17f71a271f
The dtrace provider for UDP-Lite is modeled after the UDP provider. This fixes the bug that UDP-Lite packets were triggering the UDP provider. Thanks to dteske@ for providing the dwatch module. Reviewed by: dteske@, markj@, rrs@ Relnotes: yes Differential Revision: https://reviews.freebsd.org/D16377
50 lines
1.9 KiB
C
50 lines
1.9 KiB
C
/*-
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* Copyright (c) 2014, Kevin Lo
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* 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _NETINET_UDPLITE_H_
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#define _NETINET_UDPLITE_H_
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/*
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* UDP-Lite protocol header.
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* Per RFC 3828, July, 2004.
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*/
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struct udplitehdr {
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u_short udplite_sport; /* UDO-Lite source port */
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u_short udplite_dport; /* UDP-Lite destination port */
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u_short udplite_coverage; /* UDP-Lite checksum coverage */
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u_short udplite_checksum; /* UDP-Lite checksum */
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};
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/*
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* User-settable options (used with setsockopt).
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*/
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#define UDPLITE_SEND_CSCOV 2 /* Sender checksum coverage. */
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#define UDPLITE_RECV_CSCOV 4 /* Receiver checksum coverage. */
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#endif /* !_NETINET_UDPLITE_H_ */
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