1 | /* $Id: info.c 55401 2015-04-23 10:03:17Z vboxsync $ */
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2 | /** @file
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3 | *
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4 | * VirtualBox Windows Guest Shared Folders
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5 | *
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6 | * File System Driver query and set information routines
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7 | */
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8 |
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9 | /*
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10 | * Copyright (C) 2012 Oracle Corporation
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11 | *
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12 | * This file is part of VirtualBox Open Source Edition (OSE), as
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13 | * available from http://www.virtualbox.org. This file is free software;
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14 | * you can redistribute it and/or modify it under the terms of the GNU
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15 | * General Public License (GPL) as published by the Free Software
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16 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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17 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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18 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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19 | */
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20 |
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21 | #include "vbsf.h"
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22 |
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23 | /** Macro for copying a SHFLSTRING file name into a FILE_DIRECTORY_INFORMATION structure. */
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24 | #define INIT_FILE_NAME(obj, str) \
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25 | do { \
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26 | ULONG cbLength = (str).u16Length; \
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27 | (obj)->FileNameLength = cbLength; \
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28 | RtlCopyMemory((obj)->FileName, &(str).String.ucs2[0], cbLength + 2); \
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29 | } while (0)
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30 |
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31 | NTSTATUS VBoxMRxQueryDirectory(IN OUT PRX_CONTEXT RxContext)
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32 | {
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33 | NTSTATUS Status = STATUS_SUCCESS;
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34 |
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35 | RxCaptureFobx;
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36 | RxCaptureFcb;
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37 |
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38 | PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
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39 | PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
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40 | PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
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41 |
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42 | PUNICODE_STRING DirectoryName = GET_ALREADY_PREFIXED_NAME_FROM_CONTEXT(RxContext);
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43 | PUNICODE_STRING Template = &capFobx->UnicodeQueryTemplate;
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44 | FILE_INFORMATION_CLASS FileInformationClass = RxContext->Info.FileInformationClass;
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45 | PCHAR pInfoBuffer = (PCHAR)RxContext->Info.Buffer;
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46 | LONG cbMaxSize = RxContext->Info.Length;
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47 | LONG *pLengthRemaining = (LONG *)&RxContext->Info.LengthRemaining;
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48 |
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49 | LONG cbToCopy;
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50 | int vboxRC;
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51 | uint8_t *pHGCMBuffer;
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52 | uint32_t index, fSFFlags, cFiles, u32BufSize;
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53 | LONG cbHGCMBuffer;
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54 | PSHFLDIRINFO pDirEntry;
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55 |
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56 | ULONG *pNextOffset = 0;
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57 | PSHFLSTRING ParsedPath = NULL;
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58 |
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59 | Log(("VBOXSF: MrxQueryDirectory: FileInformationClass %d, pVBoxFobx %p, hFile %RX64, pInfoBuffer %p\n",
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60 | FileInformationClass, pVBoxFobx, pVBoxFobx->hFile, pInfoBuffer));
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61 |
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62 | if (!pVBoxFobx)
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63 | {
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64 | Log(("VBOXSF: MrxQueryDirectory: pVBoxFobx is invalid!\n"));
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65 | return STATUS_INVALID_PARAMETER;
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66 | }
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67 |
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68 | if (!DirectoryName)
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69 | return STATUS_INVALID_PARAMETER;
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70 |
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71 | if (DirectoryName->Length == 0)
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72 | Log(("VBOXSF: MrxQueryDirectory: DirectoryName = \\ (null string)\n"));
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73 | else
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74 | Log(("VBOXSF: MrxQueryDirectory: DirectoryName = %.*ls\n",
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75 | DirectoryName->Length / sizeof(WCHAR), DirectoryName->Buffer));
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76 |
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77 | if (!Template)
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78 | return STATUS_INVALID_PARAMETER;
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79 |
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80 | if (Template->Length == 0)
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81 | Log(("VBOXSF: MrxQueryDirectory: Template = \\ (null string)\n"));
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82 | else
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83 | Log(("VBOXSF: MrxQueryDirectory: Template = %.*ls\n",
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84 | Template->Length / sizeof(WCHAR), Template->Buffer));
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85 |
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86 | cbHGCMBuffer = RT_MAX(cbMaxSize, PAGE_SIZE);
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87 |
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88 | Log(("VBOXSF: MrxQueryDirectory: Allocating cbHGCMBuffer = %d\n",
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89 | cbHGCMBuffer));
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90 |
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91 | pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbHGCMBuffer);
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92 | if (!pHGCMBuffer)
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93 | {
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94 | AssertFailed();
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95 | return STATUS_INSUFFICIENT_RESOURCES;
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96 | }
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97 |
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98 | /* Assume start from the beginning. */
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99 | index = 0;
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100 | if (RxContext->QueryDirectory.IndexSpecified == TRUE)
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101 | {
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102 | Log(("VBOXSF: MrxQueryDirectory: Index specified %d\n",
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103 | index));
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104 | index = RxContext->QueryDirectory.FileIndex;
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105 | }
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106 |
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107 | fSFFlags = SHFL_LIST_NONE;
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108 | if (RxContext->QueryDirectory.ReturnSingleEntry == TRUE)
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109 | {
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110 | Log(("VBOXSF: MrxQueryDirectory: Query single entry\n"));
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111 | fSFFlags |= SHFL_LIST_RETURN_ONE;
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112 | }
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113 |
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114 | if (Template->Length)
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115 | {
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116 | ULONG ParsedPathSize, cch;
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117 |
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118 | /* Calculate size required for parsed path: dir + \ + template + 0. */
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119 | ParsedPathSize = SHFLSTRING_HEADER_SIZE + Template->Length + sizeof(WCHAR);
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120 | if (DirectoryName->Length)
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121 | ParsedPathSize += DirectoryName->Length + sizeof(WCHAR);
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122 | Log(("VBOXSF: MrxQueryDirectory: ParsedPathSize = %d\n", ParsedPathSize));
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123 |
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124 | ParsedPath = (PSHFLSTRING)vbsfAllocNonPagedMem(ParsedPathSize);
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125 | if (!ParsedPath)
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126 | {
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127 | Status = STATUS_INSUFFICIENT_RESOURCES;
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128 | goto end;
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129 | }
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130 |
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131 | if (!ShflStringInitBuffer(ParsedPath, ParsedPathSize))
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132 | {
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133 | Status = STATUS_INSUFFICIENT_RESOURCES;
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134 | goto end;
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135 | }
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136 |
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137 | cch = 0;
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138 | if (DirectoryName->Length)
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139 | {
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140 | /* Copy directory name into ParsedPath. */
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141 | RtlCopyMemory(ParsedPath->String.ucs2, DirectoryName->Buffer, DirectoryName->Length);
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142 | cch += DirectoryName->Length / sizeof(WCHAR);
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143 |
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144 | /* Add terminating backslash. */
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145 | ParsedPath->String.ucs2[cch] = L'\\';
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146 | cch++;
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147 | }
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148 |
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149 | RtlCopyMemory (&ParsedPath->String.ucs2[cch], Template->Buffer, Template->Length);
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150 | cch += Template->Length / sizeof(WCHAR);
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151 |
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152 | /* Add terminating nul. */
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153 | ParsedPath->String.ucs2[cch] = 0;
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154 |
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155 | /* cch is the number of chars without trailing nul. */
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156 | ParsedPath->u16Length = (uint16_t)(cch * sizeof(WCHAR));
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157 |
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158 | AssertMsg(ParsedPath->u16Length + sizeof(WCHAR) == ParsedPath->u16Size,
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159 | ("u16Length %d, u16Size %d\n", ParsedPath->u16Length, ParsedPath->u16Size));
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160 |
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161 | Log(("VBOXSF: MrxQueryDirectory: ParsedPath = %.*ls\n",
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162 | ParsedPath->u16Length / sizeof(WCHAR), ParsedPath->String.ucs2));
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163 | }
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164 |
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165 | cFiles = 0;
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166 |
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167 | /* vboxCallDirInfo requires a pointer to uint32_t. */
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168 | u32BufSize = cbHGCMBuffer;
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169 |
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170 | Log(("VBOXSF: MrxQueryDirectory: CallDirInfo: File = 0x%08x, Flags = 0x%08x, Index = %d, u32BufSize = %d\n",
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171 | pVBoxFobx->hFile, fSFFlags, index, u32BufSize));
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172 | vboxRC = vboxCallDirInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
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173 | ParsedPath, fSFFlags, index, &u32BufSize, (PSHFLDIRINFO)pHGCMBuffer, &cFiles);
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174 | Log(("VBOXSF: MrxQueryDirectory: u32BufSize after CallDirInfo = %d, rc = %Rrc\n",
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175 | u32BufSize, vboxRC));
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176 |
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177 | switch (vboxRC)
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178 | {
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179 | case VINF_SUCCESS:
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180 | /* Nothing to do here. */
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181 | break;
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182 |
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183 | case VERR_NO_TRANSLATION:
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184 | Log(("VBOXSF: MrxQueryDirectory: Host could not translate entry!\n"));
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185 | break;
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186 |
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187 | case VERR_NO_MORE_FILES:
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188 | if (cFiles <= 0) /* VERR_NO_MORE_FILES appears at the first lookup when just returning the current dir ".".
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189 | * So we also have to check for the cFiles counter. */
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190 | {
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191 | /* Not an error, but we have to handle the return value. */
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192 | Log(("VBOXSF: MrxQueryDirectory: Host reported no more files!\n"));
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193 |
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194 | if (RxContext->QueryDirectory.InitialQuery)
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195 | {
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196 | /* First call. MSDN on FindFirstFile: "If the function fails because no matching files
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197 | * can be found, the GetLastError function returns ERROR_FILE_NOT_FOUND."
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198 | * So map this rc to file not found.
