1 | /* $Id: RAW.cpp 69496 2017-10-28 14:55:58Z vboxsync $ */
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2 | /** @file
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3 | * RawHDDCore - Raw Disk image, Core Code.
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4 | */
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5 |
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6 | /*
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7 | * Copyright (C) 2006-2017 Oracle Corporation
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8 | *
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9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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10 | * available from http://www.virtualbox.org. This file is free software;
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11 | * you can redistribute it and/or modify it under the terms of the GNU
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12 | * General Public License (GPL) as published by the Free Software
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13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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16 | */
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17 |
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18 |
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19 | /*********************************************************************************************************************************
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20 | * Header Files *
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21 | *********************************************************************************************************************************/
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22 | #define LOG_GROUP LOG_GROUP_VD_RAW
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23 | #include <VBox/vd-plugin.h>
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24 | #include <VBox/err.h>
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25 |
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26 | #include <VBox/log.h>
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27 | #include <iprt/assert.h>
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28 | #include <iprt/alloc.h>
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29 | #include <iprt/path.h>
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30 |
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31 | #include "VDBackends.h"
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32 | #include "VDBackendsInline.h"
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33 |
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34 |
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35 | /*********************************************************************************************************************************
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36 | * Constants And Macros, Structures and Typedefs *
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37 | *********************************************************************************************************************************/
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38 |
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39 | /**
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40 | * Raw image data structure.
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41 | */
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42 | typedef struct RAWIMAGE
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43 | {
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44 | /** Image name. */
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45 | const char *pszFilename;
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46 | /** Storage handle. */
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47 | PVDIOSTORAGE pStorage;
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48 |
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49 | /** Pointer to the per-disk VD interface list. */
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50 | PVDINTERFACE pVDIfsDisk;
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51 | /** Pointer to the per-image VD interface list. */
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52 | PVDINTERFACE pVDIfsImage;
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53 | /** Error interface. */
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54 | PVDINTERFACEERROR pIfError;
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55 | /** I/O interface. */
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56 | PVDINTERFACEIOINT pIfIo;
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57 |
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58 | /** Open flags passed by VBoxHD layer. */
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59 | unsigned uOpenFlags;
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60 | /** Image flags defined during creation or determined during open. */
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61 | unsigned uImageFlags;
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62 | /** Total size of the image. */
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63 | uint64_t cbSize;
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64 | /** Position in the image (only truly used for sequential access). */
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65 | uint64_t offAccess;
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66 | /** Flag if this is a newly created image. */
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67 | bool fCreate;
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68 | /** Physical geometry of this image. */
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69 | VDGEOMETRY PCHSGeometry;
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70 | /** Logical geometry of this image. */
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71 | VDGEOMETRY LCHSGeometry;
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72 | /** Sector size of the image. */
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73 | uint32_t cbSector;
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74 | /** The static region list. */
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75 | VDREGIONLIST RegionList;
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76 | } RAWIMAGE, *PRAWIMAGE;
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77 |
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78 |
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79 | /** Size of write operations when filling an image with zeroes. */
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80 | #define RAW_FILL_SIZE (128 * _1K)
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81 |
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82 | /** The maximum reasonable size of a floppy image (big format 2.88MB medium). */
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83 | #define RAW_MAX_FLOPPY_IMG_SIZE (512 * 82 * 48 * 2)
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84 |
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85 |
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86 | /*********************************************************************************************************************************
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87 | * Static Variables *
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88 | *********************************************************************************************************************************/
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89 |
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90 | /** NULL-terminated array of supported file extensions. */
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91 | static const VDFILEEXTENSION s_aRawFileExtensions[] =
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92 | {
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93 | {"iso", VDTYPE_OPTICAL_DISC},
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94 | {"cdr", VDTYPE_OPTICAL_DISC},
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95 | {"img", VDTYPE_FLOPPY},
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96 | {"ima", VDTYPE_FLOPPY},
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97 | {"dsk", VDTYPE_FLOPPY},
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98 | {"flp", VDTYPE_FLOPPY},
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99 | {"vfd", VDTYPE_FLOPPY},
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100 | {NULL, VDTYPE_INVALID}
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101 | };
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102 |
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103 |
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104 | /*********************************************************************************************************************************
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105 | * Internal Functions *
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106 | *********************************************************************************************************************************/
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107 |
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108 | /**
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109 | * Internal. Flush image data to disk.
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110 | */
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111 | static int rawFlushImage(PRAWIMAGE pImage)
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112 | {
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113 | int rc = VINF_SUCCESS;
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114 |
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115 | if ( pImage->pStorage
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116 | && !(pImage->uOpenFlags & VD_OPEN_FLAGS_READONLY))
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117 | rc = vdIfIoIntFileFlushSync(pImage->pIfIo, pImage->pStorage);
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118 |
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119 | return rc;
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120 | }
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121 |
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122 | /**
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123 | * Internal. Free all allocated space for representing an image except pImage,
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124 | * and optionally delete the image from disk.
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125 | */
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126 | static int rawFreeImage(PRAWIMAGE pImage, bool fDelete)
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127 | {
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128 | int rc = VINF_SUCCESS;
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129 |
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130 | /* Freeing a never allocated image (e.g. because the open failed) is
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131 | * not signalled as an error. After all nothing bad happens. */
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132 | if (pImage)
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133 | {
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134 | if (pImage->pStorage)
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135 | {
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136 | /* No point updating the file that is deleted anyway. */
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137 | if (!fDelete)
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138 | {
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139 | /* For newly created images in sequential mode fill it to
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140 | * the nominal size. */
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141 | if ( pImage->uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL
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142 | && !(pImage->uOpenFlags & VD_OPEN_FLAGS_READONLY)
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143 | && pImage->fCreate)
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144 | {
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145 | /* Fill rest of image with zeroes, a must for sequential
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146 | * images to reach the nominal size. */
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147 | uint64_t uOff;
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148 | void *pvBuf = RTMemTmpAllocZ(RAW_FILL_SIZE);
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149 | if (RT_LIKELY(pvBuf))
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150 | {
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151 | uOff = pImage->offAccess;
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152 | /* Write data to all image blocks. */
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153 | while (uOff < pImage->cbSize)
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154 | {
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155 | unsigned cbChunk = (unsigned)RT_MIN(pImage->cbSize - uOff,
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156 | RAW_FILL_SIZE);
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157 |
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158 | rc = vdIfIoIntFileWriteSync(pImage->pIfIo, pImage->pStorage,
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159 | uOff, pvBuf, cbChunk);
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160 | if (RT_FAILURE(rc))
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161 | break;
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162 |
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163 | uOff += cbChunk;
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164 | }
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165 |
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166 | RTMemTmpFree(pvBuf);
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167 | }
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168 | else
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169 | rc = VERR_NO_MEMORY;
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170 | }
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171 | rawFlushImage(pImage);
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172 | }
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173 |
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174 | rc = vdIfIoIntFileClose(pImage->pIfIo, pImage->pStorage);
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175 | pImage->pStorage = NULL;
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176 | }
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177 |
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178 | if (fDelete && pImage->pszFilename)
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179 | vdIfIoIntFileDelete(pImage->pIfIo, pImage->pszFilename);
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180 | }
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181 |
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182 | LogFlowFunc(("returns %Rrc\n", rc));
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183 | return rc;
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184 | }
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185 |
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186 | /**
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187 | * Internal: Open an image, constructing all necessary data structures.
