Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Declarations of AX.25 type objects. | |
3 | * | |
4 | * Alan Cox (GW4PTS) 10/11/93 | |
5 | */ | |
6 | #ifndef _AX25_H | |
7 | #define _AX25_H | |
8 | ||
1da177e4 LT |
9 | #include <linux/ax25.h> |
10 | #include <linux/spinlock.h> | |
11 | #include <linux/timer.h> | |
12 | #include <linux/list.h> | |
5a0e3ad6 | 13 | #include <linux/slab.h> |
60063497 | 14 | #include <linux/atomic.h> |
3b6a94be | 15 | #include <net/neighbour.h> |
3200392b | 16 | #include <net/sock.h> |
1da177e4 LT |
17 | |
18 | #define AX25_T1CLAMPLO 1 | |
19 | #define AX25_T1CLAMPHI (30 * HZ) | |
20 | ||
21 | #define AX25_BPQ_HEADER_LEN 16 | |
22 | #define AX25_KISS_HEADER_LEN 1 | |
23 | ||
24 | #define AX25_HEADER_LEN 17 | |
25 | #define AX25_ADDR_LEN 7 | |
26 | #define AX25_DIGI_HEADER_LEN (AX25_MAX_DIGIS * AX25_ADDR_LEN) | |
27 | #define AX25_MAX_HEADER_LEN (AX25_HEADER_LEN + AX25_DIGI_HEADER_LEN) | |
28 | ||
29 | /* AX.25 Protocol IDs */ | |
30 | #define AX25_P_ROSE 0x01 | |
3bf0ae7b RB |
31 | #define AX25_P_VJCOMP 0x06 /* Compressed TCP/IP packet */ |
32 | /* Van Jacobsen (RFC 1144) */ | |
33 | #define AX25_P_VJUNCOMP 0x07 /* Uncompressed TCP/IP packet */ | |
34 | /* Van Jacobsen (RFC 1144) */ | |
35 | #define AX25_P_SEGMENT 0x08 /* Segmentation fragment */ | |
36 | #define AX25_P_TEXNET 0xc3 /* TEXTNET datagram protocol */ | |
37 | #define AX25_P_LQ 0xc4 /* Link Quality Protocol */ | |
38 | #define AX25_P_ATALK 0xca /* Appletalk */ | |
39 | #define AX25_P_ATALK_ARP 0xcb /* Appletalk ARP */ | |
40 | #define AX25_P_IP 0xcc /* ARPA Internet Protocol */ | |
f4ab2f72 | 41 | #define AX25_P_ARP 0xcd /* ARPA Address Resolution */ |
3bf0ae7b RB |
42 | #define AX25_P_FLEXNET 0xce /* FlexNet */ |
43 | #define AX25_P_NETROM 0xcf /* NET/ROM */ | |
44 | #define AX25_P_TEXT 0xF0 /* No layer 3 protocol impl. */ | |
1da177e4 LT |
45 | |
46 | /* AX.25 Segment control values */ | |
47 | #define AX25_SEG_REM 0x7F | |
48 | #define AX25_SEG_FIRST 0x80 | |
49 | ||
50 | #define AX25_CBIT 0x80 /* Command/Response bit */ | |
51 | #define AX25_EBIT 0x01 /* HDLC Address Extension bit */ | |
52 | #define AX25_HBIT 0x80 /* Has been repeated bit */ | |
53 | ||
54 | #define AX25_SSSID_SPARE 0x60 /* Unused bits in SSID for standard AX.25 */ | |
55 | #define AX25_ESSID_SPARE 0x20 /* Unused bits in SSID for extended AX.25 */ | |
56 | #define AX25_DAMA_FLAG 0x20 /* Well, it is *NOT* unused! (dl1bke 951121 */ | |
57 | ||
58 | #define AX25_COND_ACK_PENDING 0x01 | |
59 | #define AX25_COND_REJECT 0x02 | |
60 | #define AX25_COND_PEER_RX_BUSY 0x04 | |
61 | #define AX25_COND_OWN_RX_BUSY 0x08 | |
62 | #define AX25_COND_DAMA_MODE 0x10 | |
63 | ||
64 | #ifndef _LINUX_NETDEVICE_H | |
65 | #include <linux/netdevice.h> | |
66 | #endif | |
67 | ||
68 | /* Upper sub-layer (LAPB) definitions */ | |
69 | ||
70 | /* Control field templates */ | |
71 | #define AX25_I 0x00 /* Information frames */ | |
72 | #define AX25_S 0x01 /* Supervisory frames */ | |
73 | #define AX25_RR 0x01 /* Receiver ready */ | |
