1/*
2 * These are the public elements of the Linux kernel AX.25 code. A similar
3 * file netrom.h exists for the NET/ROM protocol.
4 */
5
6#ifndef	AX25_KERNEL_H
7#define	AX25_KERNEL_H
8
9#include <linux/socket.h>
10
11#define AX25_MTU	256
12#define AX25_MAX_DIGIS  8
13
14#define AX25_WINDOW	1
15#define AX25_T1		2
16#define AX25_N2		3
17#define AX25_T3		4
18#define AX25_T2		5
19#define	AX25_BACKOFF	6
20#define	AX25_EXTSEQ	7
21#define	AX25_PIDINCL	8
22#define AX25_IDLE	9
23#define AX25_PACLEN	10
24#define AX25_IAMDIGI	12
25
26#define AX25_KILL	99
27
28#define SIOCAX25GETUID		(SIOCPROTOPRIVATE+0)
29#define SIOCAX25ADDUID		(SIOCPROTOPRIVATE+1)
30#define SIOCAX25DELUID		(SIOCPROTOPRIVATE+2)
31#define SIOCAX25NOUID		(SIOCPROTOPRIVATE+3)
32#define SIOCAX25OPTRT		(SIOCPROTOPRIVATE+7)
33#define SIOCAX25CTLCON		(SIOCPROTOPRIVATE+8)
34#define SIOCAX25GETINFOOLD	(SIOCPROTOPRIVATE+9)
35#define SIOCAX25ADDFWD		(SIOCPROTOPRIVATE+10)
36#define SIOCAX25DELFWD		(SIOCPROTOPRIVATE+11)
37#define SIOCAX25DEVCTL          (SIOCPROTOPRIVATE+12)
38#define SIOCAX25GETINFO         (SIOCPROTOPRIVATE+13)
39
40#define AX25_SET_RT_IPMODE	2
41
42#define AX25_NOUID_DEFAULT	0
43#define AX25_NOUID_BLOCK	1
44
45typedef struct {
46	char		ax25_call[7];	/* 6 call + SSID (shifted ascii!) */
47} ax25_address;
48
49struct sockaddr_ax25 {
50	__kernel_sa_family_t sax25_family;
51	ax25_address	sax25_call;
52	int		sax25_ndigis;
53	/* Digipeater ax25_address sets follow */
54};
55
56#define sax25_uid	sax25_ndigis
57
58struct full_sockaddr_ax25 {
59	struct sockaddr_ax25 fsa_ax25;
60	ax25_address	fsa_digipeater[AX25_MAX_DIGIS];
61};
62
63struct ax25_routes_struct {
64	ax25_address	port_addr;
65	ax25_address	dest_addr;
66	unsigned char	digi_count;
67	ax25_address	digi_addr[AX25_MAX_DIGIS];
68};
69
70struct ax25_route_opt_struct {
71	ax25_address	port_addr;
72	ax25_address	dest_addr;
73	int		cmd;
74	int		arg;
75};
76
77struct ax25_ctl_struct {
78        ax25_address            port_addr;
79        ax25_address            source_addr;
80        ax25_address            dest_addr;
81        unsigned int            cmd;
82        unsigned long           arg;
83        unsigned char           digi_count;
84        ax25_address            digi_addr[AX25_MAX_DIGIS];
85};
86
87/* this will go away. Please do not export to user land */
88struct ax25_info_struct_deprecated {
89	unsigned int	n2, n2count;
90	unsigned int	t1, t1timer;
91	unsigned int	t2, t2timer;
92	unsigned int	t3, t3timer;
93	unsigned int	idle, idletimer;
94	unsigned int	state;
95	unsigned int	rcv_q, snd_q;
96};
97
98struct ax25_info_struct {
99	unsigned int	n2, n2count;
100	unsigned int	t1, t1timer;
101	unsigned int	t2, t2timer;
102	unsigned int	t3, t3timer;
103	unsigned int	idle, idletimer;
104	unsigned int	state;
105	unsigned int	rcv_q, snd_q;
106	unsigned int	vs, vr, va, vs_max;
107	unsigned int	paclen;
108	unsigned int	window;
109};
110
111struct ax25_fwd_struct {
112	ax25_address	port_from;
113	ax25_address	port_to;
114};
115
116#endif
117