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188 | */
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189 | static int rawOpenImage(PRAWIMAGE pImage, unsigned uOpenFlags)
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190 | {
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191 | pImage->uOpenFlags = uOpenFlags;
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192 | pImage->fCreate = false;
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193 |
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194 | pImage->pIfError = VDIfErrorGet(pImage->pVDIfsDisk);
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195 | pImage->pIfIo = VDIfIoIntGet(pImage->pVDIfsImage);
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196 | AssertPtrReturn(pImage->pIfIo, VERR_INVALID_PARAMETER);
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197 |
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198 | /* Open the image. */
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199 | int rc = vdIfIoIntFileOpen(pImage->pIfIo, pImage->pszFilename,
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200 | VDOpenFlagsToFileOpenFlags(uOpenFlags,
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201 | false /* fCreate */),
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202 | &pImage->pStorage);
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203 | if (RT_SUCCESS(rc))
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204 | {
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205 | rc = vdIfIoIntFileGetSize(pImage->pIfIo, pImage->pStorage, &pImage->cbSize);
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206 | if ( RT_SUCCESS(rc)
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207 | && !(pImage->cbSize % 512))
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208 | pImage->uImageFlags |= VD_IMAGE_FLAGS_FIXED;
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209 | else if (RT_SUCCESS(rc))
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210 | rc = VERR_VD_RAW_SIZE_MODULO_512;
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211 | }
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212 | /* else: Do NOT signal an appropriate error here, as the VD layer has the
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213 | * choice of retrying the open if it failed. */
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214 |
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215 | if (RT_SUCCESS(rc))
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216 | {
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217 | PVDREGIONDESC pRegion = &pImage->RegionList.aRegions[0];
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218 | pImage->RegionList.fFlags = 0;
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219 | pImage->RegionList.cRegions = 1;
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220 |
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221 | pRegion->offRegion = 0; /* Disk start. */
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222 | pRegion->cbBlock = pImage->cbSector;
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223 | pRegion->enmDataForm = VDREGIONDATAFORM_RAW;
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224 | pRegion->enmMetadataForm = VDREGIONMETADATAFORM_NONE;
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225 | pRegion->cbData = pImage->cbSector;
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226 | pRegion->cbMetadata = 0;
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227 | pRegion->cRegionBlocksOrBytes = pImage->cbSize;
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228 | }
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229 | else
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230 | rawFreeImage(pImage, false);
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231 | return rc;
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232 | }
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233 |
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234 | /**
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235 | * Internal: Create a raw image.
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236 | */
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237 | static int rawCreateImage(PRAWIMAGE pImage, uint64_t cbSize,
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238 | unsigned uImageFlags, const char *pszComment,
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239 | PCVDGEOMETRY pPCHSGeometry,
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240 | PCVDGEOMETRY pLCHSGeometry, unsigned uOpenFlags,
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241 | PVDINTERFACEPROGRESS pIfProgress,
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242 | unsigned uPercentStart, unsigned uPercentSpan)
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243 | {
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244 | RT_NOREF1(pszComment);
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245 | int rc = VINF_SUCCESS;
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246 |
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247 | pImage->fCreate = true;
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248 | pImage->uOpenFlags = uOpenFlags & ~VD_OPEN_FLAGS_READONLY;
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249 | pImage->uImageFlags = uImageFlags | VD_IMAGE_FLAGS_FIXED;
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250 | pImage->PCHSGeometry = *pPCHSGeometry;
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251 | pImage->LCHSGeometry = *pLCHSGeometry;
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252 | pImage->pIfError = VDIfErrorGet(pImage->pVDIfsDisk);
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253 | pImage->pIfIo = VDIfIoIntGet(pImage->pVDIfsImage);
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254 | AssertPtrReturn(pImage->pIfIo, VERR_INVALID_PARAMETER);
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255 |
