| /* crc32c -- calculate and POSIX.2 checksum |
| Copyright (C) 92, 1995-1999 Free Software Foundation, Inc. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software Foundation, |
| Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| #ifndef CRC32C_H |
| #define CRC32C_H |
| |
| #include "../arch/arch.h" |
| |
| extern uint32_t crc32c(unsigned char const *, unsigned long); |
| |
| #ifdef ARCH_HAVE_SSE4_2 |
| extern uint32_t crc32c_intel(unsigned char const *, unsigned long); |
| extern int crc32c_intel_works(void); |
| #else |
| #define crc32c_intel crc32c |
| static inline int crc32c_intel_works(void) |
| { |
| return 0; |
| } |
| #endif |
| |
| #endif |