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annotate lphobos/std/zip.d @ 883:b52d5de7783f

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author Christian Kamm <kamm incasoftware de>
date Thu, 08 Jan 2009 18:20:02 +0100
parents 373489eeaf90
children
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1
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2 /**
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3 * Read/write data in the $(LINK2 http://www.info-_zip.org, zip archive) format.
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4 * Makes use of the etc.c.zlib compression library.
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5 *
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6 * Bugs:
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7 * $(UL
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8 * $(LI Multi-disk zips not supported.)
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9 * $(LI Only Zip version 20 formats are supported.)
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10 * $(LI Only supports compression modes 0 (no compression) and 8 (deflate).)
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11 * $(LI Does not support encryption.)
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12 * )
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13 *
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14 * Macros:
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15 * WIKI = Phobos/StdZip
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16 */
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17
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18 module std.zip;
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19
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20 private import std.zlib;
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21 private import std.date;
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22 private import std.intrinsic;
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23
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24 //debug=print;
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25
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26 /** Thrown on error.
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27 */
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28 class ZipException : Exception
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29 {
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30 this(char[] msg)
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31 {
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32 super("ZipException: " ~ msg);
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33 }
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34 }
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35
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36 /**
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37 * A member of the ZipArchive.
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38 */
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39 class ArchiveMember
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40 {
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41 ushort madeVersion = 20; /// Read Only
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42 ushort extractVersion = 20; /// Read Only
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43 ushort flags; /// Read/Write: normally set to 0
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44 ushort compressionMethod; /// Read/Write: 0 for compression, 8 for deflate
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45 std.date.DosFileTime time; /// Read/Write: Last modified time of the member. It's in the DOS date/time format.
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46 uint crc32; /// Read Only: cyclic redundancy check (CRC) value
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47 uint compressedSize; /// Read Only: size of data of member in compressed form.
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48 uint expandedSize; /// Read Only: size of data of member in expanded form.
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49 ushort diskNumber; /// Read Only: should be 0.
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50 ushort internalAttributes; /// Read/Write
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51 uint externalAttributes; /// Read/Write
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52
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53 private uint offset;
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54
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55 /**
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56 * Read/Write: Usually the file name of the archive member; it is used to
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57 * index the archive directory for the member. Each member must have a unique
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58 * name[]. Do not change without removing member from the directory first.
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59 */
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60 char[] name;
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61
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62 ubyte[] extra; /// Read/Write: extra data for this member.
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63 char[] comment; /// Read/Write: comment associated with this member.
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64 ubyte[] compressedData; /// Read Only: data of member in compressed form.
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65 ubyte[] expandedData; /// Read/Write: data of member in uncompressed form.
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66
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67 debug(print)
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68 {
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69 void print()
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70 {
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71 printf("name = '%.*s'\n", cast(int) name.length, name.ptr);
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72 printf("\tcomment = '%.*s'\n", cast(int) comment.length, comment.ptr);
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73 printf("\tmadeVersion = x%04x\n", madeVersion);
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74 printf("\textractVersion = x%04x\n", extractVersion);
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75 printf("\tflags = x%04x\n", flags);
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76 printf("\tcompressionMethod = %d\n", compressionMethod);
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77 printf("\ttime = %d\n", time);
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78 printf("\tcrc32 = x%08x\n", crc32);
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79 printf("\texpandedSize = %d\n", expandedSize);
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80 printf("\tcompressedSize = %d\n", compressedSize);
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81 printf("\tinternalAttributes = x%04x\n", internalAttributes);
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82 printf("\texternalAttributes = x%08x\n", externalAttributes);
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83 }
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84 }
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85 }
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86
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87 /**
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88 * Object representing the entire archive.
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89 * ZipArchives are collections of ArchiveMembers.
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90 */
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91 class ZipArchive
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92 {
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93 ubyte[] data; /// Read Only: array representing the entire contents of the archive.
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94 uint endrecOffset;
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95
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96 uint diskNumber; /// Read Only: 0 since multi-disk zip archives are not supported.