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256 | if (!(pImage->uImageFlags & VD_IMAGE_FLAGS_DIFF))
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257 | {
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258 | /* Create image file. */
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259 | uint32_t fOpen = VDOpenFlagsToFileOpenFlags(pImage->uOpenFlags, true /* fCreate */);
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260 | if (uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL)
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261 | fOpen &= ~RTFILE_O_READ;
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262 | rc = vdIfIoIntFileOpen(pImage->pIfIo, pImage->pszFilename, fOpen, &pImage->pStorage);
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263 | if (RT_SUCCESS(rc))
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264 | {
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265 | if (!(uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL))
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266 | {
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267 | RTFOFF cbFree = 0;
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268 |
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269 | /* Check the free space on the disk and leave early if there is not
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270 | * sufficient space available. */
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271 | rc = vdIfIoIntFileGetFreeSpace(pImage->pIfIo, pImage->pszFilename, &cbFree);
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272 | if (RT_FAILURE(rc) /* ignore errors */ || ((uint64_t)cbFree >= cbSize))
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273 | {
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274 | rc = vdIfIoIntFileSetAllocationSize(pImage->pIfIo, pImage->pStorage, cbSize, 0 /* fFlags */,
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275 | pIfProgress, uPercentStart, uPercentSpan);
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276 | if (RT_SUCCESS(rc))
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277 | {
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278 | vdIfProgress(pIfProgress, uPercentStart + uPercentSpan * 98 / 100);
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279 |
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280 | pImage->cbSize = cbSize;
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281 | rc = rawFlushImage(pImage);
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282 | }
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283 | }
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284 | else
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285 | rc = vdIfError(pImage->pIfError, VERR_DISK_FULL, RT_SRC_POS, N_("Raw: disk would overflow creating image '%s'"), pImage->pszFilename);
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286 | }
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287 | else
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288 | {
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289 | rc = vdIfIoIntFileSetSize(pImage->pIfIo, pImage->pStorage, cbSize);
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290 | if (RT_SUCCESS(rc))
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291 | pImage->cbSize = cbSize;
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292 | }
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293 | }
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294 | else
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295 | rc = vdIfError(pImage->pIfError, rc, RT_SRC_POS, N_("Raw: cannot create image '%s'"), pImage->pszFilename);
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296 | }
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297 | else
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298 | rc = vdIfError(pImage->pIfError, VERR_VD_RAW_INVALID_TYPE, RT_SRC_POS, N_("Raw: cannot create diff image '%s'"), pImage->pszFilename);
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299 |
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300 | if (RT_SUCCESS(rc))
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301 | {
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302 | PVDREGIONDESC pRegion = &pImage->RegionList.aRegions[0];
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303 | pImage->RegionList.fFlags = 0;
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304 | pImage->RegionList.cRegions = 1;
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305 |
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306 | pRegion->offRegion = 0; /* Disk start. */
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307 | pRegion->cbBlock = pImage->cbSector;
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308 | pRegion->enmDataForm = VDREGIONDATAFORM_RAW;
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309 | pRegion->enmMetadataForm = VDREGIONMETADATAFORM_NONE;
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310 | pRegion->cbData = pImage->cbSector;
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311 | pRegion->cbMetadata = 0;
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312 | pRegion->cRegionBlocksOrBytes = pImage->cbSize;
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313 |
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314 | vdIfProgress(pIfProgress, uPercentStart + uPercentSpan);
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315 | }
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316 |
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317 | if (RT_FAILURE(rc))
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318 | rawFreeImage(pImage, rc != VERR_ALREADY_EXISTS);
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319 | return rc;
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320 | }
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321 |
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322 |
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323 | /** @copydoc VDIMAGEBACKEND::pfnProbe */
