granicus.if.org Git - strace/blob - tests/nfnetlink_ipset.c

   1 /*
   2  * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com>
   3  * Copyright (c) 2017-2018 The strace developers.
   4  * All rights reserved.
   5  *
   6  * SPDX-License-Identifier: GPL-2.0-or-later
   7  */
   8
   9 #include "tests.h"
  10
  11 #ifdef HAVE_LINUX_NETFILTER_IPSET_IP_SET_H
  12
  13 # include <stdio.h>
  14 # include <sys/socket.h>
  15 # include "netlink.h"
  16 # include <linux/netfilter/nfnetlink.h>
  17 # include <linux/netfilter/ipset/ip_set.h>
  18
  19 static void
  20 test_nlmsg_type(const int fd)
  21 {
  22         long rc;
  23         struct nlmsghdr nlh = {
  24                 .nlmsg_len = sizeof(nlh),
  25                 .nlmsg_flags = NLM_F_REQUEST,
  26         };
  27
  28         nlh.nlmsg_type = NFNL_SUBSYS_IPSET << 8 | IPSET_CMD_NONE;
  29         rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
  30         printf("sendto(%d, {len=%u"
  31                ", type=NFNL_SUBSYS_IPSET<<8|IPSET_CMD_NONE"
  32                ", flags=NLM_F_REQUEST, seq=0, pid=0}"
  33                ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
  34                fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
  35
  36         nlh.nlmsg_type = NFNL_SUBSYS_IPSET << 8 | 0xff;
  37         rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
  38         printf("sendto(%d, {len=%u"
  39                ", type=NFNL_SUBSYS_IPSET<<8|0xff /* IPSET_CMD_??? */"
  40                ", flags=NLM_F_REQUEST, seq=0, pid=0}"
  41                ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
  42                fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
  43 }
  44
  45 int
  46 main(void)
  47 {
  48         skip_if_unavailable("/proc/self/fd/");
  49
  50         int fd = create_nl_socket(NETLINK_NETFILTER);
  51
  52         test_nlmsg_type(fd);
  53
  54         puts("+++ exited with 0 +++");
  55
  56         return 0;
  57 }
  58
  59 #else
  60
  61 SKIP_MAIN_UNDEFINED("HAVE_LINUX_NETFILTER_IPSET_IP_SET_H")
  62
  63 #endif