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97 uint diskStartDir; /// Read Only: 0 since multi-disk zip archives are not supported.
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98 uint numEntries; /// Read Only: number of ArchiveMembers in the directory.
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99 uint totalEntries; /// Read Only: same as totalEntries.
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100 char[] comment; /// Read/Write: the archive comment. Must be less than 65536 bytes in length.
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101
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102 /**
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103 * Read Only: array indexed by the name of each member of the archive.
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104 * Example:
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105 * All the members of the archive can be accessed with a foreach loop:
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106 * --------------------
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107 * ZipArchive archive = new ZipArchive(data);
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108 * foreach (ArchiveMember am; archive.directory)
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109 * {
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110 * writefln("member name is '%s'", am.name);
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111 * }
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112 * --------------------
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113 */
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114 ArchiveMember[char[]] directory;
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115
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116 debug (print)
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117 {
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118 void print()
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119 {
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120 printf("\tdiskNumber = %u\n", diskNumber);
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121 printf("\tdiskStartDir = %u\n", diskStartDir);
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122 printf("\tnumEntries = %u\n", numEntries);
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123 printf("\ttotalEntries = %u\n", totalEntries);
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124 printf("\tcomment = '%.*s'\n", cast(int) comment.length, comment.ptr);
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125 }
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126 }
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127
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128 /* ============ Creating a new archive =================== */
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129
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130 /** Constructor to use when creating a new archive.
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131 */
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132 this()
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133 {
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134 }
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135
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136 /** Add de to the archive.
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137 */
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138 void addMember(ArchiveMember de)
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139 {
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140 directory[de.name] = de;
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141 }
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142
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143 /** Delete de from the archive.
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144 */
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145 void deleteMember(ArchiveMember de)
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146 {
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147 directory.remove(de.name);
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148 }
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149
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150 /**
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151 * Construct an archive out of the current members of the archive.
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152 *
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153 * Fills in the properties data[], diskNumber, diskStartDir, numEntries,
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154 * totalEntries, and directory[].
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155 * For each ArchiveMember, fills in properties crc32, compressedSize,
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156 * compressedData[].
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157 *
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158 * Returns: array representing the entire archive.
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159 */
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160 void[] build()
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161 { uint i;
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162 uint directoryOffset;
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163
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164 if (comment.length > 0xFFFF)
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165 throw new ZipException("archive comment longer than 65535");
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166
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167 // Compress each member; compute size
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168 uint archiveSize = 0;
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169 uint directorySize = 0;
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170 foreach (ArchiveMember de; directory)
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171 {
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172 de.expandedSize = de.expandedData.length;
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173 switch (de.compressionMethod)
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174 {
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175 case 0:
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176 de.compressedData = de.expandedData;
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177 break;
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178
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179 case 8:
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180 de.compressedData = cast(ubyte[])std.zlib.compress(cast(void[])de.expandedData);
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181 de.compressedData = de.compressedData[2 .. de.compressedData.length - 4];
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182 break;
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183
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184 default:
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185 throw new ZipException("unsupported compression method");
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186 }
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187 de.compressedSize = de.compressedData.length;
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188 de.crc32 = std.zlib.crc32(0, cast(void[])de.expandedData);
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189
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190 archiveSize += 30 + de.name.length +
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191 de.extra.length +
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192 de.compressedSize;
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193 directorySize += 46 + de.name.length +
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194 de.extra.length +
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195 de.comment.length;
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196 }
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197
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198 data = new ubyte[archiveSize + directorySize + 22 + comment.length];
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199
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200 // Populate the data[]
