| 1 | /* $Id: kWorker.c 2898 2016-09-08 15:38:50Z bird $ */
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| 2 | /** @file
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| 3 | * kWorker - experimental process reuse worker for Windows.
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| 4 | *
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| 5 | * Note! This module must be linked statically in order to avoid
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| 6 | * accidentally intercepting our own CRT calls.
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| 7 | */
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| 8 |
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| 9 | /*
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| 10 | * Copyright (c) 2016 knut st. osmundsen <bird-kBuild-spamx@anduin.net>
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| 11 | *
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| 12 | * This file is part of kBuild.
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| 13 | *
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| 14 | * kBuild is free software; you can redistribute it and/or modify
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| 15 | * it under the terms of the GNU General Public License as published by
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| 16 | * the Free Software Foundation; either version 3 of the License, or
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| 17 | * (at your option) any later version.
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| 18 | *
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| 19 | * kBuild is distributed in the hope that it will be useful,
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| 20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 22 | * GNU General Public License for more details.
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| 23 | *
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| 24 | * You should have received a copy of the GNU General Public License
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| 25 | * along with kBuild. If not, see <http://www.gnu.org/licenses/>
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| 26 | *
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| 27 | */
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| 28 |
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| 29 |
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| 30 | /*********************************************************************************************************************************
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| 31 | * Header Files *
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| 32 | *********************************************************************************************************************************/
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| 33 | //#undef NDEBUG
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| 34 | #define PSAPI_VERSION 1
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| 35 | #include <k/kHlp.h>
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| 36 | #include <k/kLdr.h>
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| 37 |
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| 38 | #include <stdio.h>
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| 39 | #include <intrin.h>
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| 40 | #include <setjmp.h>
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| 41 | #include <ctype.h>
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| 42 | #include <errno.h>
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| 43 |
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| 44 | #include "nt/ntstat.h"
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| 45 | #include "kbuild_version.h"
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| 46 | /* lib/nt_fullpath.c */
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| 47 | extern void nt_fullpath(const char *pszPath, char *pszFull, size_t cchFull);
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| 48 |
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| 49 | #include "nt/ntstuff.h"
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| 50 | #include <psapi.h>
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| 51 |
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| 52 | #include "nt/kFsCache.h"
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| 53 | #include "quote_argv.h"
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| 54 | #include "md5.h"
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| 55 |
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| 56 | #include "../kmk/kmkbuiltin.h"
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| 57 |
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| 58 |
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| 59 | /*********************************************************************************************************************************
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| 60 | * Defined Constants And Macros *
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| 61 | *********************************************************************************************************************************/
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| 62 | /** @def WITH_TEMP_MEMORY_FILES
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| 63 | * Enables temporary memory files for cl.exe. */
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| 64 | #define WITH_TEMP_MEMORY_FILES
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| 65 |
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| 66 | /** @def WITH_HASH_MD5_CACHE
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| 67 | * Enables caching of MD5 sums for cl.exe.
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| 68 | * This prevents wasting time on rehashing common headers each time
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| 69 | * they are included. */
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| 70 | #define WITH_HASH_MD5_CACHE
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| 71 |
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| 72 |
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| 73 | /** String constant comma length. */
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| 74 | #define TUPLE(a_sz) a_sz, sizeof(a_sz) - 1
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| 75 |
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| 76 | /** @def KW_LOG
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| 77 | * Generic logging.
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| 78 | * @param a Argument list for kwDbgPrintf */
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| 79 | #ifndef NDEBUG
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| 80 | # define KW_LOG(a) kwDbgPrintf a
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| 81 | #else
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| 82 | # define KW_LOG(a) do { } while (0)
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| 83 | #endif
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| 84 |
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| 85 | /** @def KWFS_LOG
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| 86 | * FS cache logging.
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| 87 | * @param a Argument list for kwDbgPrintf */
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| 88 | #ifndef NDEBUG
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| 89 | # define KWFS_LOG(a) kwDbgPrintf a
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| 90 | #else
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| 91 | # define KWFS_LOG(a) do { } while (0)
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| 92 | #endif
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| 93 |
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| 94 | /** @def KWCRYPT_LOG
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| 95 | * FS cache logging.
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| 96 | * @param a Argument list for kwDbgPrintf */
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| 97 | #ifndef NDEBUG
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| 98 | # define KWCRYPT_LOG(a) kwDbgPrintf a
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| 99 | #else
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| 100 | # define KWCRYPT_LOG(a) do { } while (0)
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| 101 | #endif
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| 102 |
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| 103 | /** Converts a windows handle to a handle table index.
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| 104 | * @note We currently just mask off the 31th bit, and do no shifting or anything
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| 105 | * else to create an index of the handle.
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| 106 | * @todo consider shifting by 2 or 3. */
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| 107 | #define KW_HANDLE_TO_INDEX(a_hHandle) ((KUPTR)(a_hHandle) & ~(KUPTR)KU32_C(0x8000000))
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| 108 | /** Maximum handle value we can deal with. */
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| 109 | #define KW_HANDLE_MAX 0x20000
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| 110 |
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| 111 | /** Max temporary file size (memory backed). */
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| 112 | #if K_ARCH_BITS >= 64
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| 113 | # define KWFS_TEMP_FILE_MAX (256*1024*1024)
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| 114 | #else
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| 115 | # define KWFS_TEMP_FILE_MAX (64*1024*1024)
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| 116 | #endif
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| 117 |
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| 118 | /** Marks unfinished code. */
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| 119 | #if 1
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| 120 | # define KWFS_TODO() do { kwErrPrintf("\nHit TODO on line %u in %s!\n", __LINE__, __FUNCTION__); __debugbreak(); } while (0)
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| 121 | #else
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| 122 | # define KWFS_TODO() do { kwErrPrintf("\nHit TODO on line %u in %s!\n", __LINE__, __FUNCTION__); } while (0)
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| 123 | #endif
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| 124 |
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| 125 | /** User data key for tools. */
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| 126 | #define KW_DATA_KEY_TOOL (~(KUPTR)16381)
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| 127 | /** User data key for a cached file. */
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| 128 | #define KW_DATA_KEY_CACHED_FILE (~(KUPTR)65521)
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| 129 |
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| 130 |
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| 131 | /*********************************************************************************************************************************
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| 132 | * Structures and Typedefs *
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| 133 | *********************************************************************************************************************************/
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| 134 | typedef enum KWLOCATION
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| 135 | {
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| 136 | KWLOCATION_INVALID = 0,
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| 137 | KWLOCATION_EXE_DIR,
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| 138 | KWLOCATION_IMPORTER_DIR,
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| 139 | KWLOCATION_SYSTEM32,
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| 140 | KWLOCATION_UNKNOWN_NATIVE,
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| 141 | KWLOCATION_UNKNOWN,
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| 142 | } KWLOCATION;
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| 143 |
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| 144 | typedef enum KWMODSTATE
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| 145 | {
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| 146 | KWMODSTATE_INVALID = 0,
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| 147 | KWMODSTATE_NEEDS_BITS,
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| 148 | KWMODSTATE_NEEDS_INIT,
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| 149 | KWMODSTATE_BEING_INITED,
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| 150 | KWMODSTATE_INIT_FAILED,
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| 151 | KWMODSTATE_READY,
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| 152 | } KWMODSTATE;
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| 153 |
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| 154 | typedef struct KWMODULE *PKWMODULE;
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| 155 | typedef struct KWMODULE
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| 156 | {
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| 157 | /** Pointer to the next image. */
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| 158 | PKWMODULE pNext;
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| 159 | /** The normalized path to the image. */
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| 160 | const char *pszPath;
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| 161 | /** The hash of the program path. */
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| 162 | KU32 uHashPath;
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| 163 | /** Number of references. */
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| 164 | KU32 cRefs;
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| 165 | /** UTF-16 version of pszPath. */
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| 166 | const wchar_t *pwszPath;
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| 167 | /** The offset of the filename in pszPath. */
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| 168 | KU16 offFilename;
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| 169 | /** Set if executable. */
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| 170 | KBOOL fExe;
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| 171 | /** Set if native module entry. */
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| 172 | KBOOL fNative;
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| 173 | /** Loader module handle. */
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| 174 | PKLDRMOD pLdrMod;
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| 175 | /** The windows module handle. */
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| 176 | HMODULE hOurMod;
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| 177 | /** The of the loaded image bits. */
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| 178 | KSIZE cbImage;
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| 179 |
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| 180 | union
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| 181 | {
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| 182 | /** Data for a manually loaded image. */
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| 183 | struct
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| 184 | {
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| 185 | /** Where we load the image. */
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| 186 | void *pvLoad;
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| 187 | /** Virgin copy of the image. */
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| 188 | void *pvCopy;
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| 189 | /** Ldr pvBits argument. This is NULL till we've successfully resolved
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| 190 | * the imports. */
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| 191 | void *pvBits;
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| 192 | /** The state. */
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| 193 | KWMODSTATE enmState;
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| 194 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_AMD64)
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| 195 | /** The number of entries in the table. */
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| 196 | KU32 cFunctions;
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| 197 | /** The function table address (in the copy). */
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| 198 | PRUNTIME_FUNCTION paFunctions;
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| 199 | /** Set if we've already registered a function table already. */
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| 200 | KBOOL fRegisteredFunctionTable;
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| 201 | #endif
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| 202 | /** Set if we share memory with other executables. */
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| 203 | KBOOL fUseLdBuf;
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| 204 | /** Number of imported modules. */
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| 205 | KSIZE cImpMods;
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| 206 | /** Import array (variable size). */
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| 207 | PKWMODULE apImpMods[1];
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| 208 | } Manual;
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| 209 | } u;
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| 210 | } KWMODULE;
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| 211 |
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| 212 |
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| 213 | typedef struct KWDYNLOAD *PKWDYNLOAD;
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| 214 | typedef struct KWDYNLOAD
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| 215 | {
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| 216 | /** Pointer to the next in the list. */
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| 217 | PKWDYNLOAD pNext;
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| 218 |
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| 219 | /** The module handle we present to the application.
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| 220 | * This is the LoadLibraryEx return value for special modules and the
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| 221 | * KWMODULE.hOurMod value for the others. */
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| 222 | HMODULE hmod;
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| 223 |
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| 224 | /** The module for non-special resource stuff, NULL if special. */
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| 225 | PKWMODULE pMod;
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| 226 |
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| 227 | /** The length of the LoadLibary filename. */
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| 228 | KSIZE cchRequest;
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| 229 | /** The LoadLibrary filename. */
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| 230 | char szRequest[1];
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| 231 | } KWDYNLOAD;
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| 232 |
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| 233 |
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| 234 | /**
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| 235 | * GetModuleHandle cache for system modules frequently queried.
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| 236 | */
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| 237 | typedef struct KWGETMODULEHANDLECACHE
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| 238 | {
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| 239 | const char *pszName;
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| 240 | KU8 cchName;
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| 241 | KU8 cwcName;
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| 242 | const wchar_t *pwszName;
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| 243 | HANDLE hmod;
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| 244 | } KWGETMODULEHANDLECACHE;
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| 245 | typedef KWGETMODULEHANDLECACHE *PKWGETMODULEHANDLECACHE;
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| 246 |
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| 247 |
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| 248 | /**
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| 249 | * A cached file.
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| 250 | */
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| 251 | typedef struct KFSWCACHEDFILE
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| 252 | {
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| 253 | /** The user data core. */
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| 254 | KFSUSERDATA Core;
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| 255 |
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| 256 | /** Cached file handle. */
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| 257 | HANDLE hCached;
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| 258 | /** Cached file content. */
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| 259 | KU8 *pbCached;
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| 260 | /** The file size. */
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| 261 | KU32 cbCached;
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| 262 | #ifdef WITH_HASH_MD5_CACHE
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| 263 | /** Set if we've got a valid MD5 hash in abMd5Digest. */
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| 264 | KBOOL fValidMd5;
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| 265 | /** The MD5 digest if fValidMd5 is set. */
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| 266 | KU8 abMd5Digest[16];
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| 267 | #endif
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| 268 |
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| 269 | /** Circular self reference. Prevents the object from ever going away and
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| 270 | * keeps it handy for debugging. */
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| 271 | PKFSOBJ pFsObj;
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| 272 | /** The file path (for debugging). */
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| 273 | char szPath[1];
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| 274 | } KFSWCACHEDFILE;
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| 275 | /** Pointer to a cached filed. */
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| 276 | typedef KFSWCACHEDFILE *PKFSWCACHEDFILE;
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| 277 |
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| 278 |
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| 279 | #ifdef WITH_HASH_MD5_CACHE
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| 280 | /** Pointer to a MD5 hash instance. */
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| 281 | typedef struct KWHASHMD5 *PKWHASHMD5;
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| 282 | /**
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| 283 | * A MD5 hash instance.
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| 284 | */
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| 285 | typedef struct KWHASHMD5
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| 286 | {
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| 287 | /** The magic value. */
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| 288 | KUPTR uMagic;
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| 289 | /** Pointer to the next hash handle. */
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| 290 | PKWHASHMD5 pNext;
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| 291 | /** The cached file we've associated this handle with. */
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| 292 | PKFSWCACHEDFILE pCachedFile;
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| 293 | /** The number of bytes we've hashed. */
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| 294 | KU32 cbHashed;
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| 295 | /** Set if this has gone wrong. */
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| 296 | KBOOL fGoneBad;
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| 297 | /** Set if we're in fallback mode (file not cached). */
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| 298 | KBOOL fFallbackMode;
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| 299 | /** Set if we've already finalized the digest. */
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| 300 | KBOOL fFinal;
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| 301 | /** The MD5 fallback context. */
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| 302 | struct MD5Context Md5Ctx;
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| 303 | /** The finalized digest. */
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| 304 | KU8 abDigest[16];
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| 305 |
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| 306 | } KWHASHMD5;
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| 307 | /** Magic value for KWHASHMD5::uMagic (Les McCann). */
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| 308 | # define KWHASHMD5_MAGIC KUPTR_C(0x19350923)
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| 309 | #endif /* WITH_HASH_MD5_CACHE */
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| 310 |
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| 311 |
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| 312 |
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| 313 | typedef struct KWFSTEMPFILESEG *PKWFSTEMPFILESEG;
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| 314 | typedef struct KWFSTEMPFILESEG
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| 315 | {
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| 316 | /** File offset of data. */
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| 317 | KU32 offData;
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| 318 | /** The size of the buffer pbData points to. */
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| 319 | KU32 cbDataAlloc;
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| 320 | /** The segment data. */
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| 321 | KU8 *pbData;
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| 322 | } KWFSTEMPFILESEG;
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| 323 |
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| 324 | typedef struct KWFSTEMPFILE *PKWFSTEMPFILE;
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| 325 | typedef struct KWFSTEMPFILE
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| 326 | {
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| 327 | /** Pointer to the next temporary file for this run. */
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| 328 | PKWFSTEMPFILE pNext;
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| 329 | /** The UTF-16 path. (Allocated after this structure.) */
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| 330 | const wchar_t *pwszPath;
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| 331 | /** The path length. */
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| 332 | KU16 cwcPath;
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| 333 | /** Number of active handles using this file/mapping (<= 2). */
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| 334 | KU8 cActiveHandles;
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| 335 | /** Number of active mappings (mapped views) (0 or 1). */
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| 336 | KU8 cMappings;
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| 337 | /** The amount of space allocated in the segments. */
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| 338 | KU32 cbFileAllocated;
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| 339 | /** The current file size. */
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| 340 | KU32 cbFile;
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| 341 | /** The number of segments. */
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| 342 | KU32 cSegs;
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| 343 | /** Segments making up the file. */
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| 344 | PKWFSTEMPFILESEG paSegs;
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| 345 | } KWFSTEMPFILE;
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| 346 |
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| 347 |
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| 348 | /** Handle type. */
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| 349 | typedef enum KWHANDLETYPE
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| 350 | {
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| 351 | KWHANDLETYPE_INVALID = 0,
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| 352 | KWHANDLETYPE_FSOBJ_READ_CACHE,
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| 353 | KWHANDLETYPE_TEMP_FILE,
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| 354 | KWHANDLETYPE_TEMP_FILE_MAPPING
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| 355 | //KWHANDLETYPE_CONSOLE_CACHE
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| 356 | } KWHANDLETYPE;
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| 357 |
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| 358 | /** Handle data. */
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| 359 | typedef struct KWHANDLE
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| 360 | {
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| 361 | KWHANDLETYPE enmType;
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| 362 | /** The current file offset. */
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| 363 | KU32 offFile;
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| 364 | /** Handle access. */
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| 365 | KU32 dwDesiredAccess;
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| 366 | /** The handle. */
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| 367 | HANDLE hHandle;
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| 368 |
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| 369 | /** Type specific data. */
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| 370 | union
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| 371 | {
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| 372 | /** The file system object. */
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| 373 | PKFSWCACHEDFILE pCachedFile;
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| 374 | /** Temporary file handle or mapping handle. */
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| 375 | PKWFSTEMPFILE pTempFile;
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| 376 | } u;
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| 377 | } KWHANDLE;
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| 378 | typedef KWHANDLE *PKWHANDLE;
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| 379 |
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| 380 |
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| 381 | /** Pointer to a VirtualAlloc tracker entry. */
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| 382 | typedef struct KWVIRTALLOC *PKWVIRTALLOC;
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| 383 | /**
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| 384 | * Tracking an VirtualAlloc allocation.
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| 385 | */
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| 386 | typedef struct KWVIRTALLOC
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| 387 | {
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| 388 | PKWVIRTALLOC pNext;
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| 389 | void *pvAlloc;
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| 390 | KSIZE cbAlloc;
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| 391 | } KWVIRTALLOC;
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| 392 |
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| 393 |
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| 394 | /** Pointer to a FlsAlloc/TlsAlloc tracker entry. */
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| 395 | typedef struct KWLOCALSTORAGE *PKWLOCALSTORAGE;
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| 396 | /**
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| 397 | * Tracking an FlsAlloc/TlsAlloc index.
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| 398 | */
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| 399 | typedef struct KWLOCALSTORAGE
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| 400 | {
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| 401 | PKWLOCALSTORAGE pNext;
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| 402 | KU32 idx;
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| 403 | } KWLOCALSTORAGE;
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| 404 |
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| 405 |
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| 406 | typedef enum KWTOOLTYPE
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| 407 | {
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| 408 | KWTOOLTYPE_INVALID = 0,
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| 409 | KWTOOLTYPE_SANDBOXED,
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| 410 | KWTOOLTYPE_WATCOM,
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| 411 | KWTOOLTYPE_EXEC,
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| 412 | KWTOOLTYPE_END
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| 413 | } KWTOOLTYPE;
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| 414 |
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| 415 | typedef enum KWTOOLHINT
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| 416 | {
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| 417 | KWTOOLHINT_INVALID = 0,
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| 418 | KWTOOLHINT_NONE,
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| 419 | KWTOOLHINT_VISUAL_CPP_CL,
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| 420 | KWTOOLHINT_END
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| 421 | } KWTOOLHINT;
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| 422 |
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| 423 |
|
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| 424 | /**
|
|---|
| 425 | * A kWorker tool.
|
|---|
| 426 | */
|
|---|
| 427 | typedef struct KWTOOL
|
|---|
| 428 | {
|
|---|
| 429 | /** The user data core structure. */
|
|---|
| 430 | KFSUSERDATA Core;
|
|---|
| 431 |
|
|---|
| 432 | /** The normalized path to the program. */
|
|---|
| 433 | const char *pszPath;
|
|---|
| 434 | /** UTF-16 version of pszPath. */
|
|---|
| 435 | wchar_t const *pwszPath;
|
|---|
| 436 | /** The kind of tool. */
|
|---|
| 437 | KWTOOLTYPE enmType;
|
|---|
| 438 |
|
|---|
| 439 | union
|
|---|
| 440 | {
|
|---|
| 441 | struct
|
|---|
| 442 | {
|
|---|
| 443 | /** The main entry point. */
|
|---|
| 444 | KUPTR uMainAddr;
|
|---|
| 445 | /** The executable. */
|
|---|
| 446 | PKWMODULE pExe;
|
|---|
| 447 | /** List of dynamically loaded modules.
|
|---|
| 448 | * These will be kept loaded till the tool is destroyed (if we ever do that). */
|
|---|
| 449 | PKWDYNLOAD pDynLoadHead;
|
|---|
| 450 | /** Module array sorted by hOurMod. */
|
|---|
| 451 | PKWMODULE *papModules;
|
|---|
| 452 | /** Number of entries in papModules. */
|
|---|
| 453 | KU32 cModules;
|
|---|
| 454 |
|
|---|
| 455 | /** Tool hint (for hacks and such). */
|
|---|
| 456 | KWTOOLHINT enmHint;
|
|---|
| 457 | } Sandboxed;
|
|---|
| 458 | } u;
|
|---|
| 459 | } KWTOOL;
|
|---|
| 460 | /** Pointer to a tool. */
|
|---|
| 461 | typedef struct KWTOOL *PKWTOOL;
|
|---|
| 462 |
|
|---|
| 463 |
|
|---|
| 464 | typedef struct KWSANDBOX *PKWSANDBOX;
|
|---|
| 465 | typedef struct KWSANDBOX
|
|---|
| 466 | {
|
|---|
| 467 | /** The tool currently running in the sandbox. */
|
|---|
| 468 | PKWTOOL pTool;
|
|---|
| 469 | /** Jump buffer. */
|
|---|
| 470 | jmp_buf JmpBuf;
|
|---|
| 471 | /** The thread ID of the main thread (owner of JmpBuf). */
|
|---|
| 472 | DWORD idMainThread;
|
|---|
| 473 | /** Copy of the NT TIB of the main thread. */
|
|---|
| 474 | NT_TIB TibMainThread;
|
|---|
| 475 | /** The NT_TIB::ExceptionList value inside the try case.
|
|---|
| 476 | * We restore this prior to the longjmp. */
|
|---|
| 477 | void *pOutXcptListHead;
|
|---|
| 478 | /** The exit code in case of longjmp. */
|
|---|
| 479 | int rcExitCode;
|
|---|
| 480 | /** Set if we're running. */
|
|---|
| 481 | KBOOL fRunning;
|
|---|
| 482 |
|
|---|
| 483 | /** The command line. */
|
|---|
| 484 | char *pszCmdLine;
|
|---|
| 485 | /** The UTF-16 command line. */
|
|---|
| 486 | wchar_t *pwszCmdLine;
|
|---|
| 487 | /** Number of arguments in papszArgs. */
|
|---|
| 488 | int cArgs;
|
|---|
| 489 | /** The argument vector. */
|
|---|
| 490 | char **papszArgs;
|
|---|
| 491 | /** The argument vector. */
|
|---|
| 492 | wchar_t **papwszArgs;
|
|---|
| 493 |
|
|---|
| 494 | /** The _pgmptr msvcrt variable. */
|
|---|
| 495 | char *pgmptr;
|
|---|
| 496 | /** The _wpgmptr msvcrt variable. */
|
|---|
| 497 | wchar_t *wpgmptr;
|
|---|
| 498 |
|
|---|
| 499 | /** The _initenv msvcrt variable. */
|
|---|
| 500 | char **initenv;
|
|---|
| 501 | /** The _winitenv msvcrt variable. */
|
|---|
| 502 | wchar_t **winitenv;
|
|---|
| 503 |
|
|---|
| 504 | /** Size of the array we've allocated (ASSUMES nobody messes with it!). */
|
|---|
| 505 | KSIZE cEnvVarsAllocated;
|
|---|
| 506 | /** The _environ msvcrt variable. */
|
|---|
| 507 | char **environ;
|
|---|
| 508 | /** The _wenviron msvcrt variable. */
|
|---|
| 509 | wchar_t **wenviron;
|
|---|
| 510 | /** The shadow _environ msvcrt variable. */
|
|---|
| 511 | char **papszEnvVars;
|
|---|
| 512 | /** The shadow _wenviron msvcrt variable. */
|
|---|
| 513 | wchar_t **papwszEnvVars;
|
|---|
| 514 |
|
|---|
| 515 |
|
|---|
| 516 | /** Handle table. */
|
|---|
| 517 | PKWHANDLE *papHandles;
|
|---|
| 518 | /** Size of the handle table. */
|
|---|
| 519 | KU32 cHandles;
|
|---|
| 520 | /** Number of active handles in the table. */
|
|---|
| 521 | KU32 cActiveHandles;
|
|---|
| 522 |
|
|---|
| 523 | /** Head of the list of temporary file. */
|
|---|
| 524 | PKWFSTEMPFILE pTempFileHead;
|
|---|
| 525 |
|
|---|
| 526 | /** Head of the virtual alloc allocations. */
|
|---|
| 527 | PKWVIRTALLOC pVirtualAllocHead;
|
|---|
| 528 | /** Head of the FlsAlloc indexes. */
|
|---|
| 529 | PKWLOCALSTORAGE pFlsAllocHead;
|
|---|
| 530 | /** Head of the TlsAlloc indexes. */
|
|---|
| 531 | PKWLOCALSTORAGE pTlsAllocHead;
|
|---|
| 532 |
|
|---|
| 533 | UNICODE_STRING SavedCommandLine;
|
|---|
| 534 |
|
|---|
| 535 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 536 | /** The special MD5 hash instance. */
|
|---|
| 537 | PKWHASHMD5 pHashHead;
|
|---|
| 538 | /** ReadFile sets these while CryptHashData claims and clears them.
|
|---|
| 539 | *
|
|---|
| 540 | * This is part of the heuristics we use for MD5 caching for header files. The
|
|---|
| 541 | * observed pattern is that c1.dll/c1xx.dll first reads a chunk of a source or
|
|---|
| 542 | * header, then passes the same buffer and read byte count to CryptHashData.
|
|---|
| 543 | */
|
|---|
| 544 | struct
|
|---|
| 545 | {
|
|---|
| 546 | /** The cached file last read from. */
|
|---|
| 547 | PKFSWCACHEDFILE pCachedFile;
|
|---|
| 548 | /** The file offset of the last cached read. */
|
|---|
| 549 | KU32 offRead;
|
|---|
| 550 | /** The number of bytes read last. */
|
|---|
| 551 | KU32 cbRead;
|
|---|
| 552 | /** The buffer pointer of the last read. */
|
|---|
| 553 | void *pvRead;
|
|---|
| 554 | } LastHashRead;
|
|---|
| 555 | #endif
|
|---|
| 556 | } KWSANDBOX;
|
|---|
| 557 |
|
|---|
| 558 | /** Replacement function entry. */
|
|---|
| 559 | typedef struct KWREPLACEMENTFUNCTION
|
|---|
| 560 | {
|
|---|
| 561 | /** The function name. */
|
|---|
| 562 | const char *pszFunction;
|
|---|
| 563 | /** The length of the function name. */
|
|---|
| 564 | KSIZE cchFunction;
|
|---|
| 565 | /** The module name (optional). */
|
|---|
| 566 | const char *pszModule;
|
|---|
| 567 | /** The replacement function or data address. */
|
|---|
| 568 | KUPTR pfnReplacement;
|
|---|
| 569 | } KWREPLACEMENTFUNCTION;
|
|---|
| 570 | typedef KWREPLACEMENTFUNCTION const *PCKWREPLACEMENTFUNCTION;
|
|---|
| 571 |
|
|---|
| 572 | #if 0
|
|---|
| 573 | /** Replacement function entry. */
|
|---|
| 574 | typedef struct KWREPLACEMENTDATA
|
|---|
| 575 | {
|
|---|
| 576 | /** The function name. */
|
|---|
| 577 | const char *pszFunction;
|
|---|
| 578 | /** The length of the function name. */
|
|---|
| 579 | KSIZE cchFunction;
|
|---|
| 580 | /** The module name (optional). */
|
|---|
| 581 | const char *pszModule;
|
|---|
| 582 | /** Function providing the replacement. */
|
|---|
| 583 | KUPTR (*pfnMakeReplacement)(PKWMODULE pMod, const char *pchSymbol, KSIZE cchSymbol);
|
|---|
| 584 | } KWREPLACEMENTDATA;
|
|---|
| 585 | typedef KWREPLACEMENTDATA const *PCKWREPLACEMENTDATA;
|
|---|
| 586 | #endif
|
|---|
| 587 |
|
|---|
| 588 |
|
|---|
| 589 | /*********************************************************************************************************************************
|
|---|
| 590 | * Global Variables *
|
|---|
| 591 | *********************************************************************************************************************************/
|
|---|
| 592 | /** The sandbox data. */
|
|---|
| 593 | static KWSANDBOX g_Sandbox;
|
|---|
| 594 |
|
|---|
| 595 | /** The module currently occupying g_abDefLdBuf. */
|
|---|
| 596 | static PKWMODULE g_pModInLdBuf = NULL;
|
|---|
| 597 |
|
|---|
| 598 | /** Module hash table. */
|
|---|
| 599 | static PKWMODULE g_apModules[127];
|
|---|
| 600 |
|
|---|
| 601 | /** GetModuleHandle cache. */
|
|---|
| 602 | static KWGETMODULEHANDLECACHE g_aGetModuleHandleCache[] =
|
|---|
| 603 | {
|
|---|
| 604 | #define MOD_CACHE_STRINGS(str) str, sizeof(str) - 1, (sizeof(L##str) / sizeof(wchar_t)) - 1, L##str
|
|---|
| 605 | { MOD_CACHE_STRINGS("KERNEL32.DLL"), NULL },
|
|---|
| 606 | { MOD_CACHE_STRINGS("mscoree.dll"), NULL },
|
|---|
| 607 | };
|
|---|
| 608 |
|
|---|
| 609 |
|
|---|
| 610 | /** The file system cache. */
|
|---|
| 611 | static PKFSCACHE g_pFsCache;
|
|---|
| 612 | /** The current directory (referenced). */
|
|---|
| 613 | static PKFSOBJ g_pCurDirObj = NULL;
|
|---|
| 614 |
|
|---|
| 615 | /** Verbosity level. */
|
|---|
| 616 | static int g_cVerbose = 2;
|
|---|
| 617 |
|
|---|
| 618 | /** Whether we should restart the worker. */
|
|---|
| 619 | static KBOOL g_fRestart = K_FALSE;
|
|---|
| 620 |
|
|---|
| 621 | /* Further down. */
|
|---|
| 622 | extern KWREPLACEMENTFUNCTION const g_aSandboxReplacements[];
|
|---|
| 623 | extern KU32 const g_cSandboxReplacements;
|
|---|
| 624 |
|
|---|
| 625 | extern KWREPLACEMENTFUNCTION const g_aSandboxNativeReplacements[];
|
|---|
| 626 | extern KU32 const g_cSandboxNativeReplacements;
|
|---|
| 627 |
|
|---|
| 628 | /** Create a larget BSS blob that with help of /IMAGEBASE:0x10000 should
|
|---|
| 629 | * cover the default executable link address of 0x400000. */
|
|---|
| 630 | #pragma section("DefLdBuf", write, execute, read)
|
|---|
| 631 | __declspec(allocate("DefLdBuf"))
|
|---|
| 632 | static KU8 g_abDefLdBuf[16*1024*1024];
|
|---|
| 633 |
|
|---|
| 634 |
|
|---|
| 635 |
|
|---|
| 636 | /*********************************************************************************************************************************
|
|---|
| 637 | * Internal Functions *
|
|---|
| 638 | *********************************************************************************************************************************/
|
|---|
| 639 | static FNKLDRMODGETIMPORT kwLdrModuleGetImportCallback;
|
|---|
| 640 | static int kwLdrModuleResolveAndLookup(const char *pszName, PKWMODULE pExe, PKWMODULE pImporter, PKWMODULE *ppMod);
|
|---|
| 641 | static KBOOL kwSandboxHandleTableEnter(PKWSANDBOX pSandbox, PKWHANDLE pHandle);
|
|---|
| 642 |
|
|---|
| 643 |
|
|---|
| 644 |
|
|---|
| 645 | /**
|
|---|
| 646 | * Debug printing.
|
|---|
| 647 | * @param pszFormat Debug format string.
|
|---|
| 648 | * @param ... Format argument.
|
|---|
| 649 | */
|
|---|
| 650 | static void kwDbgPrintfV(const char *pszFormat, va_list va)
|
|---|
| 651 | {
|
|---|
| 652 | if (g_cVerbose >= 2)
|
|---|
| 653 | {
|
|---|
| 654 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 655 |
|
|---|
| 656 | fprintf(stderr, "debug: ");
|
|---|
| 657 | vfprintf(stderr, pszFormat, va);
|
|---|
| 658 |
|
|---|
| 659 | SetLastError(dwSavedErr);
|
|---|
| 660 | }
|
|---|
| 661 | }
|
|---|
| 662 |
|
|---|
| 663 |
|
|---|
| 664 | /**
|
|---|
| 665 | * Debug printing.
|
|---|
| 666 | * @param pszFormat Debug format string.
|
|---|
| 667 | * @param ... Format argument.
|
|---|
| 668 | */
|
|---|
| 669 | static void kwDbgPrintf(const char *pszFormat, ...)
|
|---|
| 670 | {
|
|---|
| 671 | if (g_cVerbose >= 2)
|
|---|
| 672 | {
|
|---|
| 673 | va_list va;
|
|---|
| 674 | va_start(va, pszFormat);
|
|---|
| 675 | kwDbgPrintfV(pszFormat, va);
|
|---|
| 676 | va_end(va);
|
|---|
| 677 | }
|
|---|
| 678 | }
|
|---|
| 679 |
|
|---|
| 680 |
|
|---|
| 681 | /**
|
|---|
| 682 | * Debugger printing.
|
|---|
| 683 | * @param pszFormat Debug format string.
|
|---|
| 684 | * @param ... Format argument.
|
|---|
| 685 | */
|
|---|
| 686 | static void kwDebuggerPrintfV(const char *pszFormat, va_list va)
|
|---|
| 687 | {
|
|---|
| 688 | if (IsDebuggerPresent())
|
|---|
| 689 | {
|
|---|
| 690 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 691 | char szTmp[2048];
|
|---|
| 692 |
|
|---|
| 693 | _vsnprintf(szTmp, sizeof(szTmp), pszFormat, va);
|
|---|
| 694 | OutputDebugStringA(szTmp);
|
|---|
| 695 |
|
|---|
| 696 | SetLastError(dwSavedErr);
|
|---|
| 697 | }
|
|---|
| 698 | }
|
|---|
| 699 |
|
|---|
| 700 |
|
|---|
| 701 | /**
|
|---|
| 702 | * Debugger printing.
|
|---|
| 703 | * @param pszFormat Debug format string.
|
|---|
| 704 | * @param ... Format argument.
|
|---|
| 705 | */
|
|---|
| 706 | static void kwDebuggerPrintf(const char *pszFormat, ...)
|
|---|
| 707 | {
|
|---|
| 708 | va_list va;
|
|---|
| 709 | va_start(va, pszFormat);
|
|---|
| 710 | kwDebuggerPrintfV(pszFormat, va);
|
|---|
| 711 | va_end(va);
|
|---|
| 712 | }
|
|---|
| 713 |
|
|---|
| 714 |
|
|---|
| 715 |
|
|---|
| 716 | /**
|
|---|
| 717 | * Error printing.
|
|---|
| 718 | * @param pszFormat Message format string.
|
|---|
| 719 | * @param ... Format argument.
|
|---|
| 720 | */
|
|---|
| 721 | static void kwErrPrintfV(const char *pszFormat, va_list va)
|
|---|
| 722 | {
|
|---|
| 723 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 724 |
|
|---|
| 725 | fprintf(stderr, "kWorker: error: ");
|
|---|
| 726 | vfprintf(stderr, pszFormat, va);
|
|---|
| 727 |
|
|---|
| 728 | SetLastError(dwSavedErr);
|
|---|
| 729 | }
|
|---|
| 730 |
|
|---|
| 731 |
|
|---|
| 732 | /**
|
|---|
| 733 | * Error printing.
|
|---|
| 734 | * @param pszFormat Message format string.
|
|---|
| 735 | * @param ... Format argument.
|
|---|
| 736 | */
|
|---|
| 737 | static void kwErrPrintf(const char *pszFormat, ...)
|
|---|
| 738 | {
|
|---|
| 739 | va_list va;
|
|---|
| 740 | va_start(va, pszFormat);
|
|---|
| 741 | kwErrPrintfV(pszFormat, va);
|
|---|
| 742 | va_end(va);
|
|---|
| 743 | }
|
|---|
| 744 |
|
|---|
| 745 |
|
|---|
| 746 | /**
|
|---|
| 747 | * Error printing.
|
|---|
| 748 | * @return rc;
|
|---|
| 749 | * @param rc Return value
|
|---|
| 750 | * @param pszFormat Message format string.
|
|---|
| 751 | * @param ... Format argument.
|
|---|
| 752 | */
|
|---|
| 753 | static int kwErrPrintfRc(int rc, const char *pszFormat, ...)
|
|---|
| 754 | {
|
|---|
| 755 | va_list va;
|
|---|
| 756 | va_start(va, pszFormat);
|
|---|
| 757 | kwErrPrintfV(pszFormat, va);
|
|---|
| 758 | va_end(va);
|
|---|
| 759 | return rc;
|
|---|
| 760 | }
|
|---|
| 761 |
|
|---|
| 762 |
|
|---|
| 763 | #ifdef K_STRICT
|
|---|
| 764 |
|
|---|
| 765 | KHLP_DECL(void) kHlpAssertMsg1(const char *pszExpr, const char *pszFile, unsigned iLine, const char *pszFunction)
|
|---|
| 766 | {
|
|---|
| 767 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 768 |
|
|---|
| 769 | fprintf(stderr,
|
|---|
| 770 | "\n"
|
|---|
| 771 | "!!Assertion failed!!\n"
|
|---|
| 772 | "Expression: %s\n"
|
|---|
| 773 | "Function : %s\n"
|
|---|
| 774 | "File: %s\n"
|
|---|
| 775 | "Line: %d\n"
|
|---|
| 776 | , pszExpr, pszFunction, pszFile, iLine);
|
|---|
| 777 |
|
|---|
| 778 | SetLastError(dwSavedErr);
|
|---|
| 779 | }
|
|---|
| 780 |
|
|---|
| 781 |
|
|---|
| 782 | KHLP_DECL(void) kHlpAssertMsg2(const char *pszFormat, ...)
|
|---|
| 783 | {
|
|---|
| 784 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 785 | va_list va;
|
|---|
| 786 |
|
|---|
| 787 | va_start(va, pszFormat);
|
|---|
| 788 | fprintf(stderr, pszFormat, va);
|
|---|
| 789 | va_end(va);
|
|---|
| 790 |
|
|---|
| 791 | SetLastError(dwSavedErr);
|
|---|
| 792 | }
|
|---|
| 793 |
|
|---|
| 794 | #endif /* K_STRICT */
|
|---|
| 795 |
|
|---|
| 796 |
|
|---|
| 797 | /**
|
|---|
| 798 | * Hashes a string.
|
|---|
| 799 | *
|
|---|
| 800 | * @returns 32-bit string hash.
|
|---|
| 801 | * @param pszString String to hash.
|
|---|
| 802 | */
|
|---|
| 803 | static KU32 kwStrHash(const char *pszString)
|
|---|
| 804 | {
|
|---|
| 805 | /* This algorithm was created for sdbm (a public-domain reimplementation of
|
|---|
| 806 | ndbm) database library. it was found to do well in scrambling bits,
|
|---|
| 807 | causing better distribution of the keys and fewer splits. it also happens
|
|---|
| 808 | to be a good general hashing function with good distribution. the actual
|
|---|
| 809 | function is hash(i) = hash(i - 1) * 65599 + str[i]; what is included below
|
|---|
| 810 | is the faster version used in gawk. [there is even a faster, duff-device
|
|---|
| 811 | version] the magic constant 65599 was picked out of thin air while
|
|---|
| 812 | experimenting with different constants, and turns out to be a prime.
|
|---|
| 813 | this is one of the algorithms used in berkeley db (see sleepycat) and
|
|---|
| 814 | elsewhere. */
|
|---|
| 815 | KU32 uHash = 0;
|
|---|
| 816 | KU32 uChar;
|
|---|
| 817 | while ((uChar = (unsigned char)*pszString++) != 0)
|
|---|
| 818 | uHash = uChar + (uHash << 6) + (uHash << 16) - uHash;
|
|---|
| 819 | return uHash;
|
|---|
| 820 | }
|
|---|
| 821 |
|
|---|
| 822 |
|
|---|
| 823 | /**
|
|---|
| 824 | * Hashes a string.
|
|---|
| 825 | *
|
|---|
| 826 | * @returns The string length.
|
|---|
| 827 | * @param pszString String to hash.
|
|---|
| 828 | * @param puHash Where to return the 32-bit string hash.
|
|---|
| 829 | */
|
|---|
| 830 | static KSIZE kwStrHashEx(const char *pszString, KU32 *puHash)
|
|---|
| 831 | {
|
|---|
| 832 | const char * const pszStart = pszString;
|
|---|
| 833 | KU32 uHash = 0;
|
|---|
| 834 | KU32 uChar;
|
|---|
| 835 | while ((uChar = (unsigned char)*pszString) != 0)
|
|---|
| 836 | {
|
|---|
| 837 | uHash = uChar + (uHash << 6) + (uHash << 16) - uHash;
|
|---|
| 838 | pszString++;
|
|---|
| 839 | }
|
|---|
| 840 | *puHash = uHash;
|
|---|
| 841 | return pszString - pszStart;
|
|---|
| 842 | }
|
|---|
| 843 |
|
|---|
| 844 |
|
|---|
| 845 | /**
|
|---|
| 846 | * Hashes a string.
|
|---|
| 847 | *
|
|---|
| 848 | * @returns The string length in wchar_t units.
|
|---|
| 849 | * @param pwszString String to hash.
|
|---|
| 850 | * @param puHash Where to return the 32-bit string hash.
|
|---|
| 851 | */
|
|---|
| 852 | static KSIZE kwUtf16HashEx(const wchar_t *pwszString, KU32 *puHash)
|
|---|
| 853 | {
|
|---|
| 854 | const wchar_t * const pwszStart = pwszString;
|
|---|
| 855 | KU32 uHash = 0;
|
|---|
| 856 | KU32 uChar;
|
|---|
| 857 | while ((uChar = *pwszString) != 0)
|
|---|
| 858 | {
|
|---|
| 859 | uHash = uChar + (uHash << 6) + (uHash << 16) - uHash;
|
|---|
| 860 | pwszString++;
|
|---|
| 861 | }
|
|---|
| 862 | *puHash = uHash;
|
|---|
| 863 | return pwszString - pwszStart;
|
|---|
| 864 | }
|
|---|
| 865 |
|
|---|
| 866 |
|
|---|
| 867 | /**
|
|---|
| 868 | * Converts the given string to unicode.
|
|---|
| 869 | *
|
|---|
| 870 | * @returns Length of the resulting string in wchar_t's.
|
|---|
| 871 | * @param pszSrc The source string.
|
|---|
| 872 | * @param pwszDst The destination buffer.
|
|---|
| 873 | * @param cwcDst The size of the destination buffer in wchar_t's.
|
|---|
| 874 | */
|
|---|
| 875 | static KSIZE kwStrToUtf16(const char *pszSrc, wchar_t *pwszDst, KSIZE cwcDst)
|
|---|
| 876 | {
|
|---|
| 877 | /* Just to the quick ASCII stuff for now. correct ansi code page stuff later some time. */
|
|---|
| 878 | KSIZE offDst = 0;
|
|---|
| 879 | while (offDst < cwcDst)
|
|---|
| 880 | {
|
|---|
| 881 | char ch = *pszSrc++;
|
|---|
| 882 | pwszDst[offDst++] = ch;
|
|---|
| 883 | if (!ch)
|
|---|
| 884 | return offDst - 1;
|
|---|
| 885 | kHlpAssert((unsigned)ch < 127);
|
|---|
| 886 | }
|
|---|
| 887 |
|
|---|
| 888 | pwszDst[offDst - 1] = '\0';
|
|---|
| 889 | return offDst;
|
|---|
| 890 | }
|
|---|
| 891 |
|
|---|
| 892 |
|
|---|
| 893 | /**
|
|---|
| 894 | * Converts the given string to UTF-16, allocating the buffer.
|
|---|
| 895 | *
|
|---|
| 896 | * @returns Pointer to the new heap allocation containing the UTF-16 version of
|
|---|
| 897 | * the source string.
|
|---|
| 898 | * @param pchSrc The source string.
|
|---|
| 899 | * @param cchSrc The length of the source string.
|
|---|
| 900 | */
|
|---|
| 901 | static wchar_t *kwStrToUtf16AllocN(const char *pchSrc, KSIZE cchSrc)
|
|---|
| 902 | {
|
|---|
| 903 | DWORD const dwErrSaved = GetLastError();
|
|---|
| 904 | KSIZE cwcBuf = cchSrc + 1;
|
|---|
| 905 | wchar_t *pwszBuf = (wchar_t *)kHlpAlloc(cwcBuf * sizeof(pwszBuf));
|
|---|
| 906 | if (pwszBuf)
|
|---|
| 907 | {
|
|---|
| 908 | if (cchSrc > 0)
|
|---|
| 909 | {
|
|---|
| 910 | int cwcRet = MultiByteToWideChar(CP_ACP, 0, pchSrc, (int)cchSrc, pwszBuf, (int)cwcBuf - 1);
|
|---|
| 911 | if (cwcRet > 0)
|
|---|
| 912 | {
|
|---|
| 913 | kHlpAssert(cwcRet < (KSSIZE)cwcBuf);
|
|---|
| 914 | pwszBuf[cwcRet] = '\0';
|
|---|
| 915 | }
|
|---|
| 916 | else
|
|---|
| 917 | {
|
|---|
| 918 | kHlpFree(pwszBuf);
|
|---|
| 919 |
|
|---|
| 920 | /* Figure the length and allocate the right buffer size. */
|
|---|
| 921 | SetLastError(NO_ERROR);
|
|---|
| 922 | cwcRet = MultiByteToWideChar(CP_ACP, 0, pchSrc, (int)cchSrc, pwszBuf, 0);
|
|---|
| 923 | if (cwcRet)
|
|---|
| 924 | {
|
|---|
| 925 | cwcBuf = cwcRet + 2;
|
|---|
| 926 | pwszBuf = (wchar_t *)kHlpAlloc(cwcBuf * sizeof(pwszBuf));
|
|---|
| 927 | if (pwszBuf)
|
|---|
| 928 | {
|
|---|
| 929 | SetLastError(NO_ERROR);
|
|---|
| 930 | cwcRet = MultiByteToWideChar(CP_ACP, 0, pchSrc, (int)cchSrc, pwszBuf, (int)cwcBuf - 1);
|
|---|
| 931 | if (cwcRet)
|
|---|
| 932 | {
|
|---|
| 933 | kHlpAssert(cwcRet < (KSSIZE)cwcBuf);
|
|---|
| 934 | pwszBuf[cwcRet] = '\0';
|
|---|
| 935 | }
|
|---|
| 936 | else
|
|---|
| 937 | {
|
|---|
| 938 | kwErrPrintf("MultiByteToWideChar(,,%*.*s,,) -> dwErr=%d\n", cchSrc, cchSrc, pchSrc, GetLastError());
|
|---|
| 939 | kHlpFree(pwszBuf);
|
|---|
| 940 | pwszBuf = NULL;
|
|---|
| 941 | }
|
|---|
| 942 | }
|
|---|
| 943 | }
|
|---|
| 944 | else
|
|---|
| 945 | {
|
|---|
| 946 | kwErrPrintf("MultiByteToWideChar(,,%*.*s,,NULL,0) -> dwErr=%d\n", cchSrc, cchSrc, pchSrc, GetLastError());
|
|---|
| 947 | pwszBuf = NULL;
|
|---|
| 948 | }
|
|---|
| 949 | }
|
|---|
| 950 | }
|
|---|
| 951 | else
|
|---|
| 952 | pwszBuf[0] = '\0';
|
|---|
| 953 | }
|
|---|
| 954 | SetLastError(dwErrSaved);
|
|---|
| 955 | return pwszBuf;
|
|---|
| 956 | }
|
|---|
| 957 |
|
|---|
| 958 |
|
|---|
| 959 | /**
|
|---|
| 960 | * Converts the given UTF-16 to a normal string.
|
|---|
| 961 | *
|
|---|
| 962 | * @returns Length of the resulting string.
|
|---|
| 963 | * @param pwszSrc The source UTF-16 string.
|
|---|
| 964 | * @param pszDst The destination buffer.
|
|---|
| 965 | * @param cbDst The size of the destination buffer in bytes.
|
|---|
| 966 | */
|
|---|
| 967 | static KSIZE kwUtf16ToStr(const wchar_t *pwszSrc, char *pszDst, KSIZE cbDst)
|
|---|
| 968 | {
|
|---|
| 969 | /* Just to the quick ASCII stuff for now. correct ansi code page stuff later some time. */
|
|---|
| 970 | KSIZE offDst = 0;
|
|---|
| 971 | while (offDst < cbDst)
|
|---|
| 972 | {
|
|---|
| 973 | wchar_t wc = *pwszSrc++;
|
|---|
| 974 | pszDst[offDst++] = (char)wc;
|
|---|
| 975 | if (!wc)
|
|---|
| 976 | return offDst - 1;
|
|---|
| 977 | kHlpAssert((unsigned)wc < 127);
|
|---|
| 978 | }
|
|---|
| 979 |
|
|---|
| 980 | pszDst[offDst - 1] = '\0';
|
|---|
| 981 | return offDst;
|
|---|
| 982 | }
|
|---|
| 983 |
|
|---|
| 984 |
|
|---|
| 985 | /**
|
|---|
| 986 | * Converts the given UTF-16 to ASSI, allocating the buffer.
|
|---|
| 987 | *
|
|---|
| 988 | * @returns Pointer to the new heap allocation containing the ANSI version of
|
|---|
| 989 | * the source string.
|
|---|
| 990 | * @param pwcSrc The source string.
|
|---|
| 991 | * @param cwcSrc The length of the source string.
|
|---|
| 992 | */
|
|---|
| 993 | static char *kwUtf16ToStrAllocN(const wchar_t *pwcSrc, KSIZE cwcSrc)
|
|---|
| 994 | {
|
|---|
| 995 | DWORD const dwErrSaved = GetLastError();
|
|---|
| 996 | KSIZE cbBuf = cwcSrc + (cwcSrc >> 1) + 1;
|
|---|
| 997 | char *pszBuf = (char *)kHlpAlloc(cbBuf);
|
|---|
| 998 | if (pszBuf)
|
|---|
| 999 | {
|
|---|
| 1000 | if (cwcSrc > 0)
|
|---|
| 1001 | {
|
|---|
| 1002 | int cchRet = WideCharToMultiByte(CP_ACP, 0, pwcSrc, (int)cwcSrc, pszBuf, (int)cbBuf - 1, NULL, NULL);
|
|---|
| 1003 | if (cchRet > 0)
|
|---|
| 1004 | {
|
|---|
| 1005 | kHlpAssert(cchRet < (KSSIZE)cbBuf);
|
|---|
| 1006 | pszBuf[cchRet] = '\0';
|
|---|
| 1007 | }
|
|---|
| 1008 | else
|
|---|
| 1009 | {
|
|---|
| 1010 | kHlpFree(pszBuf);
|
|---|
| 1011 |
|
|---|
| 1012 | /* Figure the length and allocate the right buffer size. */
|
|---|
| 1013 | SetLastError(NO_ERROR);
|
|---|
| 1014 | cchRet = WideCharToMultiByte(CP_ACP, 0, pwcSrc, (int)cwcSrc, pszBuf, 0, NULL, NULL);
|
|---|
| 1015 | if (cchRet)
|
|---|
| 1016 | {
|
|---|
| 1017 | cbBuf = cchRet + 2;
|
|---|
| 1018 | pszBuf = (char *)kHlpAlloc(cbBuf);
|
|---|
| 1019 | if (pszBuf)
|
|---|
| 1020 | {
|
|---|
| 1021 | SetLastError(NO_ERROR);
|
|---|
| 1022 | cchRet = WideCharToMultiByte(CP_ACP, 0, pwcSrc, (int)cwcSrc, pszBuf, (int)cbBuf - 1, NULL, NULL);
|
|---|
| 1023 | if (cchRet)
|
|---|
| 1024 | {
|
|---|
| 1025 | kHlpAssert(cchRet < (KSSIZE)cbBuf);
|
|---|
| 1026 | pszBuf[cchRet] = '\0';
|
|---|
| 1027 | }
|
|---|
| 1028 | else
|
|---|
| 1029 | {
|
|---|
| 1030 | kwErrPrintf("WideCharToMultiByte(,,%*.*ls,,) -> dwErr=%d\n", cwcSrc, cwcSrc, pwcSrc, GetLastError());
|
|---|
| 1031 | kHlpFree(pszBuf);
|
|---|
| 1032 | pszBuf = NULL;
|
|---|
| 1033 | }
|
|---|
| 1034 | }
|
|---|
| 1035 | }
|
|---|
| 1036 | else
|
|---|
| 1037 | {
|
|---|
| 1038 | kwErrPrintf("WideCharToMultiByte(,,%*.*ls,,NULL,0) -> dwErr=%d\n", cwcSrc, cwcSrc, pwcSrc, GetLastError());
|
|---|
| 1039 | pszBuf = NULL;
|
|---|
| 1040 | }
|
|---|
| 1041 | }
|
|---|
| 1042 | }
|
|---|
| 1043 | else
|
|---|
| 1044 | pszBuf[0] = '\0';
|
|---|
| 1045 | }
|
|---|
| 1046 | SetLastError(dwErrSaved);
|
|---|
| 1047 | return pszBuf;
|
|---|
| 1048 | }
|
|---|
| 1049 |
|
|---|
| 1050 |
|
|---|
| 1051 |
|
|---|
| 1052 | /** UTF-16 string length. */
|
|---|
| 1053 | static KSIZE kwUtf16Len(wchar_t const *pwsz)
|
|---|
| 1054 | {
|
|---|
| 1055 | KSIZE cwc = 0;
|
|---|
| 1056 | while (*pwsz != '\0')
|
|---|
| 1057 | cwc++, pwsz++;
|
|---|
| 1058 | return cwc;
|
|---|
| 1059 | }
|
|---|
| 1060 |
|
|---|
| 1061 | /**
|
|---|
| 1062 | * Copy out the UTF-16 string following the convension of GetModuleFileName
|
|---|
| 1063 | */
|
|---|
| 1064 | static DWORD kwUtf16CopyStyle1(wchar_t const *pwszSrc, wchar_t *pwszDst, KSIZE cwcDst)
|
|---|
| 1065 | {
|
|---|
| 1066 | KSIZE cwcSrc = kwUtf16Len(pwszSrc);
|
|---|
| 1067 | if (cwcSrc + 1 <= cwcDst)
|
|---|
| 1068 | {
|
|---|
| 1069 | kHlpMemCopy(pwszDst, pwszSrc, (cwcSrc + 1) * sizeof(wchar_t));
|
|---|
| 1070 | return (DWORD)cwcSrc;
|
|---|
| 1071 | }
|
|---|
| 1072 | if (cwcDst > 0)
|
|---|
| 1073 | {
|
|---|
| 1074 | KSIZE cwcDstTmp = cwcDst - 1;
|
|---|
| 1075 | pwszDst[cwcDstTmp] = '\0';
|
|---|
| 1076 | if (cwcDstTmp > 0)
|
|---|
| 1077 | kHlpMemCopy(pwszDst, pwszSrc, cwcDstTmp);
|
|---|
| 1078 | }
|
|---|
| 1079 | SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|---|
| 1080 | return (DWORD)cwcDst;
|
|---|
| 1081 | }
|
|---|
| 1082 |
|
|---|
| 1083 |
|
|---|
| 1084 | /**
|
|---|
| 1085 | * Copy out the ANSI string following the convension of GetModuleFileName
|
|---|
| 1086 | */
|
|---|
| 1087 | static DWORD kwStrCopyStyle1(char const *pszSrc, char *pszDst, KSIZE cbDst)
|
|---|
| 1088 | {
|
|---|
| 1089 | KSIZE cchSrc = kHlpStrLen(pszSrc);
|
|---|
| 1090 | if (cchSrc + 1 <= cbDst)
|
|---|
| 1091 | {
|
|---|
| 1092 | kHlpMemCopy(pszDst, pszSrc, cchSrc + 1);
|
|---|
| 1093 | return (DWORD)cchSrc;
|
|---|
| 1094 | }
|
|---|
| 1095 | if (cbDst > 0)
|
|---|
| 1096 | {
|
|---|
| 1097 | KSIZE cbDstTmp = cbDst - 1;
|
|---|
| 1098 | pszDst[cbDstTmp] = '\0';
|
|---|
| 1099 | if (cbDstTmp > 0)
|
|---|
| 1100 | kHlpMemCopy(pszDst, pszSrc, cbDstTmp);
|
|---|
| 1101 | }
|
|---|
| 1102 | SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
|---|
| 1103 | return (DWORD)cbDst;
|
|---|
| 1104 | }
|
|---|
| 1105 |
|
|---|
| 1106 |
|
|---|
| 1107 | /**
|
|---|
| 1108 | * Normalizes the path so we get a consistent hash.
|
|---|
| 1109 | *
|
|---|
| 1110 | * @returns status code.
|
|---|
| 1111 | * @param pszPath The path.
|
|---|
| 1112 | * @param pszNormPath The output buffer.
|
|---|
| 1113 | * @param cbNormPath The size of the output buffer.
|
|---|
| 1114 | */
|
|---|
| 1115 | static int kwPathNormalize(const char *pszPath, char *pszNormPath, KSIZE cbNormPath)
|
|---|
| 1116 | {
|
|---|
| 1117 | KFSLOOKUPERROR enmError;
|
|---|
| 1118 | PKFSOBJ pFsObj = kFsCacheLookupA(g_pFsCache, pszPath, &enmError);
|
|---|
| 1119 | if (pFsObj)
|
|---|
| 1120 | {
|
|---|
| 1121 | KBOOL fRc;
|
|---|
| 1122 | fRc = kFsCacheObjGetFullPathA(pFsObj, pszNormPath, cbNormPath, '\\');
|
|---|
| 1123 | kFsCacheObjRelease(g_pFsCache, pFsObj);
|
|---|
| 1124 | if (fRc)
|
|---|
| 1125 | return 0;
|
|---|
| 1126 | return KERR_BUFFER_OVERFLOW;
|
|---|
| 1127 | }
|
|---|
| 1128 | return KERR_FILE_NOT_FOUND;
|
|---|
| 1129 | }
|
|---|
| 1130 |
|
|---|
| 1131 |
|
|---|
| 1132 | /**
|
|---|
| 1133 | * Get the pointer to the filename part of the path.
|
|---|
| 1134 | *
|
|---|
| 1135 | * @returns Pointer to where the filename starts within the string pointed to by pszFilename.
|
|---|
| 1136 | * @returns Pointer to the terminator char if no filename.
|
|---|
| 1137 | * @param pszPath The path to parse.
|
|---|
| 1138 | */
|
|---|
| 1139 | static wchar_t *kwPathGetFilenameW(const wchar_t *pwszPath)
|
|---|
| 1140 | {
|
|---|
| 1141 | const wchar_t *pwszLast = NULL;
|
|---|
| 1142 | for (;;)
|
|---|
| 1143 | {
|
|---|
| 1144 | wchar_t wc = *pwszPath;
|
|---|
| 1145 | #if K_OS == K_OS_OS2 || K_OS == K_OS_WINDOWS
|
|---|
| 1146 | if (wc == '/' || wc == '\\' || wc == ':')
|
|---|
| 1147 | {
|
|---|
| 1148 | while ((wc = *++pwszPath) == '/' || wc == '\\' || wc == ':')
|
|---|
| 1149 | /* nothing */;
|
|---|
| 1150 | pwszLast = pwszPath;
|
|---|
| 1151 | }
|
|---|
| 1152 | #else
|
|---|
| 1153 | if (wc == '/')
|
|---|
| 1154 | {
|
|---|
| 1155 | while ((wc = *++pszFilename) == '/')
|
|---|
| 1156 | /* betsuni */;
|
|---|
| 1157 | pwszLast = pwszPath;
|
|---|
| 1158 | }
|
|---|
| 1159 | #endif
|
|---|
| 1160 | if (!wc)
|
|---|
| 1161 | return (wchar_t *)(pwszLast ? pwszLast : pwszPath);
|
|---|
| 1162 | pwszPath++;
|
|---|
| 1163 | }
|
|---|
| 1164 | }
|
|---|
| 1165 |
|
|---|
| 1166 |
|
|---|
| 1167 |
|
|---|
| 1168 | /**
|
|---|
| 1169 | * Retains a new reference to the given module
|
|---|
| 1170 | * @returns pMod
|
|---|
| 1171 | * @param pMod The module to retain.
