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 */ 36 37 struct afswtch; 38 struct cmd; 39 40 typedef void c_func(const char *cmd, int arg, int s, const struct afswtch *afp); 41 typedef void c_func2(const char *arg1, const char *arg2, int s, const struct afswtch *afp); 42 43 struct cmd { 44 const char *c_name; 45 int c_parameter; 46 #define NEXTARG 0xffffff /* has following arg */ 47 #define NEXTARG2 0xfffffe /* has 2 following args */ 48 #define OPTARG 0xfffffd /* has optional following arg */ 49 union { 50 c_func *c_func; 51 c_func2 *c_func2; 52 } c_u; 53 int c_iscloneop; 54 struct cmd *c_next; 55 }; 56 void cmd_register(struct cmd *); 57 58 typedef void callback_func(int s, void *); 59 void callback_register(callback_func *, void *); 60 61 /* 62 * Macros for declaring command functions and initializing entries. 63 */ 64 #define DECL_CMD_FUNC(name, cmd, arg) \ 65 void name(const char *cmd, int arg, int s, const struct afswtch *afp) 66 #define DECL_CMD_FUNC2(name, arg1, arg2) \ 67 void name(const char *arg1, const char *arg2, int s, const struct afswtch *afp) 68 69 #define DEF_CMD(name, param, func) \ 70 { name, param, { .c_func = func }, 0, NULL } 71 #define DEF_CMD_ARG(name, func) \ 72 { .c_name = name, .c_parameter = NEXTARG, \ 73 .c_u = { .c_func = func }, 0, NULL } 74 #define DEF_CMD_OPTARG(name, func) \ 75 { name, OPTARG, { .c_func = func }, 0, NULL } 76 #define DEF_CMD_ARG2(name, func) \ 77 { name, NEXTARG2, { .c_func2 = func }, 0, NULL } 78 #define DEF_CLONE_CMD(name, param, func) \ 79 { name, param, { .c_func = func }, 1, NULL } 80 #define DEF_CLONE_CMD_ARG(name, func) \ 81 { name, NEXTARG, { .c_func = func }, 1, NULL } 82 83 84 struct rt_addrinfo; 85 struct addrinfo; 86 87 enum { 88 RIDADDR, 89 ADDR, 90 MASK, 91 DSTADDR, 92 }; 93 94 struct afswtch { 95 const char *af_name; /* as given on cmd line, e.g. "inet" */ 96 short af_af; /* AF_* */ 97 /* 98 * Status is handled one of two ways; if there is an 99 * address associated with the interface then the 100 * associated address family af_status method is invoked 101 * with the appropriate addressin info. Otherwise, if 102 * all possible info is to be displayed and af_other_status 103 * is defined then it is invoked after all address status 104 * is presented. 105 */ 106 void (*af_status)(int, const struct rt_addrinfo *); 107 void (*af_other_status)(int); 108 /* parse address method */ 109 void (*af_getaddr)(const char *, int); 110 /* parse prefix method (IPv6) */ 111 void (*af_getprefix)(const char *, int); 112 void (*af_postproc)(int s, const struct afswtch *); 113 u_long af_difaddr; /* set dst if address ioctl */ 114 u_long af_aifaddr; /* set if address ioctl */ 115 void *af_ridreq; /* */ 116 void *af_addreq; /* */ 117 struct afswtch *af_next; 118 119 /* XXX doesn't fit model */ 120 void (*af_status_tunnel)(int); 121 void (*af_settunnel)(int s, struct addrinfo *srcres, 122 struct addrinfo *dstres); 123 }; 124 void af_register(struct afswtch *); 125 126 struct option { 127 const char *opt; 128 const char *opt_usage; 129 void (*cb)(const char *arg); 130 struct option *next; 131 }; 132 void opt_register(struct option *); 133 134 extern struct ifreq ifr; 135 extern char name[IFNAMSIZ]; /* name of interface */ 136 extern int supmedia; 137 extern int printkeys; 138 extern int printname; 139 extern int flags; 140 extern int newaddr; 141 extern int verbose; 142 143 void setifcap(const char *, int value, int s, const struct afswtch *); 144 145 void Perror(const char *cmd); 146 void printb(const char *s, unsigned value, const char *bits); 147 148 void ifmaybeload(const char *); 149 150 typedef void clone_callback_func(int, struct ifreq *); 151 void clone_setdefcallback(const char *, clone_callback_func *); 152 153 /* 154 * XXX expose this so modules that neeed to know of any pending 155 * operations on ifmedia can avoid cmd line ordering confusion. 156 */ 157 struct ifmediareq *ifmedia_getstate(int s); 158