Mercurial > vba-linux
annotate src/win32/7zip/7z/C/7zCrc.h @ 1:f9f4f1b99eed
importing src directory
| author | Robert McIntyre <rlm@mit.edu> |
|---|---|
| date | Sat, 03 Mar 2012 10:31:27 -0600 |
| parents | |
| children |
| rev | line source |
|---|---|
| rlm@1 | 1 /* 7zCrc.h -- CRC32 calculation |
| rlm@1 | 2 2008-03-13 |
| rlm@1 | 3 Igor Pavlov |
| rlm@1 | 4 Public domain */ |
| rlm@1 | 5 |
| rlm@1 | 6 #ifndef __7Z_CRC_H |
| rlm@1 | 7 #define __7Z_CRC_H |
| rlm@1 | 8 |
| rlm@1 | 9 #include <stddef.h> |
| rlm@1 | 10 |
| rlm@1 | 11 #include "Types.h" |
| rlm@1 | 12 |
| rlm@1 | 13 extern UInt32 g_CrcTable[]; |
| rlm@1 | 14 |
| rlm@1 | 15 void MY_FAST_CALL CrcGenerateTable(void); |
| rlm@1 | 16 |
| rlm@1 | 17 #define CRC_INIT_VAL 0xFFFFFFFF |
| rlm@1 | 18 #define CRC_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFF) |
| rlm@1 | 19 #define CRC_UPDATE_BYTE(crc, b) (g_CrcTable[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8)) |
| rlm@1 | 20 |
| rlm@1 | 21 UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size); |
| rlm@1 | 22 UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size); |
| rlm@1 | 23 |
| rlm@1 | 24 #endif |