|
|---|
| 1172 | */
|
|---|
| 1173 | static PKWMODULE kwLdrModuleRetain(PKWMODULE pMod)
|
|---|
| 1174 | {
|
|---|
| 1175 | kHlpAssert(pMod->cRefs > 0);
|
|---|
| 1176 | kHlpAssert(pMod->cRefs < 64);
|
|---|
| 1177 | pMod->cRefs++;
|
|---|
| 1178 | return pMod;
|
|---|
| 1179 | }
|
|---|
| 1180 |
|
|---|
| 1181 |
|
|---|
| 1182 | /**
|
|---|
| 1183 | * Releases a module reference.
|
|---|
| 1184 | *
|
|---|
| 1185 | * @param pMod The module to release.
|
|---|
| 1186 | */
|
|---|
| 1187 | static void kwLdrModuleRelease(PKWMODULE pMod)
|
|---|
| 1188 | {
|
|---|
| 1189 | if (--pMod->cRefs == 0)
|
|---|
| 1190 | {
|
|---|
| 1191 | /* Unlink it. */
|
|---|
| 1192 | if (!pMod->fExe)
|
|---|
| 1193 | {
|
|---|
| 1194 | PKWMODULE pPrev = NULL;
|
|---|
| 1195 | unsigned idx = pMod->uHashPath % K_ELEMENTS(g_apModules);
|
|---|
| 1196 | if (g_apModules[idx] == pMod)
|
|---|
| 1197 | g_apModules[idx] = pMod->pNext;
|
|---|
| 1198 | else
|
|---|
| 1199 | {
|
|---|
| 1200 | PKWMODULE pPrev = g_apModules[idx];
|
|---|
| 1201 | kHlpAssert(pPrev != NULL);
|
|---|
| 1202 | while (pPrev->pNext != pMod)
|
|---|
| 1203 | {
|
|---|
| 1204 | pPrev = pPrev->pNext;
|
|---|
| 1205 | kHlpAssert(pPrev != NULL);
|
|---|
| 1206 | }
|
|---|
| 1207 | pPrev->pNext = pMod->pNext;
|
|---|
| 1208 | }
|
|---|
| 1209 | }
|
|---|
| 1210 |
|
|---|
| 1211 | /* Release import modules. */
|
|---|
| 1212 | if (!pMod->fNative)
|
|---|
| 1213 | {
|
|---|
| 1214 | KSIZE idx = pMod->u.Manual.cImpMods;
|
|---|
| 1215 | while (idx-- > 0)
|
|---|
| 1216 | if (pMod->u.Manual.apImpMods[idx])
|
|---|
| 1217 | {
|
|---|
| 1218 | kwLdrModuleRelease(pMod->u.Manual.apImpMods[idx]);
|
|---|
| 1219 | pMod->u.Manual.apImpMods[idx] = NULL;
|
|---|
| 1220 | }
|
|---|
| 1221 | }
|
|---|
| 1222 |
|
|---|
| 1223 | /* Free our resources. */
|
|---|
| 1224 | kLdrModClose(pMod->pLdrMod);
|
|---|
| 1225 | pMod->pLdrMod = NULL;
|
|---|
| 1226 |
|
|---|
| 1227 | if (!pMod->fNative)
|
|---|
| 1228 | {
|
|---|
| 1229 | kHlpPageFree(pMod->u.Manual.pvCopy, pMod->cbImage);
|
|---|
| 1230 | kHlpPageFree(pMod->u.Manual.pvLoad, pMod->cbImage);
|
|---|
| 1231 | }
|
|---|
| 1232 |
|
|---|
| 1233 | kHlpFree(pMod);
|
|---|
| 1234 | }
|
|---|
| 1235 | else
|
|---|
| 1236 | kHlpAssert(pMod->cRefs < 64);
|
|---|
| 1237 | }
|
|---|
| 1238 |
|
|---|
| 1239 |
|
|---|
| 1240 | /**
|
|---|
| 1241 | * Links the module into the module hash table.
|
|---|
| 1242 | *
|
|---|
| 1243 | * @returns pMod
|
|---|
| 1244 | * @param pMod The module to link.
|
|---|
| 1245 | */
|
|---|
| 1246 | static PKWMODULE kwLdrModuleLink(PKWMODULE pMod)
|
|---|
| 1247 | {
|
|---|
| 1248 | unsigned idx = pMod->uHashPath % K_ELEMENTS(g_apModules);
|
|---|
| 1249 | pMod->pNext = g_apModules[idx];
|
|---|
| 1250 | g_apModules[idx] = pMod;
|
|---|
| 1251 | return pMod;
|
|---|
| 1252 | }
|
|---|
| 1253 |
|
|---|
| 1254 |
|
|---|
| 1255 | /**
|
|---|
| 1256 | * Replaces imports for this module according to g_aSandboxNativeReplacements.
|
|---|
| 1257 | *
|
|---|
| 1258 | * @param pMod The natively loaded module to process.
|
|---|
| 1259 | */
|
|---|
| 1260 | static void kwLdrModuleDoNativeImportReplacements(PKWMODULE pMod)
|
|---|
| 1261 | {
|
|---|
| 1262 | KSIZE const cbImage = (KSIZE)kLdrModSize(pMod->pLdrMod);
|
|---|
| 1263 | KU8 const * const pbImage = (KU8 const *)pMod->hOurMod;
|
|---|
| 1264 | IMAGE_DOS_HEADER const *pMzHdr = (IMAGE_DOS_HEADER const *)pbImage;
|
|---|
| 1265 | IMAGE_NT_HEADERS const *pNtHdrs;
|
|---|
| 1266 | IMAGE_DATA_DIRECTORY const *pDirEnt;
|
|---|
| 1267 |
|
|---|
| 1268 | kHlpAssert(pMod->fNative);
|
|---|
| 1269 |
|
|---|
| 1270 | /*
|
|---|
| 1271 | * Locate the export descriptors.
|
|---|
| 1272 | */
|
|---|
| 1273 | /* MZ header. */
|
|---|
| 1274 | if (pMzHdr->e_magic == IMAGE_DOS_SIGNATURE)
|
|---|
| 1275 | {
|
|---|
| 1276 | kHlpAssertReturnVoid((KU32)pMzHdr->e_lfanew <= cbImage - sizeof(*pNtHdrs));
|
|---|
| 1277 | pNtHdrs = (IMAGE_NT_HEADERS const *)&pbImage[pMzHdr->e_lfanew];
|
|---|
| 1278 | }
|
|---|
| 1279 | else
|
|---|
| 1280 | pNtHdrs = (IMAGE_NT_HEADERS const *)pbImage;
|
|---|
| 1281 |
|
|---|
| 1282 | /* Check PE header. */
|
|---|
| 1283 | kHlpAssertReturnVoid(pNtHdrs->Signature == IMAGE_NT_SIGNATURE);
|
|---|
| 1284 | kHlpAssertReturnVoid(pNtHdrs->FileHeader.SizeOfOptionalHeader == sizeof(pNtHdrs->OptionalHeader));
|
|---|
| 1285 |
|
|---|
| 1286 | /* Locate the import descriptor array. */
|
|---|
| 1287 | pDirEnt = (IMAGE_DATA_DIRECTORY const *)&pNtHdrs->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT];
|
|---|
| 1288 | if ( pDirEnt->Size > 0
|
|---|
| 1289 | && pDirEnt->VirtualAddress != 0)
|
|---|
| 1290 | {
|
|---|
| 1291 | const IMAGE_IMPORT_DESCRIPTOR *pImpDesc = (const IMAGE_IMPORT_DESCRIPTOR *)&pbImage[pDirEnt->VirtualAddress];
|
|---|
| 1292 | KU32 cLeft = pDirEnt->Size / sizeof(*pImpDesc);
|
|---|
| 1293 | MEMORY_BASIC_INFORMATION ProtInfo = { NULL, NULL, 0, 0, 0, 0, 0 };
|
|---|
| 1294 | KU8 *pbProtRange = NULL;
|
|---|
| 1295 | SIZE_T cbProtRange = 0;
|
|---|
| 1296 | DWORD fOldProt = 0;
|
|---|
| 1297 | KU32 const cbPage = 0x1000;
|
|---|
| 1298 | BOOL fRc;
|
|---|
| 1299 |
|
|---|
| 1300 |
|
|---|
| 1301 | kHlpAssertReturnVoid(pDirEnt->VirtualAddress < cbImage);
|
|---|
| 1302 | kHlpAssertReturnVoid(pDirEnt->Size < cbImage);
|
|---|
| 1303 | kHlpAssertReturnVoid(pDirEnt->VirtualAddress + pDirEnt->Size <= cbImage);
|
|---|
| 1304 |
|
|---|
| 1305 | /*
|
|---|
| 1306 | * Walk the import descriptor array.
|
|---|
| 1307 | * Note! This only works if there's a backup thunk array, otherwise we cannot get at the name.
|
|---|
| 1308 | */
|
|---|
| 1309 | while ( cLeft-- > 0
|
|---|
| 1310 | && pImpDesc->Name > 0
|
|---|
| 1311 | && pImpDesc->FirstThunk > 0)
|
|---|
| 1312 | {
|
|---|
| 1313 | KU32 iThunk;
|
|---|
| 1314 | const char * const pszImport = (const char *)&pbImage[pImpDesc->Name];
|
|---|
| 1315 | PIMAGE_THUNK_DATA paThunks = (PIMAGE_THUNK_DATA)&pbImage[pImpDesc->FirstThunk];
|
|---|
| 1316 | PIMAGE_THUNK_DATA paOrgThunks = (PIMAGE_THUNK_DATA)&pbImage[pImpDesc->OriginalFirstThunk];
|
|---|
| 1317 | kHlpAssertReturnVoid(pImpDesc->Name < cbImage);
|
|---|
| 1318 | kHlpAssertReturnVoid(pImpDesc->FirstThunk < cbImage);
|
|---|
| 1319 | kHlpAssertReturnVoid(pImpDesc->OriginalFirstThunk < cbImage);
|
|---|
| 1320 | kHlpAssertReturnVoid(pImpDesc->OriginalFirstThunk != pImpDesc->FirstThunk);
|
|---|
| 1321 | kHlpAssertReturnVoid(pImpDesc->OriginalFirstThunk);
|
|---|
| 1322 |
|
|---|
| 1323 | /* Iterate the thunks. */
|
|---|
| 1324 | for (iThunk = 0; paOrgThunks[iThunk].u1.Ordinal != 0; iThunk++)
|
|---|
| 1325 | {
|
|---|
| 1326 | KUPTR const off = paOrgThunks[iThunk].u1.Function;
|
|---|
| 1327 | kHlpAssertReturnVoid(off < cbImage);
|
|---|
| 1328 | if (!IMAGE_SNAP_BY_ORDINAL(off))
|
|---|
| 1329 | {
|
|---|
| 1330 | IMAGE_IMPORT_BY_NAME const *pName = (IMAGE_IMPORT_BY_NAME const *)&pbImage[off];
|
|---|
| 1331 | KSIZE const cchSymbol = kHlpStrLen(pName->Name);
|
|---|
| 1332 | KU32 i = g_cSandboxNativeReplacements;
|
|---|
| 1333 | while (i-- > 0)
|
|---|
| 1334 | if ( g_aSandboxNativeReplacements[i].cchFunction == cchSymbol
|
|---|
| 1335 | && kHlpMemComp(g_aSandboxNativeReplacements[i].pszFunction, pName->Name, cchSymbol) == 0)
|
|---|
| 1336 | {
|
|---|
| 1337 | if ( !g_aSandboxNativeReplacements[i].pszModule
|
|---|
| 1338 | || kHlpStrICompAscii(g_aSandboxNativeReplacements[i].pszModule, pszImport) == 0)
|
|---|
| 1339 | {
|
|---|
| 1340 | KW_LOG(("%s: replacing %s!%s\n", pMod->pLdrMod->pszName, pszImport, pName->Name));
|
|---|
| 1341 |
|
|---|
| 1342 | /* The .rdata section is normally read-only, so we need to make it writable first. */
|
|---|
| 1343 | if ((KUPTR)&paThunks[iThunk] - (KUPTR)pbProtRange >= cbPage)
|
|---|
| 1344 | {
|
|---|
| 1345 | /* Restore previous .rdata page. */
|
|---|
| 1346 | if (fOldProt)
|
|---|
| 1347 | {
|
|---|
| 1348 | fRc = VirtualProtect(pbProtRange, cbProtRange, fOldProt, NULL /*pfOldProt*/);
|
|---|
| 1349 | kHlpAssert(fRc);
|
|---|
| 1350 | fOldProt = 0;
|
|---|
| 1351 | }
|
|---|
| 1352 |
|
|---|
| 1353 | /* Query attributes for the current .rdata page. */
|
|---|
| 1354 | pbProtRange = (KU8 *)((KUPTR)&paThunks[iThunk] & ~(KUPTR)(cbPage - 1));
|
|---|
| 1355 | cbProtRange = VirtualQuery(pbProtRange, &ProtInfo, sizeof(ProtInfo));
|
|---|
| 1356 | kHlpAssert(cbProtRange);
|
|---|
| 1357 | if (cbProtRange)
|
|---|
| 1358 | {
|
|---|
| 1359 | switch (ProtInfo.Protect)
|
|---|
| 1360 | {
|
|---|
| 1361 | case PAGE_READWRITE:
|
|---|
| 1362 | case PAGE_WRITECOPY:
|
|---|
| 1363 | case PAGE_EXECUTE_READWRITE:
|
|---|
| 1364 | case PAGE_EXECUTE_WRITECOPY:
|
|---|
| 1365 | /* Already writable, nothing to do. */
|
|---|
| 1366 | break;
|
|---|
| 1367 |
|
|---|
| 1368 | default:
|
|---|
| 1369 | kHlpAssertMsgFailed(("%#x\n", ProtInfo.Protect));
|
|---|
| 1370 | case PAGE_READONLY:
|
|---|
| 1371 | cbProtRange = cbPage;
|
|---|
| 1372 | fRc = VirtualProtect(pbProtRange, cbProtRange, PAGE_READWRITE, &fOldProt);
|
|---|
| 1373 | break;
|
|---|
| 1374 |
|
|---|
| 1375 | case PAGE_EXECUTE:
|
|---|
| 1376 | case PAGE_EXECUTE_READ:
|
|---|
| 1377 | cbProtRange = cbPage;
|
|---|
| 1378 | fRc = VirtualProtect(pbProtRange, cbProtRange, PAGE_EXECUTE_READWRITE, &fOldProt);
|
|---|
| 1379 | break;
|
|---|
| 1380 | }
|
|---|
| 1381 | kHlpAssertStmt(fRc, fOldProt = 0);
|
|---|
| 1382 | }
|
|---|
| 1383 | }
|
|---|
| 1384 |
|
|---|
| 1385 | paThunks[iThunk].u1.AddressOfData = g_aSandboxNativeReplacements[i].pfnReplacement;
|
|---|
| 1386 | break;
|
|---|
| 1387 | }
|
|---|
| 1388 | }
|
|---|
| 1389 | }
|
|---|
| 1390 | }
|
|---|
| 1391 |
|
|---|
| 1392 |
|
|---|
| 1393 | /* Next import descriptor. */
|
|---|
| 1394 | pImpDesc++;
|
|---|
| 1395 | }
|
|---|
| 1396 |
|
|---|
| 1397 |
|
|---|
| 1398 | if (fOldProt)
|
|---|
| 1399 | {
|
|---|
| 1400 | DWORD fIgnore = 0;
|
|---|
| 1401 | fRc = VirtualProtect(pbProtRange, cbProtRange, fOldProt, &fIgnore);
|
|---|
| 1402 | kHlpAssertMsg(fRc, ("%u\n", GetLastError())); K_NOREF(fRc);
|
|---|
| 1403 | }
|
|---|
| 1404 | }
|
|---|
| 1405 |
|
|---|
| 1406 | }
|
|---|
| 1407 |
|
|---|
| 1408 |
|
|---|
| 1409 | /**
|
|---|
| 1410 | * Creates a module from a native kLdr module handle.
|
|---|
| 1411 | *
|
|---|
| 1412 | * @returns Module w/ 1 reference on success, NULL on failure.
|
|---|
| 1413 | * @param pLdrMod The native kLdr module.
|
|---|
| 1414 | * @param pszPath The normalized path to the module.
|
|---|
| 1415 | * @param cbPath The module path length with terminator.
|
|---|
| 1416 | * @param uHashPath The module path hash.
|
|---|
| 1417 | * @param fDoReplacements Whether to do import replacements on this
|
|---|
| 1418 | * module.
|
|---|
| 1419 | */
|
|---|
| 1420 | static PKWMODULE kwLdrModuleCreateForNativekLdrModule(PKLDRMOD pLdrMod, const char *pszPath, KSIZE cbPath, KU32 uHashPath,
|
|---|
| 1421 | KBOOL fDoReplacements)
|
|---|
| 1422 | {
|
|---|
| 1423 | /*
|
|---|
| 1424 | * Create the entry.
|
|---|
| 1425 | */
|
|---|
| 1426 | PKWMODULE pMod = (PKWMODULE)kHlpAllocZ(sizeof(*pMod) + cbPath + cbPath * 2 * sizeof(wchar_t));
|
|---|
| 1427 | if (pMod)
|
|---|
| 1428 | {
|
|---|
| 1429 | pMod->pwszPath = (wchar_t *)(pMod + 1);
|
|---|
| 1430 | kwStrToUtf16(pszPath, (wchar_t *)pMod->pwszPath, cbPath * 2);
|
|---|
| 1431 | pMod->pszPath = (char *)kHlpMemCopy((char *)&pMod->pwszPath[cbPath * 2], pszPath, cbPath);
|
|---|
| 1432 | pMod->uHashPath = uHashPath;
|
|---|
| 1433 | pMod->cRefs = 1;
|
|---|
| 1434 | pMod->offFilename = (KU16)(kHlpGetFilename(pszPath) - pszPath);
|
|---|
| 1435 | pMod->fExe = K_FALSE;
|
|---|
| 1436 | pMod->fNative = K_TRUE;
|
|---|
| 1437 | pMod->pLdrMod = pLdrMod;
|
|---|
| 1438 | pMod->hOurMod = (HMODULE)(KUPTR)pLdrMod->aSegments[0].MapAddress;
|
|---|
| 1439 | pMod->cbImage = (KSIZE)kLdrModSize(pLdrMod);
|
|---|
| 1440 |
|
|---|
| 1441 | if (fDoReplacements)
|
|---|
| 1442 | {
|
|---|
| 1443 | DWORD const dwSavedErr = GetLastError();
|
|---|
| 1444 | kwLdrModuleDoNativeImportReplacements(pMod);
|
|---|
| 1445 | SetLastError(dwSavedErr);
|
|---|
| 1446 | }
|
|---|
| 1447 |
|
|---|
| 1448 | KW_LOG(("New module: %p LB %#010x %s (native)\n",
|
|---|
| 1449 | (KUPTR)pMod->pLdrMod->aSegments[0].MapAddress, kLdrModSize(pMod->pLdrMod), pMod->pszPath));
|
|---|
| 1450 | return kwLdrModuleLink(pMod);
|
|---|
| 1451 | }
|
|---|
| 1452 | return NULL;
|
|---|
| 1453 | }
|
|---|
| 1454 |
|
|---|
| 1455 |
|
|---|
| 1456 |
|
|---|
| 1457 | /**
|
|---|
| 1458 | * Creates a module using the native loader.
|
|---|
| 1459 | *
|
|---|
| 1460 | * @returns Module w/ 1 reference on success, NULL on failure.
|
|---|
| 1461 | * @param pszPath The normalized path to the module.
|
|---|
| 1462 | * @param uHashPath The module path hash.
|
|---|
| 1463 | * @param fDoReplacements Whether to do import replacements on this
|
|---|
| 1464 | * module.
|
|---|
| 1465 | */
|
|---|
| 1466 | static PKWMODULE kwLdrModuleCreateNative(const char *pszPath, KU32 uHashPath, KBOOL fDoReplacements)
|
|---|
| 1467 | {
|
|---|
| 1468 | /*
|
|---|
| 1469 | * Open the module and check the type.
|
|---|
| 1470 | */
|
|---|
| 1471 | PKLDRMOD pLdrMod;
|
|---|
| 1472 | int rc = kLdrModOpenNative(pszPath, &pLdrMod);
|
|---|
| 1473 | if (rc == 0)
|
|---|
| 1474 | {
|
|---|
| 1475 | PKWMODULE pMod = kwLdrModuleCreateForNativekLdrModule(pLdrMod, pszPath, kHlpStrLen(pszPath) + 1,
|
|---|
| 1476 | uHashPath, fDoReplacements);
|
|---|
| 1477 | if (pMod)
|
|---|
| 1478 | return pMod;
|
|---|
| 1479 | kLdrModClose(pLdrMod);
|
|---|
| 1480 | }
|
|---|
| 1481 | return NULL;
|
|---|
| 1482 | }
|
|---|
| 1483 |
|
|---|
| 1484 |
|
|---|
| 1485 | /**
|
|---|
| 1486 | * Creates a module using the our own loader.
|
|---|
| 1487 | *
|
|---|
| 1488 | * @returns Module w/ 1 reference on success, NULL on failure.
|
|---|
| 1489 | * @param pszPath The normalized path to the module.
|
|---|
| 1490 | * @param uHashPath The module path hash.
|
|---|
| 1491 | * @param fExe K_TRUE if this is an executable image, K_FALSE
|
|---|
| 1492 | * if not. Executable images does not get entered
|
|---|
| 1493 | * into the global module table.
|
|---|
| 1494 | * @param pExeMod The executable module of the process (for
|
|---|
| 1495 | * resolving imports). NULL if fExe is set.
|
|---|
| 1496 | */
|
|---|
| 1497 | static PKWMODULE kwLdrModuleCreateNonNative(const char *pszPath, KU32 uHashPath, KBOOL fExe, PKWMODULE pExeMod)
|
|---|
| 1498 | {
|
|---|
| 1499 | /*
|
|---|
| 1500 | * Open the module and check the type.
|
|---|
| 1501 | */
|
|---|
| 1502 | PKLDRMOD pLdrMod;
|
|---|
| 1503 | int rc = kLdrModOpen(pszPath, 0 /*fFlags*/, (KCPUARCH)K_ARCH, &pLdrMod);
|
|---|
| 1504 | if (rc == 0)
|
|---|
| 1505 | {
|
|---|
| 1506 | switch (pLdrMod->enmType)
|
|---|
| 1507 | {
|
|---|
| 1508 | case KLDRTYPE_EXECUTABLE_FIXED:
|
|---|
| 1509 | case KLDRTYPE_EXECUTABLE_RELOCATABLE:
|
|---|
| 1510 | case KLDRTYPE_EXECUTABLE_PIC:
|
|---|
| 1511 | if (!fExe)
|
|---|
| 1512 | rc = KERR_GENERAL_FAILURE;
|
|---|
| 1513 | break;
|
|---|
| 1514 |
|
|---|
| 1515 | case KLDRTYPE_SHARED_LIBRARY_RELOCATABLE:
|
|---|
| 1516 | case KLDRTYPE_SHARED_LIBRARY_PIC:
|
|---|
| 1517 | case KLDRTYPE_SHARED_LIBRARY_FIXED:
|
|---|
| 1518 | if (fExe)
|
|---|
| 1519 | rc = KERR_GENERAL_FAILURE;
|
|---|
| 1520 | break;
|
|---|
| 1521 |
|
|---|
| 1522 | default:
|
|---|
| 1523 | rc = KERR_GENERAL_FAILURE;
|
|---|
| 1524 | break;
|
|---|
| 1525 | }
|
|---|
| 1526 | if (rc == 0)
|
|---|
| 1527 | {
|
|---|
| 1528 | KI32 cImports = kLdrModNumberOfImports(pLdrMod, NULL /*pvBits*/);
|
|---|
| 1529 | if (cImports >= 0)
|
|---|
| 1530 | {
|
|---|
| 1531 | /*
|
|---|
| 1532 | * Create the entry.
|
|---|
| 1533 | */
|
|---|
| 1534 | KSIZE cbPath = kHlpStrLen(pszPath) + 1;
|
|---|
| 1535 | PKWMODULE pMod = (PKWMODULE)kHlpAllocZ(sizeof(*pMod)
|
|---|
| 1536 | + sizeof(pMod) * cImports
|
|---|
| 1537 | + cbPath
|
|---|
| 1538 | + cbPath * 2 * sizeof(wchar_t));
|
|---|
| 1539 | if (pMod)
|
|---|
| 1540 | {
|
|---|
| 1541 | KBOOL fFixed;
|
|---|
| 1542 |
|
|---|
| 1543 | pMod->cRefs = 1;
|
|---|
| 1544 | pMod->offFilename = (KU16)(kHlpGetFilename(pszPath) - pszPath);
|
|---|
| 1545 | pMod->uHashPath = uHashPath;
|
|---|
| 1546 | pMod->fExe = fExe;
|
|---|
| 1547 | pMod->fNative = K_FALSE;
|
|---|
| 1548 | pMod->pLdrMod = pLdrMod;
|
|---|
| 1549 | pMod->u.Manual.cImpMods = (KU32)cImports;
|
|---|
| 1550 | pMod->u.Manual.fUseLdBuf = K_FALSE;
|
|---|
| 1551 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_AMD64)
|
|---|
| 1552 | pMod->u.Manual.fRegisteredFunctionTable = K_FALSE;
|
|---|
| 1553 | #endif
|
|---|
| 1554 | pMod->pszPath = (char *)kHlpMemCopy(&pMod->u.Manual.apImpMods[cImports + 1], pszPath, cbPath);
|
|---|
| 1555 | pMod->pwszPath = (wchar_t *)(pMod->pszPath + cbPath + (cbPath & 1));
|
|---|
| 1556 | kwStrToUtf16(pMod->pszPath, (wchar_t *)pMod->pwszPath, cbPath * 2);
|
|---|
| 1557 |
|
|---|
| 1558 | /*
|
|---|
| 1559 | * Figure out where to load it and get memory there.
|
|---|
| 1560 | */
|
|---|
| 1561 | fFixed = pLdrMod->enmType == KLDRTYPE_EXECUTABLE_FIXED
|
|---|
| 1562 | || pLdrMod->enmType == KLDRTYPE_SHARED_LIBRARY_FIXED;
|
|---|
| 1563 | pMod->u.Manual.pvLoad = fFixed ? (void *)(KUPTR)pLdrMod->aSegments[0].LinkAddress : NULL;
|
|---|
| 1564 | pMod->cbImage = (KSIZE)kLdrModSize(pLdrMod);
|
|---|
| 1565 | if ( !fFixed
|
|---|
| 1566 | || pLdrMod->enmType != KLDRTYPE_EXECUTABLE_FIXED /* only allow fixed executables */
|
|---|
| 1567 | || (KUPTR)pMod->u.Manual.pvLoad - (KUPTR)g_abDefLdBuf >= sizeof(g_abDefLdBuf)
|
|---|
| 1568 | || sizeof(g_abDefLdBuf) - (KUPTR)pMod->u.Manual.pvLoad - (KUPTR)g_abDefLdBuf < pMod->cbImage)
|
|---|
| 1569 | rc = kHlpPageAlloc(&pMod->u.Manual.pvLoad, pMod->cbImage, KPROT_EXECUTE_READWRITE, fFixed);
|
|---|
| 1570 | else
|
|---|
| 1571 | pMod->u.Manual.fUseLdBuf = K_TRUE;
|
|---|
| 1572 | if (rc == 0)
|
|---|
| 1573 | {
|
|---|
| 1574 | rc = kHlpPageAlloc(&pMod->u.Manual.pvCopy, pMod->cbImage, KPROT_READWRITE, K_FALSE);
|
|---|
| 1575 | if (rc == 0)
|
|---|
| 1576 | {
|
|---|
| 1577 |
|
|---|
| 1578 | KI32 iImp;
|
|---|
| 1579 |
|
|---|
| 1580 | /*
|
|---|
| 1581 | * Link the module (unless it's an executable image) and process the imports.
|
|---|
| 1582 | */
|
|---|
| 1583 | pMod->hOurMod = (HMODULE)pMod->u.Manual.pvLoad;
|
|---|
| 1584 | if (!fExe)
|
|---|
| 1585 | kwLdrModuleLink(pMod);
|
|---|
| 1586 | KW_LOG(("New module: %p LB %#010x %s (kLdr)\n",
|
|---|
| 1587 | pMod->u.Manual.pvLoad, pMod->cbImage, pMod->pszPath));
|
|---|
| 1588 | kwDebuggerPrintf("TODO: .reload /f %s=%p\n", pMod->pszPath, pMod->u.Manual.pvLoad);
|
|---|
| 1589 |
|
|---|
| 1590 | for (iImp = 0; iImp < cImports; iImp++)
|
|---|
| 1591 | {
|
|---|
| 1592 | char szName[1024];
|
|---|
| 1593 | rc = kLdrModGetImport(pMod->pLdrMod, NULL /*pvBits*/, iImp, szName, sizeof(szName));
|
|---|
| 1594 | if (rc == 0)
|
|---|
| 1595 | {
|
|---|
| 1596 | rc = kwLdrModuleResolveAndLookup(szName, pExeMod, pMod, &pMod->u.Manual.apImpMods[iImp]);
|
|---|
| 1597 | if (rc == 0)
|
|---|
| 1598 | continue;
|
|---|
| 1599 | }
|
|---|
| 1600 | break;
|
|---|
| 1601 | }
|
|---|
| 1602 |
|
|---|
| 1603 | if (rc == 0)
|
|---|
| 1604 | {
|
|---|
| 1605 | rc = kLdrModGetBits(pLdrMod, pMod->u.Manual.pvCopy, (KUPTR)pMod->u.Manual.pvLoad,
|
|---|
| 1606 | kwLdrModuleGetImportCallback, pMod);
|
|---|
| 1607 | if (rc == 0)
|
|---|
| 1608 | {
|
|---|
| 1609 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_AMD64)
|
|---|
| 1610 | /*
|
|---|
| 1611 | * Find the function table. No validation here because the
|
|---|
| 1612 | * loader did that already, right...
|
|---|
| 1613 | */
|
|---|
| 1614 | KU8 *pbImg = (KU8 *)pMod->u.Manual.pvCopy;
|
|---|
| 1615 | IMAGE_NT_HEADERS const *pNtHdrs;
|
|---|
| 1616 | IMAGE_DATA_DIRECTORY const *pXcptDir;
|
|---|
| 1617 | if (((PIMAGE_DOS_HEADER)pbImg)->e_magic == IMAGE_DOS_SIGNATURE)
|
|---|
| 1618 | pNtHdrs = (PIMAGE_NT_HEADERS)&pbImg[((PIMAGE_DOS_HEADER)pbImg)->e_lfanew];
|
|---|
| 1619 | else
|
|---|
| 1620 | pNtHdrs = (PIMAGE_NT_HEADERS)pbImg;
|
|---|
| 1621 | pXcptDir = &pNtHdrs->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_EXCEPTION];
|
|---|
| 1622 | kHlpAssert(pNtHdrs->Signature == IMAGE_NT_SIGNATURE);
|
|---|
| 1623 | if (pXcptDir->Size > 0)
|
|---|
| 1624 | {
|
|---|
| 1625 | pMod->u.Manual.cFunctions = pXcptDir->Size / sizeof(pMod->u.Manual.paFunctions[0]);
|
|---|
| 1626 | kHlpAssert( pMod->u.Manual.cFunctions * sizeof(pMod->u.Manual.paFunctions[0])
|
|---|
| 1627 | == pXcptDir->Size);
|
|---|
| 1628 | pMod->u.Manual.paFunctions = (PRUNTIME_FUNCTION)&pbImg[pXcptDir->VirtualAddress];
|
|---|
| 1629 | }
|
|---|
| 1630 | else
|
|---|
| 1631 | {
|
|---|
| 1632 | pMod->u.Manual.cFunctions = 0;
|
|---|
| 1633 | pMod->u.Manual.paFunctions = NULL;
|
|---|
| 1634 | }
|
|---|
| 1635 | #endif
|
|---|
| 1636 |
|
|---|
| 1637 | /*
|
|---|
| 1638 | * Final finish.
|
|---|
| 1639 | */
|
|---|
| 1640 | pMod->u.Manual.pvBits = pMod->u.Manual.pvCopy;
|
|---|
| 1641 | pMod->u.Manual.enmState = KWMODSTATE_NEEDS_BITS;
|
|---|
| 1642 | return pMod;
|
|---|
| 1643 | }
|
|---|
| 1644 | }
|
|---|
| 1645 |
|
|---|
| 1646 | kwLdrModuleRelease(pMod);
|
|---|
| 1647 | return NULL;
|
|---|
| 1648 | }
|
|---|
| 1649 |
|
|---|
| 1650 | kHlpPageFree(pMod->u.Manual.pvLoad, pMod->cbImage);
|
|---|
| 1651 | kwErrPrintf("Failed to allocate %#x bytes\n", pMod->cbImage);
|
|---|
| 1652 | }
|
|---|
| 1653 | else if (fFixed)
|
|---|
| 1654 | kwErrPrintf("Failed to allocate %#x bytes at %p\n",
|
|---|
| 1655 | pMod->cbImage, (void *)(KUPTR)pLdrMod->aSegments[0].LinkAddress);
|
|---|
| 1656 | else
|
|---|
| 1657 | kwErrPrintf("Failed to allocate %#x bytes\n", pMod->cbImage);
|
|---|
| 1658 | }
|
|---|
| 1659 | }
|
|---|
| 1660 | }
|
|---|
| 1661 | kLdrModClose(pLdrMod);
|
|---|
| 1662 | }
|
|---|
| 1663 | else
|
|---|
| 1664 | kwErrPrintf("kLdrOpen failed with %#x (%d) for %s\n", rc, rc, pszPath);
|
|---|
| 1665 | return NULL;
|
|---|
| 1666 | }
|
|---|
| 1667 |
|
|---|
| 1668 |
|
|---|
| 1669 | /** Implements FNKLDRMODGETIMPORT, used by kwLdrModuleCreate. */
|
|---|
| 1670 | static int kwLdrModuleGetImportCallback(PKLDRMOD pMod, KU32 iImport, KU32 iSymbol, const char *pchSymbol, KSIZE cchSymbol,
|
|---|
| 1671 | const char *pszVersion, PKLDRADDR puValue, KU32 *pfKind, void *pvUser)
|
|---|
| 1672 | {
|
|---|
| 1673 | PKWMODULE pCurMod = (PKWMODULE)pvUser;
|
|---|
| 1674 | PKWMODULE pImpMod = pCurMod->u.Manual.apImpMods[iImport];
|
|---|
| 1675 | int rc;
|
|---|
| 1676 | K_NOREF(pMod);
|
|---|
| 1677 |
|
|---|
| 1678 | if (pImpMod->fNative)
|
|---|
| 1679 | rc = kLdrModQuerySymbol(pImpMod->pLdrMod, NULL /*pvBits*/, KLDRMOD_BASEADDRESS_MAP,
|
|---|
| 1680 | iSymbol, pchSymbol, cchSymbol, pszVersion,
|
|---|
| 1681 | NULL /*pfnGetForwarder*/, NULL /*pvUSer*/,
|
|---|
| 1682 | puValue, pfKind);
|
|---|
| 1683 | else
|
|---|
| 1684 | rc = kLdrModQuerySymbol(pImpMod->pLdrMod, pImpMod->u.Manual.pvBits, (KUPTR)pImpMod->u.Manual.pvLoad,
|
|---|
| 1685 | iSymbol, pchSymbol, cchSymbol, pszVersion,
|
|---|
| 1686 | NULL /*pfnGetForwarder*/, NULL /*pvUSer*/,
|
|---|
| 1687 | puValue, pfKind);
|
|---|
| 1688 | if (rc == 0)
|
|---|
| 1689 | {
|
|---|
| 1690 | KU32 i = g_cSandboxReplacements;
|
|---|
| 1691 | while (i-- > 0)
|
|---|
| 1692 | if ( g_aSandboxReplacements[i].cchFunction == cchSymbol
|
|---|
| 1693 | && kHlpMemComp(g_aSandboxReplacements[i].pszFunction, pchSymbol, cchSymbol) == 0)
|
|---|
| 1694 | {
|
|---|
| 1695 | if ( !g_aSandboxReplacements[i].pszModule
|
|---|
| 1696 | || kHlpStrICompAscii(g_aSandboxReplacements[i].pszModule, &pImpMod->pszPath[pImpMod->offFilename]) == 0)
|
|---|
| 1697 | {
|
|---|
| 1698 | KW_LOG(("replacing %s!%s\n", &pImpMod->pszPath[pImpMod->offFilename], g_aSandboxReplacements[i].pszFunction));
|
|---|
| 1699 | *puValue = g_aSandboxReplacements[i].pfnReplacement;
|
|---|
| 1700 | break;
|
|---|
| 1701 | }
|
|---|
| 1702 | }
|
|---|
| 1703 | }
|
|---|
| 1704 |
|
|---|
| 1705 | //printf("iImport=%u (%s) %*.*s rc=%d\n", iImport, &pImpMod->pszPath[pImpMod->offFilename], cchSymbol, cchSymbol, pchSymbol, rc);
|
|---|
| 1706 | return rc;
|
|---|
| 1707 |
|
|---|
| 1708 | }
|
|---|
| 1709 |
|
|---|
| 1710 |
|
|---|
| 1711 | /**
|
|---|
| 1712 | * Gets the main entrypoint for a module.
|
|---|
| 1713 | *
|
|---|
| 1714 | * @returns 0 on success, KERR on failure
|
|---|
| 1715 | * @param pMod The module.
|
|---|
| 1716 | * @param puAddrMain Where to return the address.
|
|---|
| 1717 | */
|
|---|
| 1718 | static int kwLdrModuleQueryMainEntrypoint(PKWMODULE pMod, KUPTR *puAddrMain)
|
|---|
| 1719 | {
|
|---|
| 1720 | KLDRADDR uLdrAddrMain;
|
|---|
| 1721 | int rc = kLdrModQueryMainEntrypoint(pMod->pLdrMod, pMod->u.Manual.pvBits, (KUPTR)pMod->u.Manual.pvLoad, &uLdrAddrMain);
|
|---|
| 1722 | if (rc == 0)
|
|---|
| 1723 | {
|
|---|
| 1724 | *puAddrMain = (KUPTR)uLdrAddrMain;
|
|---|
| 1725 | return 0;
|
|---|
| 1726 | }
|
|---|
| 1727 | return rc;
|
|---|
| 1728 | }
|
|---|
| 1729 |
|
|---|
| 1730 |
|
|---|
| 1731 | /**
|
|---|
| 1732 | * Whether to apply g_aSandboxNativeReplacements to the imports of this module.
|
|---|
| 1733 | *
|
|---|
| 1734 | * @returns K_TRUE/K_FALSE.
|
|---|
| 1735 | * @param pszFilename The filename (no path).
|
|---|
| 1736 | * @param enmLocation The location.
|
|---|
| 1737 | */
|
|---|
| 1738 | static KBOOL kwLdrModuleShouldDoNativeReplacements(const char *pszFilename, KWLOCATION enmLocation)
|
|---|
| 1739 | {
|
|---|
| 1740 | if (enmLocation != KWLOCATION_SYSTEM32)
|
|---|
| 1741 | return K_TRUE;
|
|---|
| 1742 | return kHlpStrNICompAscii(pszFilename, TUPLE("msvc")) == 0
|
|---|
| 1743 | || kHlpStrNICompAscii(pszFilename, TUPLE("msdis")) == 0
|
|---|
| 1744 | || kHlpStrNICompAscii(pszFilename, TUPLE("mspdb")) == 0;
|
|---|
| 1745 | }
|
|---|
| 1746 |
|
|---|
| 1747 |
|
|---|
| 1748 | /**
|
|---|
| 1749 | * Whether we can load this DLL natively or not.
|
|---|
| 1750 | *
|
|---|
| 1751 | * @returns K_TRUE/K_FALSE.
|
|---|
| 1752 | * @param pszFilename The filename (no path).
|
|---|
| 1753 | * @param enmLocation The location.
|
|---|
| 1754 | */
|
|---|
| 1755 | static KBOOL kwLdrModuleCanLoadNatively(const char *pszFilename, KWLOCATION enmLocation)
|
|---|
| 1756 | {
|
|---|
| 1757 | if (enmLocation == KWLOCATION_SYSTEM32)
|
|---|
| 1758 | return K_TRUE;
|
|---|
| 1759 | if (enmLocation == KWLOCATION_UNKNOWN_NATIVE)
|
|---|
| 1760 | return K_TRUE;
|
|---|
| 1761 | return kHlpStrNICompAscii(pszFilename, TUPLE("msvc")) == 0
|
|---|
| 1762 | || kHlpStrNICompAscii(pszFilename, TUPLE("msdis")) == 0
|
|---|
| 1763 | || kHlpStrNICompAscii(pszFilename, TUPLE("mspdb")) == 0;
|
|---|
| 1764 | }
|
|---|
| 1765 |
|
|---|
| 1766 |
|
|---|
| 1767 | /**
|
|---|
| 1768 | * Check if the path leads to a regular file (that exists).
|
|---|
| 1769 | *
|
|---|
| 1770 | * @returns K_TRUE / K_FALSE
|
|---|
| 1771 | * @param pszPath Path to the file to check out.
|
|---|
| 1772 | */
|
|---|
| 1773 | static KBOOL kwLdrModuleIsRegularFile(const char *pszPath)
|
|---|
| 1774 | {
|
|---|
| 1775 | /* For stuff with .DLL extensions, we can use the GetFileAttribute cache to speed this up! */
|
|---|
| 1776 | KSIZE cchPath = kHlpStrLen(pszPath);
|
|---|
| 1777 | if ( cchPath > 3
|
|---|
| 1778 | && pszPath[cchPath - 4] == '.'
|
|---|
| 1779 | && (pszPath[cchPath - 3] == 'd' || pszPath[cchPath - 3] == 'D')
|
|---|
| 1780 | && (pszPath[cchPath - 2] == 'l' || pszPath[cchPath - 2] == 'L')
|
|---|
| 1781 | && (pszPath[cchPath - 1] == 'l' || pszPath[cchPath - 1] == 'L') )
|
|---|
| 1782 | {
|
|---|
| 1783 | KFSLOOKUPERROR enmError;
|
|---|
| 1784 | PKFSOBJ pFsObj = kFsCacheLookupNoMissingA(g_pFsCache, pszPath, &enmError);
|
|---|
| 1785 | if (pFsObj)
|
|---|
| 1786 | {
|
|---|
| 1787 | KBOOL fRc = pFsObj->bObjType == KFSOBJ_TYPE_FILE;
|
|---|
| 1788 | kFsCacheObjRelease(g_pFsCache, pFsObj);
|
|---|
| 1789 | return fRc;
|
|---|
| 1790 | }
|
|---|
| 1791 | }
|
|---|
| 1792 | else
|
|---|
| 1793 | {
|
|---|
| 1794 | BirdStat_T Stat;
|
|---|
| 1795 | int rc = birdStatFollowLink(pszPath, &Stat);
|
|---|
| 1796 | if (rc == 0)
|
|---|
| 1797 | {
|
|---|
| 1798 | if (S_ISREG(Stat.st_mode))
|
|---|
| 1799 | return K_TRUE;
|
|---|
| 1800 | }
|
|---|
| 1801 | }
|
|---|
| 1802 | return K_FALSE;
|
|---|
| 1803 | }
|
|---|
| 1804 |
|
|---|
| 1805 |
|
|---|
| 1806 | /**
|
|---|
| 1807 | * Worker for kwLdrModuleResolveAndLookup that checks out one possibility.
|
|---|
| 1808 | *
|
|---|
| 1809 | * If the file exists, we consult the module hash table before trying to load it
|
|---|
| 1810 | * off the disk.
|
|---|
| 1811 | *
|
|---|
| 1812 | * @returns Pointer to module on success, NULL if not found, ~(KUPTR)0 on
|
|---|
| 1813 | * failure.
|
|---|
| 1814 | * @param pszPath The name of the import module.
|
|---|
| 1815 | * @param enmLocation The location we're searching. This is used in
|
|---|
| 1816 | * the heuristics for determining if we can use the
|
|---|
| 1817 | * native loader or need to sandbox the DLL.
|
|---|
| 1818 | * @param pExe The executable (optional).
|
|---|
| 1819 | */
|
|---|
| 1820 | static PKWMODULE kwLdrModuleTryLoadDll(const char *pszPath, KWLOCATION enmLocation, PKWMODULE pExeMod)
|
|---|
| 1821 | {
|
|---|
| 1822 | /*
|
|---|
| 1823 | * Does the file exists and is it a regular file?
|
|---|
| 1824 | */
|
|---|
| 1825 | if (kwLdrModuleIsRegularFile(pszPath))
|
|---|
| 1826 | {
|
|---|
| 1827 | /*
|
|---|
| 1828 | * Yes! Normalize it and look it up in the hash table.
|
|---|
| 1829 | */
|
|---|
| 1830 | char szNormPath[1024];
|
|---|
| 1831 | int rc = kwPathNormalize(pszPath, szNormPath, sizeof(szNormPath));
|
|---|
| 1832 | if (rc == 0)
|
|---|
| 1833 | {
|
|---|
| 1834 | const char *pszName;
|
|---|
| 1835 | KU32 const uHashPath = kwStrHash(szNormPath);
|
|---|
| 1836 | unsigned idxHash = uHashPath % K_ELEMENTS(g_apModules);
|
|---|
| 1837 | PKWMODULE pMod = g_apModules[idxHash];
|
|---|
| 1838 | if (pMod)
|
|---|
| 1839 | {
|
|---|
| 1840 | do
|
|---|
| 1841 | {
|
|---|
| 1842 | if ( pMod->uHashPath == uHashPath
|
|---|
| 1843 | && kHlpStrComp(pMod->pszPath, szNormPath) == 0)
|
|---|
| 1844 | return kwLdrModuleRetain(pMod);
|
|---|
| 1845 | pMod = pMod->pNext;
|
|---|
| 1846 | } while (pMod);
|
|---|
| 1847 | }
|
|---|
| 1848 |
|
|---|
| 1849 | /*
|
|---|
| 1850 | * Not in the hash table, so we have to load it from scratch.
|
|---|
| 1851 | */
|
|---|
| 1852 | pszName = kHlpGetFilename(szNormPath);
|
|---|
| 1853 | if (kwLdrModuleCanLoadNatively(pszName, enmLocation))
|
|---|
| 1854 | pMod = kwLdrModuleCreateNative(szNormPath, uHashPath,
|
|---|
| 1855 | kwLdrModuleShouldDoNativeReplacements(pszName, enmLocation));
|
|---|
| 1856 | else
|
|---|
| 1857 | pMod = kwLdrModuleCreateNonNative(szNormPath, uHashPath, K_FALSE /*fExe*/, pExeMod);
|
|---|
| 1858 | if (pMod)
|
|---|
| 1859 | return pMod;
|
|---|
| 1860 | return (PKWMODULE)~(KUPTR)0;
|
|---|
| 1861 | }
|
|---|
| 1862 | }
|
|---|
| 1863 | return NULL;
|
|---|
| 1864 | }
|
|---|
| 1865 |
|
|---|
| 1866 |
|
|---|
| 1867 | /**
|
|---|
| 1868 | * Gets a reference to the module by the given name.
|
|---|
| 1869 | *
|
|---|
| 1870 | * We must do the search path thing, as our hash table may multiple DLLs with
|
|---|
| 1871 | * the same base name due to different tools version and similar. We'll use a
|
|---|
| 1872 | * modified search sequence, though. No point in searching the current
|
|---|
| 1873 | * directory for instance.
|
|---|
| 1874 | *
|
|---|
| 1875 | * @returns 0 on success, KERR on failure.
|
|---|
| 1876 | * @param pszName The name of the import module.
|
|---|
| 1877 | * @param pExe The executable (optional).
|
|---|
| 1878 | * @param pImporter The module doing the importing (optional).
|
|---|
| 1879 | * @param ppMod Where to return the module pointer w/ reference.
|
|---|
| 1880 | */
|
|---|
| 1881 | static int kwLdrModuleResolveAndLookup(const char *pszName, PKWMODULE pExe, PKWMODULE pImporter, PKWMODULE *ppMod)
|
|---|
| 1882 | {
|
|---|
| 1883 | KSIZE const cchName = kHlpStrLen(pszName);
|
|---|
| 1884 | char szPath[1024];
|
|---|
| 1885 | char *psz;
|
|---|
| 1886 | PKWMODULE pMod = NULL;
|
|---|
| 1887 | KBOOL fNeedSuffix = *kHlpGetExt(pszName) == '\0' && kHlpGetFilename(pszName) == pszName;
|
|---|
| 1888 | KSIZE cchSuffix = fNeedSuffix ? 4 : 0;
|
|---|
| 1889 |
|
|---|
| 1890 |
|
|---|
| 1891 | /* The import path. */
|
|---|
| 1892 | if (pMod == NULL && pImporter != NULL)
|
|---|
| 1893 | {
|
|---|
| 1894 | if (pImporter->offFilename + cchName + cchSuffix >= sizeof(szPath))
|
|---|
| 1895 | return KERR_BUFFER_OVERFLOW;
|
|---|
| 1896 |
|
|---|
| 1897 | psz = (char *)kHlpMemPCopy(kHlpMemPCopy(szPath, pImporter->pszPath, pImporter->offFilename), pszName, cchName + 1);
|
|---|
| 1898 | if (fNeedSuffix)
|
|---|
| 1899 | kHlpMemCopy(psz - 1, ".dll", sizeof(".dll"));
|
|---|
| 1900 | pMod = kwLdrModuleTryLoadDll(szPath, KWLOCATION_IMPORTER_DIR, pExe);
|
|---|
| 1901 | }
|
|---|
| 1902 |
|
|---|
| 1903 | /* Application directory first. */
|
|---|
| 1904 | if (pMod == NULL && pExe != NULL && pExe != pImporter)
|
|---|
| 1905 | {
|
|---|
| 1906 | if (pExe->offFilename + cchName + cchSuffix >= sizeof(szPath))
|
|---|
| 1907 | return KERR_BUFFER_OVERFLOW;
|
|---|
| 1908 | psz = (char *)kHlpMemPCopy(kHlpMemPCopy(szPath, pExe->pszPath, pExe->offFilename), pszName, cchName + 1);
|
|---|
| 1909 | if (fNeedSuffix)
|
|---|
| 1910 | kHlpMemCopy(psz - 1, ".dll", sizeof(".dll"));
|
|---|
| 1911 | pMod = kwLdrModuleTryLoadDll(szPath, KWLOCATION_EXE_DIR, pExe);
|
|---|
| 1912 | }
|
|---|
| 1913 |
|
|---|
| 1914 | /* The windows directory. */
|
|---|
| 1915 | if (pMod == NULL)
|
|---|
| 1916 | {
|
|---|
| 1917 | UINT cchDir = GetSystemDirectoryA(szPath, sizeof(szPath));
|
|---|
| 1918 | if ( cchDir <= 2
|
|---|
| 1919 | || cchDir + 1 + cchName + cchSuffix >= sizeof(szPath))
|
|---|
| 1920 | return KERR_BUFFER_OVERFLOW;
|
|---|
| 1921 | szPath[cchDir++] = '\\';
|
|---|
| 1922 | psz = (char *)kHlpMemPCopy(&szPath[cchDir], pszName, cchName + 1);
|
|---|
| 1923 | if (fNeedSuffix)
|
|---|
| 1924 | kHlpMemCopy(psz - 1, ".dll", sizeof(".dll"));
|
|---|
| 1925 | pMod = kwLdrModuleTryLoadDll(szPath, KWLOCATION_SYSTEM32, pExe);
|
|---|
| 1926 | }
|
|---|
| 1927 |
|
|---|
| 1928 | /* Return. */
|
|---|
| 1929 | if (pMod != NULL && pMod != (PKWMODULE)~(KUPTR)0)
|
|---|
| 1930 | {
|
|---|
| 1931 | *ppMod = pMod;
|
|---|
| 1932 | return 0;
|
|---|
| 1933 | }
|
|---|
| 1934 | *ppMod = NULL;
|
|---|
| 1935 | return KERR_GENERAL_FAILURE;
|
|---|
| 1936 | }
|
|---|
| 1937 |
|
|---|
| 1938 |
|
|---|
| 1939 | /**
|
|---|
| 1940 | * Does module initialization starting at @a pMod.
|
|---|
| 1941 | *
|
|---|
| 1942 | * This is initially used on the executable. Later it is used by the
|
|---|
| 1943 | * LoadLibrary interceptor.
|
|---|
| 1944 | *
|
|---|
| 1945 | * @returns 0 on success, error on failure.
|
|---|
| 1946 | * @param pMod The module to initialize.
|
|---|
| 1947 | */
|
|---|
| 1948 | static int kwLdrModuleInitTree(PKWMODULE pMod)
|
|---|
| 1949 | {
|
|---|
| 1950 | int rc = 0;
|
|---|
| 1951 | if (!pMod->fNative)
|
|---|
| 1952 | {
|
|---|
| 1953 | /* Need to copy bits? */
|
|---|
| 1954 | if (pMod->u.Manual.enmState == KWMODSTATE_NEEDS_BITS)
|
|---|
| 1955 | {
|
|---|
| 1956 | if (pMod->u.Manual.fUseLdBuf)
|
|---|
| 1957 | {
|
|---|
| 1958 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_AMD64)
|
|---|
| 1959 | if (g_pModInLdBuf != NULL && g_pModInLdBuf != pMod && pMod->u.Manual.fRegisteredFunctionTable)
|
|---|
| 1960 | {
|
|---|
| 1961 | BOOLEAN fRc = RtlDeleteFunctionTable(pMod->u.Manual.paFunctions);
|
|---|
| 1962 | kHlpAssert(fRc); K_NOREF(fRc);
|
|---|
| 1963 | }
|
|---|
| 1964 | #endif
|
|---|
| 1965 | g_pModInLdBuf = pMod;
|
|---|
| 1966 | }
|
|---|
| 1967 |
|
|---|
| 1968 | kHlpMemCopy(pMod->u.Manual.pvLoad, pMod->u.Manual.pvCopy, pMod->cbImage);
|
|---|
| 1969 | pMod->u.Manual.enmState = KWMODSTATE_NEEDS_INIT;
|
|---|
| 1970 | }
|
|---|
| 1971 |
|
|---|
| 1972 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_AMD64)
|
|---|
| 1973 | /* Need to register function table? */
|
|---|
| 1974 | if ( !pMod->u.Manual.fRegisteredFunctionTable
|
|---|
| 1975 | && pMod->u.Manual.cFunctions > 0)
|
|---|
| 1976 | {
|
|---|
| 1977 | pMod->u.Manual.fRegisteredFunctionTable = RtlAddFunctionTable(pMod->u.Manual.paFunctions,
|
|---|
| 1978 | pMod->u.Manual.cFunctions,
|
|---|
| 1979 | (KUPTR)pMod->u.Manual.pvLoad) != FALSE;
|
|---|
| 1980 | kHlpAssert(pMod->u.Manual.fRegisteredFunctionTable);
|
|---|
| 1981 | }
|
|---|
| 1982 | #endif
|
|---|
| 1983 |
|
|---|
| 1984 | if (pMod->u.Manual.enmState == KWMODSTATE_NEEDS_INIT)
|
|---|
| 1985 | {
|
|---|
| 1986 | /* Must do imports first, but mark our module as being initialized to avoid
|
|---|
| 1987 | endless recursion should there be a dependency loop. */
|
|---|
| 1988 | KSIZE iImp;
|
|---|
| 1989 | pMod->u.Manual.enmState = KWMODSTATE_BEING_INITED;
|
|---|
| 1990 |
|
|---|
| 1991 | for (iImp = 0; iImp < pMod->u.Manual.cImpMods; iImp++)
|
|---|
| 1992 | {
|
|---|
| 1993 | rc = kwLdrModuleInitTree(pMod->u.Manual.apImpMods[iImp]);
|
|---|
| 1994 | if (rc != 0)
|
|---|
| 1995 | return rc;
|
|---|
| 1996 | }
|
|---|
| 1997 |
|
|---|
| 1998 | rc = kLdrModCallInit(pMod->pLdrMod, pMod->u.Manual.pvLoad, (KUPTR)pMod->u.Manual.pvLoad);
|
|---|
| 1999 | if (rc == 0)
|
|---|
| 2000 | pMod->u.Manual.enmState = KWMODSTATE_READY;
|
|---|
| 2001 | else
|
|---|
| 2002 | pMod->u.Manual.enmState = KWMODSTATE_INIT_FAILED;
|
|---|
| 2003 | }
|
|---|
| 2004 | }
|
|---|
| 2005 | return rc;
|
|---|
| 2006 | }
|
|---|
| 2007 |
|
|---|
| 2008 |
|
|---|
| 2009 | /**
|
|---|
| 2010 | * Looks up a module handle for a tool.
|
|---|
| 2011 | *
|
|---|
| 2012 | * @returns Referenced loader module on success, NULL on if not found.
|
|---|
| 2013 | * @param pTool The tool.
|
|---|
| 2014 | * @param hmod The module handle.
|
|---|
| 2015 | */
|
|---|
| 2016 | static PKWMODULE kwToolLocateModuleByHandle(PKWTOOL pTool, HMODULE hmod)
|
|---|
| 2017 | {
|
|---|
| 2018 | KUPTR const uHMod = (KUPTR)hmod;
|
|---|
| 2019 | PKWMODULE *papMods;
|
|---|
| 2020 | KU32 iEnd;
|
|---|
| 2021 | KU32 i;
|
|---|
| 2022 | PKWDYNLOAD pDynLoad;
|
|---|
| 2023 |
|
|---|
| 2024 | /* The executable. */
|
|---|
| 2025 | if ( hmod == NULL
|
|---|
| 2026 | || pTool->u.Sandboxed.pExe->hOurMod == hmod)
|
|---|
| 2027 | return kwLdrModuleRetain(pTool->u.Sandboxed.pExe);
|
|---|
| 2028 |
|
|---|
| 2029 | /*
|
|---|
| 2030 | * Binary lookup using the module table.
|
|---|
| 2031 | */
|
|---|
| 2032 | papMods = pTool->u.Sandboxed.papModules;
|
|---|
| 2033 | iEnd = pTool->u.Sandboxed.cModules;
|
|---|
| 2034 | if (iEnd)
|
|---|
| 2035 | {
|
|---|
| 2036 | KU32 iStart = 0;
|
|---|
| 2037 | i = iEnd / 2;
|
|---|
| 2038 | for (;;)
|
|---|
| 2039 | {
|
|---|
| 2040 | KUPTR const uHModThis = (KUPTR)papMods[i]->hOurMod;
|
|---|
| 2041 | if (uHMod < uHModThis)
|
|---|
| 2042 | {
|
|---|
| 2043 | iEnd = i--;
|
|---|
| 2044 | if (iStart <= i)
|
|---|
| 2045 | { }
|
|---|
| 2046 | else
|
|---|
| 2047 | break;
|
|---|
| 2048 | }
|
|---|
| 2049 | else if (uHMod != uHModThis)
|
|---|
| 2050 | {
|
|---|
| 2051 | iStart = ++i;
|
|---|
| 2052 | if (i < iEnd)
|
|---|
| 2053 | { }
|
|---|
| 2054 | else
|
|---|
| 2055 | break;
|
|---|
| 2056 | }
|
|---|
| 2057 | else
|
|---|
| 2058 | return kwLdrModuleRetain(papMods[i]);
|
|---|
| 2059 |
|
|---|
| 2060 | i = iStart + (iEnd - iStart) / 2;
|
|---|
| 2061 | }
|
|---|
| 2062 |
|
|---|
| 2063 | #ifndef NDEBUG
|
|---|
| 2064 | iStart = pTool->u.Sandboxed.cModules;
|
|---|
| 2065 | while (--iStart > 0)
|
|---|
| 2066 | kHlpAssert((KUPTR)papMods[iStart]->hOurMod != uHMod);
|
|---|
| 2067 | kHlpAssert(i == 0 || (KUPTR)papMods[i - 1]->hOurMod < uHMod);
|
|---|
| 2068 | kHlpAssert(i == pTool->u.Sandboxed.cModules || (KUPTR)papMods[i]->hOurMod > uHMod);
|
|---|
| 2069 | #endif
|
|---|
| 2070 | }
|
|---|
| 2071 |
|
|---|
| 2072 | /*
|
|---|
| 2073 | * Dynamically loaded images.
