Dmitry V. Levin
c6782f144a
strace test suite is now provided under the terms of the GNU General Public License version 2 or later, see tests/COPYING for more details.
75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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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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#ifdef HAVE_STRUCT_BR_PORT_MSG
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# include <stdio.h>
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# include <netinet/in.h>
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# include "test_nlattr.h"
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# include <linux/if_bridge.h>
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# include <linux/rtnetlink.h>
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static void
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init_br_port_msg(struct nlmsghdr *const nlh, const unsigned int msg_len)
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{
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SET_STRUCT(struct nlmsghdr, nlh,
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.nlmsg_len = msg_len,
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.nlmsg_type = RTM_GETMDB,
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.nlmsg_flags = NLM_F_DUMP
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);
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struct br_port_msg *const msg = NLMSG_DATA(nlh);
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SET_STRUCT(struct br_port_msg, msg,
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.family = AF_UNIX,
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.ifindex = ifindex_lo()
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);
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}
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static void
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print_br_port_msg(const unsigned int msg_len)
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{
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printf("{len=%u, type=RTM_GETMDB, flags=NLM_F_DUMP"
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", seq=0, pid=0}, {family=AF_UNIX"
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", ifindex=" IFINDEX_LO_STR "}",
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msg_len);
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}
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int
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main(void)
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{
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skip_if_unavailable("/proc/self/fd/");
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const int fd = create_nl_socket(NETLINK_ROUTE);
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const unsigned int hdrlen = sizeof(struct br_port_msg);
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void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen), NLA_HDRLEN + 4);
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static char pattern[4096];
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fill_memory_ex(pattern, sizeof(pattern), 'a', 'z' - 'a' + 1);
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const unsigned int nla_type = 0xffff & NLA_TYPE_MASK;
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char nla_type_str[256];
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sprintf(nla_type_str, "%#x /* MDBA_??? */", nla_type);
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TEST_NLATTR_(fd, nlh0, hdrlen,
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init_br_port_msg, print_br_port_msg,
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nla_type, nla_type_str,
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4, pattern, 4,
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print_quoted_hex(pattern, 4));
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("HAVE_STRUCT_BR_PORT_MSG")
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#endif
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