1 | /* $Id: process-win.cpp 103232 2024-02-06 20:55:42Z vboxsync $ */
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2 | /** @file
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3 | * IPRT - Process, Windows.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2023 Oracle and/or its affiliates.
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8 | *
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9 | * This file is part of VirtualBox base platform packages, as
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10 | * available from https://www.virtualbox.org.
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11 | *
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12 | * This program is free software; you can redistribute it and/or
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13 | * modify it under the terms of the GNU General Public License
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14 | * as published by the Free Software Foundation, in version 3 of the
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15 | * License.
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16 | *
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17 | * This program is distributed in the hope that it will be useful, but
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18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 | * General Public License for more details.
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21 | *
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22 | * You should have received a copy of the GNU General Public License
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23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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24 | *
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25 | * The contents of this file may alternatively be used under the terms
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26 | * of the Common Development and Distribution License Version 1.0
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27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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28 | * in the VirtualBox distribution, in which case the provisions of the
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29 | * CDDL are applicable instead of those of the GPL.
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30 | *
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31 | * You may elect to license modified versions of this file under the
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32 | * terms and conditions of either the GPL or the CDDL or both.
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33 | *
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34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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35 | */
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36 |
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37 |
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38 | /*********************************************************************************************************************************
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39 | * Header Files *
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40 | *********************************************************************************************************************************/
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41 | #define LOG_GROUP RTLOGGROUP_PROCESS
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42 | #include <iprt/asm.h> /* hack */
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43 |
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44 | #include <iprt/nt/nt-and-windows.h>
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45 | #include <Userenv.h>
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46 | #include <tlhelp32.h>
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47 | #ifndef IPRT_NO_CRT
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48 | # include <process.h>
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49 | # include <errno.h>
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50 | # include <Strsafe.h>
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51 | #endif
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52 | #include <LsaLookup.h>
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53 | #include <Lmcons.h>
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54 |
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55 | #define _NTDEF_ /* Prevents redefining (P)UNICODE_STRING. */
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56 | #include <Ntsecapi.h>
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57 |
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58 | #include <iprt/process.h>
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59 | #include "internal-r3-win.h"
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60 |
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61 | #include <iprt/assert.h>
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62 | #include <iprt/critsect.h>
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63 | #include <iprt/file.h>
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64 | #include <iprt/err.h>
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65 | #include <iprt/env.h>
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66 | #include <iprt/getopt.h>
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67 | #include <iprt/initterm.h>
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68 | #include <iprt/ldr.h>
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69 | #include <iprt/log.h>
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70 | #include <iprt/mem.h>
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71 | #include <iprt/once.h>
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72 | #include <iprt/path.h>
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73 | #include <iprt/pipe.h>
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74 | #include <iprt/string.h>
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75 | #include <iprt/socket.h>
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76 | #include <iprt/utf16.h>
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77 |
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78 |
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79 | /*********************************************************************************************************************************
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80 | * Structures and Typedefs *
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81 | *********************************************************************************************************************************/
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82 | /* kernel32.dll: */
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83 | //typedef DWORD (WINAPI *PFNWTSGETACTIVECONSOLESESSIONID)(VOID);
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84 | typedef HANDLE (WINAPI *PFNCREATETOOLHELP32SNAPSHOT)(DWORD, DWORD);
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85 | typedef BOOL (WINAPI *PFNPROCESS32FIRSTW)(HANDLE, LPPROCESSENTRY32W);
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86 | typedef BOOL (WINAPI *PFNPROCESS32NEXTW)(HANDLE, LPPROCESSENTRY32W);
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87 |
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88 | /* psapi.dll: */
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89 | typedef BOOL (WINAPI *PFNENUMPROCESSES)(LPDWORD, DWORD, LPDWORD);
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90 | typedef DWORD (WINAPI *PFNGETMODULEBASENAMEW)(HANDLE, HMODULE, LPWSTR, DWORD);
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91 |
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92 | /* advapi32.dll: */
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93 | typedef BOOL (WINAPI *PFNCREATEPROCESSWITHLOGON)(LPCWSTR, LPCWSTR, LPCWSTR, DWORD, LPCWSTR, LPWSTR, DWORD,
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94 | LPVOID, LPCWSTR, LPSTARTUPINFOW, LPPROCESS_INFORMATION);
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95 | typedef NTSTATUS (NTAPI *PFNLSALOOKUPNAMES2)(LSA_HANDLE, ULONG, ULONG, PLSA_UNICODE_STRING,
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96 | PLSA_REFERENCED_DOMAIN_LIST*, PLSA_TRANSLATED_SID2*);
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97 |
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98 | /* userenv.dll: */
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99 | typedef BOOL (WINAPI *PFNCREATEENVIRONMENTBLOCK)(LPVOID *, HANDLE, BOOL);
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100 | typedef BOOL (WINAPI *PFNPFNDESTROYENVIRONMENTBLOCK)(LPVOID);
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101 | typedef BOOL (WINAPI *PFNLOADUSERPROFILEW)(HANDLE, LPPROFILEINFOW);
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102 | typedef BOOL (WINAPI *PFNUNLOADUSERPROFILE)(HANDLE, HANDLE);
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103 |
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104 |
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105 | /*********************************************************************************************************************************
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106 | * Global Variables *
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107 | *********************************************************************************************************************************/
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108 | /** Init once structure. */
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109 | static RTONCE g_rtProcWinInitOnce = RTONCE_INITIALIZER;
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110 | /** Critical section protecting the process array. */
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111 | static RTCRITSECT g_CritSect;
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112 | /** The number of processes in the array. */
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113 | static uint32_t g_cProcesses;
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114 | /** The current allocation size. */
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115 | static uint32_t g_cProcessesAlloc;
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116 | /** Array containing the live or non-reaped child processes. */
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117 | static struct RTPROCWINENTRY
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118 | {
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119 | /** The process ID. */
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120 | ULONG_PTR pid;
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121 | /** The process handle. */
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122 | HANDLE hProcess;
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123 | } *g_paProcesses;
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124 |
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125 | /** Structure for storing a user's account info.
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126 | * Must be free'd with rtProcWinFreeAccountInfo(). */
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127 | typedef struct RTPROCWINACCOUNTINFO
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128 | {
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129 | /** User name. */
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130 | PRTUTF16 pwszUserName;
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131 | /** Domain this account is tied to. Can be NULL if no domain is being used. */
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132 | PRTUTF16 pwszDomain;
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133 | } RTPROCWINACCOUNTINFO, *PRTPROCWINACCOUNTINFO;
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134 |
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135 | /** @name userenv.dll imports (we don't unload it).
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136 | * They're all optional. So in addition to using g_rtProcWinResolveOnce, the
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137 | * caller must also check if any of the necessary APIs are NULL pointers.
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138 | * @{ */
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139 | /** Init once structure for run-as-user functions we need. */
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140 | static RTONCE g_rtProcWinResolveOnce = RTONCE_INITIALIZER;
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141 | /* kernel32.dll: */
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142 | static PFNCREATETOOLHELP32SNAPSHOT g_pfnCreateToolhelp32Snapshot = NULL;
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143 | static PFNPROCESS32FIRSTW g_pfnProcess32FirstW = NULL;
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144 | static PFNPROCESS32NEXTW g_pfnProcess32NextW = NULL;
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145 | /* psapi.dll: */
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146 | static PFNGETMODULEBASENAMEW g_pfnGetModuleBaseNameW = NULL;
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147 | static PFNENUMPROCESSES g_pfnEnumProcesses = NULL;
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148 | /* advapi32.dll: */
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149 | static PFNCREATEPROCESSWITHLOGON g_pfnCreateProcessWithLogonW = NULL;
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150 | static decltype(LogonUserW) *g_pfnLogonUserW = NULL;
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151 | static decltype(CreateProcessAsUserW) *g_pfnCreateProcessAsUserW = NULL;
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152 | /* user32.dll: */
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153 | static decltype(OpenWindowStationW) *g_pfnOpenWindowStationW = NULL;
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154 | static decltype(CloseWindowStation) *g_pfnCloseWindowStation = NULL;
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155 | /* userenv.dll: */
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156 | static PFNCREATEENVIRONMENTBLOCK g_pfnCreateEnvironmentBlock = NULL;
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157 | static PFNPFNDESTROYENVIRONMENTBLOCK g_pfnDestroyEnvironmentBlock = NULL;
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158 | static PFNLOADUSERPROFILEW g_pfnLoadUserProfileW = NULL;
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159 | static PFNUNLOADUSERPROFILE g_pfnUnloadUserProfile = NULL;
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160 | /** @} */
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161 |
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162 |
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163 | /*********************************************************************************************************************************
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164 | * Internal Functions *
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165 | *********************************************************************************************************************************/
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166 | static int rtProcWinFindExe(uint32_t fFlags, RTENV hEnv, const char *pszExec, PRTUTF16 *ppwszExec);
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167 | static int rtProcWinCreateEnvBlockAndFindExe(uint32_t fFlags, RTENV hEnv, const char *pszExec,
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168 | PRTUTF16 *ppwszzBlock, PRTUTF16 *ppwszExec);
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169 |
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170 |
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171 | /**
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172 | * Clean up the globals.
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173 | *
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174 | * @param enmReason Ignored.
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175 | * @param iStatus Ignored.
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176 | * @param pvUser Ignored.
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177 | */
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178 | static DECLCALLBACK(void) rtProcWinTerm(RTTERMREASON enmReason, int32_t iStatus, void *pvUser)
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179 | {
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180 | NOREF(pvUser); NOREF(iStatus); NOREF(enmReason);
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181 |
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182 | RTCritSectDelete(&g_CritSect);
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183 |
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184 | size_t i = g_cProcesses;
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185 | while (i-- > 0)
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186 | {
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187 | CloseHandle(g_paProcesses[i].hProcess);
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188 | g_paProcesses[i].hProcess = NULL;
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189 | }
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190 | RTMemFree(g_paProcesses);
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191 |
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192 | g_paProcesses = NULL;
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193 | g_cProcesses = 0;
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194 | g_cProcessesAlloc = 0;
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195 | }
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196 |
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197 |
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198 | /**
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199 | * Initialize the globals.
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200 | *
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201 | * @returns IPRT status code.
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202 | * @param pvUser Ignored.
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203 | */
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204 | static DECLCALLBACK(int32_t) rtProcWinInitOnce(void *pvUser)
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205 | {
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206 | NOREF(pvUser);
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207 |
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208 | g_cProcesses = 0;
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209 | g_cProcessesAlloc = 0;
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210 | g_paProcesses = NULL;
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211 | int rc = RTCritSectInit(&g_CritSect);
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212 | if (RT_SUCCESS(rc))
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213 | {
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214 | /** @todo init once, terminate once - this is a generic thing which should
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215 | * have some kind of static and simpler setup! */
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216 | rc = RTTermRegisterCallback(rtProcWinTerm, NULL);
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217 | if (RT_SUCCESS(rc))
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218 | return rc;
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219 | RTCritSectDelete(&g_CritSect);
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220 | }
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221 | return rc;
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222 | }
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223 |
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224 |
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225 | /**
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226 | * Gets the process handle for a process from g_paProcesses.
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227 | *
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228 | * @returns Process handle if found, NULL if not.
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229 | * @param pid The process to remove (pid).
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230 | */
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231 | static HANDLE rtProcWinFindPid(RTPROCESS pid)
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232 | {
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233 | HANDLE hProcess = NULL;
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234 |
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235 | RTCritSectEnter(&g_CritSect);
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236 | uint32_t i = g_cProcesses;
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237 | while (i-- > 0)
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238 | if (g_paProcesses[i].pid == pid)
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239 | {
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240 | hProcess = g_paProcesses[i].hProcess;
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241 | break;
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242 | }
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243 | RTCritSectLeave(&g_CritSect);
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244 |
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245 | return hProcess;
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246 | }
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247 |
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248 |
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249 | /**
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250 | * Removes a process from g_paProcesses and closes the process handle.
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251 | *
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252 | * @param pid The process to remove (pid).
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253 | */
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254 | static void rtProcWinRemovePid(RTPROCESS pid)
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255 | {
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256 | RTCritSectEnter(&g_CritSect);
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257 | uint32_t i = g_cProcesses;
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258 | while (i-- > 0)
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259 | if (g_paProcesses[i].pid == pid)
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260 | {
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261 | HANDLE hProcess = g_paProcesses[i].hProcess;
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262 |
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263 | g_cProcesses--;
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264 | uint32_t cToMove = g_cProcesses - i;
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265 | if (cToMove)
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266 | memmove(&g_paProcesses[i], &g_paProcesses[i + 1], cToMove * sizeof(g_paProcesses[0]));
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267 |
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268 | RTCritSectLeave(&g_CritSect);
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269 | CloseHandle(hProcess);
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270 | return;
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271 | }
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272 | RTCritSectLeave(&g_CritSect);
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273 | }
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274 |
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275 |
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276 | /**
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277 | * Adds a process to g_paProcesses.
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278 | *
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279 | * @returns IPRT status code.
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280 | * @param pid The process id.
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281 | * @param hProcess The process handle.
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282 | */
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283 | static int rtProcWinAddPid(RTPROCESS pid, HANDLE hProcess)
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284 | {
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285 | RTCritSectEnter(&g_CritSect);
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286 |
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287 | uint32_t i = g_cProcesses;
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288 | if (i >= g_cProcessesAlloc)
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289 | {
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290 | void *pvNew = RTMemRealloc(g_paProcesses, (i + 16) * sizeof(g_paProcesses[0]));
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291 | if (RT_UNLIKELY(!pvNew))
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292 | {
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293 | RTCritSectLeave(&g_CritSect);
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294 | return VERR_NO_MEMORY;
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295 | }
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296 | g_paProcesses = (struct RTPROCWINENTRY *)pvNew;
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297 | g_cProcessesAlloc = i + 16;
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298 | }
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299 |
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300 | g_paProcesses[i].pid = pid;
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301 | g_paProcesses[i].hProcess = hProcess;
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302 | g_cProcesses = i + 1;
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303 |
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304 | RTCritSectLeave(&g_CritSect);
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305 | return VINF_SUCCESS;
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306 | }
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307 |
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308 |
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309 | /**
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310 | * Initialize the import APIs for run-as-user and special environment support.
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311 | *
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312 | * @returns IPRT status code.
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313 | * @param pvUser Ignored.
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314 | */
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315 | static DECLCALLBACK(int) rtProcWinResolveOnce(void *pvUser)
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316 | {
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317 | int rc;
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318 | RTLDRMOD hMod;
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319 | RT_NOREF_PV(pvUser);
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320 |
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321 | /*
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322 | * kernel32.dll APIs introduced after NT4.
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323 | */
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324 | g_pfnCreateToolhelp32Snapshot = (PFNCREATETOOLHELP32SNAPSHOT)GetProcAddress(g_hModKernel32, "CreateToolhelp32Snapshot");
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325 | g_pfnProcess32FirstW = (PFNPROCESS32FIRSTW )GetProcAddress(g_hModKernel32, "Process32FirstW");
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326 | g_pfnProcess32NextW = (PFNPROCESS32NEXTW )GetProcAddress(g_hModKernel32, "Process32NextW");
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327 |
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328 | /*
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329 | * psapi.dll APIs, if none of the above are available.
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330 | */
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331 | if ( !g_pfnCreateToolhelp32Snapshot
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332 | || !g_pfnProcess32FirstW
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333 | || !g_pfnProcess32NextW)
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334 | {
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335 | Assert(!g_pfnCreateToolhelp32Snapshot && !g_pfnProcess32FirstW && !g_pfnProcess32NextW);
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336 |
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337 | rc = RTLdrLoadSystem("psapi.dll", true /*fNoUnload*/, &hMod);
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338 | if (RT_SUCCESS(rc))
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339 | {
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340 | rc = RTLdrGetSymbol(hMod, "GetModuleBaseNameW", (void **)&g_pfnGetModuleBaseNameW);
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341 | AssertStmt(RT_SUCCESS(rc), g_pfnGetModuleBaseNameW = NULL);
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342 |
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343 | rc = RTLdrGetSymbol(hMod, "EnumProcesses", (void **)&g_pfnEnumProcesses);
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344 | AssertStmt(RT_SUCCESS(rc), g_pfnEnumProcesses = NULL);
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345 |
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346 | RTLdrClose(hMod);
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347 | }
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348 | }
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349 |
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350 | /*
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351 | * advapi32.dll APIs.
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352 | */
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353 | rc = RTLdrLoadSystem("advapi32.dll", true /*fNoUnload*/, &hMod);
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354 | if (RT_SUCCESS(rc))
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355 | {
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356 | rc = RTLdrGetSymbol(hMod, "CreateProcessWithLogonW", (void **)&g_pfnCreateProcessWithLogonW);
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357 | if (RT_FAILURE(rc)) { g_pfnCreateProcessWithLogonW = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT4); }
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358 |
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359 | rc = RTLdrGetSymbol(hMod, "LogonUserW", (void **)&g_pfnLogonUserW);
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360 | if (RT_FAILURE(rc)) { g_pfnLogonUserW = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT350); }
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361 |
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362 | rc = RTLdrGetSymbol(hMod, "CreateProcessAsUserW", (void **)&g_pfnCreateProcessAsUserW);
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363 | if (RT_FAILURE(rc)) { g_pfnCreateProcessAsUserW = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT350); }
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364 |
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365 | RTLdrClose(hMod);
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366 | }
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367 |
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368 | /*
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369 | * user32.dll APIs.
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370 | */
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371 | rc = RTLdrLoadSystem("user32.dll", true /*fNoUnload*/, &hMod);
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372 | if (RT_SUCCESS(rc))
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373 | {
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374 | rc = RTLdrGetSymbol(hMod, "OpenWindowStationW", (void **)&g_pfnOpenWindowStationW);
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375 | if (RT_FAILURE(rc)) { g_pfnOpenWindowStationW = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT310); }
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376 |
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377 | rc = RTLdrGetSymbol(hMod, "CloseWindowStation", (void **)&g_pfnCloseWindowStation);
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378 | if (RT_FAILURE(rc)) { g_pfnCloseWindowStation = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT310); }
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379 |
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380 | RTLdrClose(hMod);
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381 | }
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382 |
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383 | /*
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384 | * userenv.dll APIs.