|
|---|
| 2074 | */
|
|---|
| 2075 | for (pDynLoad = pTool->u.Sandboxed.pDynLoadHead; pDynLoad != NULL; pDynLoad = pDynLoad->pNext)
|
|---|
| 2076 | if (pDynLoad->hmod == hmod)
|
|---|
| 2077 | {
|
|---|
| 2078 | if (pDynLoad->pMod)
|
|---|
| 2079 | return kwLdrModuleRetain(pDynLoad->pMod);
|
|---|
| 2080 | KWFS_TODO();
|
|---|
| 2081 | return NULL;
|
|---|
| 2082 | }
|
|---|
| 2083 |
|
|---|
| 2084 | return NULL;
|
|---|
| 2085 | }
|
|---|
| 2086 |
|
|---|
| 2087 | /**
|
|---|
| 2088 | * Adds the given module to the tool import table.
|
|---|
| 2089 | *
|
|---|
| 2090 | * @returns 0 on success, non-zero on failure.
|
|---|
| 2091 | * @param pTool The tool.
|
|---|
| 2092 | * @param pMod The module.
|
|---|
| 2093 | */
|
|---|
| 2094 | static int kwToolAddModule(PKWTOOL pTool, PKWMODULE pMod)
|
|---|
| 2095 | {
|
|---|
| 2096 | /*
|
|---|
| 2097 | * Binary lookup. Locating the right slot for it, return if already there.
|
|---|
| 2098 | */
|
|---|
| 2099 | KUPTR const uHMod = (KUPTR)pMod->hOurMod;
|
|---|
| 2100 | PKWMODULE *papMods = pTool->u.Sandboxed.papModules;
|
|---|
| 2101 | KU32 iEnd = pTool->u.Sandboxed.cModules;
|
|---|
| 2102 | KU32 i;
|
|---|
| 2103 | if (iEnd)
|
|---|
| 2104 | {
|
|---|
| 2105 | KU32 iStart = 0;
|
|---|
| 2106 | i = iEnd / 2;
|
|---|
| 2107 | for (;;)
|
|---|
| 2108 | {
|
|---|
| 2109 | KUPTR const uHModThis = (KUPTR)papMods[i]->hOurMod;
|
|---|
| 2110 | if (uHMod < uHModThis)
|
|---|
| 2111 | {
|
|---|
| 2112 | iEnd = i;
|
|---|
| 2113 | if (iStart < i)
|
|---|
| 2114 | { }
|
|---|
| 2115 | else
|
|---|
| 2116 | break;
|
|---|
| 2117 | }
|
|---|
| 2118 | else if (uHMod != uHModThis)
|
|---|
| 2119 | {
|
|---|
| 2120 | iStart = ++i;
|
|---|
| 2121 | if (i < iEnd)
|
|---|
| 2122 | { }
|
|---|
| 2123 | else
|
|---|
| 2124 | break;
|
|---|
| 2125 | }
|
|---|
| 2126 | else
|
|---|
| 2127 | {
|
|---|
| 2128 | /* Already there in the table. */
|
|---|
| 2129 | return 0;
|
|---|
| 2130 | }
|
|---|
| 2131 |
|
|---|
| 2132 | i = iStart + (iEnd - iStart) / 2;
|
|---|
| 2133 | }
|
|---|
| 2134 | #ifndef NDEBUG
|
|---|
| 2135 | iStart = pTool->u.Sandboxed.cModules;
|
|---|
| 2136 | while (--iStart > 0)
|
|---|
| 2137 | {
|
|---|
| 2138 | kHlpAssert(papMods[iStart] != pMod);
|
|---|
| 2139 | kHlpAssert((KUPTR)papMods[iStart]->hOurMod != uHMod);
|
|---|
| 2140 | }
|
|---|
| 2141 | kHlpAssert(i == 0 || (KUPTR)papMods[i - 1]->hOurMod < uHMod);
|
|---|
| 2142 | kHlpAssert(i == pTool->u.Sandboxed.cModules || (KUPTR)papMods[i]->hOurMod > uHMod);
|
|---|
| 2143 | #endif
|
|---|
| 2144 | }
|
|---|
| 2145 | else
|
|---|
| 2146 | i = 0;
|
|---|
| 2147 |
|
|---|
| 2148 | /*
|
|---|
| 2149 | * Grow the table?
|
|---|
| 2150 | */
|
|---|
| 2151 | if ((pTool->u.Sandboxed.cModules % 16) == 0)
|
|---|
| 2152 | {
|
|---|
| 2153 | void *pvNew = kHlpRealloc(papMods, sizeof(papMods[0]) * (pTool->u.Sandboxed.cModules + 16));
|
|---|
| 2154 | if (!pvNew)
|
|---|
| 2155 | return KERR_NO_MEMORY;
|
|---|
| 2156 | pTool->u.Sandboxed.papModules = papMods = (PKWMODULE *)pvNew;
|
|---|
| 2157 | }
|
|---|
| 2158 |
|
|---|
| 2159 | /* Insert it. */
|
|---|
| 2160 | if (i != pTool->u.Sandboxed.cModules)
|
|---|
| 2161 | kHlpMemMove(&papMods[i + 1], &papMods[i], (pTool->u.Sandboxed.cModules - i) * sizeof(papMods[0]));
|
|---|
| 2162 | papMods[i] = kwLdrModuleRetain(pMod);
|
|---|
| 2163 | pTool->u.Sandboxed.cModules++;
|
|---|
| 2164 | KW_LOG(("kwToolAddModule: %u modules after adding %p=%s\n", pTool->u.Sandboxed.cModules, uHMod, pMod->pszPath));
|
|---|
| 2165 | return 0;
|
|---|
| 2166 | }
|
|---|
| 2167 |
|
|---|
| 2168 |
|
|---|
| 2169 | /**
|
|---|
| 2170 | * Adds the given module and all its imports to the
|
|---|
| 2171 | *
|
|---|
| 2172 | * @returns 0 on success, non-zero on failure.
|
|---|
| 2173 | * @param pTool The tool.
|
|---|
| 2174 | * @param pMod The module.
|
|---|
| 2175 | */
|
|---|
| 2176 | static int kwToolAddModuleAndImports(PKWTOOL pTool, PKWMODULE pMod)
|
|---|
| 2177 | {
|
|---|
| 2178 | int rc = kwToolAddModule(pTool, pMod);
|
|---|
| 2179 | if (!pMod->fNative && rc == 0)
|
|---|
| 2180 | {
|
|---|
| 2181 | KSIZE iImp = pMod->u.Manual.cImpMods;
|
|---|
| 2182 | while (iImp-- > 0)
|
|---|
| 2183 | {
|
|---|
| 2184 | rc = kwToolAddModuleAndImports(pTool, pMod->u.Manual.apImpMods[iImp]);
|
|---|
| 2185 | if (rc == 0)
|
|---|
| 2186 | { }
|
|---|
| 2187 | else
|
|---|
| 2188 | break;
|
|---|
| 2189 | }
|
|---|
| 2190 | }
|
|---|
| 2191 | return 0;
|
|---|
| 2192 | }
|
|---|
| 2193 |
|
|---|
| 2194 |
|
|---|
| 2195 | /**
|
|---|
| 2196 | * Creates a tool entry and inserts it.
|
|---|
| 2197 | *
|
|---|
| 2198 | * @returns Pointer to the tool entry. NULL on failure.
|
|---|
| 2199 | * @param pToolFsObj The file object of the tool. The created tool
|
|---|
| 2200 | * will be associated with it.
|
|---|
| 2201 | *
|
|---|
| 2202 | * A reference is donated by the caller and must be
|
|---|
| 2203 | * released.
|
|---|
| 2204 | */
|
|---|
| 2205 | static PKWTOOL kwToolEntryCreate(PKFSOBJ pToolFsObj)
|
|---|
| 2206 | {
|
|---|
| 2207 | KSIZE cwcPath = pToolFsObj->cwcParent + pToolFsObj->cwcName + 1;
|
|---|
| 2208 | KSIZE cbPath = pToolFsObj->cchParent + pToolFsObj->cchName + 1;
|
|---|
| 2209 | PKWTOOL pTool = (PKWTOOL)kFsCacheObjAddUserData(g_pFsCache, pToolFsObj, KW_DATA_KEY_TOOL,
|
|---|
| 2210 | sizeof(*pTool) + cwcPath * sizeof(wchar_t) + cbPath);
|
|---|
| 2211 | if (pTool)
|
|---|
| 2212 | {
|
|---|
| 2213 | KBOOL fRc;
|
|---|
| 2214 | pTool->pwszPath = (wchar_t const *)(pTool + 1);
|
|---|
| 2215 | fRc = kFsCacheObjGetFullPathW(pToolFsObj, (wchar_t *)pTool->pwszPath, cwcPath, '\\');
|
|---|
| 2216 | kHlpAssert(fRc); K_NOREF(fRc);
|
|---|
| 2217 |
|
|---|
| 2218 | pTool->pszPath = (char const *)&pTool->pwszPath[cwcPath];
|
|---|
| 2219 | fRc = kFsCacheObjGetFullPathA(pToolFsObj, (char *)pTool->pszPath, cbPath, '\\');
|
|---|
| 2220 | kHlpAssert(fRc);
|
|---|
| 2221 |
|
|---|
| 2222 | pTool->enmType = KWTOOLTYPE_SANDBOXED;
|
|---|
| 2223 | pTool->u.Sandboxed.pExe = kwLdrModuleCreateNonNative(pTool->pszPath, kwStrHash(pTool->pszPath), K_TRUE /*fExe*/, NULL);
|
|---|
| 2224 | if (pTool->u.Sandboxed.pExe)
|
|---|
| 2225 | {
|
|---|
| 2226 | int rc = kwLdrModuleQueryMainEntrypoint(pTool->u.Sandboxed.pExe, &pTool->u.Sandboxed.uMainAddr);
|
|---|
| 2227 | if (rc == 0)
|
|---|
| 2228 | {
|
|---|
| 2229 | if (kHlpStrICompAscii(pToolFsObj->pszName, "cl.exe") == 0)
|
|---|
| 2230 | pTool->u.Sandboxed.enmHint = KWTOOLHINT_VISUAL_CPP_CL;
|
|---|
| 2231 | else
|
|---|
| 2232 | pTool->u.Sandboxed.enmHint = KWTOOLHINT_NONE;
|
|---|
| 2233 | kwToolAddModuleAndImports(pTool, pTool->u.Sandboxed.pExe);
|
|---|
| 2234 | }
|
|---|
| 2235 | else
|
|---|
| 2236 | {
|
|---|
| 2237 | kwErrPrintf("Failed to get entrypoint for '%s': %u\n", pTool->pszPath, rc);
|
|---|
| 2238 | kwLdrModuleRelease(pTool->u.Sandboxed.pExe);
|
|---|
| 2239 | pTool->u.Sandboxed.pExe = NULL;
|
|---|
| 2240 | pTool->enmType = KWTOOLTYPE_EXEC;
|
|---|
| 2241 | }
|
|---|
| 2242 | }
|
|---|
| 2243 | else
|
|---|
| 2244 | pTool->enmType = KWTOOLTYPE_EXEC;
|
|---|
| 2245 |
|
|---|
| 2246 | kFsCacheObjRelease(g_pFsCache, pToolFsObj);
|
|---|
| 2247 | return pTool;
|
|---|
| 2248 | }
|
|---|
| 2249 | kFsCacheObjRelease(g_pFsCache, pToolFsObj);
|
|---|
| 2250 | return NULL;
|
|---|
| 2251 | }
|
|---|
| 2252 |
|
|---|
| 2253 |
|
|---|
| 2254 | /**
|
|---|
| 2255 | * Looks up the given tool, creating a new tool table entry if necessary.
|
|---|
| 2256 | *
|
|---|
| 2257 | * @returns Pointer to the tool entry. NULL on failure.
|
|---|
| 2258 | * @param pszExe The executable for the tool (not normalized).
|
|---|
| 2259 | */
|
|---|
| 2260 | static PKWTOOL kwToolLookup(const char *pszExe)
|
|---|
| 2261 | {
|
|---|
| 2262 | /*
|
|---|
| 2263 | * We associate the tools instances with the file system objects.
|
|---|
| 2264 | */
|
|---|
| 2265 | KFSLOOKUPERROR enmError;
|
|---|
| 2266 | PKFSOBJ pToolFsObj = kFsCacheLookupA(g_pFsCache, pszExe, &enmError);
|
|---|
| 2267 | if (pToolFsObj)
|
|---|
| 2268 | {
|
|---|
| 2269 | if (pToolFsObj->bObjType == KFSOBJ_TYPE_FILE)
|
|---|
| 2270 | {
|
|---|
| 2271 | PKWTOOL pTool = (PKWTOOL)kFsCacheObjGetUserData(g_pFsCache, pToolFsObj, KW_DATA_KEY_TOOL);
|
|---|
| 2272 | if (pTool)
|
|---|
| 2273 | {
|
|---|
| 2274 | kFsCacheObjRelease(g_pFsCache, pToolFsObj);
|
|---|
| 2275 | return pTool;
|
|---|
| 2276 | }
|
|---|
| 2277 |
|
|---|
| 2278 | /*
|
|---|
| 2279 | * Need to create a new tool.
|
|---|
| 2280 | */
|
|---|
| 2281 | return kwToolEntryCreate(pToolFsObj);
|
|---|
| 2282 | }
|
|---|
| 2283 | kFsCacheObjRelease(g_pFsCache, pToolFsObj);
|
|---|
| 2284 | }
|
|---|
| 2285 | return NULL;
|
|---|
| 2286 | }
|
|---|
| 2287 |
|
|---|
| 2288 |
|
|---|
| 2289 |
|
|---|
| 2290 | /*
|
|---|
| 2291 | *
|
|---|
| 2292 | * File system cache.
|
|---|
| 2293 | * File system cache.
|
|---|
| 2294 | * File system cache.
|
|---|
| 2295 | *
|
|---|
| 2296 | */
|
|---|
| 2297 |
|
|---|
| 2298 |
|
|---|
| 2299 |
|
|---|
| 2300 | /**
|
|---|
| 2301 | * Helper for getting the extension of a UTF-16 path.
|
|---|
| 2302 | *
|
|---|
| 2303 | * @returns Pointer to the extension or the terminator.
|
|---|
| 2304 | * @param pwszPath The path.
|
|---|
| 2305 | * @param pcwcExt Where to return the length of the extension.
|
|---|
| 2306 | */
|
|---|
| 2307 | static wchar_t const *kwFsPathGetExtW(wchar_t const *pwszPath, KSIZE *pcwcExt)
|
|---|
| 2308 | {
|
|---|
| 2309 | wchar_t const *pwszName = pwszPath;
|
|---|
| 2310 | wchar_t const *pwszExt = NULL;
|
|---|
| 2311 | for (;;)
|
|---|
| 2312 | {
|
|---|
| 2313 | wchar_t const wc = *pwszPath++;
|
|---|
| 2314 | if (wc == '.')
|
|---|
| 2315 | pwszExt = pwszPath;
|
|---|
| 2316 | else if (wc == '/' || wc == '\\' || wc == ':')
|
|---|
| 2317 | {
|
|---|
| 2318 | pwszName = pwszPath;
|
|---|
| 2319 | pwszExt = NULL;
|
|---|
| 2320 | }
|
|---|
| 2321 | else if (wc == '\0')
|
|---|
| 2322 | {
|
|---|
| 2323 | if (pwszExt)
|
|---|
| 2324 | {
|
|---|
| 2325 | *pcwcExt = pwszPath - pwszExt - 1;
|
|---|
| 2326 | return pwszExt;
|
|---|
| 2327 | }
|
|---|
| 2328 | *pcwcExt = 0;
|
|---|
| 2329 | return pwszPath - 1;
|
|---|
| 2330 | }
|
|---|
| 2331 | }
|
|---|
| 2332 | }
|
|---|
| 2333 |
|
|---|
| 2334 |
|
|---|
| 2335 |
|
|---|
| 2336 | /**
|
|---|
| 2337 | * Parses the argument string passed in as pszSrc.
|
|---|
| 2338 | *
|
|---|
| 2339 | * @returns size of the processed arguments.
|
|---|
| 2340 | * @param pszSrc Pointer to the commandline that's to be parsed.
|
|---|
| 2341 | * @param pcArgs Where to return the number of arguments.
|
|---|
| 2342 | * @param argv Pointer to argument vector to put argument pointers in. NULL allowed.
|
|---|
| 2343 | * @param pchPool Pointer to memory pchPool to put the arguments into. NULL allowed.
|
|---|
| 2344 | *
|
|---|
| 2345 | * @remarks Lifted from startuphacks-win.c
|
|---|
| 2346 | */
|
|---|
| 2347 | static int parse_args(const char *pszSrc, int *pcArgs, char **argv, char *pchPool)
|
|---|
| 2348 | {
|
|---|
| 2349 | int bs;
|
|---|
| 2350 | char chQuote;
|
|---|
| 2351 | char *pfFlags;
|
|---|
| 2352 | int cbArgs;
|
|---|
| 2353 | int cArgs;
|
|---|
| 2354 |
|
|---|
| 2355 | #define PUTC(c) do { ++cbArgs; if (pchPool != NULL) *pchPool++ = (c); } while (0)
|
|---|
| 2356 | #define PUTV do { ++cArgs; if (argv != NULL) *argv++ = pchPool; } while (0)
|
|---|
| 2357 | #define WHITE(c) ((c) == ' ' || (c) == '\t')
|
|---|
| 2358 |
|
|---|
| 2359 | #define _ARG_DQUOTE 0x01 /* Argument quoted (") */
|
|---|
| 2360 | #define _ARG_RESPONSE 0x02 /* Argument read from response file */
|
|---|
| 2361 | #define _ARG_WILDCARD 0x04 /* Argument expanded from wildcard */
|
|---|
| 2362 | #define _ARG_ENV 0x08 /* Argument from environment */
|
|---|
| 2363 | #define _ARG_NONZERO 0x80 /* Always set, to avoid end of string */
|
|---|
| 2364 |
|
|---|
| 2365 | cArgs = 0;
|
|---|
| 2366 | cbArgs = 0;
|
|---|
| 2367 |
|
|---|
| 2368 | #if 0
|
|---|
| 2369 | /* argv[0] */
|
|---|
| 2370 | PUTC((char)_ARG_NONZERO);
|
|---|
| 2371 | PUTV;
|
|---|
| 2372 | for (;;)
|
|---|
| 2373 | {
|
|---|
| 2374 | PUTC(*pszSrc);
|
|---|
| 2375 | if (*pszSrc == 0)
|
|---|
| 2376 | break;
|
|---|
| 2377 | ++pszSrc;
|
|---|
| 2378 | }
|
|---|
| 2379 | ++pszSrc;
|
|---|
| 2380 | #endif
|
|---|
| 2381 |
|
|---|
| 2382 | for (;;)
|
|---|
| 2383 | {
|
|---|
| 2384 | while (WHITE(*pszSrc))
|
|---|
| 2385 | ++pszSrc;
|
|---|
| 2386 | if (*pszSrc == 0)
|
|---|
| 2387 | break;
|
|---|
| 2388 | pfFlags = pchPool;
|
|---|
| 2389 | PUTC((char)_ARG_NONZERO);
|
|---|
| 2390 | PUTV;
|
|---|
| 2391 | bs = 0; chQuote = 0;
|
|---|
| 2392 | for (;;)
|
|---|
| 2393 | {
|
|---|
| 2394 | if (!chQuote ? (*pszSrc == '"' /*|| *pszSrc == '\''*/) : *pszSrc == chQuote)
|
|---|
| 2395 | {
|
|---|
| 2396 | while (bs >= 2)
|
|---|
| 2397 | {
|
|---|
| 2398 | PUTC('\\');
|
|---|
| 2399 | bs -= 2;
|
|---|
| 2400 | }
|
|---|
| 2401 | if (bs & 1)
|
|---|
| 2402 | PUTC(*pszSrc);
|
|---|
| 2403 | else
|
|---|
| 2404 | {
|
|---|
| 2405 | chQuote = chQuote ? 0 : *pszSrc;
|
|---|
| 2406 | if (pfFlags != NULL)
|
|---|
| 2407 | *pfFlags |= _ARG_DQUOTE;
|
|---|
| 2408 | }
|
|---|
| 2409 | bs = 0;
|
|---|
| 2410 | }
|
|---|
| 2411 | else if (*pszSrc == '\\')
|
|---|
| 2412 | ++bs;
|
|---|
| 2413 | else
|
|---|
| 2414 | {
|
|---|
| 2415 | while (bs != 0)
|
|---|
| 2416 | {
|
|---|
| 2417 | PUTC('\\');
|
|---|
| 2418 | --bs;
|
|---|
| 2419 | }
|
|---|
| 2420 | if (*pszSrc == 0 || (WHITE(*pszSrc) && !chQuote))
|
|---|
| 2421 | break;
|
|---|
| 2422 | PUTC(*pszSrc);
|
|---|
| 2423 | }
|
|---|
| 2424 | ++pszSrc;
|
|---|
| 2425 | }
|
|---|
| 2426 | PUTC(0);
|
|---|
| 2427 | }
|
|---|
| 2428 |
|
|---|
| 2429 | *pcArgs = cArgs;
|
|---|
| 2430 | return cbArgs;
|
|---|
| 2431 | }
|
|---|
| 2432 |
|
|---|
| 2433 |
|
|---|
| 2434 |
|
|---|
| 2435 |
|
|---|
| 2436 | /*
|
|---|
| 2437 | *
|
|---|
| 2438 | * Process and thread related APIs.
|
|---|
| 2439 | * Process and thread related APIs.
|
|---|
| 2440 | * Process and thread related APIs.
|
|---|
| 2441 | *
|
|---|
| 2442 | */
|
|---|
| 2443 |
|
|---|
| 2444 | /** Common worker for ExitProcess(), exit() and friends. */
|
|---|
| 2445 | static void WINAPI kwSandboxDoExit(int uExitCode)
|
|---|
| 2446 | {
|
|---|
| 2447 | if (g_Sandbox.idMainThread == GetCurrentThreadId())
|
|---|
| 2448 | {
|
|---|
| 2449 | PNT_TIB pTib = (PNT_TIB)NtCurrentTeb();
|
|---|
| 2450 |
|
|---|
| 2451 | g_Sandbox.rcExitCode = (int)uExitCode;
|
|---|
| 2452 |
|
|---|
| 2453 | /* Before we jump, restore the TIB as we're not interested in any
|
|---|
| 2454 | exception chain stuff installed by the sandboxed executable. */
|
|---|
| 2455 | *pTib = g_Sandbox.TibMainThread;
|
|---|
| 2456 | pTib->ExceptionList = g_Sandbox.pOutXcptListHead;
|
|---|
| 2457 |
|
|---|
| 2458 | longjmp(g_Sandbox.JmpBuf, 1);
|
|---|
| 2459 | }
|
|---|
| 2460 | KWFS_TODO();
|
|---|
| 2461 | }
|
|---|
| 2462 |
|
|---|
| 2463 |
|
|---|
| 2464 | /** ExitProcess replacement. */
|
|---|
| 2465 | static void WINAPI kwSandbox_Kernel32_ExitProcess(UINT uExitCode)
|
|---|
| 2466 | {
|
|---|
| 2467 | KW_LOG(("kwSandbox_Kernel32_ExitProcess: %u\n", uExitCode));
|
|---|
| 2468 | kwSandboxDoExit((int)uExitCode);
|
|---|
| 2469 | }
|
|---|
| 2470 |
|
|---|
| 2471 |
|
|---|
| 2472 | /** ExitProcess replacement. */
|
|---|
| 2473 | static BOOL WINAPI kwSandbox_Kernel32_TerminateProcess(HANDLE hProcess, UINT uExitCode)
|
|---|
| 2474 | {
|
|---|
| 2475 | if (hProcess == GetCurrentProcess())
|
|---|
| 2476 | kwSandboxDoExit(uExitCode);
|
|---|
| 2477 | KWFS_TODO();
|
|---|
| 2478 | return TerminateProcess(hProcess, uExitCode);
|
|---|
| 2479 | }
|
|---|
| 2480 |
|
|---|
| 2481 |
|
|---|
| 2482 | /** Normal CRT exit(). */
|
|---|
| 2483 | static void __cdecl kwSandbox_msvcrt_exit(int rcExitCode)
|
|---|
| 2484 | {
|
|---|
| 2485 | KW_LOG(("kwSandbox_msvcrt_exit: %d\n", rcExitCode));
|
|---|
| 2486 | kwSandboxDoExit(rcExitCode);
|
|---|
| 2487 | }
|
|---|
| 2488 |
|
|---|
| 2489 |
|
|---|
| 2490 | /** Quick CRT _exit(). */
|
|---|
| 2491 | static void __cdecl kwSandbox_msvcrt__exit(int rcExitCode)
|
|---|
| 2492 | {
|
|---|
| 2493 | /* Quick. */
|
|---|
| 2494 | KW_LOG(("kwSandbox_msvcrt__exit %d\n", rcExitCode));
|
|---|
| 2495 | kwSandboxDoExit(rcExitCode);
|
|---|
| 2496 | }
|
|---|
| 2497 |
|
|---|
| 2498 |
|
|---|
| 2499 | /** Return to caller CRT _cexit(). */
|
|---|
| 2500 | static void __cdecl kwSandbox_msvcrt__cexit(int rcExitCode)
|
|---|
| 2501 | {
|
|---|
| 2502 | KW_LOG(("kwSandbox_msvcrt__cexit: %d\n", rcExitCode));
|
|---|
| 2503 | kwSandboxDoExit(rcExitCode);
|
|---|
| 2504 | }
|
|---|
| 2505 |
|
|---|
| 2506 |
|
|---|
| 2507 | /** Quick return to caller CRT _c_exit(). */
|
|---|
| 2508 | static void __cdecl kwSandbox_msvcrt__c_exit(int rcExitCode)
|
|---|
| 2509 | {
|
|---|
| 2510 | KW_LOG(("kwSandbox_msvcrt__c_exit: %d\n", rcExitCode));
|
|---|
| 2511 | kwSandboxDoExit(rcExitCode);
|
|---|
| 2512 | }
|
|---|
| 2513 |
|
|---|
| 2514 |
|
|---|
| 2515 | /** Runtime error and exit _amsg_exit(). */
|
|---|
| 2516 | static void __cdecl kwSandbox_msvcrt__amsg_exit(int iMsgNo)
|
|---|
| 2517 | {
|
|---|
| 2518 | KW_LOG(("\nRuntime error #%u!\n", iMsgNo));
|
|---|
| 2519 | kwSandboxDoExit(255);
|
|---|
| 2520 | }
|
|---|
| 2521 |
|
|---|
| 2522 |
|
|---|
| 2523 | /** CRT - terminate(). */
|
|---|
| 2524 | static void __cdecl kwSandbox_msvcrt_terminate(void)
|
|---|
| 2525 | {
|
|---|
| 2526 | KW_LOG(("\nRuntime - terminate!\n"));
|
|---|
| 2527 | kwSandboxDoExit(254);
|
|---|
| 2528 | }
|
|---|
| 2529 |
|
|---|
| 2530 |
|
|---|
| 2531 | /** Kernel32 - SetConsoleCtrlHandler(). */
|
|---|
| 2532 | static BOOL WINAPI kwSandbox_Kernel32_SetConsoleCtrlHandler(PHANDLER_ROUTINE pfnHandler, BOOL fAdd)
|
|---|
| 2533 | {
|
|---|
| 2534 | KW_LOG(("SetConsoleCtrlHandler(%p, %d) - ignoring\n"));
|
|---|
| 2535 | return TRUE;
|
|---|
| 2536 | }
|
|---|
| 2537 |
|
|---|
| 2538 |
|
|---|
| 2539 | /** The CRT internal __getmainargs() API. */
|
|---|
| 2540 | static int __cdecl kwSandbox_msvcrt___getmainargs(int *pargc, char ***pargv, char ***penvp,
|
|---|
| 2541 | int dowildcard, int const *piNewMode)
|
|---|
| 2542 | {
|
|---|
| 2543 | *pargc = g_Sandbox.cArgs;
|
|---|
| 2544 | *pargv = g_Sandbox.papszArgs;
|
|---|
| 2545 | *penvp = g_Sandbox.environ;
|
|---|
| 2546 |
|
|---|
| 2547 | /** @todo startinfo points at a newmode (setmode) value. */
|
|---|
| 2548 | return 0;
|
|---|
| 2549 | }
|
|---|
| 2550 |
|
|---|
| 2551 |
|
|---|
| 2552 | /** The CRT internal __wgetmainargs() API. */
|
|---|
| 2553 | static int __cdecl kwSandbox_msvcrt___wgetmainargs(int *pargc, wchar_t ***pargv, wchar_t ***penvp,
|
|---|
| 2554 | int dowildcard, int const *piNewMode)
|
|---|
| 2555 | {
|
|---|
| 2556 | *pargc = g_Sandbox.cArgs;
|
|---|
| 2557 | *pargv = g_Sandbox.papwszArgs;
|
|---|
| 2558 | *penvp = g_Sandbox.wenviron;
|
|---|
| 2559 |
|
|---|
| 2560 | /** @todo startinfo points at a newmode (setmode) value. */
|
|---|
| 2561 | return 0;
|
|---|
| 2562 | }
|
|---|
| 2563 |
|
|---|
| 2564 |
|
|---|
| 2565 |
|
|---|
| 2566 | /** Kernel32 - GetCommandLineA() */
|
|---|
| 2567 | static LPCSTR /*LPSTR*/ WINAPI kwSandbox_Kernel32_GetCommandLineA(VOID)
|
|---|
| 2568 | {
|
|---|
| 2569 | return g_Sandbox.pszCmdLine;
|
|---|
| 2570 | }
|
|---|
| 2571 |
|
|---|
| 2572 |
|
|---|
| 2573 | /** Kernel32 - GetCommandLineW() */
|
|---|
| 2574 | static LPCWSTR /*LPWSTR*/ WINAPI kwSandbox_Kernel32_GetCommandLineW(VOID)
|
|---|
| 2575 | {
|
|---|
| 2576 | return g_Sandbox.pwszCmdLine;
|
|---|
| 2577 | }
|
|---|
| 2578 |
|
|---|
| 2579 |
|
|---|
| 2580 | /** Kernel32 - GetStartupInfoA() */
|
|---|
| 2581 | static VOID WINAPI kwSandbox_Kernel32_GetStartupInfoA(LPSTARTUPINFOA pStartupInfo)
|
|---|
| 2582 | {
|
|---|
| 2583 | KW_LOG(("GetStartupInfoA\n"));
|
|---|
| 2584 | GetStartupInfoA(pStartupInfo);
|
|---|
| 2585 | pStartupInfo->lpReserved = NULL;
|
|---|
| 2586 | pStartupInfo->lpTitle = NULL;
|
|---|
| 2587 | pStartupInfo->lpReserved2 = NULL;
|
|---|
| 2588 | pStartupInfo->cbReserved2 = 0;
|
|---|
| 2589 | }
|
|---|
| 2590 |
|
|---|
| 2591 |
|
|---|
| 2592 | /** Kernel32 - GetStartupInfoW() */
|
|---|
| 2593 | static VOID WINAPI kwSandbox_Kernel32_GetStartupInfoW(LPSTARTUPINFOW pStartupInfo)
|
|---|
| 2594 | {
|
|---|
| 2595 | KW_LOG(("GetStartupInfoW\n"));
|
|---|
| 2596 | GetStartupInfoW(pStartupInfo);
|
|---|
| 2597 | pStartupInfo->lpReserved = NULL;
|
|---|
| 2598 | pStartupInfo->lpTitle = NULL;
|
|---|
| 2599 | pStartupInfo->lpReserved2 = NULL;
|
|---|
| 2600 | pStartupInfo->cbReserved2 = 0;
|
|---|
| 2601 | }
|
|---|
| 2602 |
|
|---|
| 2603 |
|
|---|
| 2604 | /** CRT - __p___argc(). */
|
|---|
| 2605 | static int * __cdecl kwSandbox_msvcrt___p___argc(void)
|
|---|
| 2606 | {
|
|---|
| 2607 | return &g_Sandbox.cArgs;
|
|---|
| 2608 | }
|
|---|
| 2609 |
|
|---|
| 2610 |
|
|---|
| 2611 | /** CRT - __p___argv(). */
|
|---|
| 2612 | static char *** __cdecl kwSandbox_msvcrt___p___argv(void)
|
|---|
| 2613 | {
|
|---|
| 2614 | return &g_Sandbox.papszArgs;
|
|---|
| 2615 | }
|
|---|
| 2616 |
|
|---|
| 2617 |
|
|---|
| 2618 | /** CRT - __p___sargv(). */
|
|---|
| 2619 | static wchar_t *** __cdecl kwSandbox_msvcrt___p___wargv(void)
|
|---|
| 2620 | {
|
|---|
| 2621 | return &g_Sandbox.papwszArgs;
|
|---|
| 2622 | }
|
|---|
| 2623 |
|
|---|
| 2624 |
|
|---|
| 2625 | /** CRT - __p__acmdln(). */
|
|---|
| 2626 | static char ** __cdecl kwSandbox_msvcrt___p__acmdln(void)
|
|---|
| 2627 | {
|
|---|
| 2628 | return (char **)&g_Sandbox.pszCmdLine;
|
|---|
| 2629 | }
|
|---|
| 2630 |
|
|---|
| 2631 |
|
|---|
| 2632 | /** CRT - __p__acmdln(). */
|
|---|
| 2633 | static wchar_t ** __cdecl kwSandbox_msvcrt___p__wcmdln(void)
|
|---|
| 2634 | {
|
|---|
| 2635 | return &g_Sandbox.pwszCmdLine;
|
|---|
| 2636 | }
|
|---|
| 2637 |
|
|---|
| 2638 |
|
|---|
| 2639 | /** CRT - __p__pgmptr(). */
|
|---|
| 2640 | static char ** __cdecl kwSandbox_msvcrt___p__pgmptr(void)
|
|---|
| 2641 | {
|
|---|
| 2642 | return &g_Sandbox.pgmptr;
|
|---|
| 2643 | }
|
|---|
| 2644 |
|
|---|
| 2645 |
|
|---|
| 2646 | /** CRT - __p__wpgmptr(). */
|
|---|
| 2647 | static wchar_t ** __cdecl kwSandbox_msvcrt___p__wpgmptr(void)
|
|---|
| 2648 | {
|
|---|
| 2649 | return &g_Sandbox.wpgmptr;
|
|---|
| 2650 | }
|
|---|
| 2651 |
|
|---|
| 2652 |
|
|---|
| 2653 | /** CRT - _get_pgmptr(). */
|
|---|
| 2654 | static errno_t __cdecl kwSandbox_msvcrt__get_pgmptr(char **ppszValue)
|
|---|
| 2655 | {
|
|---|
| 2656 | *ppszValue = g_Sandbox.pgmptr;
|
|---|
| 2657 | return 0;
|
|---|
| 2658 | }
|
|---|
| 2659 |
|
|---|
| 2660 |
|
|---|
| 2661 | /** CRT - _get_wpgmptr(). */
|
|---|
| 2662 | static errno_t __cdecl kwSandbox_msvcrt__get_wpgmptr(wchar_t **ppwszValue)
|
|---|
| 2663 | {
|
|---|
| 2664 | *ppwszValue = g_Sandbox.wpgmptr;
|
|---|
| 2665 | return 0;
|
|---|
| 2666 | }
|
|---|
| 2667 |
|
|---|
| 2668 | /** Just in case. */
|
|---|
| 2669 | static void kwSandbox_msvcrt__wincmdln(void)
|
|---|
| 2670 | {
|
|---|
| 2671 | KWFS_TODO();
|
|---|
| 2672 | }
|
|---|
| 2673 |
|
|---|
| 2674 |
|
|---|
| 2675 | /** Just in case. */
|
|---|
| 2676 | static void kwSandbox_msvcrt__wwincmdln(void)
|
|---|
| 2677 | {
|
|---|
| 2678 | KWFS_TODO();
|
|---|
| 2679 | }
|
|---|
| 2680 |
|
|---|
| 2681 | /** CreateThread interceptor. */
|
|---|
| 2682 | static HANDLE WINAPI kwSandbox_Kernel32_CreateThread(LPSECURITY_ATTRIBUTES pSecAttr, SIZE_T cbStack,
|
|---|
| 2683 | PTHREAD_START_ROUTINE pfnThreadProc, PVOID pvUser,
|
|---|
| 2684 | DWORD fFlags, PDWORD pidThread)
|
|---|
| 2685 | {
|
|---|
| 2686 | KWFS_TODO();
|
|---|
| 2687 | return NULL;
|
|---|
| 2688 | }
|
|---|
| 2689 |
|
|---|
| 2690 |
|
|---|
| 2691 | /** _beginthread - create a new thread. */
|
|---|
| 2692 | static uintptr_t __cdecl kwSandbox_msvcrt__beginthread(void (__cdecl *pfnThreadProc)(void *), unsigned cbStack, void *pvUser)
|
|---|
| 2693 | {
|
|---|
| 2694 | KWFS_TODO();
|
|---|
| 2695 | return 0;
|
|---|
| 2696 | }
|
|---|
| 2697 |
|
|---|
| 2698 |
|
|---|
| 2699 | /** _beginthreadex - create a new thread. */
|
|---|
| 2700 | static uintptr_t __cdecl kwSandbox_msvcrt__beginthreadex(void *pvSecAttr, unsigned cbStack,
|
|---|
| 2701 | unsigned (__stdcall *pfnThreadProc)(void *), void *pvUser,
|
|---|
| 2702 | unsigned fCreate, unsigned *pidThread)
|
|---|
| 2703 | {
|
|---|
| 2704 | KWFS_TODO();
|
|---|
| 2705 | return 0;
|
|---|
| 2706 | }
|
|---|
| 2707 |
|
|---|
| 2708 |
|
|---|
| 2709 | /*
|
|---|
| 2710 | *
|
|---|
| 2711 | * Environment related APIs.
|
|---|
| 2712 | * Environment related APIs.
|
|---|
| 2713 | * Environment related APIs.
|
|---|
| 2714 | *
|
|---|
| 2715 | */
|
|---|
| 2716 |
|
|---|
| 2717 | /** Kernel32 - GetEnvironmentStringsA (Watcom uses this one). */
|
|---|
| 2718 | static LPCH WINAPI kwSandbox_Kernel32_GetEnvironmentStringsA(void)
|
|---|
| 2719 | {
|
|---|
| 2720 | char *pszzEnv;
|
|---|
| 2721 |
|
|---|
| 2722 | /* Figure how space much we need first. */
|
|---|
| 2723 | char *pszCur;
|
|---|
| 2724 | KSIZE cbNeeded = 1;
|
|---|
| 2725 | KSIZE iVar = 0;
|
|---|
| 2726 | while ((pszCur = g_Sandbox.papszEnvVars[iVar++]) != NULL)
|
|---|
| 2727 | cbNeeded += kHlpStrLen(pszCur) + 1;
|
|---|
| 2728 |
|
|---|
| 2729 | /* Allocate it. */
|
|---|
| 2730 | pszzEnv = kHlpAlloc(cbNeeded);
|
|---|
| 2731 | if (pszzEnv)
|
|---|
| 2732 | {
|
|---|
| 2733 | char *psz = pszzEnv;
|
|---|
| 2734 | iVar = 0;
|
|---|
| 2735 | while ((pszCur = g_Sandbox.papszEnvVars[iVar++]) != NULL)
|
|---|
| 2736 | {
|
|---|
| 2737 | KSIZE cbCur = kHlpStrLen(pszCur) + 1;
|
|---|
| 2738 | kHlpAssert((KUPTR)(&psz[cbCur] - pszzEnv) < cbNeeded);
|
|---|
| 2739 | psz = (char *)kHlpMemPCopy(psz, pszCur, cbCur);
|
|---|
| 2740 | }
|
|---|
| 2741 | *psz++ = '\0';
|
|---|
| 2742 | kHlpAssert(psz - pszzEnv == cbNeeded);
|
|---|
| 2743 | }
|
|---|
| 2744 |
|
|---|
| 2745 | KW_LOG(("GetEnvironmentStringsA -> %p [%u]\n", pszzEnv, cbNeeded));
|
|---|
| 2746 | #if 0
|
|---|
| 2747 | fprintf(stderr, "GetEnvironmentStringsA: %p LB %#x\n", pszzEnv, cbNeeded);
|
|---|
| 2748 | pszCur = pszzEnv;
|
|---|
| 2749 | iVar = 0;
|
|---|
| 2750 | while (*pszCur)
|
|---|
| 2751 | {
|
|---|
| 2752 | fprintf(stderr, " %u:%p=%s<eos>\n\n", iVar, pszCur, pszCur);
|
|---|
| 2753 | iVar++;
|
|---|
| 2754 | pszCur += kHlpStrLen(pszCur) + 1;
|
|---|
| 2755 | }
|
|---|
| 2756 | fprintf(stderr, " %u:%p=<eos>\n\n", iVar, pszCur);
|
|---|
| 2757 | pszCur++;
|
|---|
| 2758 | fprintf(stderr, "ended at %p, after %u bytes (exepcted %u)\n", pszCur, pszCur - pszzEnv, cbNeeded);
|
|---|
| 2759 | #endif
|
|---|
| 2760 | return pszzEnv;
|
|---|
| 2761 | }
|
|---|
| 2762 |
|
|---|
| 2763 |
|
|---|
| 2764 | /** Kernel32 - GetEnvironmentStrings */
|
|---|
| 2765 | static LPCH WINAPI kwSandbox_Kernel32_GetEnvironmentStrings(void)
|
|---|
| 2766 | {
|
|---|
| 2767 | KW_LOG(("GetEnvironmentStrings!\n"));
|
|---|
| 2768 | return kwSandbox_Kernel32_GetEnvironmentStringsA();
|
|---|
| 2769 | }
|
|---|
| 2770 |
|
|---|
| 2771 |
|
|---|
| 2772 | /** Kernel32 - GetEnvironmentStringsW */
|
|---|
| 2773 | static LPWCH WINAPI kwSandbox_Kernel32_GetEnvironmentStringsW(void)
|
|---|
| 2774 | {
|
|---|
| 2775 | wchar_t *pwszzEnv;
|
|---|
| 2776 |
|
|---|
| 2777 | /* Figure how space much we need first. */
|
|---|
| 2778 | wchar_t *pwszCur;
|
|---|
| 2779 | KSIZE cwcNeeded = 1;
|
|---|
| 2780 | KSIZE iVar = 0;
|
|---|
| 2781 | while ((pwszCur = g_Sandbox.papwszEnvVars[iVar++]) != NULL)
|
|---|
| 2782 | cwcNeeded += kwUtf16Len(pwszCur) + 1;
|
|---|
| 2783 |
|
|---|
| 2784 | /* Allocate it. */
|
|---|
| 2785 | pwszzEnv = kHlpAlloc(cwcNeeded * sizeof(wchar_t));
|
|---|
| 2786 | if (pwszzEnv)
|
|---|
| 2787 | {
|
|---|
| 2788 | wchar_t *pwsz = pwszzEnv;
|
|---|
| 2789 | iVar = 0;
|
|---|
| 2790 | while ((pwszCur = g_Sandbox.papwszEnvVars[iVar++]) != NULL)
|
|---|
| 2791 | {
|
|---|
| 2792 | KSIZE cwcCur = kwUtf16Len(pwszCur) + 1;
|
|---|
| 2793 | kHlpAssert((KUPTR)(&pwsz[cwcCur] - pwszzEnv) < cwcNeeded);
|
|---|
| 2794 | pwsz = (wchar_t *)kHlpMemPCopy(pwsz, pwszCur, cwcCur * sizeof(wchar_t));
|
|---|
| 2795 | }
|
|---|
| 2796 | *pwsz++ = '\0';
|
|---|
| 2797 | kHlpAssert(pwsz - pwszzEnv == cwcNeeded);
|
|---|
| 2798 | }
|
|---|
| 2799 |
|
|---|
| 2800 | KW_LOG(("GetEnvironmentStringsW -> %p [%u]\n", pwszzEnv, cwcNeeded));
|
|---|
| 2801 | return pwszzEnv;
|
|---|
| 2802 | }
|
|---|
| 2803 |
|
|---|
| 2804 |
|
|---|
| 2805 | /** Kernel32 - FreeEnvironmentStringsA */
|
|---|
| 2806 | static BOOL WINAPI kwSandbox_Kernel32_FreeEnvironmentStringsA(LPCH pszzEnv)
|
|---|
| 2807 | {
|
|---|
| 2808 | KW_LOG(("FreeEnvironmentStringsA: %p -> TRUE\n", pszzEnv));
|
|---|
| 2809 | kHlpFree(pszzEnv);
|
|---|
| 2810 | return TRUE;
|
|---|
| 2811 | }
|
|---|
| 2812 |
|
|---|
| 2813 |
|
|---|
| 2814 | /** Kernel32 - FreeEnvironmentStringsW */
|
|---|
| 2815 | static BOOL WINAPI kwSandbox_Kernel32_FreeEnvironmentStringsW(LPWCH pwszzEnv)
|
|---|
| 2816 | {
|
|---|
| 2817 | KW_LOG(("FreeEnvironmentStringsW: %p -> TRUE\n", pwszzEnv));
|
|---|
| 2818 | kHlpFree(pwszzEnv);
|
|---|
| 2819 | return TRUE;
|
|---|
| 2820 | }
|
|---|
| 2821 |
|
|---|
| 2822 |
|
|---|
| 2823 | /**
|
|---|
| 2824 | * Grows the environment vectors (KWSANDBOX::environ, KWSANDBOX::papszEnvVars,
|
|---|
| 2825 | * KWSANDBOX::wenviron, and KWSANDBOX::papwszEnvVars).
|
|---|
| 2826 | *
|
|---|
| 2827 | * @returns 0 on success, non-zero on failure.
|
|---|
| 2828 | * @param pSandbox The sandbox.
|
|---|
| 2829 | * @param cMin Minimum size, including terminator.
|
|---|
| 2830 | */
|
|---|
| 2831 | static int kwSandboxGrowEnv(PKWSANDBOX pSandbox, KSIZE cMin)
|
|---|
| 2832 | {
|
|---|
| 2833 | void *pvNew;
|
|---|
| 2834 | KSIZE const cOld = pSandbox->cEnvVarsAllocated;
|
|---|
| 2835 | KSIZE cNew = cOld + 256;
|
|---|
| 2836 | while (cNew < cMin)
|
|---|
| 2837 | cNew += 256;
|
|---|
| 2838 |
|
|---|
| 2839 |
|
|---|
| 2840 | pvNew = kHlpRealloc(pSandbox->environ, cNew * sizeof(pSandbox->environ[0]));
|
|---|
| 2841 | if (pvNew)
|
|---|
| 2842 | {
|
|---|
| 2843 | pSandbox->environ = (char **)pvNew;
|
|---|
| 2844 | pSandbox->environ[cOld] = NULL;
|
|---|
| 2845 |
|
|---|
| 2846 | pvNew = kHlpRealloc(pSandbox->papszEnvVars, cNew * sizeof(pSandbox->papszEnvVars[0]));
|
|---|
| 2847 | if (pvNew)
|
|---|
| 2848 | {
|
|---|
| 2849 | pSandbox->papszEnvVars = (char **)pvNew;
|
|---|
| 2850 | pSandbox->papszEnvVars[cOld] = NULL;
|
|---|
| 2851 |
|
|---|
| 2852 | pvNew = kHlpRealloc(pSandbox->wenviron, cNew * sizeof(pSandbox->wenviron[0]));
|
|---|
| 2853 | if (pvNew)
|
|---|
| 2854 | {
|
|---|
| 2855 | pSandbox->wenviron = (wchar_t **)pvNew;
|
|---|
| 2856 | pSandbox->wenviron[cOld] = NULL;
|
|---|
| 2857 |
|
|---|
| 2858 | pvNew = kHlpRealloc(pSandbox->papwszEnvVars, cNew * sizeof(pSandbox->papwszEnvVars[0]));
|
|---|
| 2859 | if (pvNew)
|
|---|
| 2860 | {
|
|---|
| 2861 | pSandbox->papwszEnvVars = (wchar_t **)pvNew;
|
|---|
| 2862 | pSandbox->papwszEnvVars[cOld] = NULL;
|
|---|
| 2863 |
|
|---|
| 2864 | pSandbox->cEnvVarsAllocated = cNew;
|
|---|
| 2865 | KW_LOG(("kwSandboxGrowEnv: cNew=%d - crt: %p / %p; shadow: %p, %p\n",
|
|---|
| 2866 | cNew, pSandbox->environ, pSandbox->wenviron, pSandbox->papszEnvVars, pSandbox->papwszEnvVars));
|
|---|
| 2867 | return 0;
|
|---|
| 2868 | }
|
|---|
| 2869 | }
|
|---|
| 2870 | }
|
|---|
| 2871 | }
|
|---|
| 2872 | kwErrPrintf("kwSandboxGrowEnv ran out of memory! cNew=%u\n", cNew);
|
|---|
| 2873 | return KERR_NO_MEMORY;
|
|---|
| 2874 | }
|
|---|
| 2875 |
|
|---|
| 2876 |
|
|---|
| 2877 | /**
|
|---|
| 2878 | * Sets an environment variable, ANSI style.
|
|---|
| 2879 | *
|
|---|
| 2880 | * @returns 0 on success, non-zero on failure.
|
|---|
| 2881 | * @param pSandbox The sandbox.
|
|---|
| 2882 | * @param pchVar The variable name.
|
|---|
| 2883 | * @param cchVar The length of the name.
|
|---|
| 2884 | * @param pszValue The value.
|
|---|
| 2885 | */
|
|---|
| 2886 | static int kwSandboxDoSetEnvA(PKWSANDBOX pSandbox, const char *pchVar, KSIZE cchVar, const char *pszValue)
|
|---|
| 2887 | {
|
|---|
| 2888 | /* Allocate and construct the new strings. */
|
|---|
| 2889 | KSIZE cchTmp = kHlpStrLen(pszValue);
|
|---|
| 2890 | char *pszNew = (char *)kHlpAlloc(cchVar + 1 + cchTmp + 1);
|
|---|
| 2891 | if (pszNew)
|
|---|
| 2892 | {
|
|---|
| 2893 | wchar_t *pwszNew;
|
|---|
| 2894 | kHlpMemCopy(pszNew, pchVar, cchVar);
|
|---|
| 2895 | pszNew[cchVar] = '=';
|
|---|
| 2896 | kHlpMemCopy(&pszNew[cchVar + 1], pszValue, cchTmp);
|
|---|
| 2897 | cchTmp += cchVar + 1;
|
|---|
| 2898 | pszNew[cchTmp] = '\0';
|
|---|
| 2899 |
|
|---|
| 2900 | pwszNew = kwStrToUtf16AllocN(pszNew, cchTmp);
|
|---|
| 2901 | if (pwszNew)
|
|---|
| 2902 | {
|
|---|
| 2903 | /* Look it up. */
|
|---|
| 2904 | KSIZE iVar = 0;
|
|---|
| 2905 | char *pszEnv;
|
|---|
| 2906 | while ((pszEnv = pSandbox->papszEnvVars[iVar]) != NULL)
|
|---|
| 2907 | {
|
|---|
| 2908 | if ( _strnicmp(pszEnv, pchVar, cchVar) == 0
|
|---|
| 2909 | && pszEnv[cchVar] == '=')
|
|---|
| 2910 | {
|
|---|
| 2911 | KW_LOG(("kwSandboxDoSetEnvA: Replacing iVar=%d: %p='%s' and %p='%ls'\n"
|
|---|
| 2912 | " iVar=%d: %p='%s' and %p='%ls'\n",
|
|---|
| 2913 | iVar, pSandbox->papszEnvVars[iVar], pSandbox->papszEnvVars[iVar],
|
|---|
| 2914 | pSandbox->papwszEnvVars[iVar], pSandbox->papwszEnvVars[iVar],
|
|---|
| 2915 | iVar, pszNew, pszNew, pwszNew, pwszNew));
|
|---|
| 2916 |
|
|---|
| 2917 | kHlpFree(pSandbox->papszEnvVars[iVar]);
|
|---|
| 2918 | pSandbox->papszEnvVars[iVar] = pszNew;
|
|---|
| 2919 | pSandbox->environ[iVar] = pszNew;
|
|---|
| 2920 |
|
|---|
| 2921 | kHlpFree(pSandbox->papwszEnvVars[iVar]);
|
|---|
| 2922 | pSandbox->papwszEnvVars[iVar] = pwszNew;
|
|---|
| 2923 | pSandbox->wenviron[iVar] = pwszNew;
|
|---|
| 2924 | return 0;
|
|---|
| 2925 | }
|
|---|
| 2926 | iVar++;
|
|---|
| 2927 | }
|
|---|
| 2928 |
|
|---|
| 2929 | /* Not found, do we need to grow the table first? */
|
|---|
| 2930 | if (iVar + 1 >= pSandbox->cEnvVarsAllocated)
|
|---|
| 2931 | kwSandboxGrowEnv(pSandbox, iVar + 2);
|
|---|
| 2932 | if (iVar + 1 < pSandbox->cEnvVarsAllocated)
|
|---|
| 2933 | {
|
|---|
| 2934 | KW_LOG(("kwSandboxDoSetEnvA: Adding iVar=%d: %p='%s' and %p='%ls'\n", iVar, pszNew, pszNew, pwszNew, pwszNew));
|
|---|
| 2935 |
|
|---|
| 2936 | pSandbox->papszEnvVars[iVar + 1] = NULL;
|
|---|
| 2937 | pSandbox->papszEnvVars[iVar] = pszNew;
|
|---|
| 2938 | pSandbox->environ[iVar + 1] = NULL;
|
|---|
| 2939 | pSandbox->environ[iVar] = pszNew;
|
|---|
| 2940 |
|
|---|
| 2941 | pSandbox->papwszEnvVars[iVar + 1] = NULL;
|
|---|
| 2942 | pSandbox->papwszEnvVars[iVar] = pwszNew;
|
|---|
| 2943 | pSandbox->wenviron[iVar + 1] = NULL;
|
|---|
| 2944 | pSandbox->wenviron[iVar] = pwszNew;
|
|---|
| 2945 | return 0;
|
|---|
| 2946 | }
|
|---|
| 2947 |
|
|---|
| 2948 | kHlpFree(pwszNew);
|
|---|
| 2949 | }
|
|---|
| 2950 | kHlpFree(pszNew);
|
|---|
| 2951 | }
|
|---|
| 2952 | KW_LOG(("Out of memory!\n"));
|
|---|
| 2953 | return 0;
|
|---|
| 2954 | }
|
|---|
| 2955 |
|
|---|
| 2956 |
|
|---|
| 2957 | /**
|
|---|
| 2958 | * Sets an environment variable, UTF-16 style.
|
|---|
| 2959 | *
|
|---|
| 2960 | * @returns 0 on success, non-zero on failure.
|
|---|
| 2961 | * @param pSandbox The sandbox.
|
|---|
| 2962 | * @param pwcVar The variable name.
|
|---|
| 2963 | * @param cwcVar The length of the name.
|
|---|
| 2964 | * @param pwszValue The value.
