85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/*-
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* Copyright (c) 2014 Poul-Henning Kamp
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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 AUTHOR 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 AUTHOR 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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* The world has not enough cuss-words to precisely convey how broken the
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* the struct sockaddr concept is.
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*/
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#include <string.h>
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#include <sys/types.h> /* Compat for OpenBSD */
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "ntimed.h"
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int
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SA_Equal(const void *sa1, size_t sl1, const void *sa2, size_t sl2)
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{
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const struct sockaddr *s1, *s2;
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const struct sockaddr_in *s41, *s42;
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// const struct sockaddr_in6 *s61, *s62;
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AN(sa1);
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AN(sa2);
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assert(sl1 >= sizeof(struct sockaddr));
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assert(sl2 >= sizeof(struct sockaddr));
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s1 = sa1;
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s2 = sa2;
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if (s1->sa_family != s2->sa_family)
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return (0);
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if (s1->sa_family == AF_INET) {
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assert(sl1 >= sizeof(struct sockaddr_in));
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assert(sl2 >= sizeof(struct sockaddr_in));
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s41 = sa1;
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s42 = sa2;
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if (s41->sin_port != s42->sin_port)
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return (0);
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if (memcmp(&s41->sin_addr, &s42->sin_addr,
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sizeof s41->sin_addr))
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return (0);
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return (1);
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}
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/* if (s1->sa_family == AF_INET6) {
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assert(sl1 >= sizeof(struct sockaddr_in6));
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assert(sl2 >= sizeof(struct sockaddr_in6));
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s61 = sa1;
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s62 = sa2;
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if (s61->sin6_port != s62->sin6_port)
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return (0);
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if (s61->sin6_scope_id != s62->sin6_scope_id)
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return (0);
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if (memcmp(&s61->sin6_addr, &s62->sin6_addr,
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sizeof s61->sin6_addr))
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return (0);
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return (1);
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}*/
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return (0);
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}
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