20  *  do it this way?  Because the calculated CRC must be transmitted in
22  *  characters in order from LSB to MSB.  By storing the CRC this way
33  *      tions for all combinations of data and CRC register values
110  * A function that calculates the CRC-32 based on the table above is
119  *		uint32_t crc;
121  *		crc = ~0U;
123  *			crc = crc32_tab[(crc ^ *p++) & 0xFF] ^ (crc >> 8);
124  *		return crc ^ ~0U;
132 /* CRC LOOKUP TABLE                                              */
134 /* The following CRC lookup table was generated automagically    */
135 /* by the Rocksoft^tm Model CRC Algorithm Table Generation       */
142 /* For more information on the Rocksoft^tm Model CRC Algorithm,  */
143 /* see the document titled "A Painless Guide to CRC Error        */
221 singletable_crc32c(uint32_t crc, const void *buf, size_t size)  in singletable_crc32c()  argument
226 		crc = crc32Table[(crc ^ *p++) & 0xff] ^ (crc >> 8);  in singletable_crc32c()
228 	return crc;  in singletable_crc32c()
242  * Tables for software CRC generation
246  * The following CRC lookup table was generated automagically using the
296  * end of the CRC lookup table crc_tableil8_o32
300  * The following CRC lookup table was generated automagically using the
350  * end of the CRC lookup table crc_tableil8_o40
354  * The following CRC lookup table was generated automagically using the
404  * end of the CRC lookup table crc_tableil8_o48
408  * The following CRC lookup table was generated automagically using the
458  * end of the CRC lookup table crc_tableil8_o56
462  * The following CRC lookup table was generated automagically using the
512  * end of the CRC lookup table crc_tableil8_o64
516  * The following CRC lookup table was generated automagically using the
566  * end of the CRC lookup table crc_tableil8_o72
570  * The following CRC lookup table was generated automagically using the
620  * end of the CRC lookup table crc_tableil8_o80
624  * The following CRC lookup table was generated automagically using the
674  * end of the CRC lookup table crc_tableil8_o88
678 crc32c_sb8_64_bit(uint32_t crc,  in crc32c_sb8_64_bit()  argument
692 		crc = sctp_crc_tableil8_o32[(crc ^ *p_buf++) & 0x000000FF] ^  in crc32c_sb8_64_bit()
693 		    (crc >> 8);  in crc32c_sb8_64_bit()
696 		crc ^= *p_buf++;  in crc32c_sb8_64_bit()
697 		crc ^= (*p_buf++) << 8;  in crc32c_sb8_64_bit()
698 		crc ^= (*p_buf++) << 16;  in crc32c_sb8_64_bit()
699 		crc ^= (*p_buf++) << 24;  in crc32c_sb8_64_bit()
701 		crc ^= *(const uint32_t *) p_buf;  in crc32c_sb8_64_bit()
704 		term1 = sctp_crc_tableil8_o88[crc & 0x000000FF] ^  in crc32c_sb8_64_bit()
705 		    sctp_crc_tableil8_o80[(crc >> 8) & 0x000000FF];  in crc32c_sb8_64_bit()
706 		term2 = crc >> 16;  in crc32c_sb8_64_bit()
707 		crc = term1 ^  in crc32c_sb8_64_bit()
712 		crc ^= sctp_crc_tableil8_o56[*p_buf++];  in crc32c_sb8_64_bit()
713 		crc ^= sctp_crc_tableil8_o48[*p_buf++];  in crc32c_sb8_64_bit()
714 		crc ^= sctp_crc_tableil8_o40[*p_buf++];  in crc32c_sb8_64_bit()
715 		crc ^= sctp_crc_tableil8_o32[*p_buf++];  in crc32c_sb8_64_bit()
721 		crc = crc ^  in crc32c_sb8_64_bit()
729 		crc = sctp_crc_tableil8_o32[(crc ^ *p_buf++) & 0x000000FF] ^  in crc32c_sb8_64_bit()
730 		    (crc >> 8);  in crc32c_sb8_64_bit()
731 	return crc;  in crc32c_sb8_64_bit()