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199 | */
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200 | Status = STATUS_NO_SUCH_FILE;
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201 | }
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202 | else
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203 | {
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204 | /* Search continued. */
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205 | Status = STATUS_NO_MORE_FILES;
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206 | }
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207 | }
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208 | break;
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209 |
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210 | case VERR_FILE_NOT_FOUND:
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211 | Status = STATUS_NO_SUCH_FILE;
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212 | Log(("VBOXSF: MrxQueryDirectory: no such file!\n"));
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213 | break;
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214 |
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215 | default:
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216 | Status = VBoxErrorToNTStatus(vboxRC);
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217 | Log(("VBOXSF: MrxQueryDirectory: Error %Rrc from CallDirInfo (cFiles=%d)!\n",
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218 | vboxRC, cFiles));
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219 | break;
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220 | }
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221 |
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222 | if (Status != STATUS_SUCCESS)
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223 | goto end;
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224 |
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225 | /* Verify that the returned buffer length is not greater than the original one. */
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226 | if (u32BufSize > (uint32_t)cbHGCMBuffer)
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227 | {
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228 | Log(("VBOXSF: MrxQueryDirectory: returned buffer size (%u) is invalid!!!\n",
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229 | u32BufSize));
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230 | Status = STATUS_INVALID_NETWORK_RESPONSE;
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231 | goto end;
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232 | }
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233 |
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234 | /* How many bytes remain in the buffer. */
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235 | cbHGCMBuffer = u32BufSize;
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236 |
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237 | pDirEntry = (PSHFLDIRINFO)pHGCMBuffer;
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238 | Status = STATUS_SUCCESS;
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239 |
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240 | Log(("VBOXSF: MrxQueryDirectory: cFiles=%d, Length=%d\n",
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241 | cFiles, cbHGCMBuffer));
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242 |
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243 | while ((*pLengthRemaining) && (cFiles > 0) && (pDirEntry != NULL))
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244 | {
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245 | int cbEntry = RT_OFFSETOF(SHFLDIRINFO, name.String) + pDirEntry->name.u16Size;
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246 |
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247 | if (cbEntry > cbHGCMBuffer)
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248 | {
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249 | Log(("VBOXSF: MrxQueryDirectory: Entry size (%d) exceeds the buffer size (%d)!!!\n",
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250 | cbEntry, cbHGCMBuffer));
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251 | Status = STATUS_INVALID_NETWORK_RESPONSE;
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252 | goto end;
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253 | }
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254 |
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255 | switch (FileInformationClass)
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256 | {
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257 | case FileDirectoryInformation:
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258 | {
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259 | PFILE_DIRECTORY_INFORMATION pInfo = (PFILE_DIRECTORY_INFORMATION)pInfoBuffer;
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260 | Log(("VBOXSF: MrxQueryDirectory: FileDirectoryInformation\n"));
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261 |
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262 | cbToCopy = sizeof(FILE_DIRECTORY_INFORMATION);
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263 | /* Struct already contains one char for null terminator. */
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264 | cbToCopy += pDirEntry->name.u16Size;
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265 |
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266 | if (*pLengthRemaining >= cbToCopy)
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267 | {
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268 | RtlZeroMemory(pInfo, cbToCopy);
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269 |
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270 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.BirthTime); /* ridiculous name */
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271 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.AccessTime);
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272 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ModificationTime);
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273 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ChangeTime);
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274 | pInfo->AllocationSize.QuadPart = pDirEntry->Info.cbAllocated;
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275 | pInfo->EndOfFile.QuadPart = pDirEntry->Info.cbObject;
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276 | pInfo->FileIndex = index;
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277 | pInfo->FileAttributes = VBoxToNTFileAttributes(pDirEntry->Info.Attr.fMode);
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278 |
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279 | INIT_FILE_NAME(pInfo, pDirEntry->name);
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280 |
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281 | /* Align to 8 byte boundary */
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282 | cbToCopy = RT_ALIGN(cbToCopy, sizeof(LONGLONG));
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283 | pInfo->NextEntryOffset = cbToCopy;
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284 | pNextOffset = &pInfo->NextEntryOffset;
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285 | }
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286 | else
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287 | {
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288 | pInfo->NextEntryOffset = 0; /* last item */
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289 | Status = STATUS_BUFFER_OVERFLOW;
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290 | }
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291 | break;
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292 | }
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293 |
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294 | case FileFullDirectoryInformation:
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295 | {
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296 | PFILE_FULL_DIR_INFORMATION pInfo = (PFILE_FULL_DIR_INFORMATION)pInfoBuffer;
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297 | Log(("VBOXSF: MrxQueryDirectory: FileFullDirectoryInformation\n"));
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298 |
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299 | cbToCopy = sizeof(FILE_FULL_DIR_INFORMATION);
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300 | /* Struct already contains one char for null terminator. */
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301 | cbToCopy += pDirEntry->name.u16Size;
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302 |
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303 | if (*pLengthRemaining >= cbToCopy)
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304 | {
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305 | RtlZeroMemory(pInfo, cbToCopy);
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306 |
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307 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.BirthTime); /* ridiculous name */
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308 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.AccessTime);
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309 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ModificationTime);
