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CRC.H
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1996-11-24
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988b
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/* +++Date last modified: 02-Nov-1995 */
/*
** CRC.H - header file for SNIPPETS CRC and checksum functions
*/
#ifndef CRC__H
#define CRC__H
#include <stdlib.h> /* For size_t */
#include "sniptype.h" /* For BYTE, WORD, DWORD */
/*
** File: ARCCRC16.C
*/
void init_crc_table(void);
WORD crc_calc(WORD crc, char *buf, unsigned nbytes);
void do_file(char *fn);
/*
** File: CRC-16.C
*/
WORD crc16(char *data_p, WORD length);
/*
** File: CRC-16F.C
*/
WORD updcrc(WORD icrc, BYTE *icp, size_t icnt);
/*
** File: CRC_32.C
*/
#define UPDC32(octet,crc) (crc_32_tab[((crc)\
^ (octet)) & 0xff] ^ ((crc) >> 8))
Boolean_T crc32file(char *name, DWORD *crc, long *charcnt);
DWORD crc32buf(char *buf, size_t len);
/*
** File: CHECKSUM.C
*/
unsigned checksum(void *buffer, size_t len, unsigned int seed);
/*
** File: CHECKEXE.C
*/
void checkexe(char *fname);
#endif /* CRC__H */