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
10extern UInt32 g_CrcTable[];
11
12void MY_FAST_CALL CrcGenerateTable(void);
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
18UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);
19UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);
20
21#endif
22