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 #ifndef IFCONFIG_IFCONFIG_H 38 #define IFCONFIG_IFCONFIG_H 39 40 #include <stdbool.h> 41 42 struct afswtch; 43 struct cmd; 44 45 typedef void c_func(const char *cmd, int arg, int s, 46 const struct afswtch *afp); 47 typedef void c_func2(const char *arg1, const char *arg2, int s, 48 const struct afswtch *afp); 49 50 struct cmd { 51 const char *c_name; 52 int c_parameter; 53 #define NEXTARG 0xffffff /* has following arg */ 54 #define NEXTARG2 0xfffffe /* has 2 following args */ 55 #define OPTARG 0xfffffd /* has optional following arg */ 56 union { 57 c_func *c_func; 58 c_func2 *c_func2; 59 } c_u; 60 int c_iscloneop; 61 struct cmd *c_next; 62 }; 63 void cmd_register(struct cmd *); 64 65 typedef void callback_func(int s, void *); 66 void callback_register(callback_func *, void *); 67 68 /* 69 * Macros for declaring command functions and initializing entries. 70 */ 71 #define DECL_CMD_FUNC(name, cmd, arg) \ 72 void name(const char *cmd, int arg, int s, const struct afswtch *afp) 73 #define DECL_CMD_FUNC2(name, arg1, arg2) \ 74 void name(const char *arg1, const char *arg2, int s, \ 75 const struct afswtch *afp) 76 77 #define DEF_CMD(name, param, func) \ 78 { name, param, { .c_func = func }, 0, NULL } 79 #define DEF_CMD_ARG(name, func) \ 80 { .c_name = name, .c_parameter = NEXTARG, \ 81 .c_u = { .c_func = func }, 0, NULL } 82 #define DEF_CMD_OPTARG(name, func) \ 83 { name, OPTARG, { .c_func = func }, 0, NULL } 84 #define DEF_CMD_ARG2(name, func) \ 85 { name, NEXTARG2, { .c_func2 = func }, 0, NULL } 86 #define DEF_CLONE_CMD(name, param, func) \ 87 { name, param, { .c_func = func }, 1, NULL } 88 #define DEF_CLONE_CMD_ARG(name, func) \ 89 { name, NEXTARG, { .c_func = func }, 1, NULL } 90 91 92 struct ifaddrs; 93 struct addrinfo; 94 95 enum { 96 RIDADDR, 97 ADDR, 98 MASK, 99 DSTADDR, 100 }; 101 102 struct afswtch { 103 const char *af_name; /* as given on cmd line, e.g. "inet" */ 104 short af_af; /* AF_* */ 105 /* 106 * Status is handled one of two ways; if there is an 107 * address associated with the interface then the 108 * associated address family af_status method is invoked 109 * with the appropriate addressin info. Otherwise, if 110 * all possible info is to be displayed and af_other_status 111 * is defined then it is invoked after all address status 112 * is presented. 113 */ 114 void (*af_status)(int, const struct ifaddrs *); 115 void (*af_other_status)(int); 116 /* parse address method */ 117 void (*af_getaddr)(const char *, int); 118 /* parse prefix method (IPv6) */ 119 void (*af_getprefix)(const char *, int); 120 void (*af_postproc)(int s, const struct afswtch *); 121 u_long af_difaddr; /* set dst if address ioctl */ 122 u_long af_aifaddr; /* set if address ioctl */ 123 void *af_ridreq; /* */ 124 void *af_addreq; /* */ 125 struct afswtch *af_next; 126 127 /* XXX doesn't fit model */ 128 void (*af_status_tunnel)(int); 129 void (*af_settunnel)(int s, struct addrinfo *srcres, 130 struct addrinfo *dstres); 131 }; 132 void af_register(struct afswtch *); 133 134 struct option { 135 const char *opt; 136 const char *opt_usage; 137 void (*cb)(const char *arg); 138 struct option *next; 139 }; 140 void opt_register(struct option *); 141 142 extern char IfName[IFNAMSIZ]; /* name of interface */ 143 extern bool supmedia; 144 extern bool printkeys; 145 extern bool printifname; 146 extern bool newaddr; 147 extern bool verbose; 148 extern int exit_code; 149 extern char *f_inet, *f_inet6, *f_ether, *f_addr, *f_scope; 150 151 void setifcap(const char *, int value, int s, const struct afswtch *); 152 153 void Perror(const char *cmd) __dead2; 154 void printb(const char *s, unsigned value, const char *bits); 155 156 void ifmaybeload(const char *); 157 158 typedef void clone_callback_func(int, struct ifreq *); 159 void clone_setdefcallback(const char *, clone_callback_func *); 160 161 /* 162 * XXX expose this so modules that neeed to know of any pending 163 * operations on ifmedia can avoid cmd line ordering confusion. 164 */ 165 struct ifmediareq *ifmedia_getstate(int s); 166 167 #endif /* !IFCONFIG_IFCONFIG_H */ 168