1 | /* $Id: dirrel-r3-nt.cpp 99758 2023-05-11 21:37:59Z vboxsync $ */
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2 | /** @file
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3 | * IPRT - Directory relative base APIs, NT implementation
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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_DIR
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42 | #include <iprt/dir.h>
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43 | #include "internal-r3-nt.h"
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44 |
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45 | #include <iprt/assert.h>
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46 | #include <iprt/file.h>
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47 | #include <iprt/err.h>
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48 | #include <iprt/path.h>
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49 | #include <iprt/string.h>
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50 | #include <iprt/symlink.h>
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51 | #include <iprt/utf16.h>
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52 | #include "internal/dir.h"
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53 | #include "internal/file.h"
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54 | #include "internal/fs.h"
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55 | #include "internal/path.h"
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56 |
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57 |
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58 | /*********************************************************************************************************************************
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59 | * Defined Constants And Macros *
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60 | *********************************************************************************************************************************/
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61 | /** Getst the RTNTPATHRELATIVEASCENT value for RTNtPathRelativeFromUtf8. */
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62 | #define RTDIRREL_NT_GET_ASCENT(a_pThis) \
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63 | ( !(pThis->fFlags & RTDIR_F_DENY_ASCENT) ? kRTNtPathRelativeAscent_Allow : kRTNtPathRelativeAscent_Fail )
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64 |
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65 |
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66 |
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67 | /**
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68 | * Helper that builds a full path for a directory relative path.
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69 | *
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70 | * @returns IPRT status code.
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71 | * @param pThis The directory.
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72 | * @param pszPathDst The destination buffer.
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73 | * @param cbPathDst The size of the destination buffer.
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74 | * @param pszRelPath The relative path.
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75 | */
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76 | static int rtDirRelBuildFullPath(PRTDIRINTERNAL pThis, char *pszPathDst, size_t cbPathDst, const char *pszRelPath)
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77 | {
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78 | AssertMsgReturn(!RTPathStartsWithRoot(pszRelPath), ("pszRelPath='%s'\n", pszRelPath), VERR_PATH_IS_NOT_RELATIVE);
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79 |
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80 | /*
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81 | * Let's hope we can avoid checking for ascension.
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82 | *
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83 | * Note! We don't take symbolic links into account here. That can be
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84 | * done later if desired.
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85 | */
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86 | if ( !(pThis->fFlags & RTDIR_F_DENY_ASCENT)
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87 | || strstr(pszRelPath, "..") == NULL)
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88 | {
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89 | size_t const cchRelPath = strlen(pszRelPath);
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90 | size_t const cchDirPath = pThis->cchPath;
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91 | if (cchDirPath + cchRelPath < cbPathDst)
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92 | {
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93 | memcpy(pszPathDst, pThis->pszPath, cchDirPath);
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94 | memcpy(&pszPathDst[cchDirPath], pszRelPath, cchRelPath);
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95 | pszPathDst[cchDirPath + cchRelPath] = '\0';
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96 | return VINF_SUCCESS;
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97 | }
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98 | return VERR_FILENAME_TOO_LONG;
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99 | }
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100 |
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101 | /*
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102 | * Calc the absolute path using the directory as a base, then check if the result
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103 | * still starts with the full directory path.
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104 | *
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105 | * This ASSUMES that pThis->pszPath is an absolute path.
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106 | */
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107 | int rc = RTPathAbsEx(pThis->pszPath, pszRelPath, RTPATH_STR_F_STYLE_HOST, pszPathDst, &cbPathDst);
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108 | if (RT_SUCCESS(rc))
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109 | {
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110 | if (RTPathStartsWith(pszPathDst, pThis->pszPath))
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111 | return VINF_SUCCESS;
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112 | return VERR_PATH_NOT_FOUND;
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113 | }
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114 | return rc;
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115 | }
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116 |
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117 |
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118 | /*
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119 | *
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120 | *
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121 | * RTFile stuff.
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122 | * RTFile stuff.
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123 | * RTFile stuff.