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201
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202 // Store each archive member
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203 i = 0;
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204 foreach (ArchiveMember de; directory)
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205 {
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206 de.offset = i;
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207 data[i .. i + 4] = cast(ubyte[])"PK\x03\x04";
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208 putUshort(i + 4, de.extractVersion);
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209 putUshort(i + 6, de.flags);
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210 putUshort(i + 8, de.compressionMethod);
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211 putUint (i + 10, cast(uint)de.time);
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212 putUint (i + 14, de.crc32);
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213 putUint (i + 18, de.compressedSize);
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214 putUint (i + 22, de.expandedData.length);
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215 putUshort(i + 26, cast(ushort)de.name.length);
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216 putUshort(i + 28, cast(ushort)de.extra.length);
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217 i += 30;
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diff changeset
218
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219 data[i .. i + de.name.length] = cast(ubyte[])de.name[];
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220 i += de.name.length;
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221 data[i .. i + de.extra.length] = cast(ubyte[])de.extra[];
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222 i += de.extra.length;
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223 data[i .. i + de.compressedSize] = de.compressedData[];
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224 i += de.compressedSize;
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225 }
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diff changeset
226
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227 // Write directory
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228 directoryOffset = i;
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229 numEntries = 0;
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diff changeset
230 foreach (ArchiveMember de; directory)
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diff changeset
231 {
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diff changeset
232 data[i .. i + 4] = cast(ubyte[])"PK\x01\x02";
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233 putUshort(i + 4, de.madeVersion);
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234 putUshort(i + 6, de.extractVersion);
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235 putUshort(i + 8, de.flags);
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diff changeset
236 putUshort(i + 10, de.compressionMethod);
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diff changeset
237 putUint (i + 12, cast(uint)de.time);
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diff changeset
238 putUint (i + 16, de.crc32);
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diff changeset
239 putUint (i + 20, de.compressedSize);
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240 putUint (i + 24, de.expandedSize);
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diff changeset
241 putUshort(i + 28, cast(ushort)de.name.length);
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diff changeset
242 putUshort(i + 30, cast(ushort)de.extra.length);
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243 putUshort(i + 32, cast(ushort)de.comment.length);
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244 putUshort(i + 34, de.diskNumber);
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245 putUshort(i + 36, de.internalAttributes);
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246 putUint (i + 38, de.externalAttributes);
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diff changeset
247 putUint (i + 42, de.offset);
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diff changeset
248 i += 46;
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diff changeset
249
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diff changeset
250 data[i .. i + de.name.length] = cast(ubyte[])de.name[];
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251 i += de.name.length;
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252 data[i .. i + de.extra.length] = cast(ubyte[])de.extra[];
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253 i += de.extra.length;
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254 data[i .. i + de.comment.length] = cast(ubyte[])de.comment[];
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diff changeset
255 i += de.comment.length;
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diff changeset
256 numEntries++;
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diff changeset
257 }
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diff changeset
258 totalEntries = numEntries;
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diff changeset
259
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diff changeset
260 // Write end record
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diff changeset
261 endrecOffset = i;
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diff changeset
262 data[i .. i + 4] = cast(ubyte[])"PK\x05\x06";
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diff changeset
263 putUshort(i + 4, cast(ushort)diskNumber);
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diff changeset
264 putUshort(i + 6, cast(ushort)diskStartDir);
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265 putUshort(i + 8, cast(ushort)numEntries);
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266 putUshort(i + 10, cast(ushort)totalEntries);
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267 putUint (i + 12, directorySize);
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268 putUint (i + 16, directoryOffset);
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diff changeset
269 putUshort(i + 20, cast(ushort)comment.length);
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diff changeset
270 i += 22;
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diff changeset
271
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diff changeset
272 // Write archive comment
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diff changeset
273 assert(i + comment.length == data.length);
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diff changeset
274 data[i .. data.length] = cast(ubyte[])comment[];
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diff changeset
275
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diff changeset
276 return cast(void[])data;
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diff changeset
277 }
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diff changeset
278
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diff changeset
279 /* ============ Reading an existing archive =================== */
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diff changeset
280
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diff changeset
281 /**
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parents:
diff changeset
282 * Constructor to use when reading an existing archive.
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parents:
diff changeset
283 *
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
284 * Fills in the properties data[], diskNumber, diskStartDir, numEntries,
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
285 * totalEntries, comment[], and directory[].
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
286 * For each ArchiveMember, fills in
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
287 * properties madeVersion, extractVersion, flags, compressionMethod, time,
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
288 * crc32, compressedSize, expandedSize, compressedData[], diskNumber,
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
289 * internalAttributes, externalAttributes, name[], extra[], comment[].
