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/* 7zCrc.h -- CRC32 calculation↩
2013-01-18 : Igor Pavlov : Public domain */↩
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#ifndef __7Z_CRC_H↩
#define __7Z_CRC_H↩
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#include "7zTypes.h"↩
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EXTERN_C_BEGIN↩
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extern UInt32 g_CrcTable[];↩
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/* Call CrcGenerateTable one time before other CRC functions */↩
void MY_FAST_CALL CrcGenerateTable(void);↩
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#define CRC_INIT_VAL 0xFFFFFFFF↩
#define CRC_GET_DIGEST(crc) ((crc) ^ CRC_INIT_VAL)↩
#define CRC_UPDATE_BYTE(crc, b) (g_CrcTable[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8))↩
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UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);↩
UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);↩
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EXTERN_C_END↩
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#endif↩