/* XzCrc64.h -- CRC64 calculation 2023-12-08 : Igor Pavlov : Public domain */ #ifndef ZIP7_INC_XZ_CRC64_H #define ZIP7_INC_XZ_CRC64_H #include #include "7zTypes.h" EXTERN_C_BEGIN // extern UInt64 g_Crc64Table[]; void Z7_FASTCALL Crc64GenerateTable(void); #define CRC64_INIT_VAL UINT64_CONST(0xFFFFFFFFFFFFFFFF) #define CRC64_GET_DIGEST(crc) ((crc) ^ CRC64_INIT_VAL) // #define CRC64_UPDATE_BYTE(crc, b) (g_Crc64Table[((crc) ^ (b)) & 0xFF] ^ ((crc) >> 8)) UInt64 Z7_FASTCALL Crc64Update(UInt64 crc, const void *data, size_t size); // UInt64 Z7_FASTCALL Crc64Calc(const void *data, size_t size); EXTERN_C_END #endif