d5c03ad80a
* tests/nlattr_mdba_router_port.c: New file. * tests/gen_tests.in (nlattr_mdba_router_port): New entry. * tests/pure_executables.list: Add nlattr_mdba_router_port. * tests/.gitignore: Likewise.
129 lines
4.0 KiB
C
129 lines
4.0 KiB
C
/*
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* Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
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* Copyright (c) 2017 The strace developers.
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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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#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 "test_nlattr.h"
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# include <linux/if_bridge.h>
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# include <linux/rtnetlink.h>
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# ifndef MDBA_ROUTER
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# define MDBA_ROUTER 2
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# endif
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# ifndef MDBA_ROUTER_PORT
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# define MDBA_ROUTER_PORT 1
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# endif
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# ifndef MDBA_ROUTER_PATTR_TYPE
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# define MDBA_ROUTER_PATTR_TYPE 2
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# endif
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# ifndef MDB_RTR_TYPE_DISABLED
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# define MDB_RTR_TYPE_DISABLED 0
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# endif
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const unsigned int hdrlen = sizeof(struct br_port_msg);
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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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struct nlattr *nla = NLMSG_ATTR(nlh, sizeof(*msg));
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SET_STRUCT(struct nlattr, nla,
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.nla_len = msg_len - NLMSG_SPACE(hdrlen),
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.nla_type = MDBA_ROUTER
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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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", {{nla_len=%u, nla_type=MDBA_ROUTER}",
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msg_len, msg_len - NLMSG_SPACE(hdrlen));
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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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void *nlh0 = tail_alloc(NLMSG_SPACE(hdrlen));
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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 uint32_t ifindex = ifindex_lo();
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TEST_NESTED_NLATTR_OBJECT(fd, nlh0, hdrlen,
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init_br_port_msg, print_br_port_msg,
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MDBA_ROUTER_PORT, pattern, ifindex,
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printf(IFINDEX_LO_STR));
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const uint8_t type = MDB_RTR_TYPE_DISABLED;
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static const struct nlattr nla = {
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.nla_len = NLA_HDRLEN + sizeof(type),
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.nla_type = MDBA_ROUTER_PATTR_TYPE
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};
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char buf[NLMSG_ALIGN(ifindex) + NLA_HDRLEN + sizeof(type)];
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memcpy(buf, &ifindex, sizeof(ifindex));
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memcpy(buf + NLMSG_ALIGN(ifindex), &nla, sizeof(nla));
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memcpy(buf + NLMSG_ALIGN(ifindex) + NLA_HDRLEN, &type, sizeof(type));
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TEST_NLATTR(fd, nlh0 - NLA_HDRLEN, hdrlen + NLA_HDRLEN,
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init_br_port_msg, print_br_port_msg,
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MDBA_ROUTER_PORT, sizeof(buf), buf, sizeof(buf),
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printf(IFINDEX_LO_STR
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", {{nla_len=%u, nla_type=MDBA_ROUTER_PATTR_TYPE}"
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", MDB_RTR_TYPE_DISABLED}}",
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nla.nla_len));
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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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