xref: /freebsd/usr.bin/netstat/common.h (revision 2008043f386721d58158e37e0d7e50df8095942d)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1992, 1993
5  *	Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  *	@(#)netstat.h	8.2 (Berkeley) 1/4/94
32  */
33 
34 #ifndef _NETSTAT_COMMON_H_
35 #define _NETSTAT_COMMON_H_
36 
37 struct bits {
38 	u_long	b_mask;
39 	char	b_val;
40 	const char *b_name;
41 };
42 extern struct bits rt_bits[];
43 
44 const char *fmt_flags(const struct bits *p, int f);
45 void print_flags_generic(int flags, const struct bits *pbits,
46     const char *format, const char *tag_name);
47 int p_sockaddr(const char *name, struct sockaddr *sa, struct sockaddr *mask,
48     int flags, int width);
49 
50 struct _wid {
51 	int dst;
52 	int gw;
53 	int flags;
54 	int pksent;
55 	int mtu;
56 	int iface;
57 	int expire;
58 };
59 void set_wid(int fam);
60 void pr_rthdr(int af1 __unused);
61 extern struct _wid wid;
62 void p_flags(int f, const char *format);
63 
64 bool p_rtable_netlink(int fibnum, int af);
65 
66 struct ifmap_entry {
67 	char ifname[IFNAMSIZ];
68 	uint32_t mtu;
69 };
70 
71 struct ifmap_entry *prepare_ifmap(size_t *ifmap_size);
72 extern const uint32_t rt_default_weight;
73 
74 struct rt_msghdr;
75 struct nhops_map {
76 	uint32_t		idx;
77 	struct rt_msghdr	*rtm;
78 };
79 
80 struct nhops_dump {
81 	void 		*nh_buf;
82 	struct nhops_map *nh_map;
83 	size_t		nh_count;
84 };
85 
86 void dump_nhops_sysctl(int fibnum, int af, struct nhops_dump *nd);
87 struct nhop_map;
88 void nhop_map_update(struct nhop_map *map, uint32_t idx, char *gw, char *ifname);
89 
90 
91 #endif
92 
93