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124 | *
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125 | *
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126 | */
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127 |
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128 |
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129 | RTDECL(int) RTDirRelFileOpen(RTDIR hDir, const char *pszRelFilename, uint64_t fOpen, PRTFILE phFile)
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130 | {
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131 | PRTDIRINTERNAL pThis = hDir;
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132 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
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133 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
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134 |
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135 | /*
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136 | * Validate and convert flags.
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137 | */
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138 | uint32_t fDesiredAccess;
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139 | uint32_t fObjAttribs;
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140 | uint32_t fFileAttribs;
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141 | uint32_t fShareAccess;
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142 | uint32_t fCreateDisposition;
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143 | uint32_t fCreateOptions;
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144 | int rc = rtFileNtValidateAndConvertFlags(fOpen, &fDesiredAccess, &fObjAttribs, &fFileAttribs,
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145 | &fShareAccess, &fCreateDisposition, &fCreateOptions);
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146 | if (RT_SUCCESS(rc))
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147 | {
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148 | /*
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149 | * Convert and normalize the path.
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150 | */
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151 | UNICODE_STRING NtName;
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152 | HANDLE hRoot = pThis->hDir;
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153 | rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszRelFilename, RTDIRREL_NT_GET_ASCENT(pThis),
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154 | pThis->enmInfoClass == FileMaximumInformation);
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155 | if (RT_SUCCESS(rc))
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156 | {
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157 | HANDLE hFile = RTNT_INVALID_HANDLE_VALUE;
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158 | IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER;
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159 | OBJECT_ATTRIBUTES ObjAttr;
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160 | InitializeObjectAttributes(&ObjAttr, &NtName, fObjAttribs, hRoot, NULL /*pSecDesc*/);
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161 |
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162 | NTSTATUS rcNt = NtCreateFile(&hFile,
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163 | fDesiredAccess,
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164 | &ObjAttr,
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165 | &Ios,
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166 | NULL /* AllocationSize*/,
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167 | fFileAttribs,
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168 | fShareAccess,
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169 | fCreateDisposition,
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170 | fCreateOptions,
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171 | NULL /*EaBuffer*/,
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172 | 0 /*EaLength*/);
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173 | if (NT_SUCCESS(rcNt))
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174 | {
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175 | rc = RTFileFromNative(phFile, (uintptr_t)hFile);
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176 | if (RT_FAILURE(rc))
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177 | NtClose(hFile);
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178 | }
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179 | else
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180 | rc = RTErrConvertFromNtStatus(rcNt);
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181 | RTNtPathFree(&NtName, NULL);
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182 | }
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183 | }
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184 | return rc;
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185 | }
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186 |
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187 |
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188 |
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189 | /*
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190 | *
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191 | *
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192 | * RTDir stuff.
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193 | * RTDir stuff.
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194 | * RTDir stuff.
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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 |
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200 | /**
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201 | * Helper for cooking up a path string for rtDirOpenRelativeOrHandle.
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202 | *
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203 | * @returns IPRT status code.
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204 | * @param pszDst The destination buffer.
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205 | * @param cbDst The size of the destination buffer.
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206 | * @param pThis The directory this is relative to.
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207 | * @param pNtPath The NT path with a possibly relative path.
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208 | * @param fRelative Whether @a pNtPath is relative or not.
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209 | * @param pszPath The input path.
