?? crc-itu-t.h
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/* * crc-itu-t.h - CRC ITU-T V.41 routine * * Implements the standard CRC ITU-T V.41: * Width 16 * Poly 0x0x1021 (x^16 + x^12 + x^15 + 1) * Init 0 * * This source code is licensed under the GNU General Public License, * Version 2. See the file COPYING for more details. */#ifndef CRC_ITU_T_H#define CRC_ITU_T_H#include <linux/types.h>extern u16 const crc_itu_t_table[256];extern u16 crc_itu_t(u16 crc, const u8 *buffer, size_t len);static inline u16 crc_itu_t_byte(u16 crc, const u8 data){ return (crc << 8) ^ crc_itu_t_table[((crc >> 8) ^ data) & 0xff];}#endif /* CRC_ITU_T_H */?? 快捷鍵說明
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