70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
/*
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* Check decoding of sockaddr related arguments of recvfrom syscall.
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*
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* Copyright (c) 2016-2018 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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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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