|
|---|
| 2965 | */
|
|---|
| 2966 | static int kwSandboxDoSetEnvW(PKWSANDBOX pSandbox, const wchar_t *pwchVar, KSIZE cwcVar, const wchar_t *pwszValue)
|
|---|
| 2967 | {
|
|---|
| 2968 | /* Allocate and construct the new strings. */
|
|---|
| 2969 | KSIZE cwcTmp = kwUtf16Len(pwszValue);
|
|---|
| 2970 | wchar_t *pwszNew = (wchar_t *)kHlpAlloc((cwcVar + 1 + cwcTmp + 1) * sizeof(wchar_t));
|
|---|
| 2971 | if (pwszNew)
|
|---|
| 2972 | {
|
|---|
| 2973 | char *pszNew;
|
|---|
| 2974 | kHlpMemCopy(pwszNew, pwchVar, cwcVar * sizeof(wchar_t));
|
|---|
| 2975 | pwszNew[cwcVar] = '=';
|
|---|
| 2976 | kHlpMemCopy(&pwszNew[cwcVar + 1], pwszValue, cwcTmp * sizeof(wchar_t));
|
|---|
| 2977 | cwcTmp += cwcVar + 1;
|
|---|
| 2978 | pwszNew[cwcVar] = '\0';
|
|---|
| 2979 |
|
|---|
| 2980 | pszNew = kwUtf16ToStrAllocN(pwszNew, cwcVar);
|
|---|
| 2981 | if (pszNew)
|
|---|
| 2982 | {
|
|---|
| 2983 | /* Look it up. */
|
|---|
| 2984 | KSIZE iVar = 0;
|
|---|
| 2985 | wchar_t *pwszEnv;
|
|---|
| 2986 | while ((pwszEnv = pSandbox->papwszEnvVars[iVar]) != NULL)
|
|---|
| 2987 | {
|
|---|
| 2988 | if ( _wcsnicmp(pwszEnv, pwchVar, cwcVar) == 0
|
|---|
| 2989 | && pwszEnv[cwcVar] == '=')
|
|---|
| 2990 | {
|
|---|
| 2991 | KW_LOG(("kwSandboxDoSetEnvW: Replacing iVar=%d: %p='%s' and %p='%ls'\n"
|
|---|
| 2992 | " iVar=%d: %p='%s' and %p='%ls'\n",
|
|---|
| 2993 | iVar, pSandbox->papszEnvVars[iVar], pSandbox->papszEnvVars[iVar],
|
|---|
| 2994 | pSandbox->papwszEnvVars[iVar], pSandbox->papwszEnvVars[iVar],
|
|---|
| 2995 | iVar, pszNew, pszNew, pwszNew, pwszNew));
|
|---|
| 2996 |
|
|---|
| 2997 | kHlpFree(pSandbox->papszEnvVars[iVar]);
|
|---|
| 2998 | pSandbox->papszEnvVars[iVar] = pszNew;
|
|---|
| 2999 | pSandbox->environ[iVar] = pszNew;
|
|---|
| 3000 |
|
|---|
| 3001 | kHlpFree(pSandbox->papwszEnvVars[iVar]);
|
|---|
| 3002 | pSandbox->papwszEnvVars[iVar] = pwszNew;
|
|---|
| 3003 | pSandbox->wenviron[iVar] = pwszNew;
|
|---|
| 3004 | return 0;
|
|---|
| 3005 | }
|
|---|
| 3006 | iVar++;
|
|---|
| 3007 | }
|
|---|
| 3008 |
|
|---|
| 3009 | /* Not found, do we need to grow the table first? */
|
|---|
| 3010 | if (iVar + 1 >= pSandbox->cEnvVarsAllocated)
|
|---|
| 3011 | kwSandboxGrowEnv(pSandbox, iVar + 2);
|
|---|
| 3012 | if (iVar + 1 < pSandbox->cEnvVarsAllocated)
|
|---|
| 3013 | {
|
|---|
| 3014 | KW_LOG(("kwSandboxDoSetEnvW: Adding iVar=%d: %p='%s' and %p='%ls'\n", iVar, pszNew, pszNew, pwszNew, pwszNew));
|
|---|
| 3015 |
|
|---|
| 3016 | pSandbox->papszEnvVars[iVar + 1] = NULL;
|
|---|
| 3017 | pSandbox->papszEnvVars[iVar] = pszNew;
|
|---|
| 3018 | pSandbox->environ[iVar + 1] = NULL;
|
|---|
| 3019 | pSandbox->environ[iVar] = pszNew;
|
|---|
| 3020 |
|
|---|
| 3021 | pSandbox->papwszEnvVars[iVar + 1] = NULL;
|
|---|
| 3022 | pSandbox->papwszEnvVars[iVar] = pwszNew;
|
|---|
| 3023 | pSandbox->wenviron[iVar + 1] = NULL;
|
|---|
| 3024 | pSandbox->wenviron[iVar] = pwszNew;
|
|---|
| 3025 | return 0;
|
|---|
| 3026 | }
|
|---|
| 3027 |
|
|---|
| 3028 | kHlpFree(pwszNew);
|
|---|
| 3029 | }
|
|---|
| 3030 | kHlpFree(pszNew);
|
|---|
| 3031 | }
|
|---|
| 3032 | KW_LOG(("Out of memory!\n"));
|
|---|
| 3033 | return 0;
|
|---|
| 3034 | }
|
|---|
| 3035 |
|
|---|
| 3036 |
|
|---|
| 3037 | /** ANSI unsetenv worker. */
|
|---|
| 3038 | static int kwSandboxDoUnsetEnvA(PKWSANDBOX pSandbox, const char *pchVar, KSIZE cchVar)
|
|---|
| 3039 | {
|
|---|
| 3040 | KSIZE iVar = 0;
|
|---|
| 3041 | char *pszEnv;
|
|---|
| 3042 | while ((pszEnv = pSandbox->papszEnvVars[iVar]) != NULL)
|
|---|
| 3043 | {
|
|---|
| 3044 | if ( _strnicmp(pszEnv, pchVar, cchVar) == 0
|
|---|
| 3045 | && pszEnv[cchVar] == '=')
|
|---|
| 3046 | {
|
|---|
| 3047 | KSIZE cVars = iVar;
|
|---|
| 3048 | while (pSandbox->papszEnvVars[cVars])
|
|---|
| 3049 | cVars++;
|
|---|
| 3050 | kHlpAssert(pSandbox->papwszEnvVars[iVar] != NULL);
|
|---|
| 3051 | kHlpAssert(pSandbox->papwszEnvVars[cVars] == NULL);
|
|---|
| 3052 |
|
|---|
| 3053 | KW_LOG(("kwSandboxDoUnsetEnvA: Removing iVar=%d: %p='%s' and %p='%ls'; new cVars=%d\n", iVar,
|
|---|
| 3054 | pSandbox->papszEnvVars[iVar], pSandbox->papszEnvVars[iVar],
|
|---|
| 3055 | pSandbox->papwszEnvVars[iVar], pSandbox->papwszEnvVars[iVar], cVars - 1));
|
|---|
| 3056 |
|
|---|
| 3057 | kHlpFree(pSandbox->papszEnvVars[iVar]);
|
|---|
| 3058 | pSandbox->papszEnvVars[iVar] = pSandbox->papszEnvVars[cVars];
|
|---|
| 3059 | pSandbox->environ[iVar] = pSandbox->papszEnvVars[cVars];
|
|---|
| 3060 | pSandbox->papszEnvVars[cVars] = NULL;
|
|---|
| 3061 | pSandbox->environ[cVars] = NULL;
|
|---|
| 3062 |
|
|---|
| 3063 | kHlpFree(pSandbox->papwszEnvVars[iVar]);
|
|---|
| 3064 | pSandbox->papwszEnvVars[iVar] = pSandbox->papwszEnvVars[cVars];
|
|---|
| 3065 | pSandbox->wenviron[iVar] = pSandbox->papwszEnvVars[cVars];
|
|---|
| 3066 | pSandbox->papwszEnvVars[cVars] = NULL;
|
|---|
| 3067 | pSandbox->wenviron[cVars] = NULL;
|
|---|
| 3068 | return 0;
|
|---|
| 3069 | }
|
|---|
| 3070 | iVar++;
|
|---|
| 3071 | }
|
|---|
| 3072 | return KERR_ENVVAR_NOT_FOUND;
|
|---|
| 3073 | }
|
|---|
| 3074 |
|
|---|
| 3075 |
|
|---|
| 3076 | /** UTF-16 unsetenv worker. */
|
|---|
| 3077 | static int kwSandboxDoUnsetEnvW(PKWSANDBOX pSandbox, const wchar_t *pwcVar, KSIZE cwcVar)
|
|---|
| 3078 | {
|
|---|
| 3079 | KSIZE iVar = 0;
|
|---|
| 3080 | wchar_t *pwszEnv;
|
|---|
| 3081 | while ((pwszEnv = pSandbox->papwszEnvVars[iVar]) != NULL)
|
|---|
| 3082 | {
|
|---|
| 3083 | if ( _wcsnicmp(pwszEnv, pwcVar, cwcVar) == 0
|
|---|
| 3084 | && pwszEnv[cwcVar] == '=')
|
|---|
| 3085 | {
|
|---|
| 3086 | KSIZE cVars = iVar;
|
|---|
| 3087 | while (pSandbox->papwszEnvVars[cVars])
|
|---|
| 3088 | cVars++;
|
|---|
| 3089 | kHlpAssert(pSandbox->papszEnvVars[iVar] != NULL);
|
|---|
| 3090 | kHlpAssert(pSandbox->papszEnvVars[cVars] == NULL);
|
|---|
| 3091 |
|
|---|
| 3092 | KW_LOG(("kwSandboxDoUnsetEnvA: Removing iVar=%d: %p='%s' and %p='%ls'; new cVars=%d\n", iVar,
|
|---|
| 3093 | pSandbox->papszEnvVars[iVar], pSandbox->papszEnvVars[iVar],
|
|---|
| 3094 | pSandbox->papwszEnvVars[iVar], pSandbox->papwszEnvVars[iVar], cVars - 1));
|
|---|
| 3095 |
|
|---|
| 3096 | kHlpFree(pSandbox->papszEnvVars[iVar]);
|
|---|
| 3097 | pSandbox->papszEnvVars[iVar] = pSandbox->papszEnvVars[cVars];
|
|---|
| 3098 | pSandbox->environ[iVar] = pSandbox->papszEnvVars[cVars];
|
|---|
| 3099 | pSandbox->papszEnvVars[cVars] = NULL;
|
|---|
| 3100 | pSandbox->environ[cVars] = NULL;
|
|---|
| 3101 |
|
|---|
| 3102 | kHlpFree(pSandbox->papwszEnvVars[iVar]);
|
|---|
| 3103 | pSandbox->papwszEnvVars[iVar] = pSandbox->papwszEnvVars[cVars];
|
|---|
| 3104 | pSandbox->wenviron[iVar] = pSandbox->papwszEnvVars[cVars];
|
|---|
| 3105 | pSandbox->papwszEnvVars[cVars] = NULL;
|
|---|
| 3106 | pSandbox->wenviron[cVars] = NULL;
|
|---|
| 3107 | return 0;
|
|---|
| 3108 | }
|
|---|
| 3109 | iVar++;
|
|---|
| 3110 | }
|
|---|
| 3111 | return KERR_ENVVAR_NOT_FOUND;
|
|---|
| 3112 | }
|
|---|
| 3113 |
|
|---|
| 3114 |
|
|---|
| 3115 |
|
|---|
| 3116 | /** ANSI getenv worker. */
|
|---|
| 3117 | static char *kwSandboxDoGetEnvA(PKWSANDBOX pSandbox, const char *pchVar, KSIZE cchVar)
|
|---|
| 3118 | {
|
|---|
| 3119 | KSIZE iVar = 0;
|
|---|
| 3120 | char *pszEnv;
|
|---|
| 3121 | while ((pszEnv = pSandbox->papszEnvVars[iVar++]) != NULL)
|
|---|
| 3122 | if ( _strnicmp(pszEnv, pchVar, cchVar) == 0
|
|---|
| 3123 | && pszEnv[cchVar] == '=')
|
|---|
| 3124 | return &pszEnv[cchVar + 1];
|
|---|
| 3125 | return NULL;
|
|---|
| 3126 | }
|
|---|
| 3127 |
|
|---|
| 3128 |
|
|---|
| 3129 | /** UTF-16 getenv worker. */
|
|---|
| 3130 | static wchar_t *kwSandboxDoGetEnvW(PKWSANDBOX pSandbox, const wchar_t *pwcVar, KSIZE cwcVar)
|
|---|
| 3131 | {
|
|---|
| 3132 | KSIZE iVar = 0;
|
|---|
| 3133 | wchar_t *pwszEnv;
|
|---|
| 3134 | while ((pwszEnv = pSandbox->papwszEnvVars[iVar++]) != NULL)
|
|---|
| 3135 | if ( _wcsnicmp(pwszEnv, pwcVar, cwcVar) == 0
|
|---|
| 3136 | && pwszEnv[cwcVar] == '=')
|
|---|
| 3137 | return &pwszEnv[cwcVar + 1];
|
|---|
| 3138 | return NULL;
|
|---|
| 3139 | }
|
|---|
| 3140 |
|
|---|
| 3141 |
|
|---|
| 3142 | /** Kernel32 - GetEnvironmentVariableA() */
|
|---|
| 3143 | static DWORD WINAPI kwSandbox_Kernel32_GetEnvironmentVariableA(LPCSTR pszVar, LPSTR pszValue, DWORD cbValue)
|
|---|
| 3144 | {
|
|---|
| 3145 | char *pszFoundValue = kwSandboxDoGetEnvA(&g_Sandbox, pszVar, kHlpStrLen(pszVar));
|
|---|
| 3146 | if (pszFoundValue)
|
|---|
| 3147 | {
|
|---|
| 3148 | DWORD cchRet = kwStrCopyStyle1(pszFoundValue, pszValue, cbValue);
|
|---|
| 3149 | KW_LOG(("GetEnvironmentVariableA: '%s' -> %u (%s)\n", pszVar, cchRet, pszFoundValue));
|
|---|
| 3150 | return cchRet;
|
|---|
| 3151 | }
|
|---|
| 3152 | KW_LOG(("GetEnvironmentVariableA: '%s' -> 0\n", pszVar));
|
|---|
| 3153 | SetLastError(ERROR_ENVVAR_NOT_FOUND);
|
|---|
| 3154 | return 0;
|
|---|
| 3155 | }
|
|---|
| 3156 |
|
|---|
| 3157 |
|
|---|
| 3158 | /** Kernel32 - GetEnvironmentVariableW() */
|
|---|
| 3159 | static DWORD WINAPI kwSandbox_Kernel32_GetEnvironmentVariableW(LPCWSTR pwszVar, LPWSTR pwszValue, DWORD cwcValue)
|
|---|
| 3160 | {
|
|---|
| 3161 | wchar_t *pwszFoundValue = kwSandboxDoGetEnvW(&g_Sandbox, pwszVar, kwUtf16Len(pwszVar));
|
|---|
| 3162 | if (pwszFoundValue)
|
|---|
| 3163 | {
|
|---|
| 3164 | DWORD cchRet = kwUtf16CopyStyle1(pwszFoundValue, pwszValue, cwcValue);
|
|---|
| 3165 | KW_LOG(("GetEnvironmentVariableW: '%ls' -> %u (%ls)\n", pwszVar, cchRet, pwszFoundValue));
|
|---|
| 3166 | return cchRet;
|
|---|
| 3167 | }
|
|---|
| 3168 | KW_LOG(("GetEnvironmentVariableW: '%ls' -> 0\n", pwszVar));
|
|---|
| 3169 | SetLastError(ERROR_ENVVAR_NOT_FOUND);
|
|---|
| 3170 | return 0;
|
|---|
| 3171 | }
|
|---|
| 3172 |
|
|---|
| 3173 |
|
|---|
| 3174 | /** Kernel32 - SetEnvironmentVariableA() */
|
|---|
| 3175 | static BOOL WINAPI kwSandbox_Kernel32_SetEnvironmentVariableA(LPCSTR pszVar, LPCSTR pszValue)
|
|---|
| 3176 | {
|
|---|
| 3177 | int rc;
|
|---|
| 3178 | if (pszValue)
|
|---|
| 3179 | rc = kwSandboxDoSetEnvA(&g_Sandbox, pszVar, kHlpStrLen(pszVar), pszValue);
|
|---|
| 3180 | else
|
|---|
| 3181 | {
|
|---|
| 3182 | kwSandboxDoUnsetEnvA(&g_Sandbox, pszVar, kHlpStrLen(pszVar));
|
|---|
| 3183 | rc = 0; //??
|
|---|
| 3184 | }
|
|---|
| 3185 | if (rc == 0)
|
|---|
| 3186 | {
|
|---|
| 3187 | KW_LOG(("SetEnvironmentVariableA(%s,%s) -> TRUE\n", pszVar, pszValue));
|
|---|
| 3188 | return TRUE;
|
|---|
| 3189 | }
|
|---|
| 3190 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 3191 | KW_LOG(("SetEnvironmentVariableA(%s,%s) -> FALSE!\n", pszVar, pszValue));
|
|---|
| 3192 | return FALSE;
|
|---|
| 3193 | }
|
|---|
| 3194 |
|
|---|
| 3195 |
|
|---|
| 3196 | /** Kernel32 - SetEnvironmentVariableW() */
|
|---|
| 3197 | static BOOL WINAPI kwSandbox_Kernel32_SetEnvironmentVariableW(LPCWSTR pwszVar, LPCWSTR pwszValue)
|
|---|
| 3198 | {
|
|---|
| 3199 | int rc;
|
|---|
| 3200 | if (pwszValue)
|
|---|
| 3201 | rc = kwSandboxDoSetEnvW(&g_Sandbox, pwszVar, kwUtf16Len(pwszVar), pwszValue);
|
|---|
| 3202 | else
|
|---|
| 3203 | {
|
|---|
| 3204 | kwSandboxDoUnsetEnvW(&g_Sandbox, pwszVar, kwUtf16Len(pwszVar));
|
|---|
| 3205 | rc = 0; //??
|
|---|
| 3206 | }
|
|---|
| 3207 | if (rc == 0)
|
|---|
| 3208 | {
|
|---|
| 3209 | KW_LOG(("SetEnvironmentVariableA(%ls,%ls) -> TRUE\n", pwszVar, pwszValue));
|
|---|
| 3210 | return TRUE;
|
|---|
| 3211 | }
|
|---|
| 3212 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 3213 | KW_LOG(("SetEnvironmentVariableA(%ls,%ls) -> FALSE!\n", pwszVar, pwszValue));
|
|---|
| 3214 | return FALSE;
|
|---|
| 3215 | }
|
|---|
| 3216 |
|
|---|
| 3217 |
|
|---|
| 3218 | /** Kernel32 - ExpandEnvironmentStringsA() */
|
|---|
| 3219 | static DWORD WINAPI kwSandbox_Kernel32_ExpandEnvironmentStringsA(LPCSTR pszSrc, LPSTR pwszDst, DWORD cbDst)
|
|---|
| 3220 | {
|
|---|
| 3221 | KWFS_TODO();
|
|---|
| 3222 | return 0;
|
|---|
| 3223 | }
|
|---|
| 3224 |
|
|---|
| 3225 |
|
|---|
| 3226 | /** Kernel32 - ExpandEnvironmentStringsW() */
|
|---|
| 3227 | static DWORD WINAPI kwSandbox_Kernel32_ExpandEnvironmentStringsW(LPCWSTR pwszSrc, LPWSTR pwszDst, DWORD cbDst)
|
|---|
| 3228 | {
|
|---|
| 3229 | KWFS_TODO();
|
|---|
| 3230 | return 0;
|
|---|
| 3231 | }
|
|---|
| 3232 |
|
|---|
| 3233 |
|
|---|
| 3234 | /** CRT - _putenv(). */
|
|---|
| 3235 | static int __cdecl kwSandbox_msvcrt__putenv(const char *pszVarEqualValue)
|
|---|
| 3236 | {
|
|---|
| 3237 | int rc;
|
|---|
| 3238 | char const *pszEqual = kHlpStrChr(pszVarEqualValue, '=');
|
|---|
| 3239 | if (pszEqual)
|
|---|
| 3240 | {
|
|---|
| 3241 | rc = kwSandboxDoSetEnvA(&g_Sandbox, pszVarEqualValue, pszEqual - pszVarEqualValue, pszEqual + 1);
|
|---|
| 3242 | if (rc == 0)
|
|---|
| 3243 | { }
|
|---|
| 3244 | else
|
|---|
| 3245 | rc = -1;
|
|---|
| 3246 | }
|
|---|
| 3247 | else
|
|---|
| 3248 | {
|
|---|
| 3249 | kwSandboxDoUnsetEnvA(&g_Sandbox, pszVarEqualValue, kHlpStrLen(pszVarEqualValue));
|
|---|
| 3250 | rc = 0;
|
|---|
| 3251 | }
|
|---|
| 3252 | KW_LOG(("_putenv(%s) -> %d\n", pszVarEqualValue, rc));
|
|---|
| 3253 | return rc;
|
|---|
| 3254 | }
|
|---|
| 3255 |
|
|---|
| 3256 |
|
|---|
| 3257 | /** CRT - _wputenv(). */
|
|---|
| 3258 | static int __cdecl kwSandbox_msvcrt__wputenv(const wchar_t *pwszVarEqualValue)
|
|---|
| 3259 | {
|
|---|
| 3260 | int rc;
|
|---|
| 3261 | wchar_t const *pwszEqual = wcschr(pwszVarEqualValue, '=');
|
|---|
| 3262 | if (pwszEqual)
|
|---|
| 3263 | {
|
|---|
| 3264 | rc = kwSandboxDoSetEnvW(&g_Sandbox, pwszVarEqualValue, pwszEqual - pwszVarEqualValue, pwszEqual + 1);
|
|---|
| 3265 | if (rc == 0)
|
|---|
| 3266 | { }
|
|---|
| 3267 | else
|
|---|
| 3268 | rc = -1;
|
|---|
| 3269 | }
|
|---|
| 3270 | else
|
|---|
| 3271 | {
|
|---|
| 3272 | kwSandboxDoUnsetEnvW(&g_Sandbox, pwszVarEqualValue, kwUtf16Len(pwszVarEqualValue));
|
|---|
| 3273 | rc = 0;
|
|---|
| 3274 | }
|
|---|
| 3275 | KW_LOG(("_wputenv(%ls) -> %d\n", pwszVarEqualValue, rc));
|
|---|
| 3276 | return rc;
|
|---|
| 3277 | }
|
|---|
| 3278 |
|
|---|
| 3279 |
|
|---|
| 3280 | /** CRT - _putenv_s(). */
|
|---|
| 3281 | static errno_t __cdecl kwSandbox_msvcrt__putenv_s(const char *pszVar, const char *pszValue)
|
|---|
| 3282 | {
|
|---|
| 3283 | char const *pszEqual = kHlpStrChr(pszVar, '=');
|
|---|
| 3284 | if (pszEqual == NULL)
|
|---|
| 3285 | {
|
|---|
| 3286 | if (pszValue)
|
|---|
| 3287 | {
|
|---|
| 3288 | int rc = kwSandboxDoSetEnvA(&g_Sandbox, pszVar, kHlpStrLen(pszVar), pszValue);
|
|---|
| 3289 | if (rc == 0)
|
|---|
| 3290 | {
|
|---|
| 3291 | KW_LOG(("_putenv_s(%s,%s) -> 0\n", pszVar, pszValue));
|
|---|
| 3292 | return 0;
|
|---|
| 3293 | }
|
|---|
| 3294 | }
|
|---|
| 3295 | else
|
|---|
| 3296 | {
|
|---|
| 3297 | kwSandboxDoUnsetEnvA(&g_Sandbox, pszVar, kHlpStrLen(pszVar));
|
|---|
| 3298 | KW_LOG(("_putenv_s(%ls,NULL) -> 0\n", pszVar));
|
|---|
| 3299 | return 0;
|
|---|
| 3300 | }
|
|---|
| 3301 | KW_LOG(("_putenv_s(%s,%s) -> ENOMEM\n", pszVar, pszValue));
|
|---|
| 3302 | return ENOMEM;
|
|---|
| 3303 | }
|
|---|
| 3304 | KW_LOG(("_putenv_s(%s,%s) -> EINVAL\n", pszVar, pszValue));
|
|---|
| 3305 | return EINVAL;
|
|---|
| 3306 | }
|
|---|
| 3307 |
|
|---|
| 3308 |
|
|---|
| 3309 | /** CRT - _wputenv_s(). */
|
|---|
| 3310 | static errno_t __cdecl kwSandbox_msvcrt__wputenv_s(const wchar_t *pwszVar, const wchar_t *pwszValue)
|
|---|
| 3311 | {
|
|---|
| 3312 | wchar_t const *pwszEqual = wcschr(pwszVar, '=');
|
|---|
| 3313 | if (pwszEqual == NULL)
|
|---|
| 3314 | {
|
|---|
| 3315 | if (pwszValue)
|
|---|
| 3316 | {
|
|---|
| 3317 | int rc = kwSandboxDoSetEnvW(&g_Sandbox, pwszVar, kwUtf16Len(pwszVar), pwszValue);
|
|---|
| 3318 | if (rc == 0)
|
|---|
| 3319 | {
|
|---|
| 3320 | KW_LOG(("_wputenv_s(%ls,%ls) -> 0\n", pwszVar, pwszValue));
|
|---|
| 3321 | return 0;
|
|---|
| 3322 | }
|
|---|
| 3323 | }
|
|---|
| 3324 | else
|
|---|
| 3325 | {
|
|---|
| 3326 | kwSandboxDoUnsetEnvW(&g_Sandbox, pwszVar, kwUtf16Len(pwszVar));
|
|---|
| 3327 | KW_LOG(("_wputenv_s(%ls,NULL) -> 0\n", pwszVar));
|
|---|
| 3328 | return 0;
|
|---|
| 3329 | }
|
|---|
| 3330 | KW_LOG(("_wputenv_s(%ls,%ls) -> ENOMEM\n", pwszVar, pwszValue));
|
|---|
| 3331 | return ENOMEM;
|
|---|
| 3332 | }
|
|---|
| 3333 | KW_LOG(("_wputenv_s(%ls,%ls) -> EINVAL\n", pwszVar, pwszValue));
|
|---|
| 3334 | return EINVAL;
|
|---|
| 3335 | }
|
|---|
| 3336 |
|
|---|
| 3337 |
|
|---|
| 3338 | /** CRT - get pointer to the __initenv variable (initial environment). */
|
|---|
| 3339 | static char *** __cdecl kwSandbox_msvcrt___p___initenv(void)
|
|---|
| 3340 | {
|
|---|
| 3341 | KW_LOG(("__p___initenv\n"));
|
|---|
| 3342 | KWFS_TODO();
|
|---|
| 3343 | return &g_Sandbox.initenv;
|
|---|
| 3344 | }
|
|---|
| 3345 |
|
|---|
| 3346 |
|
|---|
| 3347 | /** CRT - get pointer to the __winitenv variable (initial environment). */
|
|---|
| 3348 | static wchar_t *** __cdecl kwSandbox_msvcrt___p___winitenv(void)
|
|---|
| 3349 | {
|
|---|
| 3350 | KW_LOG(("__p___winitenv\n"));
|
|---|
| 3351 | KWFS_TODO();
|
|---|
| 3352 | return &g_Sandbox.winitenv;
|
|---|
| 3353 | }
|
|---|
| 3354 |
|
|---|
| 3355 |
|
|---|
| 3356 | /** CRT - get pointer to the _environ variable (current environment). */
|
|---|
| 3357 | static char *** __cdecl kwSandbox_msvcrt___p__environ(void)
|
|---|
| 3358 | {
|
|---|
| 3359 | KW_LOG(("__p__environ\n"));
|
|---|
| 3360 | return &g_Sandbox.environ;
|
|---|
| 3361 | }
|
|---|
| 3362 |
|
|---|
| 3363 |
|
|---|
| 3364 | /** CRT - get pointer to the _wenviron variable (current environment). */
|
|---|
| 3365 | static wchar_t *** __cdecl kwSandbox_msvcrt___p__wenviron(void)
|
|---|
| 3366 | {
|
|---|
| 3367 | KW_LOG(("__p__wenviron\n"));
|
|---|
| 3368 | return &g_Sandbox.wenviron;
|
|---|
| 3369 | }
|
|---|
| 3370 |
|
|---|
| 3371 |
|
|---|
| 3372 | /** CRT - get the _environ variable (current environment).
|
|---|
| 3373 | * @remarks Not documented or prototyped? */
|
|---|
| 3374 | static KUPTR /*void*/ __cdecl kwSandbox_msvcrt__get_environ(char ***ppapszEnviron)
|
|---|
| 3375 | {
|
|---|
| 3376 | KWFS_TODO(); /** @todo check the callers expectations! */
|
|---|
| 3377 | *ppapszEnviron = g_Sandbox.environ;
|
|---|
| 3378 | return 0;
|
|---|
| 3379 | }
|
|---|
| 3380 |
|
|---|
| 3381 |
|
|---|
| 3382 | /** CRT - get the _wenviron variable (current environment).
|
|---|
| 3383 | * @remarks Not documented or prototyped? */
|
|---|
| 3384 | static KUPTR /*void*/ __cdecl kwSandbox_msvcrt__get_wenviron(wchar_t ***ppapwszEnviron)
|
|---|
| 3385 | {
|
|---|
| 3386 | KWFS_TODO(); /** @todo check the callers expectations! */
|
|---|
| 3387 | *ppapwszEnviron = g_Sandbox.wenviron;
|
|---|
| 3388 | return 0;
|
|---|
| 3389 | }
|
|---|
| 3390 |
|
|---|
| 3391 |
|
|---|
| 3392 |
|
|---|
| 3393 | /*
|
|---|
| 3394 | *
|
|---|
| 3395 | * Loader related APIs
|
|---|
| 3396 | * Loader related APIs
|
|---|
| 3397 | * Loader related APIs
|
|---|
| 3398 | *
|
|---|
| 3399 | */
|
|---|
| 3400 |
|
|---|
| 3401 | /**
|
|---|
| 3402 | * Kernel32 - LoadLibraryExA() worker that loads resource files and such.
|
|---|
| 3403 | */
|
|---|
| 3404 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryExA_Resource(PKWDYNLOAD pDynLoad, DWORD fFlags)
|
|---|
| 3405 | {
|
|---|
| 3406 | /* Load it first. */
|
|---|
| 3407 | HMODULE hmod = LoadLibraryExA(pDynLoad->szRequest, NULL /*hFile*/, fFlags);
|
|---|
| 3408 | if (hmod)
|
|---|
| 3409 | {
|
|---|
| 3410 | pDynLoad->hmod = hmod;
|
|---|
| 3411 | pDynLoad->pMod = NULL; /* indicates special */
|
|---|
| 3412 |
|
|---|
| 3413 | pDynLoad->pNext = g_Sandbox.pTool->u.Sandboxed.pDynLoadHead;
|
|---|
| 3414 | g_Sandbox.pTool->u.Sandboxed.pDynLoadHead = pDynLoad;
|
|---|
| 3415 | KW_LOG(("LoadLibraryExA(%s,,[resource]) -> %p\n", pDynLoad->szRequest, pDynLoad->hmod));
|
|---|
| 3416 | }
|
|---|
| 3417 | else
|
|---|
| 3418 | kHlpFree(pDynLoad);
|
|---|
| 3419 | return hmod;
|
|---|
| 3420 | }
|
|---|
| 3421 |
|
|---|
| 3422 |
|
|---|
| 3423 | /**
|
|---|
| 3424 | * Kernel32 - LoadLibraryExA() worker that deals with the api-ms-xxx modules.
|
|---|
| 3425 | */
|
|---|
| 3426 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryExA_VirtualApiModule(PKWDYNLOAD pDynLoad, DWORD fFlags)
|
|---|
| 3427 | {
|
|---|
| 3428 | HMODULE hmod;
|
|---|
| 3429 | PKWMODULE pMod;
|
|---|
| 3430 | KU32 uHashPath;
|
|---|
| 3431 | KSIZE idxHash;
|
|---|
| 3432 | char szNormPath[256];
|
|---|
| 3433 | KSIZE cbFilename = kHlpStrLen(pDynLoad->szRequest) + 1;
|
|---|
| 3434 |
|
|---|
| 3435 | /*
|
|---|
| 3436 | * Lower case it.
|
|---|
| 3437 | */
|
|---|
| 3438 | if (cbFilename <= sizeof(szNormPath))
|
|---|
| 3439 | {
|
|---|
| 3440 | kHlpMemCopy(szNormPath, pDynLoad->szRequest, cbFilename);
|
|---|
| 3441 | _strlwr(szNormPath);
|
|---|
| 3442 | }
|
|---|
| 3443 | else
|
|---|
| 3444 | {
|
|---|
| 3445 | SetLastError(ERROR_FILENAME_EXCED_RANGE);
|
|---|
| 3446 | return NULL;
|
|---|
| 3447 | }
|
|---|
| 3448 |
|
|---|
| 3449 | /*
|
|---|
| 3450 | * Check if it has already been loaded so we don't create an unnecessary
|
|---|
| 3451 | * loader module for it.
|
|---|
| 3452 | */
|
|---|
| 3453 | uHashPath = kwStrHash(szNormPath);
|
|---|
| 3454 | idxHash = uHashPath % K_ELEMENTS(g_apModules);
|
|---|
| 3455 | pMod = g_apModules[idxHash];
|
|---|
| 3456 | if (pMod)
|
|---|
| 3457 | {
|
|---|
| 3458 | do
|
|---|
| 3459 | {
|
|---|
| 3460 | if ( pMod->uHashPath == uHashPath
|
|---|
| 3461 | && kHlpStrComp(pMod->pszPath, szNormPath) == 0)
|
|---|
| 3462 | {
|
|---|
| 3463 | pDynLoad->pMod = kwLdrModuleRetain(pMod);
|
|---|
| 3464 | pDynLoad->hmod = pMod->hOurMod;
|
|---|
| 3465 |
|
|---|
| 3466 | pDynLoad->pNext = g_Sandbox.pTool->u.Sandboxed.pDynLoadHead;
|
|---|
| 3467 | g_Sandbox.pTool->u.Sandboxed.pDynLoadHead = pDynLoad;
|
|---|
| 3468 | KW_LOG(("LoadLibraryExA(%s,,) -> %p [already loaded]\n", pDynLoad->szRequest, pDynLoad->hmod));
|
|---|
| 3469 | return pDynLoad->hmod;
|
|---|
| 3470 | }
|
|---|
| 3471 | pMod = pMod->pNext;
|
|---|
| 3472 | } while (pMod);
|
|---|
| 3473 | }
|
|---|
| 3474 |
|
|---|
| 3475 |
|
|---|
| 3476 | /*
|
|---|
| 3477 | * Try load it and make a kLdr module for it.
|
|---|
| 3478 | */
|
|---|
| 3479 | hmod = LoadLibraryExA(szNormPath, NULL /*hFile*/, fFlags);
|
|---|
| 3480 | if (hmod)
|
|---|
| 3481 | {
|
|---|
| 3482 | PKLDRMOD pLdrMod;
|
|---|
| 3483 | int rc = kLdrModOpenNativeByHandle((KUPTR)hmod, &pLdrMod);
|
|---|
| 3484 | if (rc == 0)
|
|---|
| 3485 | {
|
|---|
| 3486 | PKWMODULE pMod = kwLdrModuleCreateForNativekLdrModule(pLdrMod, szNormPath, cbFilename, uHashPath,
|
|---|
| 3487 | K_FALSE /*fDoReplacements*/);
|
|---|
| 3488 | if (pMod)
|
|---|
| 3489 | {
|
|---|
| 3490 | kwToolAddModuleAndImports(g_Sandbox.pTool, pMod);
|
|---|
| 3491 |
|
|---|
| 3492 | pDynLoad = (PKWDYNLOAD)kHlpAlloc(sizeof(*pDynLoad) + cbFilename + cbFilename * sizeof(wchar_t));
|
|---|
| 3493 | if (pDynLoad)
|
|---|
| 3494 | {
|
|---|
| 3495 | pDynLoad->pMod = pMod;
|
|---|
| 3496 | pDynLoad->hmod = hmod;
|
|---|
| 3497 |
|
|---|
| 3498 | pDynLoad->pNext = g_Sandbox.pTool->u.Sandboxed.pDynLoadHead;
|
|---|
| 3499 | g_Sandbox.pTool->u.Sandboxed.pDynLoadHead = pDynLoad;
|
|---|
| 3500 | KW_LOG(("LoadLibraryExA(%s,,) -> %p\n", pDynLoad->szRequest, pDynLoad->hmod));
|
|---|
| 3501 | return hmod;
|
|---|
| 3502 | }
|
|---|
| 3503 |
|
|---|
| 3504 | KWFS_TODO();
|
|---|
| 3505 | }
|
|---|
| 3506 | else
|
|---|
| 3507 | KWFS_TODO();
|
|---|
| 3508 | }
|
|---|
| 3509 | else
|
|---|
| 3510 | KWFS_TODO();
|
|---|
| 3511 | }
|
|---|
| 3512 | kHlpFree(pDynLoad);
|
|---|
| 3513 | return hmod;
|
|---|
| 3514 | }
|
|---|
| 3515 |
|
|---|
| 3516 |
|
|---|
| 3517 | /** Kernel32 - LoadLibraryExA() */
|
|---|
| 3518 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryExA(LPCSTR pszFilename, HANDLE hFile, DWORD fFlags)
|
|---|
| 3519 | {
|
|---|
| 3520 | KSIZE cchFilename = kHlpStrLen(pszFilename);
|
|---|
| 3521 | PKWDYNLOAD pDynLoad;
|
|---|
| 3522 | PKWMODULE pMod;
|
|---|
| 3523 | int rc;
|
|---|
| 3524 |
|
|---|
| 3525 | /*
|
|---|
| 3526 | * Deal with a couple of extremely unlikely special cases right away.
|
|---|
| 3527 | */
|
|---|
| 3528 | if ( !(fFlags & LOAD_LIBRARY_AS_DATAFILE_EXCLUSIVE)
|
|---|
| 3529 | && (hFile == NULL || hFile == INVALID_HANDLE_VALUE) )
|
|---|
| 3530 | { /* likely */ }
|
|---|
| 3531 | else
|
|---|
| 3532 | {
|
|---|
| 3533 | KWFS_TODO();
|
|---|
| 3534 | return LoadLibraryExA(pszFilename, hFile, fFlags);
|
|---|
| 3535 | }
|
|---|
| 3536 |
|
|---|
| 3537 | /*
|
|---|
| 3538 | * Check if we've already got a dynload entry for this one.
|
|---|
| 3539 | */
|
|---|
| 3540 | for (pDynLoad = g_Sandbox.pTool->u.Sandboxed.pDynLoadHead; pDynLoad; pDynLoad = pDynLoad->pNext)
|
|---|
| 3541 | if ( pDynLoad->cchRequest == cchFilename
|
|---|
| 3542 | && kHlpMemComp(pDynLoad->szRequest, pszFilename, cchFilename) == 0)
|
|---|
| 3543 | {
|
|---|
| 3544 | if (pDynLoad->pMod)
|
|---|
| 3545 | rc = kwLdrModuleInitTree(pDynLoad->pMod);
|
|---|
| 3546 | else
|
|---|
| 3547 | rc = 0;
|
|---|
| 3548 | if (rc == 0)
|
|---|
| 3549 | {
|
|---|
| 3550 | KW_LOG(("LoadLibraryExA(%s,,) -> %p [cached]\n", pszFilename, pDynLoad->hmod));
|
|---|
| 3551 | return pDynLoad->hmod;
|
|---|
| 3552 | }
|
|---|
| 3553 | SetLastError(ERROR_DLL_INIT_FAILED);
|
|---|
| 3554 | return NULL;
|
|---|
| 3555 | }
|
|---|
| 3556 |
|
|---|
| 3557 | /*
|
|---|
| 3558 | * Allocate a dynload entry for the request.
|
|---|
| 3559 | */
|
|---|
| 3560 | pDynLoad = (PKWDYNLOAD)kHlpAlloc(sizeof(*pDynLoad) + cchFilename + 1);
|
|---|
| 3561 | if (pDynLoad)
|
|---|
| 3562 | {
|
|---|
| 3563 | pDynLoad->cchRequest = cchFilename;
|
|---|
| 3564 | kHlpMemCopy(pDynLoad->szRequest, pszFilename, cchFilename + 1);
|
|---|
| 3565 | }
|
|---|
| 3566 | else
|
|---|
| 3567 | {
|
|---|
| 3568 | KW_LOG(("LoadLibraryExA: Out of memory!\n"));
|
|---|
| 3569 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 3570 | return NULL;
|
|---|
| 3571 | }
|
|---|
| 3572 |
|
|---|
| 3573 | /*
|
|---|
| 3574 | * Deal with resource / data DLLs.
|
|---|
| 3575 | */
|
|---|
| 3576 | if (fFlags & ( DONT_RESOLVE_DLL_REFERENCES
|
|---|
| 3577 | | LOAD_LIBRARY_AS_DATAFILE
|
|---|
| 3578 | | LOAD_LIBRARY_AS_IMAGE_RESOURCE) )
|
|---|
| 3579 | return kwSandbox_Kernel32_LoadLibraryExA_Resource(pDynLoad, fFlags);
|
|---|
| 3580 |
|
|---|
| 3581 | /*
|
|---|
| 3582 | * Special case: api-ms-win-core-synch-l1-2-0 and friends (32-bit yasm, built with VS2015).
|
|---|
| 3583 | */
|
|---|
| 3584 | if ( strnicmp(pszFilename, TUPLE("api-ms-")) == 0
|
|---|
| 3585 | && kHlpIsFilenameOnly(pszFilename))
|
|---|
| 3586 | return kwSandbox_Kernel32_LoadLibraryExA_VirtualApiModule(pDynLoad, fFlags);
|
|---|
| 3587 |
|
|---|
| 3588 | /*
|
|---|
| 3589 | * Normal library loading.
|
|---|
| 3590 | * We start by being very lazy and reusing the code for resolving imports.
|
|---|
| 3591 | */
|
|---|
| 3592 | if (!kHlpIsFilenameOnly(pszFilename))
|
|---|
| 3593 | pMod = kwLdrModuleTryLoadDll(pszFilename, KWLOCATION_UNKNOWN, g_Sandbox.pTool->u.Sandboxed.pExe);
|
|---|
| 3594 | else
|
|---|
| 3595 | {
|
|---|
| 3596 | rc = kwLdrModuleResolveAndLookup(pszFilename, g_Sandbox.pTool->u.Sandboxed.pExe, NULL /*pImporter*/, &pMod);
|
|---|
| 3597 | if (rc != 0)
|
|---|
| 3598 | pMod = NULL;
|
|---|
| 3599 | }
|
|---|
| 3600 | if (pMod)
|
|---|
| 3601 | {
|
|---|
| 3602 | /* Enter it into the tool module table and dynamic link request cache. */
|
|---|
| 3603 | kwToolAddModuleAndImports(g_Sandbox.pTool, pMod);
|
|---|
| 3604 |
|
|---|
| 3605 | pDynLoad->pMod = pMod;
|
|---|
| 3606 | pDynLoad->hmod = pMod->hOurMod;
|
|---|
| 3607 |
|
|---|
| 3608 | pDynLoad->pNext = g_Sandbox.pTool->u.Sandboxed.pDynLoadHead;
|
|---|
| 3609 | g_Sandbox.pTool->u.Sandboxed.pDynLoadHead = pDynLoad;
|
|---|
| 3610 |
|
|---|
| 3611 | /*
|
|---|
| 3612 | * Make sure it's initialized (need to link it first since DllMain may
|
|---|
| 3613 | * use loader APIs).
|
|---|
| 3614 | */
|
|---|
| 3615 | rc = kwLdrModuleInitTree(pMod);
|
|---|
| 3616 | if (rc == 0)
|
|---|
| 3617 | {
|
|---|
| 3618 | KW_LOG(("LoadLibraryExA(%s,,) -> %p\n", pszFilename, pDynLoad->hmod));
|
|---|
| 3619 | return pDynLoad->hmod;
|
|---|
| 3620 | }
|
|---|
| 3621 |
|
|---|
| 3622 | SetLastError(ERROR_DLL_INIT_FAILED);
|
|---|
| 3623 | }
|
|---|
| 3624 | else
|
|---|
| 3625 | {
|
|---|
| 3626 | KWFS_TODO();
|
|---|
| 3627 | kHlpFree(pDynLoad);
|
|---|
| 3628 | SetLastError(ERROR_MOD_NOT_FOUND);
|
|---|
| 3629 | }
|
|---|
| 3630 | return NULL;
|
|---|
| 3631 | }
|
|---|
| 3632 |
|
|---|
| 3633 |
|
|---|
| 3634 | /** Kernel32 - LoadLibraryExW() */
|
|---|
| 3635 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryExW(LPCWSTR pwszFilename, HANDLE hFile, DWORD fFlags)
|
|---|
| 3636 | {
|
|---|
| 3637 | char szTmp[4096];
|
|---|
| 3638 | KSIZE cchTmp = kwUtf16ToStr(pwszFilename, szTmp, sizeof(szTmp));
|
|---|
| 3639 | if (cchTmp < sizeof(szTmp))
|
|---|
| 3640 | return kwSandbox_Kernel32_LoadLibraryExA(szTmp, hFile, fFlags);
|
|---|
| 3641 |
|
|---|
| 3642 | KWFS_TODO();
|
|---|
| 3643 | SetLastError(ERROR_FILENAME_EXCED_RANGE);
|
|---|
| 3644 | return NULL;
|
|---|
| 3645 | }
|
|---|
| 3646 |
|
|---|
| 3647 | /** Kernel32 - LoadLibraryA() */
|
|---|
| 3648 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryA(LPCSTR pszFilename)
|
|---|
| 3649 | {
|
|---|
| 3650 | return kwSandbox_Kernel32_LoadLibraryExA(pszFilename, NULL /*hFile*/, 0 /*fFlags*/);
|
|---|
| 3651 | }
|
|---|
| 3652 |
|
|---|
| 3653 |
|
|---|
| 3654 | /** Kernel32 - LoadLibraryW() */
|
|---|
| 3655 | static HMODULE WINAPI kwSandbox_Kernel32_LoadLibraryW(LPCWSTR pwszFilename)
|
|---|
| 3656 | {
|
|---|
| 3657 | char szTmp[4096];
|
|---|
| 3658 | KSIZE cchTmp = kwUtf16ToStr(pwszFilename, szTmp, sizeof(szTmp));
|
|---|
| 3659 | if (cchTmp < sizeof(szTmp))
|
|---|
| 3660 | return kwSandbox_Kernel32_LoadLibraryExA(szTmp, NULL /*hFile*/, 0 /*fFlags*/);
|
|---|
| 3661 | KWFS_TODO();
|
|---|
| 3662 | SetLastError(ERROR_FILENAME_EXCED_RANGE);
|
|---|
| 3663 | return NULL;
|
|---|
| 3664 | }
|
|---|
| 3665 |
|
|---|
| 3666 |
|
|---|
| 3667 | /** Kernel32 - FreeLibrary() */
|
|---|
| 3668 | static BOOL WINAPI kwSandbox_Kernel32_FreeLibrary(HMODULE hmod)
|
|---|
| 3669 | {
|
|---|
| 3670 | /* Ignored, we like to keep everything loaded. */
|
|---|
| 3671 | return TRUE;
|
|---|
| 3672 | }
|
|---|
| 3673 |
|
|---|
| 3674 |
|
|---|
| 3675 | /** Kernel32 - GetModuleHandleA() */
|
|---|
| 3676 | static HMODULE WINAPI kwSandbox_Kernel32_GetModuleHandleA(LPCSTR pszModule)
|
|---|
| 3677 | {
|
|---|
| 3678 | KSIZE i;
|
|---|
| 3679 | KSIZE cchModule;
|
|---|
| 3680 |
|
|---|
| 3681 | /*
|
|---|
| 3682 | * The executable.
|
|---|
| 3683 | */
|
|---|
| 3684 | if (pszModule == NULL)
|
|---|
| 3685 | return (HMODULE)g_Sandbox.pTool->u.Sandboxed.pExe->hOurMod;
|
|---|
| 3686 |
|
|---|
| 3687 | /*
|
|---|
| 3688 | * Cache of system modules we've seen queried.
|
|---|
| 3689 | */
|
|---|
| 3690 | cchModule = kHlpStrLen(pszModule);
|
|---|
| 3691 | for (i = 0; i < K_ELEMENTS(g_aGetModuleHandleCache); i++)
|
|---|
| 3692 | if ( g_aGetModuleHandleCache[i].cchName == cchModule
|
|---|
| 3693 | && stricmp(pszModule, g_aGetModuleHandleCache[i].pszName) == 0)
|
|---|
| 3694 | {
|
|---|
| 3695 | if (g_aGetModuleHandleCache[i].hmod != NULL)
|
|---|
| 3696 | return g_aGetModuleHandleCache[i].hmod;
|
|---|
| 3697 | return g_aGetModuleHandleCache[i].hmod = GetModuleHandleA(pszModule);
|
|---|
| 3698 | }
|
|---|
| 3699 |
|
|---|
| 3700 | KWFS_TODO();
|
|---|
| 3701 | return NULL;
|
|---|
| 3702 | }
|
|---|
| 3703 |
|
|---|
| 3704 |
|
|---|
| 3705 | /** Kernel32 - GetModuleHandleW() */
|
|---|
| 3706 | static HMODULE WINAPI kwSandbox_Kernel32_GetModuleHandleW(LPCWSTR pwszModule)
|
|---|
| 3707 | {
|
|---|
| 3708 | KSIZE i;
|
|---|
| 3709 | KSIZE cwcModule;
|
|---|
| 3710 |
|
|---|
| 3711 | /*
|
|---|
| 3712 | * The executable.
|
|---|
| 3713 | */
|
|---|
| 3714 | if (pwszModule == NULL)
|
|---|
| 3715 | return (HMODULE)g_Sandbox.pTool->u.Sandboxed.pExe->hOurMod;
|
|---|
| 3716 |
|
|---|
| 3717 | /*
|
|---|
| 3718 | * Cache of system modules we've seen queried.
|
|---|
| 3719 | */
|
|---|
| 3720 | cwcModule = kwUtf16Len(pwszModule);
|
|---|
| 3721 | for (i = 0; i < K_ELEMENTS(g_aGetModuleHandleCache); i++)
|
|---|
| 3722 | if ( g_aGetModuleHandleCache[i].cwcName == cwcModule
|
|---|
| 3723 | && _wcsicmp(pwszModule, g_aGetModuleHandleCache[i].pwszName) == 0)
|
|---|
| 3724 | {
|
|---|
| 3725 | if (g_aGetModuleHandleCache[i].hmod != NULL)
|
|---|
| 3726 | return g_aGetModuleHandleCache[i].hmod;
|
|---|
| 3727 | return g_aGetModuleHandleCache[i].hmod = GetModuleHandleW(pwszModule);
|
|---|
| 3728 | }
|
|---|
| 3729 |
|
|---|
| 3730 | KWFS_TODO();
|
|---|
| 3731 | return NULL;
|
|---|
| 3732 | }
|
|---|
| 3733 |
|
|---|
| 3734 |
|
|---|
| 3735 | /** Used to debug dynamically resolved procedures. */
|
|---|
| 3736 | static UINT WINAPI kwSandbox_BreakIntoDebugger(void *pv1, void *pv2, void *pv3, void *pv4)
|
|---|
| 3737 | {
|
|---|
| 3738 | KWFS_TODO();
|
|---|
| 3739 | return -1;
|
|---|
| 3740 | }
|
|---|
| 3741 |
|
|---|
| 3742 |
|
|---|
| 3743 | /** Kernel32 - GetProcAddress() */
|
|---|
| 3744 | static FARPROC WINAPI kwSandbox_Kernel32_GetProcAddress(HMODULE hmod, LPCSTR pszProc)
|
|---|
| 3745 | {
|
|---|
| 3746 | KSIZE i;
|
|---|
| 3747 |
|
|---|
| 3748 | /*
|
|---|
| 3749 | * Try locate the module.
|
|---|
| 3750 | */
|
|---|
| 3751 | PKWMODULE pMod = kwToolLocateModuleByHandle(g_Sandbox.pTool, hmod);
|
|---|
| 3752 | if (pMod)
|
|---|
| 3753 | {
|
|---|
| 3754 | KLDRADDR uValue;
|
|---|
| 3755 | int rc = kLdrModQuerySymbol(pMod->pLdrMod,
|
|---|
| 3756 | pMod->fNative ? NULL : pMod->u.Manual.pvBits,
|
|---|
| 3757 | pMod->fNative ? KLDRMOD_BASEADDRESS_MAP : (KUPTR)pMod->u.Manual.pvLoad,
|
|---|
| 3758 | KU32_MAX /*iSymbol*/,
|
|---|
| 3759 | pszProc,
|
|---|
| 3760 | kHlpStrLen(pszProc),
|
|---|
| 3761 | NULL /*pszVersion*/,
|
|---|
| 3762 | NULL /*pfnGetForwarder*/, NULL /*pvUser*/,
|
|---|
| 3763 | &uValue,
|
|---|
| 3764 | NULL /*pfKind*/);
|
|---|
| 3765 | if (rc == 0)
|
|---|
| 3766 | {
|
|---|
| 3767 | static int s_cDbgGets = 0;
|
|---|
| 3768 | s_cDbgGets++;
|
|---|
| 3769 | KW_LOG(("GetProcAddress(%s, %s) -> %p [%d]\n", pMod->pszPath, pszProc, (KUPTR)uValue, s_cDbgGets));
|
|---|
| 3770 | kwLdrModuleRelease(pMod);
|
|---|
| 3771 | //if (s_cGets >= 3)
|
|---|
| 3772 | // return (FARPROC)kwSandbox_BreakIntoDebugger;
|
|---|
| 3773 | return (FARPROC)(KUPTR)uValue;
|
|---|
| 3774 | }
|
|---|
| 3775 |
|
|---|
| 3776 | KWFS_TODO();
|
|---|
| 3777 | SetLastError(ERROR_PROC_NOT_FOUND);
|
|---|
| 3778 | kwLdrModuleRelease(pMod);
|
|---|
| 3779 | return NULL;
|
|---|
| 3780 | }
|
|---|
| 3781 |
|
|---|
| 3782 | /*
|
|---|
| 3783 | * Hmm... could be a cached module-by-name.
|
|---|
| 3784 | */
|
|---|
| 3785 | for (i = 0; i < K_ELEMENTS(g_aGetModuleHandleCache); i++)
|
|---|
| 3786 | if (g_aGetModuleHandleCache[i].hmod == hmod)
|
|---|
| 3787 | return GetProcAddress(hmod, pszProc);
|
|---|
| 3788 |
|
|---|
| 3789 | KWFS_TODO();
|
|---|
| 3790 | return GetProcAddress(hmod, pszProc);
|
|---|
| 3791 | }
|
|---|
| 3792 |
|
|---|
| 3793 |
|
|---|
| 3794 | /** Kernel32 - GetModuleFileNameA() */
|
|---|
| 3795 | static DWORD WINAPI kwSandbox_Kernel32_GetModuleFileNameA(HMODULE hmod, LPSTR pszFilename, DWORD cbFilename)
|
|---|
| 3796 | {
|
|---|
| 3797 | PKWMODULE pMod = kwToolLocateModuleByHandle(g_Sandbox.pTool, hmod);
|
|---|
| 3798 | if (pMod != NULL)
|
|---|
| 3799 | {
|
|---|
| 3800 | DWORD cbRet = kwStrCopyStyle1(pMod->pszPath, pszFilename, cbFilename);
|
|---|
| 3801 | kwLdrModuleRelease(pMod);
|
|---|
| 3802 | return cbRet;
|
|---|
| 3803 | }
|
|---|
| 3804 | KWFS_TODO();
|
|---|
| 3805 | return 0;
|
|---|
| 3806 | }
|
|---|
| 3807 |
|
|---|
| 3808 |
|
|---|
| 3809 | /** Kernel32 - GetModuleFileNameW() */
|
|---|
| 3810 | static DWORD WINAPI kwSandbox_Kernel32_GetModuleFileNameW(HMODULE hmod, LPWSTR pwszFilename, DWORD cbFilename)
|
|---|
| 3811 | {
|
|---|
| 3812 | PKWMODULE pMod = kwToolLocateModuleByHandle(g_Sandbox.pTool, hmod);
|
|---|
| 3813 | if (pMod)
|
|---|
| 3814 | {
|
|---|
| 3815 | DWORD cwcRet = kwUtf16CopyStyle1(pMod->pwszPath, pwszFilename, cbFilename);
|
|---|
| 3816 | kwLdrModuleRelease(pMod);
|
|---|
| 3817 | return cwcRet;
|
|---|
| 3818 | }
|
|---|
| 3819 |
|
|---|
| 3820 | KWFS_TODO();
|
|---|
| 3821 | return 0;
|
|---|
| 3822 | }
|
|---|
| 3823 |
|
|---|
| 3824 |
|
|---|
| 3825 | /** NtDll - RtlPcToFileHeader
|
|---|
| 3826 | * This is necessary for msvcr100.dll!CxxThrowException. */
|
|---|
| 3827 | static PVOID WINAPI kwSandbox_ntdll_RtlPcToFileHeader(PVOID pvPC, PVOID *ppvImageBase)
|
|---|
| 3828 | {
|
|---|
| 3829 | PVOID pvRet;
|
|---|
| 3830 |
|
|---|
| 3831 | /*
|
|---|
| 3832 | * Do a binary lookup of the module table for the current tool.
|
|---|
| 3833 | * This will give us a
|
|---|
| 3834 | */
|
|---|
| 3835 | if (g_Sandbox.fRunning)
|
|---|
| 3836 | {
|
|---|
| 3837 | KUPTR const uPC = (KUPTR)pvPC;
|
|---|
| 3838 | PKWMODULE *papMods = g_Sandbox.pTool->u.Sandboxed.papModules;
|
|---|
| 3839 | KU32 iEnd = g_Sandbox.pTool->u.Sandboxed.cModules;
|
|---|
| 3840 | KU32 i;
|
|---|
| 3841 | if (iEnd)
|
|---|
| 3842 | {
|
|---|
| 3843 | KU32 iStart = 0;
|
|---|
| 3844 | i = iEnd / 2;
|
|---|
| 3845 | for (;;)
|
|---|
| 3846 | {
|
|---|
| 3847 | KUPTR const uHModThis = (KUPTR)papMods[i]->hOurMod;
|
|---|
| 3848 | if (uPC < uHModThis)
|
|---|
| 3849 | {
|
|---|
| 3850 | iEnd = i;
|
|---|
| 3851 | if (iStart < i)
|
|---|
| 3852 | { }
|
|---|
| 3853 | else
|
|---|
| 3854 | break;
|
|---|
| 3855 | }
|
|---|
| 3856 | else if (uPC != uHModThis)
|
|---|
| 3857 | {
|
|---|
| 3858 | iStart = ++i;
|
|---|
| 3859 | if (i < iEnd)
|
|---|
| 3860 | { }
|
|---|
| 3861 | else
|
|---|
| 3862 | break;
|
|---|
| 3863 | }
|
|---|
| 3864 | else
|
|---|
| 3865 | {
|
|---|
| 3866 | /* This isn't supposed to happen. */
|
|---|
| 3867 | break;
|
|---|
| 3868 | }
|
|---|
| 3869 |
|
|---|
| 3870 | i = iStart + (iEnd - iStart) / 2;
|
|---|
| 3871 | }
|
|---|
| 3872 |
|
|---|
| 3873 | /* For reasons of simplicity (= copy & paste), we end up with the
|
|---|
| 3874 | module after the one we're interested in here. */
|
|---|
| 3875 | i--;
|
|---|
| 3876 | if (i < g_Sandbox.pTool->u.Sandboxed.cModules
|
|---|
| 3877 | && papMods[i]->pLdrMod)
|
|---|
| 3878 | {
|
|---|
| 3879 | KSIZE uRvaPC = uPC - (KUPTR)papMods[i]->hOurMod;
|
|---|
| 3880 | if (uRvaPC < papMods[i]->cbImage)
|
|---|
| 3881 | {
|
|---|
| 3882 | *ppvImageBase = papMods[i]->hOurMod;
|
|---|
| 3883 | pvRet = papMods[i]->hOurMod;
|
|---|
| 3884 | KW_LOG(("RtlPcToFileHeader(PC=%p) -> %p, *ppvImageBase=%p [our]\n", pvPC, pvRet, *ppvImageBase));
|
|---|
| 3885 | return pvRet;
|
|---|
| 3886 | }
|
|---|
| 3887 | }
|
|---|
| 3888 | }
|
|---|
| 3889 | else
|
|---|
| 3890 | i = 0;
|
|---|
| 3891 | }
|
|---|
| 3892 |
|
|---|
| 3893 | /*
|
|---|
| 3894 | * Call the regular API.
|
|---|
| 3895 | */
|
|---|
| 3896 | pvRet = RtlPcToFileHeader(pvPC, ppvImageBase);
|
|---|
| 3897 | KW_LOG(("RtlPcToFileHeader(PC=%p) -> %p, *ppvImageBase=%p \n", pvPC, pvRet, *ppvImageBase));
|
|---|
| 3898 | return pvRet;
|
|---|
| 3899 | }
|
|---|
| 3900 |
|
|---|
| 3901 |
|
|---|
| 3902 | /*
|
|---|
| 3903 | *
|
|---|
| 3904 | * File access APIs (for speeding them up).
|
|---|
| 3905 | * File access APIs (for speeding them up).
|
|---|
| 3906 | * File access APIs (for speeding them up).
|
|---|
| 3907 | *
|
|---|
| 3908 | */
|
|---|
| 3909 |
|
|---|
| 3910 |
|
|---|
| 3911 | /**
|
|---|
| 3912 | * Converts a lookup error to a windows error code.
|
|---|
| 3913 | *
|
|---|
| 3914 | * @returns The windows error code.
|
|---|
| 3915 | * @param enmError The lookup error.
|
|---|
| 3916 | */
|
|---|
| 3917 | static DWORD kwFsLookupErrorToWindowsError(KFSLOOKUPERROR enmError)
|
|---|
| 3918 | {
|
|---|
| 3919 | switch (enmError)
|
|---|
| 3920 | {
|
|---|
| 3921 | case KFSLOOKUPERROR_NOT_FOUND:
|
|---|
| 3922 | case KFSLOOKUPERROR_NOT_DIR:
|
|---|
| 3923 | return ERROR_FILE_NOT_FOUND;
|
|---|
| 3924 |
|
|---|
| 3925 | case KFSLOOKUPERROR_PATH_COMP_NOT_FOUND:
|
|---|
| 3926 | case KFSLOOKUPERROR_PATH_COMP_NOT_DIR:
|
|---|
| 3927 | return ERROR_PATH_NOT_FOUND;
|
|---|
| 3928 |
|
|---|
| 3929 | case KFSLOOKUPERROR_PATH_TOO_LONG:
|
|---|
| 3930 | return ERROR_FILENAME_EXCED_RANGE;
|
|---|
| 3931 |
|
|---|
| 3932 | case KFSLOOKUPERROR_OUT_OF_MEMORY:
|
|---|
| 3933 | return ERROR_NOT_ENOUGH_MEMORY;
|
|---|
| 3934 |
|
|---|
| 3935 | default:
|
|---|
| 3936 | return ERROR_PATH_NOT_FOUND;
|
|---|
| 3937 | }
|
|---|
| 3938 | }
|
|---|
| 3939 |
|
|---|
| 3940 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 3941 |
|
|---|
| 3942 | /**
|
|---|
| 3943 | * Checks for a cl.exe temporary file.
|
|---|
| 3944 | *
|
|---|
| 3945 | * There are quite a bunch of these. They seems to be passing data between the
|
|---|
| 3946 | * first and second compiler pass. Since they're on disk, they get subjected to
|
|---|
| 3947 | * AV software screening and normal file consistency rules. So, not necessarily
|
|---|
| 3948 | * a very efficient way of handling reasonably small amounts of data.
|
|---|
| 3949 | *
|
|---|
| 3950 | * We make the files live in virtual memory by intercepting their opening,
|
|---|
| 3951 | * writing, reading, closing , mapping, unmapping, and maybe some more stuff.
|
|---|
| 3952 | *
|
|---|
| 3953 | * @returns K_TRUE / K_FALSE
|
|---|
| 3954 | * @param pwszFilename The file name being accessed.
|
|---|
| 3955 | */
|
|---|
| 3956 | static KBOOL kwFsIsClTempFileW(const wchar_t *pwszFilename)
|
|---|
| 3957 | {
|
|---|
| 3958 | wchar_t const *pwszName = kwPathGetFilenameW(pwszFilename);
|
|---|
| 3959 | if (pwszName)
|
|---|
| 3960 | {
|
|---|
| 3961 | /* The name starts with _CL_... */
|
|---|
| 3962 | if ( pwszName[0] == '_'
|
|---|
| 3963 | && pwszName[1] == 'C'
|
|---|
| 3964 | && pwszName[2] == 'L'
|
|---|
| 3965 | && pwszName[3] == '_' )
|
|---|
| 3966 | {
|
|---|
| 3967 | /* ... followed by 8 xdigits and ends with a two letter file type. Simplify
|
|---|
| 3968 | this check by just checking that it's alpha numerical ascii from here on. */
|
|---|
| 3969 | wchar_t wc;
|
|---|
| 3970 | pwszName += 4;
|
|---|
| 3971 | while ((wc = *pwszName++) != '\0')
|
|---|
| 3972 | {
|
|---|
| 3973 | if (wc < 127 && iswalnum(wc))
|
|---|
| 3974 | { /* likely */ }
|
|---|
| 3975 | else
|
|---|
| 3976 | return K_FALSE;
|
|---|
| 3977 | }
|
|---|
| 3978 | return K_TRUE;
|
|---|
| 3979 | }
|
|---|
| 3980 | }
|
|---|
| 3981 | return K_FALSE;
|
|---|
| 3982 | }
|
|---|
| 3983 |
|
|---|
| 3984 |
|
|---|
| 3985 | /**
|
|---|
| 3986 | * Creates a handle to a temporary file.