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310 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ChangeTime);
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311 | pInfo->AllocationSize.QuadPart = pDirEntry->Info.cbAllocated;
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312 | pInfo->EndOfFile.QuadPart = pDirEntry->Info.cbObject;
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313 | pInfo->EaSize = 0;
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314 | pInfo->FileIndex = index;
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315 | pInfo->FileAttributes = VBoxToNTFileAttributes(pDirEntry->Info.Attr.fMode);
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316 |
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317 | INIT_FILE_NAME(pInfo, pDirEntry->name);
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318 |
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319 | /* Align to 8 byte boundary */
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320 | cbToCopy = RT_ALIGN(cbToCopy, sizeof(LONGLONG));
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321 | pInfo->NextEntryOffset = cbToCopy;
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322 | pNextOffset = &pInfo->NextEntryOffset;
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323 | }
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324 | else
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325 | {
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326 | pInfo->NextEntryOffset = 0; /* last item */
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327 | Status = STATUS_BUFFER_OVERFLOW;
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328 | }
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329 | break;
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330 | }
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331 |
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332 | case FileBothDirectoryInformation:
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333 | {
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334 | PFILE_BOTH_DIR_INFORMATION pInfo = (PFILE_BOTH_DIR_INFORMATION)pInfoBuffer;
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335 | Log(("VBOXSF: MrxQueryDirectory: FileBothDirectoryInformation\n"));
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336 |
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337 | cbToCopy = sizeof(FILE_BOTH_DIR_INFORMATION);
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338 | /* struct already contains one char for null terminator */
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339 | cbToCopy += pDirEntry->name.u16Size;
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340 |
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341 | if (*pLengthRemaining >= cbToCopy)
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342 | {
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343 | RtlZeroMemory(pInfo, cbToCopy);
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344 |
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345 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.BirthTime); /* ridiculous name */
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346 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.AccessTime);
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347 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ModificationTime);
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348 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ChangeTime);
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349 | pInfo->AllocationSize.QuadPart = pDirEntry->Info.cbAllocated;
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350 | pInfo->EndOfFile.QuadPart = pDirEntry->Info.cbObject;
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351 | pInfo->EaSize = 0;
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352 | pInfo->ShortNameLength = 0; /* @todo ? */
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353 | pInfo->FileIndex = index;
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354 | pInfo->FileAttributes = VBoxToNTFileAttributes(pDirEntry->Info.Attr.fMode);
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355 |
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356 | INIT_FILE_NAME(pInfo, pDirEntry->name);
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357 |
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358 | Log(("VBOXSF: MrxQueryDirectory: FileBothDirectoryInformation cbAlloc = %x cbObject = %x\n",
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359 | pDirEntry->Info.cbAllocated, pDirEntry->Info.cbObject));
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360 | Log(("VBOXSF: MrxQueryDirectory: FileBothDirectoryInformation cbToCopy = %d, name size=%d name len=%d\n",
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361 | cbToCopy, pDirEntry->name.u16Size, pDirEntry->name.u16Length));
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362 | Log(("VBOXSF: MrxQueryDirectory: FileBothDirectoryInformation File name %.*ls (DirInfo)\n",
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363 | pInfo->FileNameLength / sizeof(WCHAR), pInfo->FileName));
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364 | Log(("VBOXSF: MrxQueryDirectory: FileBothDirectoryInformation File name %.*ls (DirEntry)\n",
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365 | pDirEntry->name.u16Size / sizeof(WCHAR), pDirEntry->name.String.ucs2));
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366 |
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367 | /* Align to 8 byte boundary. */
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368 | cbToCopy = RT_ALIGN(cbToCopy, sizeof(LONGLONG));
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369 | pInfo->NextEntryOffset = cbToCopy;
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370 | pNextOffset = &pInfo->NextEntryOffset;
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371 | }
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372 | else
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373 | {
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374 | pInfo->NextEntryOffset = 0; /* Last item. */
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375 | Status = STATUS_BUFFER_OVERFLOW;
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376 | }
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377 | break;
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378 | }
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379 |
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380 | case FileIdBothDirectoryInformation:
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381 | {
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382 | PFILE_ID_BOTH_DIR_INFORMATION pInfo = (PFILE_ID_BOTH_DIR_INFORMATION)pInfoBuffer;
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383 | Log(("VBOXSF: MrxQueryDirectory: FileIdBothDirectoryInformation\n"));
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384 |
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385 | cbToCopy = sizeof(FILE_ID_BOTH_DIR_INFORMATION);
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386 | /* struct already contains one char for null terminator */
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387 | cbToCopy += pDirEntry->name.u16Size;
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388 |
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389 | if (*pLengthRemaining >= cbToCopy)
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390 | {
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391 | RtlZeroMemory(pInfo, cbToCopy);
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392 |
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393 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.BirthTime); /* ridiculous name */
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394 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.AccessTime);
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395 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ModificationTime);
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396 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pDirEntry->Info.ChangeTime);
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397 | pInfo->AllocationSize.QuadPart = pDirEntry->Info.cbAllocated;
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398 | pInfo->EndOfFile.QuadPart = pDirEntry->Info.cbObject;
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399 | pInfo->EaSize = 0;
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400 | pInfo->ShortNameLength = 0; /* @todo ? */
|
---|
401 | pInfo->EaSize = 0;
|
---|
402 | pInfo->FileId.QuadPart = 0;
|
---|
403 | pInfo->FileAttributes = VBoxToNTFileAttributes(pDirEntry->Info.Attr.fMode);
|
---|
404 |
|
---|
405 | INIT_FILE_NAME(pInfo, pDirEntry->name);
|
---|
406 |
|
---|
407 | Log(("VBOXSF: MrxQueryDirectory: FileIdBothDirectoryInformation cbAlloc = 0x%RX64 cbObject = 0x%RX64\n",
|
---|
408 | pDirEntry->Info.cbAllocated, pDirEntry->Info.cbObject));
|
---|
409 | Log(("VBOXSF: MrxQueryDirectory: FileIdBothDirectoryInformation cbToCopy = %d, name size=%d name len=%d\n",
|
---|
410 | cbToCopy, pDirEntry->name.u16Size, pDirEntry->name.u16Length));
|
---|
411 | Log(("VBOXSF: MrxQueryDirectory: FileIdBothDirectoryInformation File name %.*ls (DirInfo)\n",
|
---|
412 | pInfo->FileNameLength / sizeof(WCHAR), pInfo->FileName));
|
---|
413 | Log(("VBOXSF: MrxQueryDirectory: FileIdBothDirectoryInformation File name %.*ls (DirEntry)\n",