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385 | */
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386 | rc = RTLdrLoadSystem("userenv.dll", true /*fNoUnload*/, &hMod);
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387 | if (RT_SUCCESS(rc))
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388 | {
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389 | rc = RTLdrGetSymbol(hMod, "LoadUserProfileW", (void **)&g_pfnLoadUserProfileW);
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390 | if (RT_FAILURE(rc)) { g_pfnLoadUserProfileW = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT4); }
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391 |
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392 | rc = RTLdrGetSymbol(hMod, "UnloadUserProfile", (void **)&g_pfnUnloadUserProfile);
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393 | if (RT_FAILURE(rc)) { g_pfnUnloadUserProfile = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT4); }
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394 |
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395 | rc = RTLdrGetSymbol(hMod, "CreateEnvironmentBlock", (void **)&g_pfnCreateEnvironmentBlock);
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396 | if (RT_FAILURE(rc)) { g_pfnCreateEnvironmentBlock = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT4); }
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397 |
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398 | rc = RTLdrGetSymbol(hMod, "DestroyEnvironmentBlock", (void **)&g_pfnDestroyEnvironmentBlock);
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399 | if (RT_FAILURE(rc)) { g_pfnDestroyEnvironmentBlock = NULL; Assert(g_enmWinVer <= kRTWinOSType_NT4); }
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400 |
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401 | RTLdrClose(hMod);
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402 | }
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403 |
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404 | return VINF_SUCCESS;
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405 | }
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406 |
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407 |
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408 | RTR3DECL(int) RTProcCreate(const char *pszExec, const char * const *papszArgs, RTENV Env, unsigned fFlags, PRTPROCESS pProcess)
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409 | {
|
---|
410 | return RTProcCreateEx(pszExec, papszArgs, Env, fFlags,
|
---|
411 | NULL, NULL, NULL, /* standard handles */
|
---|
412 | NULL /*pszAsUser*/, NULL /* pszPassword*/,
|
---|
413 | NULL /*pvExtraData*/, pProcess);
|
---|
414 | }
|
---|
415 |
|
---|
416 |
|
---|
417 | /**
|
---|
418 | * The following NT call is for v3.51 and does the equivalent of:
|
---|
419 | * DuplicateTokenEx(hSrcToken, MAXIMUM_ALLOWED, NULL,
|
---|
420 | * SecurityIdentification, TokenPrimary, phToken);
|
---|
421 | */
|
---|
422 | static int rtProcWinDuplicateToken(HANDLE hSrcToken, PHANDLE phToken)
|
---|
423 | {
|
---|
424 | int rc;
|
---|
425 | if (g_pfnNtDuplicateToken)
|
---|
426 | {
|
---|
427 | SECURITY_QUALITY_OF_SERVICE SecQoS;
|
---|
428 | SecQoS.Length = sizeof(SecQoS);
|
---|
429 | SecQoS.ImpersonationLevel = SecurityIdentification;
|
---|
430 | SecQoS.ContextTrackingMode = SECURITY_DYNAMIC_TRACKING;
|
---|
431 | SecQoS.EffectiveOnly = FALSE;
|
---|
432 |
|
---|
433 | OBJECT_ATTRIBUTES ObjAttr;
|
---|
434 | InitializeObjectAttributes(&ObjAttr, NULL /*Name*/, 0 /*OBJ_XXX*/, NULL /*Root*/, NULL /*SecDesc*/);
|
---|
435 | ObjAttr.SecurityQualityOfService = &SecQoS;
|
---|
436 |
|
---|
437 | NTSTATUS rcNt = g_pfnNtDuplicateToken(hSrcToken, MAXIMUM_ALLOWED, &ObjAttr, FALSE, TokenPrimary, phToken);
|
---|
438 | if (NT_SUCCESS(rcNt))
|
---|
439 | rc = VINF_SUCCESS;
|
---|
440 | else
|
---|
441 | rc = RTErrConvertFromNtStatus(rcNt);
|
---|
442 | }
|
---|
443 | else
|
---|
444 | rc = VERR_SYMBOL_NOT_FOUND; /** @todo do we really need to duplicate the token? */
|
---|
445 | return rc;
|
---|
446 | }
|
---|
447 |
|
---|
448 |
|
---|
449 | /**
|
---|
450 | * Get the token assigned to the thread indicated by @a hThread.
|
---|
451 | *
|
---|
452 | * Only used when RTPROC_FLAGS_AS_IMPERSONATED_TOKEN is in effect and the
|
---|
453 | * purpose is to get a duplicate the impersonated token of the current thread.
|
---|
454 | *
|
---|
455 | * @returns IPRT status code.
|
---|
456 | * @param hThread The thread handle (current thread).
|
---|
457 | * @param phToken Where to return the a duplicate of the thread token
|
---|
458 | * handle on success. (The caller closes it.)
|
---|
459 | */
|
---|
460 | static int rtProcWinGetThreadTokenHandle(HANDLE hThread, PHANDLE phToken)
|
---|
461 | {
|
---|
462 | AssertPtr(phToken);
|
---|
463 |
|
---|
464 | int rc;
|
---|
465 | HANDLE hTokenThread;
|
---|
466 | if (OpenThreadToken(hThread,
|
---|
467 | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY | TOKEN_DUPLICATE
|
---|
468 | | TOKEN_ASSIGN_PRIMARY | TOKEN_ADJUST_SESSIONID | TOKEN_READ | TOKEN_WRITE,
|
---|
469 | TRUE /* OpenAsSelf - for impersonation at SecurityIdentification level */,
|
---|
470 | &hTokenThread))
|
---|
471 | {
|
---|
472 | rc = rtProcWinDuplicateToken(hTokenThread, phToken);
|
---|
473 | CloseHandle(hTokenThread);
|
---|
474 | }
|
---|
475 | else
|
---|
476 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
477 | return rc;
|
---|
478 | }
|
---|
479 |
|
---|
480 |
|
---|
481 | /**
|
---|
482 | * Get the token assigned the process indicated by @a hProcess.
|
---|
483 | *
|
---|
484 | * Only used when pwszUser is NULL and RTPROC_FLAGS_AS_IMPERSONATED_TOKEN isn't
|
---|
485 | * set.
|
---|
486 | *
|
---|
487 | * @returns IPRT status code.
|
---|
488 | * @param hProcess The process handle (current process).
|
---|
489 | * @param phToken Where to return the a duplicate of the thread token
|
---|
490 | * handle on success. (The caller closes it.)
|
---|
491 | */
|
---|
492 | static int rtProcWinGetProcessTokenHandle(HANDLE hProcess, PHANDLE phToken)
|
---|
493 | {
|
---|
494 | AssertPtr(phToken);
|
---|
495 |
|
---|
496 | int rc;
|
---|
497 | HANDLE hTokenProcess;
|
---|
498 | if (OpenProcessToken(hProcess,
|
---|
499 | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY | TOKEN_DUPLICATE
|
---|
500 | | TOKEN_ASSIGN_PRIMARY | TOKEN_ADJUST_SESSIONID | TOKEN_READ | TOKEN_WRITE,
|
---|
501 | &hTokenProcess))
|
---|
502 | {
|
---|
503 | rc = rtProcWinDuplicateToken(hTokenProcess, phToken); /* not sure if this is strictly necessary */
|
---|
504 | CloseHandle(hTokenProcess);
|
---|
505 | }
|
---|
506 | else
|
---|
507 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
508 | return rc;
|
---|
509 | }
|
---|
510 |
|
---|
511 |
|
---|
512 | /**
|
---|
513 | * Get the process token of the process indicated by @a dwPID if the @a pSid and
|
---|
514 | * @a idSessionDesired matches.
|
---|
515 | *
|
---|
516 | * @returns IPRT status code.
|
---|
517 | * @param dwPid The process identifier.
|
---|
518 | * @param pSid The secure identifier of the user.
|
---|
519 | * @param idDesiredSession The session the process candidate should
|
---|
520 | * preferably belong to, UINT32_MAX if anything
|
---|
521 | * goes.
|
---|
522 | * @param phToken Where to return the a duplicate of the process token
|
---|
523 | * handle on success. (The caller closes it.)
|
---|
524 | */
|
---|
525 | static int rtProcWinGetProcessTokenHandle(DWORD dwPid, PSID pSid, DWORD idDesiredSession, PHANDLE phToken)
|
---|
526 | {
|
---|
527 | AssertPtr(pSid);
|
---|
528 | AssertPtr(phToken);
|
---|
529 |
|
---|
530 | int rc;
|
---|
531 | HANDLE hProc = OpenProcess(MAXIMUM_ALLOWED, TRUE, dwPid);
|
---|
532 | if (hProc != NULL)
|
---|
533 | {
|
---|
534 | HANDLE hTokenProc;
|
---|
535 | if (OpenProcessToken(hProc,
|
---|
536 | TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY | TOKEN_DUPLICATE | TOKEN_IMPERSONATE
|
---|
537 | | TOKEN_ASSIGN_PRIMARY | TOKEN_ADJUST_SESSIONID | TOKEN_READ | TOKEN_WRITE,
|
---|
538 | &hTokenProc))
|
---|
539 | {
|
---|
540 | /*
|
---|
541 | * Query the user SID from the token.
|
---|
542 | */
|
---|
543 | SetLastError(NO_ERROR);
|
---|
544 | DWORD dwSize = 0;
|
---|
545 | BOOL fRc = GetTokenInformation(hTokenProc, TokenUser, NULL, 0, &dwSize);
|
---|
546 | DWORD dwErr = GetLastError();
|
---|
547 | if ( !fRc
|
---|
548 | && dwErr == ERROR_INSUFFICIENT_BUFFER
|
---|
549 | && dwSize > 0)
|
---|
550 | {
|
---|
551 | PTOKEN_USER pTokenUser = (PTOKEN_USER)RTMemTmpAllocZ(dwSize);
|
---|
552 | if (pTokenUser)
|
---|
553 | {
|
---|
554 | if (GetTokenInformation(hTokenProc, TokenUser, pTokenUser, dwSize, &dwSize))
|
---|
555 | {
|
---|
556 | /*
|
---|
557 | * Match token user with the user we're want to create a process as.
|
---|
558 | */
|
---|
559 | if ( IsValidSid(pTokenUser->User.Sid)
|
---|
560 | && EqualSid(pTokenUser->User.Sid, pSid))
|
---|
561 | {
|
---|
562 | /*
|
---|
563 | * Do we need to match the session ID?
|
---|
564 | */
|
---|
565 | rc = VINF_SUCCESS;
|
---|
566 | if (idDesiredSession != UINT32_MAX)
|
---|
567 | {
|
---|
568 | DWORD idCurSession = UINT32_MAX;
|
---|
569 | if (GetTokenInformation(hTokenProc, TokenSessionId, &idCurSession, sizeof(DWORD), &dwSize))
|
---|
570 | rc = idDesiredSession == idCurSession ? VINF_SUCCESS : VERR_NOT_FOUND;
|
---|
571 | else
|
---|
572 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
573 | }
|
---|
574 | if (RT_SUCCESS(rc))
|
---|
575 | {
|
---|
576 | /*
|
---|
577 | * Got a match. Duplicate the token. This duplicated token will
|
---|
578 | * be used for the actual CreateProcessAsUserW() call then.
|
---|
579 | */
|
---|
580 | rc = rtProcWinDuplicateToken(hTokenProc, phToken);
|
---|
581 | }
|
---|
582 | }
|
---|
583 | else
|
---|
584 | rc = VERR_NOT_FOUND;
|
---|
585 | }
|
---|
586 | else
|
---|
587 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
588 | RTMemTmpFree(pTokenUser);
|
---|
589 | }
|
---|
590 | else
|
---|
591 | rc = VERR_NO_MEMORY;
|
---|
592 | }
|
---|
593 | else if (fRc || dwErr == NO_ERROR)
|
---|
594 | rc = VERR_IPE_UNEXPECTED_STATUS;
|
---|
595 | else
|
---|
596 | rc = RTErrConvertFromWin32(dwErr);
|
---|
597 | CloseHandle(hTokenProc);
|
---|
598 | }
|
---|
599 | else
|
---|
600 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
601 | CloseHandle(hProc);
|
---|
602 | }
|
---|
603 | else
|
---|
604 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
605 | return rc;
|
---|
606 | }
|
---|
607 |
|
---|
608 |
|
---|
609 | /**
|
---|
610 | * Fallback method for rtProcWinFindTokenByProcess that uses the older NT4
|
---|
611 | * PSAPI.DLL API.
|
---|
612 | *
|
---|
613 | * @returns Success indicator.
|
---|
614 | * @param papszNames The process candidates, in prioritized order.
|
---|
615 | * @param pSid The secure identifier of the user.
|
---|
616 | * @param phToken Where to return the token handle - duplicate,
|
---|
617 | * caller closes it on success.
|
---|
618 | *
|
---|
619 | * @remarks NT4 needs a copy of "PSAPI.dll" (redistributed by Microsoft and not
|
---|
620 | * part of the OS) in order to get a lookup. If we don't have this DLL
|
---|
621 | * we are not able to get a token and therefore no UI will be visible.
|
---|
622 | */
|
---|
623 | static bool rtProcWinFindTokenByProcessAndPsApi(const char * const *papszNames, PSID pSid, PHANDLE phToken)
|
---|
624 | {
|
---|
625 | /*
|
---|
626 | * Load PSAPI.DLL and resolve the two symbols we need.
|
---|
627 | */
|
---|
628 | if ( !g_pfnGetModuleBaseNameW
|
---|
629 | || !g_pfnEnumProcesses)
|
---|
630 | return false;
|
---|
631 |
|
---|
632 | /*
|
---|
633 | * Get a list of PID. We retry if it looks like there are more PIDs
|
---|
634 | * to be returned than what we supplied buffer space for.
|
---|
635 | */
|
---|
636 | bool fFound = false;
|
---|
637 | int rc = VINF_SUCCESS;
|
---|
638 | DWORD cbPidsAllocated = 4096;
|
---|
639 | DWORD cbPidsReturned = 0; /* (MSC maybe used uninitialized) */
|
---|
640 | DWORD *paPids;
|
---|
641 | for (;;)
|
---|
642 | {
|
---|
643 | paPids = (DWORD *)RTMemTmpAlloc(cbPidsAllocated);
|
---|
644 | AssertBreakStmt(paPids, rc = VERR_NO_TMP_MEMORY);
|
---|
645 | cbPidsReturned = 0;
|
---|
646 | if (!g_pfnEnumProcesses(paPids, cbPidsAllocated, &cbPidsReturned))
|
---|
647 | {
|
---|
648 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
649 | AssertMsgFailedBreak(("%Rrc\n", rc));
|
---|
650 | }
|
---|
651 | if ( cbPidsReturned < cbPidsAllocated
|
---|
652 | || cbPidsAllocated >= _512K)
|
---|
653 | break;
|
---|
654 | RTMemTmpFree(paPids);
|
---|
655 | cbPidsAllocated *= 2;
|
---|
656 | }
|
---|
657 | if (RT_SUCCESS(rc))
|
---|
658 | {
|
---|
659 | /*
|
---|
660 | * Search for the process.
|
---|
661 | *
|
---|
662 | * We ASSUME that the caller won't be specifying any names longer
|
---|
663 | * than RTPATH_MAX.
|
---|
664 | */
|
---|
665 | PRTUTF16 pwszProcName = (PRTUTF16)RTMemTmpAllocZ(RTPATH_MAX * sizeof(pwszProcName[0]));
|
---|
666 | if (pwszProcName)
|
---|
667 | {
|
---|
668 | for (size_t i = 0; papszNames[i] && !fFound; i++)
|
---|
669 | {
|
---|
670 | const DWORD cPids = cbPidsReturned / sizeof(DWORD);
|
---|
671 | for (DWORD iPid = 0; iPid < cPids && !fFound; iPid++)
|
---|
672 | {
|
---|
673 | HANDLE hProc = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, paPids[iPid]);
|
---|
674 | if (hProc)
|
---|
675 | {
|
---|
676 | *pwszProcName = '\0';
|
---|
677 | DWORD cbRet = g_pfnGetModuleBaseNameW(hProc, 0 /*hModule = exe */, pwszProcName, RTPATH_MAX);
|
---|
678 | if ( cbRet > 0
|
---|
679 | && RTUtf16ICmpAscii(pwszProcName, papszNames[i]) == 0
|
---|
680 | && RT_SUCCESS(rtProcWinGetProcessTokenHandle(paPids[iPid], pSid, UINT32_MAX, phToken)))
|
---|
681 | fFound = true;
|
---|
682 | CloseHandle(hProc);
|
---|
683 | }
|
---|
684 | }
|
---|
685 | }
|
---|
686 | RTMemTmpFree(pwszProcName);
|
---|
687 | }
|
---|
688 | else
|
---|
689 | rc = VERR_NO_TMP_MEMORY;
|
---|
690 | }
|
---|
691 | RTMemTmpFree(paPids);
|
---|
692 |
|
---|
693 | return fFound;
|
---|
694 | }
|
---|
695 |
|
---|
696 |
|
---|
697 | /**
|
---|
698 | * Finds a one of the processes in @a papszNames running with user @a pSid and possibly
|
---|
699 | * in the required windows session. Returns a duplicate handle to its token.
|
---|
700 | *
|
---|
701 | * @returns Success indicator.
|
---|
702 | * @param papszNames The process candidates, in prioritized order.
|
---|
703 | * @param pSid The secure identifier of the user.
|
---|
704 | * @param idDesiredSession The session the process candidate should
|
---|
705 | * belong to if possible, UINT32_MAX if anything
|
---|
706 | * goes.
|
---|
707 | * @param phToken Where to return the token handle - duplicate,
|
---|
708 | * caller closes it on success.
|
---|
709 | */
|
---|
710 | static bool rtProcWinFindTokenByProcess(const char * const *papszNames, PSID pSid, uint32_t idDesiredSession, PHANDLE phToken)
|
---|
711 | {
|
---|
712 | AssertPtr(papszNames);
|
---|
713 | AssertPtr(pSid);
|
---|
714 | AssertPtr(phToken);
|
---|
715 |
|
---|
716 | bool fFound = false;
|
---|
717 |
|
---|
718 | /*
|
---|
719 | * On modern systems (W2K+) try the Toolhelp32 API first; this is more stable
|
---|
720 | * and reliable. Fallback to EnumProcess on NT4.
|
---|
721 | */
|
---|
722 | bool fFallback = true;
|
---|
723 | if (g_pfnProcess32NextW && g_pfnProcess32FirstW && g_pfnCreateToolhelp32Snapshot)
|
---|
724 | {
|
---|
725 | HANDLE hSnap = g_pfnCreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
|
---|
726 | Assert(hSnap != INVALID_HANDLE_VALUE);
|
---|
727 | if (hSnap != INVALID_HANDLE_VALUE)
|
---|
728 | {
|
---|
729 | fFallback = false;
|
---|
730 | for (size_t i = 0; papszNames[i] && !fFound; i++)
|
---|
731 | {
|
---|
732 | PROCESSENTRY32W ProcEntry;
|
---|
733 | ProcEntry.dwSize = sizeof(ProcEntry);
|
---|
734 | ProcEntry.szExeFile[0] = '\0';
|
---|
735 | if (g_pfnProcess32FirstW(hSnap, &ProcEntry))
|
---|
736 | {
|
---|
737 | do
|
---|
738 | {
|
---|
739 | if (RTUtf16ICmpAscii(ProcEntry.szExeFile, papszNames[i]) == 0)
|
---|
740 | {
|
---|
741 | int rc = rtProcWinGetProcessTokenHandle(ProcEntry.th32ProcessID, pSid, idDesiredSession, phToken);
|
---|
742 | if (RT_SUCCESS(rc))
|
---|
743 | {
|
---|
744 | fFound = true;
|
---|
745 | break;
|
---|
746 | }
|
---|
747 | }
|
---|
748 | } while (g_pfnProcess32NextW(hSnap, &ProcEntry));
|
---|
749 | }
|
---|
750 | else
|
---|
751 | AssertMsgFailed(("dwErr=%u (%x)\n", GetLastError(), GetLastError()));
|
---|
752 | }
|
---|
753 | CloseHandle(hSnap);
|
---|
754 | }
|
---|
755 | }
|
---|
756 |
|
---|
757 | /* If we couldn't take a process snapshot for some reason or another, fall
|
---|
758 | back on the NT4 compatible API. */
|
---|
759 | if (fFallback)
|
---|
760 | fFound = rtProcWinFindTokenByProcessAndPsApi(papszNames, pSid, phToken);
|
---|
761 | return fFound;
|
---|
762 | }
|
---|
763 |
|
---|
764 |
|
---|
765 | /**
|
---|
766 | * Logs on a specified user and returns its primary token.
|
---|
767 | *
|
---|
768 | * @returns IPRT status code.
|
---|
769 | * @param pwszUser User name. A domain name can be specified (as part of a UPN, User Principal Name),
|
---|
770 | * e.g. "joedoe@example.com".
|
---|
771 | * @param pwszPassword Password.
|
---|
772 | * @param phToken Pointer to store the logon token.
|
---|
773 | */
|
---|
774 | static int rtProcWinUserLogon(PRTUTF16 pwszUser, PRTUTF16 pwszPassword, HANDLE *phToken)
|
---|
775 | {
|
---|
776 | AssertPtrReturn(pwszUser, VERR_INVALID_POINTER);
|
---|
777 | AssertPtrReturn(pwszPassword, VERR_INVALID_POINTER);
|
---|
778 | AssertPtrReturn(phToken, VERR_INVALID_POINTER);
|
---|
779 | if (!g_pfnLogonUserW)
|
---|
780 | return VERR_NOT_SUPPORTED;
|
---|
781 |
|
---|
782 | /*
|
---|
783 | * Because we have to deal with http://support.microsoft.com/kb/245683
|
---|
784 | * for NULL domain names when running on NT4 here, pass an empty string if so.
|
---|
785 | * However, passing FQDNs should work!