|
|---|
| 3987 | *
|
|---|
| 3988 | * @returns The handle on success.
|
|---|
| 3989 | * INVALID_HANDLE_VALUE and SetLastError on failure.
|
|---|
| 3990 | * @param pTempFile The temporary file.
|
|---|
| 3991 | * @param dwDesiredAccess The desired access to the handle.
|
|---|
| 3992 | * @param fMapping Whether this is a mapping (K_TRUE) or file
|
|---|
| 3993 | * (K_FALSE) handle type.
|
|---|
| 3994 | */
|
|---|
| 3995 | static HANDLE kwFsTempFileCreateHandle(PKWFSTEMPFILE pTempFile, DWORD dwDesiredAccess, KBOOL fMapping)
|
|---|
| 3996 | {
|
|---|
| 3997 | /*
|
|---|
| 3998 | * Create a handle to the temporary file.
|
|---|
| 3999 | */
|
|---|
| 4000 | HANDLE hFile = INVALID_HANDLE_VALUE;
|
|---|
| 4001 | HANDLE hProcSelf = GetCurrentProcess();
|
|---|
| 4002 | if (DuplicateHandle(hProcSelf, hProcSelf,
|
|---|
| 4003 | hProcSelf, &hFile,
|
|---|
| 4004 | SYNCHRONIZE, FALSE,
|
|---|
| 4005 | 0 /*dwOptions*/))
|
|---|
| 4006 | {
|
|---|
| 4007 | PKWHANDLE pHandle = (PKWHANDLE)kHlpAlloc(sizeof(*pHandle));
|
|---|
| 4008 | if (pHandle)
|
|---|
| 4009 | {
|
|---|
| 4010 | pHandle->enmType = !fMapping ? KWHANDLETYPE_TEMP_FILE : KWHANDLETYPE_TEMP_FILE_MAPPING;
|
|---|
| 4011 | pHandle->offFile = 0;
|
|---|
| 4012 | pHandle->hHandle = hFile;
|
|---|
| 4013 | pHandle->dwDesiredAccess = dwDesiredAccess;
|
|---|
| 4014 | pHandle->u.pTempFile = pTempFile;
|
|---|
| 4015 | if (kwSandboxHandleTableEnter(&g_Sandbox, pHandle))
|
|---|
| 4016 | {
|
|---|
| 4017 | pTempFile->cActiveHandles++;
|
|---|
| 4018 | kHlpAssert(pTempFile->cActiveHandles >= 1);
|
|---|
| 4019 | kHlpAssert(pTempFile->cActiveHandles <= 2);
|
|---|
| 4020 | KWFS_LOG(("kwFsTempFileCreateHandle: Temporary file '%ls' -> %p\n", pTempFile->pwszPath, hFile));
|
|---|
| 4021 | return hFile;
|
|---|
| 4022 | }
|
|---|
| 4023 |
|
|---|
| 4024 | kHlpFree(pHandle);
|
|---|
| 4025 | }
|
|---|
| 4026 | else
|
|---|
| 4027 | KWFS_LOG(("kwFsTempFileCreateHandle: Out of memory!\n"));
|
|---|
| 4028 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 4029 | }
|
|---|
| 4030 | else
|
|---|
| 4031 | KWFS_LOG(("kwFsTempFileCreateHandle: DuplicateHandle failed: err=%u\n", GetLastError()));
|
|---|
| 4032 | return INVALID_HANDLE_VALUE;
|
|---|
| 4033 | }
|
|---|
| 4034 |
|
|---|
| 4035 |
|
|---|
| 4036 | static HANDLE kwFsTempFileCreateW(const wchar_t *pwszFilename, DWORD dwDesiredAccess, DWORD dwCreationDisposition)
|
|---|
| 4037 | {
|
|---|
| 4038 | HANDLE hFile;
|
|---|
| 4039 | DWORD dwErr;
|
|---|
| 4040 |
|
|---|
| 4041 | /*
|
|---|
| 4042 | * Check if we've got an existing temp file.
|
|---|
| 4043 | * ASSUME exact same path for now.
|
|---|
| 4044 | */
|
|---|
| 4045 | KSIZE const cwcFilename = kwUtf16Len(pwszFilename);
|
|---|
| 4046 | PKWFSTEMPFILE pTempFile;
|
|---|
| 4047 | for (pTempFile = g_Sandbox.pTempFileHead; pTempFile != NULL; pTempFile = pTempFile->pNext)
|
|---|
| 4048 | {
|
|---|
| 4049 | /* Since the last two chars are usually the only difference, we check them manually before calling memcmp. */
|
|---|
| 4050 | if ( pTempFile->cwcPath == cwcFilename
|
|---|
| 4051 | && pTempFile->pwszPath[cwcFilename - 1] == pwszFilename[cwcFilename - 1]
|
|---|
| 4052 | && pTempFile->pwszPath[cwcFilename - 2] == pwszFilename[cwcFilename - 2]
|
|---|
| 4053 | && kHlpMemComp(pTempFile->pwszPath, pwszFilename, cwcFilename) == 0)
|
|---|
| 4054 | break;
|
|---|
| 4055 | }
|
|---|
| 4056 |
|
|---|
| 4057 | /*
|
|---|
| 4058 | * Create a new temporary file instance if not found.
|
|---|
| 4059 | */
|
|---|
| 4060 | if (pTempFile == NULL)
|
|---|
| 4061 | {
|
|---|
| 4062 | KSIZE cbFilename;
|
|---|
| 4063 |
|
|---|
| 4064 | switch (dwCreationDisposition)
|
|---|
| 4065 | {
|
|---|
| 4066 | case CREATE_ALWAYS:
|
|---|
| 4067 | case OPEN_ALWAYS:
|
|---|
| 4068 | dwErr = NO_ERROR;
|
|---|
| 4069 | break;
|
|---|
| 4070 |
|
|---|
| 4071 | case CREATE_NEW:
|
|---|
| 4072 | kHlpAssertFailed();
|
|---|
| 4073 | SetLastError(ERROR_ALREADY_EXISTS);
|
|---|
| 4074 | return INVALID_HANDLE_VALUE;
|
|---|
| 4075 |
|
|---|
| 4076 | case OPEN_EXISTING:
|
|---|
| 4077 | case TRUNCATE_EXISTING:
|
|---|
| 4078 | kHlpAssertFailed();
|
|---|
| 4079 | SetLastError(ERROR_FILE_NOT_FOUND);
|
|---|
| 4080 | return INVALID_HANDLE_VALUE;
|
|---|
| 4081 |
|
|---|
| 4082 | default:
|
|---|
| 4083 | kHlpAssertFailed();
|
|---|
| 4084 | SetLastError(ERROR_INVALID_PARAMETER);
|
|---|
| 4085 | return INVALID_HANDLE_VALUE;
|
|---|
| 4086 | }
|
|---|
| 4087 |
|
|---|
| 4088 | cbFilename = (cwcFilename + 1) * sizeof(wchar_t);
|
|---|
| 4089 | pTempFile = (PKWFSTEMPFILE)kHlpAlloc(sizeof(*pTempFile) + cbFilename);
|
|---|
| 4090 | if (pTempFile)
|
|---|
| 4091 | {
|
|---|
| 4092 | pTempFile->cwcPath = (KU16)cwcFilename;
|
|---|
| 4093 | pTempFile->cbFile = 0;
|
|---|
| 4094 | pTempFile->cbFileAllocated = 0;
|
|---|
| 4095 | pTempFile->cActiveHandles = 0;
|
|---|
| 4096 | pTempFile->cMappings = 0;
|
|---|
| 4097 | pTempFile->cSegs = 0;
|
|---|
| 4098 | pTempFile->paSegs = NULL;
|
|---|
| 4099 | pTempFile->pwszPath = (wchar_t const *)kHlpMemCopy(pTempFile + 1, pwszFilename, cbFilename);
|
|---|
| 4100 |
|
|---|
| 4101 | pTempFile->pNext = g_Sandbox.pTempFileHead;
|
|---|
| 4102 | g_Sandbox.pTempFileHead = pTempFile;
|
|---|
| 4103 | KWFS_LOG(("kwFsTempFileCreateW: Created new temporary file '%ls'\n", pwszFilename));
|
|---|
| 4104 | }
|
|---|
| 4105 | else
|
|---|
| 4106 | {
|
|---|
| 4107 | KWFS_LOG(("kwFsTempFileCreateW: Out of memory!\n"));
|
|---|
| 4108 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 4109 | return INVALID_HANDLE_VALUE;
|
|---|
| 4110 | }
|
|---|
| 4111 | }
|
|---|
| 4112 | else
|
|---|
| 4113 | {
|
|---|
| 4114 | switch (dwCreationDisposition)
|
|---|
| 4115 | {
|
|---|
| 4116 | case OPEN_EXISTING:
|
|---|
| 4117 | dwErr = NO_ERROR;
|
|---|
| 4118 | break;
|
|---|
| 4119 | case OPEN_ALWAYS:
|
|---|
| 4120 | dwErr = ERROR_ALREADY_EXISTS ;
|
|---|
| 4121 | break;
|
|---|
| 4122 |
|
|---|
| 4123 | case TRUNCATE_EXISTING:
|
|---|
| 4124 | case CREATE_ALWAYS:
|
|---|
| 4125 | kHlpAssertFailed();
|
|---|
| 4126 | pTempFile->cbFile = 0;
|
|---|
| 4127 | dwErr = ERROR_ALREADY_EXISTS;
|
|---|
| 4128 | break;
|
|---|
| 4129 |
|
|---|
| 4130 | case CREATE_NEW:
|
|---|
| 4131 | kHlpAssertFailed();
|
|---|
| 4132 | SetLastError(ERROR_FILE_EXISTS);
|
|---|
| 4133 | return INVALID_HANDLE_VALUE;
|
|---|
| 4134 |
|
|---|
| 4135 | default:
|
|---|
| 4136 | kHlpAssertFailed();
|
|---|
| 4137 | SetLastError(ERROR_INVALID_PARAMETER);
|
|---|
| 4138 | return INVALID_HANDLE_VALUE;
|
|---|
| 4139 | }
|
|---|
| 4140 | }
|
|---|
| 4141 |
|
|---|
| 4142 | /*
|
|---|
| 4143 | * Create a handle to the temporary file.
|
|---|
| 4144 | */
|
|---|
| 4145 | hFile = kwFsTempFileCreateHandle(pTempFile, dwDesiredAccess, K_FALSE /*fMapping*/);
|
|---|
| 4146 | if (hFile != INVALID_HANDLE_VALUE)
|
|---|
| 4147 | SetLastError(dwErr);
|
|---|
| 4148 | return hFile;
|
|---|
| 4149 | }
|
|---|
| 4150 |
|
|---|
| 4151 | #endif /* WITH_TEMP_MEMORY_FILES */
|
|---|
| 4152 |
|
|---|
| 4153 |
|
|---|
| 4154 | /**
|
|---|
| 4155 | * Checks if the file extension indicates that the file/dir is something we
|
|---|
| 4156 | * ought to cache.
|
|---|
| 4157 | *
|
|---|
| 4158 | * @returns K_TRUE if cachable, K_FALSE if not.
|
|---|
| 4159 | * @param pszExt The kHlpGetExt result.
|
|---|
| 4160 | * @param fAttrQuery Set if it's for an attribute query, clear if for
|
|---|
| 4161 | * file creation.
|
|---|
| 4162 | */
|
|---|
| 4163 | static KBOOL kwFsIsCachableExtensionA(const char *pszExt, KBOOL fAttrQuery)
|
|---|
| 4164 | {
|
|---|
| 4165 | char const chFirst = *pszExt;
|
|---|
| 4166 |
|
|---|
| 4167 | /* C++ header without an extension or a directory. */
|
|---|
| 4168 | if (chFirst == '\0')
|
|---|
| 4169 | {
|
|---|
| 4170 | /** @todo exclude temporary files... */
|
|---|
| 4171 | return K_TRUE;
|
|---|
| 4172 | }
|
|---|
| 4173 |
|
|---|
| 4174 | /* C Header: .h */
|
|---|
| 4175 | if (chFirst == 'h' || chFirst == 'H')
|
|---|
| 4176 | {
|
|---|
| 4177 | char chThird;
|
|---|
| 4178 | char const chSecond = pszExt[1];
|
|---|
| 4179 | if (chSecond == '\0')
|
|---|
| 4180 | return K_TRUE;
|
|---|
| 4181 | chThird = pszExt[2];
|
|---|
| 4182 |
|
|---|
| 4183 | /* C++ Header: .hpp, .hxx */
|
|---|
| 4184 | if ( (chSecond == 'p' || chSecond == 'P')
|
|---|
| 4185 | && (chThird == 'p' || chThird == 'P')
|
|---|
| 4186 | && pszExt[3] == '\0')
|
|---|
| 4187 | return K_TRUE;
|
|---|
| 4188 | if ( (chSecond == 'x' || chSecond == 'X')
|
|---|
| 4189 | && (chThird == 'x' || chThird == 'X')
|
|---|
| 4190 | && pszExt[3] == '\0')
|
|---|
| 4191 | return K_TRUE;
|
|---|
| 4192 | }
|
|---|
| 4193 | /* Misc starting with i. */
|
|---|
| 4194 | else if (chFirst == 'i' || chFirst == 'I')
|
|---|
| 4195 | {
|
|---|
| 4196 | char const chSecond = pszExt[1];
|
|---|
| 4197 | if (chSecond != '\0')
|
|---|
| 4198 | {
|
|---|
| 4199 | if (chSecond == 'n' || chSecond == 'N')
|
|---|
| 4200 | {
|
|---|
| 4201 | char const chThird = pszExt[2];
|
|---|
| 4202 |
|
|---|
| 4203 | /* C++ inline header: .inl */
|
|---|
| 4204 | if ( (chThird == 'l' || chThird == 'L')
|
|---|
| 4205 | && pszExt[3] == '\0')
|
|---|
| 4206 | return K_TRUE;
|
|---|
| 4207 |
|
|---|
| 4208 | /* Assembly include file: .inc */
|
|---|
| 4209 | if ( (chThird == 'c' || chThird == 'C')
|
|---|
| 4210 | && pszExt[3] == '\0')
|
|---|
| 4211 | return K_TRUE;
|
|---|
| 4212 | }
|
|---|
| 4213 | }
|
|---|
| 4214 | }
|
|---|
| 4215 | /* Assembly header: .mac */
|
|---|
| 4216 | else if (chFirst == 'm' || chFirst == 'M')
|
|---|
| 4217 | {
|
|---|
| 4218 | char const chSecond = pszExt[1];
|
|---|
| 4219 | if (chSecond == 'a' || chSecond == 'A')
|
|---|
| 4220 | {
|
|---|
| 4221 | char const chThird = pszExt[2];
|
|---|
| 4222 | if ( (chThird == 'c' || chThird == 'C')
|
|---|
| 4223 | && pszExt[3] == '\0')
|
|---|
| 4224 | return K_TRUE;
|
|---|
| 4225 | }
|
|---|
| 4226 | }
|
|---|
| 4227 | else if (fAttrQuery)
|
|---|
| 4228 | {
|
|---|
| 4229 | /* Dynamic link library: .dll */
|
|---|
| 4230 | if (chFirst == 'd' || chFirst == 'D')
|
|---|
| 4231 | {
|
|---|
| 4232 | char const chSecond = pszExt[1];
|
|---|
| 4233 | if (chSecond == 'l' || chSecond == 'L')
|
|---|
| 4234 | {
|
|---|
| 4235 | char const chThird = pszExt[2];
|
|---|
| 4236 | if (chThird == 'l' || chThird == 'L')
|
|---|
| 4237 | return K_TRUE;
|
|---|
| 4238 | }
|
|---|
| 4239 | }
|
|---|
| 4240 | /* Executable file: .exe */
|
|---|
| 4241 | else if (chFirst == 'e' || chFirst == 'E')
|
|---|
| 4242 | {
|
|---|
| 4243 | char const chSecond = pszExt[1];
|
|---|
| 4244 | if (chSecond == 'x' || chSecond == 'X')
|
|---|
| 4245 | {
|
|---|
| 4246 | char const chThird = pszExt[2];
|
|---|
| 4247 | if (chThird == 'e' || chThird == 'e')
|
|---|
| 4248 | return K_TRUE;
|
|---|
| 4249 | }
|
|---|
| 4250 | }
|
|---|
| 4251 | }
|
|---|
| 4252 |
|
|---|
| 4253 | return K_FALSE;
|
|---|
| 4254 | }
|
|---|
| 4255 |
|
|---|
| 4256 |
|
|---|
| 4257 | /**
|
|---|
| 4258 | * Checks if the extension of the given UTF-16 path indicates that the file/dir
|
|---|
| 4259 | * should be cached.
|
|---|
| 4260 | *
|
|---|
| 4261 | * @returns K_TRUE if cachable, K_FALSE if not.
|
|---|
| 4262 | * @param pwszPath The UTF-16 path to examine.
|
|---|
| 4263 | * @param fAttrQuery Set if it's for an attribute query, clear if for
|
|---|
| 4264 | * file creation.
|
|---|
| 4265 | */
|
|---|
| 4266 | static KBOOL kwFsIsCachablePathExtensionW(const wchar_t *pwszPath, KBOOL fAttrQuery)
|
|---|
| 4267 | {
|
|---|
| 4268 | /*
|
|---|
| 4269 | * Extract the extension, check that it's in the applicable range, roughly
|
|---|
| 4270 | * convert it to ASCII/ANSI, and feed it to kwFsIsCachableExtensionA for
|
|---|
| 4271 | * the actual check. This avoids a lot of code duplication.
|
|---|
| 4272 | */
|
|---|
| 4273 | wchar_t wc;
|
|---|
| 4274 | char szExt[4];
|
|---|
| 4275 | KSIZE cwcExt;
|
|---|
| 4276 | wchar_t const *pwszExt = kwFsPathGetExtW(pwszPath, &cwcExt);
|
|---|
| 4277 | switch (cwcExt)
|
|---|
| 4278 | {
|
|---|
| 4279 | case 3: if ((wchar_t)(szExt[2] = (char)(wc = pwszExt[2])) == wc) { /*likely*/ } else break;
|
|---|
| 4280 | case 2: if ((wchar_t)(szExt[1] = (char)(wc = pwszExt[1])) == wc) { /*likely*/ } else break;
|
|---|
| 4281 | case 1: if ((wchar_t)(szExt[0] = (char)(wc = pwszExt[0])) == wc) { /*likely*/ } else break;
|
|---|
| 4282 | case 0:
|
|---|
| 4283 | szExt[cwcExt] = '\0';
|
|---|
| 4284 | return kwFsIsCachableExtensionA(szExt, fAttrQuery);
|
|---|
| 4285 | }
|
|---|
| 4286 | return K_FALSE;
|
|---|
| 4287 | }
|
|---|
| 4288 |
|
|---|
| 4289 |
|
|---|
| 4290 |
|
|---|
| 4291 | /**
|
|---|
| 4292 | * Creates a new
|
|---|
| 4293 | *
|
|---|
| 4294 | * @returns
|
|---|
| 4295 | * @param pFsObj .
|
|---|
| 4296 | * @param pwszFilename .
|
|---|
| 4297 | */
|
|---|
| 4298 | static PKFSWCACHEDFILE kwFsObjCacheNewFile(PKFSOBJ pFsObj)
|
|---|
| 4299 | {
|
|---|
| 4300 | HANDLE hFile;
|
|---|
| 4301 | MY_IO_STATUS_BLOCK Ios;
|
|---|
| 4302 | MY_OBJECT_ATTRIBUTES ObjAttr;
|
|---|
| 4303 | MY_UNICODE_STRING UniStr;
|
|---|
| 4304 | MY_NTSTATUS rcNt;
|
|---|
| 4305 |
|
|---|
| 4306 | /*
|
|---|
| 4307 | * Open the file relative to the parent directory.
|
|---|
| 4308 | */
|
|---|
| 4309 | kHlpAssert(pFsObj->bObjType == KFSOBJ_TYPE_FILE);
|
|---|
| 4310 | kHlpAssert(pFsObj->pParent);
|
|---|
| 4311 | kHlpAssertReturn(pFsObj->pParent->hDir != INVALID_HANDLE_VALUE, NULL);
|
|---|
| 4312 |
|
|---|
| 4313 | Ios.Information = -1;
|
|---|
| 4314 | Ios.u.Status = -1;
|
|---|
| 4315 |
|
|---|
| 4316 | UniStr.Buffer = (wchar_t *)pFsObj->pwszName;
|
|---|
| 4317 | UniStr.Length = (USHORT)(pFsObj->cwcName * sizeof(wchar_t));
|
|---|
| 4318 | UniStr.MaximumLength = UniStr.Length + sizeof(wchar_t);
|
|---|
| 4319 |
|
|---|
| 4320 | MyInitializeObjectAttributes(&ObjAttr, &UniStr, OBJ_CASE_INSENSITIVE, pFsObj->pParent->hDir, NULL /*pSecAttr*/);
|
|---|
| 4321 |
|
|---|
| 4322 | rcNt = g_pfnNtCreateFile(&hFile,
|
|---|
| 4323 | GENERIC_READ | SYNCHRONIZE,
|
|---|
| 4324 | &ObjAttr,
|
|---|
| 4325 | &Ios,
|
|---|
| 4326 | NULL, /*cbFileInitialAlloc */
|
|---|
| 4327 | FILE_ATTRIBUTE_NORMAL,
|
|---|
| 4328 | FILE_SHARE_READ,
|
|---|
| 4329 | FILE_OPEN,
|
|---|
| 4330 | FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT,
|
|---|
| 4331 | NULL, /*pEaBuffer*/
|
|---|
| 4332 | 0); /*cbEaBuffer*/
|
|---|
| 4333 | if (MY_NT_SUCCESS(rcNt))
|
|---|
| 4334 | {
|
|---|
| 4335 | /*
|
|---|
| 4336 | * Read the whole file into memory.
|
|---|
| 4337 | */
|
|---|
| 4338 | LARGE_INTEGER cbFile;
|
|---|
| 4339 | if (GetFileSizeEx(hFile, &cbFile))
|
|---|
| 4340 | {
|
|---|
| 4341 | if ( cbFile.QuadPart >= 0
|
|---|
| 4342 | && cbFile.QuadPart < 16*1024*1024)
|
|---|
| 4343 | {
|
|---|
| 4344 | KU32 cbCache = (KU32)cbFile.QuadPart;
|
|---|
| 4345 | KU8 *pbCache = (KU8 *)kHlpAlloc(cbCache);
|
|---|
| 4346 | if (pbCache)
|
|---|
| 4347 | {
|
|---|
| 4348 | DWORD cbActually = 0;
|
|---|
| 4349 | if ( ReadFile(hFile, pbCache, cbCache, &cbActually, NULL)
|
|---|
| 4350 | && cbActually == cbCache)
|
|---|
| 4351 | {
|
|---|
| 4352 | LARGE_INTEGER offZero;
|
|---|
| 4353 | offZero.QuadPart = 0;
|
|---|
| 4354 | if (SetFilePointerEx(hFile, offZero, NULL /*poffNew*/, FILE_BEGIN))
|
|---|
| 4355 | {
|
|---|
| 4356 | /*
|
|---|
| 4357 | * Create the cached file object.
|
|---|
| 4358 | */
|
|---|
| 4359 | PKFSWCACHEDFILE pCachedFile;
|
|---|
| 4360 | KU32 cbPath = pFsObj->cchParent + pFsObj->cchName + 2;
|
|---|
| 4361 | pCachedFile = (PKFSWCACHEDFILE)kFsCacheObjAddUserData(g_pFsCache, pFsObj, KW_DATA_KEY_CACHED_FILE,
|
|---|
| 4362 | sizeof(*pCachedFile) + cbPath);
|
|---|
| 4363 | if (pCachedFile)
|
|---|
| 4364 | {
|
|---|
| 4365 | pCachedFile->hCached = hFile;
|
|---|
| 4366 | pCachedFile->cbCached = cbCache;
|
|---|
| 4367 | pCachedFile->pbCached = pbCache;
|
|---|
| 4368 | pCachedFile->pFsObj = pFsObj;
|
|---|
| 4369 | kFsCacheObjGetFullPathA(pFsObj, pCachedFile->szPath, cbPath, '/');
|
|---|
| 4370 | kFsCacheObjRetain(pFsObj);
|
|---|
| 4371 | return pCachedFile;
|
|---|
| 4372 | }
|
|---|
| 4373 |
|
|---|
| 4374 | KWFS_LOG(("Failed to allocate KFSWCACHEDFILE structure!\n"));
|
|---|
| 4375 | }
|
|---|
| 4376 | else
|
|---|
| 4377 | KWFS_LOG(("Failed to seek to start of cached file! err=%u\n", GetLastError()));
|
|---|
| 4378 | }
|
|---|
| 4379 | else
|
|---|
| 4380 | KWFS_LOG(("Failed to read %#x bytes into cache! err=%u cbActually=%#x\n",
|
|---|
| 4381 | cbCache, GetLastError(), cbActually));
|
|---|
| 4382 | kHlpFree(pbCache);
|
|---|
| 4383 | }
|
|---|
| 4384 | else
|
|---|
| 4385 | KWFS_LOG(("Failed to allocate %#x bytes for cache!\n", cbCache));
|
|---|
| 4386 | }
|
|---|
| 4387 | else
|
|---|
| 4388 | KWFS_LOG(("File to big to cache! %#llx\n", cbFile.QuadPart));
|
|---|
| 4389 | }
|
|---|
| 4390 | else
|
|---|
| 4391 | KWFS_LOG(("File to get file size! err=%u\n", GetLastError()));
|
|---|
| 4392 | g_pfnNtClose(hFile);
|
|---|
| 4393 | }
|
|---|
| 4394 | else
|
|---|
| 4395 | KWFS_LOG(("Error opening '%ls' for caching: %#x\n", pFsObj->pwszName, rcNt));
|
|---|
| 4396 | return NULL;
|
|---|
| 4397 | }
|
|---|
| 4398 |
|
|---|
| 4399 |
|
|---|
| 4400 | /**
|
|---|
| 4401 | * Kernel32 - Common code for CreateFileW and CreateFileA.
|
|---|
| 4402 | */
|
|---|
| 4403 | static KBOOL kwFsObjCacheCreateFile(PKFSOBJ pFsObj, DWORD dwDesiredAccess, BOOL fInheritHandle, HANDLE *phFile)
|
|---|
| 4404 | {
|
|---|
| 4405 | *phFile = INVALID_HANDLE_VALUE;
|
|---|
| 4406 | kHlpAssert(pFsObj->fHaveStats);
|
|---|
| 4407 |
|
|---|
| 4408 | /*
|
|---|
| 4409 | * At the moment we only handle existing files.
|
|---|
| 4410 | */
|
|---|
| 4411 | if (pFsObj->bObjType == KFSOBJ_TYPE_FILE)
|
|---|
| 4412 | {
|
|---|
| 4413 | PKFSWCACHEDFILE pCachedFile = (PKFSWCACHEDFILE)kFsCacheObjGetUserData(g_pFsCache, pFsObj, KW_DATA_KEY_CACHED_FILE);
|
|---|
| 4414 | if ( pCachedFile != NULL
|
|---|
| 4415 | || (pCachedFile = kwFsObjCacheNewFile(pFsObj)) != NULL)
|
|---|
| 4416 | {
|
|---|
| 4417 | HANDLE hProcSelf = GetCurrentProcess();
|
|---|
| 4418 | if (DuplicateHandle(hProcSelf, pCachedFile->hCached,
|
|---|
| 4419 | hProcSelf, phFile,
|
|---|
| 4420 | dwDesiredAccess, fInheritHandle,
|
|---|
| 4421 | 0 /*dwOptions*/))
|
|---|
| 4422 | {
|
|---|
| 4423 | /*
|
|---|
| 4424 | * Create handle table entry for the duplicate handle.
|
|---|
| 4425 | */
|
|---|
| 4426 | PKWHANDLE pHandle = (PKWHANDLE)kHlpAlloc(sizeof(*pHandle));
|
|---|
| 4427 | if (pHandle)
|
|---|
| 4428 | {
|
|---|
| 4429 | pHandle->enmType = KWHANDLETYPE_FSOBJ_READ_CACHE;
|
|---|
| 4430 | pHandle->offFile = 0;
|
|---|
| 4431 | pHandle->hHandle = *phFile;
|
|---|
| 4432 | pHandle->dwDesiredAccess = dwDesiredAccess;
|
|---|
| 4433 | pHandle->u.pCachedFile = pCachedFile;
|
|---|
| 4434 | if (kwSandboxHandleTableEnter(&g_Sandbox, pHandle))
|
|---|
| 4435 | return K_TRUE;
|
|---|
| 4436 |
|
|---|
| 4437 | kHlpFree(pHandle);
|
|---|
| 4438 | }
|
|---|
| 4439 | else
|
|---|
| 4440 | KWFS_LOG(("Out of memory for handle!\n"));
|
|---|
| 4441 |
|
|---|
| 4442 | CloseHandle(*phFile);
|
|---|
| 4443 | *phFile = INVALID_HANDLE_VALUE;
|
|---|
| 4444 | }
|
|---|
| 4445 | else
|
|---|
| 4446 | KWFS_LOG(("DuplicateHandle failed! err=%u\n", GetLastError()));
|
|---|
| 4447 | }
|
|---|
| 4448 | }
|
|---|
| 4449 | /** @todo Deal with non-existing files if it becomes necessary (it's not for VS2010). */
|
|---|
| 4450 |
|
|---|
| 4451 | /* Do fallback, please. */
|
|---|
| 4452 | return K_FALSE;
|
|---|
| 4453 | }
|
|---|
| 4454 |
|
|---|
| 4455 |
|
|---|
| 4456 | /** Kernel32 - CreateFileA */
|
|---|
| 4457 | static HANDLE WINAPI kwSandbox_Kernel32_CreateFileA(LPCSTR pszFilename, DWORD dwDesiredAccess, DWORD dwShareMode,
|
|---|
| 4458 | LPSECURITY_ATTRIBUTES pSecAttrs, DWORD dwCreationDisposition,
|
|---|
| 4459 | DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
|
|---|
| 4460 | {
|
|---|
| 4461 | HANDLE hFile;
|
|---|
| 4462 | if (dwCreationDisposition == FILE_OPEN_IF)
|
|---|
| 4463 | {
|
|---|
| 4464 | if ( dwDesiredAccess == GENERIC_READ
|
|---|
| 4465 | || dwDesiredAccess == FILE_GENERIC_READ)
|
|---|
| 4466 | {
|
|---|
| 4467 | if (dwShareMode & FILE_SHARE_READ)
|
|---|
| 4468 | {
|
|---|
| 4469 | if ( !pSecAttrs
|
|---|
| 4470 | || ( pSecAttrs->nLength == sizeof(*pSecAttrs)
|
|---|
| 4471 | && pSecAttrs->lpSecurityDescriptor == NULL ) )
|
|---|
| 4472 | {
|
|---|
| 4473 | const char *pszExt = kHlpGetExt(pszFilename);
|
|---|
| 4474 | if (kwFsIsCachableExtensionA(pszExt, K_FALSE /*fAttrQuery*/))
|
|---|
| 4475 | {
|
|---|
| 4476 | KFSLOOKUPERROR enmError;
|
|---|
| 4477 | PKFSOBJ pFsObj = kFsCacheLookupNoMissingA(g_pFsCache, pszFilename, &enmError);
|
|---|
| 4478 | if (pFsObj)
|
|---|
| 4479 | {
|
|---|
| 4480 | KBOOL fRc = kwFsObjCacheCreateFile(pFsObj, dwDesiredAccess, pSecAttrs && pSecAttrs->bInheritHandle,
|
|---|
| 4481 | &hFile);
|
|---|
| 4482 | kFsCacheObjRelease(g_pFsCache, pFsObj);
|
|---|
| 4483 | if (fRc)
|
|---|
| 4484 | {
|
|---|
| 4485 | KWFS_LOG(("CreateFileA(%s) -> %p [cached]\n", pszFilename, hFile));
|
|---|
| 4486 | return hFile;
|
|---|
| 4487 | }
|
|---|
| 4488 | }
|
|---|
| 4489 | /* These are for nasm and yasm header searching. Cache will already
|
|---|
| 4490 | have checked the directories for the file, no need to call
|
|---|
| 4491 | CreateFile to do it again. */
|
|---|
| 4492 | else if (enmError == KFSLOOKUPERROR_NOT_FOUND)
|
|---|
| 4493 | {
|
|---|
| 4494 | KWFS_LOG(("CreateFileA(%s) -> INVALID_HANDLE_VALUE, ERROR_FILE_NOT_FOUND\n", pszFilename));
|
|---|
| 4495 | return INVALID_HANDLE_VALUE;
|
|---|
| 4496 | }
|
|---|
| 4497 | else if ( enmError == KFSLOOKUPERROR_PATH_COMP_NOT_FOUND
|
|---|
| 4498 | || enmError == KFSLOOKUPERROR_PATH_COMP_NOT_DIR)
|
|---|
| 4499 | {
|
|---|
| 4500 | KWFS_LOG(("CreateFileA(%s) -> INVALID_HANDLE_VALUE, ERROR_PATH_NOT_FOUND\n", pszFilename));
|
|---|
| 4501 | return INVALID_HANDLE_VALUE;
|
|---|
| 4502 | }
|
|---|
| 4503 |
|
|---|
| 4504 | /* fallback */
|
|---|
| 4505 | hFile = CreateFileA(pszFilename, dwDesiredAccess, dwShareMode, pSecAttrs,
|
|---|
| 4506 | dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
|
|---|
| 4507 | KWFS_LOG(("CreateFileA(%s) -> %p (err=%u) [fallback]\n", pszFilename, hFile, GetLastError()));
|
|---|
| 4508 | return hFile;
|
|---|
| 4509 | }
|
|---|
| 4510 | }
|
|---|
| 4511 | }
|
|---|
| 4512 | }
|
|---|
| 4513 | }
|
|---|
| 4514 |
|
|---|
| 4515 | hFile = CreateFileA(pszFilename, dwDesiredAccess, dwShareMode, pSecAttrs,
|
|---|
| 4516 | dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
|
|---|
| 4517 | KWFS_LOG(("CreateFileA(%s) -> %p\n", pszFilename, hFile));
|
|---|
| 4518 | return hFile;
|
|---|
| 4519 | }
|
|---|
| 4520 |
|
|---|
| 4521 |
|
|---|
| 4522 | /** Kernel32 - CreateFileW */
|
|---|
| 4523 | static HANDLE WINAPI kwSandbox_Kernel32_CreateFileW(LPCWSTR pwszFilename, DWORD dwDesiredAccess, DWORD dwShareMode,
|
|---|
| 4524 | LPSECURITY_ATTRIBUTES pSecAttrs, DWORD dwCreationDisposition,
|
|---|
| 4525 | DWORD dwFlagsAndAttributes, HANDLE hTemplateFile)
|
|---|
| 4526 | {
|
|---|
| 4527 | HANDLE hFile;
|
|---|
| 4528 |
|
|---|
| 4529 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 4530 | /* First check for temporary files (cl.exe only). */
|
|---|
| 4531 | if ( g_Sandbox.pTool->u.Sandboxed.enmHint == KWTOOLHINT_VISUAL_CPP_CL
|
|---|
| 4532 | && !(dwFlagsAndAttributes & (FILE_ATTRIBUTE_DIRECTORY | FILE_ATTRIBUTE_DEVICE | FILE_FLAG_BACKUP_SEMANTICS))
|
|---|
| 4533 | && !(dwDesiredAccess & (GENERIC_EXECUTE | FILE_EXECUTE))
|
|---|
| 4534 | && kwFsIsClTempFileW(pwszFilename))
|
|---|
| 4535 | {
|
|---|
| 4536 | hFile = kwFsTempFileCreateW(pwszFilename, dwDesiredAccess, dwCreationDisposition);
|
|---|
| 4537 | KWFS_LOG(("CreateFileW(%ls) -> %p [temp]\n", pwszFilename, hFile));
|
|---|
| 4538 | return hFile;
|
|---|
| 4539 | }
|
|---|
| 4540 | #endif
|
|---|
| 4541 |
|
|---|
| 4542 | /* Then check for include files and similar. */
|
|---|
| 4543 | if (dwCreationDisposition == FILE_OPEN_IF)
|
|---|
| 4544 | {
|
|---|
| 4545 | if ( dwDesiredAccess == GENERIC_READ
|
|---|
| 4546 | || dwDesiredAccess == FILE_GENERIC_READ)
|
|---|
| 4547 | {
|
|---|
| 4548 | if (dwShareMode & FILE_SHARE_READ)
|
|---|
| 4549 | {
|
|---|
| 4550 | if ( !pSecAttrs
|
|---|
| 4551 | || ( pSecAttrs->nLength == sizeof(*pSecAttrs)
|
|---|
| 4552 | && pSecAttrs->lpSecurityDescriptor == NULL ) )
|
|---|
| 4553 | {
|
|---|
| 4554 | if (kwFsIsCachablePathExtensionW(pwszFilename, K_FALSE /*fAttrQuery*/))
|
|---|
| 4555 | {
|
|---|
| 4556 | /** @todo rewrite to pure UTF-16. */
|
|---|
| 4557 | char szTmp[2048];
|
|---|
| 4558 | KSIZE cch = kwUtf16ToStr(pwszFilename, szTmp, sizeof(szTmp));
|
|---|
| 4559 | if (cch < sizeof(szTmp))
|
|---|
| 4560 | return kwSandbox_Kernel32_CreateFileA(szTmp, dwDesiredAccess, dwShareMode, pSecAttrs,
|
|---|
| 4561 | dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
|
|---|
| 4562 | }
|
|---|
| 4563 | }
|
|---|
| 4564 | else
|
|---|
| 4565 | KWFS_LOG(("CreateFileW: incompatible security attributes (nLength=%#x pDesc=%p)\n",
|
|---|
| 4566 | pSecAttrs->nLength, pSecAttrs->lpSecurityDescriptor));
|
|---|
| 4567 | }
|
|---|
| 4568 | else
|
|---|
| 4569 | KWFS_LOG(("CreateFileW: incompatible sharing mode %#x\n", dwShareMode));
|
|---|
| 4570 | }
|
|---|
| 4571 | else
|
|---|
| 4572 | KWFS_LOG(("CreateFileW: incompatible desired access %#x\n", dwDesiredAccess));
|
|---|
| 4573 | }
|
|---|
| 4574 | else
|
|---|
| 4575 | KWFS_LOG(("CreateFileW: incompatible disposition %u\n", dwCreationDisposition));
|
|---|
| 4576 | hFile = CreateFileW(pwszFilename, dwDesiredAccess, dwShareMode, pSecAttrs,
|
|---|
| 4577 | dwCreationDisposition, dwFlagsAndAttributes, hTemplateFile);
|
|---|
| 4578 | KWFS_LOG(("CreateFileW(%ls) -> %p\n", pwszFilename, hFile));
|
|---|
| 4579 | return hFile;
|
|---|
| 4580 | }
|
|---|
| 4581 |
|
|---|
| 4582 |
|
|---|
| 4583 | /** Kernel32 - SetFilePointer */
|
|---|
| 4584 | static DWORD WINAPI kwSandbox_Kernel32_SetFilePointer(HANDLE hFile, LONG cbMove, PLONG pcbMoveHi, DWORD dwMoveMethod)
|
|---|
| 4585 | {
|
|---|
| 4586 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 4587 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 4588 | {
|
|---|
| 4589 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 4590 | if (pHandle != NULL)
|
|---|
| 4591 | {
|
|---|
| 4592 | KU32 cbFile;
|
|---|
| 4593 | KI64 offMove = pcbMoveHi ? ((KI64)*pcbMoveHi << 32) | cbMove : cbMove;
|
|---|
| 4594 | switch (pHandle->enmType)
|
|---|
| 4595 | {
|
|---|
| 4596 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 4597 | cbFile = pHandle->u.pCachedFile->cbCached;
|
|---|
| 4598 | break;
|
|---|
| 4599 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 4600 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 4601 | cbFile = pHandle->u.pTempFile->cbFile;
|
|---|
| 4602 | break;
|
|---|
| 4603 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 4604 | #endif
|
|---|
| 4605 | default:
|
|---|
| 4606 | kHlpAssertFailed();
|
|---|
| 4607 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 4608 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4609 | }
|
|---|
| 4610 |
|
|---|
| 4611 | switch (dwMoveMethod)
|
|---|
| 4612 | {
|
|---|
| 4613 | case FILE_BEGIN:
|
|---|
| 4614 | break;
|
|---|
| 4615 | case FILE_CURRENT:
|
|---|
| 4616 | offMove += pHandle->offFile;
|
|---|
| 4617 | break;
|
|---|
| 4618 | case FILE_END:
|
|---|
| 4619 | offMove += cbFile;
|
|---|
| 4620 | break;
|
|---|
| 4621 | default:
|
|---|
| 4622 | KWFS_LOG(("SetFilePointer(%p) - invalid seek method %u! [cached]\n", hFile));
|
|---|
| 4623 | SetLastError(ERROR_INVALID_PARAMETER);
|
|---|
| 4624 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4625 | }
|
|---|
| 4626 | if (offMove >= 0)
|
|---|
| 4627 | {
|
|---|
| 4628 | if (offMove >= (KSSIZE)cbFile)
|
|---|
| 4629 | {
|
|---|
| 4630 | /* For read-only files, seeking beyond the end isn't useful to us, so clamp it. */
|
|---|
| 4631 | if (pHandle->enmType != KWHANDLETYPE_TEMP_FILE)
|
|---|
| 4632 | offMove = (KSSIZE)cbFile;
|
|---|
| 4633 | /* For writable files, seeking beyond the end is fine, but check that we've got
|
|---|
| 4634 | the type range for the request. */
|
|---|
| 4635 | else if (((KU64)offMove & KU32_MAX) != (KU64)offMove)
|
|---|
| 4636 | {
|
|---|
| 4637 | kHlpAssertMsgFailed(("%#llx\n", offMove));
|
|---|
| 4638 | SetLastError(ERROR_SEEK);
|
|---|
| 4639 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4640 | }
|
|---|
| 4641 | }
|
|---|
| 4642 | pHandle->offFile = (KU32)offMove;
|
|---|
| 4643 | }
|
|---|
| 4644 | else
|
|---|
| 4645 | {
|
|---|
| 4646 | KWFS_LOG(("SetFilePointer(%p) - negative seek! [cached]\n", hFile));
|
|---|
| 4647 | SetLastError(ERROR_NEGATIVE_SEEK);
|
|---|
| 4648 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4649 | }
|
|---|
| 4650 | if (pcbMoveHi)
|
|---|
| 4651 | *pcbMoveHi = (KU64)offMove >> 32;
|
|---|
| 4652 | KWFS_LOG(("SetFilePointer(%p) -> %#llx [cached]\n", hFile, offMove));
|
|---|
| 4653 | SetLastError(NO_ERROR);
|
|---|
| 4654 | return (KU32)offMove;
|
|---|
| 4655 | }
|
|---|
| 4656 | }
|
|---|
| 4657 | KWFS_LOG(("SetFilePointer(%p)\n", hFile));
|
|---|
| 4658 | return SetFilePointer(hFile, cbMove, pcbMoveHi, dwMoveMethod);
|
|---|
| 4659 | }
|
|---|
| 4660 |
|
|---|
| 4661 |
|
|---|
| 4662 | /** Kernel32 - SetFilePointerEx */
|
|---|
| 4663 | static BOOL WINAPI kwSandbox_Kernel32_SetFilePointerEx(HANDLE hFile, LARGE_INTEGER offMove, PLARGE_INTEGER poffNew,
|
|---|
| 4664 | DWORD dwMoveMethod)
|
|---|
| 4665 | {
|
|---|
| 4666 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 4667 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 4668 | {
|
|---|
| 4669 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 4670 | if (pHandle != NULL)
|
|---|
| 4671 | {
|
|---|
| 4672 | KI64 offMyMove = offMove.QuadPart;
|
|---|
| 4673 | KU32 cbFile;
|
|---|
| 4674 | switch (pHandle->enmType)
|
|---|
| 4675 | {
|
|---|
| 4676 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 4677 | cbFile = pHandle->u.pCachedFile->cbCached;
|
|---|
| 4678 | break;
|
|---|
| 4679 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 4680 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 4681 | cbFile = pHandle->u.pTempFile->cbFile;
|
|---|
| 4682 | break;
|
|---|
| 4683 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 4684 | #endif
|
|---|
| 4685 | default:
|
|---|
| 4686 | kHlpAssertFailed();
|
|---|
| 4687 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 4688 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4689 | }
|
|---|
| 4690 |
|
|---|
| 4691 | switch (dwMoveMethod)
|
|---|
| 4692 | {
|
|---|
| 4693 | case FILE_BEGIN:
|
|---|
| 4694 | break;
|
|---|
| 4695 | case FILE_CURRENT:
|
|---|
| 4696 | offMyMove += pHandle->offFile;
|
|---|
| 4697 | break;
|
|---|
| 4698 | case FILE_END:
|
|---|
| 4699 | offMyMove += cbFile;
|
|---|
| 4700 | break;
|
|---|
| 4701 | default:
|
|---|
| 4702 | KWFS_LOG(("SetFilePointer(%p) - invalid seek method %u! [cached]\n", hFile));
|
|---|
| 4703 | SetLastError(ERROR_INVALID_PARAMETER);
|
|---|
| 4704 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4705 | }
|
|---|
| 4706 | if (offMyMove >= 0)
|
|---|
| 4707 | {
|
|---|
| 4708 | if (offMyMove >= (KSSIZE)cbFile)
|
|---|
| 4709 | {
|
|---|
| 4710 | /* For read-only files, seeking beyond the end isn't useful to us, so clamp it. */
|
|---|
| 4711 | if (pHandle->enmType != KWHANDLETYPE_TEMP_FILE)
|
|---|
| 4712 | offMyMove = (KSSIZE)cbFile;
|
|---|
| 4713 | /* For writable files, seeking beyond the end is fine, but check that we've got
|
|---|
| 4714 | the type range for the request. */
|
|---|
| 4715 | else if (((KU64)offMyMove & KU32_MAX) != (KU64)offMyMove)
|
|---|
| 4716 | {
|
|---|
| 4717 | kHlpAssertMsgFailed(("%#llx\n", offMyMove));
|
|---|
| 4718 | SetLastError(ERROR_SEEK);
|
|---|
| 4719 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4720 | }
|
|---|
| 4721 | }
|
|---|
| 4722 | pHandle->offFile = (KU32)offMyMove;
|
|---|
| 4723 | }
|
|---|
| 4724 | else
|
|---|
| 4725 | {
|
|---|
| 4726 | KWFS_LOG(("SetFilePointerEx(%p) - negative seek! [cached]\n", hFile));
|
|---|
| 4727 | SetLastError(ERROR_NEGATIVE_SEEK);
|
|---|
| 4728 | return INVALID_SET_FILE_POINTER;
|
|---|
| 4729 | }
|
|---|
| 4730 | if (poffNew)
|
|---|
| 4731 | poffNew->QuadPart = offMyMove;
|
|---|
| 4732 | KWFS_LOG(("SetFilePointerEx(%p) -> TRUE, %#llx [cached]\n", hFile, offMyMove));
|
|---|
| 4733 | return TRUE;
|
|---|
| 4734 | }
|
|---|
| 4735 | }
|
|---|
| 4736 | KWFS_LOG(("SetFilePointerEx(%p)\n", hFile));
|
|---|
| 4737 | return SetFilePointerEx(hFile, offMove, poffNew, dwMoveMethod);
|
|---|
| 4738 | }
|
|---|
| 4739 |
|
|---|
| 4740 |
|
|---|
| 4741 | /** Kernel32 - ReadFile */
|
|---|
| 4742 | static BOOL WINAPI kwSandbox_Kernel32_ReadFile(HANDLE hFile, LPVOID pvBuffer, DWORD cbToRead, LPDWORD pcbActuallyRead,
|
|---|
| 4743 | LPOVERLAPPED pOverlapped)
|
|---|
| 4744 | {
|
|---|
| 4745 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 4746 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 4747 | {
|
|---|
| 4748 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 4749 | if (pHandle != NULL)
|
|---|
| 4750 | {
|
|---|
| 4751 | switch (pHandle->enmType)
|
|---|
| 4752 | {
|
|---|
| 4753 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 4754 | {
|
|---|
| 4755 | PKFSWCACHEDFILE pCachedFile = pHandle->u.pCachedFile;
|
|---|
| 4756 | KU32 cbActually = pCachedFile->cbCached - pHandle->offFile;
|
|---|
| 4757 | if (cbActually > cbToRead)
|
|---|
| 4758 | cbActually = cbToRead;
|
|---|
| 4759 | else if (cbActually < cbToRead) // debug debug debug
|
|---|
| 4760 | kHlpMemSet((KU8 *)pvBuffer + cbActually, '\0', cbToRead - cbActually); // debug debug debug
|
|---|
| 4761 |
|
|---|
| 4762 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 4763 | if (g_Sandbox.pHashHead)
|
|---|
| 4764 | {
|
|---|
| 4765 | g_Sandbox.LastHashRead.pCachedFile = pCachedFile;
|
|---|
| 4766 | g_Sandbox.LastHashRead.offRead = pHandle->offFile;
|
|---|
| 4767 | g_Sandbox.LastHashRead.cbRead = cbActually;
|
|---|
| 4768 | g_Sandbox.LastHashRead.pvRead = pvBuffer;
|
|---|
| 4769 | }
|
|---|
| 4770 | #endif
|
|---|
| 4771 |
|
|---|
| 4772 | kHlpMemCopy(pvBuffer, &pCachedFile->pbCached[pHandle->offFile], cbActually);
|
|---|
| 4773 | pHandle->offFile += cbActually;
|
|---|
| 4774 |
|
|---|
| 4775 | kHlpAssert(!pOverlapped); kHlpAssert(pcbActuallyRead);
|
|---|
| 4776 | *pcbActuallyRead = cbActually;
|
|---|
| 4777 |
|
|---|
| 4778 | KWFS_LOG(("ReadFile(%p,,%#x) -> TRUE, %#x bytes [cached]\n", hFile, cbToRead, cbActually));
|
|---|
| 4779 | return TRUE;
|
|---|
| 4780 | }
|
|---|
| 4781 |
|
|---|
| 4782 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 4783 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 4784 | {
|
|---|
| 4785 | PKWFSTEMPFILE pTempFile = pHandle->u.pTempFile;
|
|---|
| 4786 | KU32 cbActually;
|
|---|
| 4787 | if (pHandle->offFile < pTempFile->cbFile)
|
|---|
| 4788 | {
|
|---|
| 4789 | cbActually = pTempFile->cbFile - pHandle->offFile;
|
|---|
| 4790 | if (cbActually > cbToRead)
|
|---|
| 4791 | cbActually = cbToRead;
|
|---|
| 4792 |
|
|---|
| 4793 | /* Copy the data. */
|
|---|
| 4794 | if (cbActually > 0)
|
|---|
| 4795 | {
|
|---|
| 4796 | KU32 cbLeft;
|
|---|
| 4797 | KU32 offSeg;
|
|---|
| 4798 | KWFSTEMPFILESEG const *paSegs = pTempFile->paSegs;
|
|---|
| 4799 |
|
|---|
| 4800 | /* Locate the segment containing the byte at offFile. */
|
|---|
| 4801 | KU32 iSeg = pTempFile->cSegs - 1;
|
|---|
| 4802 | kHlpAssert(pTempFile->cSegs > 0);
|
|---|
| 4803 | while (paSegs[iSeg].offData > pHandle->offFile)
|
|---|
| 4804 | iSeg--;
|
|---|
| 4805 |
|
|---|
| 4806 | /* Copy out the data. */
|
|---|
| 4807 | cbLeft = cbActually;
|
|---|
| 4808 | offSeg = (pHandle->offFile - paSegs[iSeg].offData);
|
|---|
| 4809 | for (;;)
|
|---|
| 4810 | {
|
|---|
| 4811 | KU32 cbAvail = paSegs[iSeg].cbDataAlloc - offSeg;
|
|---|
| 4812 | if (cbAvail >= cbLeft)
|
|---|
| 4813 | {
|
|---|
| 4814 | kHlpMemCopy(pvBuffer, &paSegs[iSeg].pbData[offSeg], cbLeft);
|
|---|
| 4815 | break;
|
|---|
| 4816 | }
|
|---|
| 4817 |
|
|---|
| 4818 | pvBuffer = kHlpMemPCopy(pvBuffer, &paSegs[iSeg].pbData[offSeg], cbAvail);
|
|---|
| 4819 | cbLeft -= cbAvail;
|
|---|
| 4820 | offSeg = 0;
|
|---|
| 4821 | iSeg++;
|
|---|
| 4822 | kHlpAssert(iSeg < pTempFile->cSegs);
|
|---|
| 4823 | }
|
|---|
| 4824 |
|
|---|
| 4825 | /* Update the file offset. */
|
|---|
| 4826 | pHandle->offFile += cbActually;
|
|---|
| 4827 | }
|
|---|
| 4828 | }
|
|---|
| 4829 | /* Read does not commit file space, so return zero bytes. */
|
|---|
| 4830 | else
|
|---|
| 4831 | cbActually = 0;
|
|---|
| 4832 |
|
|---|
| 4833 | kHlpAssert(!pOverlapped); kHlpAssert(pcbActuallyRead);
|
|---|
| 4834 | *pcbActuallyRead = cbActually;
|
|---|
| 4835 |
|
|---|
| 4836 | KWFS_LOG(("ReadFile(%p,,%#x) -> TRUE, %#x bytes [temp]\n", hFile, cbToRead, (KU32)cbActually));
|
|---|
| 4837 | return TRUE;
|
|---|
| 4838 | }
|
|---|
| 4839 |
|
|---|
| 4840 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 4841 | #endif /* WITH_TEMP_MEMORY_FILES */
|
|---|
| 4842 | default:
|
|---|
| 4843 | kHlpAssertFailed();
|
|---|
| 4844 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 4845 | *pcbActuallyRead = 0;
|
|---|
| 4846 | return FALSE;
|
|---|
| 4847 | }
|
|---|
| 4848 | }
|
|---|
| 4849 | }
|
|---|
| 4850 |
|
|---|
| 4851 | KWFS_LOG(("ReadFile(%p)\n", hFile));
|
|---|
| 4852 | return ReadFile(hFile, pvBuffer, cbToRead, pcbActuallyRead, pOverlapped);
|
|---|
| 4853 | }
|
|---|
| 4854 |
|
|---|
| 4855 |
|
|---|
| 4856 | /** Kernel32 - ReadFileEx */
|
|---|
| 4857 | static BOOL WINAPI kwSandbox_Kernel32_ReadFileEx(HANDLE hFile, LPVOID pvBuffer, DWORD cbToRead, LPOVERLAPPED pOverlapped,
|
|---|
| 4858 | LPOVERLAPPED_COMPLETION_ROUTINE pfnCompletionRoutine)
|
|---|
| 4859 | {
|
|---|
| 4860 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 4861 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 4862 | {
|
|---|
| 4863 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 4864 | if (pHandle != NULL)
|
|---|
| 4865 | {
|
|---|
| 4866 | kHlpAssertFailed();
|
|---|
| 4867 | }
|
|---|
| 4868 | }
|
|---|
| 4869 |
|
|---|
| 4870 | KWFS_LOG(("ReadFile(%p)\n", hFile));
|
|---|
| 4871 | return ReadFileEx(hFile, pvBuffer, cbToRead, pOverlapped, pfnCompletionRoutine);
|
|---|
| 4872 | }
|
|---|
| 4873 |
|
|---|
| 4874 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 4875 |
|
|---|
| 4876 | static KBOOL kwFsTempFileEnsureSpace(PKWFSTEMPFILE pTempFile, KU32 offFile, KU32 cbNeeded)
|
|---|
| 4877 | {
|
|---|
| 4878 | KU32 cbMinFile = offFile + cbNeeded;
|
|---|
| 4879 | if (cbMinFile >= offFile)
|
|---|
| 4880 | {
|
|---|
| 4881 | /* Calc how much space we've already allocated and */
|
|---|
| 4882 | if (cbMinFile <= pTempFile->cbFileAllocated)
|
|---|
| 4883 | return K_TRUE;
|
|---|
| 4884 |
|
|---|
| 4885 | /* Grow the file. */
|
|---|
| 4886 | if (cbMinFile <= KWFS_TEMP_FILE_MAX)
|
|---|
| 4887 | {
|
|---|
| 4888 | int rc;
|
|---|
| 4889 | KU32 cSegs = pTempFile->cSegs;
|
|---|
| 4890 | KU32 cbNewSeg = cbMinFile > 4*1024*1024 ? 256*1024 : 4*1024*1024;
|
|---|
| 4891 | do
|
|---|
| 4892 | {
|
|---|
| 4893 | /* grow the segment array? */
|
|---|
| 4894 | if ((cSegs % 16) == 0)
|
|---|
| 4895 | {
|
|---|
| 4896 | void *pvNew = kHlpRealloc(pTempFile->paSegs, (cSegs + 16) * sizeof(pTempFile->paSegs[0]));
|
|---|
| 4897 | if (!pvNew)
|
|---|
| 4898 | return K_FALSE;
|
|---|
| 4899 | pTempFile->paSegs = (PKWFSTEMPFILESEG)pvNew;
|
|---|
| 4900 | }
|
|---|
| 4901 |
|
|---|
| 4902 | /* Use page alloc here to simplify mapping later. */
|
|---|
| 4903 | rc = kHlpPageAlloc((void **)&pTempFile->paSegs[cSegs].pbData, cbNewSeg, KPROT_READWRITE, K_FALSE);
|
|---|
| 4904 | if (rc == 0)
|
|---|
| 4905 | { /* likely */ }
|
|---|
| 4906 | else
|
|---|
| 4907 | {
|
|---|
| 4908 | cbNewSeg = 64*1024;
|
|---|
| 4909 | rc = kHlpPageAlloc((void **)&pTempFile->paSegs[cSegs].pbData, cbNewSeg, KPROT_READWRITE, K_FALSE);
|
|---|
| 4910 | if (rc != 0)
|
|---|
| 4911 | {
|
|---|
| 4912 | kHlpAssertFailed();
|
|---|
| 4913 | return K_FALSE;
|
|---|
| 4914 | }
|
|---|
| 4915 | }
|
|---|
| 4916 | pTempFile->paSegs[cSegs].offData = pTempFile->cbFileAllocated;
|
|---|
| 4917 | pTempFile->paSegs[cSegs].cbDataAlloc = cbNewSeg;
|
|---|
| 4918 | pTempFile->cbFileAllocated += cbNewSeg;
|
|---|
| 4919 | pTempFile->cSegs = ++cSegs;
|
|---|
| 4920 |
|
|---|
| 4921 | } while (pTempFile->cbFileAllocated < cbMinFile);
|
|---|
| 4922 |
|
|---|
| 4923 | return K_TRUE;
|
|---|
| 4924 | }
|
|---|
| 4925 | }
|
|---|
| 4926 |
|
|---|
| 4927 | kHlpAssertMsgFailed(("Out of bounds offFile=%#x + cbNeeded=%#x = %#x\n", offFile, cbNeeded, offFile + cbNeeded));
|
|---|
| 4928 | return K_FALSE;
|
|---|
| 4929 | }
|
|---|
| 4930 |
|
|---|
| 4931 |
|
|---|
| 4932 | /** Kernel32 - WriteFile */
|
|---|
| 4933 | static BOOL WINAPI kwSandbox_Kernel32_WriteFile(HANDLE hFile, LPCVOID pvBuffer, DWORD cbToWrite, LPDWORD pcbActuallyWritten,
|
|---|
| 4934 | LPOVERLAPPED pOverlapped)
|
|---|
| 4935 | {
|
|---|
| 4936 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 4937 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 4938 | {
|
|---|
| 4939 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 4940 | if (pHandle != NULL)
|
|---|
| 4941 | {
|
|---|
| 4942 | switch (pHandle->enmType)
|
|---|
| 4943 | {
|
|---|
| 4944 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 4945 | {
|
|---|
| 4946 | PKWFSTEMPFILE pTempFile = pHandle->u.pTempFile;
|
|---|
| 4947 |
|
|---|
| 4948 | kHlpAssert(!pOverlapped);
|
|---|
| 4949 | kHlpAssert(pcbActuallyWritten);
|
|---|
| 4950 |
|
|---|
