chromium/third_party/lzma_sdk/C/7zCrc.h

/* 7zCrc.h -- CRC32 calculation
2013-01-18 : Igor Pavlov : Public domain */

#ifndef __7Z_CRC_H
#define __7Z_CRC_H

#include "7zTypes.h"

EXTERN_C_BEGIN

extern UInt32 g_CrcTable[];

/* Call CrcGenerateTable one time before other CRC functions */
void MY_FAST_CALL CrcGenerateTable(void);

#define CRC_INIT_VAL …
#define CRC_GET_DIGEST(crc) …
#define CRC_UPDATE_BYTE(crc, b) …

UInt32 MY_FAST_CALL CrcUpdate(UInt32 crc, const void *data, size_t size);
UInt32 MY_FAST_CALL CrcCalc(const void *data, size_t size);

EXTERN_C_END

#endif