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210 | */
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211 | static int rtDirRelJoinPathForDirOpen(char *pszDst, size_t cbDst, PRTDIRINTERNAL pThis,
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212 | PUNICODE_STRING pNtPath, bool fRelative, const char *pszPath)
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213 | {
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214 | int rc;
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215 | if (fRelative)
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216 | {
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217 | size_t cchRel = 0;
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218 | rc = RTUtf16CalcUtf8LenEx(pNtPath->Buffer, pNtPath->Length / sizeof(RTUTF16), &cchRel);
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219 | AssertRC(rc);
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220 | if (RT_SUCCESS(rc))
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221 | {
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222 | if (pThis->cchPath + cchRel < cbDst)
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223 | {
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224 | size_t cchBase = pThis->cchPath;
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225 | memcpy(pszDst, pThis->pszPath, cchBase);
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226 | pszDst += cchBase;
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227 | cbDst -= cchBase;
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228 | rc = RTUtf16ToUtf8Ex(pNtPath->Buffer, pNtPath->Length / sizeof(RTUTF16), &pszDst, cbDst, NULL);
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229 | }
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230 | else
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231 | rc = VERR_FILENAME_TOO_LONG;
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232 | }
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233 | }
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234 | else
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235 | {
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236 | /** @todo would be better to convert pNtName to DOS/WIN path here,
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237 | * as it is absolute and doesn't need stuff resolved. */
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238 | rc = RTPathJoin(pszDst, cbDst, pThis->pszPath, pszPath);
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239 | }
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240 | return rc;
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241 | }
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242 |
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243 | RTDECL(int) RTDirRelDirOpen(RTDIR hDir, const char *pszDir, RTDIR *phDir)
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244 | {
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245 | return RTDirRelDirOpenFiltered(hDir, pszDir, RTDIRFILTER_NONE, 0 /*fFlags*/, phDir);
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246 | }
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247 |
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248 |
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249 | RTDECL(int) RTDirRelDirOpenFiltered(RTDIR hDir, const char *pszDirAndFilter, RTDIRFILTER enmFilter,
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250 | uint32_t fFlags, RTDIR *phDir)
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251 | {
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252 | PRTDIRINTERNAL pThis = hDir;
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253 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
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254 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
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255 |
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256 | /*
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257 | * Convert and normalize the path.
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258 | */
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259 | UNICODE_STRING NtName;
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260 | HANDLE hRoot = pThis->hDir;
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261 | int rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszDirAndFilter, RTDIRREL_NT_GET_ASCENT(pThis),
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262 | pThis->enmInfoClass == FileMaximumInformation);
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263 | if (RT_SUCCESS(rc))
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264 | {
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265 | char szAbsDirAndFilter[RTPATH_MAX];
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266 | rc = rtDirRelJoinPathForDirOpen(szAbsDirAndFilter, sizeof(szAbsDirAndFilter), pThis,
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267 | &NtName, hRoot != NULL, pszDirAndFilter);
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268 | if (RT_SUCCESS(rc))
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269 | {
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270 | /* Drop the filter from the NT name. */
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271 | switch (enmFilter)
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272 | {
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273 | case RTDIRFILTER_NONE:
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274 | break;
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275 | case RTDIRFILTER_WINNT:
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276 | case RTDIRFILTER_UNIX:
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277 | case RTDIRFILTER_UNIX_UPCASED:
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278 | {
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279 | size_t cwc = NtName.Length / sizeof(RTUTF16);
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280 | while ( cwc > 0
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281 | && NtName.Buffer[cwc - 1] != '\\')
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282 | cwc--;
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283 | NtName.Buffer[cwc] = '\0';
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284 | NtName.Length = (uint16_t)(cwc * sizeof(RTUTF16));
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285 | break;
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286 | }
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287 | default:
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288 | AssertFailedBreak();
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289 | }
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290 |
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291 | rc = rtDirOpenRelativeOrHandle(phDir, szAbsDirAndFilter, enmFilter, fFlags, (uintptr_t)hRoot, &NtName);
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292 | }
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293 | RTNtPathFree(&NtName, NULL);
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294 | }
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295 | return rc;
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296 | }
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297 |
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298 |
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299 | RTDECL(int) RTDirRelDirCreate(RTDIR hDir, const char *pszRelPath, RTFMODE fMode, uint32_t fCreate, RTDIR *phSubDir)
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300 | {
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301 | PRTDIRINTERNAL pThis = hDir;
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302 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
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303 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
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304 | AssertReturn(!(fCreate & ~RTDIRCREATE_FLAGS_VALID_MASK), VERR_INVALID_FLAGS);
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305 | fMode = rtFsModeNormalize(fMode, pszRelPath, 0, RTFS_TYPE_DIRECTORY);
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306 | AssertReturn(rtFsModeIsValidPermissions(fMode), VERR_INVALID_FMODE);
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307 | AssertPtrNullReturn(phSubDir, VERR_INVALID_POINTER);
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308 |
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309 | /*
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310 | * Convert and normalize the path.
