1 /* crc_folding.h 2 * 3 * Compute the CRC32 using a parallelized folding approach with the PCLMULQDQ 4 * instruction. 5 * 6 * Copyright (C) 2013 Intel Corporation Jim Kukunas 7 * For conditions of distribution and use, see copyright notice in zlib.h 8 */ 9 10 #ifndef CRC_FOLDING_H_ 11 #define CRC_FOLDING_H_ 12 13 #include "../../deflate.h" 14 15 Z_INTERNAL void crc_fold_init(deflate_state *const); 16 Z_INTERNAL uint32_t crc_fold_512to32(deflate_state *const); 17 Z_INTERNAL void crc_fold_copy(deflate_state *const, unsigned char *, const unsigned char *, long); 18 19 #endif 20