|
---|
786 | *
|
---|
787 | * The SE_TCB_NAME (Policy: Act as part of the operating system) right
|
---|
788 | * is required on older windows versions (NT4, W2K, possibly XP).
|
---|
789 | */
|
---|
790 | PCRTUTF16 pwszDomainNone = g_enmWinVer < kRTWinOSType_2K ? L"" /* NT4 and older */ : NULL /* Windows 2000 and up */;
|
---|
791 | BOOL fRc = g_pfnLogonUserW(pwszUser,
|
---|
792 | /* The domain always is passed as part of the UPN (user name). */
|
---|
793 | pwszDomainNone,
|
---|
794 | pwszPassword,
|
---|
795 | LOGON32_LOGON_INTERACTIVE,
|
---|
796 | LOGON32_PROVIDER_DEFAULT,
|
---|
797 | phToken);
|
---|
798 | if (fRc)
|
---|
799 | return VINF_SUCCESS;
|
---|
800 |
|
---|
801 | DWORD dwErr = GetLastError();
|
---|
802 | int rc = dwErr == ERROR_PRIVILEGE_NOT_HELD ? VERR_PROC_TCB_PRIV_NOT_HELD : RTErrConvertFromWin32(dwErr);
|
---|
803 | if (rc == VERR_UNRESOLVED_ERROR)
|
---|
804 | LogRelFunc(("dwErr=%u (%#x), rc=%Rrc\n", dwErr, dwErr, rc));
|
---|
805 | return rc;
|
---|
806 | }
|
---|
807 |
|
---|
808 |
|
---|
809 | /**
|
---|
810 | * Returns the environment to use for the child process.
|
---|
811 | *
|
---|
812 | * This implements the RTPROC_FLAGS_ENV_CHANGE_RECORD and environment related
|
---|
813 | * parts of RTPROC_FLAGS_PROFILE.
|
---|
814 | *
|
---|
815 | * @returns IPRT status code.
|
---|
816 | * @param hToken The user token to use if RTPROC_FLAGS_PROFILE is given.
|
---|
817 | * The caller must have loaded profile for this.
|
---|
818 | * @param hEnv The environment passed in by the RTProcCreateEx caller.
|
---|
819 | * @param fFlags The process creation flags passed in by the
|
---|
820 | * RTProcCreateEx caller (RTPROC_FLAGS_XXX).
|
---|
821 | * @param phEnv Where to return the environment to use. This can either
|
---|
822 | * be a newly created environment block or @a hEnv. In the
|
---|
823 | * former case, the caller must destroy it.
|
---|
824 | */
|
---|
825 | static int rtProcWinCreateEnvFromToken(HANDLE hToken, RTENV hEnv, uint32_t fFlags, PRTENV phEnv)
|
---|
826 | {
|
---|
827 | int rc;
|
---|
828 |
|
---|
829 | /*
|
---|
830 | * Query the environment from the user profile associated with the token if
|
---|
831 | * the caller has specified it directly or indirectly.
|
---|
832 | */
|
---|
833 | if ( (fFlags & RTPROC_FLAGS_PROFILE)
|
---|
834 | && ( hEnv == RTENV_DEFAULT
|
---|
835 | || (fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD)) )
|
---|
836 | {
|
---|
837 | if (g_pfnCreateEnvironmentBlock && g_pfnDestroyEnvironmentBlock)
|
---|
838 | {
|
---|
839 | LPVOID pvEnvBlockProfile = NULL;
|
---|
840 | if (g_pfnCreateEnvironmentBlock(&pvEnvBlockProfile, hToken, FALSE /* Don't inherit from parent. */))
|
---|
841 | {
|
---|
842 | rc = RTEnvCloneUtf16Block(phEnv, (PCRTUTF16)pvEnvBlockProfile, 0 /*fFlags*/);
|
---|
843 | if ( (fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD)
|
---|
844 | && RT_SUCCESS(rc)
|
---|
845 | && hEnv != RTENV_DEFAULT)
|
---|
846 | {
|
---|
847 | rc = RTEnvApplyChanges(*phEnv, hEnv);
|
---|
848 | if (RT_FAILURE(rc))
|
---|
849 | RTEnvDestroy(*phEnv);
|
---|
850 | }
|
---|
851 | g_pfnDestroyEnvironmentBlock(pvEnvBlockProfile);
|
---|
852 | }
|
---|
853 | else
|
---|
854 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
855 | }
|
---|
856 | else
|
---|
857 | rc = VERR_SYMBOL_NOT_FOUND;
|
---|
858 | }
|
---|
859 | /*
|
---|
860 | * We we've got an incoming change record, combine it with the default environment.
|
---|
861 | */
|
---|
862 | else if (hEnv != RTENV_DEFAULT && (fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD))
|
---|
863 | {
|
---|
864 | rc = RTEnvClone(phEnv, RTENV_DEFAULT);
|
---|
865 | if (RT_SUCCESS(rc))
|
---|
866 | {
|
---|
867 | rc = RTEnvApplyChanges(*phEnv, hEnv);
|
---|
868 | if (RT_FAILURE(rc))
|
---|
869 | RTEnvDestroy(*phEnv);
|
---|
870 | }
|
---|
871 | }
|
---|
872 | /*
|
---|
873 | * Otherwise we can return the incoming environment directly.
|
---|
874 | */
|
---|
875 | else
|
---|
876 | {
|
---|
877 | *phEnv = hEnv;
|
---|
878 | rc = VINF_SUCCESS;
|
---|
879 | }
|
---|
880 |
|
---|
881 | return rc;
|
---|
882 | }
|
---|
883 |
|
---|
884 |
|
---|
885 | /**
|
---|
886 | * Figures which privilege we're missing for success application of
|
---|
887 | * CreateProcessAsUserW.
|
---|
888 | *
|
---|
889 | * @returns IPRT error status.
|
---|
890 | */
|
---|
891 | static int rtProcWinFigureWhichPrivilegeNotHeld2(void)
|
---|
892 | {
|
---|
893 | HANDLE hToken;
|
---|
894 | if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY | TOKEN_ADJUST_PRIVILEGES, &hToken))
|
---|
895 | {
|
---|
896 | static struct
|
---|
897 | {
|
---|
898 | const char *pszName;
|
---|
899 | int rc;
|
---|
900 | } const s_aPrivileges[] =
|
---|
901 | {
|
---|
902 | { SE_TCB_NAME, VERR_PROC_TCB_PRIV_NOT_HELD },
|
---|
903 | { SE_ASSIGNPRIMARYTOKEN_NAME, VERR_PROC_APT_PRIV_NOT_HELD },
|
---|
904 | { SE_INCREASE_QUOTA_NAME, VERR_PROC_IQ_PRIV_NOT_HELD },
|
---|
905 | };
|
---|
906 | for (uint32_t i = 0; i < RT_ELEMENTS(s_aPrivileges); i++)
|
---|
907 | {
|
---|
908 | union
|
---|
909 | {
|
---|
910 | TOKEN_PRIVILEGES TokPriv;
|
---|
911 | char abAlloced[sizeof(TOKEN_PRIVILEGES) + sizeof(LUID_AND_ATTRIBUTES)];
|
---|
912 | } uNew, uOld;
|
---|
913 | uNew.TokPriv.PrivilegeCount = 1;
|
---|
914 | uNew.TokPriv.Privileges[0].Attributes = SE_PRIVILEGE_ENABLED;
|
---|
915 | AssertContinue(LookupPrivilegeValue(NULL, s_aPrivileges[i].pszName, &uNew.TokPriv.Privileges[0].Luid));
|
---|
916 | uOld = uNew;
|
---|
917 | SetLastError(NO_ERROR);
|
---|
918 | DWORD cbActual = RT_UOFFSETOF(TOKEN_PRIVILEGES, Privileges[1]);
|
---|
919 | AdjustTokenPrivileges(hToken, FALSE /*fDisableAllPrivileges*/, &uNew.TokPriv, cbActual, &uOld.TokPriv, &cbActual);
|
---|
920 | if (GetLastError() != NO_ERROR)
|
---|
921 | {
|
---|
922 | CloseHandle(hToken);
|
---|
923 | return s_aPrivileges[i].rc;
|
---|
924 | }
|
---|
925 | if (uOld.TokPriv.Privileges[0].Attributes == 0)
|
---|
926 | AdjustTokenPrivileges(hToken, FALSE /*fDisableAllPrivileges*/, &uOld.TokPriv, 0, NULL, NULL);
|
---|
927 | }
|
---|
928 | AssertFailed();
|
---|
929 | CloseHandle(hToken);
|
---|
930 | }
|
---|
931 | else
|
---|
932 | AssertFailed();
|
---|
933 | return VERR_PRIVILEGE_NOT_HELD;
|
---|
934 | }
|
---|
935 |
|
---|
936 | #if 0 /* debug code */
|
---|
937 |
|
---|
938 | static char *rtProcWinSidToString(char *psz, PSID pSid)
|
---|
939 | {
|
---|
940 | char *pszRet = psz;
|
---|
941 |
|
---|
942 | *psz++ = 'S';
|
---|
943 | *psz++ = '-';
|
---|
944 | *psz++ = '1';
|
---|
945 | *psz++ = '-';
|
---|
946 |
|
---|
947 | PISID pISid = (PISID)pSid;
|
---|
948 |
|
---|
949 | psz += RTStrFormatU32(psz, 32, RT_MAKE_U32_FROM_U8(pISid->IdentifierAuthority.Value[5],
|
---|
950 | pISid->IdentifierAuthority.Value[4],
|
---|
951 | pISid->IdentifierAuthority.Value[3],
|
---|
952 | pISid->IdentifierAuthority.Value[2]),
|
---|
953 | 10, 0, 0, 0);
|
---|
954 | for (unsigned i = 0; i < pISid->SubAuthorityCount; i++)
|
---|
955 | {
|
---|
956 | *psz++ = '-';
|
---|
957 | psz += RTStrFormatU32(psz, 32, pISid->SubAuthority[i], 10, 0, 0, 0);
|
---|
958 | }
|
---|
959 | *psz++ = '\0';
|
---|
960 | return pszRet;
|
---|
961 | }
|
---|
962 |
|
---|
963 | static void rtProcWinLogAcl(PACL pAcl)
|
---|
964 | {
|
---|
965 | if (!pAcl)
|
---|
966 | RTAssertMsg2("ACL is NULL\n");
|
---|
967 | else
|
---|
968 | {
|
---|
969 | RTAssertMsg2("AceCount=%d AclSize=%#x AclRevision=%d\n", pAcl->AceCount, pAcl->AclSize, pAcl->AclRevision);
|
---|
970 | for (uint32_t i = 0; i < pAcl->AceCount; i++)
|
---|
971 | {
|
---|
972 | PACE_HEADER pAceHdr = NULL;
|
---|
973 | if (GetAce(pAcl, i, (PVOID *)&pAceHdr))
|
---|
974 | {
|
---|
975 | RTAssertMsg2(" ACE[%u]: Flags=%#x Type=%#x Size=%#x", i, pAceHdr->AceFlags, pAceHdr->AceType, pAceHdr->AceSize);
|
---|
976 | char szTmp[256];
|
---|
977 | if (pAceHdr->AceType == ACCESS_ALLOWED_ACE_TYPE)
|
---|
978 | RTAssertMsg2(" Mask=%#x %s\n", ((ACCESS_ALLOWED_ACE *)pAceHdr)->Mask,
|
---|
979 | rtProcWinSidToString(szTmp, &((ACCESS_ALLOWED_ACE *)pAceHdr)->SidStart));
|
---|
980 | else
|
---|
981 | RTAssertMsg2(" ACE[%u]: Flags=%#x Type=%#x Size=%#x\n", i, pAceHdr->AceFlags, pAceHdr->AceType, pAceHdr->AceSize);
|
---|
982 | }
|
---|
983 | }
|
---|
984 | }
|
---|
985 | }
|
---|
986 |
|
---|
987 | static bool rtProcWinLogSecAttr(HANDLE hUserObj)
|
---|
988 | {
|
---|
989 | /*
|
---|
990 | * Get the security descriptor for the user interface object.
|
---|
991 | */
|
---|
992 | uint32_t cbSecDesc = _64K;
|
---|
993 | PSECURITY_DESCRIPTOR pSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
994 | SECURITY_INFORMATION SecInfo = DACL_SECURITY_INFORMATION;
|
---|
995 | DWORD cbNeeded;
|
---|
996 | AssertReturn(pSecDesc, false);
|
---|
997 | if (!GetUserObjectSecurity(hUserObj, &SecInfo, pSecDesc, cbSecDesc, &cbNeeded))
|
---|
998 | {
|
---|
999 | RTMemTmpFree(pSecDesc);
|
---|
1000 | AssertReturn(GetLastError() == ERROR_INSUFFICIENT_BUFFER, false);
|
---|
1001 | cbSecDesc = cbNeeded + 128;
|
---|
1002 | pSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
1003 | AssertReturn(pSecDesc, false);
|
---|
1004 | if (!GetUserObjectSecurity(hUserObj, &SecInfo, pSecDesc, cbSecDesc, &cbNeeded))
|
---|
1005 | {
|
---|
1006 | RTMemTmpFree(pSecDesc);
|
---|
1007 | AssertFailedReturn(false);
|
---|
1008 | }
|
---|
1009 | }
|
---|
1010 |
|
---|
1011 | /*
|
---|
1012 | * Get the discretionary access control list (if we have one).
|
---|
1013 | */
|
---|
1014 | BOOL fDaclDefaulted;
|
---|
1015 | BOOL fDaclPresent;
|
---|
1016 | PACL pDacl;
|
---|
1017 | if (GetSecurityDescriptorDacl(pSecDesc, &fDaclPresent, &pDacl, &fDaclDefaulted))
|
---|
1018 | rtProcWinLogAcl(pDacl);
|
---|
1019 | else
|
---|
1020 | RTAssertMsg2("GetSecurityDescriptorDacl failed\n");
|
---|
1021 |
|
---|
1022 | RTMemFree(pSecDesc);
|
---|
1023 | return true;
|
---|
1024 | }
|
---|
1025 |
|
---|
1026 | #endif /* debug */
|
---|
1027 |
|
---|
1028 | /**
|
---|
1029 | * Get the user SID from a token.
|
---|
1030 | *
|
---|
1031 | * @returns Pointer to the SID on success. Free by calling RTMemFree.
|
---|
1032 | * @param hToken The token..
|
---|
1033 | * @param prc Optional return code.
|
---|
1034 | */
|
---|
1035 | static PSID rtProcWinGetTokenUserSid(HANDLE hToken, int *prc)
|
---|
1036 | {
|
---|
1037 | int rcIgn;
|
---|
1038 | if (!prc)
|
---|
1039 | prc = &rcIgn;
|
---|
1040 | *prc = VERR_NO_MEMORY;
|
---|
1041 |
|
---|
1042 | /*
|
---|
1043 | * Get the groups associated with the token. We just try a size first then
|
---|
1044 | * reallocates if it's insufficient.
|
---|
1045 | */
|
---|
1046 | DWORD cbUser = _1K;
|
---|
1047 | PTOKEN_USER pUser = (PTOKEN_USER)RTMemTmpAlloc(cbUser);
|
---|
1048 | AssertReturn(pUser, NULL);
|
---|
1049 | DWORD cbNeeded = 0;
|
---|
1050 | if (!GetTokenInformation(hToken, TokenUser, pUser, cbUser, &cbNeeded))
|
---|
1051 | {
|
---|
1052 | DWORD dwErr = GetLastError();
|
---|
1053 | RTMemTmpFree(pUser);
|
---|
1054 | AssertLogRelMsgReturnStmt(dwErr == ERROR_INSUFFICIENT_BUFFER,
|
---|
1055 | ("rtProcWinGetTokenUserSid: GetTokenInformation failed with %u\n", dwErr),
|
---|
1056 | *prc = RTErrConvertFromWin32(dwErr), NULL);
|
---|
1057 | cbUser = cbNeeded + 128;
|
---|
1058 | pUser = (PTOKEN_USER)RTMemTmpAlloc(cbUser);
|
---|
1059 | AssertReturn(pUser, NULL);
|
---|
1060 | if (!GetTokenInformation(hToken, TokenUser, pUser, cbUser, &cbNeeded))
|
---|
1061 | {
|
---|
1062 | dwErr = GetLastError();
|
---|
1063 | *prc = RTErrConvertFromWin32(dwErr);
|
---|
1064 | RTMemTmpFree(pUser);
|
---|
1065 | AssertLogRelMsgFailedReturn(("rtProcWinGetTokenUserSid: GetTokenInformation failed with %u\n", dwErr), NULL);
|
---|
1066 | }
|
---|
1067 | }
|
---|
1068 |
|
---|
1069 | DWORD cbSid = GetLengthSid(pUser->User.Sid);
|
---|
1070 | PSID pSidRet = RTMemDup(pUser->User.Sid, cbSid);
|
---|
1071 | Assert(pSidRet);
|
---|
1072 | RTMemTmpFree(pUser);
|
---|
1073 | *prc = VINF_SUCCESS;
|
---|
1074 | return pSidRet;
|
---|
1075 | }
|
---|
1076 |
|
---|
1077 |
|
---|
1078 | #if 0 /* not used */
|
---|
1079 | /**
|
---|
1080 | * Get the login SID from a token.
|
---|
1081 | *
|
---|
1082 | * @returns Pointer to the SID on success. Free by calling RTMemFree.
|
---|
1083 | * @param hToken The token..
|
---|
1084 | */
|
---|
1085 | static PSID rtProcWinGetTokenLogonSid(HANDLE hToken)
|
---|
1086 | {
|
---|
1087 | /*
|
---|
1088 | * Get the groups associated with the token. We just try a size first then
|
---|
1089 | * reallocates if it's insufficient.
|
---|
1090 | */
|
---|
1091 | DWORD cbGroups = _1K;
|
---|
1092 | PTOKEN_GROUPS pGroups = (PTOKEN_GROUPS)RTMemTmpAlloc(cbGroups);
|
---|
1093 | AssertReturn(pGroups, NULL);
|
---|
1094 | DWORD cbNeeded = 0;
|
---|
1095 | if (!GetTokenInformation(hToken, TokenGroups, pGroups, cbGroups, &cbNeeded))
|
---|
1096 | {
|
---|
1097 | RTMemTmpFree(pGroups);
|
---|
1098 | AssertReturn(GetLastError() == ERROR_INSUFFICIENT_BUFFER, NULL);
|
---|
1099 | cbGroups = cbNeeded + 128;
|
---|
1100 | pGroups = (PTOKEN_GROUPS)RTMemTmpAlloc(cbGroups);
|
---|
1101 | AssertReturn(pGroups, NULL);
|
---|
1102 | if (!GetTokenInformation(hToken, TokenGroups, pGroups, cbGroups, &cbNeeded))
|
---|
1103 | {
|
---|
1104 | RTMemTmpFree(pGroups);
|
---|
1105 | AssertFailedReturn(NULL);
|
---|
1106 | }
|
---|
1107 | }
|
---|
1108 |
|
---|
1109 | /*
|
---|
1110 | * Locate the logon sid.
|
---|
1111 | */
|
---|
1112 | PSID pSidRet = NULL;
|
---|
1113 | uint32_t i = pGroups->GroupCount;
|
---|
1114 | while (i-- > 0)
|
---|
1115 | if ((pGroups->Groups[i].Attributes & SE_GROUP_LOGON_ID) == SE_GROUP_LOGON_ID)
|
---|
1116 | {
|
---|
1117 | DWORD cbSid = GetLengthSid(pGroups->Groups[i].Sid);
|
---|
1118 | pSidRet = RTMemDup(pGroups->Groups[i].Sid, cbSid);
|
---|
1119 | break;
|
---|
1120 | }
|
---|
1121 |
|
---|
1122 | RTMemTmpFree(pGroups);
|
---|
1123 | Assert(pSidRet);
|
---|
1124 | return pSidRet;
|
---|
1125 | }
|
---|
1126 | #endif /* unused */
|
---|
1127 |
|
---|
1128 |
|
---|
1129 | /**
|
---|
1130 | * Retrieves the DACL security descriptor of the give GUI object.