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324 | static DECLCALLBACK(int) rawProbe(const char *pszFilename, PVDINTERFACE pVDIfsDisk,
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325 | PVDINTERFACE pVDIfsImage, VDTYPE *penmType)
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326 | {
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327 | RT_NOREF1(pVDIfsDisk);
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328 | LogFlowFunc(("pszFilename=\"%s\" pVDIfsDisk=%#p pVDIfsImage=%#p\n", pszFilename, pVDIfsDisk, pVDIfsImage));
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329 | PVDIOSTORAGE pStorage = NULL;
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330 | PVDINTERFACEIOINT pIfIo = VDIfIoIntGet(pVDIfsImage);
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331 |
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332 | AssertPtrReturn(pIfIo, VERR_INVALID_PARAMETER);
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333 | AssertReturn((VALID_PTR(pszFilename) && *pszFilename), VERR_INVALID_PARAMETER);
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334 |
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335 | /*
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336 | * Open the file and read the footer.
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337 | */
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338 | int rc = vdIfIoIntFileOpen(pIfIo, pszFilename,
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339 | VDOpenFlagsToFileOpenFlags(VD_OPEN_FLAGS_READONLY,
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340 | false /* fCreate */),
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341 | &pStorage);
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342 | if (RT_SUCCESS(rc))
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343 | {
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344 | uint64_t cbFile;
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345 | const char *pszSuffix = RTPathSuffix(pszFilename);
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346 | rc = vdIfIoIntFileGetSize(pIfIo, pStorage, &cbFile);
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347 |
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348 | /* Try to guess the image type based on the extension. */
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349 | if ( RT_SUCCESS(rc)
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350 | && pszSuffix)
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351 | {
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352 | if ( !RTStrICmp(pszSuffix, ".iso")
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353 | || !RTStrICmp(pszSuffix, ".cdr")) /* DVD images. */
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354 | {
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355 | /* Note that there are ISO images smaller than 1 MB; it is impossible to distinguish
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356 | * between raw floppy and CD images based on their size (and cannot be reliably done
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357 | * based on contents, either).
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358 | */
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359 | if (cbFile % 2048)
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360 | rc = VERR_VD_RAW_SIZE_MODULO_2048;
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361 | else if (cbFile <= 32768)
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362 | rc = VERR_VD_RAW_SIZE_OPTICAL_TOO_SMALL;
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363 | else
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364 | {
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365 | *penmType = VDTYPE_OPTICAL_DISC;
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366 | rc = VINF_SUCCESS;
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367 | }
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368 | }
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369 | else if ( !RTStrICmp(pszSuffix, ".img")
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370 | || !RTStrICmp(pszSuffix, ".ima")
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371 | || !RTStrICmp(pszSuffix, ".dsk")
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372 | || !RTStrICmp(pszSuffix, ".flp")
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373 | || !RTStrICmp(pszSuffix, ".vfd")) /* Floppy images */
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374 | {
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375 | if (cbFile % 512)
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376 | rc = VERR_VD_RAW_SIZE_MODULO_512;
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377 | else if (cbFile > RAW_MAX_FLOPPY_IMG_SIZE)
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378 | rc = VERR_VD_RAW_SIZE_FLOPPY_TOO_BIG;
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379 | else
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380 | {
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381 | *penmType = VDTYPE_FLOPPY;
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382 | rc = VINF_SUCCESS;
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383 | }
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384 | }
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385 | else
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386 | rc = VERR_VD_RAW_INVALID_HEADER;
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387 | }
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388 | else
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389 | rc = VERR_VD_RAW_INVALID_HEADER;
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390 | }
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391 |
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392 | if (pStorage)
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393 | vdIfIoIntFileClose(pIfIo, pStorage);
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394 |