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311 | */
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312 | UNICODE_STRING NtName;
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313 | HANDLE hRoot = pThis->hDir;
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314 | int rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszRelPath, RTDIRREL_NT_GET_ASCENT(pThis),
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315 | pThis->enmInfoClass == FileMaximumInformation);
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316 | if (RT_SUCCESS(rc))
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317 | {
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318 | HANDLE hNewDir = RTNT_INVALID_HANDLE_VALUE;
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319 | IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER;
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320 | OBJECT_ATTRIBUTES ObjAttr;
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321 | InitializeObjectAttributes(&ObjAttr, &NtName, 0 /*fAttrib*/, hRoot, NULL);
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322 |
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323 | ULONG fDirAttribs = (fCreate & RTFS_DOS_MASK_NT) >> RTFS_DOS_SHIFT;
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324 | if (!(fCreate & RTDIRCREATE_FLAGS_NOT_CONTENT_INDEXED_DONT_SET))
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325 | fDirAttribs |= FILE_ATTRIBUTE_NOT_CONTENT_INDEXED;
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326 | if (!fDirAttribs)
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327 | fDirAttribs = FILE_ATTRIBUTE_NORMAL;
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328 |
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329 | NTSTATUS rcNt = NtCreateFile(&hNewDir,
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330 | phSubDir
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331 | ? FILE_WRITE_ATTRIBUTES | FILE_READ_ATTRIBUTES | FILE_LIST_DIRECTORY | FILE_TRAVERSE | SYNCHRONIZE
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332 | : SYNCHRONIZE,
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333 | &ObjAttr,
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334 | &Ios,
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335 | NULL /*AllocationSize*/,
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336 | fDirAttribs,
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337 | FILE_SHARE_READ | FILE_SHARE_WRITE,
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338 | FILE_CREATE,
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339 | FILE_DIRECTORY_FILE | FILE_OPEN_FOR_BACKUP_INTENT | FILE_SYNCHRONOUS_IO_NONALERT,
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340 | NULL /*EaBuffer*/,
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341 | 0 /*EaLength*/);
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342 |
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343 | /* Just in case someone takes offence at FILE_ATTRIBUTE_NOT_CONTENT_INDEXED. */
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344 | if ( ( rcNt == STATUS_INVALID_PARAMETER
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345 | || rcNt == STATUS_INVALID_PARAMETER_7)
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346 | && (fDirAttribs & FILE_ATTRIBUTE_NOT_CONTENT_INDEXED)
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347 | && (fCreate & RTDIRCREATE_FLAGS_NOT_CONTENT_INDEXED_NOT_CRITICAL) )
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348 | {
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349 | fDirAttribs &= ~FILE_ATTRIBUTE_NOT_CONTENT_INDEXED;
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350 | if (!fDirAttribs)
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351 | fDirAttribs = FILE_ATTRIBUTE_NORMAL;
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352 | rcNt = NtCreateFile(&hNewDir,
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353 | phSubDir
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354 | ? FILE_WRITE_ATTRIBUTES | FILE_READ_ATTRIBUTES | FILE_LIST_DIRECTORY | FILE_TRAVERSE | SYNCHRONIZE
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355 | : SYNCHRONIZE,
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356 | &ObjAttr,
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357 | &Ios,
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358 | NULL /*AllocationSize*/,
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359 | fDirAttribs,
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360 | FILE_SHARE_READ | FILE_SHARE_WRITE,
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361 | FILE_CREATE,
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362 | FILE_DIRECTORY_FILE | FILE_OPEN_FOR_BACKUP_INTENT | FILE_SYNCHRONOUS_IO_NONALERT,
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363 | NULL /*EaBuffer*/,
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364 | 0 /*EaLength*/);
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365 | }
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366 |
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367 | if (NT_SUCCESS(rcNt))
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368 | {
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369 | if (!phSubDir)