|
---|
414 | pDirEntry->name.u16Size / sizeof(WCHAR), pDirEntry->name.String.ucs2));
|
---|
415 |
|
---|
416 | /* Align to 8 byte boundary. */
|
---|
417 | cbToCopy = RT_ALIGN(cbToCopy, sizeof(LONGLONG));
|
---|
418 | pInfo->NextEntryOffset = cbToCopy;
|
---|
419 | pNextOffset = &pInfo->NextEntryOffset;
|
---|
420 | }
|
---|
421 | else
|
---|
422 | {
|
---|
423 | pInfo->NextEntryOffset = 0; /* Last item. */
|
---|
424 | Status = STATUS_BUFFER_OVERFLOW;
|
---|
425 | }
|
---|
426 | break;
|
---|
427 | }
|
---|
428 |
|
---|
429 | case FileNamesInformation:
|
---|
430 | {
|
---|
431 | PFILE_NAMES_INFORMATION pInfo = (PFILE_NAMES_INFORMATION)pInfoBuffer;
|
---|
432 | Log(("VBOXSF: MrxQueryDirectory: FileNamesInformation\n"));
|
---|
433 |
|
---|
434 | cbToCopy = sizeof(FILE_NAMES_INFORMATION);
|
---|
435 | /* Struct already contains one char for null terminator. */
|
---|
436 | cbToCopy += pDirEntry->name.u16Size;
|
---|
437 |
|
---|
438 | if (*pLengthRemaining >= cbToCopy)
|
---|
439 | {
|
---|
440 | RtlZeroMemory(pInfo, cbToCopy);
|
---|
441 |
|
---|
442 | pInfo->FileIndex = index;
|
---|
443 |
|
---|
444 | INIT_FILE_NAME(pInfo, pDirEntry->name);
|
---|
445 |
|
---|
446 | Log(("VBOXSF: MrxQueryDirectory: FileNamesInformation: File name [%.*ls]\n",
|
---|
447 | pInfo->FileNameLength / sizeof(WCHAR), pInfo->FileName));
|
---|
448 |
|
---|
449 | /* Align to 8 byte boundary. */
|
---|
450 | cbToCopy = RT_ALIGN(cbToCopy, sizeof(LONGLONG));
|
---|
451 | pInfo->NextEntryOffset = cbToCopy;
|
---|
452 | pNextOffset = &pInfo->NextEntryOffset;
|
---|
453 | }
|
---|
454 | else
|
---|
455 | {
|
---|
456 | pInfo->NextEntryOffset = 0; /* Last item. */
|
---|
457 | Status = STATUS_BUFFER_OVERFLOW;
|
---|
458 | }
|
---|
459 | break;
|
---|
460 | }
|
---|
461 |
|
---|
462 | default:
|
---|
463 | Log(("VBOXSF: MrxQueryDirectory: Not supported FileInformationClass %d!\n",
|
---|
464 | FileInformationClass));
|
---|
465 | Status = STATUS_INVALID_PARAMETER;
|
---|
466 | goto end;
|
---|
467 | }
|
---|
468 |
|
---|
469 | cbHGCMBuffer -= cbEntry;
|
---|
470 | pDirEntry = (PSHFLDIRINFO)((uintptr_t)pDirEntry + cbEntry);
|
---|
471 |
|
---|
472 | Log(("VBOXSF: MrxQueryDirectory: %d bytes left in HGCM buffer\n",
|
---|
473 | cbHGCMBuffer));
|
---|
474 |
|
---|
475 | if (*pLengthRemaining >= cbToCopy)
|
---|
476 | {
|
---|
477 | pInfoBuffer += cbToCopy;
|
---|
478 | *pLengthRemaining -= cbToCopy;
|
---|
479 | }
|
---|
480 | else
|
---|
481 | break;
|
---|
482 |
|
---|
483 | if (RxContext->QueryDirectory.ReturnSingleEntry)
|
---|
484 | break;
|
---|
485 |
|
---|
486 | /* More left? */
|
---|
487 | if (cbHGCMBuffer <= 0)
|
---|
488 | break;
|
---|
489 |
|
---|
490 | index++; /* File Index. */
|
---|
491 |
|
---|
492 | cFiles--;
|
---|
493 | }
|
---|
494 |
|
---|
495 | if (pNextOffset)
|
---|
496 | *pNextOffset = 0; /* Last pInfo->NextEntryOffset should be set to zero! */
|
---|
497 |
|
---|
498 | end:
|
---|
499 | if (pHGCMBuffer)
|
---|
500 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
501 |
|
---|
502 | if (ParsedPath)
|
---|
503 | vbsfFreeNonPagedMem(ParsedPath);
|
---|
504 |
|
---|
505 | Log(("VBOXSF: MrxQueryDirectory: Returned 0x%08X\n",
|
---|
506 | Status));
|
---|
507 | return Status;
|
---|
508 | }
|
---|
509 |
|
---|
510 | NTSTATUS VBoxMRxQueryVolumeInfo(IN OUT PRX_CONTEXT RxContext)
|
---|
511 | {
|
---|
512 | NTSTATUS Status;
|
---|
513 |
|
---|
514 | RxCaptureFcb;
|
---|
515 | RxCaptureFobx;
|
---|
516 |
|
---|
517 | PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
|
---|
518 | PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
|
---|
519 | PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
|
---|
520 |
|
---|
521 | FS_INFORMATION_CLASS FsInformationClass = RxContext->Info.FsInformationClass;
|
---|
522 | PVOID pInfoBuffer = RxContext->Info.Buffer;
|
---|
523 | ULONG cbInfoBuffer = RxContext->Info.LengthRemaining;
|
---|
524 | ULONG cbToCopy = 0;
|
---|
525 | ULONG cbString = 0;
|
---|
526 |
|
---|
527 | Log(("VBOXSF: MrxQueryVolumeInfo: pInfoBuffer = %p, cbInfoBuffer = %d\n",
|
---|
528 | RxContext->Info.Buffer, RxContext->Info.LengthRemaining));
|
---|
529 | Log(("VBOXSF: MrxQueryVolumeInfo: vboxFobx = %p, Handle = 0x%RX64\n",
|
---|
530 | pVBoxFobx, pVBoxFobx? pVBoxFobx->hFile: 0));
|
---|
531 |
|
---|
532 | Status = STATUS_INVALID_PARAMETER;
|
---|
533 |
|
---|
534 | switch (FsInformationClass)
|
---|
535 | {
|
---|
536 | case FileFsVolumeInformation:
|
---|
537 | {
|
---|
538 | PFILE_FS_VOLUME_INFORMATION pInfo = (PFILE_FS_VOLUME_INFORMATION)pInfoBuffer;
|
---|
539 |
|
---|
540 | PMRX_NET_ROOT pNetRoot = capFcb->pNetRoot;
|
---|
541 | PMRX_SRV_CALL pSrvCall = pNetRoot->pSrvCall;
|
---|
542 |
|
---|
543 | PWCHAR pRootName;
|
---|
544 | ULONG cbRootName;
|
---|
545 |
|
---|
546 | PSHFLVOLINFO pShflVolInfo;
|
---|
547 | uint32_t cbHGCMBuffer;
|
---|
548 | uint8_t *pHGCMBuffer;
|
---|
549 | int vboxRC;
|
---|
550 |
|
---|
551 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsVolumeInformation\n"));
|
---|
552 |
|
---|
553 | if (!pVBoxFobx)
|
---|
554 | {
|
---|
555 | Log(("VBOXSF: MrxQueryVolumeInfo: pVBoxFobx is NULL!\n"));
|
---|
556 | Status = STATUS_INVALID_PARAMETER;
|
---|
557 | break;
|
---|
558 | }
|
---|
559 |
|
---|
560 | cbRootName = pNetRoot->pNetRootName->Length - pSrvCall->pSrvCallName->Length;
|
---|
561 | cbRootName -= sizeof(WCHAR); /* Remove the leading backslash. */
|
---|
562 | pRootName = pNetRoot->pNetRootName->Buffer + (pSrvCall->pSrvCallName->Length / sizeof(WCHAR));
|
---|
563 | pRootName++; /* Remove the leading backslash. */
|
---|
564 |
|
---|
565 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsVolumeInformation: Root name = %.*ls, %d bytes\n",
|
---|
566 | cbRootName / sizeof(WCHAR), pRootName, cbRootName));
|
---|
567 |
|
---|
568 | cbToCopy = FIELD_OFFSET(FILE_FS_VOLUME_INFORMATION, VolumeLabel);
|
---|
569 |
|
---|
570 | cbString = VBOX_VOLNAME_PREFIX_SIZE;
|
---|
571 | cbString += cbRootName;
|
---|
572 | cbString += sizeof(WCHAR);
|
---|
573 |
|
---|
574 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsVolumeInformation: cbToCopy %d, cbString %d\n",
|
---|
575 | cbToCopy, cbString));
|
---|
576 |
|
---|
577 | if (cbInfoBuffer < cbToCopy)
|
---|
578 | {
|
---|
579 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
580 | break;
|
---|
581 | }
|
---|
582 |
|
---|
583 | RtlZeroMemory(pInfo, cbToCopy);
|
---|
584 |
|
---|
585 | /* Query serial number. */
|
---|
586 | cbHGCMBuffer = sizeof(SHFLVOLINFO);
|
---|
587 | pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbHGCMBuffer);
|
---|
588 | if (!pHGCMBuffer)
|
---|
589 | {
|
---|
590 | Status = STATUS_INSUFFICIENT_RESOURCES;
|
---|
591 | break;
|
---|
592 | }
|
---|
593 |
|
---|
594 | vboxRC = vboxCallFSInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
|
---|
595 | SHFL_INFO_GET | SHFL_INFO_VOLUME, &cbHGCMBuffer, (PSHFLDIRINFO)pHGCMBuffer);
|
---|
596 |
|
---|
597 | if (vboxRC != VINF_SUCCESS)
|
---|
598 | {
|
---|
599 | Status = VBoxErrorToNTStatus(vboxRC);
|
---|
600 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
601 | break;
|
---|
602 | }
|
---|
603 |
|
---|
604 | pShflVolInfo = (PSHFLVOLINFO)pHGCMBuffer;
|
---|
605 | pInfo->VolumeSerialNumber = pShflVolInfo->ulSerial;
|
---|
606 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
607 |
|
---|
608 | pInfo->VolumeCreationTime.QuadPart = 0;
|
---|
609 | pInfo->SupportsObjects = FALSE;
|
---|
610 |
|
---|
611 | if (cbInfoBuffer >= cbToCopy + cbString)
|
---|
612 | {
|
---|
613 | RtlCopyMemory(&pInfo->VolumeLabel[0],
|
---|
614 | VBOX_VOLNAME_PREFIX,
|
---|
615 | VBOX_VOLNAME_PREFIX_SIZE);
|
---|
616 | RtlCopyMemory(&pInfo->VolumeLabel[VBOX_VOLNAME_PREFIX_SIZE / sizeof(WCHAR)],
|
---|
617 | pRootName,
|
---|
618 | cbRootName);
|
---|
619 | pInfo->VolumeLabel[cbString / sizeof(WCHAR) - 1] = 0;
|
---|
620 | }
|
---|
621 | else
|
---|
622 | {
|
---|
623 | cbString = cbInfoBuffer - cbToCopy;
|
---|
624 |
|
---|
625 | RtlCopyMemory(&pInfo->VolumeLabel[0],
|
---|
626 | VBOX_VOLNAME_PREFIX,
|
---|
627 | RT_MIN(cbString, VBOX_VOLNAME_PREFIX_SIZE));
|
---|
628 | if (cbString > VBOX_VOLNAME_PREFIX_SIZE)
|
---|
629 | {
|
---|
630 | RtlCopyMemory(&pInfo->VolumeLabel[VBOX_VOLNAME_PREFIX_SIZE / sizeof(WCHAR)],
|
---|
631 | pRootName,
|
---|
632 | cbString - VBOX_VOLNAME_PREFIX_SIZE);
|
---|
633 | }
|
---|
634 | }
|
---|
635 |
|
---|
636 | pInfo->VolumeLabelLength = cbString;
|
---|
637 |
|
---|
638 | cbToCopy += cbString;
|
---|
639 |
|
---|
640 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsVolumeInformation: VolumeLabelLength %d\n",
|
---|
641 | pInfo->VolumeLabelLength));
|
---|
642 |
|
---|
643 | Status = STATUS_SUCCESS;
|
---|
644 | break;
|
---|
645 | }
|
---|
646 |
|
---|
647 | case FileFsLabelInformation:
|
---|
648 | {
|
---|
649 | PFILE_FS_LABEL_INFORMATION pInfo = (PFILE_FS_LABEL_INFORMATION)pInfoBuffer;
|
---|
650 |
|
---|
651 | PMRX_NET_ROOT pNetRoot = capFcb->pNetRoot;
|
---|
652 | PMRX_SRV_CALL pSrvCall = pNetRoot->pSrvCall;
|
---|
653 |
|
---|
654 | PWCHAR pRootName;
|
---|
655 | ULONG cbRootName;
|
---|
656 |
|
---|
657 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsLabelInformation\n"));
|
---|
658 |
|
---|
659 | cbRootName = pNetRoot->pNetRootName->Length - pSrvCall->pSrvCallName->Length;
|
---|
660 | cbRootName -= sizeof(WCHAR); /* Remove the leading backslash. */
|
---|
661 | pRootName = pNetRoot->pNetRootName->Buffer + (pSrvCall->pSrvCallName->Length / sizeof(WCHAR));
|
---|
662 | pRootName++; /* Remove the leading backslash. */
|
---|
663 |
|
---|
664 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsLabelInformation: Root name = %.*ls, %d bytes\n",
