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1 | /* XzCrc64.h -- CRC64 calculation\r |
2 | 2013-01-18 : Igor Pavlov : Public domain */\r |
3 | \r |
4 | #ifndef __XZ_CRC64_H\r |
5 | #define __XZ_CRC64_H\r |
6 | \r |
7 | #include <stddef.h>\r |
8 | \r |
9 | #include "7zTypes.h"\r |
10 | \r |
11 | EXTERN_C_BEGIN\r |
12 | \r |
13 | extern UInt64 g_Crc64Table[];\r |
14 | \r |
15 | void MY_FAST_CALL Crc64GenerateTable(void);\r |
16 | \r |
17 | #define CRC64_INIT_VAL UINT64_CONST(0xFFFFFFFFFFFFFFFF)\r |
18 | #define CRC64_GET_DIGEST(crc) ((crc) ^ CRC64_INIT_VAL)\r |
19 | #define CRC64_UPDATE_BYTE(crc, b) (g_Crc64Table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))\r |
20 | \r |
21 | UInt64 MY_FAST_CALL Crc64Update(UInt64 crc, const void *data, size_t size);\r |
22 | UInt64 MY_FAST_CALL Crc64Calc(const void *data, size_t size);\r |
23 | \r |
24 | EXTERN_C_END\r |
25 | \r |
26 | #endif\r |