92 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			92 lines
		
	
	
		
			2.9 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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|  * 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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| 
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| #include "tests.h"
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| 
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| #ifdef HAVE_STRUCT_NETCONFMSG
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| 
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| # include <stdio.h>
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| # include "test_nlattr.h"
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| # include <linux/netconf.h>
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| # include <linux/rtnetlink.h>
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| 
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| static void
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| init_netconfmsg(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_GETNETCONF,
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| 		.nlmsg_flags = NLM_F_DUMP
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| 	);
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| 
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| 	struct netconfmsg *const msg = NLMSG_DATA(nlh);
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| 	SET_STRUCT(struct netconfmsg, msg,
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| 		.ncm_family = AF_INET
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| 	);
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| }
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| 
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| static void
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| print_netconfmsg(const unsigned int msg_len)
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| {
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| 	printf("{len=%u, type=RTM_GETNETCONF, flags=NLM_F_DUMP"
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| 	       ", seq=0, pid=0}, {ncm_family=AF_INET}",
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| 	       msg_len);
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| }
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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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| 
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| 	const int fd = create_nl_socket(NETLINK_ROUTE);
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| 
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| 	const unsigned int hdrlen = sizeof(struct netconfmsg);
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| 	void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen), NLA_HDRLEN + 4);
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| 
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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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| 
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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 /* NETCONFA_??? */", nla_type);
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| 	TEST_NLATTR_(fd, nlh0, hdrlen,
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| 		     init_netconfmsg, print_netconfmsg,
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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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| 
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| 	puts("+++ exited with 0 +++");
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| 	return 0;
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| }
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| 
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| #else
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| 
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| SKIP_MAIN_UNDEFINED("HAVE_STRUCT_NETCONFMSG")
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| 
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| #endif
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