144 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			144 lines
		
	
	
		
			4.0 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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| #include <stdio.h>
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| #include "test_nlattr.h"
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| #include <linux/if.h>
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| #include <linux/if_arp.h>
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| #ifdef HAVE_LINUX_IF_LINK_H
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| # include <linux/if_link.h>
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| #endif
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| #include <linux/rtnetlink.h>
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| 
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| #if !HAVE_DECL_IFLA_XDP
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| enum { IFLA_XDP = 43 };
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| #endif
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| #ifndef IFLA_XDP_FD
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| # define IFLA_XDP_FD 1
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| #endif
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| 
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| #ifndef IFLA_XDP_ATTACHED
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| # define IFLA_XDP_ATTACHED 2
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| #endif
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| 
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| #ifndef IFLA_XDP_PROG_ID
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| # define IFLA_XDP_PROG_ID 4
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| #endif
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| 
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| #ifndef IFLA_XDP_DRV_PROG_ID
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| # define IFLA_XDP_DRV_PROG_ID 5
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| #endif
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| 
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| #ifndef IFLA_XDP_SKB_PROG_ID
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| # define IFLA_XDP_SKB_PROG_ID 6
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| #endif
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| 
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| #ifndef IFLA_XDP_HW_PROG_ID
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| # define IFLA_XDP_HW_PROG_ID 7
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| #endif
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| 
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| #ifndef XDP_ATTACHED_NONE
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| # define XDP_ATTACHED_NONE 0
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| #endif
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| 
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| #ifndef XDP_ATTACHED_MULTI
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| # define XDP_ATTACHED_MULTI 4
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| #endif
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| 
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| #define IFLA_ATTR IFLA_XDP
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| #include "nlattr_ifla.h"
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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 int32_t num = 0xabacdbcd;
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| 	const int fd = create_nl_socket(NETLINK_ROUTE);
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| 	void *nlh0 = midtail_alloc(NLMSG_SPACE(hdrlen),
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| 				   NLA_HDRLEN + sizeof(num));
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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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| 	TEST_NESTED_NLATTR_OBJECT(fd, nlh0, hdrlen,
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| 				  init_ifinfomsg, print_ifinfomsg,
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| 				  IFLA_XDP_FD, pattern, num,
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| 				  printf("%d", num));
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| 
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| 	static const struct {
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| 		uint8_t val;
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| 		const char *str;
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| 	} attach_types[] = {
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| 		{ ARG_STR(XDP_ATTACHED_NONE) },
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| 		{ ARG_STR(XDP_ATTACHED_MULTI) },
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| 		{ ARG_STR(0x5)  " /* XDP_ATTACHED_??? */" },
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| 		{ ARG_STR(0xfe) " /* XDP_ATTACHED_??? */" },
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| 	};
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| 
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| 	for (size_t i = 0; i < ARRAY_SIZE(attach_types); i++) {
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| 		TEST_NESTED_NLATTR_OBJECT(fd, nlh0, hdrlen,
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| 					  init_ifinfomsg, print_ifinfomsg,
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| 					  IFLA_XDP_ATTACHED, pattern,
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| 					  attach_types[i].val,
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| 					  printf("%s", attach_types[i].str));
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| 	}
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| 
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| #ifdef XDP_FLAGS_UPDATE_IF_NOEXIST
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| 	const uint32_t flags = XDP_FLAGS_UPDATE_IF_NOEXIST;
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| 	TEST_NESTED_NLATTR_OBJECT(fd, nlh0, hdrlen,
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| 				  init_ifinfomsg, print_ifinfomsg,
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| 				  IFLA_XDP_FLAGS, pattern, flags,
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| 				  printf("XDP_FLAGS_UPDATE_IF_NOEXIST"));
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| #endif
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| 
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| 	static const struct {
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| 		uint32_t val;
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| 		const char *str;
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| 	} attrs[] = {
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| 		{ ARG_STR(IFLA_XDP_PROG_ID) },
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| 		{ ARG_STR(IFLA_XDP_DRV_PROG_ID) },
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| 		{ ARG_STR(IFLA_XDP_SKB_PROG_ID) },
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| 		{ ARG_STR(IFLA_XDP_HW_PROG_ID) },
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| 	};
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| 
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| 	for (size_t i = 0; i < ARRAY_SIZE(attrs); i++) {
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| 		TEST_NESTED_NLATTR_OBJECT_EX_(fd, nlh0, hdrlen,
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| 					      init_ifinfomsg, print_ifinfomsg,
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| 					      attrs[i].val, attrs[i].str,
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| 					      pattern, num,
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| 					      print_quoted_hex, 1,
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| 					      printf("%u", num));
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| 	}
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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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