| 4951 | if (kwFsTempFileEnsureSpace(pTempFile, pHandle->offFile, cbToWrite))
|
|---|
| 4952 | {
|
|---|
| 4953 | KU32 cbLeft;
|
|---|
| 4954 | KU32 offSeg;
|
|---|
| 4955 |
|
|---|
| 4956 | /* Locate the segment containing the byte at offFile. */
|
|---|
| 4957 | KWFSTEMPFILESEG const *paSegs = pTempFile->paSegs;
|
|---|
| 4958 | KU32 iSeg = pTempFile->cSegs - 1;
|
|---|
| 4959 | kHlpAssert(pTempFile->cSegs > 0);
|
|---|
| 4960 | while (paSegs[iSeg].offData > pHandle->offFile)
|
|---|
| 4961 | iSeg--;
|
|---|
| 4962 |
|
|---|
| 4963 | /* Copy in the data. */
|
|---|
| 4964 | cbLeft = cbToWrite;
|
|---|
| 4965 | offSeg = (pHandle->offFile - paSegs[iSeg].offData);
|
|---|
| 4966 | for (;;)
|
|---|
| 4967 | {
|
|---|
| 4968 | KU32 cbAvail = paSegs[iSeg].cbDataAlloc - offSeg;
|
|---|
| 4969 | if (cbAvail >= cbLeft)
|
|---|
| 4970 | {
|
|---|
| 4971 | kHlpMemCopy(&paSegs[iSeg].pbData[offSeg], pvBuffer, cbLeft);
|
|---|
| 4972 | break;
|
|---|
| 4973 | }
|
|---|
| 4974 |
|
|---|
| 4975 | kHlpMemCopy(&paSegs[iSeg].pbData[offSeg], pvBuffer, cbAvail);
|
|---|
| 4976 | pvBuffer = (KU8 const *)pvBuffer + cbAvail;
|
|---|
| 4977 | cbLeft -= cbAvail;
|
|---|
| 4978 | offSeg = 0;
|
|---|
| 4979 | iSeg++;
|
|---|
| 4980 | kHlpAssert(iSeg < pTempFile->cSegs);
|
|---|
| 4981 | }
|
|---|
| 4982 |
|
|---|
| 4983 | /* Update the file offset. */
|
|---|
| 4984 | pHandle->offFile += cbToWrite;
|
|---|
| 4985 | if (pHandle->offFile > pTempFile->cbFile)
|
|---|
| 4986 | pTempFile->cbFile = pHandle->offFile;
|
|---|
| 4987 |
|
|---|
| 4988 | *pcbActuallyWritten = cbToWrite;
|
|---|
| 4989 | KWFS_LOG(("WriteFile(%p,,%#x) -> TRUE [temp]\n", hFile, cbToWrite));
|
|---|
| 4990 | return TRUE;
|
|---|
| 4991 | }
|
|---|
| 4992 |
|
|---|
| 4993 | kHlpAssertFailed();
|
|---|
| 4994 | *pcbActuallyWritten = 0;
|
|---|
| 4995 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 4996 | return FALSE;
|
|---|
| 4997 | }
|
|---|
| 4998 |
|
|---|
| 4999 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5000 | kHlpAssertFailed();
|
|---|
| 5001 | SetLastError(ERROR_ACCESS_DENIED);
|
|---|
| 5002 | *pcbActuallyWritten = 0;
|
|---|
| 5003 | return FALSE;
|
|---|
| 5004 |
|
|---|
| 5005 | default:
|
|---|
| 5006 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 5007 | kHlpAssertFailed();
|
|---|
| 5008 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 5009 | *pcbActuallyWritten = 0;
|
|---|
| 5010 | return FALSE;
|
|---|
| 5011 | }
|
|---|
| 5012 | }
|
|---|
| 5013 | }
|
|---|
| 5014 |
|
|---|
| 5015 | KWFS_LOG(("WriteFile(%p)\n", hFile));
|
|---|
| 5016 | return WriteFile(hFile, pvBuffer, cbToWrite, pcbActuallyWritten, pOverlapped);
|
|---|
| 5017 | }
|
|---|
| 5018 |
|
|---|
| 5019 |
|
|---|
| 5020 | /** Kernel32 - WriteFileEx */
|
|---|
| 5021 | static BOOL WINAPI kwSandbox_Kernel32_WriteFileEx(HANDLE hFile, LPCVOID pvBuffer, DWORD cbToWrite, LPOVERLAPPED pOverlapped,
|
|---|
| 5022 | LPOVERLAPPED_COMPLETION_ROUTINE pfnCompletionRoutine)
|
|---|
| 5023 | {
|
|---|
| 5024 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5025 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5026 | {
|
|---|
| 5027 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5028 | if (pHandle != NULL)
|
|---|
| 5029 | {
|
|---|
| 5030 | kHlpAssertFailed();
|
|---|
| 5031 | }
|
|---|
| 5032 | }
|
|---|
| 5033 |
|
|---|
| 5034 | KWFS_LOG(("WriteFileEx(%p)\n", hFile));
|
|---|
| 5035 | return WriteFileEx(hFile, pvBuffer, cbToWrite, pOverlapped, pfnCompletionRoutine);
|
|---|
| 5036 | }
|
|---|
| 5037 |
|
|---|
| 5038 |
|
|---|
| 5039 | /** Kernel32 - SetEndOfFile; */
|
|---|
| 5040 | static BOOL WINAPI kwSandbox_Kernel32_SetEndOfFile(HANDLE hFile)
|
|---|
| 5041 | {
|
|---|
| 5042 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5043 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5044 | {
|
|---|
| 5045 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5046 | if (pHandle != NULL)
|
|---|
| 5047 | {
|
|---|
| 5048 | switch (pHandle->enmType)
|
|---|
| 5049 | {
|
|---|
| 5050 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5051 | {
|
|---|
| 5052 | PKWFSTEMPFILE pTempFile = pHandle->u.pTempFile;
|
|---|
| 5053 | if ( pHandle->offFile > pTempFile->cbFile
|
|---|
| 5054 | && !kwFsTempFileEnsureSpace(pTempFile, pHandle->offFile, 0))
|
|---|
| 5055 | {
|
|---|
| 5056 | kHlpAssertFailed();
|
|---|
| 5057 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 5058 | return FALSE;
|
|---|
| 5059 | }
|
|---|
| 5060 |
|
|---|
| 5061 | pTempFile->cbFile = pHandle->offFile;
|
|---|
| 5062 | KWFS_LOG(("SetEndOfFile(%p) -> TRUE (cbFile=%#x)\n", hFile, pTempFile->cbFile));
|
|---|
| 5063 | return TRUE;
|
|---|
| 5064 | }
|
|---|
| 5065 |
|
|---|
| 5066 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5067 | kHlpAssertFailed();
|
|---|
| 5068 | SetLastError(ERROR_ACCESS_DENIED);
|
|---|
| 5069 | return FALSE;
|
|---|
| 5070 |
|
|---|
| 5071 | default:
|
|---|
| 5072 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 5073 | kHlpAssertFailed();
|
|---|
| 5074 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 5075 | return FALSE;
|
|---|
| 5076 | }
|
|---|
| 5077 | }
|
|---|
| 5078 | }
|
|---|
| 5079 |
|
|---|
| 5080 | KWFS_LOG(("SetEndOfFile(%p)\n", hFile));
|
|---|
| 5081 | return SetEndOfFile(hFile);
|
|---|
| 5082 | }
|
|---|
| 5083 |
|
|---|
| 5084 |
|
|---|
| 5085 | /** Kernel32 - GetFileType */
|
|---|
| 5086 | static BOOL WINAPI kwSandbox_Kernel32_GetFileType(HANDLE hFile)
|
|---|
| 5087 | {
|
|---|
| 5088 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5089 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5090 | {
|
|---|
| 5091 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5092 | if (pHandle != NULL)
|
|---|
| 5093 | {
|
|---|
| 5094 | switch (pHandle->enmType)
|
|---|
| 5095 | {
|
|---|
| 5096 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5097 | KWFS_LOG(("GetFileType(%p) -> FILE_TYPE_DISK [cached]\n", hFile));
|
|---|
| 5098 | return FILE_TYPE_DISK;
|
|---|
| 5099 |
|
|---|
| 5100 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5101 | KWFS_LOG(("GetFileType(%p) -> FILE_TYPE_DISK [temp]\n", hFile));
|
|---|
| 5102 | return FILE_TYPE_DISK;
|
|---|
| 5103 | }
|
|---|
| 5104 | }
|
|---|
| 5105 | }
|
|---|
| 5106 |
|
|---|
| 5107 | KWFS_LOG(("GetFileType(%p)\n", hFile));
|
|---|
| 5108 | return GetFileType(hFile);
|
|---|
| 5109 | }
|
|---|
| 5110 |
|
|---|
| 5111 |
|
|---|
| 5112 | /** Kernel32 - GetFileSize */
|
|---|
| 5113 | static DWORD WINAPI kwSandbox_Kernel32_GetFileSize(HANDLE hFile, LPDWORD pcbHighDword)
|
|---|
| 5114 | {
|
|---|
| 5115 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5116 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5117 | {
|
|---|
| 5118 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5119 | if (pHandle != NULL)
|
|---|
| 5120 | {
|
|---|
| 5121 | if (pcbHighDword)
|
|---|
| 5122 | *pcbHighDword = 0;
|
|---|
| 5123 | SetLastError(NO_ERROR);
|
|---|
| 5124 | switch (pHandle->enmType)
|
|---|
| 5125 | {
|
|---|
| 5126 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5127 | KWFS_LOG(("GetFileSize(%p) -> %#x [cached]\n", hFile, pHandle->u.pCachedFile->cbCached));
|
|---|
| 5128 | return pHandle->u.pCachedFile->cbCached;
|
|---|
| 5129 |
|
|---|
| 5130 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5131 | KWFS_LOG(("GetFileSize(%p) -> %#x [temp]\n", hFile, pHandle->u.pTempFile->cbFile));
|
|---|
| 5132 | return pHandle->u.pTempFile->cbFile;
|
|---|
| 5133 |
|
|---|
| 5134 | default:
|
|---|
| 5135 | kHlpAssertFailed();
|
|---|
| 5136 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 5137 | return INVALID_FILE_SIZE;
|
|---|
| 5138 | }
|
|---|
| 5139 | }
|
|---|
| 5140 | }
|
|---|
| 5141 |
|
|---|
| 5142 | KWFS_LOG(("GetFileSize(%p,)\n", hFile));
|
|---|
| 5143 | return GetFileSize(hFile, pcbHighDword);
|
|---|
| 5144 | }
|
|---|
| 5145 |
|
|---|
| 5146 |
|
|---|
| 5147 | /** Kernel32 - GetFileSizeEx */
|
|---|
| 5148 | static BOOL WINAPI kwSandbox_Kernel32_GetFileSizeEx(HANDLE hFile, PLARGE_INTEGER pcbFile)
|
|---|
| 5149 | {
|
|---|
| 5150 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5151 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5152 | {
|
|---|
| 5153 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5154 | if (pHandle != NULL)
|
|---|
| 5155 | {
|
|---|
| 5156 | switch (pHandle->enmType)
|
|---|
| 5157 | {
|
|---|
| 5158 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5159 | KWFS_LOG(("GetFileSizeEx(%p) -> TRUE, %#x [cached]\n", hFile, pHandle->u.pCachedFile->cbCached));
|
|---|
| 5160 | pcbFile->QuadPart = pHandle->u.pCachedFile->cbCached;
|
|---|
| 5161 | return TRUE;
|
|---|
| 5162 |
|
|---|
| 5163 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5164 | KWFS_LOG(("GetFileSizeEx(%p) -> TRUE, %#x [temp]\n", hFile, pHandle->u.pTempFile->cbFile));
|
|---|
| 5165 | pcbFile->QuadPart = pHandle->u.pTempFile->cbFile;
|
|---|
| 5166 | return TRUE;
|
|---|
| 5167 |
|
|---|
| 5168 | default:
|
|---|
| 5169 | kHlpAssertFailed();
|
|---|
| 5170 | SetLastError(ERROR_INVALID_FUNCTION);
|
|---|
| 5171 | return INVALID_FILE_SIZE;
|
|---|
| 5172 | }
|
|---|
| 5173 | }
|
|---|
| 5174 | }
|
|---|
| 5175 |
|
|---|
| 5176 | KWFS_LOG(("GetFileSizeEx(%p,)\n", hFile));
|
|---|
| 5177 | return GetFileSizeEx(hFile, pcbFile);
|
|---|
| 5178 | }
|
|---|
| 5179 |
|
|---|
| 5180 |
|
|---|
| 5181 | /** Kernel32 - CreateFileMapping */
|
|---|
| 5182 | static HANDLE WINAPI kwSandbox_Kernel32_CreateFileMappingW(HANDLE hFile, LPSECURITY_ATTRIBUTES pSecAttrs,
|
|---|
| 5183 | DWORD fProtect, DWORD dwMaximumSizeHigh,
|
|---|
| 5184 | DWORD dwMaximumSizeLow, LPCWSTR pwszName)
|
|---|
| 5185 | {
|
|---|
| 5186 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hFile);
|
|---|
| 5187 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5188 | {
|
|---|
| 5189 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5190 | if (pHandle != NULL)
|
|---|
| 5191 | {
|
|---|
| 5192 | switch (pHandle->enmType)
|
|---|
| 5193 | {
|
|---|
| 5194 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5195 | {
|
|---|
| 5196 | PKWFSTEMPFILE pTempFile = pHandle->u.pTempFile;
|
|---|
| 5197 | if ( ( fProtect == PAGE_READONLY
|
|---|
| 5198 | || fProtect == PAGE_EXECUTE_READ)
|
|---|
| 5199 | && dwMaximumSizeHigh == 0
|
|---|
| 5200 | && ( dwMaximumSizeLow == 0
|
|---|
| 5201 | || dwMaximumSizeLow == pTempFile->cbFile)
|
|---|
| 5202 | && pwszName == NULL)
|
|---|
| 5203 | {
|
|---|
| 5204 | HANDLE hMapping = kwFsTempFileCreateHandle(pHandle->u.pTempFile, GENERIC_READ, K_TRUE /*fMapping*/);
|
|---|
| 5205 | KWFS_LOG(("CreateFileMappingW(%p, %u) -> %p [temp]\n", hFile, fProtect, hMapping));
|
|---|
| 5206 | return hMapping;
|
|---|
| 5207 | }
|
|---|
| 5208 | kHlpAssertMsgFailed(("fProtect=%#x cb=%#x'%08x name=%p\n",
|
|---|
| 5209 | fProtect, dwMaximumSizeHigh, dwMaximumSizeLow, pwszName));
|
|---|
| 5210 | SetLastError(ERROR_ACCESS_DENIED);
|
|---|
| 5211 | return INVALID_HANDLE_VALUE;
|
|---|
| 5212 | }
|
|---|
| 5213 | }
|
|---|
| 5214 | }
|
|---|
| 5215 | }
|
|---|
| 5216 |
|
|---|
| 5217 | KWFS_LOG(("CreateFileMappingW(%p)\n", hFile));
|
|---|
| 5218 | return CreateFileMappingW(hFile, pSecAttrs, fProtect, dwMaximumSizeHigh, dwMaximumSizeLow, pwszName);
|
|---|
| 5219 | }
|
|---|
| 5220 |
|
|---|
| 5221 | /** Kernel32 - MapViewOfFile */
|
|---|
| 5222 | static HANDLE WINAPI kwSandbox_Kernel32_MapViewOfFile(HANDLE hSection, DWORD dwDesiredAccess,
|
|---|
| 5223 | DWORD offFileHigh, DWORD offFileLow, SIZE_T cbToMap)
|
|---|
| 5224 | {
|
|---|
| 5225 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hSection);
|
|---|
| 5226 | if (idxHandle < g_Sandbox.cHandles)
|
|---|
| 5227 | {
|
|---|
| 5228 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5229 | if (pHandle != NULL)
|
|---|
| 5230 | {
|
|---|
| 5231 | switch (pHandle->enmType)
|
|---|
| 5232 | {
|
|---|
| 5233 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 5234 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 5235 | kHlpAssertFailed();
|
|---|
| 5236 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 5237 | return NULL;
|
|---|
| 5238 |
|
|---|
| 5239 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 5240 | {
|
|---|
| 5241 | PKWFSTEMPFILE pTempFile = pHandle->u.pTempFile;
|
|---|
| 5242 | if ( dwDesiredAccess == FILE_MAP_READ
|
|---|
| 5243 | && offFileHigh == 0
|
|---|
| 5244 | && offFileLow == 0
|
|---|
| 5245 | && (cbToMap == 0 || cbToMap == pTempFile->cbFile) )
|
|---|
| 5246 | {
|
|---|
| 5247 | kHlpAssert(pTempFile->cMappings == 0 || pTempFile->cSegs == 1);
|
|---|
| 5248 | if (pTempFile->cSegs != 1)
|
|---|
| 5249 | {
|
|---|
| 5250 | KU32 iSeg;
|
|---|
| 5251 | KU32 cbLeft;
|
|---|
| 5252 | KU32 cbAll = pTempFile->cbFile ? (KU32)K_ALIGN_Z(pTempFile->cbFile, 0x2000) : 0x1000;
|
|---|
| 5253 | KU8 *pbAll = NULL;
|
|---|
| 5254 | int rc = kHlpPageAlloc((void **)&pbAll, cbAll, KPROT_READWRITE, K_FALSE);
|
|---|
| 5255 | if (rc != 0)
|
|---|
| 5256 | {
|
|---|
| 5257 | kHlpAssertFailed();
|
|---|
| 5258 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 5259 | return NULL;
|
|---|
| 5260 | }
|
|---|
| 5261 |
|
|---|
| 5262 | cbLeft = pTempFile->cbFile;
|
|---|
| 5263 | for (iSeg = 0; iSeg < pTempFile->cSegs && cbLeft > 0; iSeg++)
|
|---|
| 5264 | {
|
|---|
| 5265 | KU32 cbToCopy = K_MIN(cbLeft, pTempFile->paSegs[iSeg].cbDataAlloc);
|
|---|
| 5266 | kHlpMemCopy(&pbAll[pTempFile->paSegs[iSeg].offData], pTempFile->paSegs[iSeg].pbData, cbToCopy);
|
|---|
| 5267 | cbLeft -= cbToCopy;
|
|---|
| 5268 | }
|
|---|
| 5269 |
|
|---|
| 5270 | for (iSeg = 0; iSeg < pTempFile->cSegs; iSeg++)
|
|---|
| 5271 | {
|
|---|
| 5272 | kHlpPageFree(pTempFile->paSegs[iSeg].pbData, pTempFile->paSegs[iSeg].cbDataAlloc);
|
|---|
| 5273 | pTempFile->paSegs[iSeg].pbData = NULL;
|
|---|
| 5274 | pTempFile->paSegs[iSeg].cbDataAlloc = 0;
|
|---|
| 5275 | }
|
|---|
| 5276 |
|
|---|
| 5277 | pTempFile->cSegs = 1;
|
|---|
| 5278 | pTempFile->cbFileAllocated = cbAll;
|
|---|
| 5279 | pTempFile->paSegs[0].cbDataAlloc = cbAll;
|
|---|
| 5280 | pTempFile->paSegs[0].pbData = pbAll;
|
|---|
| 5281 | pTempFile->paSegs[0].offData = 0;
|
|---|
| 5282 | }
|
|---|
| 5283 |
|
|---|
| 5284 | pTempFile->cMappings++;
|
|---|
| 5285 | kHlpAssert(pTempFile->cMappings == 1);
|
|---|
| 5286 |
|
|---|
| 5287 | KWFS_LOG(("CreateFileMappingW(%p) -> %p [temp]\n", hSection, pTempFile->paSegs[0].pbData));
|
|---|
| 5288 | return pTempFile->paSegs[0].pbData;
|
|---|
| 5289 | }
|
|---|
| 5290 |
|
|---|
| 5291 | kHlpAssertMsgFailed(("dwDesiredAccess=%#x offFile=%#x'%08x cbToMap=%#x (cbFile=%#x)\n",
|
|---|
| 5292 | dwDesiredAccess, offFileHigh, offFileLow, cbToMap, pTempFile->cbFile));
|
|---|
| 5293 | SetLastError(ERROR_NOT_ENOUGH_MEMORY);
|
|---|
| 5294 | return NULL;
|
|---|
| 5295 | }
|
|---|
| 5296 | }
|
|---|
| 5297 | }
|
|---|
| 5298 | }
|
|---|
| 5299 |
|
|---|
| 5300 | KWFS_LOG(("MapViewOfFile(%p)\n", hSection));
|
|---|
| 5301 | return MapViewOfFile(hSection, dwDesiredAccess, offFileHigh, offFileLow, cbToMap);
|
|---|
| 5302 | }
|
|---|
| 5303 | /** @todo MapViewOfFileEx */
|
|---|
| 5304 |
|
|---|
| 5305 |
|
|---|
| 5306 | /** Kernel32 - UnmapViewOfFile */
|
|---|
| 5307 | static BOOL WINAPI kwSandbox_Kernel32_UnmapViewOfFile(LPCVOID pvBase)
|
|---|
| 5308 | {
|
|---|
| 5309 | /* Is this one of our temporary mappings? */
|
|---|
| 5310 | PKWFSTEMPFILE pCur = g_Sandbox.pTempFileHead;
|
|---|
| 5311 | while (pCur)
|
|---|
| 5312 | {
|
|---|
| 5313 | if ( pCur->cMappings > 0
|
|---|
| 5314 | && pCur->paSegs[0].pbData == (KU8 *)pvBase)
|
|---|
| 5315 | {
|
|---|
| 5316 | pCur->cMappings--;
|
|---|
| 5317 | KWFS_LOG(("UnmapViewOfFile(%p) -> TRUE [temp]\n", pvBase));
|
|---|
| 5318 | return TRUE;
|
|---|
| 5319 | }
|
|---|
| 5320 | pCur = pCur->pNext;
|
|---|
| 5321 | }
|
|---|
| 5322 |
|
|---|
| 5323 | KWFS_LOG(("UnmapViewOfFile(%p)\n", pvBase));
|
|---|
| 5324 | return UnmapViewOfFile(pvBase);
|
|---|
| 5325 | }
|
|---|
| 5326 |
|
|---|
| 5327 | /** @todo UnmapViewOfFileEx */
|
|---|
| 5328 |
|
|---|
| 5329 |
|
|---|
| 5330 | #endif /* WITH_TEMP_MEMORY_FILES */
|
|---|
| 5331 |
|
|---|
| 5332 | /** Kernel32 - CloseHandle */
|
|---|
| 5333 | static BOOL WINAPI kwSandbox_Kernel32_CloseHandle(HANDLE hObject)
|
|---|
| 5334 | {
|
|---|
| 5335 | BOOL fRet;
|
|---|
| 5336 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(hObject);
|
|---|
| 5337 | if ( idxHandle < g_Sandbox.cHandles
|
|---|
| 5338 | && g_Sandbox.papHandles[idxHandle] != NULL)
|
|---|
| 5339 | {
|
|---|
| 5340 | fRet = CloseHandle(hObject);
|
|---|
| 5341 | if (fRet)
|
|---|
| 5342 | {
|
|---|
| 5343 | PKWHANDLE pHandle = g_Sandbox.papHandles[idxHandle];
|
|---|
| 5344 | g_Sandbox.papHandles[idxHandle] = NULL;
|
|---|
| 5345 | g_Sandbox.cActiveHandles--;
|
|---|
| 5346 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 5347 | if (pHandle->enmType == KWHANDLETYPE_TEMP_FILE)
|
|---|
| 5348 | {
|
|---|
| 5349 | kHlpAssert(pHandle->u.pTempFile->cActiveHandles > 0);
|
|---|
| 5350 | pHandle->u.pTempFile->cActiveHandles--;
|
|---|
| 5351 | }
|
|---|
| 5352 | #endif
|
|---|
| 5353 | kHlpFree(pHandle);
|
|---|
| 5354 | KWFS_LOG(("CloseHandle(%p) -> TRUE [intercepted handle]\n", hObject));
|
|---|
| 5355 | }
|
|---|
| 5356 | else
|
|---|
| 5357 | KWFS_LOG(("CloseHandle(%p) -> FALSE [intercepted handle] err=%u!\n", hObject, GetLastError()));
|
|---|
| 5358 | }
|
|---|
| 5359 | else
|
|---|
| 5360 | {
|
|---|
| 5361 | KWFS_LOG(("CloseHandle(%p)\n", hObject));
|
|---|
| 5362 | fRet = CloseHandle(hObject);
|
|---|
| 5363 | }
|
|---|
| 5364 | return fRet;
|
|---|
| 5365 | }
|
|---|
| 5366 |
|
|---|
| 5367 |
|
|---|
| 5368 | /** Kernel32 - GetFileAttributesA. */
|
|---|
| 5369 | static DWORD WINAPI kwSandbox_Kernel32_GetFileAttributesA(LPCSTR pszFilename)
|
|---|
| 5370 | {
|
|---|
| 5371 | DWORD fRet;
|
|---|
| 5372 | const char *pszExt = kHlpGetExt(pszFilename);
|
|---|
| 5373 | if (kwFsIsCachableExtensionA(pszExt, K_TRUE /*fAttrQuery*/))
|
|---|
| 5374 | {
|
|---|
| 5375 | KFSLOOKUPERROR enmError;
|
|---|
| 5376 | PKFSOBJ pFsObj = kFsCacheLookupNoMissingA(g_pFsCache, pszFilename, &enmError);
|
|---|
| 5377 | if (pFsObj)
|
|---|
| 5378 | {
|
|---|
| 5379 | kHlpAssert(pFsObj->fHaveStats);
|
|---|
| 5380 | fRet = pFsObj->Stats.st_attribs;
|
|---|
| 5381 | kFsCacheObjRelease(g_pFsCache, pFsObj);
|
|---|
| 5382 | }
|
|---|
| 5383 | else
|
|---|
| 5384 | {
|
|---|
| 5385 | SetLastError(kwFsLookupErrorToWindowsError(enmError));
|
|---|
| 5386 | fRet = INVALID_FILE_ATTRIBUTES;
|
|---|
| 5387 | }
|
|---|
| 5388 |
|
|---|
| 5389 | KWFS_LOG(("GetFileAttributesA(%s) -> %#x [cached]\n", pszFilename, fRet));
|
|---|
| 5390 | return fRet;
|
|---|
| 5391 | }
|
|---|
| 5392 |
|
|---|
| 5393 | fRet = GetFileAttributesA(pszFilename);
|
|---|
| 5394 | KWFS_LOG(("GetFileAttributesA(%s) -> %#x\n", pszFilename, fRet));
|
|---|
| 5395 | return fRet;
|
|---|
| 5396 | }
|
|---|
| 5397 |
|
|---|
| 5398 |
|
|---|
| 5399 | /** Kernel32 - GetFileAttributesW. */
|
|---|
| 5400 | static DWORD WINAPI kwSandbox_Kernel32_GetFileAttributesW(LPCWSTR pwszFilename)
|
|---|
| 5401 | {
|
|---|
| 5402 | DWORD fRet;
|
|---|
| 5403 | if (kwFsIsCachablePathExtensionW(pwszFilename, K_TRUE /*fAttrQuery*/))
|
|---|
| 5404 | {
|
|---|
| 5405 | KFSLOOKUPERROR enmError;
|
|---|
| 5406 | PKFSOBJ pFsObj = kFsCacheLookupNoMissingW(g_pFsCache, pwszFilename, &enmError);
|
|---|
| 5407 | if (pFsObj)
|
|---|
| 5408 | {
|
|---|
| 5409 | kHlpAssert(pFsObj->fHaveStats);
|
|---|
| 5410 | fRet = pFsObj->Stats.st_attribs;
|
|---|
| 5411 | kFsCacheObjRelease(g_pFsCache, pFsObj);
|
|---|
| 5412 | }
|
|---|
| 5413 | else
|
|---|
| 5414 | {
|
|---|
| 5415 | SetLastError(kwFsLookupErrorToWindowsError(enmError));
|
|---|
| 5416 | fRet = INVALID_FILE_ATTRIBUTES;
|
|---|
| 5417 | }
|
|---|
| 5418 |
|
|---|
| 5419 | KWFS_LOG(("GetFileAttributesW(%ls) -> %#x [cached]\n", pwszFilename, fRet));
|
|---|
| 5420 | return fRet;
|
|---|
| 5421 | }
|
|---|
| 5422 |
|
|---|
| 5423 | fRet = GetFileAttributesW(pwszFilename);
|
|---|
| 5424 | KWFS_LOG(("GetFileAttributesW(%ls) -> %#x\n", pwszFilename, fRet));
|
|---|
| 5425 | return fRet;
|
|---|
| 5426 | }
|
|---|
| 5427 |
|
|---|
| 5428 |
|
|---|
| 5429 | /** Kernel32 - GetShortPathNameW - c1[xx].dll of VS2010 does this to the
|
|---|
| 5430 | * directory containing each include file. We cache the result to speed
|
|---|
| 5431 | * things up a little. */
|
|---|
| 5432 | static DWORD WINAPI kwSandbox_Kernel32_GetShortPathNameW(LPCWSTR pwszLongPath, LPWSTR pwszShortPath, DWORD cwcShortPath)
|
|---|
| 5433 | {
|
|---|
| 5434 | DWORD cwcRet;
|
|---|
| 5435 | if (kwFsIsCachablePathExtensionW(pwszLongPath, K_TRUE /*fAttrQuery*/))
|
|---|
| 5436 | {
|
|---|
| 5437 | KFSLOOKUPERROR enmError;
|
|---|
| 5438 | PKFSOBJ pObj = kFsCacheLookupW(g_pFsCache, pwszLongPath, &enmError);
|
|---|
| 5439 | if (pObj)
|
|---|
| 5440 | {
|
|---|
| 5441 | if (pObj->bObjType != KFSOBJ_TYPE_MISSING)
|
|---|
| 5442 | {
|
|---|
| 5443 | if (kFsCacheObjGetFullShortPathW(pObj, pwszShortPath, cwcShortPath, '\\'))
|
|---|
| 5444 | {
|
|---|
| 5445 | cwcRet = (DWORD)kwUtf16Len(pwszShortPath);
|
|---|
| 5446 |
|
|---|
| 5447 | /* Should preserve trailing slash on directory paths. */
|
|---|
| 5448 | if (pObj->bObjType == KFSOBJ_TYPE_DIR)
|
|---|
| 5449 | {
|
|---|
| 5450 | if ( cwcRet + 1 < cwcShortPath
|
|---|
| 5451 | && pwszShortPath[cwcRet - 1] != '\\')
|
|---|
| 5452 | {
|
|---|
| 5453 | KSIZE cwcIn = kwUtf16Len(pwszLongPath);
|
|---|
| 5454 | if ( cwcIn > 0
|
|---|
| 5455 | && (pwszLongPath[cwcIn - 1] == '\\' || pwszLongPath[cwcIn - 1] == '/') )
|
|---|
| 5456 | {
|
|---|
| 5457 | pwszShortPath[cwcRet++] = '\\';
|
|---|
| 5458 | pwszShortPath[cwcRet] = '\0';
|
|---|
| 5459 | }
|
|---|
| 5460 | }
|
|---|
| 5461 | }
|
|---|
| 5462 |
|
|---|
| 5463 | KWFS_LOG(("GetShortPathNameW(%ls) -> '%*.*ls' & %#x [cached]\n",
|
|---|
| 5464 | pwszLongPath, K_MIN(cwcShortPath, cwcRet), K_MIN(cwcShortPath, cwcRet), pwszShortPath, cwcRet));
|
|---|
| 5465 | kFsCacheObjRelease(g_pFsCache, pObj);
|
|---|
| 5466 | return cwcRet;
|
|---|
| 5467 | }
|
|---|
| 5468 |
|
|---|
| 5469 | /* fall back for complicated cases. */
|
|---|
| 5470 | }
|
|---|
| 5471 | kFsCacheObjRelease(g_pFsCache, pObj);
|
|---|
| 5472 | }
|
|---|
| 5473 | }
|
|---|
| 5474 | cwcRet = GetShortPathNameW(pwszLongPath, pwszShortPath, cwcShortPath);
|
|---|
| 5475 | KWFS_LOG(("GetShortPathNameW(%ls) -> '%*.*ls' & %#x\n",
|
|---|
| 5476 | pwszLongPath, K_MIN(cwcShortPath, cwcRet), K_MIN(cwcShortPath, cwcRet), pwszShortPath, cwcRet));
|
|---|
| 5477 | return cwcRet;
|
|---|
| 5478 | }
|
|---|
| 5479 |
|
|---|
| 5480 |
|
|---|
| 5481 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 5482 | /** Kernel32 - DeleteFileW
|
|---|
| 5483 | * Skip deleting the in-memory files. */
|
|---|
| 5484 | static BOOL WINAPI kwSandbox_Kernel32_DeleteFileW(LPCWSTR pwszFilename)
|
|---|
| 5485 | {
|
|---|
| 5486 | BOOL fRc;
|
|---|
| 5487 | if ( g_Sandbox.pTool->u.Sandboxed.enmHint == KWTOOLHINT_VISUAL_CPP_CL
|
|---|
| 5488 | && kwFsIsClTempFileW(pwszFilename))
|
|---|
| 5489 | {
|
|---|
| 5490 | KWFS_LOG(("DeleteFileW(%s) -> TRUE [temp]\n", pwszFilename));
|
|---|
| 5491 | fRc = TRUE;
|
|---|
| 5492 | }
|
|---|
| 5493 | else
|
|---|
| 5494 | {
|
|---|
| 5495 | fRc = DeleteFileW(pwszFilename);
|
|---|
| 5496 | KWFS_LOG(("DeleteFileW(%s) -> %d (%d)\n", pwszFilename, fRc, GetLastError()));
|
|---|
| 5497 | }
|
|---|
| 5498 | return fRc;
|
|---|
| 5499 | }
|
|---|
| 5500 | #endif /* WITH_TEMP_MEMORY_FILES */
|
|---|
| 5501 |
|
|---|
| 5502 |
|
|---|
| 5503 |
|
|---|
| 5504 | /*
|
|---|
| 5505 | *
|
|---|
| 5506 | * Virtual memory leak prevension.
|
|---|
| 5507 | * Virtual memory leak prevension.
|
|---|
| 5508 | * Virtual memory leak prevension.
|
|---|
| 5509 | *
|
|---|
| 5510 | */
|
|---|
| 5511 |
|
|---|
| 5512 | /** Kernel32 - VirtualAlloc - for c1[xx].dll 78GB leaks. */
|
|---|
| 5513 | static PVOID WINAPI kwSandbox_Kernel32_VirtualAlloc(PVOID pvAddr, SIZE_T cb, DWORD fAllocType, DWORD fProt)
|
|---|
| 5514 | {
|
|---|
| 5515 | PVOID pvMem = VirtualAlloc(pvAddr, cb, fAllocType, fProt);
|
|---|
| 5516 | KW_LOG(("VirtualAlloc: pvAddr=%p cb=%p type=%#x prot=%#x -> %p (last=%d)\n",
|
|---|
| 5517 | pvAddr, cb, fAllocType, fProt, pvMem, GetLastError()));
|
|---|
| 5518 | if ( g_Sandbox.pTool->u.Sandboxed.enmHint == KWTOOLHINT_VISUAL_CPP_CL
|
|---|
| 5519 | && pvMem)
|
|---|
| 5520 | {
|
|---|
| 5521 | PKWVIRTALLOC pTracker = g_Sandbox.pVirtualAllocHead;
|
|---|
| 5522 | while ( pTracker
|
|---|
| 5523 | && (KUPTR)pvMem - (KUPTR)pTracker->pvAlloc >= pTracker->cbAlloc)
|
|---|
| 5524 | pTracker = pTracker->pNext;
|
|---|
| 5525 | if (!pTracker)
|
|---|
| 5526 | {
|
|---|
| 5527 | DWORD dwErr = GetLastError();
|
|---|
| 5528 | PKWVIRTALLOC pTracker = (PKWVIRTALLOC)kHlpAlloc(sizeof(*pTracker));
|
|---|
| 5529 | if (pTracker)
|
|---|
| 5530 | {
|
|---|
| 5531 | pTracker->pvAlloc = pvMem;
|
|---|
| 5532 | pTracker->cbAlloc = cb;
|
|---|
| 5533 | pTracker->pNext = g_Sandbox.pVirtualAllocHead;
|
|---|
| 5534 | g_Sandbox.pVirtualAllocHead = pTracker;
|
|---|
| 5535 | }
|
|---|
| 5536 | SetLastError(dwErr);
|
|---|
| 5537 | }
|
|---|
| 5538 | }
|
|---|
| 5539 | return pvMem;
|
|---|
| 5540 | }
|
|---|
| 5541 |
|
|---|
| 5542 |
|
|---|
| 5543 | /** Kernel32 - VirtualFree. */
|
|---|
| 5544 | static BOOL WINAPI kwSandbox_Kernel32_VirtualFree(PVOID pvAddr, SIZE_T cb, DWORD dwFreeType)
|
|---|
| 5545 | {
|
|---|
| 5546 | BOOL fRc = VirtualFree(pvAddr, cb, dwFreeType);
|
|---|
| 5547 | KW_LOG(("VirtualFree: pvAddr=%p cb=%p type=%#x -> %d\n", pvAddr, cb, dwFreeType, fRc));
|
|---|
| 5548 | if (g_Sandbox.pTool->u.Sandboxed.enmHint == KWTOOLHINT_VISUAL_CPP_CL)
|
|---|
| 5549 | {
|
|---|
| 5550 | if (dwFreeType & MEM_RELEASE)
|
|---|
| 5551 | {
|
|---|
| 5552 | PKWVIRTALLOC pTracker = g_Sandbox.pVirtualAllocHead;
|
|---|
| 5553 | if (pTracker)
|
|---|
| 5554 | {
|
|---|
| 5555 | if (pTracker->pvAlloc == pvAddr)
|
|---|
| 5556 | g_Sandbox.pVirtualAllocHead = pTracker->pNext;
|
|---|
| 5557 | else
|
|---|
| 5558 | {
|
|---|
| 5559 | PKWVIRTALLOC pPrev;
|
|---|
| 5560 | do
|
|---|
| 5561 | {
|
|---|
| 5562 | pPrev = pTracker;
|
|---|
| 5563 | pTracker = pTracker->pNext;
|
|---|
| 5564 | } while (pTracker && pTracker->pvAlloc != pvAddr);
|
|---|
| 5565 | if (pTracker)
|
|---|
| 5566 | pPrev->pNext = pTracker->pNext;
|
|---|
| 5567 | }
|
|---|
| 5568 | if (pTracker)
|
|---|
| 5569 | kHlpFree(pTracker);
|
|---|
| 5570 | else
|
|---|
| 5571 | KW_LOG(("VirtualFree: pvAddr=%p not found!\n", pvAddr));
|
|---|
| 5572 | }
|
|---|
| 5573 | }
|
|---|
| 5574 | }
|
|---|
| 5575 | return fRc;
|
|---|
| 5576 | }
|
|---|
| 5577 |
|
|---|
| 5578 |
|
|---|
| 5579 |
|
|---|
| 5580 | /*
|
|---|
| 5581 | *
|
|---|
| 5582 | * Thread/Fiber local storage leak prevention.
|
|---|
| 5583 | * Thread/Fiber local storage leak prevention.
|
|---|
| 5584 | * Thread/Fiber local storage leak prevention.
|
|---|
| 5585 | *
|
|---|
| 5586 | * Note! The FlsAlloc/Free causes problems for statically linked VS2010
|
|---|
| 5587 | * code like VBoxBs3ObjConverter.exe. One thing is that we're
|
|---|
| 5588 | * leaking these indexes, but more importantely we crash during
|
|---|
| 5589 | * worker exit since the callback is triggered multiple times.
|
|---|
| 5590 | */
|
|---|
| 5591 |
|
|---|
| 5592 |
|
|---|
| 5593 | /** Kernel32 - FlsAlloc */
|
|---|
| 5594 | DWORD WINAPI kwSandbox_Kernel32_FlsAlloc(PFLS_CALLBACK_FUNCTION pfnCallback)
|
|---|
| 5595 | {
|
|---|
| 5596 | DWORD idxFls = FlsAlloc(pfnCallback);
|
|---|
| 5597 | KW_LOG(("FlsAlloc(%p) -> %#x\n", pfnCallback, idxFls));
|
|---|
| 5598 | if (idxFls != FLS_OUT_OF_INDEXES)
|
|---|
| 5599 | {
|
|---|
| 5600 | PKWLOCALSTORAGE pTracker = (PKWLOCALSTORAGE)kHlpAlloc(sizeof(*pTracker));
|
|---|
| 5601 | if (pTracker)
|
|---|
| 5602 | {
|
|---|
| 5603 | pTracker->idx = idxFls;
|
|---|
| 5604 | pTracker->pNext = g_Sandbox.pFlsAllocHead;
|
|---|
| 5605 | g_Sandbox.pFlsAllocHead = pTracker;
|
|---|
| 5606 | }
|
|---|
| 5607 | }
|
|---|
| 5608 |
|
|---|
| 5609 | return idxFls;
|
|---|
| 5610 | }
|
|---|
| 5611 |
|
|---|
| 5612 | /** Kernel32 - FlsFree */
|
|---|
| 5613 | BOOL WINAPI kwSandbox_Kernel32_FlsFree(DWORD idxFls)
|
|---|
| 5614 | {
|
|---|
| 5615 | BOOL fRc = FlsFree(idxFls);
|
|---|
| 5616 | KW_LOG(("FlsFree(%#x) -> %d\n", idxFls, fRc));
|
|---|
| 5617 | if (fRc)
|
|---|
| 5618 | {
|
|---|
| 5619 | PKWLOCALSTORAGE pTracker = g_Sandbox.pFlsAllocHead;
|
|---|
| 5620 | if (pTracker)
|
|---|
| 5621 | {
|
|---|
| 5622 | if (pTracker->idx == idxFls)
|
|---|
| 5623 | g_Sandbox.pFlsAllocHead = pTracker->pNext;
|
|---|
| 5624 | else
|
|---|
| 5625 | {
|
|---|
| 5626 | PKWLOCALSTORAGE pPrev;
|
|---|
| 5627 | do
|
|---|
| 5628 | {
|
|---|
| 5629 | pPrev = pTracker;
|
|---|
| 5630 | pTracker = pTracker->pNext;
|
|---|
| 5631 | } while (pTracker && pTracker->idx != idxFls);
|
|---|
| 5632 | if (pTracker)
|
|---|
| 5633 | pPrev->pNext = pTracker->pNext;
|
|---|
| 5634 | }
|
|---|
| 5635 | if (pTracker)
|
|---|
| 5636 | {
|
|---|
| 5637 | pTracker->idx = FLS_OUT_OF_INDEXES;
|
|---|
| 5638 | pTracker->pNext = NULL;
|
|---|
| 5639 | kHlpFree(pTracker);
|
|---|
| 5640 | }
|
|---|
| 5641 | }
|
|---|
| 5642 | }
|
|---|
| 5643 | return fRc;
|
|---|
| 5644 | }
|
|---|
| 5645 |
|
|---|
| 5646 |
|
|---|
| 5647 |
|
|---|
| 5648 | /*
|
|---|
| 5649 | *
|
|---|
| 5650 | * Header file hashing.
|
|---|
| 5651 | * Header file hashing.
|
|---|
| 5652 | * Header file hashing.
|
|---|
| 5653 | *
|
|---|
| 5654 | * c1.dll / c1XX.dll hashes the input files. The Visual C++ 2010 profiler
|
|---|
| 5655 | * indicated that ~12% of the time was spent doing MD5 caluclation when
|
|---|
| 5656 | * rebuiling openssl. The hashing it done right after reading the source
|
|---|
| 5657 | * via ReadFile, same buffers and sizes.
|
|---|
| 5658 | */
|
|---|
| 5659 |
|
|---|
| 5660 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 5661 |
|
|---|
| 5662 | /** Advapi32 - CryptCreateHash */
|
|---|
| 5663 | static BOOL WINAPI kwSandbox_Advapi32_CryptCreateHash(HCRYPTPROV hProv, ALG_ID idAlg, HCRYPTKEY hKey, DWORD dwFlags,
|
|---|
| 5664 | HCRYPTHASH *phHash)
|
|---|
| 5665 | {
|
|---|
| 5666 | BOOL fRc;
|
|---|
| 5667 |
|
|---|
| 5668 | /*
|
|---|
| 5669 | * Only do this for cl.exe when it request normal MD5.
|
|---|
| 5670 | */
|
|---|
| 5671 | if (g_Sandbox.pTool->u.Sandboxed.enmHint == KWTOOLHINT_VISUAL_CPP_CL)
|
|---|
| 5672 | {
|
|---|
| 5673 | if (idAlg == CALG_MD5)
|
|---|
| 5674 | {
|
|---|
| 5675 | if (hKey == 0)
|
|---|
| 5676 | {
|
|---|
| 5677 | if (dwFlags == 0)
|
|---|
| 5678 | {
|
|---|
| 5679 | PKWHASHMD5 pHash = (PKWHASHMD5)kHlpAllocZ(sizeof(*pHash));
|
|---|
| 5680 | if (pHash)
|
|---|
| 5681 | {
|
|---|
| 5682 | pHash->uMagic = KWHASHMD5_MAGIC;
|
|---|
| 5683 | pHash->cbHashed = 0;
|
|---|
| 5684 | pHash->fGoneBad = K_FALSE;
|
|---|
| 5685 | pHash->fFallbackMode = K_FALSE;
|
|---|
| 5686 | pHash->fFinal = K_FALSE;
|
|---|
| 5687 |
|
|---|
| 5688 | /* link it. */
|
|---|
| 5689 | pHash->pNext = g_Sandbox.pHashHead;
|
|---|
| 5690 | g_Sandbox.pHashHead = pHash;
|
|---|
| 5691 |
|
|---|
| 5692 | *phHash = (KUPTR)pHash;
|
|---|
| 5693 | KWCRYPT_LOG(("CryptCreateHash(hProv=%p, idAlg=CALG_MD5, 0, 0, *phHash=%p) -> %d [cached]\n",
|
|---|
| 5694 | hProv, *phHash, TRUE));
|
|---|
| 5695 | return TRUE;
|
|---|
| 5696 | }
|
|---|
| 5697 |
|
|---|
| 5698 | kwErrPrintf("CryptCreateHash: out of memory!\n");
|
|---|
| 5699 | }
|
|---|
| 5700 | else
|
|---|
| 5701 | kwErrPrintf("CryptCreateHash: dwFlags=%p is not supported with CALG_MD5\n", hKey);
|
|---|
| 5702 | }
|
|---|
| 5703 | else
|
|---|
| 5704 | kwErrPrintf("CryptCreateHash: hKey=%p is not supported with CALG_MD5\n", hKey);
|
|---|
| 5705 | }
|
|---|
| 5706 | else
|
|---|
| 5707 | kwErrPrintf("CryptCreateHash: idAlg=%#x is not supported\n", idAlg);
|
|---|
| 5708 | }
|
|---|
| 5709 |
|
|---|
| 5710 | /*
|
|---|
| 5711 | * Fallback.
|
|---|
| 5712 | */
|
|---|
| 5713 | fRc = CryptCreateHash(hProv, idAlg, hKey, dwFlags, phHash);
|
|---|
| 5714 | KWCRYPT_LOG(("CryptCreateHash(hProv=%p, idAlg=%#x (%d), hKey=%p, dwFlags=%#x, *phHash=%p) -> %d\n",
|
|---|
| 5715 | hProv, idAlg, idAlg, hKey, dwFlags, *phHash, fRc));
|
|---|
| 5716 | return fRc;
|
|---|
| 5717 | }
|
|---|
| 5718 |
|
|---|
| 5719 |
|
|---|
| 5720 | /** Advapi32 - CryptHashData */
|
|---|
| 5721 | static BOOL WINAPI kwSandbox_Advapi32_CryptHashData(HCRYPTHASH hHash, CONST BYTE *pbData, DWORD cbData, DWORD dwFlags)
|
|---|
| 5722 | {
|
|---|
| 5723 | BOOL fRc;
|
|---|
| 5724 | PKWHASHMD5 pHash = g_Sandbox.pHashHead;
|
|---|
| 5725 | while (pHash && (KUPTR)pHash != hHash)
|
|---|
| 5726 | pHash = pHash->pNext;
|
|---|
| 5727 | KWCRYPT_LOG(("CryptHashData(hHash=%p/%p, pbData=%p, cbData=%#x, dwFlags=%#x)\n",
|
|---|
| 5728 | hHash, pHash, pbData, cbData, dwFlags));
|
|---|
| 5729 | if (pHash)
|
|---|
| 5730 | {
|
|---|
| 5731 | /*
|
|---|
| 5732 | * Validate the state.
|
|---|
| 5733 | */
|
|---|
| 5734 | if ( pHash->uMagic == KWHASHMD5_MAGIC
|
|---|
| 5735 | && !pHash->fFinal)
|
|---|
| 5736 | {
|
|---|
| 5737 | if (!pHash->fFallbackMode)
|
|---|
| 5738 | {
|
|---|
| 5739 | /*
|
|---|
| 5740 | * Does this match the previous ReadFile call to a cached file?
|
|---|
| 5741 | * If it doesn't, try falling back.
|
|---|
| 5742 | */
|
|---|
| 5743 | if ( g_Sandbox.LastHashRead.cbRead == cbData
|
|---|
| 5744 | && g_Sandbox.LastHashRead.pvRead == (void *)pbData)
|
|---|
| 5745 | {
|
|---|
| 5746 | PKFSWCACHEDFILE pCachedFile = g_Sandbox.LastHashRead.pCachedFile;
|
|---|
| 5747 | if ( pCachedFile
|
|---|
| 5748 | && kHlpMemComp(pbData, &pCachedFile->pbCached[g_Sandbox.LastHashRead.offRead], K_MIN(cbData, 64)) == 0)
|
|---|
| 5749 | {
|
|---|
| 5750 |
|
|---|
| 5751 | if (g_Sandbox.LastHashRead.offRead == pHash->cbHashed)
|
|---|
| 5752 | {
|
|---|
| 5753 | if ( pHash->pCachedFile == NULL
|
|---|
| 5754 | && pHash->cbHashed == 0)
|
|---|
| 5755 | pHash->pCachedFile = pCachedFile;
|
|---|
| 5756 | if (pHash->pCachedFile == pCachedFile)
|
|---|
| 5757 | {
|
|---|
| 5758 | pHash->cbHashed += cbData;
|
|---|
| 5759 | g_Sandbox.LastHashRead.pCachedFile = NULL;
|
|---|
| 5760 | g_Sandbox.LastHashRead.pvRead = NULL;
|
|---|
| 5761 | g_Sandbox.LastHashRead.cbRead = 0;
|
|---|
| 5762 | g_Sandbox.LastHashRead.offRead = 0;
|
|---|
| 5763 | KWCRYPT_LOG(("CryptHashData(hHash=%p/%p/%s, pbData=%p, cbData=%#x, dwFlags=%#x) -> 1 [cached]\n",
|
|---|
| 5764 | hHash, pCachedFile, pCachedFile->szPath, pbData, cbData, dwFlags));
|
|---|
| 5765 | return TRUE;
|
|---|
| 5766 | }
|
|---|
| 5767 |
|
|---|
| 5768 | /* Note! it's possible to fall back here too, if necessary. */
|
|---|
| 5769 | kwErrPrintf("CryptHashData: Expected pCachedFile=%p, last read was made to %p!!\n",
|
|---|
| 5770 | pHash->pCachedFile, g_Sandbox.LastHashRead.pCachedFile);
|
|---|
| 5771 | }
|
|---|
| 5772 | else
|
|---|
| 5773 | kwErrPrintf("CryptHashData: Expected last read at %#x, instead it was made at %#x\n",
|
|---|
| 5774 | pHash->cbHashed, g_Sandbox.LastHashRead.offRead);
|
|---|
| 5775 | }
|
|---|
| 5776 | else if (!pCachedFile)
|
|---|
| 5777 | kwErrPrintf("CryptHashData: Last pCachedFile is NULL when buffer address and size matches!\n");
|
|---|
| 5778 | else
|
|---|
| 5779 | kwErrPrintf("CryptHashData: First 64 bytes of the buffer doesn't match the cache.\n");
|
|---|
| 5780 | }
|
|---|
| 5781 | else if (g_Sandbox.LastHashRead.cbRead != 0 && pHash->cbHashed != 0)
|
|---|
| 5782 | kwErrPrintf("CryptHashData: Expected cbRead=%#x and pbData=%p, got %#x and %p instead\n",
|
|---|
| 5783 | g_Sandbox.LastHashRead.cbRead, g_Sandbox.LastHashRead.pvRead, cbData, pbData);
|
|---|
| 5784 | if (pHash->cbHashed == 0)
|
|---|
| 5785 | pHash->fFallbackMode = K_TRUE;
|
|---|
| 5786 | if (pHash->fFallbackMode)
|
|---|
| 5787 | {
|
|---|
| 5788 | /* Initiate fallback mode (file that we don't normally cache, like .c/.cpp). */
|
|---|
| 5789 | pHash->fFallbackMode = K_TRUE;
|
|---|
| 5790 | MD5Init(&pHash->Md5Ctx);
|
|---|
| 5791 | MD5Update(&pHash->Md5Ctx, pbData, cbData);
|
|---|
| 5792 | pHash->cbHashed = cbData;
|
|---|
| 5793 | KWCRYPT_LOG(("CryptHashData(hHash=%p/fallback, pbData=%p, cbData=%#x, dwFlags=%#x) -> 1 [fallback!]\n",
|
|---|
| 5794 | hHash, pbData, cbData, dwFlags));
|
|---|
| 5795 | return TRUE;
|
|---|
| 5796 | }
|
|---|
| 5797 | pHash->fGoneBad = K_TRUE;
|
|---|
| 5798 | SetLastError(ERROR_INVALID_PARAMETER);
|
|---|
| 5799 | fRc = FALSE;
|
|---|
| 5800 | }
|
|---|
| 5801 | else
|
|---|
| 5802 | {
|
|---|
| 5803 | /* fallback. */
|
|---|
| 5804 | MD5Update(&pHash->Md5Ctx, pbData, cbData);
|
|---|
| 5805 | pHash->cbHashed += cbData;
|
|---|
| 5806 | fRc = TRUE;
|
|---|
| 5807 | KWCRYPT_LOG(("CryptHashData(hHash=%p/fallback, pbData=%p, cbData=%#x, dwFlags=%#x) -> 1 [fallback]\n",
|
|---|
| 5808 | hHash, pbData, cbData, dwFlags));
|
|---|
| 5809 | }
|
|---|
| 5810 | }
|
|---|
| 5811 | /*
|
|---|
| 5812 | * Bad handle state.
|
|---|
| 5813 | */
|
|---|
| 5814 | else
|
|---|
| 5815 | {
|
|---|
| 5816 | if (pHash->uMagic != KWHASHMD5_MAGIC)
|
|---|
| 5817 | kwErrPrintf("CryptHashData: Invalid cached hash handle!!\n");
|
|---|
| 5818 | else
|
|---|
| 5819 | kwErrPrintf("CryptHashData: Hash is already finalized!!\n");
|
|---|
| 5820 | SetLastError(NTE_BAD_HASH);
|
|---|
| 5821 | fRc = FALSE;
|
|---|
| 5822 | }
|
|---|
| 5823 | }
|
|---|
| 5824 | else
|
|---|
| 5825 | {
|
|---|
| 5826 |
|
|---|
| 5827 | fRc = CryptHashData(hHash, pbData, cbData, dwFlags);
|
|---|
| 5828 | KWCRYPT_LOG(("CryptHashData(hHash=%p, pbData=%p, cbData=%#x, dwFlags=%#x) -> %d\n", hHash, pbData, cbData, dwFlags, fRc));
|
|---|
| 5829 | }
|
|---|
| 5830 | return fRc;
|
|---|
| 5831 | }
|
|---|
| 5832 |
|
|---|
| 5833 |
|
|---|
| 5834 | /** Advapi32 - CryptGetHashParam */
|
|---|
| 5835 | static BOOL WINAPI kwSandbox_Advapi32_CryptGetHashParam(HCRYPTHASH hHash, DWORD dwParam,
|
|---|
| 5836 | BYTE *pbData, DWORD *pcbData, DWORD dwFlags)
|
|---|
| 5837 | {
|
|---|
| 5838 | BOOL fRc;
|
|---|
| 5839 | PKWHASHMD5 pHash = g_Sandbox.pHashHead;
|
|---|
| 5840 | while (pHash && (KUPTR)pHash != hHash)
|
|---|
| 5841 | pHash = pHash->pNext;
|
|---|
| 5842 | if (pHash)
|
|---|
| 5843 | {
|
|---|
| 5844 | if (pHash->uMagic == KWHASHMD5_MAGIC)
|
|---|
| 5845 | {
|
|---|
| 5846 | if (dwFlags == 0)
|
|---|
| 5847 | {
|
|---|
| 5848 | DWORD cbRet;
|
|---|
| 5849 | void *pvRet;
|
|---|
| 5850 | union
|
|---|
| 5851 | {
|
|---|
| 5852 | DWORD dw;
|
|---|
| 5853 | } uBuf;
|
|---|
| 5854 |
|
|---|
| 5855 | switch (dwParam)
|
|---|
| 5856 | {
|
|---|
| 5857 | case HP_HASHVAL:
|
|---|
| 5858 | {
|
|---|
| 5859 | /* Check the hash progress. */
|
|---|
| 5860 | PKFSWCACHEDFILE pCachedFile = pHash->pCachedFile;
|
|---|
| 5861 | if (pCachedFile)
|
|---|
| 5862 | {
|
|---|
| 5863 | if ( pCachedFile->cbCached == pHash->cbHashed
|
|---|
| 5864 | && !pHash->fGoneBad)
|
|---|
| 5865 | {
|
|---|
| 5866 | if (pCachedFile->fValidMd5)
|
|---|
| 5867 | KWCRYPT_LOG(("Already calculated hash for %p/%s! [hit]\n", pCachedFile, pCachedFile->szPath));
|
|---|
| 5868 | else
|
|---|
| 5869 | {
|
|---|
| 5870 | MD5Init(&pHash->Md5Ctx);
|
|---|
| 5871 | MD5Update(&pHash->Md5Ctx, pCachedFile->pbCached, pCachedFile->cbCached);
|
|---|
| 5872 | MD5Final(pCachedFile->abMd5Digest, &pHash->Md5Ctx);
|
|---|
| 5873 | pCachedFile->fValidMd5 = K_TRUE;
|
|---|
| 5874 | KWCRYPT_LOG(("Calculated hash for %p/%s.\n", pCachedFile, pCachedFile->szPath));
|
|---|
| 5875 | }
|
|---|
| 5876 | pvRet = pCachedFile->abMd5Digest;
|
|---|
| 5877 | }
|
|---|
| 5878 | else
|
|---|
| 5879 | {
|
|---|
| 5880 | /* This actually happens (iprt/string.h + common/alloc/alloc.cpp), at least
|
|---|
| 5881 | from what I can tell, so just deal with it. */
|
|---|
| 5882 | KWCRYPT_LOG(("CryptGetHashParam/HP_HASHVAL: Not at end of cached file! cbCached=%#x cbHashed=%#x fGoneBad=%d (%p/%p/%s)\n",
|
|---|
| 5883 | pHash->pCachedFile->cbCached, pHash->cbHashed, pHash->fGoneBad,
|
|---|
| 5884 | pHash, pCachedFile, pCachedFile->szPath));
|
|---|
| 5885 | pHash->fFallbackMode = K_TRUE;
|
|---|
| 5886 | pHash->pCachedFile = NULL;
|
|---|
| 5887 | MD5Init(&pHash->Md5Ctx);
|
|---|
| 5888 | MD5Update(&pHash->Md5Ctx, pCachedFile->pbCached, pHash->cbHashed);
|
|---|
| 5889 | MD5Final(pHash->abDigest, &pHash->Md5Ctx);
|
|---|
| 5890 | pvRet = pHash->abDigest;
|
|---|
| 5891 | }
|
|---|
| 5892 | pHash->fFinal = K_TRUE;
|
|---|
| 5893 | cbRet = 16;
|
|---|
| 5894 | break;
|
|---|
| 5895 | }
|
|---|
| 5896 | else if (pHash->fFallbackMode)
|
|---|
| 5897 | {
|
|---|
| 5898 | if (!pHash->fFinal)
|
|---|
| 5899 | {
|
|---|
| 5900 | pHash->fFinal = K_TRUE;
|
|---|
| 5901 | MD5Final(pHash->abDigest, &pHash->Md5Ctx);
|
|---|
| 5902 | }
|
|---|
| 5903 | pvRet = pHash->abDigest;
|
|---|
| 5904 | cbRet = 16;
|
|---|
| 5905 | break;
|
|---|
| 5906 | }
|
|---|
| 5907 | else
|
|---|
| 5908 | {
|
|---|
| 5909 | kwErrPrintf("CryptGetHashParam/HP_HASHVAL: pCachedFile is NULL!!\n");
|
|---|
| 5910 | SetLastError(ERROR_INVALID_SERVER_STATE);
|
|---|
| 5911 | }
|
|---|
| 5912 | return FALSE;
|
|---|
| 5913 | }
|
|---|
| 5914 |
|
|---|
| 5915 | case HP_HASHSIZE:
|
|---|
| 5916 | uBuf.dw = 16;
|
|---|
| 5917 | pvRet = &uBuf;
|
|---|
| 5918 | cbRet = sizeof(DWORD);
|
|---|
| 5919 | break;
|
|---|
| 5920 |
|
|---|
| 5921 | case HP_ALGID:
|
|---|
| 5922 | uBuf.dw = CALG_MD5;
|
|---|
| 5923 | pvRet = &uBuf;
|
|---|
| 5924 | cbRet = sizeof(DWORD);
|
|---|
| 5925 | break;
|
|---|
| 5926 |
|
|---|
| 5927 | default:
|
|---|
| 5928 | kwErrPrintf("CryptGetHashParam: Unknown dwParam=%#x\n", dwParam);
|
|---|
| 5929 | SetLastError(NTE_BAD_TYPE);
|
|---|
| 5930 | return FALSE;
|
|---|
| 5931 | }
|
|---|
| 5932 |
|
|---|
| 5933 | /*
|
|---|
| 5934 | * Copy out cbRet from pvRet.
