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90 lines
2.8 KiB
90 lines
2.8 KiB
/*
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* Check decoding of sockaddr related arguments of recvfrom syscall.
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*
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* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#define TEST_SYSCALL_NAME recvfrom
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#define TEST_SYSCALL_PREPARE send_un()
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#define PREFIX_S_ARGS , recv_buf, 1, 0
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#define PREFIX_S_STR ", \"A\", 1, 0"
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#define PREFIX_F_ARGS , 0, 1, 0
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#define PREFIX_F_STR ", NULL, 1, 0"
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static void send_un(void);
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static char recv_buf[1];
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#include "sockname.c"
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static int cfd;
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static void
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send_un(void)
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{
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if (send(cfd, "A", 1, 0) != 1)
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perror_msg_and_skip("send");
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}
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int
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main(void)
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{
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cfd = socket(AF_UNIX, SOCK_STREAM, 0);
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int lfd = socket(AF_UNIX, SOCK_STREAM, 0);
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if (cfd < 0 || lfd < 0)
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perror_msg_and_skip("socket");
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struct sockaddr_un un = {
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.sun_family = AF_UNIX,
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.sun_path = TEST_SOCKET ".send"
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};
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(void) unlink(un.sun_path);
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if (bind(cfd, (const void *) &un, sizeof(un)))
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perror_msg_and_skip("bind");
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(void) unlink(un.sun_path);
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un.sun_path[sizeof(TEST_SOCKET) - 1] = '\0';
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(void) unlink(un.sun_path);
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if (bind(lfd, (const void *) &un, sizeof(un)))
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perror_msg_and_skip("bind");
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if (listen(lfd, 1))
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perror_msg_and_skip("listen");
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if (connect(cfd, (const void *) &un, sizeof(un)))
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perror_msg_and_skip("connect");
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int afd = accept(lfd, 0, 0);
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if (afd < 0)
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perror_msg_and_skip("accept");
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(void) unlink(un.sun_path);
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test_sockname_syscall(afd);
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puts("+++ exited with 0 +++");
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return 0;
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}
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