|
---|
1131 | *
|
---|
1132 | * @returns Pointer to the security descriptor.
|
---|
1133 | * @param hUserObj The GUI object handle.
|
---|
1134 | * @param pcbSecDesc Where to return the size of the security descriptor.
|
---|
1135 | * @param ppDacl Where to return the DACL pointer.
|
---|
1136 | * @param pfDaclPresent Where to return the DACL-present indicator.
|
---|
1137 | * @param pDaclSizeInfo Where to return the DACL size information.
|
---|
1138 | */
|
---|
1139 | static PSECURITY_DESCRIPTOR rtProcWinGetUserObjDacl(HANDLE hUserObj, uint32_t *pcbSecDesc, PACL *ppDacl,
|
---|
1140 | BOOL *pfDaclPresent, ACL_SIZE_INFORMATION *pDaclSizeInfo)
|
---|
1141 | {
|
---|
1142 | /*
|
---|
1143 | * Get the security descriptor for the user interface object.
|
---|
1144 | */
|
---|
1145 | uint32_t cbSecDesc = _1K;
|
---|
1146 | PSECURITY_DESCRIPTOR pSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
1147 | SECURITY_INFORMATION SecInfo = DACL_SECURITY_INFORMATION;
|
---|
1148 | DWORD cbNeeded;
|
---|
1149 | AssertReturn(pSecDesc, NULL);
|
---|
1150 | if (!GetUserObjectSecurity(hUserObj, &SecInfo, pSecDesc, cbSecDesc, &cbNeeded))
|
---|
1151 | {
|
---|
1152 | RTMemTmpFree(pSecDesc);
|
---|
1153 | AssertReturn(GetLastError() == ERROR_INSUFFICIENT_BUFFER, NULL);
|
---|
1154 | cbSecDesc = cbNeeded + 128;
|
---|
1155 | pSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
1156 | AssertReturn(pSecDesc, NULL);
|
---|
1157 | if (!GetUserObjectSecurity(hUserObj, &SecInfo, pSecDesc, cbSecDesc, &cbNeeded))
|
---|
1158 | {
|
---|
1159 | RTMemTmpFree(pSecDesc);
|
---|
1160 | AssertFailedReturn(NULL);
|
---|
1161 | }
|
---|
1162 | }
|
---|
1163 | *pcbSecDesc = cbNeeded;
|
---|
1164 |
|
---|
1165 | /*
|
---|
1166 | * Get the discretionary access control list (if we have one).
|
---|
1167 | */
|
---|
1168 | BOOL fDaclDefaulted;
|
---|
1169 | if (GetSecurityDescriptorDacl(pSecDesc, pfDaclPresent, ppDacl, &fDaclDefaulted))
|
---|
1170 | {
|
---|
1171 | RT_ZERO(*pDaclSizeInfo);
|
---|
1172 | pDaclSizeInfo->AclBytesInUse = sizeof(ACL);
|
---|
1173 | if ( !*ppDacl
|
---|
1174 | || GetAclInformation(*ppDacl, pDaclSizeInfo, sizeof(*pDaclSizeInfo), AclSizeInformation))
|
---|
1175 | return pSecDesc;
|
---|
1176 | AssertFailed();
|
---|
1177 | }
|
---|
1178 | else
|
---|
1179 | AssertFailed();
|
---|
1180 | RTMemTmpFree(pSecDesc);
|
---|
1181 | return NULL;
|
---|
1182 | }
|
---|
1183 |
|
---|
1184 |
|
---|
1185 | /**
|
---|
1186 | * Copy ACEs from one ACL to another.
|
---|
1187 | *
|
---|
1188 | * @returns true on success, false on failure.
|
---|
1189 | * @param pDst The destination ACL.
|
---|
1190 | * @param pSrc The source ACL.
|
---|
1191 | * @param cAces The number of ACEs to copy.
|
---|
1192 | */
|
---|
1193 | static bool rtProcWinCopyAces(PACL pDst, PACL pSrc, uint32_t cAces)
|
---|
1194 | {
|
---|
1195 | for (uint32_t i = 0; i < cAces; i++)
|
---|
1196 | {
|
---|
1197 | PACE_HEADER pAceHdr;
|
---|
1198 | AssertReturn(GetAce(pSrc, i, (PVOID *)&pAceHdr), false);
|
---|
1199 | AssertReturn(AddAce(pDst, ACL_REVISION, MAXDWORD, pAceHdr, pAceHdr->AceSize), false);
|
---|
1200 | }
|
---|
1201 | return true;
|
---|
1202 | }
|
---|
1203 |
|
---|
1204 |
|
---|
1205 | /**
|
---|
1206 | * Adds an access-allowed access control entry to an ACL.
|
---|
1207 | *
|
---|
1208 | * @returns true on success, false on failure.
|
---|
1209 | * @param pDstAcl The ACL.
|
---|
1210 | * @param fAceFlags The ACE flags.
|
---|
1211 | * @param fMask The ACE access mask.
|
---|
1212 | * @param pSid The SID to go with the ACE.
|
---|
1213 | * @param cbSid The size of the SID.
|
---|
1214 | */
|
---|
1215 | static bool rtProcWinAddAccessAllowedAce(PACL pDstAcl, uint32_t fAceFlags, uint32_t fMask, PSID pSid, uint32_t cbSid)
|
---|
1216 | {
|
---|
1217 | struct
|
---|
1218 | {
|
---|
1219 | ACCESS_ALLOWED_ACE Core;
|
---|
1220 | DWORD abPadding[128]; /* More than enough, AFAIK. */
|
---|
1221 | } AceBuf;
|
---|
1222 | RT_ZERO(AceBuf);
|
---|
1223 | uint32_t const cbAllowedAce = RT_UOFFSETOF(ACCESS_ALLOWED_ACE, SidStart) + cbSid;
|
---|
1224 | AssertReturn(cbAllowedAce <= sizeof(AceBuf), false);
|
---|
1225 |
|
---|
1226 | AceBuf.Core.Header.AceSize = cbAllowedAce;
|
---|
1227 | AceBuf.Core.Header.AceType = ACCESS_ALLOWED_ACE_TYPE;
|
---|
1228 | AceBuf.Core.Header.AceFlags = fAceFlags;
|
---|
1229 | AceBuf.Core.Mask = fMask;
|
---|
1230 | AssertReturn(CopySid(cbSid, &AceBuf.Core.SidStart, pSid), false);
|
---|
1231 |
|
---|
1232 | uint32_t i = pDstAcl->AceCount;
|
---|
1233 | while (i-- > 0)
|
---|
1234 | {
|
---|
1235 | PACE_HEADER pAceHdr;
|
---|
1236 | AssertContinue(GetAce(pDstAcl, i, (PVOID *)&pAceHdr));
|
---|
1237 | if ( pAceHdr->AceSize == cbAllowedAce
|
---|
1238 | && memcmp(pAceHdr, &AceBuf.Core, cbAllowedAce) == 0)
|
---|
1239 | return true;
|
---|
1240 |
|
---|
1241 | }
|
---|
1242 | AssertMsgReturn(AddAce(pDstAcl, ACL_REVISION, MAXDWORD, &AceBuf.Core, cbAllowedAce), ("%u\n", GetLastError()), false);
|
---|
1243 | return true;
|
---|
1244 | }
|
---|
1245 |
|
---|
1246 |
|
---|
1247 | /** All window station rights we know about */
|
---|
1248 | #define MY_WINSTATION_ALL_RIGHTS ( WINSTA_ACCESSCLIPBOARD | WINSTA_ACCESSGLOBALATOMS | WINSTA_CREATEDESKTOP \
|
---|
1249 | | WINSTA_ENUMDESKTOPS | WINSTA_ENUMERATE | WINSTA_EXITWINDOWS | WINSTA_READATTRIBUTES \
|
---|
1250 | | WINSTA_READSCREEN | WINSTA_WRITEATTRIBUTES | DELETE | READ_CONTROL | WRITE_DAC | WRITE_OWNER )
|
---|
1251 | /** All desktop rights we know about */
|
---|
1252 | #define MY_DESKTOP_ALL_RIGHTS ( DESKTOP_CREATEMENU | DESKTOP_CREATEWINDOW | DESKTOP_ENUMERATE | DESKTOP_HOOKCONTROL \
|
---|
1253 | | DESKTOP_JOURNALPLAYBACK | DESKTOP_JOURNALRECORD | DESKTOP_READOBJECTS \
|
---|
1254 | | DESKTOP_SWITCHDESKTOP | DESKTOP_WRITEOBJECTS | DELETE | READ_CONTROL | WRITE_DAC \
|
---|
1255 | | WRITE_OWNER )
|
---|
1256 | /** Generic rights. */
|
---|
1257 | #define MY_GENERIC_ALL_RIGHTS ( GENERIC_READ | GENERIC_WRITE | GENERIC_EXECUTE | GENERIC_ALL )
|
---|
1258 |
|
---|
1259 |
|
---|
1260 | /**
|
---|
1261 | * Grants the given SID full access to the given window station.
|
---|
1262 | *
|
---|
1263 | * @returns true on success, false on failure.
|
---|
1264 | * @param hWinStation The window station.
|
---|
1265 | * @param pSid The SID.
|
---|
1266 | */
|
---|
1267 | static bool rtProcWinAddSidToWinStation(HWINSTA hWinStation, PSID pSid)
|
---|
1268 | {
|
---|
1269 | bool fRet = false;
|
---|
1270 |
|
---|
1271 | /*
|
---|
1272 | * Get the current DACL.
|
---|
1273 | */
|
---|
1274 | uint32_t cbSecDesc;
|
---|
1275 | PACL pDacl;
|
---|
1276 | ACL_SIZE_INFORMATION DaclSizeInfo;
|
---|
1277 | BOOL fDaclPresent;
|
---|
1278 | PSECURITY_DESCRIPTOR pSecDesc = rtProcWinGetUserObjDacl(hWinStation, &cbSecDesc, &pDacl, &fDaclPresent, &DaclSizeInfo);
|
---|
1279 | if (pSecDesc)
|
---|
1280 | {
|
---|
1281 | /*
|
---|
1282 | * Create a new DACL. This will contain two extra ACEs.
|
---|
1283 | */
|
---|
1284 | PSECURITY_DESCRIPTOR pNewSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
1285 | if ( pNewSecDesc
|
---|
1286 | && InitializeSecurityDescriptor(pNewSecDesc, SECURITY_DESCRIPTOR_REVISION))
|
---|
1287 | {
|
---|
1288 | uint32_t const cbSid = GetLengthSid(pSid);
|
---|
1289 | uint32_t const cbNewDacl = DaclSizeInfo.AclBytesInUse + (sizeof(ACCESS_ALLOWED_ACE) + cbSid) * 2;
|
---|
1290 | PACL pNewDacl = (PACL)RTMemTmpAlloc(cbNewDacl);
|
---|
1291 | if ( pNewDacl
|
---|
1292 | && InitializeAcl(pNewDacl, cbNewDacl, ACL_REVISION)
|
---|
1293 | && rtProcWinCopyAces(pNewDacl, pDacl, fDaclPresent ? DaclSizeInfo.AceCount : 0))
|
---|
1294 | {
|
---|
1295 | /*
|
---|
1296 | * Add the two new SID ACEs.
|
---|
1297 | */
|
---|
1298 | if ( rtProcWinAddAccessAllowedAce(pNewDacl, CONTAINER_INHERIT_ACE | INHERIT_ONLY_ACE | OBJECT_INHERIT_ACE,
|
---|
1299 | MY_GENERIC_ALL_RIGHTS, pSid, cbSid)
|
---|
1300 | && rtProcWinAddAccessAllowedAce(pNewDacl, NO_PROPAGATE_INHERIT_ACE, MY_WINSTATION_ALL_RIGHTS, pSid, cbSid))
|
---|
1301 | {
|
---|
1302 | /*
|
---|
1303 | * Now mate the new DECL with the security descriptor and set it.
|
---|
1304 | */
|
---|
1305 | if (SetSecurityDescriptorDacl(pNewSecDesc, TRUE /*fDaclPresent*/, pNewDacl, FALSE /*fDaclDefaulted*/))
|
---|
1306 | {
|
---|
1307 | SECURITY_INFORMATION SecInfo = DACL_SECURITY_INFORMATION;
|
---|
1308 | if (SetUserObjectSecurity(hWinStation, &SecInfo, pNewSecDesc))
|
---|
1309 | fRet = true;
|
---|
1310 | else
|
---|
1311 | AssertFailed();
|
---|
1312 | }
|
---|
1313 | else
|
---|
1314 | AssertFailed();
|
---|
1315 | }
|
---|
1316 | else
|
---|
1317 | AssertFailed();
|
---|
1318 | }
|
---|
1319 | else
|
---|
1320 | AssertFailed();
|
---|
1321 | RTMemTmpFree(pNewDacl);
|
---|
1322 | }
|
---|
1323 | else
|
---|
1324 | AssertFailed();
|
---|
1325 | RTMemTmpFree(pNewSecDesc);
|
---|
1326 | RTMemTmpFree(pSecDesc);
|
---|
1327 | }
|
---|
1328 | return fRet;
|
---|
1329 | }
|
---|
1330 |
|
---|
1331 |
|
---|
1332 | /**
|
---|
1333 | * Grants the given SID full access to the given desktop.
|
---|
1334 | *
|
---|
1335 | * @returns true on success, false on failure.
|
---|
1336 | * @param hDesktop The desktop handle.
|
---|
1337 | * @param pSid The SID.
|
---|
1338 | */
|
---|
1339 | static bool rtProcWinAddSidToDesktop(HDESK hDesktop, PSID pSid)
|
---|
1340 | {
|
---|
1341 | bool fRet = false;
|
---|
1342 |
|
---|
1343 | /*
|
---|
1344 | * Get the current DACL.
|
---|
1345 | */
|
---|
1346 | uint32_t cbSecDesc;
|
---|
1347 | PACL pDacl;
|
---|
1348 | ACL_SIZE_INFORMATION DaclSizeInfo;
|
---|
1349 | BOOL fDaclPresent;
|
---|
1350 | PSECURITY_DESCRIPTOR pSecDesc = rtProcWinGetUserObjDacl(hDesktop, &cbSecDesc, &pDacl, &fDaclPresent, &DaclSizeInfo);
|
---|
1351 | if (pSecDesc)
|
---|
1352 | {
|
---|
1353 | /*
|
---|
1354 | * Create a new DACL. This will contain one extra ACE.
|
---|
1355 | */
|
---|
1356 | PSECURITY_DESCRIPTOR pNewSecDesc = (PSECURITY_DESCRIPTOR)RTMemTmpAlloc(cbSecDesc);
|
---|
1357 | if ( pNewSecDesc
|
---|
1358 | && InitializeSecurityDescriptor(pNewSecDesc, SECURITY_DESCRIPTOR_REVISION))
|
---|
1359 | {
|
---|
1360 | uint32_t const cbSid = GetLengthSid(pSid);
|
---|
1361 | uint32_t const cbNewDacl = DaclSizeInfo.AclBytesInUse + (sizeof(ACCESS_ALLOWED_ACE) + cbSid) * 1;
|
---|
1362 | PACL pNewDacl = (PACL)RTMemTmpAlloc(cbNewDacl);
|
---|
1363 | if ( pNewDacl
|
---|
1364 | && InitializeAcl(pNewDacl, cbNewDacl, ACL_REVISION)
|
---|
1365 | && rtProcWinCopyAces(pNewDacl, pDacl, fDaclPresent ? DaclSizeInfo.AceCount : 0))
|
---|
1366 | {
|
---|
1367 | /*
|
---|
1368 | * Add the new SID ACE.
|
---|
1369 | */
|
---|
1370 | if (rtProcWinAddAccessAllowedAce(pNewDacl, 0 /*fAceFlags*/, MY_DESKTOP_ALL_RIGHTS, pSid, cbSid))
|
---|
1371 | {
|
---|
1372 | /*
|
---|
1373 | * Now mate the new DECL with the security descriptor and set it.
|
---|
1374 | */
|
---|
1375 | if (SetSecurityDescriptorDacl(pNewSecDesc, TRUE /*fDaclPresent*/, pNewDacl, FALSE /*fDaclDefaulted*/))
|
---|
1376 | {
|
---|
1377 | SECURITY_INFORMATION SecInfo = DACL_SECURITY_INFORMATION;
|
---|
1378 | if (SetUserObjectSecurity(hDesktop, &SecInfo, pNewSecDesc))
|
---|
1379 | fRet = true;
|
---|
1380 | else
|
---|
1381 | AssertFailed();
|
---|
1382 | }
|
---|
1383 | else
|
---|
1384 | AssertFailed();
|
---|
1385 | }
|
---|
1386 | else
|
---|
1387 | AssertFailed();
|
---|
1388 | }
|
---|
1389 | else
|
---|
1390 | AssertFailed();
|
---|
1391 | RTMemTmpFree(pNewDacl);
|
---|
1392 | }
|
---|
1393 | else
|
---|
1394 | AssertFailed();
|
---|
1395 | RTMemTmpFree(pNewSecDesc);
|
---|
1396 | RTMemTmpFree(pSecDesc);
|
---|
1397 | }
|
---|
1398 | return fRet;
|
---|
1399 | }
|
---|
1400 |
|
---|
1401 |
|
---|
1402 | /**
|
---|
1403 | * Preps the window station and desktop for the new app.
|
---|
1404 | *
|
---|
1405 | * EXPERIMENTAL. Thus no return code.
|
---|
1406 | *
|
---|
1407 | * @param hTokenToUse The access token of the new process.
|
---|
1408 | * @param pStartupInfo The startup info (we'll change lpDesktop, maybe).
|
---|
1409 | * @param phWinStationOld Where to return an window station handle to restore.
|
---|
1410 | * Pass this to SetProcessWindowStation if not NULL.
|
---|
1411 | */
|
---|
1412 | static void rtProcWinStationPrep(HANDLE hTokenToUse, STARTUPINFOW *pStartupInfo, HWINSTA *phWinStationOld)
|
---|
1413 | {
|
---|
1414 | /** @todo Always mess with the interactive one? Maybe it's not there... */
|
---|
1415 | *phWinStationOld = GetProcessWindowStation();
|
---|
1416 | HWINSTA hWinStation0;
|
---|
1417 | if (g_pfnOpenWindowStationW)
|
---|
1418 | hWinStation0 = g_pfnOpenWindowStationW(L"winsta0", FALSE /*fInherit*/, READ_CONTROL | WRITE_DAC);
|
---|
1419 | else
|
---|
1420 | hWinStation0 = OpenWindowStationA("winsta0", FALSE /*fInherit*/, READ_CONTROL | WRITE_DAC); /* (for NT3.1) */
|
---|
1421 | if (hWinStation0)
|
---|
1422 | {
|
---|
1423 | if (SetProcessWindowStation(hWinStation0))
|
---|
1424 | {
|
---|
1425 | HDESK hDesktop = OpenDesktop("default", 0 /*fFlags*/, FALSE /*fInherit*/,
|
---|
1426 | READ_CONTROL | WRITE_DAC | DESKTOP_WRITEOBJECTS | DESKTOP_READOBJECTS);
|
---|
1427 | if (hDesktop)
|
---|
1428 | {
|
---|
1429 | /*PSID pSid = rtProcWinGetTokenLogonSid(hTokenToUse); - Better to use the user SID. Avoid overflowing the ACL. */
|
---|
1430 | PSID pSid = rtProcWinGetTokenUserSid(hTokenToUse, NULL /*prc*/);
|
---|
1431 | if (pSid)
|
---|
1432 | {
|
---|
1433 | if ( rtProcWinAddSidToWinStation(hWinStation0, pSid)
|
---|
1434 | && rtProcWinAddSidToDesktop(hDesktop, pSid))
|
---|
1435 | {
|
---|
1436 | pStartupInfo->lpDesktop = (PWSTR)L"winsta0\\default";
|
---|
1437 | }
|
---|
1438 | RTMemFree(pSid);
|
---|
1439 | }
|
---|
1440 | CloseDesktop(hDesktop);
|
---|
1441 | }
|
---|
1442 | else
|
---|
1443 | AssertFailed();
|
---|
1444 | }
|
---|
1445 | else
|
---|
1446 | AssertFailed();
|
---|
1447 | if (g_pfnCloseWindowStation)
|
---|
1448 | g_pfnCloseWindowStation(hWinStation0);
|
---|
1449 | }
|
---|
1450 | else
|
---|
1451 | AssertFailed();
|
---|
1452 | }
|
---|
1453 |
|
---|
1454 |
|
---|
1455 | /**
|
---|
1456 | * Extracts the user name + domain from a given UPN (User Principal Name, "joedoe@example.com") or
|
---|
1457 | * Down-Level Logon Name format ("example.com\\joedoe") string.
