34 lines
861 B
C
34 lines
861 B
C
/*
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* Copyright (c) 2015-2017 Dmitry V. Levin <ldv@altlinux.org>
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* Copyright (c) 2017-2018 The strace developers.
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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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#include "tests.h"
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#include <sys/socket.h>
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#include "netlink.h"
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int
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create_nl_socket_ext(const int proto, const char *const name)
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{
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const int fd = socket(AF_NETLINK, SOCK_RAW, proto);
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if (fd < 0)
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perror_msg_and_skip("socket AF_NETLINK %s", name);
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const struct sockaddr_nl addr = { .nl_family = AF_NETLINK };
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socklen_t len = sizeof(addr);
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if (bind(fd, (const struct sockaddr *) &addr, len))
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perror_msg_and_skip("bind AF_NETLINK %s", name);
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/* one more operation on this socket to win the race */
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int listening;
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len = sizeof(listening);
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if (getsockopt(fd, SOL_SOCKET, SO_ACCEPTCONN, &listening, &len))
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perror_msg_and_fail("getsockopt");
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return fd;
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}
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