sysdeps/unix/sysv/linux/netax25/ax25.h

   1 /* Copyright (C) 1997, 1999 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #ifndef _NETAX25_AX25_H
  20 #define _NETAX25_AX25_H 1
  21
  22 #include <features.h>
  23 #include <bits/sockaddr.h>
  24
  25 /* Setsockoptions(2) level.  Thanks to BSD these must match IPPROTO_xxx.  */
  26 #define SOL_AX25        257
  27
  28 /* AX.25 flags: */
  29 #define AX25_WINDOW     1
  30 #define AX25_T1         2
  31 #define AX25_T2         5
  32 #define AX25_T3         4
  33 #define AX25_N2         3
  34 #define AX25_BACKOFF    6
  35 #define AX25_EXTSEQ     7
  36 #define AX25_PIDINCL    8
  37 #define AX25_IDLE       9
  38 #define AX25_PACLEN     10
  39 #define AX25_IPMAXQUEUE 11
  40 #define AX25_IAMDIGI    12
  41 #define AX25_KILL       99
  42
  43 /* AX.25 socket ioctls: */
  44 #define SIOCAX25GETUID          (SIOCPROTOPRIVATE)
  45 #define SIOCAX25ADDUID          (SIOCPROTOPRIVATE+1)
  46 #define SIOCAX25DELUID          (SIOCPROTOPRIVATE+2)
  47 #define SIOCAX25NOUID           (SIOCPROTOPRIVATE+3)
  48 #define SIOCAX25BPQADDR         (SIOCPROTOPRIVATE+4)
  49 #define SIOCAX25GETPARMS        (SIOCPROTOPRIVATE+5)
  50 #define SIOCAX25SETPARMS        (SIOCPROTOPRIVATE+6)
  51 #define SIOCAX25OPTRT           (SIOCPROTOPRIVATE+7)
  52 #define SIOCAX25CTLCON          (SIOCPROTOPRIVATE+8)
  53 #define SIOCAX25GETINFO         (SIOCPROTOPRIVATE+9)
  54 #define SIOCAX25ADDFWD          (SIOCPROTOPRIVATE+10)
  55 #define SIOCAX25DELFWD          (SIOCPROTOPRIVATE+11)
  56
  57 /* unknown: */
  58 #define AX25_NOUID_DEFAULT      0
  59 #define AX25_NOUID_BLOCK        1
  60 #define AX25_SET_RT_IPMODE      2
  61
  62 /* Digipeating flags: */
  63 #define AX25_DIGI_INBAND        0x01    /* Allow digipeating within port */
  64 #define AX25_DIGI_XBAND         0x02    /* Allow digipeating across ports */
  65
  66 /* Maximim number of digipeaters: */
  67 #define AX25_MAX_DIGIS 8
  68
  69
  70 typedef struct
  71   {
  72     char ax25_call[7];          /* 6 call + SSID (shifted ascii) */
  73   }
  74 ax25_address;
  75
  76 struct sockaddr_ax25
  77   {
  78     sa_family_t sax25_family;
  79     ax25_address sax25_call;
  80     int sax25_ndigis;
  81   };
  82
  83 /*
  84  * The sockaddr struct with the digipeater adresses:
  85  */
  86 struct full_sockaddr_ax25
  87   {
  88     struct sockaddr_ax25 fsa_ax25;
  89     ax25_address fsa_digipeater[AX25_MAX_DIGIS];
  90   };
  91 #define sax25_uid       sax25_ndigis
  92
  93 struct ax25_routes_struct
  94   {
  95     ax25_address port_addr;
  96     ax25_address dest_addr;
  97     unsigned char digi_count;
  98     ax25_address digi_addr[AX25_MAX_DIGIS];
  99   };
 100
 101 /* The AX.25 ioctl structure: */
 102 struct ax25_ctl_struct
 103   {
 104     ax25_address port_addr;
 105     ax25_address source_addr;
 106     ax25_address dest_addr;
 107     unsigned int cmd;
 108     unsigned long arg;
 109     unsigned char digi_count;
 110     ax25_address digi_addr[AX25_MAX_DIGIS];
 111   };
 112
 113 struct ax25_info_struct
 114   {
 115     unsigned int  n2, n2count;
 116     unsigned int t1, t1timer;
 117     unsigned int t2, t2timer;
 118     unsigned int t3, t3timer;
 119     unsigned int idle, idletimer;
 120     unsigned int state;
 121     unsigned int rcv_q, snd_q;
 122   };
 123
 124 struct ax25_fwd_struct
 125   {
 126     ax25_address port_from;
 127     ax25_address port_to;
 128   };
 129
 130 /* AX.25 route structure: */
 131 struct ax25_route_opt_struct
 132   {
 133     ax25_address port_addr;
 134     ax25_address dest_addr;
 135     int cmd;
 136     int arg;
 137   };
 138
 139 /* AX.25 BPQ stuff: */
 140 struct ax25_bpqaddr_struct
 141   {
 142     char dev[16];
 143     ax25_address addr;
 144   };
 145
 146 /* Definitions for the AX.25 `values' fields: */
 147 #define AX25_VALUES_IPDEFMODE   0       /* 'D'=DG 'V'=VC */
 148 #define AX25_VALUES_AXDEFMODE   1       /* 8=Normal 128=Extended Seq Nos */
 149 #define AX25_VALUES_NETROM      2       /* Allow NET/ROM  - 0=No 1=Yes */
 150 #define AX25_VALUES_TEXT        3       /* Allow PID=Text - 0=No 1=Yes */
 151 #define AX25_VALUES_BACKOFF     4       /* 'E'=Exponential 'L'=Linear */
 152 #define AX25_VALUES_CONMODE     5       /* Allow connected modes - 0=No 1=Yes */
 153 #define AX25_VALUES_WINDOW      6       /* Default window size for standard AX.25 */
 154 #define AX25_VALUES_EWINDOW     7       /* Default window size for extended AX.25 */
 155 #define AX25_VALUES_T1          8       /* Default T1 timeout value */
 156 #define AX25_VALUES_T2          9       /* Default T2 timeout value */
 157 #define AX25_VALUES_T3          10      /* Default T3 timeout value */
 158 #define AX25_VALUES_N2          11      /* Default N2 value */
 159 #define AX25_VALUES_DIGI        12      /* Digipeat mode */
 160 #define AX25_VALUES_IDLE        13      /* mode vc idle timer */
 161 #define AX25_VALUES_PACLEN      14      /* AX.25 MTU */
 162 #define AX25_VALUES_IPMAXQUEUE  15      /* Maximum number of buffers enqueued */
 163 #define AX25_MAX_VALUES         20
 164
 165 struct ax25_parms_struct
 166   {
 167     ax25_address port_addr;
 168     unsigned short values[AX25_MAX_VALUES];
 169   };
 170
 171 #endif /* netax25/ax25.h */