|
---|
1458 | *
|
---|
1459 | * @return IPRT status code.
|
---|
1460 | * @param pwszString Pointer to string to extract the account info from.
|
---|
1461 | * @param pAccountInfo Where to store the parsed account info.
|
---|
1462 | * Must be free'd with rtProcWinFreeAccountInfo().
|
---|
1463 | */
|
---|
1464 | static int rtProcWinParseAccountInfo(PRTUTF16 pwszString, PRTPROCWINACCOUNTINFO pAccountInfo)
|
---|
1465 | {
|
---|
1466 | AssertPtrReturn(pwszString, VERR_INVALID_POINTER);
|
---|
1467 | AssertPtrReturn(pAccountInfo, VERR_INVALID_POINTER);
|
---|
1468 |
|
---|
1469 | /*
|
---|
1470 | * Note: UPN handling is defined in RFC 822. We only implement very rudimentary parsing for the user
|
---|
1471 | * name and domain fields though.
|
---|
1472 | */
|
---|
1473 | char *pszString;
|
---|
1474 | int rc = RTUtf16ToUtf8(pwszString, &pszString);
|
---|
1475 | if (RT_SUCCESS(rc))
|
---|
1476 | {
|
---|
1477 | do
|
---|
1478 | {
|
---|
1479 | /* UPN or FQDN handling needed? */
|
---|
1480 | /** @todo Add more validation here as needed. Regular expressions would be nice. */
|
---|
1481 | char *pszDelim = strchr(pszString, '@');
|
---|
1482 | if (pszDelim) /* UPN name? */
|
---|
1483 | {
|
---|
1484 | rc = RTStrToUtf16Ex(pszString, pszDelim - pszString, &pAccountInfo->pwszUserName, 0, NULL);
|
---|
1485 | if (RT_FAILURE(rc))
|
---|
1486 | break;
|
---|
1487 |
|
---|
1488 | rc = RTStrToUtf16Ex(pszDelim + 1, RTSTR_MAX, &pAccountInfo->pwszDomain, 0, NULL);
|
---|
1489 | if (RT_FAILURE(rc))
|
---|
1490 | break;
|
---|
1491 | }
|
---|
1492 | else if (pszDelim = strchr(pszString, '\\')) /* FQDN name? */
|
---|
1493 | {
|
---|
1494 | rc = RTStrToUtf16Ex(pszString, pszDelim - pszString, &pAccountInfo->pwszDomain, 0, NULL);
|
---|
1495 | if (RT_FAILURE(rc))
|
---|
1496 | break;
|
---|
1497 |
|
---|
1498 | rc = RTStrToUtf16Ex(pszDelim + 1, RTSTR_MAX, &pAccountInfo->pwszUserName, 0, NULL);
|
---|
1499 | if (RT_FAILURE(rc))
|
---|
1500 | break;
|
---|
1501 | }
|
---|
1502 | else
|
---|
1503 | rc = VERR_NOT_SUPPORTED;
|
---|
1504 |
|
---|
1505 | } while (0);
|
---|
1506 |
|
---|
1507 | RTStrFree(pszString);
|
---|
1508 | }
|
---|
1509 |
|
---|
1510 | #ifdef DEBUG
|
---|
1511 | LogRelFunc(("Name : %ls\n", pAccountInfo->pwszUserName));
|
---|
1512 | LogRelFunc(("Domain: %ls\n", pAccountInfo->pwszDomain));
|
---|
1513 | #endif
|
---|
1514 |
|
---|
1515 | if (RT_FAILURE(rc))
|
---|
1516 | LogRelFunc(("Parsing \"%ls\" failed with rc=%Rrc\n", pwszString, rc));
|
---|
1517 | return rc;
|
---|
1518 | }
|
---|
1519 |
|
---|
1520 |
|
---|
1521 | static void rtProcWinFreeAccountInfo(PRTPROCWINACCOUNTINFO pAccountInfo)
|
---|
1522 | {
|
---|
1523 | if (!pAccountInfo)
|
---|
1524 | return;
|
---|
1525 |
|
---|
1526 | if (pAccountInfo->pwszUserName)
|
---|
1527 | {
|
---|
1528 | RTUtf16Free(pAccountInfo->pwszUserName);
|
---|
1529 | pAccountInfo->pwszUserName = NULL;
|
---|
1530 | }
|
---|
1531 |
|
---|
1532 | if (pAccountInfo->pwszDomain)
|
---|
1533 | {
|
---|
1534 | RTUtf16Free(pAccountInfo->pwszDomain);
|
---|
1535 | pAccountInfo->pwszDomain = NULL;
|
---|
1536 | }
|
---|
1537 | }
|
---|
1538 |
|
---|
1539 |
|
---|
1540 | /**
|
---|
1541 | * Tries to resolve the name of the SID.
|
---|
1542 | *
|
---|
1543 | * @returns IPRT status code.
|
---|
1544 | * @param pSid The SID to resolve.
|
---|
1545 | * @param ppwszName Where to return the name. Use RTUtf16Free to free.
|
---|
1546 | */
|
---|
1547 | static int rtProcWinSidToName(PSID pSid, PRTUTF16 *ppwszName)
|
---|
1548 | {
|
---|
1549 | *ppwszName = NULL;
|
---|
1550 |
|
---|
1551 | /*
|
---|
1552 | * Use large initial buffers here to try avoid having to repeat the call.
|
---|
1553 | */
|
---|
1554 | DWORD cwcAllocated = 512;
|
---|
1555 | while (cwcAllocated < _32K)
|
---|
1556 | {
|
---|
1557 | PRTUTF16 pwszName = RTUtf16Alloc(cwcAllocated * sizeof(RTUTF16));
|
---|
1558 | AssertReturn(pwszName, VERR_NO_UTF16_MEMORY);
|
---|
1559 | PRTUTF16 pwszDomain = RTUtf16Alloc(cwcAllocated * sizeof(RTUTF16));
|
---|
1560 | AssertReturnStmt(pwszDomain, RTUtf16Free(pwszName), VERR_NO_UTF16_MEMORY);
|
---|
1561 |
|
---|
1562 | DWORD cwcName = cwcAllocated;
|
---|
1563 | DWORD cwcDomain = cwcAllocated;
|
---|
1564 | SID_NAME_USE SidNameUse = SidTypeUser;
|
---|
1565 | if (LookupAccountSidW(NULL /*lpSystemName*/, pSid, pwszName, &cwcName, pwszDomain, &cwcDomain, &SidNameUse))
|
---|
1566 | {
|
---|
1567 | *ppwszName = pwszName;
|
---|
1568 | RTUtf16Free(pwszDomain); /* may need this later. */
|
---|
1569 | return VINF_SUCCESS;
|
---|
1570 | }
|
---|
1571 |
|
---|
1572 | DWORD const dwErr = GetLastError();
|
---|
1573 | RTUtf16Free(pwszName);
|
---|
1574 | RTUtf16Free(pwszDomain);
|
---|
1575 | if (dwErr != ERROR_INSUFFICIENT_BUFFER)
|
---|
1576 | return RTErrConvertFromWin32(dwErr);
|
---|
1577 | cwcAllocated = RT_MAX(cwcName, cwcDomain) + 1;
|
---|
1578 | }
|
---|
1579 |
|
---|
1580 | return RTErrConvertFromWin32(ERROR_INSUFFICIENT_BUFFER);
|
---|
1581 | }
|
---|
1582 |
|
---|
1583 |
|
---|
1584 | /**
|
---|
1585 | * Tries to resolve the user name for the token.
|
---|
1586 | *
|
---|
1587 | * @returns IPRT status code.
|
---|
1588 | * @param hToken The token.
|
---|
1589 | * @param ppwszUser Where to return the username. Use RTUtf16Free to free.
|
---|
1590 | */
|
---|
1591 | static int rtProcWinTokenToUsername(HANDLE hToken, PRTUTF16 *ppwszUser)
|
---|
1592 | {
|
---|
1593 | int rc = VINF_SUCCESS;
|
---|
1594 | PSID pSid = rtProcWinGetTokenUserSid(hToken, &rc);
|
---|
1595 | if (pSid)
|
---|
1596 | {
|
---|
1597 | rc = rtProcWinSidToName(pSid, ppwszUser);
|
---|
1598 | RTMemFree(pSid);
|
---|
1599 | }
|
---|
1600 | else
|
---|
1601 | *ppwszUser = NULL;
|
---|
1602 | return rc;
|
---|
1603 | }
|
---|
1604 |
|
---|
1605 |
|
---|
1606 | /**
|
---|
1607 | * Method \#2.
|
---|
1608 | *
|
---|
1609 | * @note pwszUser can be NULL when RTPROC_FLAGS_AS_IMPERSONATED_TOKEN is set.
|
---|
1610 | */
|
---|
1611 | static int rtProcWinCreateAsUser2(PRTUTF16 pwszUser, PRTUTF16 pwszPassword, PRTUTF16 *ppwszExec, PRTUTF16 pwszCmdLine,
|
---|
1612 | RTENV hEnv, DWORD dwCreationFlags,
|
---|
1613 | STARTUPINFOW *pStartupInfo, PROCESS_INFORMATION *pProcInfo,
|
---|
1614 | uint32_t fFlags, const char *pszExec, uint32_t idDesiredSession,
|
---|
1615 | HANDLE hUserToken, PRTUTF16 pwszCwd)
|
---|
1616 | {
|
---|
1617 | /*
|
---|
1618 | * So if we want to start a process from a service (RTPROC_FLAGS_SERVICE),
|
---|
1619 | * we have to do the following:
|
---|
1620 | * - Check the credentials supplied and get the user SID.
|
---|
1621 | * - If valid get the correct Explorer/VBoxTray instance corresponding to that
|
---|
1622 | * user. This of course is only possible if that user is logged in (over
|
---|
1623 | * physical console or terminal services).
|
---|
1624 | * - If we found the user's Explorer/VBoxTray app, use and modify the token to
|
---|
1625 | * use it in order to allow the newly started process to access the user's
|
---|
1626 | * desktop. If there's no Explorer/VBoxTray app we cannot display the started
|
---|
1627 | * process (but run it without UI).
|
---|
1628 | *
|
---|
1629 | * The following restrictions apply:
|
---|
1630 | * - A process only can show its UI when the user the process should run
|
---|
1631 | * under is logged in (has a desktop).
|
---|
1632 | * - We do not want to display a process of user A run on the desktop
|
---|
1633 | * of user B on multi session systems.
|
---|
1634 | *
|
---|
1635 | * The following rights are needed in order to use LogonUserW and
|
---|
1636 | * CreateProcessAsUserW, so the local policy has to be modified to:
|
---|
1637 | * - SE_TCB_NAME = Act as part of the operating system
|
---|
1638 | * - SE_ASSIGNPRIMARYTOKEN_NAME = Create/replace a (process) token object
|
---|
1639 | * - SE_INCREASE_QUOTA_NAME = Increase quotas
|
---|
1640 | *
|
---|
1641 | * We may fail here with ERROR_PRIVILEGE_NOT_HELD.
|
---|
1642 | */
|
---|
1643 | DWORD dwErr = NO_ERROR;
|
---|
1644 | HANDLE hTokenLogon = INVALID_HANDLE_VALUE;
|
---|
1645 | int rc = VINF_SUCCESS;
|
---|
1646 | if (fFlags & RTPROC_FLAGS_TOKEN_SUPPLIED)
|
---|
1647 | hTokenLogon = hUserToken;
|
---|
1648 | else if (fFlags & RTPROC_FLAGS_AS_IMPERSONATED_TOKEN)
|
---|
1649 | rc = rtProcWinGetThreadTokenHandle(GetCurrentThread(), &hTokenLogon);
|
---|
1650 | else if (pwszUser == NULL)
|
---|
1651 | rc = rtProcWinGetProcessTokenHandle(GetCurrentProcess(), &hTokenLogon);
|
---|
1652 | else
|
---|
1653 | rc = rtProcWinUserLogon(pwszUser, pwszPassword, &hTokenLogon);
|
---|
1654 | if (RT_SUCCESS(rc))
|
---|
1655 | {
|
---|
1656 | BOOL fRc;
|
---|
1657 | bool fFound = false;
|
---|
1658 | HANDLE hTokenUserDesktop = INVALID_HANDLE_VALUE;
|
---|
1659 |
|
---|
1660 | /*
|
---|
1661 | * If the SERVICE flag is specified, we do something rather ugly to
|
---|
1662 | * make things work at all. We search for a known desktop process
|
---|
1663 | * belonging to the user, grab its token and use it for launching
|
---|
1664 | * the new process. That way the process will have desktop access.
|
---|
1665 | */
|
---|
1666 | if (fFlags & RTPROC_FLAGS_SERVICE)
|
---|
1667 | {
|
---|
1668 | /*
|
---|
1669 | * For the token search we need a SID.
|
---|
1670 | */
|
---|
1671 | PSID pSid = rtProcWinGetTokenUserSid(hTokenLogon, &rc);
|
---|
1672 |
|
---|
1673 | /*
|
---|
1674 | * If we got a valid SID, search the running processes.
|
---|
1675 | */
|
---|
1676 | /*
|
---|
1677 | * If we got a valid SID, search the running processes.
|
---|
1678 | */
|
---|
1679 | if (pSid)
|
---|
1680 | {
|
---|
1681 | if (IsValidSid(pSid))
|
---|
1682 | {
|
---|
1683 | /* Array of process names we want to look for. */
|
---|
1684 | static const char * const s_papszProcNames[] =
|
---|
1685 | {
|
---|
1686 | #ifdef VBOX /* The explorer entry is a fallback in case GA aren't installed. */
|
---|
1687 | { "VBoxTray.exe" },
|
---|
1688 | # ifndef IN_GUEST
|
---|
1689 | { "VirtualBox.exe" },
|
---|
1690 | # endif
|
---|
1691 | #endif
|
---|
1692 | { "explorer.exe" },
|
---|
1693 | NULL
|
---|
1694 | };
|
---|
1695 | fFound = rtProcWinFindTokenByProcess(s_papszProcNames, pSid, idDesiredSession, &hTokenUserDesktop);
|
---|
1696 | dwErr = 0;
|
---|
1697 | }
|
---|
1698 | else
|
---|
1699 | {
|
---|
1700 | dwErr = GetLastError();
|
---|
1701 | LogRelFunc(("SID is invalid: %ld\n", dwErr));
|
---|
1702 | rc = dwErr != NO_ERROR ? RTErrConvertFromWin32(dwErr) : VERR_INTERNAL_ERROR_3;
|
---|
1703 | }
|
---|
1704 |
|
---|
1705 | RTMemFree(pSid);
|
---|
1706 | }
|
---|
1707 | }
|
---|
1708 | /* else: !RTPROC_FLAGS_SERVICE: Nothing to do here right now. */
|
---|
1709 |
|
---|
1710 | #if 0
|
---|
1711 | /*
|
---|
1712 | * If we make LogonUserW to return an impersonation token, enable this
|
---|
1713 | * to convert it into a primary token.
|
---|
1714 | */
|
---|
1715 | if (!fFound && detect-impersonation-token)
|
---|
1716 | {
|
---|
1717 | HANDLE hNewToken;
|
---|
1718 | if (DuplicateTokenEx(hTokenLogon, MAXIMUM_ALLOWED, NULL /*SecurityAttribs*/,
|
---|
1719 | SecurityIdentification, TokenPrimary, &hNewToken))
|
---|
1720 | {
|
---|
1721 | CloseHandle(hTokenLogon);
|
---|
1722 | hTokenLogon = hNewToken;
|
---|
1723 | }
|
---|
1724 | else
|
---|
1725 | AssertMsgFailed(("%d\n", GetLastError()));
|
---|
1726 | }
|
---|
1727 | #endif
|
---|
1728 |
|
---|
1729 | if (RT_SUCCESS(rc))
|
---|
1730 | {
|
---|
1731 | /*
|
---|
1732 | * If we didn't find a matching VBoxTray, just use the token we got
|
---|
1733 | * above from LogonUserW(). This enables us to at least run processes
|
---|
1734 | * with desktop interaction without UI.
|
---|
1735 | */
|
---|
1736 | HANDLE hTokenToUse = fFound ? hTokenUserDesktop : hTokenLogon;
|
---|
1737 | if ( !(fFlags & RTPROC_FLAGS_PROFILE)
|
---|
1738 | || (g_pfnUnloadUserProfile && g_pfnLoadUserProfileW) )
|
---|
1739 | {
|
---|
1740 | /*
|
---|
1741 | * Load the profile, if requested. (Must be done prior to creating the enviornment.)
|
---|
1742 | *
|
---|
1743 | * Note! We don't have sufficient rights when impersonating a user, but we can
|
---|
1744 | * ASSUME the user is logged on and has its profile loaded into HKEY_USERS already.
|
---|
1745 | */
|
---|
1746 | PROFILEINFOW ProfileInfo;
|
---|
1747 | PRTUTF16 pwszUserFree = NULL;
|
---|
1748 | RT_ZERO(ProfileInfo);
|
---|
1749 | /** @todo r=bird: We probably don't need to load anything if pwszUser is NULL... */
|
---|
1750 | if ((fFlags & (RTPROC_FLAGS_PROFILE | RTPROC_FLAGS_AS_IMPERSONATED_TOKEN)) == RTPROC_FLAGS_PROFILE)
|
---|
1751 | {
|
---|
1752 | if (!pwszUser)
|
---|
1753 | {
|
---|
1754 | Assert(fFlags & RTPROC_FLAGS_AS_IMPERSONATED_TOKEN);
|
---|
1755 | rc = rtProcWinTokenToUsername(hTokenToUse, &pwszUserFree);
|
---|
1756 | pwszUser = pwszUserFree;
|
---|
1757 | }
|
---|
1758 | if (RT_SUCCESS(rc))
|
---|
1759 | {
|
---|
1760 | ProfileInfo.dwSize = sizeof(ProfileInfo);
|
---|
1761 | ProfileInfo.dwFlags = PI_NOUI; /* Prevents the display of profile error messages. */
|
---|
1762 | ProfileInfo.lpUserName = pwszUser;
|
---|
1763 | if (!g_pfnLoadUserProfileW(hTokenToUse, &ProfileInfo))
|
---|
1764 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
1765 | }
|
---|
1766 | }
|
---|
1767 | if (RT_SUCCESS(rc))
|
---|
1768 | {
|
---|
1769 | /*
|
---|
1770 | * Create the environment.
