sbin/ifconfig/ifconfig.h

   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);