blob: 596fd6c56a98f835933ee68c17b1e845e0309a7d [file] [log] [blame]
/* 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