74 | #define AX25_RNR 0x05 /* Receiver not ready */ | |
75 | #define AX25_REJ 0x09 /* Reject */ | |
76 | #define AX25_U 0x03 /* Unnumbered frames */ | |
77 | #define AX25_SABM 0x2f /* Set Asynchronous Balanced Mode */ | |
78 | #define AX25_SABME 0x6f /* Set Asynchronous Balanced Mode Extended */ | |
79 | #define AX25_DISC 0x43 /* Disconnect */ | |
80 | #define AX25_DM 0x0f /* Disconnected mode */ | |
81 | #define AX25_UA 0x63 /* Unnumbered acknowledge */ | |
82 | #define AX25_FRMR 0x87 /* Frame reject */ | |
83 | #define AX25_UI 0x03 /* Unnumbered information */ | |
84 | #define AX25_XID 0xaf /* Exchange information */ | |
85 | #define AX25_TEST 0xe3 /* Test */ | |
86 | ||
87 | #define AX25_PF 0x10 /* Poll/final bit for standard AX.25 */ | |
88 | #define AX25_EPF 0x01 /* Poll/final bit for extended AX.25 */ | |
89 | ||
90 | #define AX25_ILLEGAL 0x100 /* Impossible to be a real frame type */ | |
91 | ||
92 | #define AX25_POLLOFF 0 | |
93 | #define AX25_POLLON 1 | |
94 | ||
95 | /* AX25 L2 C-bit */ | |
96 | #define AX25_COMMAND 1 | |
97 | #define AX25_RESPONSE 2 | |
98 | ||
99 | /* Define Link State constants. */ | |
100 | ||
101 | enum { | |
b01ef8ff RB |
102 | AX25_STATE_0, /* Listening */ |
103 | AX25_STATE_1, /* SABM sent */ | |
104 | AX25_STATE_2, /* DISC sent */ | |
105 | AX25_STATE_3, /* Established */ | |
106 | AX25_STATE_4 /* Recovery */ | |
1da177e4 LT |
107 | }; |
108 | ||
109 | #define AX25_MODULUS 8 /* Standard AX.25 modulus */ | |
110 | #define AX25_EMODULUS 128 /* Extended AX.25 modulus */ | |
111 | ||
112 | enum { | |
113 | AX25_PROTO_STD_SIMPLEX, | |
114 | AX25_PROTO_STD_DUPLEX, | |
c7c694d1 | 115 | #ifdef CONFIG_AX25_DAMA_SLAVE |
1da177e4 | 116 | AX25_PROTO_DAMA_SLAVE, |
c7c694d1 RBD |
117 | #ifdef CONFIG_AX25_DAMA_MASTER |
118 | AX25_PROTO_DAMA_MASTER, | |
119 | #define AX25_PROTO_MAX AX25_PROTO_DAMA_MASTER | |
120 | #endif | |
121 | #endif | |
122 | __AX25_PROTO_MAX, | |
123 | AX25_PROTO_MAX = __AX25_PROTO_MAX -1 | |
1da177e4 LT |
124 | }; |
125 | ||
126 | enum { | |
127 | AX25_VALUES_IPDEFMODE, /* 0=DG 1=VC */ | |
128 | AX25_VALUES_AXDEFMODE, /* 0=Normal 1=Extended Seq Nos */ | |
129 | AX25_VALUES_BACKOFF, /* 0=None 1=Linear 2=Exponential */ | |
130 | AX25_VALUES_CONMODE, /* Allow connected modes - 0=No 1=no "PID text" 2=all PIDs */ | |
131 | AX25_VALUES_WINDOW, /* Default window size for standard AX.25 */ | |
132 | AX25_VALUES_EWINDOW, /* Default window size for extended AX.25 */ | |
133 | AX25_VALUES_T1, /* Default T1 timeout value */ | |
134 | AX25_VALUES_T2, /* Default T2 timeout value */ | |
135 | AX25_VALUES_T3, /* Default T3 timeout value */ | |
136 | AX25_VALUES_IDLE, /* Connected mode idle timer */ | |
137 | AX25_VALUES_N2, /* Default N2 value */ | |
138 | AX25_VALUES_PACLEN, /* AX.25 MTU */ | |
139 | AX25_VALUES_PROTOCOL, /* Std AX.25, DAMA Slave, DAMA Master */ | |
140 | AX25_VALUES_DS_TIMEOUT, /* DAMA Slave timeout */ | |
141 | AX25_MAX_VALUES /* THIS MUST REMAIN THE LAST ENTRY OF THIS LIST */ | |
142 | }; | |
143 | ||
144 | #define AX25_DEF_IPDEFMODE 0 /* Datagram */ | |