|
|---|
| 5935 | */
|
|---|
| 5936 | if (pbData)
|
|---|
| 5937 | {
|
|---|
| 5938 | if (*pcbData >= cbRet)
|
|---|
| 5939 | {
|
|---|
| 5940 | *pcbData = cbRet;
|
|---|
| 5941 | kHlpMemCopy(pbData, pvRet, cbRet);
|
|---|
| 5942 | if (cbRet == 4)
|
|---|
| 5943 | KWCRYPT_LOG(("CryptGetHashParam/%#x/%p/%p: TRUE, cbRet=%#x data=%#x [cached]\n",
|
|---|
| 5944 | dwParam, pHash, pHash->pCachedFile, cbRet, (DWORD *)pbData));
|
|---|
| 5945 | else if (cbRet == 16)
|
|---|
| 5946 | KWCRYPT_LOG(("CryptGetHashParam/%#x/%p/%p: TRUE, cbRet=%#x data=%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x [cached]\n",
|
|---|
| 5947 | dwParam, pHash, pHash->pCachedFile, cbRet,
|
|---|
| 5948 | pbData[0], pbData[1], pbData[2], pbData[3],
|
|---|
| 5949 | pbData[4], pbData[5], pbData[6], pbData[7],
|
|---|
| 5950 | pbData[8], pbData[9], pbData[10], pbData[11],
|
|---|
| 5951 | pbData[12], pbData[13], pbData[14], pbData[15]));
|
|---|
| 5952 | else
|
|---|
| 5953 | KWCRYPT_LOG(("CryptGetHashParam/%#x%/p%/%p: TRUE, cbRet=%#x [cached]\n",
|
|---|
| 5954 | dwParam, pHash, pHash->pCachedFile, cbRet));
|
|---|
| 5955 | return TRUE;
|
|---|
| 5956 | }
|
|---|
| 5957 |
|
|---|
| 5958 | kHlpMemCopy(pbData, pvRet, *pcbData);
|
|---|
| 5959 | }
|
|---|
| 5960 | SetLastError(ERROR_MORE_DATA);
|
|---|
| 5961 | *pcbData = cbRet;
|
|---|
| 5962 | KWCRYPT_LOG(("CryptGetHashParam/%#x: ERROR_MORE_DATA\n"));
|
|---|
| 5963 | }
|
|---|
| 5964 | else
|
|---|
| 5965 | {
|
|---|
| 5966 | kwErrPrintf("CryptGetHashParam: dwFlags is not zero: %#x!\n", dwFlags);
|
|---|
| 5967 | SetLastError(NTE_BAD_FLAGS);
|
|---|
| 5968 | }
|
|---|
| 5969 | }
|
|---|
| 5970 | else
|
|---|
| 5971 | {
|
|---|
| 5972 | kwErrPrintf("CryptGetHashParam: Invalid cached hash handle!!\n");
|
|---|
| 5973 | SetLastError(NTE_BAD_HASH);
|
|---|
| 5974 | }
|
|---|
| 5975 | fRc = FALSE;
|
|---|
| 5976 | }
|
|---|
| 5977 | /*
|
|---|
| 5978 | * Regular handle.
|
|---|
| 5979 | */
|
|---|
| 5980 | else
|
|---|
| 5981 | {
|
|---|
| 5982 | fRc = CryptGetHashParam(hHash, dwParam, pbData, pcbData, dwFlags);
|
|---|
| 5983 | KWCRYPT_LOG(("CryptGetHashParam(hHash=%p, dwParam=%#x (%d), pbData=%p, *pcbData=%#x, dwFlags=%#x) -> %d\n",
|
|---|
| 5984 | hHash, dwParam, pbData, *pcbData, dwFlags, fRc));
|
|---|
| 5985 | }
|
|---|
| 5986 |
|
|---|
| 5987 | return fRc;
|
|---|
| 5988 | }
|
|---|
| 5989 |
|
|---|
| 5990 |
|
|---|
| 5991 | /** Advapi32 - CryptDestroyHash */
|
|---|
| 5992 | static BOOL WINAPI kwSandbox_Advapi32_CryptDestroyHash(HCRYPTHASH hHash)
|
|---|
| 5993 | {
|
|---|
| 5994 | BOOL fRc;
|
|---|
| 5995 | PKWHASHMD5 pPrev = NULL;
|
|---|
| 5996 | PKWHASHMD5 pHash = g_Sandbox.pHashHead;
|
|---|
| 5997 | while (pHash && (KUPTR)pHash != hHash)
|
|---|
| 5998 | {
|
|---|
| 5999 | pPrev = pHash;
|
|---|
| 6000 | pHash = pHash->pNext;
|
|---|
| 6001 | }
|
|---|
| 6002 | if (pHash)
|
|---|
| 6003 | {
|
|---|
| 6004 | if (pHash->uMagic == KWHASHMD5_MAGIC)
|
|---|
| 6005 | {
|
|---|
| 6006 | pHash->uMagic = 0;
|
|---|
| 6007 | if (!pPrev)
|
|---|
| 6008 | g_Sandbox.pHashHead = pHash->pNext;
|
|---|
| 6009 | else
|
|---|
| 6010 | pPrev->pNext = pHash->pNext;
|
|---|
| 6011 | kHlpFree(pHash);
|
|---|
| 6012 | KWCRYPT_LOG(("CryptDestroyHash(hHash=%p) -> 1 [cached]\n", hHash));
|
|---|
| 6013 | fRc = TRUE;
|
|---|
| 6014 | }
|
|---|
| 6015 | else
|
|---|
| 6016 | {
|
|---|
| 6017 | kwErrPrintf("CryptDestroyHash: Invalid cached hash handle!!\n");
|
|---|
| 6018 | KWCRYPT_LOG(("CryptDestroyHash(hHash=%p) -> FALSE! [cached]\n", hHash));
|
|---|
| 6019 | SetLastError(ERROR_INVALID_HANDLE);
|
|---|
| 6020 | fRc = FALSE;
|
|---|
| 6021 | }
|
|---|
| 6022 | }
|
|---|
| 6023 | /*
|
|---|
| 6024 | * Regular handle.
|
|---|
| 6025 | */
|
|---|
| 6026 | else
|
|---|
| 6027 | {
|
|---|
| 6028 | fRc = CryptDestroyHash(hHash);
|
|---|
| 6029 | KWCRYPT_LOG(("CryptDestroyHash(hHash=%p) -> %d\n", hHash, fRc));
|
|---|
| 6030 | }
|
|---|
| 6031 | return fRc;
|
|---|
| 6032 | }
|
|---|
| 6033 |
|
|---|
| 6034 | #endif /* WITH_HASH_MD5_CACHE */
|
|---|
| 6035 |
|
|---|
| 6036 |
|
|---|
| 6037 | /*
|
|---|
| 6038 | *
|
|---|
| 6039 | * Misc function only intercepted while debugging.
|
|---|
| 6040 | * Misc function only intercepted while debugging.
|
|---|
| 6041 | * Misc function only intercepted while debugging.
|
|---|
| 6042 | *
|
|---|
| 6043 | */
|
|---|
| 6044 |
|
|---|
| 6045 | #ifndef NDEBUG
|
|---|
| 6046 |
|
|---|
| 6047 | /** CRT - memcpy */
|
|---|
| 6048 | static void * __cdecl kwSandbox_msvcrt_memcpy(void *pvDst, void const *pvSrc, size_t cb)
|
|---|
| 6049 | {
|
|---|
| 6050 | KU8 const *pbSrc = (KU8 const *)pvSrc;
|
|---|
| 6051 | KU8 *pbDst = (KU8 *)pvDst;
|
|---|
| 6052 | KSIZE cbLeft = cb;
|
|---|
| 6053 | while (cbLeft-- > 0)
|
|---|
| 6054 | *pbDst++ = *pbSrc++;
|
|---|
| 6055 | return pvDst;
|
|---|
| 6056 | }
|
|---|
| 6057 |
|
|---|
| 6058 | #endif /* NDEBUG */
|
|---|
| 6059 |
|
|---|
| 6060 |
|
|---|
| 6061 |
|
|---|
| 6062 | /**
|
|---|
| 6063 | * Functions that needs replacing for sandboxed execution.
|
|---|
| 6064 | */
|
|---|
| 6065 | KWREPLACEMENTFUNCTION const g_aSandboxReplacements[] =
|
|---|
| 6066 | {
|
|---|
| 6067 | /*
|
|---|
| 6068 | * Kernel32.dll and friends.
|
|---|
| 6069 | */
|
|---|
| 6070 | { TUPLE("ExitProcess"), NULL, (KUPTR)kwSandbox_Kernel32_ExitProcess },
|
|---|
| 6071 | { TUPLE("TerminateProcess"), NULL, (KUPTR)kwSandbox_Kernel32_TerminateProcess },
|
|---|
| 6072 |
|
|---|
| 6073 | { TUPLE("LoadLibraryA"), NULL, (KUPTR)kwSandbox_Kernel32_LoadLibraryA },
|
|---|
| 6074 | { TUPLE("LoadLibraryW"), NULL, (KUPTR)kwSandbox_Kernel32_LoadLibraryW },
|
|---|
| 6075 | { TUPLE("LoadLibraryExA"), NULL, (KUPTR)kwSandbox_Kernel32_LoadLibraryExA },
|
|---|
| 6076 | { TUPLE("LoadLibraryExW"), NULL, (KUPTR)kwSandbox_Kernel32_LoadLibraryExW },
|
|---|
| 6077 | { TUPLE("FreeLibrary"), NULL, (KUPTR)kwSandbox_Kernel32_FreeLibrary },
|
|---|
| 6078 | { TUPLE("GetModuleHandleA"), NULL, (KUPTR)kwSandbox_Kernel32_GetModuleHandleA },
|
|---|
| 6079 | { TUPLE("GetModuleHandleW"), NULL, (KUPTR)kwSandbox_Kernel32_GetModuleHandleW },
|
|---|
| 6080 | { TUPLE("GetProcAddress"), NULL, (KUPTR)kwSandbox_Kernel32_GetProcAddress },
|
|---|
| 6081 | { TUPLE("GetModuleFileNameA"), NULL, (KUPTR)kwSandbox_Kernel32_GetModuleFileNameA },
|
|---|
| 6082 | { TUPLE("GetModuleFileNameW"), NULL, (KUPTR)kwSandbox_Kernel32_GetModuleFileNameW },
|
|---|
| 6083 | { TUPLE("RtlPcToFileHeader"), NULL, (KUPTR)kwSandbox_ntdll_RtlPcToFileHeader },
|
|---|
| 6084 |
|
|---|
| 6085 | { TUPLE("GetCommandLineA"), NULL, (KUPTR)kwSandbox_Kernel32_GetCommandLineA },
|
|---|
| 6086 | { TUPLE("GetCommandLineW"), NULL, (KUPTR)kwSandbox_Kernel32_GetCommandLineW },
|
|---|
| 6087 | { TUPLE("GetStartupInfoA"), NULL, (KUPTR)kwSandbox_Kernel32_GetStartupInfoA },
|
|---|
| 6088 | { TUPLE("GetStartupInfoW"), NULL, (KUPTR)kwSandbox_Kernel32_GetStartupInfoW },
|
|---|
| 6089 |
|
|---|
| 6090 | { TUPLE("CreateThread"), NULL, (KUPTR)kwSandbox_Kernel32_CreateThread },
|
|---|
| 6091 |
|
|---|
| 6092 | { TUPLE("GetEnvironmentStrings"), NULL, (KUPTR)kwSandbox_Kernel32_GetEnvironmentStrings },
|
|---|
| 6093 | { TUPLE("GetEnvironmentStringsA"), NULL, (KUPTR)kwSandbox_Kernel32_GetEnvironmentStringsA },
|
|---|
| 6094 | { TUPLE("GetEnvironmentStringsW"), NULL, (KUPTR)kwSandbox_Kernel32_GetEnvironmentStringsW },
|
|---|
| 6095 | { TUPLE("FreeEnvironmentStringsA"), NULL, (KUPTR)kwSandbox_Kernel32_FreeEnvironmentStringsA },
|
|---|
| 6096 | { TUPLE("FreeEnvironmentStringsW"), NULL, (KUPTR)kwSandbox_Kernel32_FreeEnvironmentStringsW },
|
|---|
| 6097 | { TUPLE("GetEnvironmentVariableA"), NULL, (KUPTR)kwSandbox_Kernel32_GetEnvironmentVariableA },
|
|---|
| 6098 | { TUPLE("GetEnvironmentVariableW"), NULL, (KUPTR)kwSandbox_Kernel32_GetEnvironmentVariableW },
|
|---|
| 6099 | { TUPLE("SetEnvironmentVariableA"), NULL, (KUPTR)kwSandbox_Kernel32_SetEnvironmentVariableA },
|
|---|
| 6100 | { TUPLE("SetEnvironmentVariableW"), NULL, (KUPTR)kwSandbox_Kernel32_SetEnvironmentVariableW },
|
|---|
| 6101 | { TUPLE("ExpandEnvironmentStringsA"), NULL, (KUPTR)kwSandbox_Kernel32_ExpandEnvironmentStringsA },
|
|---|
| 6102 | { TUPLE("ExpandEnvironmentStringsW"), NULL, (KUPTR)kwSandbox_Kernel32_ExpandEnvironmentStringsW },
|
|---|
| 6103 |
|
|---|
| 6104 | { TUPLE("CreateFileA"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileA },
|
|---|
| 6105 | { TUPLE("CreateFileW"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileW },
|
|---|
| 6106 | { TUPLE("ReadFile"), NULL, (KUPTR)kwSandbox_Kernel32_ReadFile },
|
|---|
| 6107 | { TUPLE("ReadFileEx"), NULL, (KUPTR)kwSandbox_Kernel32_ReadFileEx },
|
|---|
| 6108 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 6109 | { TUPLE("WriteFile"), NULL, (KUPTR)kwSandbox_Kernel32_WriteFile },
|
|---|
| 6110 | { TUPLE("WriteFileEx"), NULL, (KUPTR)kwSandbox_Kernel32_WriteFileEx },
|
|---|
| 6111 | { TUPLE("SetEndOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_SetEndOfFile },
|
|---|
| 6112 | { TUPLE("GetFileType"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileType },
|
|---|
| 6113 | { TUPLE("GetFileSize"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileSize },
|
|---|
| 6114 | { TUPLE("GetFileSizeEx"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileSizeEx },
|
|---|
| 6115 | { TUPLE("CreateFileMappingW"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileMappingW },
|
|---|
| 6116 | { TUPLE("MapViewOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_MapViewOfFile },
|
|---|
| 6117 | { TUPLE("UnmapViewOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_UnmapViewOfFile },
|
|---|
| 6118 | #endif
|
|---|
| 6119 | { TUPLE("SetFilePointer"), NULL, (KUPTR)kwSandbox_Kernel32_SetFilePointer },
|
|---|
| 6120 | { TUPLE("SetFilePointerEx"), NULL, (KUPTR)kwSandbox_Kernel32_SetFilePointerEx },
|
|---|
| 6121 | { TUPLE("CloseHandle"), NULL, (KUPTR)kwSandbox_Kernel32_CloseHandle },
|
|---|
| 6122 | { TUPLE("GetFileAttributesA"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileAttributesA },
|
|---|
| 6123 | { TUPLE("GetFileAttributesW"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileAttributesW },
|
|---|
| 6124 | { TUPLE("GetShortPathNameW"), NULL, (KUPTR)kwSandbox_Kernel32_GetShortPathNameW },
|
|---|
| 6125 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 6126 | { TUPLE("DeleteFileW"), NULL, (KUPTR)kwSandbox_Kernel32_DeleteFileW },
|
|---|
| 6127 | #endif
|
|---|
| 6128 |
|
|---|
| 6129 | { TUPLE("VirtualAlloc"), NULL, (KUPTR)kwSandbox_Kernel32_VirtualAlloc },
|
|---|
| 6130 | { TUPLE("VirtualFree"), NULL, (KUPTR)kwSandbox_Kernel32_VirtualFree },
|
|---|
| 6131 |
|
|---|
| 6132 | { TUPLE("FlsAlloc"), NULL, (KUPTR)kwSandbox_Kernel32_FlsAlloc },
|
|---|
| 6133 | { TUPLE("FlsFree"), NULL, (KUPTR)kwSandbox_Kernel32_FlsFree },
|
|---|
| 6134 |
|
|---|
| 6135 | { TUPLE("SetConsoleCtrlHandler"), NULL, (KUPTR)kwSandbox_Kernel32_SetConsoleCtrlHandler },
|
|---|
| 6136 |
|
|---|
| 6137 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 6138 | { TUPLE("CryptCreateHash"), NULL, (KUPTR)kwSandbox_Advapi32_CryptCreateHash },
|
|---|
| 6139 | { TUPLE("CryptHashData"), NULL, (KUPTR)kwSandbox_Advapi32_CryptHashData },
|
|---|
| 6140 | { TUPLE("CryptGetHashParam"), NULL, (KUPTR)kwSandbox_Advapi32_CryptGetHashParam },
|
|---|
| 6141 | { TUPLE("CryptDestroyHash"), NULL, (KUPTR)kwSandbox_Advapi32_CryptDestroyHash },
|
|---|
| 6142 | #endif
|
|---|
| 6143 |
|
|---|
| 6144 | /*
|
|---|
| 6145 | * MS Visual C++ CRTs.
|
|---|
| 6146 | */
|
|---|
| 6147 | { TUPLE("exit"), NULL, (KUPTR)kwSandbox_msvcrt_exit },
|
|---|
| 6148 | { TUPLE("_exit"), NULL, (KUPTR)kwSandbox_msvcrt__exit },
|
|---|
| 6149 | { TUPLE("_cexit"), NULL, (KUPTR)kwSandbox_msvcrt__cexit },
|
|---|
| 6150 | { TUPLE("_c_exit"), NULL, (KUPTR)kwSandbox_msvcrt__c_exit },
|
|---|
| 6151 | { TUPLE("_amsg_exit"), NULL, (KUPTR)kwSandbox_msvcrt__amsg_exit },
|
|---|
| 6152 | { TUPLE("terminate"), NULL, (KUPTR)kwSandbox_msvcrt_terminate },
|
|---|
| 6153 |
|
|---|
| 6154 | { TUPLE("_beginthread"), NULL, (KUPTR)kwSandbox_msvcrt__beginthread },
|
|---|
| 6155 | { TUPLE("_beginthreadex"), NULL, (KUPTR)kwSandbox_msvcrt__beginthreadex },
|
|---|
| 6156 |
|
|---|
| 6157 | { TUPLE("__argc"), NULL, (KUPTR)&g_Sandbox.cArgs },
|
|---|
| 6158 | { TUPLE("__argv"), NULL, (KUPTR)&g_Sandbox.papszArgs },
|
|---|
| 6159 | { TUPLE("__wargv"), NULL, (KUPTR)&g_Sandbox.papwszArgs },
|
|---|
| 6160 | { TUPLE("__p___argc"), NULL, (KUPTR)kwSandbox_msvcrt___p___argc },
|
|---|
| 6161 | { TUPLE("__p___argv"), NULL, (KUPTR)kwSandbox_msvcrt___p___argv },
|
|---|
| 6162 | { TUPLE("__p___wargv"), NULL, (KUPTR)kwSandbox_msvcrt___p___wargv },
|
|---|
| 6163 | { TUPLE("_acmdln"), NULL, (KUPTR)&g_Sandbox.pszCmdLine },
|
|---|
| 6164 | { TUPLE("_wcmdln"), NULL, (KUPTR)&g_Sandbox.pwszCmdLine },
|
|---|
| 6165 | { TUPLE("__p__acmdln"), NULL, (KUPTR)kwSandbox_msvcrt___p__acmdln },
|
|---|
| 6166 | { TUPLE("__p__wcmdln"), NULL, (KUPTR)kwSandbox_msvcrt___p__wcmdln },
|
|---|
| 6167 | { TUPLE("_pgmptr"), NULL, (KUPTR)&g_Sandbox.pgmptr },
|
|---|
| 6168 | { TUPLE("_wpgmptr"), NULL, (KUPTR)&g_Sandbox.wpgmptr },
|
|---|
| 6169 | { TUPLE("_get_pgmptr"), NULL, (KUPTR)kwSandbox_msvcrt__get_pgmptr },
|
|---|
| 6170 | { TUPLE("_get_wpgmptr"), NULL, (KUPTR)kwSandbox_msvcrt__get_wpgmptr },
|
|---|
| 6171 | { TUPLE("__p__pgmptr"), NULL, (KUPTR)kwSandbox_msvcrt___p__pgmptr },
|
|---|
| 6172 | { TUPLE("__p__wpgmptr"), NULL, (KUPTR)kwSandbox_msvcrt___p__wpgmptr },
|
|---|
| 6173 | { TUPLE("_wincmdln"), NULL, (KUPTR)kwSandbox_msvcrt__wincmdln },
|
|---|
| 6174 | { TUPLE("_wwincmdln"), NULL, (KUPTR)kwSandbox_msvcrt__wwincmdln },
|
|---|
| 6175 | { TUPLE("__getmainargs"), NULL, (KUPTR)kwSandbox_msvcrt___getmainargs},
|
|---|
| 6176 | { TUPLE("__wgetmainargs"), NULL, (KUPTR)kwSandbox_msvcrt___wgetmainargs},
|
|---|
| 6177 |
|
|---|
| 6178 | { TUPLE("_putenv"), NULL, (KUPTR)kwSandbox_msvcrt__putenv},
|
|---|
| 6179 | { TUPLE("_wputenv"), NULL, (KUPTR)kwSandbox_msvcrt__wputenv},
|
|---|
| 6180 | { TUPLE("_putenv_s"), NULL, (KUPTR)kwSandbox_msvcrt__putenv_s},
|
|---|
| 6181 | { TUPLE("_wputenv_s"), NULL, (KUPTR)kwSandbox_msvcrt__wputenv_s},
|
|---|
| 6182 | { TUPLE("__initenv"), NULL, (KUPTR)&g_Sandbox.initenv },
|
|---|
| 6183 | { TUPLE("__winitenv"), NULL, (KUPTR)&g_Sandbox.winitenv },
|
|---|
| 6184 | { TUPLE("__p___initenv"), NULL, (KUPTR)kwSandbox_msvcrt___p___initenv},
|
|---|
| 6185 | { TUPLE("__p___winitenv"), NULL, (KUPTR)kwSandbox_msvcrt___p___winitenv},
|
|---|
| 6186 | { TUPLE("_environ"), NULL, (KUPTR)&g_Sandbox.environ },
|
|---|
| 6187 | { TUPLE("_wenviron"), NULL, (KUPTR)&g_Sandbox.wenviron },
|
|---|
| 6188 | { TUPLE("_get_environ"), NULL, (KUPTR)kwSandbox_msvcrt__get_environ },
|
|---|
| 6189 | { TUPLE("_get_wenviron"), NULL, (KUPTR)kwSandbox_msvcrt__get_wenviron },
|
|---|
| 6190 | { TUPLE("__p__environ"), NULL, (KUPTR)kwSandbox_msvcrt___p__environ },
|
|---|
| 6191 | { TUPLE("__p__wenviron"), NULL, (KUPTR)kwSandbox_msvcrt___p__wenviron },
|
|---|
| 6192 |
|
|---|
| 6193 | #ifndef NDEBUG
|
|---|
| 6194 | { TUPLE("memcpy"), NULL, (KUPTR)kwSandbox_msvcrt_memcpy },
|
|---|
| 6195 | #endif
|
|---|
| 6196 | };
|
|---|
| 6197 | /** Number of entries in g_aReplacements. */
|
|---|
| 6198 | KU32 const g_cSandboxReplacements = K_ELEMENTS(g_aSandboxReplacements);
|
|---|
| 6199 |
|
|---|
| 6200 |
|
|---|
| 6201 | /**
|
|---|
| 6202 | * Functions that needs replacing in natively loaded DLLs when doing sandboxed
|
|---|
| 6203 | * execution.
|
|---|
| 6204 | */
|
|---|
| 6205 | KWREPLACEMENTFUNCTION const g_aSandboxNativeReplacements[] =
|
|---|
| 6206 | {
|
|---|
| 6207 | /*
|
|---|
| 6208 | * Kernel32.dll and friends.
|
|---|
| 6209 | */
|
|---|
| 6210 | { TUPLE("ExitProcess"), NULL, (KUPTR)kwSandbox_Kernel32_ExitProcess },
|
|---|
| 6211 | { TUPLE("TerminateProcess"), NULL, (KUPTR)kwSandbox_Kernel32_TerminateProcess },
|
|---|
| 6212 |
|
|---|
| 6213 | #if 0
|
|---|
| 6214 | { TUPLE("CreateThread"), NULL, (KUPTR)kwSandbox_Kernel32_CreateThread },
|
|---|
| 6215 | #endif
|
|---|
| 6216 |
|
|---|
| 6217 | { TUPLE("CreateFileA"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileA },
|
|---|
| 6218 | { TUPLE("CreateFileW"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileW },
|
|---|
| 6219 | { TUPLE("ReadFile"), NULL, (KUPTR)kwSandbox_Kernel32_ReadFile },
|
|---|
| 6220 | { TUPLE("ReadFileEx"), NULL, (KUPTR)kwSandbox_Kernel32_ReadFileEx },
|
|---|
| 6221 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 6222 | { TUPLE("WriteFile"), NULL, (KUPTR)kwSandbox_Kernel32_WriteFile },
|
|---|
| 6223 | { TUPLE("WriteFileEx"), NULL, (KUPTR)kwSandbox_Kernel32_WriteFileEx },
|
|---|
| 6224 | { TUPLE("SetEndOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_SetEndOfFile },
|
|---|
| 6225 | { TUPLE("GetFileType"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileType },
|
|---|
| 6226 | { TUPLE("GetFileSize"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileSize },
|
|---|
| 6227 | { TUPLE("GetFileSizeEx"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileSizeEx },
|
|---|
| 6228 | { TUPLE("CreateFileMappingW"), NULL, (KUPTR)kwSandbox_Kernel32_CreateFileMappingW },
|
|---|
| 6229 | { TUPLE("MapViewOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_MapViewOfFile },
|
|---|
| 6230 | { TUPLE("UnmapViewOfFile"), NULL, (KUPTR)kwSandbox_Kernel32_UnmapViewOfFile },
|
|---|
| 6231 | #endif
|
|---|
| 6232 | { TUPLE("SetFilePointer"), NULL, (KUPTR)kwSandbox_Kernel32_SetFilePointer },
|
|---|
| 6233 | { TUPLE("SetFilePointerEx"), NULL, (KUPTR)kwSandbox_Kernel32_SetFilePointerEx },
|
|---|
| 6234 | { TUPLE("CloseHandle"), NULL, (KUPTR)kwSandbox_Kernel32_CloseHandle },
|
|---|
| 6235 | { TUPLE("GetFileAttributesA"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileAttributesA },
|
|---|
| 6236 | { TUPLE("GetFileAttributesW"), NULL, (KUPTR)kwSandbox_Kernel32_GetFileAttributesW },
|
|---|
| 6237 | { TUPLE("GetShortPathNameW"), NULL, (KUPTR)kwSandbox_Kernel32_GetShortPathNameW },
|
|---|
| 6238 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 6239 | { TUPLE("DeleteFileW"), NULL, (KUPTR)kwSandbox_Kernel32_DeleteFileW },
|
|---|
| 6240 | #endif
|
|---|
| 6241 | { TUPLE("SetConsoleCtrlHandler"), NULL, (KUPTR)kwSandbox_Kernel32_SetConsoleCtrlHandler },
|
|---|
| 6242 |
|
|---|
| 6243 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 6244 | { TUPLE("CryptCreateHash"), NULL, (KUPTR)kwSandbox_Advapi32_CryptCreateHash },
|
|---|
| 6245 | { TUPLE("CryptHashData"), NULL, (KUPTR)kwSandbox_Advapi32_CryptHashData },
|
|---|
| 6246 | { TUPLE("CryptGetHashParam"), NULL, (KUPTR)kwSandbox_Advapi32_CryptGetHashParam },
|
|---|
| 6247 | { TUPLE("CryptDestroyHash"), NULL, (KUPTR)kwSandbox_Advapi32_CryptDestroyHash },
|
|---|
| 6248 | #endif
|
|---|
| 6249 |
|
|---|
| 6250 | { TUPLE("RtlPcToFileHeader"), NULL, (KUPTR)kwSandbox_ntdll_RtlPcToFileHeader },
|
|---|
| 6251 |
|
|---|
| 6252 |
|
|---|
| 6253 | /*
|
|---|
| 6254 | * MS Visual C++ CRTs.
|
|---|
| 6255 | */
|
|---|
| 6256 | { TUPLE("exit"), NULL, (KUPTR)kwSandbox_msvcrt_exit },
|
|---|
| 6257 | { TUPLE("_exit"), NULL, (KUPTR)kwSandbox_msvcrt__exit },
|
|---|
| 6258 | { TUPLE("_cexit"), NULL, (KUPTR)kwSandbox_msvcrt__cexit },
|
|---|
| 6259 | { TUPLE("_c_exit"), NULL, (KUPTR)kwSandbox_msvcrt__c_exit },
|
|---|
| 6260 | { TUPLE("_amsg_exit"), NULL, (KUPTR)kwSandbox_msvcrt__amsg_exit },
|
|---|
| 6261 | { TUPLE("terminate"), NULL, (KUPTR)kwSandbox_msvcrt_terminate },
|
|---|
| 6262 |
|
|---|
| 6263 | #if 0 /* used by mspdbXXX.dll */
|
|---|
| 6264 | { TUPLE("_beginthread"), NULL, (KUPTR)kwSandbox_msvcrt__beginthread },
|
|---|
| 6265 | { TUPLE("_beginthreadex"), NULL, (KUPTR)kwSandbox_msvcrt__beginthreadex },
|
|---|
| 6266 | #endif
|
|---|
| 6267 | };
|
|---|
| 6268 | /** Number of entries in g_aSandboxNativeReplacements. */
|
|---|
| 6269 | KU32 const g_cSandboxNativeReplacements = K_ELEMENTS(g_aSandboxNativeReplacements);
|
|---|
| 6270 |
|
|---|
| 6271 |
|
|---|
| 6272 | /**
|
|---|
| 6273 | * Control handler.
|
|---|
| 6274 | *
|
|---|
| 6275 | * @returns TRUE if handled, FALSE if not.
|
|---|
| 6276 | * @param dwCtrlType The signal.
|
|---|
| 6277 | */
|
|---|
| 6278 | static BOOL WINAPI kwSandboxCtrlHandler(DWORD dwCtrlType)
|
|---|
| 6279 | {
|
|---|
| 6280 | switch (dwCtrlType)
|
|---|
| 6281 | {
|
|---|
| 6282 | case CTRL_C_EVENT:
|
|---|
| 6283 | fprintf(stderr, "kWorker: Ctrl-C\n");
|
|---|
| 6284 | exit(9);
|
|---|
| 6285 | break;
|
|---|
| 6286 |
|
|---|
| 6287 | case CTRL_BREAK_EVENT:
|
|---|
| 6288 | fprintf(stderr, "kWorker: Ctrl-Break\n");
|
|---|
| 6289 | exit(10);
|
|---|
| 6290 | break;
|
|---|
| 6291 |
|
|---|
| 6292 | case CTRL_CLOSE_EVENT:
|
|---|
| 6293 | fprintf(stderr, "kWorker: console closed\n");
|
|---|
| 6294 | exit(11);
|
|---|
| 6295 | break;
|
|---|
| 6296 |
|
|---|
| 6297 | case CTRL_LOGOFF_EVENT:
|
|---|
| 6298 | fprintf(stderr, "kWorker: logoff event\n");
|
|---|
| 6299 | exit(11);
|
|---|
| 6300 | break;
|
|---|
| 6301 |
|
|---|
| 6302 | case CTRL_SHUTDOWN_EVENT:
|
|---|
| 6303 | fprintf(stderr, "kWorker: shutdown event\n");
|
|---|
| 6304 | exit(11);
|
|---|
| 6305 | break;
|
|---|
| 6306 |
|
|---|
| 6307 | default:
|
|---|
| 6308 | fprintf(stderr, "kwSandboxCtrlHandler: %#x\n", dwCtrlType);
|
|---|
| 6309 | break;
|
|---|
| 6310 | }
|
|---|
| 6311 | return TRUE;
|
|---|
| 6312 | }
|
|---|
| 6313 |
|
|---|
| 6314 |
|
|---|
| 6315 | /**
|
|---|
| 6316 | * Used by kwSandboxExec to reset the state of the module tree.
|
|---|
| 6317 | *
|
|---|
| 6318 | * This is done recursively.
|
|---|
| 6319 | *
|
|---|
| 6320 | * @param pMod The root of the tree to consider.
|
|---|
| 6321 | */
|
|---|
| 6322 | static void kwSandboxResetModuleState(PKWMODULE pMod)
|
|---|
| 6323 | {
|
|---|
| 6324 | if ( !pMod->fNative
|
|---|
| 6325 | && pMod->u.Manual.enmState != KWMODSTATE_NEEDS_BITS)
|
|---|
| 6326 | {
|
|---|
| 6327 | KSIZE iImp;
|
|---|
| 6328 | pMod->u.Manual.enmState = KWMODSTATE_NEEDS_BITS;
|
|---|
| 6329 | iImp = pMod->u.Manual.cImpMods;
|
|---|
| 6330 | while (iImp-- > 0)
|
|---|
| 6331 | kwSandboxResetModuleState(pMod->u.Manual.apImpMods[iImp]);
|
|---|
| 6332 | }
|
|---|
| 6333 | }
|
|---|
| 6334 |
|
|---|
| 6335 | static PPEB kwSandboxGetProcessEnvironmentBlock(void)
|
|---|
| 6336 | {
|
|---|
| 6337 | #if K_ARCH == K_ARCH_X86_32
|
|---|
| 6338 | return (PPEB)__readfsdword(0x030 /* offset of ProcessEnvironmentBlock in TEB */);
|
|---|
| 6339 | #elif K_ARCH == K_ARCH_AMD64
|
|---|
| 6340 | return (PPEB)__readgsqword(0x060 /* offset of ProcessEnvironmentBlock in TEB */);
|
|---|
| 6341 | #else
|
|---|
| 6342 | # error "Port me!"
|
|---|
| 6343 | #endif
|
|---|
| 6344 | }
|
|---|
| 6345 |
|
|---|
| 6346 |
|
|---|
| 6347 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_X86)
|
|---|
| 6348 | typedef struct _EXCEPTION_REGISTRATION_RECORD
|
|---|
| 6349 | {
|
|---|
| 6350 | struct _EXCEPTION_REGISTRATION_RECORD * volatile PrevStructure;
|
|---|
| 6351 | KU32 (__cdecl * volatile ExceptionHandler)(PEXCEPTION_RECORD, struct _EXCEPTION_REGISTRATION_RECORD*, PCONTEXT,
|
|---|
| 6352 | struct _EXCEPTION_REGISTRATION_RECORD * volatile *);
|
|---|
| 6353 | };
|
|---|
| 6354 |
|
|---|
| 6355 | /**
|
|---|
| 6356 | * Vectored exception handler that emulates x86 chained exception handler.
|
|---|
| 6357 | *
|
|---|
| 6358 | * This is necessary because the RtlIsValidHandler check fails for self loaded
|
|---|
| 6359 | * code and prevents cl.exe from working. (On AMD64 we can register function
|
|---|
| 6360 | * tables, but on X86 cooking your own handling seems to be the only viabke
|
|---|
| 6361 | * alternative.)
|
|---|
| 6362 | *
|
|---|
| 6363 | * @returns EXCEPTION_CONTINUE_SEARCH or EXCEPTION_CONTINUE_EXECUTION.
|
|---|
| 6364 | * @param pXcptPtrs The exception details.
|
|---|
| 6365 | */
|
|---|
| 6366 | static LONG CALLBACK kwSandboxVecXcptEmulateChained(PEXCEPTION_POINTERS pXcptPtrs)
|
|---|
| 6367 | {
|
|---|
| 6368 | PNT_TIB pTib = (PNT_TIB)NtCurrentTeb();
|
|---|
| 6369 | KW_LOG(("kwSandboxVecXcptEmulateChained: %#x\n", pXcptPtrs->ExceptionRecord->ExceptionCode));
|
|---|
| 6370 | if (g_Sandbox.fRunning)
|
|---|
| 6371 | {
|
|---|
| 6372 | PEXCEPTION_RECORD pXcptRec = pXcptPtrs->ExceptionRecord;
|
|---|
| 6373 | PCONTEXT pXcptCtx = pXcptPtrs->ContextRecord;
|
|---|
| 6374 | struct _EXCEPTION_REGISTRATION_RECORD * volatile *ppRegRec = &pTib->ExceptionList;
|
|---|
| 6375 | struct _EXCEPTION_REGISTRATION_RECORD * pRegRec = *ppRegRec;
|
|---|
| 6376 | while (((KUPTR)pRegRec & (sizeof(void *) - 3)) == 0 && pRegRec != NULL)
|
|---|
| 6377 | {
|
|---|
| 6378 | #if 1
|
|---|
| 6379 | /* This is a more robust version that isn't subject to calling
|
|---|
| 6380 | convension cleanup disputes and such. */
|
|---|
| 6381 | KU32 uSavedEdi;
|
|---|
| 6382 | KU32 uSavedEsi;
|
|---|
| 6383 | KU32 uSavedEbx;
|
|---|
| 6384 | KU32 rcHandler;
|
|---|
| 6385 | __asm
|
|---|
| 6386 | {
|
|---|
| 6387 | mov [uSavedEdi], edi
|
|---|
| 6388 | mov [uSavedEsi], esi
|
|---|
| 6389 | mov [uSavedEbx], ebx
|
|---|
| 6390 | mov esi, esp
|
|---|
| 6391 | mov edi, esp
|
|---|
| 6392 | mov ecx, [pXcptRec]
|
|---|
| 6393 | mov edx, [pRegRec]
|
|---|
| 6394 | mov eax, [pXcptCtx]
|
|---|
| 6395 | mov ebx, [ppRegRec]
|
|---|
| 6396 | sub esp, 16
|
|---|
| 6397 | and esp, 0fffffff0h
|
|---|
| 6398 | mov [esp ], ecx
|
|---|
| 6399 | mov [esp + 4], edx
|
|---|
| 6400 | mov [esp + 8], eax
|
|---|
| 6401 | mov [esp + 12], ebx
|
|---|
| 6402 | call dword ptr [edx + 4]
|
|---|
| 6403 | mov esp, esi
|
|---|
| 6404 | cmp esp, edi
|
|---|
| 6405 | je stack_ok
|
|---|
| 6406 | int 3
|
|---|
| 6407 | stack_ok:
|
|---|
| 6408 | mov edi, [uSavedEdi]
|
|---|
| 6409 | mov esi, [uSavedEsi]
|
|---|
| 6410 | mov ebx, [uSavedEbx]
|
|---|
| 6411 | mov [rcHandler], eax
|
|---|
| 6412 | }
|
|---|
| 6413 | #else
|
|---|
| 6414 | KU32 rcHandler = pRegRec->ExceptionHandler(pXcptPtrs->ExceptionRecord, pRegRec, pXcptPtrs->ContextRecord, ppRegRec);
|
|---|
| 6415 | #endif
|
|---|
| 6416 | if (rcHandler == ExceptionContinueExecution)
|
|---|
| 6417 | {
|
|---|
| 6418 | kHlpAssert(!(pXcptPtrs->ExceptionRecord->ExceptionFlags & EXCEPTION_NONCONTINUABLE));
|
|---|
| 6419 | return EXCEPTION_CONTINUE_EXECUTION;
|
|---|
| 6420 | }
|
|---|
| 6421 | if (rcHandler == ExceptionContinueSearch)
|
|---|
| 6422 | kHlpAssert(!(pXcptPtrs->ExceptionRecord->ExceptionFlags & 8 /*EXCEPTION_STACK_INVALID*/));
|
|---|
| 6423 | else if (rcHandler == ExceptionNestedException)
|
|---|
| 6424 | kHlpAssertMsgFailed(("Nested exceptions.\n"));
|
|---|
| 6425 | else
|
|---|
| 6426 | kHlpAssertMsgFailed(("Invalid return %#x (%d).\n", rcHandler, rcHandler));
|
|---|
| 6427 |
|
|---|
| 6428 | /*
|
|---|
| 6429 | * Next.
|
|---|
| 6430 | */
|
|---|
| 6431 | ppRegRec = &pRegRec->PrevStructure;
|
|---|
| 6432 | pRegRec = pRegRec->PrevStructure;
|
|---|
| 6433 | }
|
|---|
| 6434 | }
|
|---|
| 6435 | return EXCEPTION_CONTINUE_SEARCH;
|
|---|
| 6436 | }
|
|---|
| 6437 | #endif /* WINDOWS + X86 */
|
|---|
| 6438 |
|
|---|
| 6439 |
|
|---|
| 6440 | /**
|
|---|
| 6441 | * Enters the given handle into the handle table.
|
|---|
| 6442 | *
|
|---|
| 6443 | * @returns K_TRUE on success, K_FALSE on failure.
|
|---|
| 6444 | * @param pSandbox The sandbox.
|
|---|
| 6445 | * @param pHandle The handle.
|
|---|
| 6446 | */
|
|---|
| 6447 | static KBOOL kwSandboxHandleTableEnter(PKWSANDBOX pSandbox, PKWHANDLE pHandle)
|
|---|
| 6448 | {
|
|---|
| 6449 | KUPTR const idxHandle = KW_HANDLE_TO_INDEX(pHandle->hHandle);
|
|---|
| 6450 | kHlpAssertReturn(idxHandle < KW_HANDLE_MAX, K_FALSE);
|
|---|
| 6451 |
|
|---|
| 6452 | /*
|
|---|
| 6453 | * Grow handle table.
|
|---|
| 6454 | */
|
|---|
| 6455 | if (idxHandle >= pSandbox->cHandles)
|
|---|
| 6456 | {
|
|---|
| 6457 | void *pvNew;
|
|---|
| 6458 | KU32 cHandles = pSandbox->cHandles ? pSandbox->cHandles * 2 : 32;
|
|---|
| 6459 | while (cHandles <= idxHandle)
|
|---|
| 6460 | cHandles *= 2;
|
|---|
| 6461 | pvNew = kHlpRealloc(pSandbox->papHandles, cHandles * sizeof(pSandbox->papHandles[0]));
|
|---|
| 6462 | if (!pvNew)
|
|---|
| 6463 | {
|
|---|
| 6464 | KW_LOG(("Out of memory growing handle table to %u handles\n", cHandles));
|
|---|
| 6465 | return K_FALSE;
|
|---|
| 6466 | }
|
|---|
| 6467 | pSandbox->papHandles = (PKWHANDLE *)pvNew;
|
|---|
| 6468 | kHlpMemSet(&pSandbox->papHandles[pSandbox->cHandles], 0,
|
|---|
| 6469 | (cHandles - pSandbox->cHandles) * sizeof(pSandbox->papHandles[0]));
|
|---|
| 6470 | pSandbox->cHandles = cHandles;
|
|---|
| 6471 | }
|
|---|
| 6472 |
|
|---|
| 6473 | /*
|
|---|
| 6474 | * Check that the entry is unused then insert it.
|
|---|
| 6475 | */
|
|---|
| 6476 | kHlpAssertReturn(pSandbox->papHandles[idxHandle] == NULL, K_FALSE);
|
|---|
| 6477 | pSandbox->papHandles[idxHandle] = pHandle;
|
|---|
| 6478 | pSandbox->cActiveHandles++;
|
|---|
| 6479 | return K_TRUE;
|
|---|
| 6480 | }
|
|---|
| 6481 |
|
|---|
| 6482 |
|
|---|
| 6483 | /**
|
|---|
| 6484 | * Creates a correctly quoted ANSI command line string from the given argv.
|
|---|
| 6485 | *
|
|---|
| 6486 | * @returns Pointer to the command line.
|
|---|
| 6487 | * @param cArgs Number of arguments.
|
|---|
| 6488 | * @param papszArgs The argument vector.
|
|---|
| 6489 | * @param fWatcomBrainDamange Whether to apply watcom rules while quoting.
|
|---|
| 6490 | * @param pcbCmdLine Where to return the command line length,
|
|---|
| 6491 | * including one terminator.
|
|---|
| 6492 | */
|
|---|
| 6493 | static char *kwSandboxInitCmdLineFromArgv(KU32 cArgs, const char **papszArgs, KBOOL fWatcomBrainDamange, KSIZE *pcbCmdLine)
|
|---|
| 6494 | {
|
|---|
| 6495 | KU32 i;
|
|---|
| 6496 | KSIZE cbCmdLine;
|
|---|
| 6497 | char *pszCmdLine;
|
|---|
| 6498 |
|
|---|
| 6499 | /* Make a copy of the argument vector that we'll be quoting. */
|
|---|
| 6500 | char **papszQuotedArgs = alloca(sizeof(papszArgs[0]) * (cArgs + 1));
|
|---|
| 6501 | kHlpMemCopy(papszQuotedArgs, papszArgs, sizeof(papszArgs[0]) * (cArgs + 1));
|
|---|
| 6502 |
|
|---|
| 6503 | /* Quote the arguments that need it. */
|
|---|
| 6504 | quote_argv(cArgs, papszQuotedArgs, fWatcomBrainDamange, 0 /*leak*/);
|
|---|
| 6505 |
|
|---|
| 6506 | /* figure out cmd line length. */
|
|---|
| 6507 | cbCmdLine = 0;
|
|---|
| 6508 | for (i = 0; i < cArgs; i++)
|
|---|
| 6509 | cbCmdLine += kHlpStrLen(papszQuotedArgs[i]) + 1;
|
|---|
| 6510 | *pcbCmdLine = cbCmdLine;
|
|---|
| 6511 |
|
|---|
| 6512 | pszCmdLine = (char *)kHlpAlloc(cbCmdLine + 1);
|
|---|
| 6513 | if (pszCmdLine)
|
|---|
| 6514 | {
|
|---|
| 6515 | char *psz = kHlpStrPCopy(pszCmdLine, papszQuotedArgs[0]);
|
|---|
| 6516 | if (papszQuotedArgs[0] != papszArgs[0])
|
|---|
| 6517 | free(papszQuotedArgs[0]);
|
|---|
| 6518 |
|
|---|
| 6519 | for (i = 1; i < cArgs; i++)
|
|---|
| 6520 | {
|
|---|
| 6521 | *psz++ = ' ';
|
|---|
| 6522 | psz = kHlpStrPCopy(psz, papszQuotedArgs[i]);
|
|---|
| 6523 | if (papszQuotedArgs[i] != papszArgs[i])
|
|---|
| 6524 | free(papszQuotedArgs[i]);
|
|---|
| 6525 | }
|
|---|
| 6526 | kHlpAssert((KSIZE)(&psz[1] - pszCmdLine) == cbCmdLine);
|
|---|
| 6527 |
|
|---|
| 6528 | *psz++ = '\0';
|
|---|
| 6529 | *psz++ = '\0';
|
|---|
| 6530 | }
|
|---|
| 6531 |
|
|---|
| 6532 | return pszCmdLine;
|
|---|
| 6533 | }
|
|---|
| 6534 |
|
|---|
| 6535 |
|
|---|
| 6536 |
|
|---|
| 6537 | static int kwSandboxInit(PKWSANDBOX pSandbox, PKWTOOL pTool,
|
|---|
| 6538 | KU32 cArgs, const char **papszArgs, KBOOL fWatcomBrainDamange,
|
|---|
| 6539 | KU32 cEnvVars, const char **papszEnvVars)
|
|---|
| 6540 | {
|
|---|
| 6541 | PPEB pPeb = kwSandboxGetProcessEnvironmentBlock();
|
|---|
| 6542 | wchar_t *pwcPool;
|
|---|
| 6543 | KSIZE cbStrings;
|
|---|
| 6544 | KSIZE cwc;
|
|---|
| 6545 | KSIZE cbCmdLine;
|
|---|
| 6546 | KU32 i;
|
|---|
| 6547 | int rc;
|
|---|
| 6548 |
|
|---|
| 6549 | /* Simple stuff. */
|
|---|
| 6550 | pSandbox->rcExitCode = 256;
|
|---|
| 6551 | pSandbox->pTool = pTool;
|
|---|
| 6552 | pSandbox->idMainThread = GetCurrentThreadId();
|
|---|
| 6553 | pSandbox->pgmptr = (char *)pTool->pszPath;
|
|---|
| 6554 | pSandbox->wpgmptr = (wchar_t *)pTool->pwszPath;
|
|---|
| 6555 | pSandbox->cArgs = cArgs;
|
|---|
| 6556 | pSandbox->papszArgs = (char **)papszArgs;
|
|---|
| 6557 | pSandbox->pszCmdLine = kwSandboxInitCmdLineFromArgv(cArgs, papszArgs, fWatcomBrainDamange, &cbCmdLine);
|
|---|
| 6558 | if (!pSandbox->pszCmdLine)
|
|---|
| 6559 | return KERR_NO_MEMORY;
|
|---|
| 6560 |
|
|---|
| 6561 | /*
|
|---|
| 6562 | * Convert command line and argv to UTF-16.
|
|---|
| 6563 | * We assume each ANSI char requires a surrogate pair in the UTF-16 variant.
|
|---|
| 6564 | */
|
|---|
| 6565 | pSandbox->papwszArgs = (wchar_t **)kHlpAlloc(sizeof(wchar_t *) * (pSandbox->cArgs + 2) + cbCmdLine * 2 * sizeof(wchar_t));
|
|---|
| 6566 | if (!pSandbox->papwszArgs)
|
|---|
| 6567 | return KERR_NO_MEMORY;
|
|---|
| 6568 | pwcPool = (wchar_t *)&pSandbox->papwszArgs[pSandbox->cArgs + 2];
|
|---|
| 6569 | for (i = 0; i < cArgs; i++)
|
|---|
| 6570 | {
|
|---|
| 6571 | *pwcPool++ = pSandbox->papszArgs[i][-1]; /* flags */
|
|---|
| 6572 | pSandbox->papwszArgs[i] = pwcPool;
|
|---|
| 6573 | pwcPool += kwStrToUtf16(pSandbox->papszArgs[i], pwcPool, (kHlpStrLen(pSandbox->papszArgs[i]) + 1) * 2);
|
|---|
| 6574 | pwcPool++;
|
|---|
| 6575 | }
|
|---|
| 6576 | pSandbox->papwszArgs[pSandbox->cArgs + 0] = NULL;
|
|---|
| 6577 | pSandbox->papwszArgs[pSandbox->cArgs + 1] = NULL;
|
|---|
| 6578 |
|
|---|
| 6579 | /*
|
|---|
| 6580 | * Convert the commandline string to UTF-16, same pessimistic approach as above.
|
|---|
| 6581 | */
|
|---|
| 6582 | cbStrings = (cbCmdLine + 1) * 2 * sizeof(wchar_t);
|
|---|
| 6583 | pSandbox->pwszCmdLine = kHlpAlloc(cbStrings);
|
|---|
| 6584 | if (!pSandbox->pwszCmdLine)
|
|---|
| 6585 | return KERR_NO_MEMORY;
|
|---|
| 6586 | cwc = kwStrToUtf16(pSandbox->pszCmdLine, pSandbox->pwszCmdLine, cbStrings / sizeof(wchar_t));
|
|---|
| 6587 |
|
|---|
| 6588 | pSandbox->SavedCommandLine = pPeb->ProcessParameters->CommandLine;
|
|---|
| 6589 | pPeb->ProcessParameters->CommandLine.Buffer = pSandbox->pwszCmdLine;
|
|---|
| 6590 | pPeb->ProcessParameters->CommandLine.Length = (USHORT)cwc * sizeof(wchar_t);
|
|---|
| 6591 |
|
|---|
| 6592 | /*
|
|---|
| 6593 | * Setup the enviornment.
|
|---|
| 6594 | */
|
|---|
| 6595 | rc = kwSandboxGrowEnv(pSandbox, cEnvVars + 2);
|
|---|
| 6596 | if (rc == 0)
|
|---|
| 6597 | {
|
|---|
| 6598 | KU32 iDst = 0;
|
|---|
| 6599 | for (i = 0; i < cEnvVars; i++)
|
|---|
| 6600 | {
|
|---|
| 6601 | const char *pszVar = papszEnvVars[i];
|
|---|
| 6602 | KSIZE cchVar = kHlpStrLen(pszVar);
|
|---|
| 6603 | if ( cchVar > 0
|
|---|
| 6604 | && kHlpMemChr(pszVar, '=', cchVar) != NULL)
|
|---|
| 6605 | {
|
|---|
| 6606 | char *pszCopy = kHlpDup(pszVar, cchVar + 1);
|
|---|
| 6607 | wchar_t *pwszCopy = kwStrToUtf16AllocN(pszVar, cchVar + 1);
|
|---|
| 6608 | if (pszCopy && pwszCopy)
|
|---|
| 6609 | {
|
|---|
| 6610 | pSandbox->papszEnvVars[iDst] = pszCopy;
|
|---|
| 6611 | pSandbox->environ[iDst] = pszCopy;
|
|---|
| 6612 | pSandbox->papwszEnvVars[iDst] = pwszCopy;
|
|---|
| 6613 | pSandbox->wenviron[iDst] = pwszCopy;
|
|---|
| 6614 | iDst++;
|
|---|
| 6615 | }
|
|---|
| 6616 | else
|
|---|
| 6617 | {
|
|---|
| 6618 | kHlpFree(pszCopy);
|
|---|
| 6619 | kHlpFree(pwszCopy);
|
|---|
| 6620 | return kwErrPrintfRc(KERR_NO_MEMORY, "Out of memory setting up env vars!\n");
|
|---|
| 6621 | }
|
|---|
| 6622 | }
|
|---|
| 6623 | else
|
|---|
| 6624 | kwErrPrintf("kwSandboxInit: Skipping bad env var '%s'\n", pszVar);
|
|---|
| 6625 | }
|
|---|
| 6626 | pSandbox->papszEnvVars[iDst] = NULL;
|
|---|
| 6627 | pSandbox->environ[iDst] = NULL;
|
|---|
| 6628 | pSandbox->papwszEnvVars[iDst] = NULL;
|
|---|
| 6629 | pSandbox->wenviron[iDst] = NULL;
|
|---|
| 6630 | }
|
|---|
| 6631 | else
|
|---|
| 6632 | return kwErrPrintfRc(KERR_NO_MEMORY, "Error setting up environment variables: %d\n", rc);
|
|---|
| 6633 |
|
|---|
| 6634 | /*
|
|---|
| 6635 | * Invalidate the volatile parts of cache (kBuild output directory,
|
|---|
| 6636 | * temporary directory, whatever).
|
|---|
| 6637 | */
|
|---|
| 6638 | kFsCacheInvalidateCustomBoth(g_pFsCache);
|
|---|
| 6639 | return 0;
|
|---|
| 6640 | }
|
|---|
| 6641 |
|
|---|
| 6642 |
|
|---|
| 6643 | /**
|
|---|
| 6644 | * Does sandbox cleanup between jobs.
|
|---|
| 6645 | *
|
|---|
| 6646 | * We postpone whatever isn't externally visible (i.e. files) and doesn't
|
|---|
| 6647 | * influence the result, so that kmk can get on with things ASAP.
|
|---|
| 6648 | *
|
|---|
| 6649 | * @param pSandbox The sandbox.