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395 | LogFlowFunc(("returns %Rrc\n", rc));
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396 | return rc;
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397 | }
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398 |
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399 | /** @copydoc VDIMAGEBACKEND::pfnOpen */
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400 | static DECLCALLBACK(int) rawOpen(const char *pszFilename, unsigned uOpenFlags,
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401 | PVDINTERFACE pVDIfsDisk, PVDINTERFACE pVDIfsImage,
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402 | VDTYPE enmType, void **ppBackendData)
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403 | {
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404 | LogFlowFunc(("pszFilename=\"%s\" uOpenFlags=%#x pVDIfsDisk=%#p pVDIfsImage=%#p enmType=%u ppBackendData=%#p\n",
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405 | pszFilename, uOpenFlags, pVDIfsDisk, pVDIfsImage, enmType, ppBackendData));
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406 | int rc;
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407 | PRAWIMAGE pImage;
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408 |
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409 | NOREF(enmType); /**< @todo r=klaus make use of the type info. */
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410 |
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411 | /* Check open flags. All valid flags are supported. */
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412 | AssertReturn(!(uOpenFlags & ~VD_OPEN_FLAGS_MASK), VERR_INVALID_PARAMETER);
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413 | AssertReturn((VALID_PTR(pszFilename) && *pszFilename), VERR_INVALID_PARAMETER);
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414 |
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415 | pImage = (PRAWIMAGE)RTMemAllocZ(RT_UOFFSETOF(RAWIMAGE, RegionList.aRegions[1]));
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416 | if (RT_LIKELY(pImage))
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417 | {
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418 | pImage->pszFilename = pszFilename;
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419 | pImage->pStorage = NULL;
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420 | pImage->pVDIfsDisk = pVDIfsDisk;
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421 | pImage->pVDIfsImage = pVDIfsImage;
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422 |
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423 | if (enmType == VDTYPE_OPTICAL_DISC)
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424 | pImage->cbSector = 2048;
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425 | else
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426 | pImage->cbSector = 512;
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427 |
|
---|
428 | rc = rawOpenImage(pImage, uOpenFlags);
|
---|
429 | if (RT_SUCCESS(rc))
|
---|
430 | *ppBackendData = pImage;
|
---|
431 | else
|
---|
432 | RTMemFree(pImage);
|
---|
433 | }
|
---|
434 | else
|
---|
435 | rc = VERR_NO_MEMORY;
|
---|
436 |
|
---|
437 | LogFlowFunc(("returns %Rrc (pBackendData=%#p)\n", rc, *ppBackendData));
|
---|
438 | return rc;
|
---|
439 | }
|
---|
440 |
|
---|
441 | /** @copydoc VDIMAGEBACKEND::pfnCreate */
|
---|
442 | static DECLCALLBACK(int) rawCreate(const char *pszFilename, uint64_t cbSize,
|
---|
443 | unsigned uImageFlags, const char *pszComment,
|
---|
444 | PCVDGEOMETRY pPCHSGeometry, PCVDGEOMETRY pLCHSGeometry,
|
---|
445 | PCRTUUID pUuid, unsigned uOpenFlags,
|
---|
446 | unsigned uPercentStart, unsigned uPercentSpan,
|
---|
447 | PVDINTERFACE pVDIfsDisk, PVDINTERFACE pVDIfsImage,
|
---|
448 | PVDINTERFACE pVDIfsOperation, VDTYPE enmType,
|
---|
449 | void **ppBackendData)
|
---|
450 | {
|
---|
451 | RT_NOREF1(pUuid);
|
---|
452 | LogFlowFunc(("pszFilename=\"%s\" cbSize=%llu uImageFlags=%#x pszComment=\"%s\" pPCHSGeometry=%#p pLCHSGeometry=%#p Uuid=%RTuuid uOpenFlags=%#x uPercentStart=%u uPercentSpan=%u pVDIfsDisk=%#p pVDIfsImage=%#p pVDIfsOperation=%#p enmType=%u ppBackendData=%#p",
|
---|
453 | pszFilename, cbSize, uImageFlags, pszComment, pPCHSGeometry, pLCHSGeometry, pUuid, uOpenFlags, uPercentStart, uPercentSpan, pVDIfsDisk, pVDIfsImage, pVDIfsOperation, enmType, ppBackendData));
|
---|
454 |
|
---|
455 | /* Check the VD container type. Yes, hard disk must be allowed, otherwise
|
---|
456 | * various tools using this backend for hard disk images will fail. */
|
---|
457 | if (enmType != VDTYPE_HDD && enmType != VDTYPE_OPTICAL_DISC && enmType != VDTYPE_FLOPPY)
|
---|
458 | return VERR_VD_INVALID_TYPE;
|
---|
459 |
|
---|
460 | int rc = VINF_SUCCESS;
|
---|
461 | PVDINTERFACEPROGRESS pIfProgress = VDIfProgressGet(pVDIfsOperation);
|
---|
462 |
|
---|
463 | /* Check arguments. */
|
---|
464 | AssertReturn(!(uOpenFlags & ~VD_OPEN_FLAGS_MASK), VERR_INVALID_PARAMETER);
|
---|
465 | AssertReturn( VALID_PTR(pszFilename)
|
---|
466 | && *pszFilename
|
---|
467 | && VALID_PTR(pPCHSGeometry)
|
---|
468 | && VALID_PTR(pLCHSGeometry), VERR_INVALID_PARAMETER);
|
---|
469 |
|
---|
470 | PRAWIMAGE pImage = (PRAWIMAGE)RTMemAllocZ(RT_UOFFSETOF(RAWIMAGE, RegionList.aRegions[1]));
|
---|
471 | if (RT_LIKELY(pImage))
|
---|
472 | {
|
---|
473 | pImage->pszFilename = pszFilename;
|
---|
474 | pImage->pStorage = NULL;
|
---|
475 | pImage->pVDIfsDisk = pVDIfsDisk;
|
---|
476 | pImage->pVDIfsImage = pVDIfsImage;
|
---|
477 |
|
---|
478 | rc = rawCreateImage(pImage, cbSize, uImageFlags, pszComment,
|
---|
479 | pPCHSGeometry, pLCHSGeometry, uOpenFlags,
|
---|
480 | pIfProgress, uPercentStart, uPercentSpan);
|
---|
481 | if (RT_SUCCESS(rc))
|
---|
482 | {
|
---|
483 | /* So far the image is opened in read/write mode. Make sure the
|
---|
484 | * image is opened in read-only mode if the caller requested that. */
|
---|