|
---|
1771 | */
|
---|
1772 | RTENV hEnvFinal;
|
---|
1773 | rc = rtProcWinCreateEnvFromToken(hTokenToUse, hEnv, fFlags, &hEnvFinal);
|
---|
1774 | if (RT_SUCCESS(rc))
|
---|
1775 | {
|
---|
1776 | PRTUTF16 pwszzBlock;
|
---|
1777 | rc = RTEnvQueryUtf16Block(hEnvFinal, &pwszzBlock);
|
---|
1778 | if (RT_SUCCESS(rc))
|
---|
1779 | {
|
---|
1780 | rc = rtProcWinFindExe(fFlags, hEnv, pszExec, ppwszExec);
|
---|
1781 | if (RT_SUCCESS(rc))
|
---|
1782 | {
|
---|
1783 | HWINSTA hOldWinStation = NULL;
|
---|
1784 | if ( !fFound
|
---|
1785 | && g_enmWinVer <= kRTWinOSType_NT4) /** @todo test newer versions... */
|
---|
1786 | rtProcWinStationPrep(hTokenToUse, pStartupInfo, &hOldWinStation);
|
---|
1787 |
|
---|
1788 | /*
|
---|
1789 | * Useful KB articles:
|
---|
1790 | * http://support.microsoft.com/kb/165194/
|
---|
1791 | * http://support.microsoft.com/kb/184802/
|
---|
1792 | * http://support.microsoft.com/kb/327618/
|
---|
1793 | */
|
---|
1794 | if (g_pfnCreateProcessAsUserW)
|
---|
1795 | {
|
---|
1796 | fRc = g_pfnCreateProcessAsUserW(hTokenToUse,
|
---|
1797 | *ppwszExec,
|
---|
1798 | pwszCmdLine,
|
---|
1799 | NULL, /* pProcessAttributes */
|
---|
1800 | NULL, /* pThreadAttributes */
|
---|
1801 | TRUE, /* fInheritHandles */
|
---|
1802 | dwCreationFlags,
|
---|
1803 | /** @todo Warn about exceeding 8192 bytes
|
---|
1804 | * on XP and up. */
|
---|
1805 | pwszzBlock, /* lpEnvironment */
|
---|
1806 | pwszCwd, /* pCurrentDirectory */
|
---|
1807 | pStartupInfo,
|
---|
1808 | pProcInfo);
|
---|
1809 | if (fRc)
|
---|
1810 | rc = VINF_SUCCESS;
|
---|
1811 | else
|
---|
1812 | {
|
---|
1813 | dwErr = GetLastError();
|
---|
1814 | if (dwErr == ERROR_PRIVILEGE_NOT_HELD)
|
---|
1815 | rc = rtProcWinFigureWhichPrivilegeNotHeld2();
|
---|
1816 | else
|
---|
1817 | rc = RTErrConvertFromWin32(dwErr);
|
---|
1818 | }
|
---|
1819 | }
|
---|
1820 | else
|
---|
1821 | rc = VERR_NOT_SUPPORTED;
|
---|
1822 |
|
---|
1823 | if (hOldWinStation)
|
---|
1824 | SetProcessWindowStation(hOldWinStation);
|
---|
1825 | }
|
---|
1826 | RTEnvFreeUtf16Block(pwszzBlock);
|
---|
1827 | }
|
---|
1828 |
|
---|
1829 | if (hEnvFinal != hEnv)
|
---|
1830 | RTEnvDestroy(hEnvFinal);
|
---|
1831 | }
|
---|
1832 |
|
---|
1833 | if ((fFlags & RTPROC_FLAGS_PROFILE) && ProfileInfo.hProfile)
|
---|
1834 | {
|
---|
1835 | fRc = g_pfnUnloadUserProfile(hTokenToUse, ProfileInfo.hProfile);
|
---|
1836 | #ifdef RT_STRICT
|
---|
1837 | if (!fRc)
|
---|
1838 | {
|
---|
1839 | DWORD dwErr2 = GetLastError();
|
---|
1840 | AssertMsgFailed(("Unloading user profile failed with error %u (%#x) - Are all handles closed? (dwErr=%u)",
|
---|
1841 | dwErr2, dwErr2, dwErr));
|
---|
1842 | }
|
---|
1843 | #endif
|
---|
1844 | }
|
---|
1845 | if (pwszUserFree)
|
---|
1846 | RTUtf16Free(pwszUserFree);
|
---|
1847 | }
|
---|
1848 | }
|
---|
1849 | else
|
---|
1850 | rc = VERR_SYMBOL_NOT_FOUND;
|
---|
1851 | } /* Account lookup succeeded? */
|
---|
1852 |
|
---|
1853 | if (hTokenUserDesktop != INVALID_HANDLE_VALUE)
|
---|
1854 | CloseHandle(hTokenUserDesktop);
|
---|
1855 | if ( !(fFlags & RTPROC_FLAGS_TOKEN_SUPPLIED)
|
---|
1856 | && hTokenLogon != INVALID_HANDLE_VALUE)
|
---|
1857 | CloseHandle(hTokenLogon);
|
---|
1858 |
|
---|
1859 | if (rc == VERR_UNRESOLVED_ERROR)
|
---|
1860 | LogRelFunc(("dwErr=%u (%#x), rc=%Rrc\n", dwErr, dwErr, rc));
|
---|
1861 | }
|
---|
1862 |
|
---|
1863 | return rc;
|
---|
1864 | }
|
---|
1865 |
|
---|
1866 |
|
---|
1867 | /**
|
---|
1868 | * Plants a standard handle into a child process on older windows versions.
|
---|
1869 | *
|
---|
1870 | * This is only needed when using CreateProcessWithLogonW on older windows
|
---|
1871 | * versions. It would appear that newer versions of windows does this for us.
|
---|
1872 | *
|
---|
1873 | * @param hSrcHandle The source handle.
|
---|
1874 | * @param hDstProcess The child process handle.
|
---|
1875 | * @param offProcParamMember The offset to RTL_USER_PROCESS_PARAMETERS.
|
---|
1876 | * @param ppvDstProcParamCache Where where cached the address of
|
---|
1877 | * RTL_USER_PROCESS_PARAMETERS in the child.
|
---|
1878 | */
|
---|
1879 | static void rtProcWinDupStdHandleIntoChild(HANDLE hSrcHandle, HANDLE hDstProcess, uint32_t offProcParamMember,
|
---|
1880 | PVOID *ppvDstProcParamCache)
|
---|
1881 | {
|
---|
1882 | if (hSrcHandle != NULL && hSrcHandle != INVALID_HANDLE_VALUE)
|
---|
1883 | {
|
---|
1884 | HANDLE hDstHandle;
|
---|
1885 | if (DuplicateHandle(GetCurrentProcess(), hSrcHandle, hDstProcess, &hDstHandle,
|
---|
1886 | 0 /*IgnoredDesiredAccess*/, FALSE /*fInherit*/, DUPLICATE_SAME_ACCESS))
|
---|
1887 | {
|
---|
1888 | if (hSrcHandle == hDstHandle)
|
---|
1889 | return;
|
---|
1890 |
|
---|
1891 | if (!*ppvDstProcParamCache)
|
---|
1892 | {
|
---|
1893 | PROCESS_BASIC_INFORMATION BasicInfo;
|
---|
1894 | ULONG cbIgn;
|
---|
1895 | NTSTATUS rcNt = NtQueryInformationProcess(hDstProcess, ProcessBasicInformation,
|
---|
1896 | &BasicInfo, sizeof(BasicInfo), &cbIgn);
|
---|
1897 | if (NT_SUCCESS(rcNt))
|
---|
1898 | {
|
---|
1899 | SIZE_T cbCopied = 0;
|
---|
1900 | if (!ReadProcessMemory(hDstProcess,
|
---|
1901 | (char *)BasicInfo.PebBaseAddress + RT_UOFFSETOF(PEB_COMMON, ProcessParameters),
|
---|
1902 | ppvDstProcParamCache, sizeof(*ppvDstProcParamCache), &cbCopied))
|
---|
1903 | {
|
---|
1904 | AssertMsgFailed(("PebBaseAddress=%p %d\n", BasicInfo.PebBaseAddress, GetLastError()));
|
---|
1905 | *ppvDstProcParamCache = NULL;
|
---|
1906 | }
|
---|
1907 | }
|
---|
1908 | else
|
---|
1909 | AssertMsgFailed(("rcNt=%#x\n", rcNt));
|
---|
1910 | }
|
---|
1911 | if (*ppvDstProcParamCache)
|
---|
1912 | {
|
---|
1913 | if (WriteProcessMemory(hDstProcess, (char *)*ppvDstProcParamCache + offProcParamMember,
|
---|
1914 | &hDstHandle, sizeof(hDstHandle), NULL))
|
---|
1915 | return;
|
---|
1916 | }
|
---|
1917 |
|
---|
1918 | /*
|
---|
1919 | * Close the handle.
|
---|
1920 | */
|
---|
1921 | HANDLE hSrcHandle2;
|
---|
1922 | if (DuplicateHandle(hDstProcess, hDstHandle, GetCurrentProcess(), &hSrcHandle2,
|
---|
1923 | 0 /*IgnoredDesiredAccess*/, FALSE /*fInherit*/, DUPLICATE_SAME_ACCESS | DUPLICATE_CLOSE_SOURCE))
|
---|
1924 | CloseHandle(hSrcHandle2);
|
---|
1925 | else
|
---|
1926 | AssertMsgFailed(("hDstHandle=%p %u\n", hDstHandle, GetLastError()));
|
---|
1927 | }
|
---|
1928 | else
|
---|
1929 | AssertMsg(GetLastError() == ERROR_INVALID_PARAMETER, ("%u\n", GetLastError()));
|
---|
1930 | }
|
---|
1931 | }
|
---|
1932 |
|
---|
1933 |
|
---|
1934 | /**
|
---|
1935 | * Method \#1.
|
---|
1936 | *
|
---|
1937 | * This method requires Windows 2000 or later. It may fail if the process is
|
---|
1938 | * running under the SYSTEM account (like a service, ERROR_ACCESS_DENIED) on
|
---|
1939 | * newer platforms (however, this works on W2K!).
|
---|
1940 | */
|
---|
1941 | static int rtProcWinCreateAsUser1(PRTUTF16 pwszUser, PRTUTF16 pwszPassword, PRTUTF16 *ppwszExec, PRTUTF16 pwszCmdLine,
|
---|
1942 | RTENV hEnv, DWORD dwCreationFlags,
|
---|
1943 | STARTUPINFOW *pStartupInfo, PROCESS_INFORMATION *pProcInfo,
|
---|
1944 | uint32_t fFlags, const char *pszExec, PRTUTF16 pwszCwd)
|
---|
1945 | {
|
---|
1946 | /* The CreateProcessWithLogonW API was introduced with W2K and later. It uses a service
|
---|
1947 | for launching the process. */
|
---|
1948 | if (!g_pfnCreateProcessWithLogonW)
|
---|
1949 | return VERR_SYMBOL_NOT_FOUND;
|
---|
1950 |
|
---|
1951 | /*
|
---|
1952 | * Create the environment block and find the executable first.
|
---|
1953 | *
|
---|
1954 | * We try to skip this when RTPROC_FLAGS_PROFILE is set so we can sidestep
|
---|
1955 | * potential missing TCB privilege issues when calling UserLogonW. At least
|
---|
1956 | * NT4 and W2K requires the trusted code base (TCB) privilege for logon use.
|
---|
1957 | * Passing pwszzBlock=NULL and LOGON_WITH_PROFILE means the child process
|
---|
1958 | * gets the environment specified by the user profile.
|
---|
1959 | */
|
---|
1960 | int rc;
|
---|
1961 | PRTUTF16 pwszzBlock = NULL;
|
---|
1962 |
|
---|
1963 | /* Eliminating the path search flags simplifies things a little. */
|
---|
1964 | if ( (fFlags & RTPROC_FLAGS_SEARCH_PATH)
|
---|
1965 | && (RTPathHasPath(pszExec) || RTPathExists(pszExec)))
|
---|
1966 | fFlags &= ~RTPROC_FLAGS_SEARCH_PATH;
|
---|
1967 |
|
---|
1968 | /*
|
---|
1969 | * No profile is simple, as is a user specified environment (no change record).
|
---|
1970 | */
|
---|
1971 | if ( !(fFlags & RTPROC_FLAGS_PROFILE)
|
---|
1972 | || ( !(fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD)
|
---|
1973 | && hEnv != RTENV_DEFAULT))
|
---|
1974 | rc = rtProcWinCreateEnvBlockAndFindExe(fFlags, hEnv, pszExec, &pwszzBlock, ppwszExec);
|
---|
1975 | /*
|
---|
1976 | * Default profile environment without changes or path searching we leave
|
---|
1977 | * to the service that implements the API.
|
---|
1978 | */
|
---|
1979 | else if ( hEnv == RTENV_DEFAULT
|
---|
1980 | && !(fFlags & (RTPROC_FLAGS_ENV_CHANGE_RECORD | RTPROC_FLAGS_SEARCH_PATH)))
|
---|
1981 | {
|
---|
1982 | pwszzBlock = NULL;
|
---|
1983 | rc = VINF_SUCCESS;
|
---|
1984 | }
|
---|
1985 | /*
|
---|
1986 | * Otherwise, we need to get the user profile environment.
|
---|
1987 | */
|
---|
1988 | else
|
---|
1989 | {
|
---|
1990 | RTENV hEnvToUse = NIL_RTENV;
|
---|
1991 | HANDLE hTokenLogon = INVALID_HANDLE_VALUE;
|
---|
1992 | rc = rtProcWinUserLogon(pwszUser, pwszPassword, &hTokenLogon);
|
---|
1993 | if (RT_SUCCESS(rc))
|
---|
1994 | {
|
---|
1995 | /* CreateEnvFromToken docs says we should load the profile, though
|
---|
1996 | we haven't observed any difference when not doing it. Maybe it's
|
---|
1997 | only an issue with roaming profiles or something similar... */
|
---|
1998 | PROFILEINFOW ProfileInfo;
|
---|
1999 | RT_ZERO(ProfileInfo);
|
---|
2000 | ProfileInfo.dwSize = sizeof(ProfileInfo);
|
---|
2001 | ProfileInfo.lpUserName = pwszUser;
|
---|
2002 | ProfileInfo.dwFlags = PI_NOUI; /* Prevents the display of profile error messages. */
|
---|
2003 |
|
---|
2004 | if (g_pfnLoadUserProfileW(hTokenLogon, &ProfileInfo))
|
---|
2005 | {
|
---|
2006 | /*
|
---|
2007 | * Do what we need to do. Don't keep any temp environment object.
|
---|
2008 | */
|
---|
2009 | rc = rtProcWinCreateEnvFromToken(hTokenLogon, hEnv, fFlags, &hEnvToUse);
|
---|
2010 | if (RT_SUCCESS(rc))
|
---|
2011 | {
|
---|
2012 | rc = rtProcWinFindExe(fFlags, hEnv, pszExec, ppwszExec);
|
---|
2013 | if (RT_SUCCESS(rc))
|
---|
2014 | rc = RTEnvQueryUtf16Block(hEnvToUse, &pwszzBlock);
|
---|
2015 | if (hEnvToUse != hEnv)
|
---|
2016 | RTEnvDestroy(hEnvToUse);
|
---|
2017 | }
|
---|
2018 |
|
---|
2019 | if (!g_pfnUnloadUserProfile(hTokenLogon, ProfileInfo.hProfile))
|
---|
2020 | AssertFailed();
|
---|
2021 | }
|
---|
2022 | else
|
---|
2023 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2024 |
|
---|
2025 | if (hTokenLogon != INVALID_HANDLE_VALUE)
|
---|
2026 | CloseHandle(hTokenLogon);
|
---|
2027 | }
|
---|
2028 | }
|
---|
2029 | if (RT_SUCCESS(rc))
|
---|
2030 | {
|
---|
2031 | /*
|
---|
2032 | * Create the process.
|
---|
2033 | */
|
---|
2034 | Assert(!(dwCreationFlags & CREATE_SUSPENDED));
|
---|
2035 | bool const fCreatedSuspended = g_enmWinVer < kRTWinOSType_XP;
|
---|
2036 | BOOL fRc = g_pfnCreateProcessWithLogonW(pwszUser,
|
---|
2037 | NULL, /* lpDomain*/
|
---|
2038 | pwszPassword,
|
---|
2039 | fFlags & RTPROC_FLAGS_PROFILE ? 1 /*LOGON_WITH_PROFILE*/ : 0,
|
---|
2040 | *ppwszExec,
|
---|
2041 | pwszCmdLine,
|
---|
2042 | dwCreationFlags | (fCreatedSuspended ? CREATE_SUSPENDED : 0),
|
---|
2043 | pwszzBlock,
|
---|
2044 | pwszCwd, /* pCurrentDirectory */
|
---|
2045 | pStartupInfo,
|
---|
2046 | pProcInfo);
|
---|
2047 | if (fRc)
|
---|
2048 | {
|
---|
2049 | if (!fCreatedSuspended)
|
---|
2050 | rc = VINF_SUCCESS;
|
---|
2051 | else
|
---|
2052 | {
|
---|
2053 | /*
|
---|
2054 | * Duplicate standard handles into the child process, we ignore failures here as it's
|
---|
2055 | * legal to have bad standard handle values and we cannot dup console I/O handles.*
|
---|
2056 | */
|
---|
2057 | PVOID pvDstProcParamCache = NULL;
|
---|
2058 | rtProcWinDupStdHandleIntoChild(pStartupInfo->hStdInput, pProcInfo->hProcess,
|
---|
2059 | RT_UOFFSETOF(RTL_USER_PROCESS_PARAMETERS, StandardInput), &pvDstProcParamCache);
|
---|
2060 | rtProcWinDupStdHandleIntoChild(pStartupInfo->hStdOutput, pProcInfo->hProcess,
|
---|
2061 | RT_UOFFSETOF(RTL_USER_PROCESS_PARAMETERS, StandardOutput), &pvDstProcParamCache);
|
---|
2062 | rtProcWinDupStdHandleIntoChild(pStartupInfo->hStdError, pProcInfo->hProcess,
|
---|
2063 | RT_UOFFSETOF(RTL_USER_PROCESS_PARAMETERS, StandardError), &pvDstProcParamCache);
|
---|
2064 |
|
---|
2065 | if (ResumeThread(pProcInfo->hThread) != ~(DWORD)0)
|
---|
2066 | rc = VINF_SUCCESS;
|
---|
2067 | else
|
---|
2068 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2069 | if (RT_FAILURE(rc))
|
---|
2070 | {
|
---|
2071 | TerminateProcess(pProcInfo->hProcess, 127);
|
---|
2072 | CloseHandle(pProcInfo->hThread);
|
---|
2073 | CloseHandle(pProcInfo->hProcess);
|
---|
2074 | }
|
---|
2075 | }
|
---|
2076 | }
|
---|
2077 | else
|
---|
2078 | {
|
---|
2079 | DWORD dwErr = GetLastError();
|
---|
2080 | rc = RTErrConvertFromWin32(dwErr);
|
---|
2081 | if (rc == VERR_UNRESOLVED_ERROR)
|
---|
2082 | LogRelFunc(("CreateProcessWithLogonW failed: dwErr=%u (%#x), rc=%Rrc\n", dwErr, dwErr, rc));
|
---|
2083 | }
|
---|
2084 | if (pwszzBlock)
|
---|
2085 | RTEnvFreeUtf16Block(pwszzBlock);
|
---|
2086 | }
|
---|
2087 | return rc;
|
---|
2088 | }
|
---|
2089 |
|
---|
2090 |
|
---|
2091 | static int rtProcWinCreateAsUser(PRTUTF16 pwszUser, PRTUTF16 pwszPassword, PRTUTF16 *ppwszExec, PRTUTF16 pwszCmdLine,
|
---|
2092 | RTENV hEnv, DWORD dwCreationFlags,
|
---|
2093 | STARTUPINFOW *pStartupInfo, PROCESS_INFORMATION *pProcInfo,
|
---|
2094 | uint32_t fFlags, const char *pszExec, uint32_t idDesiredSession,
|
---|
2095 | HANDLE hUserToken, PRTUTF16 pwszCwd)
|
---|
2096 | {
|
---|
2097 | /*
|
---|
2098 | * If we run as a service CreateProcessWithLogon will fail, so don't even
|
---|
2099 | * try it (because of Local System context). If we got an impersonated token
|
---|
2100 | * we should use, we also have to have to skip over this approach.
|
---|
2101 | * Note! This method is very slow on W2K.