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370 | {
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371 | NtClose(hNewDir);
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372 | rc = VINF_SUCCESS;
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373 | }
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374 | else
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375 | {
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376 | char szAbsDirAndFilter[RTPATH_MAX];
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377 | rc = rtDirRelJoinPathForDirOpen(szAbsDirAndFilter, sizeof(szAbsDirAndFilter), pThis,
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378 | &NtName, hRoot != NULL, pszRelPath);
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379 | if (RT_SUCCESS(rc))
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380 | rc = rtDirOpenRelativeOrHandle(phSubDir, pszRelPath, RTDIRFILTER_NONE, 0 /*fFlags*/,
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381 | (uintptr_t)hNewDir, NULL /*pvNativeRelative*/);
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382 | if (RT_FAILURE(rc))
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383 | NtClose(hNewDir);
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384 | }
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385 | }
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386 | else
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387 | rc = RTErrConvertFromNtStatus(rcNt);
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388 | RTNtPathFree(&NtName, NULL);
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389 | }
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390 | return rc;
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391 | }
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392 |
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393 |
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394 | RTDECL(int) RTDirRelDirRemove(RTDIR hDir, const char *pszRelPath)
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395 | {
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396 | PRTDIRINTERNAL pThis = hDir;
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397 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
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398 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
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399 |
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400 | /*
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401 | * Convert and normalize the path.
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402 | */
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403 | UNICODE_STRING NtName;
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404 | HANDLE hRoot = pThis->hDir;
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405 | int rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszRelPath, RTDIRREL_NT_GET_ASCENT(pThis),
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406 | pThis->enmInfoClass == FileMaximumInformation);
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407 | if (RT_SUCCESS(rc))
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408 | {
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409 | HANDLE hSubDir = RTNT_INVALID_HANDLE_VALUE;
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410 | IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER;
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411 | OBJECT_ATTRIBUTES ObjAttr;
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412 | InitializeObjectAttributes(&ObjAttr, &NtName, 0 /*fAttrib*/, hRoot, NULL);
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413 |
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414 | NTSTATUS rcNt = NtCreateFile(&hSubDir,
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415 | DELETE | SYNCHRONIZE,
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416 | &ObjAttr,
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417 | &Ios,
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418 | NULL /*AllocationSize*/,
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419 | FILE_ATTRIBUTE_NORMAL,
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420 | FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
|
---|
421 | FILE_OPEN,
|
---|
422 | FILE_DIRECTORY_FILE | FILE_OPEN_FOR_BACKUP_INTENT | FILE_SYNCHRONOUS_IO_NONALERT | FILE_OPEN_REPARSE_POINT,
|
---|
423 | NULL /*EaBuffer*/,
|
---|
424 | 0 /*EaLength*/);
|
---|
425 | if (NT_SUCCESS(rcNt))
|
---|
426 | {
|
---|
427 | FILE_DISPOSITION_INFORMATION DispInfo;
|
---|
428 | DispInfo.DeleteFile = TRUE;
|
---|
429 | RTNT_IO_STATUS_BLOCK_REINIT(&Ios);
|
---|
430 | rcNt = NtSetInformationFile(hSubDir, &Ios, &DispInfo, sizeof(DispInfo), FileDispositionInformation);
|
---|
431 |
|
---|
432 | NTSTATUS rcNt2 = NtClose(hSubDir);
|
---|
433 | if (!NT_SUCCESS(rcNt2) && NT_SUCCESS(rcNt))
|
---|
434 | rcNt = rcNt2;
|
---|
435 | }
|
---|
436 |
|
---|
437 | if (NT_SUCCESS(rcNt))
|
---|
438 | rc = VINF_SUCCESS;
|
---|
439 | else
|
---|
440 | rc = RTErrConvertFromNtStatus(rcNt);
|
---|
441 |
|
---|
442 | RTNtPathFree(&NtName, NULL);
|
---|
443 | }
|
---|
444 | return rc;
|
---|
445 | }
|
---|
446 |
|
---|
447 |
|
---|
448 | /*
|
---|
449 | *
|
---|
450 | * RTPath stuff.
