| 878ddf1f |
1 | /*++\r |
| 2 | \r |
| 3 | Copyright (c) 2004, Intel Corporation \r |
| 4 | All rights reserved. This program and the accompanying materials \r |
| 5 | are licensed and made available under the terms and conditions of the BSD License \r |
| 6 | which accompanies this distribution. The full text of the license may be found at \r |
| 7 | http://opensource.org/licenses/bsd-license.php \r |
| 8 | \r |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 11 | \r |
| 12 | Module Name:\r |
| 13 | \r |
| 14 | crc32.c\r |
| 15 | \r |
| 16 | Abstract:\r |
| 17 | \r |
| 18 | CalcuateCrc32 routine.\r |
| 19 | \r |
| 20 | --*/\r |
| 21 | \r |
| 22 | #include <stdlib.h>\r |
| 23 | #include "Crc32.h"\r |
| 24 | \r |
| 25 | UINT32 mCrcTable[256] = {\r |
| 26 | 0x00000000,\r |
| 27 | 0x77073096,\r |
| 28 | 0xEE0E612C,\r |
| 29 | 0x990951BA,\r |
| 30 | 0x076DC419,\r |
| 31 | 0x706AF48F,\r |
| 32 | 0xE963A535,\r |
| 33 | 0x9E6495A3,\r |
| 34 | 0x0EDB8832,\r |
| 35 | 0x79DCB8A4,\r |
| 36 | 0xE0D5E91E,\r |
| 37 | 0x97D2D988,\r |
| 38 | 0x09B64C2B,\r |
| 39 | 0x7EB17CBD,\r |
| 40 | 0xE7B82D07,\r |
| 41 | 0x90BF1D91,\r |
| 42 | 0x1DB71064,\r |
| 43 | 0x6AB020F2,\r |
| 44 | 0xF3B97148,\r |
| 45 | 0x84BE41DE,\r |
| 46 | 0x1ADAD47D,\r |
| 47 | 0x6DDDE4EB,\r |
| 48 | 0xF4D4B551,\r |
| 49 | 0x83D385C7,\r |
| 50 | 0x136C9856,\r |
| 51 | 0x646BA8C0,\r |
| 52 | 0xFD62F97A,\r |
| 53 | 0x8A65C9EC,\r |
| 54 | 0x14015C4F,\r |
| 55 | 0x63066CD9,\r |
| 56 | 0xFA0F3D63,\r |
| 57 | 0x8D080DF5,\r |
| 58 | 0x3B6E20C8,\r |
| 59 | 0x4C69105E,\r |
| 60 | 0xD56041E4,\r |
| 61 | 0xA2677172,\r |
| 62 | 0x3C03E4D1,\r |
| 63 | 0x4B04D447,\r |
| 64 | 0xD20D85FD,\r |
| 65 | 0xA50AB56B,\r |
| 66 | 0x35B5A8FA,\r |
| 67 | 0x42B2986C,\r |
| 68 | 0xDBBBC9D6,\r |
| 69 | 0xACBCF940,\r |
| 70 | 0x32D86CE3,\r |
| 71 | 0x45DF5C75,\r |
| 72 | 0xDCD60DCF,\r |
| 73 | 0xABD13D59,\r |
| 74 | 0x26D930AC,\r |
| 75 | 0x51DE003A,\r |
| 76 | 0xC8D75180,\r |
| 77 | 0xBFD06116,\r |
| 78 | 0x21B4F4B5,\r |
| 79 | 0x56B3C423,\r |
| 80 | 0xCFBA9599,\r |
| 81 | 0xB8BDA50F,\r |
| 82 | 0x2802B89E,\r |
| 83 | 0x5F058808,\r |
| 84 | 0xC60CD9B2,\r |
| 85 | 0xB10BE924,\r |
| 86 | 0x2F6F7C87,\r |
| 87 | 0x58684C11,\r |
| 88 | 0xC1611DAB,\r |
| 89 | 0xB6662D3D,\r |
| 90 | 0x76DC4190,\r |
| 91 | 0x01DB7106,\r |
| 92 | 0x98D220BC,\r |
| 93 | 0xEFD5102A,\r |
| 94 | 0x71B18589,\r |
| 95 | 0x06B6B51F,\r |
| 96 | 0x9FBFE4A5,\r |
| 97 | 0xE8B8D433,\r |
| 98 | 0x7807C9A2,\r |
| 99 | 0x0F00F934,\r |
| 100 | 0x9609A88E,\r |
| 101 | 0xE10E9818,\r |
| 102 | 0x7F6A0DBB,\r |
| 103 | 0x086D3D2D,\r |
| 104 | 0x91646C97,\r |
| 105 | 0xE6635C01,\r |
| 106 | 0x6B6B51F4,\r |
| 107 | 0x1C6C6162,\r |
| 108 | 0x856530D8,\r |
| 109 | 0xF262004E,\r |
| 110 | 0x6C0695ED,\r |