|
---|
2102 | */
|
---|
2103 | if (!(fFlags & (RTPROC_FLAGS_SERVICE | RTPROC_FLAGS_AS_IMPERSONATED_TOKEN | RTPROC_FLAGS_TOKEN_SUPPLIED)))
|
---|
2104 | {
|
---|
2105 | AssertPtr(pwszUser);
|
---|
2106 | int rc = rtProcWinCreateAsUser1(pwszUser, pwszPassword, ppwszExec, pwszCmdLine,
|
---|
2107 | hEnv, dwCreationFlags, pStartupInfo, pProcInfo, fFlags, pszExec, pwszCwd);
|
---|
2108 | if (RT_SUCCESS(rc))
|
---|
2109 | return rc;
|
---|
2110 | }
|
---|
2111 | return rtProcWinCreateAsUser2(pwszUser, pwszPassword, ppwszExec, pwszCmdLine, hEnv, dwCreationFlags,
|
---|
2112 | pStartupInfo, pProcInfo, fFlags, pszExec, idDesiredSession, hUserToken, pwszCwd);
|
---|
2113 | }
|
---|
2114 |
|
---|
2115 |
|
---|
2116 | /**
|
---|
2117 | * RTPathTraverseList callback used by rtProcWinFindExe to locate the
|
---|
2118 | * executable.
|
---|
2119 | */
|
---|
2120 | static DECLCALLBACK(int) rtPathFindExec(char const *pchPath, size_t cchPath, void *pvUser1, void *pvUser2)
|
---|
2121 | {
|
---|
2122 | const char *pszExec = (const char *)pvUser1;
|
---|
2123 | char *pszRealExec = (char *)pvUser2;
|
---|
2124 | int rc = RTPathJoinEx(pszRealExec, RTPATH_MAX, pchPath, cchPath, pszExec, RTSTR_MAX, RTPATH_STR_F_STYLE_HOST);
|
---|
2125 | if (RT_FAILURE(rc))
|
---|
2126 | return rc;
|
---|
2127 | if (RTFileExists(pszRealExec))
|
---|
2128 | return VINF_SUCCESS;
|
---|
2129 | return VERR_TRY_AGAIN;
|
---|
2130 | }
|
---|
2131 |
|
---|
2132 |
|
---|
2133 | /**
|
---|
2134 | * Locate the executable file if necessary.
|
---|
2135 | *
|
---|
2136 | * @returns IPRT status code.
|
---|
2137 | * @param pszExec The UTF-8 executable string passed in by the user.
|
---|
2138 | * @param fFlags The process creation flags pass in by the user.
|
---|
2139 | * @param hEnv The environment to get the path variabel from.
|
---|
2140 | * @param ppwszExec Pointer to the variable pointing to the UTF-16
|
---|
2141 | * converted string. If we find something, the current
|
---|
2142 | * pointer will be free (RTUtf16Free) and
|
---|
2143 | * replaced by a new one.
|
---|
2144 | */
|
---|
2145 | static int rtProcWinFindExe(uint32_t fFlags, RTENV hEnv, const char *pszExec, PRTUTF16 *ppwszExec)
|
---|
2146 | {
|
---|
2147 | /*
|
---|
2148 | * Return immediately if we're not asked to search, or if the file has a
|
---|
2149 | * path already or if it actually exists in the current directory.
|
---|
2150 | */
|
---|
2151 | if ( !(fFlags & RTPROC_FLAGS_SEARCH_PATH)
|
---|
2152 | || RTPathHavePath(pszExec)
|
---|
2153 | || RTPathExists(pszExec) )
|
---|
2154 | return VINF_SUCCESS;
|
---|
2155 |
|
---|
2156 | /*
|
---|
2157 | * Search the Path or PATH variable for the file.
|
---|
2158 | */
|
---|
2159 | char *pszPath;
|
---|
2160 | if (RTEnvExistEx(hEnv, "PATH"))
|
---|
2161 | pszPath = RTEnvDupEx(hEnv, "PATH");
|
---|
2162 | else if (RTEnvExistEx(hEnv, "Path"))
|
---|
2163 | pszPath = RTEnvDupEx(hEnv, "Path");
|
---|
2164 | else
|
---|
2165 | return VERR_FILE_NOT_FOUND;
|
---|
2166 |
|
---|
2167 | char szRealExec[RTPATH_MAX];
|
---|
2168 | int rc = RTPathTraverseList(pszPath, ';', rtPathFindExec, (void *)pszExec, &szRealExec[0]);
|
---|
2169 | RTStrFree(pszPath);
|
---|
2170 | if (RT_SUCCESS(rc))
|
---|
2171 | {
|
---|
2172 | /*
|
---|
2173 | * Replace the executable string.
|
---|
2174 | */
|
---|
2175 | RTPathWinFree(*ppwszExec);
|
---|
2176 | *ppwszExec = NULL;
|
---|
2177 | rc = RTPathWinFromUtf8(ppwszExec, szRealExec, 0 /*fFlags*/);
|
---|
2178 | }
|
---|
2179 | else if (rc == VERR_END_OF_STRING)
|
---|
2180 | rc = VERR_FILE_NOT_FOUND;
|
---|
2181 | return rc;
|
---|
2182 | }
|
---|
2183 |
|
---|
2184 |
|
---|
2185 | /**
|
---|
2186 | * Creates the UTF-16 environment block and, if necessary, find the executable.
|
---|
2187 | *
|
---|
2188 | * @returns IPRT status code.
|
---|
2189 | * @param fFlags The process creation flags pass in by the user.
|
---|
2190 | * @param hEnv The environment handle passed by the user.
|
---|
2191 | * @param pszExec See rtProcWinFindExe.
|
---|
2192 | * @param ppwszzBlock Where RTEnvQueryUtf16Block returns the block.
|
---|
2193 | * @param ppwszExec See rtProcWinFindExe.
|
---|
2194 | */
|
---|
2195 | static int rtProcWinCreateEnvBlockAndFindExe(uint32_t fFlags, RTENV hEnv, const char *pszExec,
|
---|
2196 | PRTUTF16 *ppwszzBlock, PRTUTF16 *ppwszExec)
|
---|
2197 | {
|
---|
2198 | int rc;
|
---|
2199 |
|
---|
2200 | /*
|
---|
2201 | * In most cases, we just need to convert the incoming enviornment to a
|
---|
2202 | * UTF-16 environment block.
|
---|
2203 | */
|
---|
2204 | RTENV hEnvToUse = NIL_RTENV; /* (MSC maybe used uninitialized) */
|
---|
2205 | if ( !(fFlags & (RTPROC_FLAGS_PROFILE | RTPROC_FLAGS_ENV_CHANGE_RECORD))
|
---|
2206 | || (hEnv == RTENV_DEFAULT && !(fFlags & RTPROC_FLAGS_PROFILE))
|
---|
2207 | || (hEnv != RTENV_DEFAULT && !(fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD)) )
|
---|
2208 | {
|
---|
2209 | hEnvToUse = hEnv;
|
---|
2210 | rc = VINF_SUCCESS;
|
---|
2211 | }
|
---|
2212 | else if (fFlags & RTPROC_FLAGS_PROFILE)
|
---|
2213 | {
|
---|
2214 | /*
|
---|
2215 | * We need to get the profile environment for the current user.
|
---|
2216 | */
|
---|
2217 | Assert((fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD) || hEnv == RTENV_DEFAULT);
|
---|
2218 | AssertReturn(g_pfnCreateEnvironmentBlock && g_pfnDestroyEnvironmentBlock, VERR_SYMBOL_NOT_FOUND);
|
---|
2219 | AssertReturn(g_pfnLoadUserProfileW && g_pfnUnloadUserProfile, VERR_SYMBOL_NOT_FOUND);
|
---|
2220 | HANDLE hToken;
|
---|
2221 | if (OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY | TOKEN_DUPLICATE | TOKEN_IMPERSONATE, &hToken))
|
---|
2222 | {
|
---|
2223 | rc = rtProcWinCreateEnvFromToken(hToken, hEnv, fFlags, &hEnvToUse);
|
---|
2224 | CloseHandle(hToken);
|
---|
2225 | }
|
---|
2226 | else
|
---|
2227 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2228 | }
|
---|
2229 | else
|
---|
2230 | {
|
---|
2231 | /*
|
---|
2232 | * Apply hEnv as a change record on top of the default environment.
|
---|
2233 | */
|
---|
2234 | Assert(fFlags & RTPROC_FLAGS_ENV_CHANGE_RECORD);
|
---|
2235 | rc = RTEnvClone(&hEnvToUse, RTENV_DEFAULT);
|
---|
2236 | if (RT_SUCCESS(rc))
|
---|
2237 | {
|
---|
2238 | rc = RTEnvApplyChanges(hEnvToUse, hEnv);
|
---|
2239 | if (RT_FAILURE(rc))
|
---|
2240 | RTEnvDestroy(hEnvToUse);
|
---|
2241 | }
|
---|
2242 | }
|
---|
2243 | if (RT_SUCCESS(rc))
|
---|
2244 | {
|
---|
2245 | /*
|
---|
2246 | * Query the UTF-16 environment block and locate the executable (if needed).
|
---|
2247 | */
|
---|
2248 | rc = RTEnvQueryUtf16Block(hEnvToUse, ppwszzBlock);
|
---|
2249 | if (RT_SUCCESS(rc))
|
---|
2250 | rc = rtProcWinFindExe(fFlags, hEnvToUse, pszExec, ppwszExec);
|
---|
2251 |
|
---|
2252 | if (hEnvToUse != hEnv)
|
---|
2253 | RTEnvDestroy(hEnvToUse);
|
---|
2254 | }
|
---|
2255 |
|
---|
2256 | return rc;
|
---|
2257 | }
|
---|
2258 |
|
---|
2259 |
|
---|
2260 | RTR3DECL(int) RTProcCreateEx(const char *pszExec, const char * const *papszArgs, RTENV hEnv, uint32_t fFlags,
|
---|
2261 | PCRTHANDLE phStdIn, PCRTHANDLE phStdOut, PCRTHANDLE phStdErr, const char *pszAsUser,
|
---|
2262 | const char *pszPassword, void *pvExtraData, PRTPROCESS phProcess)
|
---|
2263 | {
|
---|
2264 | /*
|
---|
2265 | * Input validation
|
---|
2266 | */
|
---|
2267 | AssertPtrReturn(pszExec, VERR_INVALID_POINTER);
|
---|
2268 | AssertReturn(*pszExec, VERR_INVALID_PARAMETER);
|
---|
2269 | AssertReturn(!(fFlags & ~RTPROC_FLAGS_VALID_MASK), VERR_INVALID_PARAMETER);
|
---|
2270 | AssertReturn(!(fFlags & RTPROC_FLAGS_DETACHED) || !phProcess, VERR_INVALID_PARAMETER);
|
---|
2271 | AssertReturn(hEnv != NIL_RTENV, VERR_INVALID_PARAMETER);
|
---|
2272 | AssertPtrReturn(papszArgs, VERR_INVALID_PARAMETER);
|
---|
2273 | AssertPtrNullReturn(pszAsUser, VERR_INVALID_POINTER);
|
---|
2274 | AssertReturn(!pszAsUser || *pszAsUser, VERR_INVALID_PARAMETER);
|
---|
2275 | AssertReturn(!pszPassword || pszAsUser, VERR_INVALID_PARAMETER);
|
---|
2276 | AssertPtrNullReturn(pszPassword, VERR_INVALID_POINTER);
|
---|
2277 |
|
---|
2278 | /* Extra data: */
|
---|
2279 | AssertReturn( pvExtraData == NULL
|
---|
2280 | || (fFlags & ( RTPROC_FLAGS_DESIRED_SESSION_ID
|
---|
2281 | | RTPROC_FLAGS_TOKEN_SUPPLIED
|
---|
2282 | | RTPROC_FLAGS_CWD)),
|
---|
2283 | VERR_INVALID_PARAMETER);
|
---|
2284 |
|
---|
2285 | uint32_t idDesiredSession = UINT32_MAX;
|
---|
2286 | if ( (fFlags & (RTPROC_FLAGS_DESIRED_SESSION_ID | RTPROC_FLAGS_SERVICE))
|
---|
2287 | == (RTPROC_FLAGS_DESIRED_SESSION_ID | RTPROC_FLAGS_SERVICE))
|
---|
2288 | {
|
---|
2289 | AssertReturn(!(fFlags & ( RTPROC_FLAGS_TOKEN_SUPPLIED
|
---|
2290 | | RTPROC_FLAGS_CWD)),
|
---|
2291 | VERR_INVALID_PARAMETER);
|
---|
2292 | AssertPtrReturn(pvExtraData, VERR_INVALID_POINTER);
|
---|
2293 | idDesiredSession = *(uint32_t *)pvExtraData;
|
---|
2294 | }
|
---|
2295 | else
|
---|
2296 | AssertReturn(!(fFlags & RTPROC_FLAGS_DESIRED_SESSION_ID), VERR_INVALID_FLAGS);
|
---|
2297 |
|
---|
2298 | if (fFlags & RTPROC_FLAGS_CWD)
|
---|
2299 | {
|
---|
2300 | AssertReturn(!(fFlags & ( RTPROC_FLAGS_DESIRED_SESSION_ID
|
---|
2301 | | RTPROC_FLAGS_TOKEN_SUPPLIED)),
|
---|
2302 | VERR_INVALID_PARAMETER);
|
---|
2303 | AssertPtrReturn(pvExtraData, VERR_INVALID_POINTER);
|
---|
2304 | }
|
---|
2305 |
|
---|
2306 | HANDLE hUserToken = NULL;
|
---|
2307 | if (fFlags & RTPROC_FLAGS_TOKEN_SUPPLIED)
|
---|
2308 | hUserToken = *(HANDLE *)pvExtraData;
|
---|
2309 |
|
---|
2310 | /*
|
---|
2311 | * Initialize the globals.
|
---|
2312 | */
|
---|
2313 | int rc = RTOnce(&g_rtProcWinInitOnce, rtProcWinInitOnce, NULL);
|
---|
2314 | AssertRCReturn(rc, rc);
|
---|
2315 | if ( pszAsUser
|
---|
2316 | || (fFlags & (RTPROC_FLAGS_PROFILE | RTPROC_FLAGS_SERVICE | RTPROC_FLAGS_AS_IMPERSONATED_TOKEN
|
---|
2317 | | RTPROC_FLAGS_TOKEN_SUPPLIED)))
|
---|
2318 | {
|
---|
2319 | rc = RTOnce(&g_rtProcWinResolveOnce, rtProcWinResolveOnce, NULL);
|
---|
2320 | AssertRCReturn(rc, rc);
|
---|
2321 | }
|
---|
2322 |
|
---|
2323 | /*
|
---|
2324 | * Get the file descriptors for the handles we've been passed.
|
---|
2325 | *
|
---|
2326 | * It seems there is no point in trying to convince a child process's CRT
|
---|
2327 | * that any of the standard file handles is non-TEXT. So, we don't...
|
---|
2328 | */
|
---|
2329 | STARTUPINFOW StartupInfo;
|
---|
2330 | RT_ZERO(StartupInfo);
|
---|
2331 | StartupInfo.cb = sizeof(StartupInfo);
|
---|
2332 | StartupInfo.dwFlags = STARTF_USESTDHANDLES;
|
---|
2333 | #if 1 /* The CRT should keep the standard handles up to date. */
|
---|
2334 | StartupInfo.hStdInput = GetStdHandle(STD_INPUT_HANDLE);
|
---|
2335 | StartupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
|
---|
2336 | StartupInfo.hStdError = GetStdHandle(STD_ERROR_HANDLE);
|
---|
2337 | #else
|
---|
2338 | StartupInfo.hStdInput = _get_osfhandle(0);
|
---|
2339 | StartupInfo.hStdOutput = _get_osfhandle(1);
|
---|
2340 | StartupInfo.hStdError = _get_osfhandle(2);
|
---|
2341 | #endif
|
---|
2342 | /* If we want to have a hidden process (e.g. not visible to
|
---|
2343 | * to the user) use the STARTUPINFO flags. */
|
---|
2344 | if (fFlags & RTPROC_FLAGS_HIDDEN)
|
---|
2345 | {
|
---|
2346 | StartupInfo.dwFlags |= STARTF_USESHOWWINDOW;
|
---|
2347 | StartupInfo.wShowWindow = SW_HIDE;
|
---|
2348 | }
|
---|
2349 |
|
---|
2350 | PCRTHANDLE paHandles[3] = { phStdIn, phStdOut, phStdErr };
|
---|
2351 | HANDLE *aphStds[3] = { &StartupInfo.hStdInput, &StartupInfo.hStdOutput, &StartupInfo.hStdError };
|
---|
2352 | DWORD afInhStds[3] = { 0xffffffff, 0xffffffff, 0xffffffff };
|
---|
2353 | HANDLE ahStdDups[3] = { INVALID_HANDLE_VALUE, INVALID_HANDLE_VALUE, INVALID_HANDLE_VALUE };
|
---|
2354 | for (int i = 0; i < 3; i++)
|
---|
2355 | {
|
---|
2356 | if (paHandles[i])
|
---|
2357 | {
|
---|
2358 | AssertPtrReturn(paHandles[i], VERR_INVALID_POINTER);
|
---|
2359 | switch (paHandles[i]->enmType)
|
---|
2360 | {
|
---|
2361 | case RTHANDLETYPE_FILE:
|
---|
2362 | {
|
---|
2363 | HANDLE hNativeFile = paHandles[i]->u.hFile != NIL_RTFILE
|
---|
2364 | ? (HANDLE)RTFileToNative(paHandles[i]->u.hFile)
|
---|
2365 | : INVALID_HANDLE_VALUE;
|
---|
2366 | if ( hNativeFile == *aphStds[i]
|
---|
2367 | && g_enmWinVer == kRTWinOSType_NT310)
|
---|
2368 | continue;
|
---|
2369 | *aphStds[i] = hNativeFile;
|
---|
2370 | break;
|
---|
2371 | }
|
---|
2372 |
|
---|
2373 | case RTHANDLETYPE_PIPE:
|
---|
2374 | *aphStds[i] = paHandles[i]->u.hPipe != NIL_RTPIPE
|
---|
2375 | ? (HANDLE)RTPipeToNative(paHandles[i]->u.hPipe)
|
---|
2376 | : INVALID_HANDLE_VALUE;
|
---|
2377 | if ( g_enmWinVer == kRTWinOSType_NT310
|
---|
2378 | && *aphStds[i] == INVALID_HANDLE_VALUE)
|
---|
2379 | {
|
---|
2380 | AssertMsgReturn(RTPipeGetCreationInheritability(paHandles[i]->u.hPipe), ("%Rrc %p\n", rc, *aphStds[i]),
|
---|
2381 | VERR_INVALID_STATE);
|
---|
2382 | continue;
|
---|
2383 | }
|
---|
2384 | break;
|
---|
2385 |
|
---|
2386 | case RTHANDLETYPE_SOCKET:
|
---|
2387 | *aphStds[i] = paHandles[i]->u.hSocket != NIL_RTSOCKET
|
---|
2388 | ? (HANDLE)RTSocketToNative(paHandles[i]->u.hSocket)
|
---|
2389 | : INVALID_HANDLE_VALUE;
|
---|
2390 | break;
|
---|
2391 |
|
---|
2392 | default:
|
---|
2393 | AssertMsgFailedReturn(("%d: %d\n", i, paHandles[i]->enmType), VERR_INVALID_PARAMETER);
|
---|
2394 | }
|
---|
2395 |
|
---|
2396 | /* Get the inheritability of the handle. */
|
---|
2397 | if (*aphStds[i] != INVALID_HANDLE_VALUE)
|
---|
2398 | {
|
---|
2399 | if (!g_pfnGetHandleInformation)
|
---|
2400 | afInhStds[i] = 0; /* No handle info on NT 3.1, so ASSUME it is not inheritable. */
|
---|
2401 | else if (!g_pfnGetHandleInformation(*aphStds[i], &afInhStds[i]))
|
---|
2402 | {
|
---|
2403 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2404 | AssertMsgFailedReturn(("%Rrc aphStds[%d] => %p paHandles[%d]={%d,%p}\n",
|
---|
2405 | rc, i, *aphStds[i], i, paHandles[i]->enmType, paHandles[i]->u.uInt),
|
---|
2406 | rc);
|
---|
2407 | }
|
---|
2408 | }
|
---|
2409 | }
|
---|
2410 | }
|
---|
2411 |
|
---|
2412 | /*
|
---|
2413 | * Set the inheritability any handles we're handing the child.
|
---|
2414 | *
|
---|
2415 | * Note! On NT 3.1 there is no SetHandleInformation, so we have to duplicate
|
---|
2416 | * the handles to make sure they are inherited by the child.
