bglibs: crc16_ccitt.h Source File

bglibs

crc16_ccitt.h
1 #ifndef CRC16__CCITT__H__
2 #define CRC16__CCITT__H__
3
4 #include "gcrc.h"
5
6 #define CRC16_CCITT_POLY ((uint16)0x1021)
7 #define CRC16_CCITT_INIT ((uint16)0xffff)
8 #define CRC16_CCITT_POST ((uint16)0)
9
10 extern const uint16 crc16_ccitt_table[256];
11 #define crc16_ccitt_update(C,D,L) gcrc16fwd((C),(D),(L),crc16_ccitt_table)
12 #define crc16_ccitt_block(B,L) crc16_ccitt_update(CRC16_CCITT_INIT,(B),(L))
13
14 #endif