xref: /dragonfly/sbin/ifconfig/ifconfig.h (revision 19fe1c42)
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  *
34  * $FreeBSD: src/sbin/ifconfig/ifconfig.h,v 1.16.2.1 2005/07/21 12:25:40 rwatson Exp $
35  * $DragonFly: src/sbin/ifconfig/ifconfig.h,v 1.6 2006/04/02 03:33:59 sephe Exp $
36  */
37 
38 #define	__constructor	__attribute__((constructor))
39 
40 struct afswtch;
41 struct cmd;
42 
43 typedef	void c_func(const char *cmd, int arg, int s, const struct afswtch *afp);
44 typedef	void c_func2(const char *arg1, const char *arg2, int s, const struct afswtch *afp);
45 
46 struct 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;
56 	struct cmd *c_next;
57 };
58 void	cmd_register(struct cmd *);
59 
60 typedef	void callback_func(int s, void *);
61 void	callback_register(callback_func *, void *);
62 
63 /*
64  * Macros for declaring command functions and initializing entries.
65  */
66 #define	DECL_CMD_FUNC(name, cmd, arg)		\
67 	void name(const char *cmd, int arg, int s, const struct afswtch *afp)
68 #define	DECL_CMD_FUNC2(name, arg1, arg2)	\
69 	void name(const char *arg1, const char *arg2, int s, const struct afswtch *afp)
70 
71 #define	DEF_CMD(name, param, func)	{ name, param, { .c_func = func } }
72 #define	DEF_CMD_ARG(name, func)		\
73 	{ .c_name = name, .c_parameter = NEXTARG, .c_u = { .c_func = func } }
74 #define	DEF_CMD_OPTARG(name, func)	{ name, OPTARG, { .c_func = func } }
75 #define	DEF_CMD_ARG2(name, func)	{ name, NEXTARG2, { .c_func2 = func } }
76 
77 struct rt_addrinfo;
78 struct addrinfo;
79 
80 enum {
81 	RIDADDR,
82 	ADDR,
83 	MASK,
84 	DSTADDR,
85 };
86 
87 struct afswtch {
88 	const char	*af_name;	/* as given on cmd line, e.g. "inet" */
89 	short		af_af;		/* AF_* */
90 	/*
91 	 * Status is handled one of two ways; if there is an
92 	 * address associated with the interface then the
93 	 * associated address family af_status method is invoked
94 	 * with the appropriate addressin info.  Otherwise, if
95 	 * all possible info is to be displayed and af_other_status
96 	 * is defined then it is invoked after all address status
97 	 * is presented.
98 	 */
99 	void		(*af_status)(int, const struct rt_addrinfo *);
100 	void		(*af_other_status)(int);
101 					/* parse address method */
102 	void		(*af_getaddr)(const char *, int);
103 					/* parse prefix method (IPv6) */
104 	void		(*af_getprefix)(const char *, int);
105 	void		(*af_postproc)(int s, const struct afswtch *);
106 	u_long		af_difaddr;	/* set dst if address ioctl */
107 	u_long		af_aifaddr;	/* set if address ioctl */
108 	void		*af_ridreq;	/* */
109 	void		*af_addreq;	/* */
110 	struct afswtch	*af_next;
111 
112 	/* XXX doesn't fit model */
113 	void		(*af_status_tunnel)(int);
114 	void		(*af_settunnel)(int s, struct addrinfo *srcres,
115 				struct addrinfo *dstres);
116 };
117 void	af_register(struct afswtch *);
118 
119 struct option {
120 	const char *opt;
121 	const char *opt_usage;
122 	void	(*cb)(const char *arg);
123 	struct option *next;
124 };
125 void	opt_register(struct option *);
126 
127 extern	struct ifreq ifr;
128 extern	char name[IFNAMSIZ];	/* name of interface */
129 extern	int allmedia;
130 extern	int supmedia;
131 extern	int printkeys;
132 extern	int printname;
133 extern	int flags;
134 extern	int newaddr;
135 extern	int verbose;
136 extern	int setipdst;
137 
138 void	setifcap(const char *, int value, int s, const struct afswtch *);
139 
140 void	Perror(const char *cmd);
141 void	printb(const char *s, unsigned value, const char *bits);
142 
143 void	ifmaybeload(char *);
144 
145 void	clone_create(void);
146