|
---|
665 | cbRootName / sizeof(WCHAR), pRootName, cbRootName));
|
---|
666 |
|
---|
667 | cbToCopy = FIELD_OFFSET(FILE_FS_LABEL_INFORMATION, VolumeLabel);
|
---|
668 |
|
---|
669 | cbString = VBOX_VOLNAME_PREFIX_SIZE;
|
---|
670 | cbString += cbRootName;
|
---|
671 | cbString += sizeof(WCHAR);
|
---|
672 |
|
---|
673 | if (cbInfoBuffer < cbToCopy)
|
---|
674 | {
|
---|
675 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
676 | break;
|
---|
677 | }
|
---|
678 |
|
---|
679 | RtlZeroMemory(pInfo, cbToCopy);
|
---|
680 |
|
---|
681 | if (cbInfoBuffer >= cbToCopy + cbString)
|
---|
682 | {
|
---|
683 | RtlCopyMemory(&pInfo->VolumeLabel[0],
|
---|
684 | VBOX_VOLNAME_PREFIX,
|
---|
685 | VBOX_VOLNAME_PREFIX_SIZE);
|
---|
686 | RtlCopyMemory(&pInfo->VolumeLabel[VBOX_VOLNAME_PREFIX_SIZE / sizeof(WCHAR)],
|
---|
687 | pRootName,
|
---|
688 | cbRootName);
|
---|
689 | pInfo->VolumeLabel[cbString / sizeof(WCHAR) - 1] = 0;
|
---|
690 | }
|
---|
691 | else
|
---|
692 | {
|
---|
693 | cbString = cbInfoBuffer - cbToCopy;
|
---|
694 |
|
---|
695 | RtlCopyMemory(&pInfo->VolumeLabel[0],
|
---|
696 | VBOX_VOLNAME_PREFIX,
|
---|
697 | RT_MIN(cbString, VBOX_VOLNAME_PREFIX_SIZE));
|
---|
698 | if (cbString > VBOX_VOLNAME_PREFIX_SIZE)
|
---|
699 | {
|
---|
700 | RtlCopyMemory(&pInfo->VolumeLabel[VBOX_VOLNAME_PREFIX_SIZE / sizeof(WCHAR)],
|
---|
701 | pRootName,
|
---|
702 | cbString - VBOX_VOLNAME_PREFIX_SIZE);
|
---|
703 | }
|
---|
704 | }
|
---|
705 |
|
---|
706 | pInfo->VolumeLabelLength = cbString;
|
---|
707 |
|
---|
708 | cbToCopy += cbString;
|
---|
709 |
|
---|
710 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsLabelInformation: VolumeLabelLength %d\n",
|
---|
711 | pInfo->VolumeLabelLength));
|
---|
712 |
|
---|
713 | Status = STATUS_SUCCESS;
|
---|
714 | break;
|
---|
715 | }
|
---|
716 |
|
---|
717 | case FileFsFullSizeInformation:
|
---|
718 | case FileFsSizeInformation:
|
---|
719 | {
|
---|
720 | PFILE_FS_FULL_SIZE_INFORMATION pFullSizeInfo = (PFILE_FS_FULL_SIZE_INFORMATION)pInfoBuffer;
|
---|
721 | PFILE_FS_SIZE_INFORMATION pSizeInfo = (PFILE_FS_SIZE_INFORMATION)pInfoBuffer;
|
---|
722 |
|
---|
723 | uint32_t cbHGCMBuffer;
|
---|
724 | uint8_t *pHGCMBuffer;
|
---|
725 | int vboxRC;
|
---|
726 | PSHFLVOLINFO pShflVolInfo;
|
---|
727 |
|
---|
728 | LARGE_INTEGER TotalAllocationUnits;
|
---|
729 | LARGE_INTEGER AvailableAllocationUnits;
|
---|
730 | ULONG SectorsPerAllocationUnit;
|
---|
731 | ULONG BytesPerSector;
|
---|
732 |
|
---|
733 | if (FsInformationClass == FileFsFullSizeInformation)
|
---|
734 | {
|
---|
735 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsFullSizeInformation\n"));
|
---|
736 | cbToCopy = sizeof(FILE_FS_FULL_SIZE_INFORMATION);
|
---|
737 | }
|
---|
738 | else
|
---|
739 | {
|
---|
740 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsSizeInformation\n"));
|
---|
741 | cbToCopy = sizeof(FILE_FS_SIZE_INFORMATION);
|
---|
742 | }
|
---|
743 |
|
---|
744 | if (!pVBoxFobx)
|
---|
745 | {
|
---|
746 | Log(("VBOXSF: MrxQueryVolumeInfo: pVBoxFobx is NULL!\n"));
|
---|
747 | Status = STATUS_INVALID_PARAMETER;
|
---|
748 | break;
|
---|
749 | }
|
---|
750 |
|
---|
751 | if (cbInfoBuffer < cbToCopy)
|
---|
752 | {
|
---|
753 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
754 | break;
|
---|
755 | }
|
---|
756 |
|
---|
757 | RtlZeroMemory(pInfoBuffer, cbToCopy);
|
---|
758 |
|
---|
759 | cbHGCMBuffer = sizeof(SHFLVOLINFO);
|
---|
760 | pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbHGCMBuffer);
|
---|
761 | if (!pHGCMBuffer)
|
---|
762 | {
|
---|
763 | Status = STATUS_INSUFFICIENT_RESOURCES;
|
---|
764 | break;
|
---|
765 | }
|
---|
766 |
|
---|
767 | vboxRC = vboxCallFSInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
|
---|
768 | SHFL_INFO_GET | SHFL_INFO_VOLUME, &cbHGCMBuffer, (PSHFLDIRINFO)pHGCMBuffer);
|
---|
769 |
|
---|
770 | if (vboxRC != VINF_SUCCESS)
|
---|
771 | {
|
---|
772 | Status = VBoxErrorToNTStatus(vboxRC);
|
---|
773 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
774 | break;
|
---|
775 | }
|
---|
776 |
|
---|
777 | pShflVolInfo = (PSHFLVOLINFO)pHGCMBuffer;
|
---|
778 |
|
---|
779 | TotalAllocationUnits.QuadPart = pShflVolInfo->ullTotalAllocationBytes / pShflVolInfo->ulBytesPerAllocationUnit;
|
---|
780 | AvailableAllocationUnits.QuadPart = pShflVolInfo->ullAvailableAllocationBytes / pShflVolInfo->ulBytesPerAllocationUnit;
|
---|
781 | SectorsPerAllocationUnit = pShflVolInfo->ulBytesPerAllocationUnit / pShflVolInfo->ulBytesPerSector;
|
---|
782 | BytesPerSector = pShflVolInfo->ulBytesPerSector;
|
---|
783 |
|
---|
784 | Log(("VBOXSF: MrxQueryVolumeInfo: TotalAllocationUnits 0x%RX64\n", TotalAllocationUnits.QuadPart));
|
---|
785 | Log(("VBOXSF: MrxQueryVolumeInfo: AvailableAllocationUnits 0x%RX64\n", AvailableAllocationUnits.QuadPart));
|
---|
786 | Log(("VBOXSF: MrxQueryVolumeInfo: SectorsPerAllocationUnit 0x%X\n", SectorsPerAllocationUnit));
|
---|
787 | Log(("VBOXSF: MrxQueryVolumeInfo: BytesPerSector 0x%X\n", BytesPerSector));
|
---|
788 |
|
---|
789 | if (FsInformationClass == FileFsFullSizeInformation)
|
---|
790 | {
|
---|
791 | pFullSizeInfo->TotalAllocationUnits = TotalAllocationUnits;
|
---|
792 | pFullSizeInfo->CallerAvailableAllocationUnits = AvailableAllocationUnits;
|
---|
793 | pFullSizeInfo->ActualAvailableAllocationUnits = AvailableAllocationUnits;
|
---|
794 | pFullSizeInfo->SectorsPerAllocationUnit = SectorsPerAllocationUnit;
|
---|
795 | pFullSizeInfo->BytesPerSector = BytesPerSector;
|
---|
796 | }
|
---|
797 | else
|
---|
798 | {
|
---|
799 | pSizeInfo->TotalAllocationUnits = TotalAllocationUnits;
|
---|
800 | pSizeInfo->AvailableAllocationUnits = AvailableAllocationUnits;
|
---|
801 | pSizeInfo->SectorsPerAllocationUnit = SectorsPerAllocationUnit;
|
---|
802 | pSizeInfo->BytesPerSector = BytesPerSector;
|
---|
803 | }
|
---|
804 |
|
---|
805 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
806 |
|
---|
807 | Status = STATUS_SUCCESS;
|
---|
808 | break;
|
---|
809 | }
|
---|
810 |
|
---|
811 | case FileFsDeviceInformation:
|
---|
812 | {
|
---|
813 | PFILE_FS_DEVICE_INFORMATION pInfo = (PFILE_FS_DEVICE_INFORMATION)pInfoBuffer;
|
---|
814 | PMRX_NET_ROOT NetRoot = capFcb->pNetRoot;
|
---|
815 |
|
---|
816 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsDeviceInformation: Type = %d\n",
|
---|
817 | NetRoot->DeviceType));
|
---|
818 |
|
---|
819 | cbToCopy = sizeof(FILE_FS_DEVICE_INFORMATION);
|
---|
820 |
|
---|
821 | if (cbInfoBuffer < cbToCopy)
|
---|
822 | {
|
---|
823 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
824 | break;
|
---|
825 | }
|
---|
826 |
|
---|
827 | pInfo->DeviceType = NetRoot->DeviceType;
|
---|
828 | pInfo->Characteristics = FILE_REMOTE_DEVICE;
|
---|
829 |
|
---|
830 | Status = STATUS_SUCCESS;
|
---|
831 | break;
|
---|
832 | }
|
---|
833 |
|
---|
834 | case FileFsAttributeInformation:
|
---|
835 | {
|
---|
836 | PFILE_FS_ATTRIBUTE_INFORMATION pInfo = (PFILE_FS_ATTRIBUTE_INFORMATION)pInfoBuffer;
|
---|
837 |
|
---|
838 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsAttributeInformation\n"));
|
---|
839 |
|
---|
840 | cbToCopy = FIELD_OFFSET(FILE_FS_ATTRIBUTE_INFORMATION, FileSystemName);
|
---|
841 |
|
---|
842 | cbString = sizeof(MRX_VBOX_FILESYS_NAME_U);
|
---|
843 |
|
---|
844 | if (cbInfoBuffer < cbToCopy)
|
---|
845 | {
|
---|
846 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
847 | break;
|
---|
848 | }
|
---|
849 |
|
---|
850 | pInfo->FileSystemAttributes = 0; /** @todo set unicode, case sensitive etc? */
|
---|
851 | pInfo->MaximumComponentNameLength = 255; /** @todo should query from the host */
|
---|
852 |
|
---|
853 | if (cbInfoBuffer >= cbToCopy + cbString)
|
---|
854 | {
|
---|
855 | RtlCopyMemory(pInfo->FileSystemName,
|
---|
856 | MRX_VBOX_FILESYS_NAME_U,
|
---|
857 | sizeof(MRX_VBOX_FILESYS_NAME_U));
|
---|
858 | }
|
---|
859 | else
|
---|
860 | {
|
---|
861 | cbString = cbInfoBuffer - cbToCopy;
|
---|
862 |
|
---|
863 | RtlCopyMemory(pInfo->FileSystemName,
|
---|
864 | MRX_VBOX_FILESYS_NAME_U,
|
---|
865 | RT_MIN(cbString, sizeof(MRX_VBOX_FILESYS_NAME_U)));
|
---|
866 | }
|
---|
867 |
|
---|
868 | pInfo->FileSystemNameLength = cbString;
|
---|
869 |
|
---|
870 | cbToCopy += cbString;
|
---|
871 |
|
---|
872 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsAttributeInformation: FileSystemNameLength %d\n",
|
---|
873 | pInfo->FileSystemNameLength));
|
---|
874 |
|
---|
875 | Status = STATUS_SUCCESS;
|
---|
876 | break;
|
---|
877 | }
|
---|
878 |
|
---|
879 | case FileFsControlInformation:
|
---|
880 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsControlInformation: not supported\n"));
|
---|
881 | Status = STATUS_INVALID_PARAMETER;
|
---|
882 | break;
|
---|
883 |
|
---|
884 | case FileFsObjectIdInformation:
|
---|
885 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsObjectIdInformation: not supported\n"));
|
---|
886 | Status = STATUS_INVALID_PARAMETER;
|
---|
887 | break;
|
---|
888 |
|
---|
889 | case FileFsMaximumInformation:
|
---|
890 | Log(("VBOXSF: MrxQueryVolumeInfo: FileFsMaximumInformation: not supported\n"));
|
---|
891 | Status = STATUS_INVALID_PARAMETER;
|
---|
892 | break;
|
---|
893 |
|
---|
894 | default:
|
---|
895 | Log(("VBOXSF: MrxQueryVolumeInfo: Not supported FsInformationClass %d!\n",
|
---|
896 | FsInformationClass));
|
---|
897 | Status = STATUS_INVALID_PARAMETER;
|
---|
898 | break;
|
---|
899 | }
|
---|
900 |
|
---|
901 | if (Status == STATUS_SUCCESS)
|
---|
902 | RxContext->Info.LengthRemaining = cbInfoBuffer - cbToCopy;
|
---|
903 | else if (Status == STATUS_BUFFER_TOO_SMALL)