| 111 | 0x1B01A57B,\r |
| 112 | 0x8208F4C1,\r |
| 113 | 0xF50FC457,\r |
| 114 | 0x65B0D9C6,\r |
| 115 | 0x12B7E950,\r |
| 116 | 0x8BBEB8EA,\r |
| 117 | 0xFCB9887C,\r |
| 118 | 0x62DD1DDF,\r |
| 119 | 0x15DA2D49,\r |
| 120 | 0x8CD37CF3,\r |
| 121 | 0xFBD44C65,\r |
| 122 | 0x4DB26158,\r |
| 123 | 0x3AB551CE,\r |
| 124 | 0xA3BC0074,\r |
| 125 | 0xD4BB30E2,\r |
| 126 | 0x4ADFA541,\r |
| 127 | 0x3DD895D7,\r |
| 128 | 0xA4D1C46D,\r |
| 129 | 0xD3D6F4FB,\r |
| 130 | 0x4369E96A,\r |
| 131 | 0x346ED9FC,\r |
| 132 | 0xAD678846,\r |
| 133 | 0xDA60B8D0,\r |
| 134 | 0x44042D73,\r |
| 135 | 0x33031DE5,\r |
| 136 | 0xAA0A4C5F,\r |
| 137 | 0xDD0D7CC9,\r |
| 138 | 0x5005713C,\r |
| 139 | 0x270241AA,\r |
| 140 | 0xBE0B1010,\r |
| 141 | 0xC90C2086,\r |
| 142 | 0x5768B525,\r |
| 143 | 0x206F85B3,\r |
| 144 | 0xB966D409,\r |
| 145 | 0xCE61E49F,\r |
| 146 | 0x5EDEF90E,\r |
| 147 | 0x29D9C998,\r |
| 148 | 0xB0D09822,\r |
| 149 | 0xC7D7A8B4,\r |
| 150 | 0x59B33D17,\r |
| 151 | 0x2EB40D81,\r |
| 152 | 0xB7BD5C3B,\r |
| 153 | 0xC0BA6CAD,\r |
| 154 | 0xEDB88320,\r |
| 155 | 0x9ABFB3B6,\r |
| 156 | 0x03B6E20C,\r |
| 157 | 0x74B1D29A,\r |
| 158 | 0xEAD54739,\r |
| 159 | 0x9DD277AF,\r |
| 160 | 0x04DB2615,\r |
| 161 | 0x73DC1683,\r |
| 162 | 0xE3630B12,\r |
| 163 | 0x94643B84,\r |
| 164 | 0x0D6D6A3E,\r |
| 165 | 0x7A6A5AA8,\r |
| 166 | 0xE40ECF0B,\r |
| 167 | 0x9309FF9D,\r |
| 168 | 0x0A00AE27,\r |
| 169 | 0x7D079EB1,\r |
| 170 | 0xF00F9344,\r |
| 171 | 0x8708A3D2,\r |
| 172 | 0x1E01F268,\r |
| 173 | 0x6906C2FE,\r |
| 174 | 0xF762575D,\r |
| 175 | 0x806567CB,\r |
| 176 | 0x196C3671,\r |
| 177 | 0x6E6B06E7,\r |
| 178 | 0xFED41B76,\r |
| 179 | 0x89D32BE0,\r |
| 180 | 0x10DA7A5A,\r |
| 181 | 0x67DD4ACC,\r |
| 182 | 0xF9B9DF6F,\r |
| 183 | 0x8EBEEFF9,\r |
| 184 | 0x17B7BE43,\r |
| 185 | 0x60B08ED5,\r |
| 186 | 0xD6D6A3E8,\r |
| 187 | 0xA1D1937E,\r |
| 188 | 0x38D8C2C4,\r |
| 189 | 0x4FDFF252,\r |
| 190 | 0xD1BB67F1,\r |
| 191 | 0xA6BC5767,\r |
| 192 | 0x3FB506DD,\r |
| 193 | 0x48B2364B,\r |
| 194 | 0xD80D2BDA,\r |
| 195 | 0xAF0A1B4C,\r |
| 196 | 0x36034AF6,\r |
| 197 | 0x41047A60,\r |
| 198 | 0xDF60EFC3,\r |
| 199 | 0xA867DF55,\r |
| 200 | 0x316E8EEF,\r |
| 201 | 0x4669BE79,\r |
| 202 | 0xCB61B38C,\r |
| 203 | 0xBC66831A,\r |
| 204 | 0x256FD2A0,\r |
| 205 | 0x5268E236,\r |
| 206 | 0xCC0C7795,\r |
| 207 | 0xBB0B4703,\r |
| 208 | 0x220216B9,\r |
| 209 | 0x5505262F,\r |
| 210 | 0xC5BA3BBE,\r |
| 211 | 0xB2BD0B28,\r |
| 212 | 0x2BB45A92,\r |
| 213 | 0x5CB36A04,\r |
| 214 | 0xC2D7FFA7,\r |
| 215 | 0xB5D0CF31,\r |
| 216 | 0x2CD99E8B,\r |
| 217 | 0x5BDEAE1D,\r |
| 218 | 0x9B64C2B0,\r |
| 219 | 0xEC63F226,\r |
| 220 | 0x756AA39C,\r |
| 221 | 0x026D930A,\r |
| 222 | 0x9C0906A9,\r |
| 223 | 0xEB0E363F,\r |
| 224 | 0x72076785,\r |