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
290 * Use expand() to get the expanded data for each ArchiveMember.
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
291 *
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
292 * Params:
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
293 * buffer = the entire contents of the archive.
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
294 */
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
295
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
296 this(void[] buffer)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
297 { int iend;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
298 int i;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
299 int endcommentlength;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
300 uint directorySize;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
301 uint directoryOffset;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
302
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
303 this.data = cast(ubyte[]) buffer;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
304
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
305 // Find 'end record index' by searching backwards for signature
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
306 iend = data.length - 66000;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
307 if (iend < 0)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
308 iend = 0;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
309 for (i = data.length - 22; 1; i--)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
310 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
311 if (i < iend)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
312 throw new ZipException("no end record");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
313
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
314 if (data[i .. i + 4] == cast(ubyte[])"PK\x05\x06")
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
315 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
316 endcommentlength = getUshort(i + 20);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
317 if (i + 22 + endcommentlength > data.length)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
318 continue;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
319 comment = cast(char[])data[i + 22 .. i + 22 + endcommentlength];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
320 endrecOffset = i;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
321 break;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
322 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
323 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
324
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
325 // Read end record data
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
326 diskNumber = getUshort(i + 4);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
327 diskStartDir = getUshort(i + 6);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
328
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
329 numEntries = getUshort(i + 8);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
330 totalEntries = getUshort(i + 10);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
331
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
332 if (numEntries != totalEntries)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
333 throw new ZipException("multiple disk zips not supported");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
334
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
335 directorySize = getUint(i + 12);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
336 directoryOffset = getUint(i + 16);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
337
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
338 if (directoryOffset + directorySize > i)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
339 throw new ZipException("corrupted directory");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
340
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
341 i = directoryOffset;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
342 for (int n = 0; n < numEntries; n++)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
343 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
344 /* The format of an entry is:
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
345 * 'PK' 1, 2
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
346 * directory info
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
347 * path
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
348 * extra data
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
349 * comment
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
350 */
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
351
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
352 uint offset;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
353 uint namelen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
354 uint extralen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
355 uint commentlen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
356
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
357 if (data[i .. i + 4] != cast(ubyte[])"PK\x01\x02")
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
358 throw new ZipException("invalid directory entry 1");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
359 ArchiveMember de = new ArchiveMember();
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
360 de.madeVersion = getUshort(i + 4);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
361 de.extractVersion = getUshort(i + 6);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
362 de.flags = getUshort(i + 8);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
363 de.compressionMethod = getUshort(i + 10);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
364 de.time = cast(DosFileTime)getUint(i + 12);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
365 de.crc32 = getUint(i + 16);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
366 de.compressedSize = getUint(i + 20);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
367 de.expandedSize = getUint(i + 24);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
368 namelen = getUshort(i + 28);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
369 extralen = getUshort(i + 30);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
370 commentlen = getUshort(i + 32);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
371 de.diskNumber = getUshort(i + 34);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
372 de.internalAttributes = getUshort(i + 36);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
373 de.externalAttributes = getUint(i + 38);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
374 de.offset = getUint(i + 42);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
375 i += 46;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
376
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
377 if (i + namelen + extralen + commentlen > directoryOffset + directorySize)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
378 throw new ZipException("invalid directory entry 2");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
379
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
380 de.name = cast(char[])data[i .. i + namelen];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
381 i += namelen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
382 de.extra = data[i .. i + extralen];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
383 i += extralen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
384 de.comment = cast(char[])data[i .. i + commentlen];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
385 i += commentlen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
386
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
387 directory[de.name] = de;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
388 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
389 if (i != directoryOffset + directorySize)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
390 throw new ZipException("invalid directory entry 3");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
391 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
392
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
393 /*****
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
394 * Decompress the contents of archive member de and return the expanded
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
395 * data.
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
396 *
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
397 * Fills in properties extractVersion, flags, compressionMethod, time,
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
398 * crc32, compressedSize, expandedSize, expandedData[], name[], extra[].
