repo sync | baa3858 | 2013-07-26 17:53:31 -0700 | [diff] [blame] | 1 | /* XzCrc64.h -- CRC64 calculation
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| 2 | 2010-04-16 : Igor Pavlov : Public domain */
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| 3 |
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| 4 | #ifndef __XZ_CRC64_H
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| 5 | #define __XZ_CRC64_H
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| 6 |
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| 7 | #include <stddef.h>
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| 8 |
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| 9 | #include "Types.h"
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| 10 |
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| 11 | EXTERN_C_BEGIN
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| 12 |
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| 13 | extern UInt64 g_Crc64Table[];
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| 14 |
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| 15 | void MY_FAST_CALL Crc64GenerateTable(void);
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| 16 |
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| 17 | #define CRC64_INIT_VAL UINT64_CONST(0xFFFFFFFFFFFFFFFF)
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| 18 | #define CRC64_GET_DIGEST(crc) ((crc) ^ CRC64_INIT_VAL)
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| 19 | #define CRC64_UPDATE_BYTE(crc, b) (g_Crc64Table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))
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| 20 |
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| 21 | UInt64 MY_FAST_CALL Crc64Update(UInt64 crc, const void *data, size_t size);
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| 22 | UInt64 MY_FAST_CALL Crc64Calc(const void *data, size_t size);
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| 23 |
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| 24 | EXTERN_C_END
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| 25 |
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| 26 | #endif
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