numam-spdk/lib/iscsi/crc32c.h
Ben Walker b961d9cc12 include: Move the remainder of the code base to stdinc.h
Change-Id: I6a142feeaad3117bd3c75e7c5cb7231a1cfa78ae
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
2017-05-08 13:20:36 -07:00

55 lines
2.3 KiB
C

/*-
* BSD LICENSE
*
* Copyright (C) 2008-2012 Daisuke Aoyama <aoyama@peach.ne.jp>.
* Copyright (c) Intel Corporation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SPDK_CRC32C_H
#define SPDK_CRC32C_H
#include "spdk/stdinc.h"
#define SPDK_CRC32C_INITIAL 0xffffffffUL
#define SPDK_CRC32C_XOR 0xffffffffUL
#define SPDK_CRC32C_POLYNOMIAL 0x1edc6f41UL
#define SPDK_CRC32C_POLYNOMIAL_REFLECT 0x82f63b78UL
#ifdef USE_ISAL
uint32_t crc32_iscsi(const uint8_t *buf, size_t len, uint32_t crc);
#define spdk_update_crc32c(a,b,c) crc32_iscsi(a,b,c)
#else
uint32_t spdk_update_crc32c(const uint8_t *buf, size_t len, uint32_t crc);
#endif
uint32_t spdk_fixup_crc32c(size_t total, uint32_t crc);
uint32_t spdk_crc32c(const uint8_t *buf, size_t len);
#endif /* SPDK_CRC32C_H */