145 | #define AX25_DEF_AXDEFMODE 0 /* Normal */ | |
146 | #define AX25_DEF_BACKOFF 1 /* Linear backoff */ | |
147 | #define AX25_DEF_CONMODE 2 /* Connected mode allowed */ | |
148 | #define AX25_DEF_WINDOW 2 /* Window=2 */ | |
149 | #define AX25_DEF_EWINDOW 32 /* Module-128 Window=32 */ | |
e1fdb5b3 RB |
150 | #define AX25_DEF_T1 10000 /* T1=10s */ |
151 | #define AX25_DEF_T2 3000 /* T2=3s */ | |
152 | #define AX25_DEF_T3 300000 /* T3=300s */ | |
1da177e4 | 153 | #define AX25_DEF_N2 10 /* N2=10 */ |
e1fdb5b3 | 154 | #define AX25_DEF_IDLE 0 /* Idle=None */ |
1da177e4 LT |
155 | #define AX25_DEF_PACLEN 256 /* Paclen=256 */ |
156 | #define AX25_DEF_PROTOCOL AX25_PROTO_STD_SIMPLEX /* Standard AX.25 */ | |
e1fdb5b3 | 157 | #define AX25_DEF_DS_TIMEOUT 180000 /* DAMA timeout 3 minutes */ |
1da177e4 LT |
158 | |
159 | typedef struct ax25_uid_assoc { | |
01d7dd0e RB |
160 | struct hlist_node uid_node; |
161 | atomic_t refcount; | |
d13fda85 | 162 | kuid_t uid; |
1da177e4 LT |
163 | ax25_address call; |
164 | } ax25_uid_assoc; | |
165 | ||
b67bfe0d SL |
166 | #define ax25_uid_for_each(__ax25, list) \ |
167 | hlist_for_each_entry(__ax25, list, uid_node) | |
01d7dd0e RB |
168 | |
169 | #define ax25_uid_hold(ax25) \ | |
170 | atomic_inc(&((ax25)->refcount)) | |
171 | ||
172 | static inline void ax25_uid_put(ax25_uid_assoc *assoc) | |
173 | { | |
174 | if (atomic_dec_and_test(&assoc->refcount)) { | |
175 | kfree(assoc); | |
176 | } | |
177 | } | |
178 | ||
1da177e4 LT |
179 | typedef struct { |
180 | ax25_address calls[AX25_MAX_DIGIS]; | |
181 | unsigned char repeated[AX25_MAX_DIGIS]; | |
182 | unsigned char ndigi; | |
4595f251 | 183 | signed char lastrepeat; |
1da177e4 LT |
184 | } ax25_digi; |
185 | ||
186 | typedef struct ax25_route { | |
187 | struct ax25_route *next; | |
006f68b8 | 188 | atomic_t refcount; |
1da177e4 LT |
189 | ax25_address callsign; |
190 | struct net_device *dev; | |
191 | ax25_digi *digipeat; | |
192 | char ip_mode; | |
1da177e4 LT |
193 | } ax25_route; |
194 | ||
006f68b8 RBD |
195 | static inline void ax25_hold_route(ax25_route *ax25_rt) |
196 | { | |
197 | atomic_inc(&ax25_rt->refcount); | |
198 | } | |
199 | ||
c1d8f804 | 200 | void __ax25_put_route(ax25_route *ax25_rt); |
006f68b8 RBD |
201 | |
202 | static inline void ax25_put_route(ax25_route *ax25_rt) | |
203 | { | |
204 | if (atomic_dec_and_test(&ax25_rt->refcount)) | |
205 | __ax25_put_route(ax25_rt); | |
206 | } | |
207 | ||
1da177e4 LT |
208 | typedef struct { |
209 | char slave; /* slave_mode? */ | |
210 | struct timer_list slave_timer; /* timeout timer */ | |
211 | unsigned short slave_timeout; /* when? */ | |
212 | } ax25_dama_info; | |
213 | ||
214 | struct ctl_table; | |
215 | ||
216 | typedef struct ax25_dev { | |
217 | struct ax25_dev *next; | |
218 | struct net_device *dev; | |
219 | struct net_device *forward; | |
0ca7a4c8 | 220 | struct ctl_table_header *sysheader; |
1da177e4 LT |
221 | int values[AX25_MAX_VALUES]; |
222 | #if defined(CONFIG_AX25_DAMA_SLAVE) || defined(CONFIG_AX25_DAMA_MASTER) | |
223 | ax25_dama_info dama; | |
