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f4538e24b6
There are problems with global shared state and no API stability guarantees, and we can't rely on distros shipping the fixes we need. Both firefox and Chrome bundle their own copies too. Imported from https://github.com/sctplab/usrsctp, commit 547d3b46c64876c0336b9eef297fda58dbe1adaf Date: Thu Jul 23 21:49:32 2020 +0200 Fixes https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/issues/870 Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1465>
56 lines
2.5 KiB
C
56 lines
2.5 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2008-2012, by Randall Stewart. All rights reserved.
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* Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* a) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* b) Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the distribution.
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*
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* c) Neither the name of Cisco Systems, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#if defined(__FreeBSD__) && !defined(__Userspace__)
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD: head/sys/netinet/sctp_crc32.h 362338 2020-06-18 19:32:34Z markj $");
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#endif
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#ifndef _NETINET_SCTP_CRC32_H_
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#define _NETINET_SCTP_CRC32_H_
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#if defined(_KERNEL)
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uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t);
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#if defined(__FreeBSD__) && !defined(__Userspace__)
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#if defined(SCTP) || defined(SCTP_SUPPORT)
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void sctp_delayed_cksum(struct mbuf *, uint32_t offset);
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#endif
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#endif
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#endif /* _KERNEL */
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#if defined(__Userspace__)
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uint32_t calculate_crc32c(uint32_t, const unsigned char *, unsigned int);
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uint32_t sctp_finalize_crc32c(uint32_t);
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uint32_t sctp_calculate_cksum(struct mbuf *, uint32_t);
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#endif
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#endif /* __crc32c_h__ */
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