485 | if (uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
486 | {
|
---|
487 | rawFreeImage(pImage, false);
|
---|
488 | rc = rawOpenImage(pImage, uOpenFlags);
|
---|
489 | }
|
---|
490 |
|
---|
491 | if (RT_SUCCESS(rc))
|
---|
492 | *ppBackendData = pImage;
|
---|
493 | }
|
---|
494 |
|
---|
495 | if (RT_FAILURE(rc))
|
---|
496 | RTMemFree(pImage);
|
---|
497 | }
|
---|
498 | else
|
---|
499 | rc = VERR_NO_MEMORY;
|
---|
500 |
|
---|
501 | LogFlowFunc(("returns %Rrc (pBackendData=%#p)\n", rc, *ppBackendData));
|
---|
502 | return rc;
|
---|
503 | }
|
---|
504 |
|
---|
505 | /** @copydoc VDIMAGEBACKEND::pfnRename */
|
---|
506 | static DECLCALLBACK(int) rawRename(void *pBackendData, const char *pszFilename)
|
---|
507 | {
|
---|
508 | LogFlowFunc(("pBackendData=%#p pszFilename=%#p\n", pBackendData, pszFilename));
|
---|
509 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
510 |
|
---|
511 | AssertReturn((pImage && pszFilename && *pszFilename), VERR_INVALID_PARAMETER);
|
---|
512 |
|
---|
513 | /* Close the image. */
|
---|
514 | int rc = rawFreeImage(pImage, false);
|
---|
515 | if (RT_SUCCESS(rc))
|
---|
516 | {
|
---|
517 | /* Rename the file. */
|
---|
518 | rc = vdIfIoIntFileMove(pImage->pIfIo, pImage->pszFilename, pszFilename, 0);
|
---|
519 | if (RT_SUCCESS(rc))
|
---|
520 | {
|
---|
521 | /* Update pImage with the new information. */
|
---|
522 | pImage->pszFilename = pszFilename;
|
---|
523 |
|
---|
524 | /* Open the old image with new name. */
|
---|
525 | rc = rawOpenImage(pImage, pImage->uOpenFlags);
|
---|
526 | }
|
---|
527 | else
|
---|
528 | {
|
---|
529 | /* The move failed, try to reopen the original image. */
|
---|
530 | int rc2 = rawOpenImage(pImage, pImage->uOpenFlags);
|
---|
531 | if (RT_FAILURE(rc2))
|
---|
532 | rc = rc2;
|
---|
533 | }
|
---|
534 | }
|
---|
535 |
|
---|
536 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
537 | return rc;
|
---|
538 | }
|
---|
539 |
|
---|
540 | /** @copydoc VDIMAGEBACKEND::pfnClose */
|
---|
541 | static DECLCALLBACK(int) rawClose(void *pBackendData, bool fDelete)
|
---|
542 | {
|
---|
543 | LogFlowFunc(("pBackendData=%#p fDelete=%d\n", pBackendData, fDelete));
|
---|
544 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
545 | int rc = rawFreeImage(pImage, fDelete);
|
---|
546 | RTMemFree(pImage);
|
---|
547 |
|
---|
548 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
549 | return rc;
|
---|
550 | }
|
---|
551 |
|
---|
552 | /** @copydoc VDIMAGEBACKEND::pfnRead */
|
---|
553 | static DECLCALLBACK(int) rawRead(void *pBackendData, uint64_t uOffset, size_t cbToRead,
|
---|
554 | PVDIOCTX pIoCtx, size_t *pcbActuallyRead)
|
---|
555 | {
|
---|
556 | int rc = VINF_SUCCESS;
|
---|
557 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
558 |
|
---|
559 | /* For sequential access do not allow to go back. */
|
---|
560 | if ( pImage->uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL
|
---|
561 | && uOffset < pImage->offAccess)
|
---|
562 | {
|
---|
563 | *pcbActuallyRead = 0;
|
---|
564 | return VERR_INVALID_PARAMETER;
|
---|
565 | }
|
---|
566 |
|
---|
567 | rc = vdIfIoIntFileReadUser(pImage->pIfIo, pImage->pStorage, uOffset,
|
---|
568 | pIoCtx, cbToRead);
|
---|
569 | if (RT_SUCCESS(rc))
|
---|
570 | {
|
---|
571 | *pcbActuallyRead = cbToRead;
|
---|
572 | pImage->offAccess = uOffset + cbToRead;
|
---|
573 | }
|
---|
574 |
|
---|
575 | return rc;
|
---|
576 | }
|
---|
577 |
|
---|
578 | /** @copydoc VDIMAGEBACKEND::pfnWrite */
|
---|
579 | static DECLCALLBACK(int) rawWrite(void *pBackendData, uint64_t uOffset, size_t cbToWrite,
|
---|
580 | PVDIOCTX pIoCtx, size_t *pcbWriteProcess, size_t *pcbPreRead,
|
---|
581 | size_t *pcbPostRead, unsigned fWrite)
|
---|
582 | {
|
---|
583 | RT_NOREF1(fWrite);
|
---|
584 | int rc = VINF_SUCCESS;
|
---|
585 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
586 |
|
---|
587 | /* For sequential access do not allow to go back. */
|
---|
588 | if ( pImage->uOpenFlags & VD_OPEN_FLAGS_SEQUENTIAL
|
---|
589 | && uOffset < pImage->offAccess)
|
---|
590 | {
|
---|
591 | *pcbWriteProcess = 0;
|
---|
592 | *pcbPostRead = 0;
|
---|
593 | *pcbPreRead = 0;
|
---|
594 | return VERR_INVALID_PARAMETER;
|
---|
595 | }
|
---|
596 |
|
---|
597 | rc = vdIfIoIntFileWriteUser(pImage->pIfIo, pImage->pStorage, uOffset,
|
---|
598 | pIoCtx, cbToWrite, NULL, NULL);
|
---|
599 | if (RT_SUCCESS(rc))
|
---|
600 | {
|
---|
601 | *pcbWriteProcess = cbToWrite;
|
---|
602 | *pcbPostRead = 0;
|
---|
603 | *pcbPreRead = 0;
|
---|
604 | pImage->offAccess = uOffset + cbToWrite;
|
---|
605 | }
|
---|
606 |
|
---|
607 | return rc;
|
---|
608 | }
|
---|
609 |
|
---|
610 | /** @copydoc VDIMAGEBACKEND::pfnFlush */
|
---|
611 | static DECLCALLBACK(int) rawFlush(void *pBackendData, PVDIOCTX pIoCtx)
|
---|
612 | {
|
---|
613 | int rc = VINF_SUCCESS;
|
---|
614 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
615 |
|
---|
616 | if (!(pImage->uOpenFlags & VD_OPEN_FLAGS_READONLY))
|
---|
617 | rc = vdIfIoIntFileFlush(pImage->pIfIo, pImage->pStorage, pIoCtx,
|
---|
618 | NULL, NULL);
|
---|
619 |
|
---|
620 | return rc;
|
---|
621 | }
|
---|
622 |
|
---|
623 | /** @copydoc VDIMAGEBACKEND::pfnGetVersion */
|
---|
624 | static DECLCALLBACK(unsigned) rawGetVersion(void *pBackendData)
|
---|
625 | {
|
---|
626 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
627 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
628 |
|
---|
629 | AssertPtrReturn(pImage, 0);
|
---|
630 |
|
---|
631 | return 1;
|
---|
632 | }
|
---|
633 |
|
---|
634 | /** @copydoc VDIMAGEBACKEND::pfnGetFileSize */
|
---|
635 | static DECLCALLBACK(uint64_t) rawGetFileSize(void *pBackendData)
|
---|
636 | {
|
---|
637 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
638 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
639 |
|
---|
640 | AssertPtrReturn(pImage, 0);
|
---|
641 |
|
---|
642 | uint64_t cbFile = 0;
|
---|
643 | if (pImage->pStorage)
|
---|
644 | {
|
---|
645 | int rc = vdIfIoIntFileGetSize(pImage->pIfIo, pImage->pStorage, &cbFile);
|
---|
646 | if (RT_FAILURE(rc))
|
---|
647 | cbFile = 0; /* Make sure it is 0 */