|
|---|
| 6650 | */
|
|---|
| 6651 | static void kwSandboxCleanupLate(PKWSANDBOX pSandbox)
|
|---|
| 6652 | {
|
|---|
| 6653 | PROCESS_MEMORY_COUNTERS MemInfo;
|
|---|
| 6654 | PKWVIRTALLOC pTracker;
|
|---|
| 6655 | PKWLOCALSTORAGE pLocalStorage;
|
|---|
| 6656 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 6657 | PKWHASHMD5 pHash;
|
|---|
| 6658 | #endif
|
|---|
| 6659 | #ifdef WITH_TEMP_MEMORY_FILES
|
|---|
| 6660 | PKWFSTEMPFILE pTempFile;
|
|---|
| 6661 |
|
|---|
| 6662 | /* The temporary files aren't externally visible, they're all in memory. */
|
|---|
| 6663 | pTempFile = pSandbox->pTempFileHead;
|
|---|
| 6664 | pSandbox->pTempFileHead = NULL;
|
|---|
| 6665 | while (pTempFile)
|
|---|
| 6666 | {
|
|---|
| 6667 | PKWFSTEMPFILE pNext = pTempFile->pNext;
|
|---|
| 6668 | KU32 iSeg = pTempFile->cSegs;
|
|---|
| 6669 | while (iSeg-- > 0)
|
|---|
| 6670 | kHlpPageFree(pTempFile->paSegs[iSeg].pbData, pTempFile->paSegs[iSeg].cbDataAlloc);
|
|---|
| 6671 | kHlpFree(pTempFile->paSegs);
|
|---|
| 6672 | pTempFile->pNext = NULL;
|
|---|
| 6673 | kHlpFree(pTempFile);
|
|---|
| 6674 |
|
|---|
| 6675 | pTempFile = pNext;
|
|---|
| 6676 | }
|
|---|
| 6677 | #endif
|
|---|
| 6678 |
|
|---|
| 6679 | /* Free left behind VirtualAlloc leaks. */
|
|---|
| 6680 | pTracker = g_Sandbox.pVirtualAllocHead;
|
|---|
| 6681 | g_Sandbox.pVirtualAllocHead = NULL;
|
|---|
| 6682 | while (pTracker)
|
|---|
| 6683 | {
|
|---|
| 6684 | PKWVIRTALLOC pNext = pTracker->pNext;
|
|---|
| 6685 | KW_LOG(("Freeing VirtualFree leak %p LB %#x\n", pTracker->pvAlloc, pTracker->cbAlloc));
|
|---|
| 6686 | VirtualFree(pTracker->pvAlloc, 0, MEM_RELEASE);
|
|---|
| 6687 | kHlpFree(pTracker);
|
|---|
| 6688 | pTracker = pNext;
|
|---|
| 6689 | }
|
|---|
| 6690 |
|
|---|
| 6691 | /* Free left behind FlsAlloc leaks. */
|
|---|
| 6692 | pLocalStorage = g_Sandbox.pFlsAllocHead;
|
|---|
| 6693 | g_Sandbox.pFlsAllocHead = NULL;
|
|---|
| 6694 | while (pLocalStorage)
|
|---|
| 6695 | {
|
|---|
| 6696 | PKWLOCALSTORAGE pNext = pLocalStorage->pNext;
|
|---|
| 6697 | KW_LOG(("Freeing leaked FlsAlloc index %#x\n", pLocalStorage->idx));
|
|---|
| 6698 | FlsFree(pLocalStorage->idx);
|
|---|
| 6699 | kHlpFree(pLocalStorage);
|
|---|
| 6700 | pLocalStorage = pNext;
|
|---|
| 6701 | }
|
|---|
| 6702 |
|
|---|
| 6703 | /* Free left behind TlsAlloc leaks. */
|
|---|
| 6704 | pLocalStorage = g_Sandbox.pTlsAllocHead;
|
|---|
| 6705 | g_Sandbox.pTlsAllocHead = NULL;
|
|---|
| 6706 | while (pLocalStorage)
|
|---|
| 6707 | {
|
|---|
| 6708 | PKWLOCALSTORAGE pNext = pLocalStorage->pNext;
|
|---|
| 6709 | KW_LOG(("Freeing leaked TlsAlloc index %#x\n", pLocalStorage->idx));
|
|---|
| 6710 | TlsFree(pLocalStorage->idx);
|
|---|
| 6711 | kHlpFree(pLocalStorage);
|
|---|
| 6712 | pLocalStorage = pNext;
|
|---|
| 6713 | }
|
|---|
| 6714 |
|
|---|
| 6715 |
|
|---|
| 6716 | /* Free the environment. */
|
|---|
| 6717 | if (pSandbox->papszEnvVars)
|
|---|
| 6718 | {
|
|---|
| 6719 | KU32 i;
|
|---|
| 6720 | for (i = 0; pSandbox->papszEnvVars[i]; i++)
|
|---|
| 6721 | kHlpFree(pSandbox->papszEnvVars[i]);
|
|---|
| 6722 | pSandbox->environ[0] = NULL;
|
|---|
| 6723 | pSandbox->papszEnvVars[0] = NULL;
|
|---|
| 6724 |
|
|---|
| 6725 | for (i = 0; pSandbox->papwszEnvVars[i]; i++)
|
|---|
| 6726 | kHlpFree(pSandbox->papwszEnvVars[i]);
|
|---|
| 6727 | pSandbox->wenviron[0] = NULL;
|
|---|
| 6728 | pSandbox->papwszEnvVars[0] = NULL;
|
|---|
| 6729 | }
|
|---|
| 6730 |
|
|---|
| 6731 | #ifdef WITH_HASH_MD5_CACHE
|
|---|
| 6732 | /*
|
|---|
| 6733 | * Hash handles.
|
|---|
| 6734 | */
|
|---|
| 6735 | pHash = pSandbox->pHashHead;
|
|---|
| 6736 | pSandbox->pHashHead = NULL;
|
|---|
| 6737 | while (pHash)
|
|---|
| 6738 | {
|
|---|
| 6739 | PKWHASHMD5 pNext = pHash->pNext;
|
|---|
| 6740 | KWCRYPT_LOG(("Freeing leaked hash instance %#p\n", pHash));
|
|---|
| 6741 | kHlpFree(pHash);
|
|---|
| 6742 | pHash = pNext;
|
|---|
| 6743 | }
|
|---|
| 6744 | #endif
|
|---|
| 6745 |
|
|---|
| 6746 | /*
|
|---|
| 6747 | * Check the memory usage. If it's getting high, trigger a respawn
|
|---|
| 6748 | * after the next job.
|
|---|
| 6749 | */
|
|---|
| 6750 | MemInfo.WorkingSetSize = 0;
|
|---|
| 6751 | if (GetProcessMemoryInfo(GetCurrentProcess(), &MemInfo, sizeof(MemInfo)))
|
|---|
| 6752 | {
|
|---|
| 6753 | #if K_ARCH_BITS >= 64
|
|---|
| 6754 | if (MemInfo.WorkingSetSize >= 512*1024*1024)
|
|---|
| 6755 | #else
|
|---|
| 6756 | if (MemInfo.WorkingSetSize >= 384*1024*1024)
|
|---|
| 6757 | #endif
|
|---|
| 6758 | {
|
|---|
| 6759 | KW_LOG(("WorkingSetSize = %#x - > restart next time.\n", MemInfo.WorkingSetSize));
|
|---|
| 6760 | //fprintf(stderr, "WorkingSetSize = %#x - > restart next time.\n", MemInfo.WorkingSetSize);
|
|---|
| 6761 | g_fRestart = K_TRUE;
|
|---|
| 6762 | }
|
|---|
| 6763 | }
|
|---|
| 6764 | }
|
|---|
| 6765 |
|
|---|
| 6766 |
|
|---|
| 6767 | static void kwSandboxCleanup(PKWSANDBOX pSandbox)
|
|---|
| 6768 | {
|
|---|
| 6769 | /*
|
|---|
| 6770 | * Restore the parent command line string.
|
|---|
| 6771 | */
|
|---|
| 6772 | PPEB pPeb = kwSandboxGetProcessEnvironmentBlock();
|
|---|
| 6773 | pPeb->ProcessParameters->CommandLine = pSandbox->SavedCommandLine;
|
|---|
| 6774 |
|
|---|
| 6775 | /*
|
|---|
| 6776 | * Kill all open handles.
|
|---|
| 6777 | */
|
|---|
| 6778 | if (pSandbox->cActiveHandles > 0)
|
|---|
| 6779 | {
|
|---|
| 6780 | KU32 i = pSandbox->cHandles;
|
|---|
| 6781 | while (i-- > 0)
|
|---|
| 6782 | if (pSandbox->papHandles[i] == NULL)
|
|---|
| 6783 | { /* likely */ }
|
|---|
| 6784 | else
|
|---|
| 6785 | {
|
|---|
| 6786 | PKWHANDLE pHandle = pSandbox->papHandles[i];
|
|---|
| 6787 | pSandbox->papHandles[i] = NULL;
|
|---|
| 6788 | switch (pHandle->enmType)
|
|---|
| 6789 | {
|
|---|
| 6790 | case KWHANDLETYPE_FSOBJ_READ_CACHE:
|
|---|
| 6791 | break;
|
|---|
| 6792 | case KWHANDLETYPE_TEMP_FILE:
|
|---|
| 6793 | case KWHANDLETYPE_TEMP_FILE_MAPPING:
|
|---|
| 6794 | pHandle->u.pTempFile->cActiveHandles--;
|
|---|
| 6795 | break;
|
|---|
| 6796 | default:
|
|---|
| 6797 | kHlpAssertFailed();
|
|---|
| 6798 | }
|
|---|
| 6799 | kHlpFree(pHandle);
|
|---|
| 6800 | if (--pSandbox->cActiveHandles == 0)
|
|---|
| 6801 | break;
|
|---|
| 6802 | }
|
|---|
| 6803 | }
|
|---|
| 6804 | }
|
|---|
| 6805 |
|
|---|
| 6806 |
|
|---|
| 6807 | static int kwSandboxExec(PKWSANDBOX pSandbox, PKWTOOL pTool, KU32 cArgs, const char **papszArgs, KBOOL fWatcomBrainDamange,
|
|---|
| 6808 | KU32 cEnvVars, const char **papszEnvVars)
|
|---|
| 6809 | {
|
|---|
| 6810 | int rcExit = 42;
|
|---|
| 6811 | int rc;
|
|---|
| 6812 |
|
|---|
| 6813 | /*
|
|---|
| 6814 | * Initialize the sandbox environment.
|
|---|
| 6815 | */
|
|---|
| 6816 | rc = kwSandboxInit(&g_Sandbox, pTool, cArgs, papszArgs, fWatcomBrainDamange, cEnvVars, papszEnvVars);
|
|---|
| 6817 | if (rc == 0)
|
|---|
| 6818 | {
|
|---|
| 6819 | /*
|
|---|
| 6820 | * Do module initialization.
|
|---|
| 6821 | */
|
|---|
| 6822 | kwSandboxResetModuleState(pTool->u.Sandboxed.pExe);
|
|---|
| 6823 | rc = kwLdrModuleInitTree(pTool->u.Sandboxed.pExe);
|
|---|
| 6824 | if (rc == 0)
|
|---|
| 6825 | {
|
|---|
| 6826 | /*
|
|---|
| 6827 | * Call the main function.
|
|---|
| 6828 | */
|
|---|
| 6829 | #if K_ARCH == K_ARCH_AMD64
|
|---|
| 6830 | int (*pfnWin64Entrypoint)(void *pvPeb, void *, void *, void *);
|
|---|
| 6831 | #elif K_ARCH == K_ARCH_X86_32
|
|---|
| 6832 | int (__cdecl *pfnWin32Entrypoint)(void *pvPeb);
|
|---|
| 6833 | #else
|
|---|
| 6834 | # error "Port me!"
|
|---|
| 6835 | #endif
|
|---|
| 6836 |
|
|---|
| 6837 | /* Save the NT TIB first (should do that here, not in some other function). */
|
|---|
| 6838 | PNT_TIB pTib = (PNT_TIB)NtCurrentTeb();
|
|---|
| 6839 | pSandbox->TibMainThread = *pTib;
|
|---|
| 6840 |
|
|---|
| 6841 | /* Make the call in a guarded fashion. */
|
|---|
| 6842 | #if K_ARCH == K_ARCH_AMD64
|
|---|
| 6843 | /* AMD64 */
|
|---|
| 6844 | *(KUPTR *)&pfnWin64Entrypoint = pTool->u.Sandboxed.uMainAddr;
|
|---|
| 6845 | __try
|
|---|
| 6846 | {
|
|---|
| 6847 | pSandbox->pOutXcptListHead = pTib->ExceptionList;
|
|---|
| 6848 | if (setjmp(pSandbox->JmpBuf) == 0)
|
|---|
| 6849 | {
|
|---|
| 6850 | *(KU64*)(pSandbox->JmpBuf) = 0; /** @todo find other way to prevent longjmp from doing unwind! */
|
|---|
| 6851 | pSandbox->fRunning = K_TRUE;
|
|---|
| 6852 | rcExit = pfnWin64Entrypoint(kwSandboxGetProcessEnvironmentBlock(), NULL, NULL, NULL);
|
|---|
| 6853 | pSandbox->fRunning = K_FALSE;
|
|---|
| 6854 | }
|
|---|
| 6855 | else
|
|---|
| 6856 | rcExit = pSandbox->rcExitCode;
|
|---|
| 6857 | }
|
|---|
| 6858 | #elif K_ARCH == K_ARCH_X86_32
|
|---|
| 6859 | /* x86 (see _tmainCRTStartup) */
|
|---|
| 6860 | *(KUPTR *)&pfnWin32Entrypoint = pTool->u.Sandboxed.uMainAddr;
|
|---|
| 6861 | __try
|
|---|
| 6862 | {
|
|---|
| 6863 | pSandbox->pOutXcptListHead = pTib->ExceptionList;
|
|---|
| 6864 | if (setjmp(pSandbox->JmpBuf) == 0)
|
|---|
| 6865 | {
|
|---|
| 6866 | //*(KU64*)(pSandbox->JmpBuf) = 0; /** @todo find other way to prevent longjmp from doing unwind! */
|
|---|
| 6867 | pSandbox->fRunning = K_TRUE;
|
|---|
| 6868 | rcExit = pfnWin32Entrypoint(kwSandboxGetProcessEnvironmentBlock());
|
|---|
| 6869 | pSandbox->fRunning = K_FALSE;
|
|---|
| 6870 | }
|
|---|
| 6871 | else
|
|---|
| 6872 | rcExit = pSandbox->rcExitCode;
|
|---|
| 6873 | }
|
|---|
| 6874 | #endif
|
|---|
| 6875 | __except (EXCEPTION_EXECUTE_HANDLER)
|
|---|
| 6876 | {
|
|---|
| 6877 | rcExit = 512;
|
|---|
| 6878 | }
|
|---|
| 6879 | pSandbox->fRunning = K_FALSE;
|
|---|
| 6880 |
|
|---|
| 6881 | /* Now, restore the NT TIB. */
|
|---|
| 6882 | *pTib = pSandbox->TibMainThread;
|
|---|
| 6883 | }
|
|---|
| 6884 | else
|
|---|
| 6885 | rcExit = 42 + 4;
|
|---|
| 6886 |
|
|---|
| 6887 | /* Clean up essential bits only, the rest is done after we've replied to kmk. */
|
|---|
| 6888 | kwSandboxCleanup(&g_Sandbox);
|
|---|
| 6889 | }
|
|---|
| 6890 | else
|
|---|
| 6891 | rcExit = 42 + 3;
|
|---|
| 6892 |
|
|---|
| 6893 | return rcExit;
|
|---|
| 6894 | }
|
|---|
| 6895 |
|
|---|
| 6896 |
|
|---|
| 6897 | /**
|
|---|
| 6898 | * Does the post command part of a job (optional).
|
|---|
| 6899 | *
|
|---|
| 6900 | * @returns The exit code of the job.
|
|---|
| 6901 | * @param cPostCmdArgs Number of post command arguments (includes cmd).
|
|---|
| 6902 | * @param papszPostCmdArgs The post command and its argument.
|
|---|
| 6903 | */
|
|---|
| 6904 | static int kSubmitHandleJobPostCmd(KU32 cPostCmdArgs, const char **papszPostCmdArgs)
|
|---|
| 6905 | {
|
|---|
| 6906 | const char *pszCmd = papszPostCmdArgs[0];
|
|---|
| 6907 |
|
|---|
| 6908 | /* Allow the kmk builtin prefix. */
|
|---|
| 6909 | static const char s_szKmkBuiltinPrefix[] = "kmk_builtin_";
|
|---|
| 6910 | if (kHlpStrNComp(pszCmd, s_szKmkBuiltinPrefix, sizeof(s_szKmkBuiltinPrefix) - 1) == 0)
|
|---|
| 6911 | pszCmd += sizeof(s_szKmkBuiltinPrefix) - 1;
|
|---|
| 6912 |
|
|---|
| 6913 | /* Command switch. */
|
|---|
| 6914 | if (kHlpStrComp(pszCmd, "kDepObj") == 0)
|
|---|
| 6915 | return kmk_builtin_kDepObj(cPostCmdArgs, (char **)papszPostCmdArgs, NULL);
|
|---|
| 6916 |
|
|---|
| 6917 | return kwErrPrintfRc(42 + 5 , "Unknown post command: '%s'\n", pszCmd);
|
|---|
| 6918 | }
|
|---|
| 6919 |
|
|---|
| 6920 |
|
|---|
| 6921 | /**
|
|---|
| 6922 | * Part 2 of the "JOB" command handler.
|
|---|
| 6923 | *
|
|---|
| 6924 | * @returns The exit code of the job.
|
|---|
| 6925 | * @param pszExecutable The executable to execute.
|
|---|
| 6926 | * @param pszCwd The current working directory of the job.
|
|---|
| 6927 | * @param cArgs The number of arguments.
|
|---|
| 6928 | * @param papszArgs The argument vector.
|
|---|
| 6929 | * @param fWatcomBrainDamange Whether to apply watcom rules while quoting.
|
|---|
| 6930 | * @param cEnvVars The number of environment variables.
|
|---|
| 6931 | * @param papszEnvVars The enviornment vector.
|
|---|
| 6932 | * @param cPostCmdArgs Number of post command arguments (includes cmd).
|
|---|
| 6933 | * @param papszPostCmdArgs The post command and its argument.
|
|---|
| 6934 | */
|
|---|
| 6935 | static int kSubmitHandleJobUnpacked(const char *pszExecutable, const char *pszCwd,
|
|---|
| 6936 | KU32 cArgs, const char **papszArgs, KBOOL fWatcomBrainDamange,
|
|---|
| 6937 | KU32 cEnvVars, const char **papszEnvVars,
|
|---|
| 6938 | KU32 cPostCmdArgs, const char **papszPostCmdArgs)
|
|---|
| 6939 | {
|
|---|
| 6940 | int rcExit;
|
|---|
| 6941 | PKWTOOL pTool;
|
|---|
| 6942 |
|
|---|
| 6943 | /*
|
|---|
| 6944 | * Lookup the tool.
|
|---|
| 6945 | */
|
|---|
| 6946 | pTool = kwToolLookup(pszExecutable);
|
|---|
| 6947 | if (pTool)
|
|---|
| 6948 | {
|
|---|
| 6949 | /*
|
|---|
| 6950 | * Change the directory if we're going to execute the job inside
|
|---|
| 6951 | * this process. Then invoke the tool type specific handler.
|
|---|
| 6952 | */
|
|---|
| 6953 | switch (pTool->enmType)
|
|---|
| 6954 | {
|
|---|
| 6955 | case KWTOOLTYPE_SANDBOXED:
|
|---|
| 6956 | case KWTOOLTYPE_WATCOM:
|
|---|
| 6957 | {
|
|---|
| 6958 | /* Change dir. */
|
|---|
| 6959 | KFSLOOKUPERROR enmError;
|
|---|
| 6960 | PKFSOBJ pNewCurDir = kFsCacheLookupA(g_pFsCache, pszCwd, &enmError);
|
|---|
| 6961 | if ( pNewCurDir == g_pCurDirObj
|
|---|
| 6962 | && pNewCurDir->bObjType == KFSOBJ_TYPE_DIR)
|
|---|
| 6963 | kFsCacheObjRelease(g_pFsCache, pNewCurDir);
|
|---|
| 6964 | else if (SetCurrentDirectoryA(pszCwd))
|
|---|
| 6965 | {
|
|---|
| 6966 | kFsCacheObjRelease(g_pFsCache, g_pCurDirObj);
|
|---|
| 6967 | g_pCurDirObj = pNewCurDir;
|
|---|
| 6968 | }
|
|---|
| 6969 | else
|
|---|
| 6970 | {
|
|---|
| 6971 | kwErrPrintf("SetCurrentDirectory failed with %u on '%s'\n", GetLastError(), pszCwd);
|
|---|
| 6972 | kFsCacheObjRelease(g_pFsCache, pNewCurDir);
|
|---|
| 6973 | rcExit = 42 + 1;
|
|---|
| 6974 | break;
|
|---|
| 6975 | }
|
|---|
| 6976 |
|
|---|
| 6977 | /* Call specific handler. */
|
|---|
| 6978 | if (pTool->enmType == KWTOOLTYPE_SANDBOXED)
|
|---|
| 6979 | {
|
|---|
| 6980 | KW_LOG(("Sandboxing tool %s\n", pTool->pszPath));
|
|---|
| 6981 | rcExit = kwSandboxExec(&g_Sandbox, pTool, cArgs, papszArgs, fWatcomBrainDamange, cEnvVars, papszEnvVars);
|
|---|
| 6982 | }
|
|---|
| 6983 | else
|
|---|
| 6984 | {
|
|---|
| 6985 | kwErrPrintf("TODO: Watcom style tool %s\n", pTool->pszPath);
|
|---|
| 6986 | rcExit = 42 + 2;
|
|---|
| 6987 | }
|
|---|
| 6988 | break;
|
|---|
| 6989 | }
|
|---|
| 6990 |
|
|---|
| 6991 | case KWTOOLTYPE_EXEC:
|
|---|
| 6992 | kwErrPrintf("TODO: Direct exec tool %s\n", pTool->pszPath);
|
|---|
| 6993 | rcExit = 42 + 2;
|
|---|
| 6994 | break;
|
|---|
| 6995 |
|
|---|
| 6996 | default:
|
|---|
| 6997 | kHlpAssertFailed();
|
|---|
| 6998 | kwErrPrintf("Internal tool type corruption!!\n");
|
|---|
| 6999 | rcExit = 42 + 2;
|
|---|
| 7000 | g_fRestart = K_TRUE;
|
|---|
| 7001 | break;
|
|---|
| 7002 | }
|
|---|
| 7003 |
|
|---|
| 7004 | /*
|
|---|
| 7005 | * Do the post command, if present.
|
|---|
| 7006 | */
|
|---|
| 7007 | if (cPostCmdArgs && rcExit == 0)
|
|---|
| 7008 | rcExit = kSubmitHandleJobPostCmd(cPostCmdArgs, papszPostCmdArgs);
|
|---|
| 7009 | }
|
|---|
| 7010 | else
|
|---|
| 7011 | rcExit = 42 + 1;
|
|---|
| 7012 | return rcExit;
|
|---|
| 7013 | }
|
|---|
| 7014 |
|
|---|
| 7015 |
|
|---|
| 7016 | /**
|
|---|
| 7017 | * Handles a "JOB" command.
|
|---|
| 7018 | *
|
|---|
| 7019 | * @returns The exit code of the job.
|
|---|
| 7020 | * @param pszMsg Points to the "JOB" command part of the message.
|
|---|
| 7021 | * @param cbMsg Number of message bytes at @a pszMsg. There are
|
|---|
| 7022 | * 4 more zero bytes after the message body to
|
|---|
| 7023 | * simplify parsing.
|
|---|
| 7024 | */
|
|---|
| 7025 | static int kSubmitHandleJob(const char *pszMsg, KSIZE cbMsg)
|
|---|
| 7026 | {
|
|---|
| 7027 | int rcExit = 42;
|
|---|
| 7028 |
|
|---|
| 7029 | /*
|
|---|
| 7030 | * Unpack the message.
|
|---|
| 7031 | */
|
|---|
| 7032 | const char *pszExecutable;
|
|---|
| 7033 | KSIZE cbTmp;
|
|---|
| 7034 |
|
|---|
| 7035 | pszMsg += sizeof("JOB");
|
|---|
| 7036 | cbMsg -= sizeof("JOB");
|
|---|
| 7037 |
|
|---|
| 7038 | /* Executable name. */
|
|---|
| 7039 | pszExecutable = pszMsg;
|
|---|
| 7040 | cbTmp = kHlpStrLen(pszMsg) + 1;
|
|---|
| 7041 | pszMsg += cbTmp;
|
|---|
| 7042 | if ( cbTmp < cbMsg
|
|---|
| 7043 | && cbTmp > 2)
|
|---|
| 7044 | {
|
|---|
| 7045 | const char *pszCwd;
|
|---|
| 7046 | cbMsg -= cbTmp;
|
|---|
| 7047 |
|
|---|
| 7048 | /* Current working directory. */
|
|---|
| 7049 | pszCwd = pszMsg;
|
|---|
| 7050 | cbTmp = kHlpStrLen(pszMsg) + 1;
|
|---|
| 7051 | pszMsg += cbTmp;
|
|---|
| 7052 | if ( cbTmp + sizeof(KU32) < cbMsg
|
|---|
| 7053 | && cbTmp >= 2)
|
|---|
| 7054 | {
|
|---|
| 7055 | KU32 cArgs;
|
|---|
| 7056 | cbMsg -= cbTmp;
|
|---|
| 7057 |
|
|---|
| 7058 | /* Argument count. */
|
|---|
| 7059 | kHlpMemCopy(&cArgs, pszMsg, sizeof(cArgs));
|
|---|
| 7060 | pszMsg += sizeof(cArgs);
|
|---|
| 7061 | cbMsg -= sizeof(cArgs);
|
|---|
| 7062 |
|
|---|
| 7063 | if (cArgs > 0 && cArgs < 4096)
|
|---|
| 7064 | {
|
|---|
| 7065 | /* The argument vector. */
|
|---|
| 7066 | char const **papszArgs = kHlpAlloc((cArgs + 1) * sizeof(papszArgs[0]));
|
|---|
| 7067 | if (papszArgs)
|
|---|
| 7068 | {
|
|---|
| 7069 | KU32 i;
|
|---|
| 7070 | for (i = 0; i < cArgs; i++)
|
|---|
| 7071 | {
|
|---|
| 7072 | papszArgs[i] = pszMsg + 1; /* First byte is expansion flags for MSC & EMX. */
|
|---|
| 7073 | cbTmp = 1 + kHlpStrLen(pszMsg + 1) + 1;
|
|---|
| 7074 | pszMsg += cbTmp;
|
|---|
| 7075 | if (cbTmp < cbMsg)
|
|---|
| 7076 | cbMsg -= cbTmp;
|
|---|
| 7077 | else
|
|---|
| 7078 | {
|
|---|
| 7079 | cbMsg = 0;
|
|---|
| 7080 | break;
|
|---|
| 7081 | }
|
|---|
| 7082 |
|
|---|
| 7083 | }
|
|---|
| 7084 | papszArgs[cArgs] = 0;
|
|---|
| 7085 |
|
|---|
| 7086 | /* Environment variable count. */
|
|---|
| 7087 | if (cbMsg > sizeof(KU32))
|
|---|
| 7088 | {
|
|---|
| 7089 | KU32 cEnvVars;
|
|---|
| 7090 | kHlpMemCopy(&cEnvVars, pszMsg, sizeof(cEnvVars));
|
|---|
| 7091 | pszMsg += sizeof(cEnvVars);
|
|---|
| 7092 | cbMsg -= sizeof(cEnvVars);
|
|---|
| 7093 |
|
|---|
| 7094 | if (cEnvVars >= 0 && cEnvVars < 4096)
|
|---|
| 7095 | {
|
|---|
| 7096 | /* The argument vector. */
|
|---|
| 7097 | char const **papszEnvVars = kHlpAlloc((cEnvVars + 1) * sizeof(papszEnvVars[0]));
|
|---|
| 7098 | if (papszEnvVars)
|
|---|
| 7099 | {
|
|---|
| 7100 | for (i = 0; i < cEnvVars; i++)
|
|---|
| 7101 | {
|
|---|
| 7102 | papszEnvVars[i] = pszMsg;
|
|---|
| 7103 | cbTmp = kHlpStrLen(pszMsg) + 1;
|
|---|
| 7104 | pszMsg += cbTmp;
|
|---|
| 7105 | if (cbTmp < cbMsg)
|
|---|
| 7106 | cbMsg -= cbTmp;
|
|---|
| 7107 | else
|
|---|
| 7108 | {
|
|---|
| 7109 | cbMsg = 0;
|
|---|
| 7110 | break;
|
|---|
| 7111 | }
|
|---|
| 7112 | }
|
|---|
| 7113 | papszEnvVars[cEnvVars] = 0;
|
|---|
| 7114 |
|
|---|
| 7115 | /* Flags (currently just watcom argument brain damanage). */
|
|---|
| 7116 | if (cbMsg >= sizeof(KU8))
|
|---|
| 7117 | {
|
|---|
| 7118 | KBOOL fWatcomBrainDamange = *pszMsg++;
|
|---|
| 7119 | cbMsg--;
|
|---|
| 7120 |
|
|---|
| 7121 | /* Post command argument count (can be zero). */
|
|---|
| 7122 | if (cbMsg >= sizeof(KU32))
|
|---|
| 7123 | {
|
|---|
| 7124 | KU32 cPostCmdArgs;
|
|---|
| 7125 | kHlpMemCopy(&cPostCmdArgs, pszMsg, sizeof(cPostCmdArgs));
|
|---|
| 7126 | pszMsg += sizeof(cPostCmdArgs);
|
|---|
| 7127 | cbMsg -= sizeof(cPostCmdArgs);
|
|---|
| 7128 |
|
|---|
| 7129 | if (cPostCmdArgs >= 0 && cPostCmdArgs < 32)
|
|---|
| 7130 | {
|
|---|
| 7131 | char const *apszPostCmdArgs[32+1];
|
|---|
| 7132 | for (i = 0; i < cPostCmdArgs; i++)
|
|---|
| 7133 | {
|
|---|
| 7134 | apszPostCmdArgs[i] = pszMsg;
|
|---|
| 7135 | cbTmp = kHlpStrLen(pszMsg) + 1;
|
|---|
| 7136 | pszMsg += cbTmp;
|
|---|
| 7137 | if ( cbTmp < cbMsg
|
|---|
| 7138 | || (cbTmp == cbMsg && i + 1 == cPostCmdArgs))
|
|---|
| 7139 | cbMsg -= cbTmp;
|
|---|
| 7140 | else
|
|---|
| 7141 | {
|
|---|
| 7142 | cbMsg = KSIZE_MAX;
|
|---|
| 7143 | break;
|
|---|
| 7144 | }
|
|---|
| 7145 | }
|
|---|
| 7146 | if (cbMsg == 0)
|
|---|
| 7147 | {
|
|---|
| 7148 | apszPostCmdArgs[cPostCmdArgs] = NULL;
|
|---|
| 7149 |
|
|---|
| 7150 | /*
|
|---|
| 7151 | * The next step.
|
|---|
| 7152 | */
|
|---|
| 7153 | rcExit = kSubmitHandleJobUnpacked(pszExecutable, pszCwd,
|
|---|
| 7154 | cArgs, papszArgs, fWatcomBrainDamange,
|
|---|
| 7155 | cEnvVars, papszEnvVars,
|
|---|
| 7156 | cPostCmdArgs, apszPostCmdArgs);
|
|---|
| 7157 | }
|
|---|
| 7158 | else if (cbMsg == KSIZE_MAX)
|
|---|
| 7159 | kwErrPrintf("Detected bogus message unpacking post command and its arguments!\n");
|
|---|
| 7160 | else
|
|---|
| 7161 | kwErrPrintf("Message has %u bytes unknown trailing bytes\n", cbMsg);
|
|---|
| 7162 | }
|
|---|
| 7163 | else
|
|---|
| 7164 | kwErrPrintf("Bogus post command argument count: %u %#x\n", cPostCmdArgs, cPostCmdArgs);
|
|---|
| 7165 | }
|
|---|
| 7166 | else
|
|---|
| 7167 | kwErrPrintf("Detected bogus message looking for the post command argument count!\n");
|
|---|
| 7168 | }
|
|---|
| 7169 | else
|
|---|
| 7170 | kwErrPrintf("Detected bogus message unpacking environment variables!\n");
|
|---|
| 7171 | kHlpFree((void *)papszEnvVars);
|
|---|
| 7172 | }
|
|---|
| 7173 | else
|
|---|
| 7174 | kwErrPrintf("Error allocating papszEnvVars for %u variables\n", cEnvVars);
|
|---|
| 7175 | }
|
|---|
| 7176 | else
|
|---|
| 7177 | kwErrPrintf("Bogus environment variable count: %u (%#x)\n", cEnvVars, cEnvVars);
|
|---|
| 7178 | }
|
|---|
| 7179 | else
|
|---|
| 7180 | kwErrPrintf("Detected bogus message unpacking arguments and environment variable count!\n");
|
|---|
| 7181 | kHlpFree((void *)papszArgs);
|
|---|
| 7182 | }
|
|---|
| 7183 | else
|
|---|
| 7184 | kwErrPrintf("Error allocating argv for %u arguments\n", cArgs);
|
|---|
| 7185 | }
|
|---|
| 7186 | else
|
|---|
| 7187 | kwErrPrintf("Bogus argument count: %u (%#x)\n", cArgs, cArgs);
|
|---|
| 7188 | }
|
|---|
| 7189 | else
|
|---|
| 7190 | kwErrPrintf("Detected bogus message unpacking CWD path and argument count!\n");
|
|---|
| 7191 | }
|
|---|
| 7192 | else
|
|---|
| 7193 | kwErrPrintf("Detected bogus message unpacking executable path!\n");
|
|---|
| 7194 | return rcExit;
|
|---|
| 7195 | }
|
|---|
| 7196 |
|
|---|
| 7197 |
|
|---|
| 7198 | /**
|
|---|
| 7199 | * Wrapper around WriteFile / write that writes the whole @a cbToWrite.
|
|---|
| 7200 | *
|
|---|
| 7201 | * @retval 0 on success.
|
|---|
| 7202 | * @retval -1 on error (fully bitched).
|
|---|
| 7203 | *
|
|---|
| 7204 | * @param hPipe The pipe handle.
|
|---|
| 7205 | * @param pvBuf The buffer to write out out.
|
|---|
| 7206 | * @param cbToWrite The number of bytes to write.
|
|---|
| 7207 | */
|
|---|
| 7208 | static int kSubmitWriteIt(HANDLE hPipe, const void *pvBuf, KU32 cbToWrite)
|
|---|
| 7209 | {
|
|---|
| 7210 | KU8 const *pbBuf = (KU8 const *)pvBuf;
|
|---|
| 7211 | KU32 cbLeft = cbToWrite;
|
|---|
| 7212 | for (;;)
|
|---|
| 7213 | {
|
|---|
| 7214 | DWORD cbActuallyWritten = 0;
|
|---|
| 7215 | if (WriteFile(hPipe, pbBuf, cbLeft, &cbActuallyWritten, NULL /*pOverlapped*/))
|
|---|
| 7216 | {
|
|---|
| 7217 | cbLeft -= cbActuallyWritten;
|
|---|
| 7218 | if (!cbLeft)
|
|---|
| 7219 | return 0;
|
|---|
| 7220 | pbBuf += cbActuallyWritten;
|
|---|
| 7221 | }
|
|---|
| 7222 | else
|
|---|
| 7223 | {
|
|---|
| 7224 | DWORD dwErr = GetLastError();
|
|---|
| 7225 | if (cbLeft == cbToWrite)
|
|---|
| 7226 | kwErrPrintf("WriteFile failed: %u\n", dwErr);
|
|---|
| 7227 | else
|
|---|
| 7228 | kwErrPrintf("WriteFile failed %u byte(s) in: %u\n", cbToWrite - cbLeft, dwErr);
|
|---|
| 7229 | return -1;
|
|---|
| 7230 | }
|
|---|
| 7231 | }
|
|---|
| 7232 | }
|
|---|
| 7233 |
|
|---|
| 7234 |
|
|---|
| 7235 | /**
|
|---|
| 7236 | * Wrapper around ReadFile / read that reads the whole @a cbToRead.
|
|---|
| 7237 | *
|
|---|
| 7238 | * @retval 0 on success.
|
|---|
| 7239 | * @retval 1 on shut down (fShutdownOkay must be K_TRUE).
|
|---|
| 7240 | * @retval -1 on error (fully bitched).
|
|---|
| 7241 | * @param hPipe The pipe handle.
|
|---|
| 7242 | * @param pvBuf The buffer to read into.
|
|---|
| 7243 | * @param cbToRead The number of bytes to read.
|
|---|
| 7244 | * @param fShutdownOkay Whether connection shutdown while reading the
|
|---|
| 7245 | * first byte is okay or not.
|
|---|
| 7246 | */
|
|---|
| 7247 | static int kSubmitReadIt(HANDLE hPipe, void *pvBuf, KU32 cbToRead, KBOOL fMayShutdown)
|
|---|
| 7248 | {
|
|---|
| 7249 | KU8 *pbBuf = (KU8 *)pvBuf;
|
|---|
| 7250 | KU32 cbLeft = cbToRead;
|
|---|
| 7251 | for (;;)
|
|---|
| 7252 | {
|
|---|
| 7253 | DWORD cbActuallyRead = 0;
|
|---|
| 7254 | if (ReadFile(hPipe, pbBuf, cbLeft, &cbActuallyRead, NULL /*pOverlapped*/))
|
|---|
| 7255 | {
|
|---|
| 7256 | cbLeft -= cbActuallyRead;
|
|---|
| 7257 | if (!cbLeft)
|
|---|
| 7258 | return 0;
|
|---|
| 7259 | pbBuf += cbActuallyRead;
|
|---|
| 7260 | }
|
|---|
| 7261 | else
|
|---|
| 7262 | {
|
|---|
| 7263 | DWORD dwErr = GetLastError();
|
|---|
| 7264 | if (cbLeft == cbToRead)
|
|---|
| 7265 | {
|
|---|
| 7266 | if ( fMayShutdown
|
|---|
| 7267 | && dwErr == ERROR_BROKEN_PIPE)
|
|---|
| 7268 | return 1;
|
|---|
| 7269 | kwErrPrintf("ReadFile failed: %u\n", dwErr);
|
|---|
| 7270 | }
|
|---|
| 7271 | else
|
|---|
| 7272 | kwErrPrintf("ReadFile failed %u byte(s) in: %u\n", cbToRead - cbLeft, dwErr);
|
|---|
| 7273 | return -1;
|
|---|
| 7274 | }
|
|---|
| 7275 | }
|
|---|
| 7276 | }
|
|---|
| 7277 |
|
|---|
| 7278 |
|
|---|
| 7279 | /**
|
|---|
| 7280 | * Handles what comes after --test.
|
|---|
| 7281 | *
|
|---|
| 7282 | * @returns Exit code.
|
|---|
| 7283 | * @param argc Number of arguments after --test.
|
|---|
| 7284 | * @param argv Arguments after --test.
|
|---|
| 7285 | */
|
|---|
| 7286 | static int kwTestRun(int argc, char **argv)
|
|---|
| 7287 | {
|
|---|
| 7288 | int i;
|
|---|
| 7289 | int j;
|
|---|
| 7290 | int rcExit;
|
|---|
| 7291 | int cRepeats;
|
|---|
| 7292 | char szCwd[MAX_PATH];
|
|---|
| 7293 | const char *pszCwd = getcwd(szCwd, sizeof(szCwd));
|
|---|
| 7294 | KU32 cEnvVars;
|
|---|
| 7295 | KBOOL fWatcomBrainDamange = K_FALSE;
|
|---|
| 7296 |
|
|---|
| 7297 | /*
|
|---|
| 7298 | * Parse arguments.
|
|---|
| 7299 | */
|
|---|
| 7300 | /* Repeat count. */
|
|---|
| 7301 | i = 0;
|
|---|
| 7302 | if (i >= argc)
|
|---|
| 7303 | return kwErrPrintfRc(2, "--test takes an repeat count argument or '--'!\n");
|
|---|
| 7304 | if (strcmp(argv[i], "--") != 0)
|
|---|
| 7305 | {
|
|---|
| 7306 | cRepeats = atoi(argv[i]);
|
|---|
| 7307 | if (cRepeats <= 0)
|
|---|
| 7308 | return kwErrPrintfRc(2, "The repeat count '%s' is zero, negative or invalid!\n", argv[i]);
|
|---|
| 7309 | i++;
|
|---|
| 7310 |
|
|---|
| 7311 | /* Optional directory change. */
|
|---|
| 7312 | if ( i < argc
|
|---|
| 7313 | && strcmp(argv[i], "--chdir") == 0)
|
|---|
| 7314 | {
|
|---|
| 7315 | i++;
|
|---|
| 7316 | if (i >= argc)
|
|---|
| 7317 | return kwErrPrintfRc(2, "--chdir takes an argument!\n");
|
|---|
| 7318 | pszCwd = argv[i++];
|
|---|
| 7319 | }
|
|---|
| 7320 |
|
|---|
| 7321 | /* Optional watcom flag directory change. */
|
|---|
| 7322 | if ( i < argc
|
|---|
| 7323 | && ( strcmp(argv[i], "--wcc-brain-damage") == 0
|
|---|
| 7324 | || strcmp(argv[i], "--watcom-brain-damage") == 0) )
|
|---|
| 7325 | {
|
|---|
| 7326 | fWatcomBrainDamange = K_TRUE;
|
|---|
| 7327 | i++;
|
|---|
| 7328 | }
|
|---|
| 7329 |
|
|---|
| 7330 | /* Check for '--'. */
|
|---|
| 7331 | if (i >= argc)
|
|---|
| 7332 | return kwErrPrintfRc(2, "Missing '--'\n");
|
|---|
| 7333 | if (strcmp(argv[i], "--") != 0)
|
|---|
| 7334 | return kwErrPrintfRc(2, "Expected '--' found '%s'\n", argv[i]);
|
|---|
| 7335 | i++;
|
|---|
| 7336 | }
|
|---|
| 7337 | else
|
|---|
| 7338 | {
|
|---|
| 7339 | cRepeats = 1;
|
|---|
| 7340 | i++;
|
|---|
| 7341 | }
|
|---|
| 7342 | if (i >= argc)
|
|---|
| 7343 | return kwErrPrintfRc(2, "Nothing to execute after '--'!\n");
|
|---|
| 7344 |
|
|---|
| 7345 | /*
|
|---|
| 7346 | * Do the job.
|
|---|
| 7347 | */
|
|---|
| 7348 | cEnvVars = 0;
|
|---|
| 7349 | while (environ[cEnvVars] != NULL)
|
|---|
| 7350 | cEnvVars++;
|
|---|
| 7351 |
|
|---|
| 7352 | for (j = 0; j < cRepeats; j++)
|
|---|
| 7353 | {
|
|---|
| 7354 | rcExit = kSubmitHandleJobUnpacked(argv[i], pszCwd,
|
|---|
| 7355 | argc - i, &argv[i], fWatcomBrainDamange,
|
|---|
| 7356 | cEnvVars, environ,
|
|---|
| 7357 | 0, NULL);
|
|---|
| 7358 | KW_LOG(("rcExit=%d\n", rcExit));
|
|---|
| 7359 | kwSandboxCleanupLate(&g_Sandbox);
|
|---|
| 7360 | }
|
|---|
| 7361 |
|
|---|
| 7362 | return rcExit;
|
|---|
| 7363 | }
|
|---|
| 7364 |
|
|---|
| 7365 | #if 1
|
|---|
| 7366 |
|
|---|
| 7367 | int main(int argc, char **argv)
|
|---|
| 7368 | {
|
|---|
| 7369 | KSIZE cbMsgBuf = 0;
|
|---|
| 7370 | KU8 *pbMsgBuf = NULL;
|
|---|
| 7371 | int i;
|
|---|
| 7372 | HANDLE hPipe = INVALID_HANDLE_VALUE;
|
|---|
| 7373 | const char *pszTmp;
|
|---|
| 7374 | KFSLOOKUPERROR enmIgnored;
|
|---|
| 7375 | #if defined(KBUILD_OS_WINDOWS) && defined(KBUILD_ARCH_X86)
|
|---|
| 7376 | PVOID pvVecXcptHandler = AddVectoredExceptionHandler(0 /*called last*/, kwSandboxVecXcptEmulateChained);
|
|---|
| 7377 | #endif
|
|---|
| 7378 |
|
|---|
| 7379 | /*
|
|---|
| 7380 | * Register our Control-C and Control-Break handlers.
|
|---|
| 7381 | */
|
|---|
| 7382 | if (!SetConsoleCtrlHandler(kwSandboxCtrlHandler, TRUE /*fAdd*/))
|
|---|
| 7383 | return kwErrPrintfRc(3, "SetConsoleCtrlHandler failed: %u\n", GetLastError());
|
|---|
| 7384 |
|
|---|
| 7385 | /*
|
|---|
| 7386 | * Create the cache and mark the temporary directory as using the custom revision.
|
|---|
| 7387 | */
|
|---|
| 7388 | g_pFsCache = kFsCacheCreate(KFSCACHE_F_MISSING_OBJECTS | KFSCACHE_F_MISSING_PATHS);
|
|---|
| 7389 | if (!g_pFsCache)
|
|---|
| 7390 | return kwErrPrintfRc(3, "kFsCacheCreate failed!\n");
|
|---|
| 7391 |
|
|---|
| 7392 | pszTmp = getenv("TEMP");
|
|---|
| 7393 | if (pszTmp && *pszTmp != '\0')
|
|---|
| 7394 | kFsCacheSetupCustomRevisionForTree(g_pFsCache, kFsCacheLookupA(g_pFsCache, pszTmp, &enmIgnored));
|
|---|
| 7395 | pszTmp = getenv("TMP");
|
|---|
| 7396 | if (pszTmp && *pszTmp != '\0')
|
|---|
| 7397 | kFsCacheSetupCustomRevisionForTree(g_pFsCache, kFsCacheLookupA(g_pFsCache, pszTmp, &enmIgnored));
|
|---|
| 7398 | pszTmp = getenv("TMPDIR");
|
|---|
| 7399 | if (pszTmp && *pszTmp != '\0')
|
|---|
| 7400 | kFsCacheSetupCustomRevisionForTree(g_pFsCache, kFsCacheLookupA(g_pFsCache, pszTmp, &enmIgnored));
|
|---|
| 7401 |
|
|---|
| 7402 | /*
|
|---|
| 7403 | * Parse arguments.
|
|---|
| 7404 | */
|
|---|
| 7405 | for (i = 1; i < argc; i++)
|
|---|
| 7406 | {
|
|---|
| 7407 | if (strcmp(argv[i], "--pipe") == 0)
|
|---|
| 7408 | {
|
|---|
| 7409 | i++;
|
|---|
| 7410 | if (i < argc)
|
|---|
| 7411 | {
|
|---|
| 7412 | char *pszEnd = NULL;
|
|---|
| 7413 | unsigned __int64 u64Value = _strtoui64(argv[i], &pszEnd, 16);
|
|---|
| 7414 | if ( *argv[i]
|
|---|
| 7415 | && pszEnd != NULL
|
|---|
| 7416 | && *pszEnd == '\0'
|
|---|
| 7417 | && u64Value != 0
|
|---|
| 7418 | && u64Value != (uintptr_t)INVALID_HANDLE_VALUE
|
|---|
| 7419 | && (uintptr_t)u64Value == u64Value)
|
|---|
| 7420 | hPipe = (HANDLE)(uintptr_t)u64Value;
|
|---|
| 7421 | else
|
|---|
| 7422 | return kwErrPrintfRc(2, "Invalid --pipe argument: %s\n", argv[i]);
|
|---|
| 7423 | }
|
|---|
| 7424 | else
|
|---|
| 7425 | return kwErrPrintfRc(2, "--pipe takes an argument!\n");
|
|---|
| 7426 | }
|
|---|
| 7427 | else if (strcmp(argv[i], "--volatile") == 0)
|
|---|
| 7428 | {
|
|---|
| 7429 | i++;
|
|---|
| 7430 | if (i < argc)
|
|---|
| 7431 | kFsCacheSetupCustomRevisionForTree(g_pFsCache, kFsCacheLookupA(g_pFsCache, argv[i], &enmIgnored));
|
|---|
| 7432 | else
|
|---|
| 7433 | return kwErrPrintfRc(2, "--volatile takes an argument!\n");
|
|---|
| 7434 | }
|
|---|
| 7435 | else if (strcmp(argv[i], "--test") == 0)
|
|---|
| 7436 | return kwTestRun(argc - i - 1, &argv[i + 1]);
|
|---|
| 7437 | else if ( strcmp(argv[i], "--help") == 0
|
|---|
| 7438 | || strcmp(argv[i], "-h") == 0
|
|---|
| 7439 | || strcmp(argv[i], "-?") == 0)
|
|---|
| 7440 | {
|
|---|
| 7441 | printf("usage: kWorker [--volatile dir] --pipe <pipe-handle>\n"
|
|---|
| 7442 | "usage: kWorker <--help|-h>\n"
|
|---|
| 7443 | "usage: kWorker <--version|-V>\n"
|
|---|
| 7444 | "usage: kWorker [--volatile dir] --test [<times> [--chdir <dir>]] -- args\n"
|
|---|
| 7445 | "\n"
|
|---|
| 7446 | "This is an internal kmk program that is used via the builtin_kSubmit.\n");
|
|---|
| 7447 | return 0;
|
|---|
| 7448 | }
|
|---|
| 7449 | else if ( strcmp(argv[i], "--version") == 0
|
|---|
| 7450 | || strcmp(argv[i], "-V") == 0)
|
|---|
| 7451 | return kbuild_version(argv[0]);
|
|---|
| 7452 | else
|
|---|
| 7453 | return kwErrPrintfRc(2, "Unknown argument '%s'\n", argv[i]);
|
|---|
| 7454 | }
|
|---|
| 7455 |
|
|---|
| 7456 | if (hPipe == INVALID_HANDLE_VALUE)
|
|---|
| 7457 | return kwErrPrintfRc(2, "Missing --pipe <pipe-handle> argument!\n");
|
|---|
| 7458 |
|
|---|
| 7459 | /*
|
|---|
| 7460 | * Serve the pipe.
|
|---|
| 7461 | */
|
|---|
| 7462 | for (;;)
|
|---|
| 7463 | {
|
|---|
| 7464 | KU32 cbMsg = 0;
|
|---|
| 7465 | int rc = kSubmitReadIt(hPipe, &cbMsg, sizeof(cbMsg), K_TRUE /*fShutdownOkay*/);
|
|---|
| 7466 | if (rc == 0)
|
|---|
| 7467 | {
|
|---|
| 7468 | /* Make sure the message length is within sane bounds. */
|
|---|
| 7469 | if ( cbMsg > 4
|
|---|
| 7470 | && cbMsg <= 256*1024*1024)
|
|---|
| 7471 | {
|
|---|
| 7472 | /* Reallocate the message buffer if necessary. We add 4 zero bytes. */
|
|---|
| 7473 | if (cbMsg + 4 <= cbMsgBuf)
|
|---|
| 7474 | { /* likely */ }
|
|---|
| 7475 | else
|
|---|
| 7476 | {
|
|---|
| 7477 | cbMsgBuf = K_ALIGN_Z(cbMsg + 4, 2048);
|
|---|
| 7478 | pbMsgBuf = kHlpRealloc(pbMsgBuf, cbMsgBuf);
|
|---|
| 7479 | if (!pbMsgBuf)
|
|---|
| 7480 | return kwErrPrintfRc(1, "Failed to allocate %u bytes for a message buffer!\n", cbMsgBuf);
|
|---|
| 7481 | }
|
|---|
| 7482 |
|
|---|
| 7483 | /* Read the whole message into the buffer, making sure there is are a 4 zero bytes following it. */
|
|---|
| 7484 | *(KU32 *)pbMsgBuf = cbMsg;
|
|---|
| 7485 | rc = kSubmitReadIt(hPipe, &pbMsgBuf[sizeof(cbMsg)], cbMsg - sizeof(cbMsg), K_FALSE /*fShutdownOkay*/);
|
|---|
| 7486 | if (rc == 0)
|
|---|
| 7487 | {
|
|---|
| 7488 | const char *psz;
|
|---|
| 7489 |
|
|---|
| 7490 | pbMsgBuf[cbMsg] = '\0';
|
|---|
| 7491 | pbMsgBuf[cbMsg + 1] = '\0';
|
|---|
| 7492 | pbMsgBuf[cbMsg + 2] = '\0';
|
|---|
| 7493 | pbMsgBuf[cbMsg + 3] = '\0';
|
|---|
| 7494 |
|
|---|
| 7495 | /* The first string after the header is the command. */
|
|---|
| 7496 | psz = (const char *)&pbMsgBuf[sizeof(cbMsg)];
|
|---|
| 7497 | if (strcmp(psz, "JOB") == 0)
|
|---|
| 7498 | {
|
|---|
| 7499 | struct
|
|---|
| 7500 | {
|
|---|
| 7501 | KI32 rcExitCode;
|
|---|
| 7502 | KU8 bExiting;
|
|---|
| 7503 | KU8 abZero[3];
|
|---|
| 7504 | } Reply;
|
|---|
| 7505 | Reply.rcExitCode = kSubmitHandleJob(psz, cbMsg - sizeof(cbMsg));
|
|---|
| 7506 | Reply.bExiting = g_fRestart;
|
|---|
| 7507 | Reply.abZero[0] = 0;
|
|---|
| 7508 | Reply.abZero[1] = 0;
|
|---|
| 7509 | Reply.abZero[2] = 0;
|
|---|
| 7510 | rc = kSubmitWriteIt(hPipe, &Reply, sizeof(Reply));
|
|---|
| 7511 | if ( rc == 0
|
|---|
| 7512 | && !g_fRestart)
|
|---|
| 7513 | {
|
|---|
| 7514 | kwSandboxCleanupLate(&g_Sandbox);
|
|---|
| 7515 | continue;
|
|---|
| 7516 | }
|
|---|
| 7517 | }
|
|---|
| 7518 | else
|
|---|
| 7519 | rc = kwErrPrintfRc(-1, "Unknown command: '%s'\n", psz);
|
|---|
| 7520 | }
|
|---|
| 7521 | }
|
|---|
| 7522 | else
|
|---|
| 7523 | rc = kwErrPrintfRc(-1, "Bogus message length: %u (%#x)\n", cbMsg, cbMsg);
|
|---|
| 7524 | }
|
|---|
| 7525 |
|
|---|
| 7526 | /*
|
|---|
| 7527 | * If we're exitting because we're restarting, we need to delay till
|
|---|
| 7528 | * kmk/kSubmit has read the result. Windows documentation says it
|
|---|
| 7529 | * immediately discards pipe buffers once the pipe is broken by the
|
|---|
| 7530 | * server (us). So, We flush the buffer and queues a 1 byte read
|
|---|
| 7531 | * waiting for kSubmit to close the pipe when it receives the
|
|---|
| 7532 | * bExiting = K_TRUE result.
|
|---|
| 7533 | */
|
|---|
| 7534 | if (g_fRestart)
|
|---|
| 7535 | {
|
|---|
| 7536 | KU8 b;
|
|---|
| 7537 | FlushFileBuffers(hPipe);
|
|---|
| 7538 | ReadFile(hPipe, &b, 1, &cbMsg, NULL);
|
|---|
| 7539 | }
|
|---|
| 7540 |
|
|---|
| 7541 | CloseHandle(hPipe);
|
|---|
| 7542 | return rc > 0 ? 0 : 1;
|
|---|
| 7543 | }
|
|---|
| 7544 | }
|
|---|
| 7545 |
|
|---|
| 7546 | #else
|
|---|
| 7547 |
|
|---|
| 7548 | static int kwExecCmdLine(const char *pszExe, const char *pszCmdLine)
|
|---|
| 7549 | {
|
|---|
| 7550 | int rc;
|
|---|
| 7551 | PKWTOOL pTool = kwToolLookup(pszExe);
|
|---|
| 7552 | if (pTool)
|
|---|
| 7553 | {
|
|---|
| 7554 | int rcExitCode;
|
|---|
| 7555 | switch (pTool->enmType)
|
|---|
| 7556 | {
|
|---|
| 7557 | case KWTOOLTYPE_SANDBOXED:
|
|---|
| 7558 | KW_LOG(("Sandboxing tool %s\n", pTool->pszPath));
|
|---|
| 7559 | rc = kwSandboxExec(&g_Sandbox, pTool, pszCmdLine, &rcExitCode);
|
|---|
| 7560 | break;
|
|---|
| 7561 | default:
|
|---|
| 7562 | kHlpAssertFailed();
|
|---|
| 7563 | KW_LOG(("TODO: Direct exec tool %s\n", pTool->pszPath));
|
|---|
| 7564 | rc = rcExitCode = 2;
|
|---|
| 7565 | break;
|
|---|
| 7566 | }
|
|---|
| 7567 | KW_LOG(("rcExitCode=%d (rc=%d)\n", rcExitCode, rc));
|
|---|
| 7568 | }
|
|---|
| 7569 | else
|
|---|
| 7570 | rc = 1;
|
|---|
| 7571 | return rc;
|
|---|
| 7572 | }
|
|---|
| 7573 |
|
|---|
| 7574 | int main(int argc, char **argv)
|
|---|
| 7575 | {
|
|---|
| 7576 | int rc = 0;
|
|---|
| 7577 | int i;
|
|---|
| 7578 | argv[2] = "\"E:/vbox/svn/trunk/tools/win.x86/vcc/v10sp1/bin/amd64/cl.exe\" -c -c -TP -nologo -Zi -Zi -Zl -GR- -EHsc -GF -Zc:wchar_t- -Oy- -MT -W4 -Wall -wd4065 -wd4996 -wd4127 -wd4706 -wd4201 -wd4214 -wd4510 -wd4512 -wd4610 -wd4514 -wd4820 -wd4365 -wd4987 -wd4710 -wd4061 -wd4986 -wd4191 -wd4574 -wd4917 -wd4711 -wd4611 -wd4571 -wd4324 -wd4505 -wd4263 -wd4264 -wd4738 -wd4242 -wd4244 -WX -RTCsu -IE:/vbox/svn/trunk/tools/win.x86/vcc/v10sp1/include -IE:/vbox/svn/trunk/tools/win.x86/vcc/v10sp1/atlmfc/include -IE:/vbox/svn/trunk/tools/win.x86/sdk/v7.1/Include -IE:/vbox/svn/trunk/include -IE:/vbox/svn/trunk/out/win.amd64/debug -IE:/vbox/svn/trunk/tools/win.x86/vcc/v10sp1/include -IE:/vbox/svn/trunk/tools/win.x86/vcc/v10sp1/atlmfc/include -DVBOX -DVBOX_WITH_64_BITS_GUESTS -DVBOX_WITH_REM -DVBOX_WITH_RAW_MODE -DDEBUG -DDEBUG_bird -DDEBUG_USERNAME=bird -DRT_OS_WINDOWS -D__WIN__ -DRT_ARCH_AMD64 -D__AMD64__ -D__WIN64__ -DVBOX_WITH_DEBUGGER -DRT_LOCK_STRICT -DRT_LOCK_STRICT_ORDER -DIN_RING3 -DLOG_DISABLED -DIN_BLD_PROG -D_CRT_SECURE_NO_DEPRECATE -FdE:/vbox/svn/trunk/out/win.amd64/debug/obj/VBoxBs2Linker/VBoxBs2Linker-obj.pdb -FD -FoE:/vbox/svn/trunk/out/win.amd64/debug/obj/VBoxBs2Linker/VBoxBs2Linker.obj E:\\vbox\\svn\\trunk\\src\\VBox\\ValidationKit\\bootsectors\\VBoxBs2Linker.cpp";
|
|---|
| 7579 | # if 0
|
|---|
| 7580 | rc = kwExecCmdLine(argv[1], argv[2]);
|
|---|
| 7581 | rc = kwExecCmdLine(argv[1], argv[2]);
|
|---|
| 7582 | K_NOREF(i);
|
|---|
| 7583 | # else
|
|---|
| 7584 | // Skylake (W10/amd64, only stdandard MS defender):
|
|---|
| 7585 | // cmd 1: 48 /1024 = 0x0 (0.046875) [for /l %i in (1,1,1024) do ...]
|
|---|
| 7586 | // kmk 1: 44 /1024 = 0x0 (0.04296875) [all: ; 1024 x cl.exe]
|
|---|
| 7587 | // run 1: 37 /1024 = 0x0 (0.0361328125) [just process creation gain]
|
|---|
| 7588 | // run 2: 34 /1024 = 0x0 (0.033203125) [get file attribs]
|
|---|
| 7589 | // run 3: 32.77 /1024 = 0x0 (0.032001953125) [read caching of headers]
|
|---|
| 7590 | // run 4: 32.67 /1024 = 0x0 (0.031904296875) [loader tweaking]
|
|---|
| 7591 | // run 5: 29.144/1024 = 0x0 (0.0284609375) [with temp files in memory]
|
|---|
| 7592 | // r2881 building src/VBox/Runtime:
|
|---|
| 7593 | // without: 2m01.016388s = 120.016388 s
|
|---|
| 7594 | // with: 1m15.165069s = 75.165069 s => 120.016388s - 75.165069s = 44.851319s => 44.85/120.02 = 37% speed up.
|
|---|
| 7595 | // r2884 building vbox/debug (r110512):
|
|---|
| 7596 | // without: 11m14.446609s = 674.446609 s
|
|---|
| 7597 | // with: 9m01.017344s = 541.017344 s => 674.446609s - 541.017344s = 133.429265 => 133.43/674.45 = 19% speed up
|
|---|
| 7598 | // r2896 building vbox/debug (r110577):
|
|---|
| 7599 | // with: 8m31.182384s = 511.182384 s => 674.446609s - 511.182384s = 163.264225 = 163.26/674.45 = 24% speed up
|
|---|
| 7600 | //
|
|---|
| 7601 | // Dell (W7/amd64, infected by mcafee):
|
|---|
| 7602 | // kmk 1: 285.278/1024 = 0x0 (0.278591796875)
|
|---|
| 7603 | // run 1: 134.503/1024 = 0x0 (0.1313505859375) [w/o temp files in memory]
|
|---|
| 7604 | // run 2: 78.161/1024 = 0x0 (0.0763291015625) [with temp files in memory]
|
|---|
| 7605 | g_cVerbose = 0;
|
|---|
| 7606 | for (i = 0; i < 1024 && rc == 0; i++)
|
|---|
| 7607 | rc = kwExecCmdLine(argv[1], argv[2]);
|
|---|
| 7608 | # endif
|
|---|
| 7609 | return rc;
|
|---|
| 7610 | }
|
|---|
| 7611 |
|
|---|
| 7612 | #endif
|
|---|
| 7613 |
|
|---|