|
---|
904 | {
|
---|
905 | Log(("VBOXSF: MrxQueryVolumeInfo: Insufficient buffer size %d, required %d\n",
|
---|
906 | cbInfoBuffer, cbToCopy));
|
---|
907 | RxContext->InformationToReturn = cbToCopy;
|
---|
908 | }
|
---|
909 |
|
---|
910 | Log(("VBOXSF: MrxQueryVolumeInfo: cbToCopy = %d, LengthRemaining = %d, Status = 0x%08X\n",
|
---|
911 | cbToCopy, RxContext->Info.LengthRemaining, Status));
|
---|
912 |
|
---|
913 | return Status;
|
---|
914 | }
|
---|
915 |
|
---|
916 | NTSTATUS VBoxMRxQueryFileInfo(IN PRX_CONTEXT RxContext)
|
---|
917 | {
|
---|
918 | NTSTATUS Status = STATUS_SUCCESS;
|
---|
919 |
|
---|
920 | RxCaptureFcb;
|
---|
921 | RxCaptureFobx;
|
---|
922 |
|
---|
923 | PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
|
---|
924 | PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
|
---|
925 | PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
|
---|
926 |
|
---|
927 | PUNICODE_STRING FileName = GET_ALREADY_PREFIXED_NAME_FROM_CONTEXT(RxContext);
|
---|
928 | FILE_INFORMATION_CLASS FunctionalityRequested = RxContext->Info.FileInformationClass;
|
---|
929 | PCHAR pInfoBuffer = (PCHAR)RxContext->Info.Buffer;
|
---|
930 | uint32_t cbInfoBuffer = RxContext->Info.Length;
|
---|
931 | ULONG *pLengthRemaining = (PULONG) & RxContext->Info.LengthRemaining;
|
---|
932 |
|
---|
933 | int vboxRC = 0;
|
---|
934 |
|
---|
935 | ULONG cbToCopy = 0;
|
---|
936 | uint8_t *pHGCMBuffer = 0;
|
---|
937 | uint32_t cbHGCMBuffer;
|
---|
938 | PSHFLFSOBJINFO pFileEntry = NULL;
|
---|
939 |
|
---|
940 | if (!pLengthRemaining)
|
---|
941 | {
|
---|
942 | Log(("VBOXSF: MrxQueryFileInfo: length pointer is NULL!\n"));
|
---|
943 | return STATUS_INVALID_PARAMETER;
|
---|
944 | }
|
---|
945 |
|
---|
946 | Log(("VBOXSF: MrxQueryFileInfo: InfoBuffer = %p, Size = %d bytes, LenRemain = %d bytes\n",
|
---|
947 | pInfoBuffer, cbInfoBuffer, *pLengthRemaining));
|
---|
948 |
|
---|
949 | if (!pVBoxFobx)
|
---|
950 | {
|
---|
951 | Log(("VBOXSF: MrxQueryFileInfo: pVBoxFobx is NULL!\n"));
|
---|
952 | return STATUS_INVALID_PARAMETER;
|
---|
953 | }
|
---|
954 |
|
---|
955 | if (!pInfoBuffer)
|
---|
956 | {
|
---|
957 | Log(("VBOXSF: MrxQueryFileInfo: pInfoBuffer is NULL!\n"));
|
---|
958 | return STATUS_INVALID_PARAMETER;
|
---|
959 | }
|
---|
960 |
|
---|
961 | if (pVBoxFobx->FileStandardInfo.Directory == TRUE)
|
---|
962 | {
|
---|
963 | Log(("VBOXSF: MrxQueryFileInfo: Directory -> Copy info retrieved during the create call\n"));
|
---|
964 | Status = STATUS_SUCCESS;
|
---|
965 |
|
---|
966 | switch (FunctionalityRequested)
|
---|
967 | {
|
---|
968 | case FileBasicInformation:
|
---|
969 | {
|
---|
970 | PFILE_BASIC_INFORMATION pInfo = (PFILE_BASIC_INFORMATION)pInfoBuffer;
|
---|
971 | Log(("VBOXSF: MrxQueryFileInfo: FileBasicInformation\n"));
|
---|
972 |
|
---|
973 | cbToCopy = sizeof(FILE_BASIC_INFORMATION);
|
---|
974 |
|
---|
975 | if (*pLengthRemaining >= cbToCopy)
|
---|
976 | {
|
---|
977 | *pInfo = pVBoxFobx->FileBasicInfo;
|
---|
978 | Log(("VBOXSF: MrxQueryFileInfo: FileBasicInformation: File attributes: 0x%x\n",
|
---|
979 | pInfo->FileAttributes));
|
---|
980 | }
|
---|
981 | else
|
---|
982 | {
|
---|
983 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
984 | }
|
---|
985 | break;
|
---|
986 | }
|
---|
987 |
|
---|
988 | case FileStandardInformation:
|
---|
989 | {
|
---|
990 | PFILE_STANDARD_INFORMATION pInfo = (PFILE_STANDARD_INFORMATION)pInfoBuffer;
|
---|
991 | Log(("VBOXSF: MrxQueryFileInfo: FileStandardInformation\n"));
|
---|
992 |
|
---|
993 | cbToCopy = sizeof(FILE_STANDARD_INFORMATION);
|
---|
994 |
|
---|
995 | if (*pLengthRemaining >= cbToCopy)
|
---|
996 | *pInfo = pVBoxFobx->FileStandardInfo;
|
---|
997 | else
|
---|
998 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
999 | break;
|
---|
1000 | }
|
---|
1001 |
|
---|
1002 | case FileNamesInformation:
|
---|
1003 | {
|
---|
1004 | PFILE_NAMES_INFORMATION pInfo = (PFILE_NAMES_INFORMATION)pInfoBuffer;
|
---|
1005 | Log(("VBOXSF: MrxQueryFileInfo: FileNamesInformation\n"));
|
---|
1006 |
|
---|
1007 | cbToCopy = sizeof(FILE_NAMES_INFORMATION);
|
---|
1008 | /* And size in bytes of the WCHAR name. */
|
---|
1009 | cbToCopy += FileName->Length;
|
---|
1010 |
|
---|
1011 | if (*pLengthRemaining >= cbToCopy)
|
---|
1012 | {
|
---|
1013 | RtlZeroMemory(pInfo, cbToCopy);
|
---|
1014 |
|
---|
1015 | pInfo->FileNameLength = FileName->Length;
|
---|
1016 |
|
---|
1017 | RtlCopyMemory(pInfo->FileName, FileName->Buffer, FileName->Length);
|
---|
1018 | pInfo->FileName[FileName->Length] = 0; /* FILE_NAMES_INFORMATION had space for the nul. */
|
---|
1019 | }
|
---|
1020 | else
|
---|
1021 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1022 | break;
|
---|
1023 | }
|
---|
1024 |
|
---|
1025 | case FileInternalInformation:
|
---|
1026 | {
|
---|
1027 | PFILE_INTERNAL_INFORMATION pInfo = (PFILE_INTERNAL_INFORMATION)pInfoBuffer;
|
---|
1028 | Log(("VBOXSF: MrxQueryFileInfo: FileInternalInformation\n"));
|
---|
1029 |
|
---|
1030 | cbToCopy = sizeof(FILE_INTERNAL_INFORMATION);
|
---|
1031 |
|
---|
1032 | if (*pLengthRemaining >= cbToCopy)
|
---|
1033 | {
|
---|
1034 | /* A 8-byte file reference number for the file. */
|
---|
1035 | pInfo->IndexNumber.QuadPart = (ULONG_PTR)capFcb;
|
---|
1036 | }
|
---|
1037 | else
|
---|
1038 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1039 | break;
|
---|
1040 | }
|
---|
1041 | case FileEaInformation:
|
---|
1042 | {
|
---|
1043 | PFILE_EA_INFORMATION pInfo = (PFILE_EA_INFORMATION)pInfoBuffer;
|
---|
1044 | Log(("VBOXSF: MrxQueryFileInfo: FileEaInformation\n"));
|
---|
1045 |
|
---|
1046 | cbToCopy = sizeof(FILE_EA_INFORMATION);
|
---|
1047 |
|
---|
1048 | if (*pLengthRemaining >= cbToCopy)
|
---|
1049 | {
|
---|
1050 | pInfo->EaSize = 0;
|
---|
1051 | }
|
---|
1052 | else
|
---|
1053 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1054 | break;
|
---|
1055 | }
|
---|
1056 |
|
---|
1057 | case FileNetworkOpenInformation:
|
---|
1058 | {
|
---|
1059 | PFILE_NETWORK_OPEN_INFORMATION pInfo = (PFILE_NETWORK_OPEN_INFORMATION)pInfoBuffer;
|
---|
1060 | Log(("VBOXSF: MrxQueryFileInfo: FileNetworkOpenInformation\n"));
|
---|
1061 |
|
---|
1062 | cbToCopy = sizeof(FILE_NETWORK_OPEN_INFORMATION);
|
---|
1063 |
|
---|
1064 | if (*pLengthRemaining >= cbToCopy)
|
---|
1065 | {
|
---|
1066 | pInfo->CreationTime = pVBoxFobx->FileBasicInfo.CreationTime;
|
---|
1067 | pInfo->LastAccessTime = pVBoxFobx->FileBasicInfo.LastAccessTime;
|
---|
1068 | pInfo->LastWriteTime = pVBoxFobx->FileBasicInfo.LastWriteTime;
|
---|
1069 | pInfo->ChangeTime = pVBoxFobx->FileBasicInfo.ChangeTime;
|
---|
1070 | pInfo->AllocationSize.QuadPart = 0;
|
---|
1071 | pInfo->EndOfFile.QuadPart = 0;
|
---|
1072 | pInfo->FileAttributes = pVBoxFobx->FileBasicInfo.FileAttributes;
|
---|
1073 | }
|
---|
1074 | else
|
---|
1075 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1076 | break;
|
---|
1077 | }
|
---|
1078 |
|
---|
1079 | case FileStreamInformation:
|
---|
1080 | Log(("VBOXSF: MrxQueryFileInfo: FileStreamInformation: not supported\n"));
|
---|
1081 | Status = STATUS_INVALID_PARAMETER;
|
---|
1082 | goto end;
|
---|
1083 |
|
---|
1084 | default:
|
---|
1085 | Log(("VBOXSF: MrxQueryFileInfo: Not supported FunctionalityRequested %d!\n",
|
---|
1086 | FunctionalityRequested));
|
---|
1087 | Status = STATUS_INVALID_PARAMETER;
|
---|
1088 | goto end;
|
---|
1089 | }
|
---|
1090 | }
|
---|
1091 | else /* Entry is a file. */
|
---|
1092 | {
|
---|
1093 | cbHGCMBuffer = RT_MAX(cbInfoBuffer, PAGE_SIZE);
|
---|
1094 | pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbHGCMBuffer);
|
---|
1095 |
|
---|
1096 | if (!pHGCMBuffer)
|
---|
1097 | return STATUS_INSUFFICIENT_RESOURCES;
|
---|
1098 |
|
---|
1099 | Assert(pVBoxFobx && pNetRootExtension && pDeviceExtension);
|
---|
1100 | vboxRC = vboxCallFSInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
|
---|
1101 | SHFL_INFO_GET | SHFL_INFO_FILE, &cbHGCMBuffer, (PSHFLDIRINFO)pHGCMBuffer);
|
---|
1102 |
|
---|
1103 | if (vboxRC != VINF_SUCCESS)
|
---|
1104 | {
|
---|
1105 | Status = VBoxErrorToNTStatus(vboxRC);
|
---|
1106 | goto end;
|
---|
1107 | }
|
---|
1108 |
|
---|
1109 | pFileEntry = (PSHFLFSOBJINFO)pHGCMBuffer;
|
---|
1110 | Status = STATUS_SUCCESS;
|
---|
1111 |
|
---|
1112 | switch (FunctionalityRequested)
|
---|
1113 | {
|
---|
1114 | case FileBasicInformation:
|
---|
1115 | {
|
---|
1116 | PFILE_BASIC_INFORMATION pInfo = (PFILE_BASIC_INFORMATION)pInfoBuffer;
|
---|
1117 | Log(("VBOXSF: MrxQueryFileInfo: FileBasicInformation\n"));
|
---|
1118 |
|
---|
1119 | cbToCopy = sizeof(FILE_BASIC_INFORMATION);
|
---|
1120 |
|
---|
1121 | if (*pLengthRemaining >= cbToCopy)
|
---|
1122 | {
|
---|
1123 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->BirthTime); /* Ridiculous name. */
|
---|
1124 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->AccessTime);
|
---|
1125 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->ModificationTime);
|
---|
1126 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->ChangeTime);
|
---|
1127 | pInfo->FileAttributes = VBoxToNTFileAttributes(pFileEntry->Attr.fMode);
|
---|
1128 |
|
---|
1129 | Log(("VBOXSF: MrxQueryFileInfo: FileBasicInformation: File attributes = 0x%x\n",
|
---|
1130 | pInfo->FileAttributes));
|
---|
1131 | }
|
---|
1132 | else
|
---|
1133 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1134 | break;
|
---|
1135 | }
|
---|
1136 |
|
---|
1137 | case FileStandardInformation:
|
---|
1138 | {
|
---|
1139 | PFILE_STANDARD_INFORMATION pInfo = (PFILE_STANDARD_INFORMATION)pInfoBuffer;
|
---|
1140 | Log(("VBOXSF: MrxQueryFileInfo: FileStandardInformation\n"));
