1 /* Copyright (C) 1997-2024 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
18 #ifndef _NETAX25_AX25_H
19 #define _NETAX25_AX25_H 1
22 #include <bits/sockaddr.h>
24 /* Setsockoptions(2) level. Thanks to BSD these must match IPPROTO_xxx. */
33 #define AX25_BACKOFF 6
35 #define AX25_PIDINCL 8
37 #define AX25_PACLEN 10
38 #define AX25_IPMAXQUEUE 11
39 #define AX25_IAMDIGI 12
42 /* AX.25 socket ioctls: */
43 #define SIOCAX25GETUID (SIOCPROTOPRIVATE)
44 #define SIOCAX25ADDUID (SIOCPROTOPRIVATE+1)
45 #define SIOCAX25DELUID (SIOCPROTOPRIVATE+2)
46 #define SIOCAX25NOUID (SIOCPROTOPRIVATE+3)
47 #define SIOCAX25BPQADDR (SIOCPROTOPRIVATE+4)
48 #define SIOCAX25GETPARMS (SIOCPROTOPRIVATE+5)
49 #define SIOCAX25SETPARMS (SIOCPROTOPRIVATE+6)
50 #define SIOCAX25OPTRT (SIOCPROTOPRIVATE+7)
51 #define SIOCAX25CTLCON (SIOCPROTOPRIVATE+8)
52 #define SIOCAX25GETINFO (SIOCPROTOPRIVATE+9)
53 #define SIOCAX25ADDFWD (SIOCPROTOPRIVATE+10)
54 #define SIOCAX25DELFWD (SIOCPROTOPRIVATE+11)
57 #define AX25_NOUID_DEFAULT 0
58 #define AX25_NOUID_BLOCK 1
59 #define AX25_SET_RT_IPMODE 2
61 /* Digipeating flags: */
62 #define AX25_DIGI_INBAND 0x01 /* Allow digipeating within port */
63 #define AX25_DIGI_XBAND 0x02 /* Allow digipeating across ports */
65 /* Maximum number of digipeaters: */
66 #define AX25_MAX_DIGIS 8
71 char ax25_call
[7]; /* 6 call + SSID (shifted ascii) */
77 sa_family_t sax25_family
;
78 ax25_address sax25_call
;
83 * The sockaddr struct with the digipeater addresses:
85 struct full_sockaddr_ax25
87 struct sockaddr_ax25 fsa_ax25
;
88 ax25_address fsa_digipeater
[AX25_MAX_DIGIS
];
90 #define sax25_uid sax25_ndigis
92 struct ax25_routes_struct
94 ax25_address port_addr
;
95 ax25_address dest_addr
;
96 unsigned char digi_count
;
97 ax25_address digi_addr
[AX25_MAX_DIGIS
];
100 /* The AX.25 ioctl structure: */
101 struct ax25_ctl_struct
103 ax25_address port_addr
;
104 ax25_address source_addr
;
105 ax25_address dest_addr
;
108 unsigned char digi_count
;
109 ax25_address digi_addr
[AX25_MAX_DIGIS
];
112 struct ax25_info_struct
114 unsigned int n2
, n2count
;
115 unsigned int t1
, t1timer
;
116 unsigned int t2
, t2timer
;
117 unsigned int t3
, t3timer
;
118 unsigned int idle
, idletimer
;
120 unsigned int rcv_q
, snd_q
;
123 struct ax25_fwd_struct
125 ax25_address port_from
;
126 ax25_address port_to
;
129 /* AX.25 route structure: */
130 struct ax25_route_opt_struct
132 ax25_address port_addr
;
133 ax25_address dest_addr
;
138 /* AX.25 BPQ stuff: */
139 struct ax25_bpqaddr_struct
145 /* Definitions for the AX.25 `values' fields: */
146 #define AX25_VALUES_IPDEFMODE 0 /* 'D'=DG 'V'=VC */
147 #define AX25_VALUES_AXDEFMODE 1 /* 8=Normal 128=Extended Seq Nos */
148 #define AX25_VALUES_NETROM 2 /* Allow NET/ROM - 0=No 1=Yes */
149 #define AX25_VALUES_TEXT 3 /* Allow PID=Text - 0=No 1=Yes */
150 #define AX25_VALUES_BACKOFF 4 /* 'E'=Exponential 'L'=Linear */
151 #define AX25_VALUES_CONMODE 5 /* Allow connected modes - 0=No 1=Yes */
152 #define AX25_VALUES_WINDOW 6 /* Default window size for standard AX.25 */
153 #define AX25_VALUES_EWINDOW 7 /* Default window size for extended AX.25 */
154 #define AX25_VALUES_T1 8 /* Default T1 timeout value */
155 #define AX25_VALUES_T2 9 /* Default T2 timeout value */
156 #define AX25_VALUES_T3 10 /* Default T3 timeout value */
157 #define AX25_VALUES_N2 11 /* Default N2 value */
158 #define AX25_VALUES_DIGI 12 /* Digipeat mode */
159 #define AX25_VALUES_IDLE 13 /* mode vc idle timer */
160 #define AX25_VALUES_PACLEN 14 /* AX.25 MTU */
161 #define AX25_VALUES_IPMAXQUEUE 15 /* Maximum number of buffers enqueued */
162 #define AX25_MAX_VALUES 20
164 struct ax25_parms_struct
166 ax25_address port_addr
;
167 unsigned short values
[AX25_MAX_VALUES
];
170 #endif /* netax25/ax25.h */