/*-
* SPDX - License - Identifier : BSD - 3 - Clause
*
* Copyright ( c ) 2001 - 2007 , by Cisco Systems , Inc . All rights reserved .
* Copyright ( c ) 2008 - 2012 , by Randall Stewart . All rights reserved .
* Copyright ( c ) 2008 - 2012 , by Michael Tuexen . All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions are met :
*
* a ) Redistributions of source code must retain the above copyright notice ,
* this list of conditions and the following disclaimer .
*
* b ) 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 .
*
* c ) Neither the name of Cisco Systems , Inc . 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 _NETINET_SCTP_CRC32_H_
#define _NETINET_SCTP_CRC32_H_
#if defined (_KERNEL)
uint32_t sctp_calculate_cksum(struct mbuf *, int32_t);
#if defined (__FreeBSD__) && !defined (__Userspace__)
#if defined (SCTP) || defined (SCTP_SUPPORT)
void sctp_delayed_cksum(struct mbuf *, uint32_t offset);
#endif
#endif
#endif /* _KERNEL */
#if defined (__Userspace__)
uint32_t calculate_crc32c(uint32_t, const unsigned char *, unsigned int );
uint32_t sctp_finalize_crc32c(uint32_t);
uint32_t sctp_calculate_cksum(struct mbuf *, int32_t);
#endif
#endif /* __crc32c_h__ */
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