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Side by Side Diff: third_party/lzma_sdk/7zCrc.h

Issue 6730044: Upgrading lzma_sdk to version 9.20. Base URL: svn://chrome-svn.corp.google.com/chrome/trunk/src/
Patch Set: '' Created 9 years, 9 months ago
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1 /* 7zCrc.h */
2
3 #ifndef __7Z_CRC_H
4 #define __7Z_CRC_H
5
6 #include <stddef.h>
7
8 #include "Types.h"
9
10 extern UInt32 g_CrcTable[];
11
12 void MY_FAST_CALL CrcGenerateTable();
13
14 #define CRC_INIT_VAL 0xFFFFFFFF
15 #define CRC_GET_DIGEST(crc) ((crc) ^ 0xFFFFFFFF)
16 #define CRC_UPDATE_BYTE(crc, b) (g_CrcTable[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8) )
17
18 UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);
19 UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);
20
21 #endif
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