|
---|
451 | * RTPath stuff.
|
---|
452 | * RTPath stuff.
|
---|
453 | *
|
---|
454 | *
|
---|
455 | */
|
---|
456 |
|
---|
457 |
|
---|
458 | RTDECL(int) RTDirRelPathQueryInfo(RTDIR hDir, const char *pszRelPath, PRTFSOBJINFO pObjInfo,
|
---|
459 | RTFSOBJATTRADD enmAddAttr, uint32_t fFlags)
|
---|
460 | {
|
---|
461 | PRTDIRINTERNAL pThis = hDir;
|
---|
462 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
463 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
464 |
|
---|
465 | /*
|
---|
466 | * Validate and convert flags.
|
---|
467 | */
|
---|
468 | UNICODE_STRING NtName;
|
---|
469 | HANDLE hRoot = pThis->hDir;
|
---|
470 | int rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszRelPath, RTDIRREL_NT_GET_ASCENT(pThis),
|
---|
471 | pThis->enmInfoClass == FileMaximumInformation);
|
---|
472 | if (RT_SUCCESS(rc))
|
---|
473 | {
|
---|
474 | if (NtName.Length != 0 || hRoot == NULL)
|
---|
475 | rc = rtPathNtQueryInfoWorker(hRoot, &NtName, pObjInfo, enmAddAttr, fFlags, pszRelPath);
|
---|
476 | else
|
---|
477 | rc = RTDirQueryInfo(hDir, pObjInfo, enmAddAttr);
|
---|
478 | RTNtPathFree(&NtName, NULL);
|
---|
479 | }
|
---|
480 | return rc;
|
---|
481 | }
|
---|
482 |
|
---|
483 |
|
---|
484 | RTDECL(int) RTDirRelPathSetMode(RTDIR hDir, const char *pszRelPath, RTFMODE fMode, uint32_t fFlags)
|
---|
485 | {
|
---|
486 | PRTDIRINTERNAL pThis = hDir;
|
---|
487 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
488 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
489 | fMode = rtFsModeNormalize(fMode, pszRelPath, 0, 0);
|
---|
490 | AssertReturn(rtFsModeIsValidPermissions(fMode), VERR_INVALID_FMODE);
|
---|
491 | AssertMsgReturn(RTPATH_F_IS_VALID(fFlags, 0), ("%#x\n", fFlags), VERR_INVALID_FLAGS);
|
---|
492 |
|
---|
493 | /*
|
---|
494 | * Convert and normalize the path.
|
---|
495 | */
|
---|
496 | UNICODE_STRING NtName;
|
---|
497 | HANDLE hRoot = pThis->hDir;
|
---|
498 | int rc = RTNtPathRelativeFromUtf8(&NtName, &hRoot, pszRelPath, RTDIRREL_NT_GET_ASCENT(pThis),
|
---|
499 | pThis->enmInfoClass == FileMaximumInformation);
|
---|
500 | if (RT_SUCCESS(rc))
|
---|
501 | {
|
---|
502 | HANDLE hSubDir = RTNT_INVALID_HANDLE_VALUE;
|
---|
503 | IO_STATUS_BLOCK Ios = RTNT_IO_STATUS_BLOCK_INITIALIZER;
|
---|
504 | OBJECT_ATTRIBUTES ObjAttr;
|
---|
505 | InitializeObjectAttributes(&ObjAttr, &NtName, 0 /*fAttrib*/, hRoot, NULL);
|
---|
506 |
|
---|
507 | ULONG fOpenOptions = FILE_OPEN_FOR_BACKUP_INTENT | FILE_SYNCHRONOUS_IO_NONALERT | FILE_OPEN_REPARSE_POINT;
|
---|
508 | if (fFlags & RTPATH_F_ON_LINK)
|
---|
509 | fOpenOptions |= FILE_OPEN_REPARSE_POINT;
|
---|
510 | NTSTATUS rcNt = NtCreateFile(&hSubDir,
|
---|
511 | FILE_WRITE_ATTRIBUTES | SYNCHRONIZE,
