crc.h
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上传日期:2007-01-06
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文件大小:1k
- /* +++Date last modified: 05-Jul-1997 */
- /*
- ** 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)
- ^ ((BYTE)octet)) & 0xff] ^ ((crc) >> 8))
- DWORD updateCRC32(unsigned char ch, DWORD crc);
- 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 */