|
---|
1141 |
|
---|
1142 | cbToCopy = sizeof(FILE_STANDARD_INFORMATION);
|
---|
1143 |
|
---|
1144 | if (*pLengthRemaining >= cbToCopy)
|
---|
1145 | {
|
---|
1146 | pInfo->AllocationSize.QuadPart = pFileEntry->cbAllocated;
|
---|
1147 | pInfo->EndOfFile.QuadPart = pFileEntry->cbObject;
|
---|
1148 | pInfo->NumberOfLinks = 1; /* @todo 0? */
|
---|
1149 | pInfo->DeletePending = FALSE;
|
---|
1150 |
|
---|
1151 | if (pFileEntry->Attr.fMode & RTFS_DOS_DIRECTORY)
|
---|
1152 | pInfo->Directory = TRUE;
|
---|
1153 | else
|
---|
1154 | pInfo->Directory = FALSE;
|
---|
1155 | }
|
---|
1156 | else
|
---|
1157 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1158 | break;
|
---|
1159 | }
|
---|
1160 |
|
---|
1161 | case FileNamesInformation:
|
---|
1162 | {
|
---|
1163 | PFILE_NAMES_INFORMATION pInfo = (PFILE_NAMES_INFORMATION)pInfoBuffer;
|
---|
1164 | Log(("VBOXSF: MrxQueryFileInfo: FileNamesInformation\n"));
|
---|
1165 |
|
---|
1166 | cbToCopy = sizeof(FILE_NAMES_INFORMATION);
|
---|
1167 | /* And size in bytes of the WCHAR name. */
|
---|
1168 | cbToCopy += FileName->Length;
|
---|
1169 |
|
---|
1170 | if (*pLengthRemaining >= cbToCopy)
|
---|
1171 | {
|
---|
1172 | RtlZeroMemory(pInfo, cbToCopy);
|
---|
1173 |
|
---|
1174 | pInfo->FileNameLength = FileName->Length;
|
---|
1175 |
|
---|
1176 | RtlCopyMemory(pInfo->FileName, FileName->Buffer, FileName->Length);
|
---|
1177 | pInfo->FileName[FileName->Length] = 0; /* FILE_NAMES_INFORMATION had space for the nul. */
|
---|
1178 | }
|
---|
1179 | else
|
---|
1180 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1181 | break;
|
---|
1182 | }
|
---|
1183 |
|
---|
1184 | case FileInternalInformation:
|
---|
1185 | {
|
---|
1186 | PFILE_INTERNAL_INFORMATION pInfo = (PFILE_INTERNAL_INFORMATION)pInfoBuffer;
|
---|
1187 | Log(("VBOXSF: MrxQueryFileInfo: FileInternalInformation\n"));
|
---|
1188 |
|
---|
1189 | cbToCopy = sizeof(FILE_INTERNAL_INFORMATION);
|
---|
1190 |
|
---|
1191 | if (*pLengthRemaining >= cbToCopy)
|
---|
1192 | {
|
---|
1193 | /* A 8-byte file reference number for the file. */
|
---|
1194 | pInfo->IndexNumber.QuadPart = (ULONG_PTR)capFcb;
|
---|
1195 | }
|
---|
1196 | else
|
---|
1197 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1198 | break;
|
---|
1199 | }
|
---|
1200 |
|
---|
1201 | case FileEaInformation:
|
---|
1202 | {
|
---|
1203 | PFILE_EA_INFORMATION pInfo = (PFILE_EA_INFORMATION)pInfoBuffer;
|
---|
1204 | Log(("VBOXSF: MrxQueryFileInfo: FileEaInformation\n"));
|
---|
1205 |
|
---|
1206 | cbToCopy = sizeof(FILE_EA_INFORMATION);
|
---|
1207 |
|
---|
1208 | if (*pLengthRemaining >= cbToCopy)
|
---|
1209 | pInfo->EaSize = 0;
|
---|
1210 | else
|
---|
1211 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1212 | break;
|
---|
1213 | }
|
---|
1214 |
|
---|
1215 | case FileAttributeTagInformation:
|
---|
1216 | {
|
---|
1217 | PFILE_ATTRIBUTE_TAG_INFORMATION pInfo = (PFILE_ATTRIBUTE_TAG_INFORMATION)pInfoBuffer;
|
---|
1218 | Log(("VBOXSF: MrxQueryFileInfo: FileAttributeTagInformation\n"));
|
---|
1219 |
|
---|
1220 | cbToCopy = sizeof(FILE_ATTRIBUTE_TAG_INFORMATION);
|
---|
1221 |
|
---|
1222 | if (*pLengthRemaining >= cbToCopy)
|
---|
1223 | {
|
---|
1224 | pInfo->FileAttributes = VBoxToNTFileAttributes(pFileEntry->Attr.fMode);
|
---|
1225 | pInfo->ReparseTag = 0;
|
---|
1226 | }
|
---|
1227 | else
|
---|
1228 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1229 | break;
|
---|
1230 | }
|
---|
1231 |
|
---|
1232 | case FileEndOfFileInformation:
|
---|
1233 | {
|
---|
1234 | PFILE_END_OF_FILE_INFORMATION pInfo = (PFILE_END_OF_FILE_INFORMATION)pInfoBuffer;
|
---|
1235 | Log(("VBOXSF: MrxQueryFileInfo: FileEndOfFileInformation\n"));
|
---|
1236 |
|
---|
1237 | cbToCopy = sizeof(FILE_END_OF_FILE_INFORMATION);
|
---|
1238 |
|
---|
1239 | if (*pLengthRemaining >= cbToCopy)
|
---|
1240 | pInfo->EndOfFile.QuadPart = pFileEntry->cbObject;
|
---|
1241 | else
|
---|
1242 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1243 | break;
|
---|
1244 | }
|
---|
1245 |
|
---|
1246 | case FileAllocationInformation:
|
---|
1247 | {
|
---|
1248 | PFILE_ALLOCATION_INFORMATION pInfo = (PFILE_ALLOCATION_INFORMATION)pInfoBuffer;
|
---|
1249 | Log(("VBOXSF: MrxQueryFileInfo: FileAllocationInformation\n"));
|
---|
1250 |
|
---|
1251 | cbToCopy = sizeof(FILE_ALLOCATION_INFORMATION);
|
---|
1252 |
|
---|
1253 | if (*pLengthRemaining >= cbToCopy)
|
---|
1254 | pInfo->AllocationSize.QuadPart = pFileEntry->cbAllocated;
|
---|
1255 | else
|
---|
1256 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1257 | break;
|
---|
1258 | }
|
---|
1259 |
|
---|
1260 | case FileNetworkOpenInformation:
|
---|
1261 | {
|
---|
1262 | PFILE_NETWORK_OPEN_INFORMATION pInfo = (PFILE_NETWORK_OPEN_INFORMATION)pInfoBuffer;
|
---|
1263 | Log(("VBOXSF: MrxQueryFileInfo: FileNetworkOpenInformation\n"));
|
---|
1264 |
|
---|
1265 | cbToCopy = sizeof(FILE_NETWORK_OPEN_INFORMATION);
|
---|
1266 |
|
---|
1267 | if (*pLengthRemaining >= cbToCopy)
|
---|
1268 | {
|
---|
1269 | pInfo->CreationTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->BirthTime); /* Ridiculous name. */
|
---|
1270 | pInfo->LastAccessTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->AccessTime);
|
---|
1271 | pInfo->LastWriteTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->ModificationTime);
|
---|
1272 | pInfo->ChangeTime.QuadPart = RTTimeSpecGetNtTime(&pFileEntry->ChangeTime);
|
---|
1273 | pInfo->AllocationSize.QuadPart = pFileEntry->cbAllocated;
|
---|
1274 | pInfo->EndOfFile.QuadPart = pFileEntry->cbObject;
|
---|
1275 | pInfo->FileAttributes = VBoxToNTFileAttributes(pFileEntry->Attr.fMode);
|
---|
1276 | }
|
---|
1277 | else
|
---|
1278 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1279 | break;
|
---|
1280 | }
|
---|
1281 |
|
---|
1282 | case FileStreamInformation:
|
---|
1283 | Log(("VBOXSF: MrxQueryFileInfo: FileStreamInformation: not supported\n"));
|
---|
1284 | Status = STATUS_INVALID_PARAMETER;
|
---|
1285 | goto end;
|
---|
1286 |
|
---|
1287 | default:
|
---|
1288 | Log(("VBOXSF: MrxQueryFileInfo: Not supported FunctionalityRequested %d!\n",
|
---|
1289 | FunctionalityRequested));
|
---|
1290 | Status = STATUS_INVALID_PARAMETER;
|
---|
1291 | goto end;
|
---|
1292 | }
|
---|
1293 | }
|
---|
1294 |
|
---|
1295 | if (Status == STATUS_SUCCESS)
|
---|
1296 | {
|
---|
1297 | if (*pLengthRemaining < cbToCopy)
|
---|
1298 | {
|
---|
1299 | /* This situation must be already taken into account by the above code. */
|
---|
1300 | AssertMsgFailed(("VBOXSF: MrxQueryFileInfo: Length remaining is below 0! (%d - %d)!\n",
|
---|
1301 | *pLengthRemaining, cbToCopy));
|
---|
1302 | Status = STATUS_BUFFER_TOO_SMALL;
|
---|
1303 | }
|
---|
1304 | else
|
---|
1305 | {
|
---|
1306 | pInfoBuffer += cbToCopy;
|
---|
1307 | *pLengthRemaining -= cbToCopy;
|
---|
1308 | }
|
---|
1309 | }
|
---|
1310 |
|
---|
1311 | end:
|
---|
1312 | if (Status == STATUS_BUFFER_TOO_SMALL)
|
---|
1313 | {
|
---|
1314 | Log(("VBOXSF: MrxQueryFileInfo: Buffer too small %d, required %d!\n",
|
---|
1315 | *pLengthRemaining, cbToCopy));
|
---|
1316 | RxContext->InformationToReturn = cbToCopy;
|
---|
1317 | }
|
---|
1318 |
|
---|
1319 | if (pHGCMBuffer)
|
---|
1320 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
1321 |
|
---|
1322 | if (Status == STATUS_SUCCESS)
|
---|
1323 | {
|
---|
1324 | Log(("VBOXSF: MrxQueryFileInfo: Remaining length = %d\n",
|
---|
1325 | *pLengthRemaining));
|
---|
1326 | }
|
---|
1327 |
|
---|
1328 | Log(("VBOXSF: MrxQueryFileInfo: Returned 0x%08X\n", Status));
|
---|
1329 | return Status;
|
---|
1330 | }
|
---|
1331 |
|
---|
1332 | NTSTATUS VBoxMRxSetFileInfo(IN PRX_CONTEXT RxContext)
|
---|
1333 | {
|
---|
1334 | NTSTATUS Status = STATUS_SUCCESS;
|
---|
1335 |
|
---|
1336 | RxCaptureFcb;
|
---|
1337 | RxCaptureFobx;
|
---|
1338 |
|
---|
1339 | PMRX_VBOX_DEVICE_EXTENSION pDeviceExtension = VBoxMRxGetDeviceExtension(RxContext);
|
---|
1340 | PMRX_VBOX_NETROOT_EXTENSION pNetRootExtension = VBoxMRxGetNetRootExtension(capFcb->pNetRoot);
|
---|
1341 | PMRX_VBOX_FOBX pVBoxFobx = VBoxMRxGetFileObjectExtension(capFobx);
|
---|
1342 |
|
---|
1343 | FILE_INFORMATION_CLASS FunctionalityRequested = RxContext->Info.FileInformationClass;
|
---|
1344 | PVOID pInfoBuffer = (PVOID)RxContext->Info.Buffer;
|
---|
1345 |
|
---|
1346 | int vboxRC;
|
---|
1347 |
|
---|
1348 | uint8_t *pHGCMBuffer = NULL;
|
---|
1349 | uint32_t cbBuffer = 0;
|
---|
1350 |
|
---|
1351 | Log(("VBOXSF: MrxSetFileInfo: pInfoBuffer %p\n",
|
---|
1352 | pInfoBuffer));
|
---|
1353 |
|
---|
1354 | switch (FunctionalityRequested)
|
---|
1355 | {
|
---|
1356 | case FileBasicInformation:
|
---|
1357 | {
|
---|
1358 | PFILE_BASIC_INFORMATION pInfo = (PFILE_BASIC_INFORMATION)pInfoBuffer;
|
---|
1359 | PSHFLFSOBJINFO pSHFLFileInfo;
|
---|
1360 |
|
---|
1361 | Log(("VBOXSF: MRxSetFileInfo: FileBasicInformation: CreationTime %RX64\n", pInfo->CreationTime.QuadPart));
|
---|
1362 | Log(("VBOXSF: MRxSetFileInfo: FileBasicInformation: LastAccessTime %RX64\n", pInfo->LastAccessTime.QuadPart));
|
---|
1363 | Log(("VBOXSF: MRxSetFileInfo: FileBasicInformation: LastWriteTime %RX64\n", pInfo->LastWriteTime.QuadPart));
|
---|
1364 | Log(("VBOXSF: MRxSetFileInfo: FileBasicInformation: ChangeTime %RX64\n", pInfo->ChangeTime.QuadPart));
|
---|
1365 | Log(("VBOXSF: MRxSetFileInfo: FileBasicInformation: FileAttributes %RX32\n", pInfo->FileAttributes));
|
---|
1366 |
|
---|
1367 | /* When setting file attributes, a value of -1 indicates to the server that it MUST NOT change this attribute
|
---|
1368 | * for all subsequent operations on the same file handle.