|
---|
2417 | */
|
---|
2418 | rc = VINF_SUCCESS;
|
---|
2419 | for (int i = 0; i < 3; i++)
|
---|
2420 | if ( (afInhStds[i] != 0xffffffff)
|
---|
2421 | && !(afInhStds[i] & HANDLE_FLAG_INHERIT))
|
---|
2422 | {
|
---|
2423 | if (!g_pfnSetHandleInformation)
|
---|
2424 | {
|
---|
2425 | if (DuplicateHandle(GetCurrentProcess(), *aphStds[i], GetCurrentProcess(), &ahStdDups[i],
|
---|
2426 | i == 0 ? GENERIC_READ : GENERIC_WRITE, TRUE /*fInheritHandle*/, DUPLICATE_SAME_ACCESS))
|
---|
2427 | *aphStds[i] = ahStdDups[i];
|
---|
2428 | else
|
---|
2429 | {
|
---|
2430 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2431 | AssertMsgFailedBreak(("%Rrc aphStds[%u] => %p\n", rc, i, *aphStds[i]));
|
---|
2432 | }
|
---|
2433 | }
|
---|
2434 | else if (!g_pfnSetHandleInformation(*aphStds[i], HANDLE_FLAG_INHERIT, HANDLE_FLAG_INHERIT))
|
---|
2435 | {
|
---|
2436 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2437 | if (rc == VERR_INVALID_FUNCTION && g_enmWinVer == kRTWinOSType_NT310)
|
---|
2438 | rc = VINF_SUCCESS;
|
---|
2439 | else
|
---|
2440 | AssertMsgFailedBreak(("%Rrc aphStds[%u] => %p\n", rc, i, *aphStds[i]));
|
---|
2441 | }
|
---|
2442 | }
|
---|
2443 |
|
---|
2444 | /*
|
---|
2445 | * Create the command line and convert the executable name.
|
---|
2446 | */
|
---|
2447 | PRTUTF16 pwszCmdLine = NULL; /* Shut up, MSC! */
|
---|
2448 | if (RT_SUCCESS(rc))
|
---|
2449 | rc = RTGetOptArgvToUtf16String(&pwszCmdLine, papszArgs,
|
---|
2450 | !(fFlags & RTPROC_FLAGS_UNQUOTED_ARGS)
|
---|
2451 | ? RTGETOPTARGV_CNV_QUOTE_MS_CRT : RTGETOPTARGV_CNV_UNQUOTED);
|
---|
2452 | if (RT_SUCCESS(rc))
|
---|
2453 | {
|
---|
2454 | PRTUTF16 pwszExec = NULL;
|
---|
2455 | rc = RTPathWinFromUtf8(&pwszExec, pszExec, 0 /*fFlags*/);
|
---|
2456 | if (RT_SUCCESS(rc))
|
---|
2457 | {
|
---|
2458 | PRTUTF16 pwszCwd = NULL;
|
---|
2459 | if (fFlags & RTPROC_FLAGS_CWD)
|
---|
2460 | rc = RTPathWinFromUtf8(&pwszCwd, (const char *)pvExtraData, 0);
|
---|
2461 | if (RT_SUCCESS(rc))
|
---|
2462 | {
|
---|
2463 | /*
|
---|
2464 | * Get going...
|
---|
2465 | */
|
---|
2466 | PROCESS_INFORMATION ProcInfo;
|
---|
2467 | RT_ZERO(ProcInfo);
|
---|
2468 | DWORD dwCreationFlags = CREATE_UNICODE_ENVIRONMENT;
|
---|
2469 | if (fFlags & RTPROC_FLAGS_DETACHED)
|
---|
2470 | dwCreationFlags |= DETACHED_PROCESS;
|
---|
2471 | if (fFlags & RTPROC_FLAGS_NO_WINDOW)
|
---|
2472 | dwCreationFlags |= CREATE_NO_WINDOW;
|
---|
2473 |
|
---|
2474 | /*
|
---|
2475 | * Only use the normal CreateProcess stuff if we have no user name
|
---|
2476 | * and we are not running from a (Windows) service. Otherwise use
|
---|
2477 | * the more advanced version in rtProcWinCreateAsUser().
|
---|
2478 | */
|
---|
2479 | if ( pszAsUser == NULL
|
---|
2480 | && !(fFlags & (RTPROC_FLAGS_SERVICE | RTPROC_FLAGS_AS_IMPERSONATED_TOKEN | RTPROC_FLAGS_TOKEN_SUPPLIED)))
|
---|
2481 | {
|
---|
2482 | /* Create the environment block first. */
|
---|
2483 | PRTUTF16 pwszzBlock;
|
---|
2484 | rc = rtProcWinCreateEnvBlockAndFindExe(fFlags, hEnv, pszExec, &pwszzBlock, &pwszExec);
|
---|
2485 | if (RT_SUCCESS(rc))
|
---|
2486 | {
|
---|
2487 | if (CreateProcessW(pwszExec,
|
---|
2488 | pwszCmdLine,
|
---|
2489 | NULL, /* pProcessAttributes */
|
---|
2490 | NULL, /* pThreadAttributes */
|
---|
2491 | TRUE, /* fInheritHandles */
|
---|
2492 | dwCreationFlags,
|
---|
2493 | pwszzBlock,
|
---|
2494 | pwszCwd, /* pCurrentDirectory */
|
---|
2495 | &StartupInfo,
|
---|
2496 | &ProcInfo))
|
---|
2497 | rc = VINF_SUCCESS;
|
---|
2498 | else
|
---|
2499 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2500 | RTEnvFreeUtf16Block(pwszzBlock);
|
---|
2501 | }
|
---|
2502 | }
|
---|
2503 | else
|
---|
2504 | {
|
---|
2505 | /*
|
---|
2506 | * Convert the additional parameters and use a helper
|
---|
2507 | * function to do the actual work.
|
---|
2508 | */
|
---|
2509 | PRTUTF16 pwszUser = NULL;
|
---|
2510 | if (pszAsUser)
|
---|
2511 | rc = RTStrToUtf16(pszAsUser, &pwszUser);
|
---|
2512 | if (RT_SUCCESS(rc))
|
---|
2513 | {
|
---|
2514 | PRTUTF16 pwszPassword;
|
---|
2515 | rc = RTStrToUtf16(pszPassword ? pszPassword : "", &pwszPassword);
|
---|
2516 | if (RT_SUCCESS(rc))
|
---|
2517 | {
|
---|
2518 | rc = rtProcWinCreateAsUser(pwszUser, pwszPassword, &pwszExec, pwszCmdLine, hEnv, dwCreationFlags,
|
---|
2519 | &StartupInfo, &ProcInfo, fFlags, pszExec, idDesiredSession,
|
---|
2520 | hUserToken, pwszCwd);
|
---|
2521 |
|
---|
2522 | if (pwszPassword && *pwszPassword)
|
---|
2523 | RTMemWipeThoroughly(pwszPassword, RTUtf16Len(pwszPassword), 5);
|
---|
2524 | RTUtf16Free(pwszPassword);
|
---|
2525 | }
|
---|
2526 | RTUtf16Free(pwszUser);
|
---|
2527 | }
|
---|
2528 | }
|
---|
2529 | if (RT_SUCCESS(rc))
|
---|
2530 | {
|
---|
2531 | CloseHandle(ProcInfo.hThread);
|
---|
2532 | if (phProcess)
|
---|
2533 | {
|
---|
2534 | /*
|
---|
2535 | * Add the process to the child process list so RTProcWait can reuse and close
|
---|
2536 | * the process handle, unless, of course, the caller has no intention waiting.
|
---|
2537 | */
|
---|
2538 | if (!(fFlags & RTPROC_FLAGS_NO_WAIT))
|
---|
2539 | rtProcWinAddPid(ProcInfo.dwProcessId, ProcInfo.hProcess);
|
---|
2540 | else
|
---|
2541 | CloseHandle(ProcInfo.hProcess);
|
---|
2542 | *phProcess = ProcInfo.dwProcessId;
|
---|
2543 | }
|
---|
2544 | else
|
---|
2545 | CloseHandle(ProcInfo.hProcess);
|
---|
2546 | rc = VINF_SUCCESS;
|
---|
2547 | }
|
---|
2548 |
|
---|
2549 | RTPathWinFree(pwszCwd);
|
---|
2550 | }
|
---|
2551 | RTPathWinFree(pwszExec);
|
---|
2552 | }
|
---|
2553 | RTUtf16Free(pwszCmdLine);
|
---|
2554 | }
|
---|
2555 |
|
---|
2556 | if (g_pfnSetHandleInformation)
|
---|
2557 | {
|
---|
2558 | /* Undo any handle inherit changes. */
|
---|
2559 | for (int i = 0; i < 3; i++)
|
---|
2560 | if ( (afInhStds[i] != 0xffffffff)
|
---|
2561 | && !(afInhStds[i] & HANDLE_FLAG_INHERIT))
|
---|
2562 | {
|
---|
2563 | if ( !g_pfnSetHandleInformation(*aphStds[i], HANDLE_FLAG_INHERIT, 0)
|
---|
2564 | && ( GetLastError() != ERROR_INVALID_FUNCTION
|
---|
2565 | || g_enmWinVer != kRTWinOSType_NT310) )
|
---|
2566 | AssertMsgFailed(("%Rrc %p\n", RTErrConvertFromWin32(GetLastError()), *aphStds[i]));
|
---|
2567 | }
|
---|
2568 | }
|
---|
2569 | else
|
---|
2570 | {
|
---|
2571 | /* Close handles duplicated for correct inheritance. */
|
---|
2572 | for (int i = 0; i < 3; i++)
|
---|
2573 | if (ahStdDups[i] != INVALID_HANDLE_VALUE)
|
---|
2574 | CloseHandle(ahStdDups[i]);
|
---|
2575 | }
|
---|
2576 |
|
---|
2577 | return rc;
|
---|
2578 | }
|
---|
2579 |
|
---|
2580 |
|
---|
2581 |
|
---|
2582 | RTR3DECL(int) RTProcWait(RTPROCESS Process, unsigned fFlags, PRTPROCSTATUS pProcStatus)
|
---|
2583 | {
|
---|
2584 | AssertReturn(!(fFlags & ~(RTPROCWAIT_FLAGS_BLOCK | RTPROCWAIT_FLAGS_NOBLOCK)), VERR_INVALID_PARAMETER);
|
---|
2585 | int rc = RTOnce(&g_rtProcWinInitOnce, rtProcWinInitOnce, NULL);
|
---|
2586 | AssertRCReturn(rc, rc);
|
---|
2587 |
|
---|
2588 | /*
|
---|
2589 | * Try find the process among the ones we've spawned, otherwise, attempt
|
---|
2590 | * opening the specified process.
|
---|
2591 | */
|
---|
2592 | HANDLE hOpenedProc = NULL;
|
---|
2593 | HANDLE hProcess = rtProcWinFindPid(Process);
|
---|
2594 | if (hProcess == NULL)
|
---|
2595 | {
|
---|
2596 | hProcess = hOpenedProc = OpenProcess(PROCESS_QUERY_INFORMATION | SYNCHRONIZE, FALSE, Process);
|
---|
2597 | if (hProcess == NULL)
|
---|
2598 | {
|
---|
2599 | DWORD dwErr = GetLastError();
|
---|
2600 | if (dwErr == ERROR_INVALID_PARAMETER)
|
---|
2601 | return VERR_PROCESS_NOT_FOUND;
|
---|
2602 | return RTErrConvertFromWin32(dwErr);
|
---|
2603 | }
|
---|
2604 | }
|
---|
2605 |
|
---|
2606 | /*
|
---|
2607 | * Wait for it to terminate.
|
---|
2608 | */
|
---|
2609 | DWORD Millies = fFlags == RTPROCWAIT_FLAGS_BLOCK ? INFINITE : 0;
|
---|
2610 | DWORD WaitRc = WaitForSingleObjectEx(hProcess, Millies, TRUE);
|
---|
2611 | while (WaitRc == WAIT_IO_COMPLETION)
|
---|
2612 | WaitRc = WaitForSingleObjectEx(hProcess, Millies, TRUE);
|
---|
2613 | switch (WaitRc)
|
---|
2614 | {
|
---|
2615 | /*
|
---|
2616 | * It has terminated.
|
---|
2617 | */
|
---|
2618 | case WAIT_OBJECT_0:
|
---|
2619 | {
|
---|
2620 | DWORD dwExitCode;
|
---|
2621 | if (GetExitCodeProcess(hProcess, &dwExitCode))
|
---|
2622 | {
|
---|
2623 | /** @todo the exit code can be special statuses. */
|
---|
2624 | if (pProcStatus)
|
---|
2625 | {
|
---|
2626 | pProcStatus->enmReason = RTPROCEXITREASON_NORMAL;
|
---|
2627 | pProcStatus->iStatus = (int)dwExitCode;
|
---|
2628 | }
|
---|
2629 | if (hOpenedProc == NULL)
|
---|
2630 | rtProcWinRemovePid(Process);
|
---|
2631 | rc = VINF_SUCCESS;
|
---|
2632 | }
|
---|
2633 | else
|
---|
2634 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2635 | break;
|
---|
2636 | }
|
---|
2637 |
|
---|
2638 | /*
|
---|
2639 | * It hasn't terminated just yet.
|
---|
2640 | */
|
---|
2641 | case WAIT_TIMEOUT:
|
---|
2642 | rc = VERR_PROCESS_RUNNING;
|
---|
2643 | break;
|
---|
2644 |
|
---|
2645 | /*
|
---|
2646 | * Something went wrong...
|
---|
2647 | */
|
---|
2648 | case WAIT_FAILED:
|
---|
2649 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2650 | break;
|
---|
2651 |
|
---|
2652 | case WAIT_ABANDONED:
|
---|
2653 | AssertFailed();
|
---|
2654 | rc = VERR_GENERAL_FAILURE;
|
---|
2655 | break;
|
---|
2656 |
|
---|
2657 | default:
|
---|
2658 | AssertMsgFailed(("WaitRc=%RU32\n", WaitRc));
|
---|
2659 | rc = VERR_GENERAL_FAILURE;
|
---|
2660 | break;
|
---|
2661 | }
|
---|
2662 |
|
---|
2663 | if (hOpenedProc != NULL)
|
---|
2664 | CloseHandle(hOpenedProc);
|
---|
2665 | return rc;
|
---|
2666 | }
|
---|
2667 |
|
---|
2668 |
|
---|
2669 | RTR3DECL(int) RTProcWaitNoResume(RTPROCESS Process, unsigned fFlags, PRTPROCSTATUS pProcStatus)
|
---|
2670 | {
|
---|
2671 | /** @todo this isn't quite right. */
|
---|
2672 | return RTProcWait(Process, fFlags, pProcStatus);
|
---|
2673 | }
|
---|
2674 |
|
---|
2675 |
|
---|
2676 | RTR3DECL(int) RTProcTerminate(RTPROCESS Process)
|
---|
2677 | {
|
---|
2678 | if (Process == NIL_RTPROCESS)
|
---|
2679 | return VINF_SUCCESS;
|
---|
2680 |
|
---|
2681 | int rc = RTOnce(&g_rtProcWinInitOnce, rtProcWinInitOnce, NULL);
|
---|
2682 | AssertRCReturn(rc, rc);
|
---|
2683 |
|
---|
2684 | /*
|
---|
2685 | * Try find the process among the ones we've spawned, otherwise, attempt
|
---|
2686 | * opening the specified process.
|
---|
2687 | */
|
---|
2688 | HANDLE hProcess = rtProcWinFindPid(Process);
|
---|
2689 | if (hProcess != NULL)
|
---|
2690 | {
|
---|
2691 | if (!TerminateProcess(hProcess, 127))
|
---|
2692 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2693 | }
|
---|
2694 | else
|
---|
2695 | {
|
---|
2696 | hProcess = OpenProcess(PROCESS_TERMINATE, FALSE, Process);
|
---|
2697 | if (hProcess != NULL)
|
---|
2698 | {
|
---|
2699 | BOOL fRc = TerminateProcess(hProcess, 127);
|
---|
2700 | DWORD dwErr = GetLastError();
|
---|
2701 | CloseHandle(hProcess);
|
---|
2702 | if (!fRc)
|
---|
2703 | rc = RTErrConvertFromWin32(dwErr);
|
---|
2704 | }
|
---|
2705 | }
|
---|
2706 | return rc;
|
---|
2707 | }
|
---|
2708 |
|
---|
2709 |
|
---|
2710 | RTR3DECL(uint64_t) RTProcGetAffinityMask(void)
|
---|
2711 | {
|
---|
2712 | DWORD_PTR dwProcessAffinityMask = 0xffffffff;
|
---|
2713 | DWORD_PTR dwSystemAffinityMask;
|
---|
2714 |
|
---|
2715 | BOOL fRc = GetProcessAffinityMask(GetCurrentProcess(), &dwProcessAffinityMask, &dwSystemAffinityMask);
|
---|
2716 | Assert(fRc); NOREF(fRc);
|
---|
2717 |
|
---|
2718 | return dwProcessAffinityMask;
|
---|
2719 | }
|
---|
2720 |
|
---|
2721 |
|
---|
2722 | RTR3DECL(int) RTProcQueryUsername(RTPROCESS hProcess, char *pszUser, size_t cbUser, size_t *pcbUser)
|
---|
2723 | {
|
---|
2724 | AssertReturn( (pszUser && cbUser > 0)
|
---|
2725 | || (!pszUser && !cbUser), VERR_INVALID_PARAMETER);
|
---|
2726 | AssertReturn(pcbUser || pszUser, VERR_INVALID_PARAMETER);
|
---|
2727 |
|
---|
2728 | int rc;
|
---|
2729 | if ( hProcess == NIL_RTPROCESS
|
---|
2730 | || hProcess == RTProcSelf())
|
---|
2731 | {
|
---|
2732 | RTUTF16 wszUsername[UNLEN + 1];
|
---|
2733 | DWORD cwcUsername = RT_ELEMENTS(wszUsername);
|
---|
2734 | if (GetUserNameW(&wszUsername[0], &cwcUsername))
|
---|
2735 | {
|
---|
2736 | if (pszUser)
|
---|
2737 | {
|
---|
2738 | rc = RTUtf16ToUtf8Ex(wszUsername, cwcUsername, &pszUser, cbUser, pcbUser);
|
---|
2739 | if (pcbUser)
|
---|
2740 | *pcbUser += 1;
|
---|
2741 | }
|
---|
2742 | else
|
---|
2743 | {
|
---|
2744 | *pcbUser = RTUtf16CalcUtf8Len(wszUsername) + 1;
|
---|
2745 | rc = VERR_BUFFER_OVERFLOW;
|
---|
2746 | }
|
---|
2747 | }
|
---|
2748 | else
|
---|
2749 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2750 | }
|
---|
2751 | else
|
---|
2752 | rc = VERR_NOT_SUPPORTED;
|
---|
2753 | return rc;
|
---|
2754 | }
|
---|
2755 |
|
---|
2756 |
|
---|
2757 | RTR3DECL(int) RTProcQueryUsernameA(RTPROCESS hProcess, char **ppszUser)
|
---|
2758 | {
|
---|
2759 | AssertPtrReturn(ppszUser, VERR_INVALID_POINTER);
|
---|
2760 | int rc;
|
---|
2761 | if ( hProcess == NIL_RTPROCESS
|
---|
2762 | || hProcess == RTProcSelf())
|
---|
2763 | {
|
---|
2764 | RTUTF16 wszUsername[UNLEN + 1];
|
---|
2765 | DWORD cwcUsername = RT_ELEMENTS(wszUsername);
|
---|
2766 | if (GetUserNameW(&wszUsername[0], &cwcUsername))
|
---|
2767 | rc = RTUtf16ToUtf8(wszUsername, ppszUser);
|
---|
2768 | else
|
---|
2769 | rc = RTErrConvertFromWin32(GetLastError());
|
---|
2770 | }
|
---|
2771 | else
|
---|
2772 | rc = VERR_NOT_SUPPORTED;
|
---|
2773 | return rc;
|
---|
2774 | }
|
---|
2775 |
|
---|