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
399 */
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
400 ubyte[] expand(ArchiveMember de)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
401 { uint namelen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
402 uint extralen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
403
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
404 if (data[de.offset .. de.offset + 4] != cast(ubyte[])"PK\x03\x04")
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
405 throw new ZipException("invalid directory entry 4");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
406
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
407 // These values should match what is in the main zip archive directory
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
408 de.extractVersion = getUshort(de.offset + 4);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
409 de.flags = getUshort(de.offset + 6);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
410 de.compressionMethod = getUshort(de.offset + 8);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
411 de.time = cast(DosFileTime)getUint(de.offset + 10);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
412 de.crc32 = getUint(de.offset + 14);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
413 de.compressedSize = getUint(de.offset + 18);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
414 de.expandedSize = getUint(de.offset + 22);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
415 namelen = getUshort(de.offset + 26);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
416 extralen = getUshort(de.offset + 28);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
417
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
418 debug(print)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
419 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
420 printf("\t\texpandedSize = %d\n", de.expandedSize);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
421 printf("\t\tcompressedSize = %d\n", de.compressedSize);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
422 printf("\t\tnamelen = %d\n", namelen);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
423 printf("\t\textralen = %d\n", extralen);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
424 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
425
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
426 if (de.flags & 1)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
427 throw new ZipException("encryption not supported");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
428
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
429 int i;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
430 i = de.offset + 30 + namelen + extralen;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
431 if (i + de.compressedSize > endrecOffset)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
432 throw new ZipException("invalid directory entry 5");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
433
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
434 de.compressedData = data[i .. i + de.compressedSize];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
435 debug(print) arrayPrint(de.compressedData);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
436
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
437 switch (de.compressionMethod)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
438 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
439 case 0:
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
440 de.expandedData = de.compressedData;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
441 return de.expandedData;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
442
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
443 case 8:
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
444 // -15 is a magic value used to decompress zip files.
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
445 // It has the effect of not requiring the 2 byte header
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
446 // and 4 byte trailer.
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
447 de.expandedData = cast(ubyte[])std.zlib.uncompress(cast(void[])de.compressedData, de.expandedSize, -15);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
448 return de.expandedData;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
449
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
450 default:
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
451 throw new ZipException("unsupported compression method");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
452 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
453 assert(0);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
454 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
455
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
456 /* ============ Utility =================== */
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
457
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
458 ushort getUshort(int i)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
459 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
460 version (LittleEndian)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
461 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
462 return *cast(ushort *)&data[i];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
463 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
464 else
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
465 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
466 ubyte b0 = data[i];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
467 ubyte b1 = data[i + 1];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
468 return (b1 << 8) | b0;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
469 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
470 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
471
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
472 uint getUint(int i)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
473 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
474 version (LittleEndian)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
475 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
476 return *cast(uint *)&data[i];
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
477 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
478 else
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
479 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
480 return bswap(*cast(uint *)&data[i]);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
481 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
482 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
483
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
484 void putUshort(int i, ushort us)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
485 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
486 version (LittleEndian)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
487 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
488 *cast(ushort *)&data[i] = us;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
489 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
490 else
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
491 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
492 data[i] = cast(ubyte)us;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
493 data[i + 1] = cast(ubyte)(us >> 8);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
494 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
495 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
496
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
497 void putUint(int i, uint ui)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
498 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
499 version (BigEndian)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
500 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
501 ui = bswap(ui);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
502 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
503 *cast(uint *)&data[i] = ui;
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
504 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
505 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
506
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
507 debug(print)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
508 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
509 void arrayPrint(ubyte[] array)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
510 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
511 printf("array %p,%d\n", cast(void*)array, array.length);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
512 for (int i = 0; i < array.length; i++)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
513 {
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
514 printf("%02x ", array[i]);
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
515 if (((i + 1) & 15) == 0)
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
516 printf("\n");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
517 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
518 printf("\n");
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
519 }
373489eeaf90 Applied downs' lphobos update
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
diff changeset
520 }