|
---|
512 | &ObjAttr,
|
---|
513 | &Ios,
|
---|
514 | NULL /*AllocationSize*/,
|
---|
515 | FILE_ATTRIBUTE_NORMAL,
|
---|
516 | FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
|
---|
517 | FILE_OPEN,
|
---|
518 | fOpenOptions,
|
---|
519 | NULL /*EaBuffer*/,
|
---|
520 | 0 /*EaLength*/);
|
---|
521 | if (NT_SUCCESS(rcNt))
|
---|
522 | {
|
---|
523 | rc = rtNtFileSetModeWorker(hSubDir, fMode);
|
---|
524 |
|
---|
525 | rcNt = NtClose(hSubDir);
|
---|
526 | if (!NT_SUCCESS(rcNt) && RT_SUCCESS(rc))
|
---|
527 | rc = RTErrConvertFromNtStatus(rcNt);
|
---|
528 | }
|
---|
529 | else
|
---|
530 | rc = RTErrConvertFromNtStatus(rcNt);
|
---|
531 |
|
---|
532 | RTNtPathFree(&NtName, NULL);
|
---|
533 | }
|
---|
534 | return rc;
|
---|
535 | }
|
---|
536 |
|
---|
537 |
|
---|
538 | RTDECL(int) RTDirRelPathSetTimes(RTDIR hDir, const char *pszRelPath, PCRTTIMESPEC pAccessTime, PCRTTIMESPEC pModificationTime,
|
---|
539 | PCRTTIMESPEC pChangeTime, PCRTTIMESPEC pBirthTime, uint32_t fFlags)
|
---|
540 | {
|
---|
541 | PRTDIRINTERNAL pThis = hDir;
|
---|
542 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
543 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
544 |
|
---|
545 | char szPath[RTPATH_MAX];
|
---|
546 | int rc = rtDirRelBuildFullPath(pThis, szPath, sizeof(szPath), pszRelPath);
|
---|
547 | if (RT_SUCCESS(rc))
|
---|
548 | rc = RTPathSetTimesEx(szPath, pAccessTime, pModificationTime, pChangeTime, pBirthTime, fFlags);
|
---|
549 | return rc;
|
---|
550 | }
|
---|
551 |
|
---|
552 |
|
---|
553 | RTDECL(int) RTDirRelPathSetOwner(RTDIR hDir, const char *pszRelPath, uint32_t uid, uint32_t gid, uint32_t fFlags)
|
---|
554 | {
|
---|
555 | PRTDIRINTERNAL pThis = hDir;
|
---|
556 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
557 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
558 |
|
---|
559 | char szPath[RTPATH_MAX];
|
---|
560 | int rc = rtDirRelBuildFullPath(pThis, szPath, sizeof(szPath), pszRelPath);
|
---|
561 | if (RT_SUCCESS(rc))
|
---|
562 | {
|
---|
563 | #ifndef RT_OS_WINDOWS
|
---|
564 | rc = RTPathSetOwnerEx(szPath, uid, gid, fFlags);
|
---|
565 | #else
|
---|
566 | rc = VERR_NOT_IMPLEMENTED;
|
---|
567 | RT_NOREF(uid, gid, fFlags);
|
---|
568 | #endif
|
---|
569 | }
|
---|
570 | return rc;
|
---|
571 | }
|
---|
572 |
|
---|
573 |
|
---|
574 | RTDECL(int) RTDirRelPathRename(RTDIR hDirSrc, const char *pszSrc, RTDIR hDirDst, const char *pszDst, unsigned fRename)
|
---|
575 | {
|
---|
576 | PRTDIRINTERNAL pThis = hDirSrc;
|
---|
577 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
578 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
579 |
|
---|
580 | PRTDIRINTERNAL pThat = hDirDst;
|
---|
581 | if (pThat != pThis)