|
---|
648 | }
|
---|
649 |
|
---|
650 | LogFlowFunc(("returns %lld\n", cbFile));
|
---|
651 | return cbFile;
|
---|
652 | }
|
---|
653 |
|
---|
654 | /** @copydoc VDIMAGEBACKEND::pfnGetPCHSGeometry */
|
---|
655 | static DECLCALLBACK(int) rawGetPCHSGeometry(void *pBackendData,
|
---|
656 | PVDGEOMETRY pPCHSGeometry)
|
---|
657 | {
|
---|
658 | LogFlowFunc(("pBackendData=%#p pPCHSGeometry=%#p\n", pBackendData, pPCHSGeometry));
|
---|
659 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
660 | int rc = VINF_SUCCESS;
|
---|
661 |
|
---|
662 | AssertPtrReturn(pImage, VERR_VD_NOT_OPENED);
|
---|
663 |
|
---|
664 | if (pImage->PCHSGeometry.cCylinders)
|
---|
665 | *pPCHSGeometry = pImage->PCHSGeometry;
|
---|
666 | else
|
---|
667 | rc = VERR_VD_GEOMETRY_NOT_SET;
|
---|
668 |
|
---|
669 | LogFlowFunc(("returns %Rrc (PCHS=%u/%u/%u)\n", rc, pPCHSGeometry->cCylinders, pPCHSGeometry->cHeads, pPCHSGeometry->cSectors));
|
---|
670 | return rc;
|
---|
671 | }
|
---|
672 |
|
---|
673 | /** @copydoc VDIMAGEBACKEND::pfnSetPCHSGeometry */
|
---|
674 | static DECLCALLBACK(int) rawSetPCHSGeometry(void *pBackendData,
|
---|
675 | PCVDGEOMETRY pPCHSGeometry)
|
---|
676 | {
|
---|
677 | LogFlowFunc(("pBackendData=%#p pPCHSGeometry=%#p PCHS=%u/%u/%u\n",
|
---|
678 | pBackendData, pPCHSGeometry, pPCHSGeometry->cCylinders, pPCHSGeometry->cHeads, pPCHSGeometry->cSectors));
|
---|
679 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
680 | int rc = VINF_SUCCESS;
|
---|
681 |
|
---|
682 | AssertPtrReturn(pImage, VERR_VD_NOT_OPENED);
|
---|
683 |
|
---|
684 | if (pImage->uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
685 | rc = VERR_VD_IMAGE_READ_ONLY;
|
---|
686 | else
|
---|
687 | pImage->PCHSGeometry = *pPCHSGeometry;
|
---|
688 |
|
---|
689 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
690 | return rc;
|
---|
691 | }
|
---|
692 |
|
---|
693 | /** @copydoc VDIMAGEBACKEND::pfnGetLCHSGeometry */
|
---|
694 | static DECLCALLBACK(int) rawGetLCHSGeometry(void *pBackendData,
|
---|
695 | PVDGEOMETRY pLCHSGeometry)
|
---|
696 | {
|
---|
697 | LogFlowFunc(("pBackendData=%#p pLCHSGeometry=%#p\n", pBackendData, pLCHSGeometry));
|
---|
698 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
699 | int rc = VINF_SUCCESS;
|
---|
700 |
|
---|
701 | AssertPtrReturn(pImage, VERR_VD_NOT_OPENED);
|
---|
702 |
|
---|
703 | if (pImage->LCHSGeometry.cCylinders)
|
---|
704 | *pLCHSGeometry = pImage->LCHSGeometry;
|
---|
705 | else
|
---|
706 | rc = VERR_VD_GEOMETRY_NOT_SET;
|
---|
707 |
|
---|
708 | LogFlowFunc(("returns %Rrc (LCHS=%u/%u/%u)\n", rc, pLCHSGeometry->cCylinders, pLCHSGeometry->cHeads, pLCHSGeometry->cSectors));
|
---|
709 | return rc;
|
---|
710 | }
|
---|
711 |
|
---|
712 | /** @copydoc VDIMAGEBACKEND::pfnSetLCHSGeometry */
|
---|
713 | static DECLCALLBACK(int) rawSetLCHSGeometry(void *pBackendData,
|
---|
714 | PCVDGEOMETRY pLCHSGeometry)
|
---|
715 | {
|
---|
716 | LogFlowFunc(("pBackendData=%#p pLCHSGeometry=%#p LCHS=%u/%u/%u\n",
|
---|
717 | pBackendData, pLCHSGeometry, pLCHSGeometry->cCylinders, pLCHSGeometry->cHeads, pLCHSGeometry->cSectors));
|
---|
718 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
719 | int rc = VINF_SUCCESS;
|
---|
720 |
|
---|
721 | AssertPtrReturn(pImage, VERR_VD_NOT_OPENED);
|
---|
722 |
|
---|
723 | if (pImage->uOpenFlags & VD_OPEN_FLAGS_READONLY)
|
---|
724 | rc = VERR_VD_IMAGE_READ_ONLY;
|
---|
725 | else
|
---|
726 | pImage->LCHSGeometry = *pLCHSGeometry;
|
---|
727 |
|
---|
728 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
729 | return rc;
|
---|
730 | }
|
---|
731 |
|
---|
732 | /** @copydoc VDIMAGEBACKEND::pfnQueryRegions */
|
---|
733 | static DECLCALLBACK(int) rawQueryRegions(void *pBackendData, PCVDREGIONLIST *ppRegionList)
|
---|
734 | {
|
---|
735 | LogFlowFunc(("pBackendData=%#p ppRegionList=%#p\n", pBackendData, ppRegionList));
|
---|
736 | PRAWIMAGE pThis = (PRAWIMAGE)pBackendData;
|
---|
737 |
|
---|
738 | AssertPtrReturn(pThis, VERR_VD_NOT_OPENED);
|
---|
739 |
|
---|
740 | *ppRegionList = &pThis->RegionList;
|
---|
741 | LogFlowFunc(("returns %Rrc\n", VINF_SUCCESS));
|
---|
742 | return VINF_SUCCESS;
|
---|
743 | }
|
---|
744 |
|
---|
745 | /** @copydoc VDIMAGEBACKEND::pfnRegionListRelease */
|
---|
746 | static DECLCALLBACK(void) rawRegionListRelease(void *pBackendData, PCVDREGIONLIST pRegionList)
|
---|
747 | {
|
---|
748 | RT_NOREF1(pRegionList);
|
---|
749 | LogFlowFunc(("pBackendData=%#p pRegionList=%#p\n", pBackendData, pRegionList));
|
---|
750 | PRAWIMAGE pThis = (PRAWIMAGE)pBackendData;
|
---|
751 | AssertPtr(pThis); RT_NOREF(pThis);
|
---|
752 |
|
---|
753 | /* Nothing to do here. */
|
---|
754 | }
|
---|
755 |
|
---|
756 | /** @copydoc VDIMAGEBACKEND::pfnGetImageFlags */
|
---|
757 | static DECLCALLBACK(unsigned) rawGetImageFlags(void *pBackendData)
|
---|
758 | {
|
---|
759 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
760 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
761 |
|
---|
762 | AssertPtrReturn(pImage, 0);
|
---|
763 |
|
---|
764 | LogFlowFunc(("returns %#x\n", pImage->uImageFlags));
|
---|
765 | return pImage->uImageFlags;
|
---|
766 | }
|
---|
767 |
|
---|
768 | /** @copydoc VDIMAGEBACKEND::pfnGetOpenFlags */
|
---|
769 | static DECLCALLBACK(unsigned) rawGetOpenFlags(void *pBackendData)
|
---|
770 | {
|
---|
771 | LogFlowFunc(("pBackendData=%#p\n", pBackendData));
|
---|
772 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
773 |
|
---|
774 | AssertPtrReturn(pImage, 0);
|
---|
775 |
|
---|
776 | LogFlowFunc(("returns %#x\n", pImage->uOpenFlags));
|
---|
777 | return pImage->uOpenFlags;
|
---|
778 | }
|
---|
779 |
|
---|
780 | /** @copydoc VDIMAGEBACKEND::pfnSetOpenFlags */
|
---|
781 | static DECLCALLBACK(int) rawSetOpenFlags(void *pBackendData, unsigned uOpenFlags)
|
---|
782 | {
|
---|
783 | LogFlowFunc(("pBackendData=%#p\n uOpenFlags=%#x", pBackendData, uOpenFlags));
|
---|
784 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
785 | int rc = VINF_SUCCESS;
|
---|
786 |
|
---|
787 | /* Image must be opened and the new flags must be valid. */
|
---|
