84 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			2.8 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_LINUX_NETFILTER_NFNETLINK_QUEUE_H
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# include <stdio.h>
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# include <sys/socket.h>
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# include "netlink.h"
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# include <linux/netfilter/nfnetlink.h>
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# include <linux/netfilter/nfnetlink_queue.h>
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static void
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test_nlmsg_type(const int fd)
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{
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	long rc;
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	struct nlmsghdr nlh = {
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		.nlmsg_len = sizeof(nlh),
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		.nlmsg_flags = NLM_F_REQUEST,
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	};
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	nlh.nlmsg_type = NFNL_SUBSYS_QUEUE << 8 | NFQNL_MSG_PACKET;
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	rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
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	printf("sendto(%d, {len=%u"
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	       ", type=NFNL_SUBSYS_QUEUE<<8|NFQNL_MSG_PACKET"
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	       ", flags=NLM_F_REQUEST, seq=0, pid=0}"
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	       ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
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	       fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
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	nlh.nlmsg_type = NFNL_SUBSYS_QUEUE << 8 | 0xff;
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	rc = sendto(fd, &nlh, nlh.nlmsg_len, MSG_DONTWAIT, NULL, 0);
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	printf("sendto(%d, {len=%u"
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	       ", type=NFNL_SUBSYS_QUEUE<<8|0xff /* NFQNL_MSG_??? */"
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	       ", flags=NLM_F_REQUEST, seq=0, pid=0}"
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	       ", %u, MSG_DONTWAIT, NULL, 0) = %s\n",
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	       fd, nlh.nlmsg_len, nlh.nlmsg_len, sprintrc(rc));
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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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	int fd = create_nl_socket(NETLINK_NETFILTER);
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	test_nlmsg_type(fd);
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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_LINUX_NETFILTER_NFNETLINK_QUEUE_H")
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#endif
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