|
---|
582 | {
|
---|
583 | AssertPtrReturn(pThat, VERR_INVALID_HANDLE);
|
---|
584 | AssertReturn(pThat->u32Magic != RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
585 | }
|
---|
586 |
|
---|
587 | char szSrcPath[RTPATH_MAX];
|
---|
588 | int rc = rtDirRelBuildFullPath(pThis, szSrcPath, sizeof(szSrcPath), pszSrc);
|
---|
589 | if (RT_SUCCESS(rc))
|
---|
590 | {
|
---|
591 | char szDstPath[RTPATH_MAX];
|
---|
592 | rc = rtDirRelBuildFullPath(pThis, szDstPath, sizeof(szDstPath), pszDst);
|
---|
593 | if (RT_SUCCESS(rc))
|
---|
594 | rc = RTPathRename(szSrcPath, szDstPath, fRename);
|
---|
595 | }
|
---|
596 | return rc;
|
---|
597 | }
|
---|
598 |
|
---|
599 |
|
---|
600 | RTDECL(int) RTDirRelPathUnlink(RTDIR hDir, const char *pszRelPath, uint32_t fUnlink)
|
---|
601 | {
|
---|
602 | PRTDIRINTERNAL pThis = hDir;
|
---|
603 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
604 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
605 |
|
---|
606 | char szPath[RTPATH_MAX];
|
---|
607 | int rc = rtDirRelBuildFullPath(pThis, szPath, sizeof(szPath), pszRelPath);
|
---|
608 | if (RT_SUCCESS(rc))
|
---|
609 | rc = RTPathUnlink(szPath, fUnlink);
|
---|
610 | return rc;
|
---|
611 | }
|
---|
612 |
|
---|
613 |
|
---|
614 | /*
|
---|
615 | *
|
---|
616 | * RTSymlink stuff.
|
---|
617 | * RTSymlink stuff.
|
---|
618 | * RTSymlink stuff.
|
---|
619 | *
|
---|
620 | *
|
---|
621 | */
|
---|
622 |
|
---|
623 |
|
---|
624 | RTDECL(int) RTDirRelSymlinkCreate(RTDIR hDir, const char *pszSymlink, const char *pszTarget,
|
---|
625 | RTSYMLINKTYPE enmType, uint32_t fCreate)
|
---|
626 | {
|
---|
627 | PRTDIRINTERNAL pThis = hDir;
|
---|
628 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
629 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
630 |
|
---|
631 | char szPath[RTPATH_MAX];
|
---|
632 | int rc = rtDirRelBuildFullPath(pThis, szPath, sizeof(szPath), pszSymlink);
|
---|
633 | if (RT_SUCCESS(rc))
|
---|
634 | rc = RTSymlinkCreate(szPath, pszTarget, enmType, fCreate);
|
---|
635 | return rc;
|
---|
636 | }
|
---|
637 |
|
---|
638 |
|
---|
639 | RTDECL(int) RTDirRelSymlinkRead(RTDIR hDir, const char *pszSymlink, char *pszTarget, size_t cbTarget, uint32_t fRead)
|
---|
640 | {
|
---|
641 | PRTDIRINTERNAL pThis = hDir;
|
---|
642 | AssertPtrReturn(pThis, VERR_INVALID_HANDLE);
|
---|
643 | AssertReturn(pThis->u32Magic == RTDIR_MAGIC, VERR_INVALID_HANDLE);
|
---|
644 |
|
---|
645 | char szPath[RTPATH_MAX];
|
---|
646 | int rc = rtDirRelBuildFullPath(pThis, szPath, sizeof(szPath), pszSymlink);
|
---|
647 | if (RT_SUCCESS(rc))
|
---|
648 | rc = RTSymlinkRead(szPath, pszTarget, cbTarget, fRead);
|
---|
649 | return rc;
|
---|
650 | }
|
---|
651 |
|
---|