1bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes/* 2bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Copyright (c) 2017 JingPiao Chen <chenjingpiao@gmail.com> 3bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Copyright (c) 2017 The strace developers. 4bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * All rights reserved. 5bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 6bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * Redistribution and use in source and binary forms, with or without 7bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * modification, are permitted provided that the following conditions 8bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * are met: 9bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 1. Redistributions of source code must retain the above copyright 10bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * notice, this list of conditions and the following disclaimer. 11bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 2. Redistributions in binary form must reproduce the above copyright 12bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * notice, this list of conditions and the following disclaimer in the 13bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * documentation and/or other materials provided with the distribution. 14bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 3. The name of the author may not be used to endorse or promote products 15bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * derived from this software without specific prior written permission. 16bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * 17bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes */ 28bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 29bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#include "tests.h" 30bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 31bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#ifdef HAVE_LINUX_NETFILTER_NF_TABLES_COMPAT_H 32bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 33bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# include <stdio.h> 34bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# include <sys/socket.h> 35bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# include "netlink.h" 36bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# include <linux/netfilter/nfnetlink.h> 37bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes# include <linux/netfilter/nf_tables_compat.h> 38bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 39bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesstatic void 40bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughestest_nlmsg_type(const int fd) 41bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 42bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes long rc; 43bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes struct nlmsghdr nlh = { 44bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_len = sizeof(nlh), 45bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_flags = NLM_F_REQUEST, 46bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes }; 47bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 48bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes nlh.nlmsg_type = NFNL_SUBSYS_NFT_COMPAT << 8 | NFNL_MSG_COMPAT_GET; 49bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0); 50bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("sendto(%d, {len=%u" 51bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", type=NFNL_SUBSYS_NFT_COMPAT<<8|NFNL_MSG_COMPAT_GET" 52bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", flags=NLM_F_REQUEST, seq=0, pid=0}" 53bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", 54bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc)); 55bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 56bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes nlh.nlmsg_type = NFNL_SUBSYS_NFT_COMPAT << 8 | 0xff; 57bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0); 58bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("sendto(%d, {len=%u" 59bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", type=NFNL_SUBSYS_NFT_COMPAT<<8|0xff /* NFNL_MSG_COMPAT_??? */" 60bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", flags=NLM_F_REQUEST, seq=0, pid=0}" 61bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", 62bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc)); 63bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 64bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 65bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesstatic void 66bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughestest_nlmsg_flags(const int fd) 67bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 68bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes long rc; 69bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes struct nlmsghdr nlh = { 70bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes .nlmsg_len = sizeof(nlh), 71bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes }; 72bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 73bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes nlh.nlmsg_type = NFNL_SUBSYS_NFT_COMPAT << 8 | NFNL_MSG_COMPAT_GET; 74bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes nlh.nlmsg_flags = NLM_F_REQUEST | NLM_F_DUMP; 75bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0); 76bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes printf("sendto(%d, {len=%u" 77bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", type=NFNL_SUBSYS_NFT_COMPAT<<8|NFNL_MSG_COMPAT_GET" 78bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", flags=NLM_F_REQUEST|NLM_F_DUMP, seq=0, pid=0}" 79bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes ", %u, MSG_DONTWAIT, NULL, 0) = %s\n", 80bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc)); 81bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 82bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 83bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesint 84bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughesmain(void) 85bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes{ 86bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes skip_if_unavailable("/proc/self/fd/"); 87bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 88bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes int fd = create_nl_socket(NETLINK_NETFILTER); 89bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 90bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes test_nlmsg_type(fd); 91bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes test_nlmsg_flags(fd); 92bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 93bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes puts("+++ exited with 0 +++"); 94bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 95bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes return 0; 96bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes} 97bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 98bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#else 99bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 100bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott HughesSKIP_MAIN_UNDEFINED("HAVE_LINUX_NETFILTER_NF_TABLES_COMPAT_H") 101bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes 102bbf97dc20c4ee0e36b4628fe03e0e7db5a11d469Elliott Hughes#endif 103