|
---|
1369 | */
|
---|
1370 | if (pInfo->CreationTime.QuadPart == -1)
|
---|
1371 | {
|
---|
1372 | pVBoxFobx->fKeepCreationTime = TRUE;
|
---|
1373 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_CREATION_TIME;
|
---|
1374 | }
|
---|
1375 | if (pInfo->LastAccessTime.QuadPart == -1)
|
---|
1376 | {
|
---|
1377 | pVBoxFobx->fKeepLastAccessTime = TRUE;
|
---|
1378 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_LASTACCESS_TIME;
|
---|
1379 | }
|
---|
1380 | if (pInfo->LastWriteTime.QuadPart == -1)
|
---|
1381 | {
|
---|
1382 | pVBoxFobx->fKeepLastWriteTime = TRUE;
|
---|
1383 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_LASTWRITE_TIME;
|
---|
1384 | }
|
---|
1385 | if (pInfo->ChangeTime.QuadPart == -1)
|
---|
1386 | {
|
---|
1387 | pVBoxFobx->fKeepChangeTime = TRUE;
|
---|
1388 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_CHANGE_TIME;
|
---|
1389 | }
|
---|
1390 |
|
---|
1391 | cbBuffer = sizeof(SHFLFSOBJINFO);
|
---|
1392 | pHGCMBuffer = (uint8_t *)vbsfAllocNonPagedMem(cbBuffer);
|
---|
1393 | if (!pHGCMBuffer)
|
---|
1394 | {
|
---|
1395 | AssertFailed();
|
---|
1396 | return STATUS_INSUFFICIENT_RESOURCES;
|
---|
1397 | }
|
---|
1398 | RtlZeroMemory(pHGCMBuffer, cbBuffer);
|
---|
1399 | pSHFLFileInfo = (PSHFLFSOBJINFO)pHGCMBuffer;
|
---|
1400 |
|
---|
1401 | Log(("VBOXSF: MrxSetFileInfo: FileBasicInformation: keeps %d %d %d %d\n",
|
---|
1402 | pVBoxFobx->fKeepCreationTime, pVBoxFobx->fKeepLastAccessTime, pVBoxFobx->fKeepLastWriteTime, pVBoxFobx->fKeepChangeTime));
|
---|
1403 |
|
---|
1404 | /* The properties, that need to be changed, are set to something other than zero */
|
---|
1405 | if (pInfo->CreationTime.QuadPart && !pVBoxFobx->fKeepCreationTime)
|
---|
1406 | {
|
---|
1407 | RTTimeSpecSetNtTime(&pSHFLFileInfo->BirthTime, pInfo->CreationTime.QuadPart);
|
---|
1408 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_CREATION_TIME;
|
---|
1409 | }
|
---|
1410 | if (pInfo->LastAccessTime.QuadPart && !pVBoxFobx->fKeepLastAccessTime)
|
---|
1411 | {
|
---|
1412 | RTTimeSpecSetNtTime(&pSHFLFileInfo->AccessTime, pInfo->LastAccessTime.QuadPart);
|
---|
1413 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_LASTACCESS_TIME;
|
---|
1414 | }
|
---|
1415 | if (pInfo->LastWriteTime.QuadPart && !pVBoxFobx->fKeepLastWriteTime)
|
---|
1416 | {
|
---|
1417 | RTTimeSpecSetNtTime(&pSHFLFileInfo->ModificationTime, pInfo->LastWriteTime.QuadPart);
|
---|
1418 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_LASTWRITE_TIME;
|
---|
1419 | }
|
---|
1420 | if (pInfo->ChangeTime.QuadPart && !pVBoxFobx->fKeepChangeTime)
|
---|
1421 | {
|
---|
1422 | RTTimeSpecSetNtTime(&pSHFLFileInfo->ChangeTime, pInfo->ChangeTime.QuadPart);
|
---|
1423 | pVBoxFobx->SetFileInfoOnCloseFlags |= VBOX_FOBX_F_INFO_CHANGE_TIME;
|
---|
1424 | }
|
---|
1425 | if (pInfo->FileAttributes)
|
---|
1426 | {
|
---|
1427 | pSHFLFileInfo->Attr.fMode = NTToVBoxFileAttributes(pInfo->FileAttributes);
|
---|
1428 | }
|
---|
1429 |
|
---|
1430 | Assert(pVBoxFobx && pNetRootExtension && pDeviceExtension);
|
---|
1431 | vboxRC = vboxCallFSInfo(&pDeviceExtension->hgcmClient, &pNetRootExtension->map, pVBoxFobx->hFile,
|
---|
1432 | SHFL_INFO_SET | SHFL_INFO_FILE, &cbBuffer, (PSHFLDIRINFO)pSHFLFileInfo);
|
---|
1433 |
|
---|
1434 | if (vboxRC != VINF_SUCCESS)
|
---|
1435 | {
|
---|
1436 | Status = VBoxErrorToNTStatus(vboxRC);
|
---|
1437 | goto end;
|
---|
1438 | }
|
---|
1439 | else
|
---|
1440 | {
|
---|
1441 | /* Update our internal copy. Ignore zero fields! */
|
---|
1442 | if (pInfo->CreationTime.QuadPart && !pVBoxFobx->fKeepCreationTime)
|
---|
1443 | pVBoxFobx->FileBasicInfo.CreationTime = pInfo->CreationTime;
|
---|
1444 | if (pInfo->LastAccessTime.QuadPart && !pVBoxFobx->fKeepLastAccessTime)
|
---|
1445 | pVBoxFobx->FileBasicInfo.LastAccessTime = pInfo->LastAccessTime;
|
---|
1446 | if (pInfo->LastWriteTime.QuadPart && !pVBoxFobx->fKeepLastWriteTime)
|
---|
1447 | pVBoxFobx->FileBasicInfo.LastWriteTime = pInfo->LastWriteTime;
|
---|
1448 | if (pInfo->ChangeTime.QuadPart && !pVBoxFobx->fKeepChangeTime)
|
---|
1449 | pVBoxFobx->FileBasicInfo.ChangeTime = pInfo->ChangeTime;
|
---|
1450 | if (pInfo->FileAttributes)
|
---|
1451 | pVBoxFobx->FileBasicInfo.FileAttributes = pInfo->FileAttributes;
|
---|
1452 | }
|
---|
1453 |
|
---|
1454 | break;
|
---|
1455 | }
|
---|
1456 |
|
---|
1457 | case FileDispositionInformation:
|
---|
1458 | {
|
---|
1459 | PFILE_DISPOSITION_INFORMATION pInfo = (PFILE_DISPOSITION_INFORMATION)pInfoBuffer;
|
---|
1460 |
|
---|
1461 | Log(("VBOXSF: MrxSetFileInfo: FileDispositionInformation: Delete = %d\n",
|
---|
1462 | pInfo->DeleteFile));
|
---|
1463 |
|
---|
1464 | if (pInfo->DeleteFile && capFcb->OpenCount == 1)
|
---|
1465 | Status = vbsfRemove(RxContext);
|
---|
1466 | else
|
---|
1467 | Status = STATUS_SUCCESS;
|
---|
1468 | break;
|
---|
1469 | }
|
---|
1470 |
|
---|
1471 | case FilePositionInformation:
|
---|
1472 | {
|
---|
1473 | PFILE_POSITION_INFORMATION pInfo = (PFILE_POSITION_INFORMATION)pInfoBuffer;
|
---|
1474 |
|
---|
1475 | Log(("VBOXSF: MrxSetFileInfo: FilePositionInformation: CurrentByteOffset = 0x%RX64. Unsupported!\n",
|
---|
1476 | pInfo->CurrentByteOffset.QuadPart));
|
---|
1477 |
|
---|
1478 | Status = STATUS_INVALID_PARAMETER;
|
---|
1479 | break;
|
---|
1480 | }
|
---|
1481 |
|
---|
1482 | case FileAllocationInformation:
|
---|
1483 | {
|
---|
1484 | PFILE_ALLOCATION_INFORMATION pInfo = (PFILE_ALLOCATION_INFORMATION)pInfoBuffer;
|
---|
1485 |
|
---|
1486 | Log(("VBOXSF: MrxSetFileInfo: FileAllocationInformation: new AllocSize = 0x%RX64, FileSize = 0x%RX64\n",
|
---|
1487 | pInfo->AllocationSize.QuadPart, capFcb->Header.FileSize.QuadPart));
|
---|
1488 |
|
---|
1489 | /* Check if the new allocation size changes the file size. */
|
---|
1490 | if (pInfo->AllocationSize.QuadPart > capFcb->Header.FileSize.QuadPart)
|
---|
1491 | {
|
---|
1492 | /* Ignore this request and return success. Shared folders do not distinguish between
|
---|
1493 | * AllocationSize and FileSize.
|
---|
1494 | */
|
---|
1495 | Status = STATUS_SUCCESS;
|
---|
1496 | }
|
---|
1497 | else
|
---|
1498 | {
|
---|
1499 | /* Treat the request as a EndOfFile update. */
|
---|
1500 | LARGE_INTEGER NewAllocationSize;
|
---|
1501 | Status = vbsfSetEndOfFile(RxContext, &pInfo->AllocationSize, &NewAllocationSize);
|
---|
1502 | }
|
---|
1503 |
|
---|
1504 | break;
|
---|
1505 | }
|
---|
1506 |
|
---|
1507 | case FileEndOfFileInformation:
|
---|
1508 | {
|
---|
1509 | PFILE_END_OF_FILE_INFORMATION pInfo = (PFILE_END_OF_FILE_INFORMATION)pInfoBuffer;
|
---|
1510 | LARGE_INTEGER NewAllocationSize;
|
---|
1511 |
|
---|
1512 | Log(("VBOXSF: MrxSetFileInfo: FileEndOfFileInformation: new EndOfFile 0x%RX64, FileSize = 0x%RX64\n",
|
---|
1513 | pInfo->EndOfFile.QuadPart, capFcb->Header.FileSize.QuadPart));
|
---|
1514 |
|
---|
1515 | Status = vbsfSetEndOfFile(RxContext, &pInfo->EndOfFile, &NewAllocationSize);
|
---|
1516 |
|
---|
1517 | Log(("VBOXSF: MrxSetFileInfo: FileEndOfFileInformation: AllocSize = 0x%RX64, Status 0x%08X\n",
|
---|
1518 | NewAllocationSize.QuadPart, Status));
|
---|
1519 |
|
---|
1520 | break;
|
---|
1521 | }
|
---|
1522 |
|
---|
1523 | case FileLinkInformation:
|
---|
1524 | {
|
---|
1525 | PFILE_LINK_INFORMATION pInfo = (PFILE_LINK_INFORMATION )pInfoBuffer;
|
---|
1526 |
|
---|
1527 | Log(("VBOXSF: MrxSetFileInfo: FileLinkInformation: ReplaceIfExists = %d, RootDirectory = 0x%x = [%.*ls]. Not implemented!\n",
|
---|
1528 | pInfo->ReplaceIfExists, pInfo->RootDirectory, pInfo->FileNameLength / sizeof(WCHAR), pInfo->FileName));
|
---|
1529 |
|
---|
1530 | Status = STATUS_NOT_IMPLEMENTED;
|
---|
1531 | break;
|
---|
1532 | }
|
---|
1533 |
|
---|
1534 | case FileRenameInformation:
|
---|
1535 | {
|
---|
1536 | PFILE_RENAME_INFORMATION pInfo = (PFILE_RENAME_INFORMATION)pInfoBuffer;
|
---|
1537 |
|
---|
1538 | Log(("VBOXSF: MrxSetFileInfo: FileRenameInformation: ReplaceIfExists = %d, RootDirectory = 0x%x = [%.*ls]\n",
|
---|
1539 | pInfo->ReplaceIfExists, pInfo->RootDirectory, pInfo->FileNameLength / sizeof(WCHAR), pInfo->FileName));
|
---|
1540 |
|
---|
1541 | Status = vbsfRename(RxContext, FileRenameInformation, pInfoBuffer, RxContext->Info.Length);
|
---|
1542 | break;
|
---|
1543 | }
|
---|
1544 |
|
---|
1545 | default:
|
---|
1546 | Log(("VBOXSF: MrxSetFileInfo: Not supported FunctionalityRequested %d!\n",
|
---|
1547 | FunctionalityRequested));
|
---|
1548 | Status = STATUS_INVALID_PARAMETER;
|
---|
1549 | break;
|
---|
1550 | }
|
---|
1551 |
|
---|
1552 | end:
|
---|
1553 | if (pHGCMBuffer)
|
---|
1554 | vbsfFreeNonPagedMem(pHGCMBuffer);
|
---|
1555 |
|
---|
1556 | Log(("VBOXSF: MrxSetFileInfo: Returned 0x%08X\n", Status));
|
---|
1557 | return Status;
|
---|
1558 | }
|
---|
1559 |
|
---|
1560 | NTSTATUS VBoxMRxSetFileInfoAtCleanup(IN PRX_CONTEXT RxContext)
|
---|
1561 | {
|
---|
1562 | Log(("VBOXSF: MRxSetFileInfoAtCleanup\n"));
|
---|
1563 | return STATUS_SUCCESS;
|
---|
1564 | }
|
---|