788 | if (!pImage || (uOpenFlags & ~( VD_OPEN_FLAGS_READONLY | VD_OPEN_FLAGS_INFO
|
---|
789 | | VD_OPEN_FLAGS_ASYNC_IO | VD_OPEN_FLAGS_SHAREABLE
|
---|
790 | | VD_OPEN_FLAGS_SEQUENTIAL | VD_OPEN_FLAGS_SKIP_CONSISTENCY_CHECKS)))
|
---|
791 | rc = VERR_INVALID_PARAMETER;
|
---|
792 | else
|
---|
793 | {
|
---|
794 | /* Implement this operation via reopening the image. */
|
---|
795 | rc = rawFreeImage(pImage, false);
|
---|
796 | if (RT_SUCCESS(rc))
|
---|
797 | rc = rawOpenImage(pImage, uOpenFlags);
|
---|
798 | }
|
---|
799 |
|
---|
800 | LogFlowFunc(("returns %Rrc\n", rc));
|
---|
801 | return rc;
|
---|
802 | }
|
---|
803 |
|
---|
804 | /** @copydoc VDIMAGEBACKEND::pfnGetComment */
|
---|
805 | VD_BACKEND_CALLBACK_GET_COMMENT_DEF_NOT_SUPPORTED(rawGetComment);
|
---|
806 |
|
---|
807 | /** @copydoc VDIMAGEBACKEND::pfnSetComment */
|
---|
808 | VD_BACKEND_CALLBACK_SET_COMMENT_DEF_NOT_SUPPORTED(rawSetComment, PRAWIMAGE);
|
---|
809 |
|
---|
810 | /** @copydoc VDIMAGEBACKEND::pfnGetUuid */
|
---|
811 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(rawGetUuid);
|
---|
812 |
|
---|
813 | /** @copydoc VDIMAGEBACKEND::pfnSetUuid */
|
---|
814 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(rawSetUuid, PRAWIMAGE);
|
---|
815 |
|
---|
816 | /** @copydoc VDIMAGEBACKEND::pfnGetModificationUuid */
|
---|
817 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(rawGetModificationUuid);
|
---|
818 |
|
---|
819 | /** @copydoc VDIMAGEBACKEND::pfnSetModificationUuid */
|
---|
820 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(rawSetModificationUuid, PRAWIMAGE);
|
---|
821 |
|
---|
822 | /** @copydoc VDIMAGEBACKEND::pfnGetParentUuid */
|
---|
823 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(rawGetParentUuid);
|
---|
824 |
|
---|
825 | /** @copydoc VDIMAGEBACKEND::pfnSetParentUuid */
|
---|
826 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(rawSetParentUuid, PRAWIMAGE);
|
---|
827 |
|
---|
828 | /** @copydoc VDIMAGEBACKEND::pfnGetParentModificationUuid */
|
---|
829 | VD_BACKEND_CALLBACK_GET_UUID_DEF_NOT_SUPPORTED(rawGetParentModificationUuid);
|
---|
830 |
|
---|
831 | /** @copydoc VDIMAGEBACKEND::pfnSetParentModificationUuid */
|
---|
832 | VD_BACKEND_CALLBACK_SET_UUID_DEF_NOT_SUPPORTED(rawSetParentModificationUuid, PRAWIMAGE);
|
---|
833 |
|
---|
834 | /** @copydoc VDIMAGEBACKEND::pfnDump */
|
---|
835 | static DECLCALLBACK(void) rawDump(void *pBackendData)
|
---|
836 | {
|
---|
837 | PRAWIMAGE pImage = (PRAWIMAGE)pBackendData;
|
---|
838 |
|
---|
839 | AssertPtrReturnVoid(pImage);
|
---|
840 | vdIfErrorMessage(pImage->pIfError, "Header: Geometry PCHS=%u/%u/%u LCHS=%u/%u/%u cbSector=%llu\n",
|
---|
841 | pImage->PCHSGeometry.cCylinders, pImage->PCHSGeometry.cHeads, pImage->PCHSGeometry.cSectors,
|
---|
842 | pImage->LCHSGeometry.cCylinders, pImage->LCHSGeometry.cHeads, pImage->LCHSGeometry.cSectors,
|
---|
843 | pImage->cbSize / 512);
|
---|
844 | }
|
---|
845 |
|
---|
846 |
|
---|
847 |
|
---|
848 | const VDIMAGEBACKEND g_RawBackend =
|
---|
849 | {
|
---|
850 | /* u32Version */
|
---|
851 | VD_IMGBACKEND_VERSION,
|
---|
852 | /* pszBackendName */
|
---|
853 | "RAW",
|
---|
854 | /* uBackendCaps */
|
---|
855 | VD_CAP_CREATE_FIXED | VD_CAP_FILE | VD_CAP_ASYNC | VD_CAP_VFS,
|
---|
856 | /* paFileExtensions */
|
---|
857 | s_aRawFileExtensions,
|
---|
858 | /* paConfigInfo */
|
---|
859 | NULL,
|
---|
860 | /* pfnProbe */
|
---|
861 | rawProbe,
|
---|
862 | /* pfnOpen */
|
---|
863 | rawOpen,
|
---|
864 | /* pfnCreate */
|
---|
865 | rawCreate,
|
---|
866 | /* pfnRename */
|
---|
867 | rawRename,
|
---|
868 | /* pfnClose */
|
---|
869 | rawClose,
|
---|
870 | /* pfnRead */
|
---|
871 | rawRead,
|
---|
872 | /* pfnWrite */
|
---|
873 | rawWrite,
|
---|
874 | /* pfnFlush */
|
---|
875 | rawFlush,
|
---|
876 | /* pfnDiscard */
|
---|
877 | NULL,
|
---|
878 | /* pfnGetVersion */
|
---|
879 | rawGetVersion,
|
---|
880 | /* pfnGetFileSize */
|
---|
881 | rawGetFileSize,
|
---|
882 | /* pfnGetPCHSGeometry */
|
---|
883 | rawGetPCHSGeometry,
|
---|
884 | /* pfnSetPCHSGeometry */
|
---|
885 | rawSetPCHSGeometry,
|
---|
886 | /* pfnGetLCHSGeometry */
|
---|
887 | rawGetLCHSGeometry,
|
---|
888 | /* pfnSetLCHSGeometry */
|
---|
889 | rawSetLCHSGeometry,
|
---|
890 | /* pfnQueryRegions */
|
---|
891 | rawQueryRegions,
|
---|
892 | /* pfnRegionListRelease */
|
---|
893 | rawRegionListRelease,
|
---|
894 | /* pfnGetImageFlags */
|
---|
895 | rawGetImageFlags,
|
---|
896 | /* pfnGetOpenFlags */
|
---|
897 | rawGetOpenFlags,
|
---|
898 | /* pfnSetOpenFlags */
|
---|
899 | rawSetOpenFlags,
|
---|
900 | /* pfnGetComment */
|
---|
901 | rawGetComment,
|
---|
902 | /* pfnSetComment */
|
---|
903 | rawSetComment,
|
---|
904 | /* pfnGetUuid */
|
---|
905 | rawGetUuid,
|
---|
906 | /* pfnSetUuid */
|
---|
907 | rawSetUuid,
|
---|
908 | /* pfnGetModificationUuid */
|
---|
909 | rawGetModificationUuid,
|
---|
910 | /* pfnSetModificationUuid */
|
---|
911 | rawSetModificationUuid,
|
---|
912 | /* pfnGetParentUuid */
|
---|
913 | rawGetParentUuid,
|
---|
914 | /* pfnSetParentUuid */
|
---|
915 | rawSetParentUuid,
|
---|
916 | /* pfnGetParentModificationUuid */
|
---|
917 | rawGetParentModificationUuid,
|
---|
918 | /* pfnSetParentModificationUuid */
|
---|
919 | rawSetParentModificationUuid,
|
---|
920 | /* pfnDump */
|
---|
921 | rawDump,
|
---|
922 | /* pfnGetTimestamp */
|
---|
923 | NULL,
|
---|
924 | /* pfnGetParentTimestamp */
|
---|
925 | NULL,
|
---|
926 | /* pfnSetParentTimestamp */
|
---|
927 | NULL,
|
---|
928 | /* pfnGetParentFilename */
|
---|
929 | NULL,
|
---|
930 | /* pfnSetParentFilename */
|
---|
931 | NULL,
|
---|
932 | /* pfnComposeLocation */
|
---|
933 | genericFileComposeLocation,
|
---|
934 | /* pfnComposeName */
|
---|
935 | genericFileComposeName,
|
---|
936 | /* pfnCompact */
|
---|
937 | NULL,
|
---|
938 | /* pfnResize */
|
---|
939 | NULL,
|
---|
940 | /* pfnRepair */
|
---|
941 | NULL,
|
---|
942 | /* pfnTraverseMetadata */
|
---|
943 | NULL,
|
---|
944 | /* u32VersionEnd */
|
---|
945 | VD_IMGBACKEND_VERSION
|
---|
946 | };
|
---|