| 225 | 0x05005713,\r |
| 226 | 0x95BF4A82,\r |
| 227 | 0xE2B87A14,\r |
| 228 | 0x7BB12BAE,\r |
| 229 | 0x0CB61B38,\r |
| 230 | 0x92D28E9B,\r |
| 231 | 0xE5D5BE0D,\r |
| 232 | 0x7CDCEFB7,\r |
| 233 | 0x0BDBDF21,\r |
| 234 | 0x86D3D2D4,\r |
| 235 | 0xF1D4E242,\r |
| 236 | 0x68DDB3F8,\r |
| 237 | 0x1FDA836E,\r |
| 238 | 0x81BE16CD,\r |
| 239 | 0xF6B9265B,\r |
| 240 | 0x6FB077E1,\r |
| 241 | 0x18B74777,\r |
| 242 | 0x88085AE6,\r |
| 243 | 0xFF0F6A70,\r |
| 244 | 0x66063BCA,\r |
| 245 | 0x11010B5C,\r |
| 246 | 0x8F659EFF,\r |
| 247 | 0xF862AE69,\r |
| 248 | 0x616BFFD3,\r |
| 249 | 0x166CCF45,\r |
| 250 | 0xA00AE278,\r |
| 251 | 0xD70DD2EE,\r |
| 252 | 0x4E048354,\r |
| 253 | 0x3903B3C2,\r |
| 254 | 0xA7672661,\r |
| 255 | 0xD06016F7,\r |
| 256 | 0x4969474D,\r |
| 257 | 0x3E6E77DB,\r |
| 258 | 0xAED16A4A,\r |
| 259 | 0xD9D65ADC,\r |
| 260 | 0x40DF0B66,\r |
| 261 | 0x37D83BF0,\r |
| 262 | 0xA9BCAE53,\r |
| 263 | 0xDEBB9EC5,\r |
| 264 | 0x47B2CF7F,\r |
| 265 | 0x30B5FFE9,\r |
| 266 | 0xBDBDF21C,\r |
| 267 | 0xCABAC28A,\r |
| 268 | 0x53B39330,\r |
| 269 | 0x24B4A3A6,\r |
| 270 | 0xBAD03605,\r |
| 271 | 0xCDD70693,\r |
| 272 | 0x54DE5729,\r |
| 273 | 0x23D967BF,\r |
| 274 | 0xB3667A2E,\r |
| 275 | 0xC4614AB8,\r |
| 276 | 0x5D681B02,\r |
| 277 | 0x2A6F2B94,\r |
| 278 | 0xB40BBE37,\r |
| 279 | 0xC30C8EA1,\r |
| 280 | 0x5A05DF1B,\r |
| 281 | 0x2D02EF8D\r |
| 282 | };\r |
| 283 | \r |
| 284 | EFI_STATUS\r |
| 285 | CalculateCrc32 (\r |
| 286 | IN UINT8 *Data,\r |
| 287 | IN UINTN DataSize,\r |
| 288 | IN OUT UINT32 *CrcOut\r |
| 289 | )\r |
| 290 | /*++\r |
| 291 | \r |
| 292 | Routine Description:\r |
| 293 | \r |
| 294 | The CalculateCrc32 routine.\r |
| 295 | \r |
| 296 | Arguments:\r |
| 297 | \r |
| 298 | Data - The buffer contaning the data to be processed\r |
| 299 | DataSize - The size of data to be processed\r |
| 300 | CrcOut - A pointer to the caller allocated UINT32 that on\r |
| 301 | contains the CRC32 checksum of Data\r |
| 302 | \r |
| 303 | Returns:\r |
| 304 | \r |
| 305 | EFI_SUCCESS - Calculation is successful.\r |
| 306 | EFI_INVALID_PARAMETER - Data / CrcOut = NULL, or DataSize = 0\r |
| 307 | \r |
| 308 | --*/\r |
| 309 | {\r |
| 310 | UINT32 Crc;\r |
| 311 | UINTN Index;\r |
| 312 | UINT8 *Ptr;\r |
| 313 | \r |
| 314 | if ((DataSize == 0) || (Data == NULL) || (CrcOut == NULL)) {\r |
| 315 | return EFI_INVALID_PARAMETER;\r |
| 316 | }\r |
| 317 | \r |
| 318 | Crc = 0xffffffff;\r |
| 319 | for (Index = 0, Ptr = Data; Index < DataSize; Index++, Ptr++) {\r |
| 320 | Crc = (Crc >> 8) ^ mCrcTable[(UINT8) Crc ^ *Ptr];\r |
| 321 | }\r |
| 322 | \r |
| 323 | *CrcOut = Crc ^ 0xffffffff;\r |
| 324 | \r |
| 325 | return EFI_SUCCESS;\r |
| 326 | }\r |
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