ifconfig(8): Make lagg creation more fault-tolerant
[dragonfly.git] / sbin / ifconfig / ifconfig.h
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1/*
2 * Copyright (c) 1997 Peter Wemm.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed for the FreeBSD Project
16 * by Peter Wemm.
17 * 4. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
25 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
27 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 * so there!
33 *
ca74a0a2 34 * $FreeBSD: src/sbin/ifconfig/ifconfig.h,v 1.16.2.1 2005/07/21 12:25:40 rwatson Exp $
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35 */
36
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37#ifndef IFCONFIG_IFCONFIG_H
38#define IFCONFIG_IFCONFIG_H
39
984263bc 40struct afswtch;
ca74a0a2 41struct cmd;
984263bc 42
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43typedef void c_func(const char *cmd, int arg, int s, const struct afswtch *afp);
44typedef void c_func2(const char *arg1, const char *arg2, int s, const struct afswtch *afp);
45
46struct cmd {
47 const char *c_name;
48 int c_parameter;
49#define NEXTARG 0xffffff /* has following arg */
50#define NEXTARG2 0xfffffe /* has 2 following args */
51#define OPTARG 0xfffffd /* has optional following arg */
52 union {
53 c_func *c_func;
54 c_func2 *c_func2;
55 } c_u;
dc4301ae 56 int c_iscloneop;
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57 struct cmd *c_next;
58};
59void cmd_register(struct cmd *);
60
61typedef void callback_func(int s, void *);
62void callback_register(callback_func *, void *);
63
64/*
65 * Macros for declaring command functions and initializing entries.
66 */
67#define DECL_CMD_FUNC(name, cmd, arg) \
68 void name(const char *cmd, int arg, int s, const struct afswtch *afp)
69#define DECL_CMD_FUNC2(name, arg1, arg2) \
70 void name(const char *arg1, const char *arg2, int s, const struct afswtch *afp)
71
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72#define DEF_CMD(name, param, func) \
73 { name, param, { .c_func = func }, 0, NULL }
ca74a0a2 74#define DEF_CMD_ARG(name, func) \
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75 { .c_name = name, .c_parameter = NEXTARG, \
76 .c_u = { .c_func = func }, 0, NULL }
77#define DEF_CMD_OPTARG(name, func) \
78 { name, OPTARG, { .c_func = func }, 0, NULL }
79#define DEF_CMD_ARG2(name, func) \
80 { name, NEXTARG2, { .c_func2 = func }, 0, NULL }
81#define DEF_CLONE_CMD(name, param, func) \
82 { name, param, { .c_func = func }, 1, NULL }
83#define DEF_CLONE_CMD_ARG(name, func) \
84 { name, NEXTARG, { .c_func = func }, 1, NULL }
85
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86
87struct rt_addrinfo;
88struct addrinfo;
89
90enum {
91 RIDADDR,
92 ADDR,
93 MASK,
94 DSTADDR,
95};
96
97struct afswtch {
98 const char *af_name; /* as given on cmd line, e.g. "inet" */
99 short af_af; /* AF_* */
100 /*
101 * Status is handled one of two ways; if there is an
102 * address associated with the interface then the
103 * associated address family af_status method is invoked
104 * with the appropriate addressin info. Otherwise, if
105 * all possible info is to be displayed and af_other_status
106 * is defined then it is invoked after all address status
107 * is presented.
108 */
109 void (*af_status)(int, const struct rt_addrinfo *);
110 void (*af_other_status)(int);
111 /* parse address method */
112 void (*af_getaddr)(const char *, int);
113 /* parse prefix method (IPv6) */
114 void (*af_getprefix)(const char *, int);
115 void (*af_postproc)(int s, const struct afswtch *);
116 u_long af_difaddr; /* set dst if address ioctl */
117 u_long af_aifaddr; /* set if address ioctl */
118 void *af_ridreq; /* */
119 void *af_addreq; /* */
120 struct afswtch *af_next;
121
122 /* XXX doesn't fit model */
123 void (*af_status_tunnel)(int);
124 void (*af_settunnel)(int s, struct addrinfo *srcres,
125 struct addrinfo *dstres);
126};
127void af_register(struct afswtch *);
128
129struct option {
130 const char *opt;
131 const char *opt_usage;
132 void (*cb)(const char *arg);
133 struct option *next;
134};
135void opt_register(struct option *);
136
137extern struct ifreq ifr;
138extern char name[IFNAMSIZ]; /* name of interface */
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139extern int supmedia;
140extern int printkeys;
46158ff5 141extern int printifname;
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142extern int flags;
143extern int newaddr;
144extern int verbose;
598a666b 145extern int exit_code;
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146
147void setifcap(const char *, int value, int s, const struct afswtch *);
148
a92dccf2 149void Perror(const char *cmd) __dead2;
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150void printb(const char *s, unsigned value, const char *bits);
151
b14ea43b 152void ifmaybeload(const char *);
ca74a0a2 153
c5db41b2 154typedef void clone_callback_func(int, struct ifreq *);
46158ff5 155void clone_setdefcallback(const char *, clone_callback_func *);
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156
157/*
158 * XXX expose this so modules that neeed to know of any pending
159 * operations on ifmedia can avoid cmd line ordering confusion.
160 */
161struct ifmediareq *ifmedia_getstate(int s);
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162
163#endif /* !IFCONFIG_IFCONFIG_H */