From d1c7b748101721d42807a25f50c74bba76458e77 Mon Sep 17 00:00:00 2001 From: Wang Yaofu Date: Wed, 25 Aug 2021 18:47:57 +0800 Subject: [PATCH] add function to calc crc poly --- crc/crc_poly.h | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 crc/crc_poly.h diff --git a/crc/crc_poly.h b/crc/crc_poly.h new file mode 100644 index 0000000..ab48e43 --- /dev/null +++ b/crc/crc_poly.h @@ -0,0 +1,31 @@ +#ifndef _CRC_CRC_POLY_H +#define _CRC_CRC_POLY_H + +#include + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +// LSB-first +uint8_t crc8_poly_lsb(uint8_t poly, uint8_t value); + +// MSB-first +uint8_t crc8_poly_msb(uint8_t poly, uint8_t value); + +// LSB-first +uint16_t crc16_poly_lsb(uint16_t poly, uint16_t value); + +// MSB-first +uint16_t crc16_poly_msb(uint16_t poly, uint16_t value); + +// LSB-first +uint32_t crc32_poly(uint32_t poly, uint16_t value); + +// LSB-first +uint64_t crc64_poly(uint64_t poly, uint16_t value); + +#ifdef __cplusplus +} +#endif /* __cplusplus */ +#endif // _CRC_CRC_POLY_H