224 | #endif | |
225 | } ax25_dev; | |
226 | ||
227 | typedef struct ax25_cb { | |
228 | struct hlist_node ax25_node; | |
229 | ax25_address source_addr, dest_addr; | |
230 | ax25_digi *digipeat; | |
231 | ax25_dev *ax25_dev; | |
232 | unsigned char iamdigi; | |
233 | unsigned char state, modulus, pidincl; | |
234 | unsigned short vs, vr, va; | |
235 | unsigned char condition, backoff; | |
236 | unsigned char n2, n2count; | |
237 | struct timer_list t1timer, t2timer, t3timer, idletimer; | |
238 | unsigned long t1, t2, t3, idle, rtt; | |
239 | unsigned short paclen, fragno, fraglen; | |
240 | struct sk_buff_head write_queue; | |
241 | struct sk_buff_head reseq_queue; | |
242 | struct sk_buff_head ack_queue; | |
243 | struct sk_buff_head frag_queue; | |
244 | unsigned char window; | |
245 | struct timer_list timer, dtimer; | |
246 | struct sock *sk; /* Backlink to socket */ | |
247 | atomic_t refcount; | |
248 | } ax25_cb; | |
249 | ||
3200392b DM |
250 | struct ax25_sock { |
251 | struct sock sk; | |
252 | struct ax25_cb *cb; | |
253 | }; | |
254 | ||
255 | static inline struct ax25_sock *ax25_sk(const struct sock *sk) | |
256 | { | |
257 | return (struct ax25_sock *) sk; | |
258 | } | |
259 | ||
260 | static inline struct ax25_cb *sk_to_ax25(const struct sock *sk) | |
261 | { | |
262 | return ax25_sk(sk)->cb; | |
263 | } | |
1da177e4 | 264 | |
b67bfe0d SL |
265 | #define ax25_for_each(__ax25, list) \ |
266 | hlist_for_each_entry(__ax25, list, ax25_node) | |
1da177e4 LT |
267 | |
268 | #define ax25_cb_hold(__ax25) \ | |
269 | atomic_inc(&((__ax25)->refcount)) | |
270 | ||
271 | static __inline__ void ax25_cb_put(ax25_cb *ax25) | |
272 | { | |
273 | if (atomic_dec_and_test(&ax25->refcount)) { | |
b4558ea9 | 274 | kfree(ax25->digipeat); |
1da177e4 LT |
275 | kfree(ax25); |
276 | } | |
277 | } | |
278 | ||
f852640e | 279 | static inline __be16 ax25_type_trans(struct sk_buff *skb, struct net_device *dev) |
56cb5156 ACM |
280 | { |
281 | skb->dev = dev; | |
459a98ed | 282 | skb_reset_mac_header(skb); |
56cb5156 | 283 | skb->pkt_type = PACKET_HOST; |
56cb5156 ACM |
284 | return htons(ETH_P_AX25); |
285 | } | |
286 | ||
1da177e4 LT |
287 | /* af_ax25.c */ |
288 | extern struct hlist_head ax25_list; | |
289 | extern spinlock_t ax25_list_lock; | |
c1d8f804 | 290 | void ax25_cb_add(ax25_cb *); |
1da177e4 LT |
291 | struct sock *ax25_find_listener(ax25_address *, int, struct net_device *, int); |
292 | struct sock *ax25_get_socket(ax25_address *, ax25_address *, int); | |
c1d8f804 JP |
293 | ax25_cb *ax25_find_cb(ax25_address *, ax25_address *, ax25_digi *, |
294 | struct net_device *); | |
295 | void ax25_send_to_raw(ax25_address *, struct sk_buff *, int); | |
296 | void ax25_destroy_socket(ax25_cb *); | |
297 | ax25_cb * __must_check ax25_create_cb(void); | |
298 | void ax25_fillin_cb(ax25_cb *, ax25_dev *); | |
299 | struct sock *ax25_make_new(struct sock *, struct ax25_dev *); | |
1da177e4 LT |
300 | |
301 | /* ax25_addr.c */ | |
15b1c0e8 RB |
302 | extern const ax25_address ax25_bcast; |
303 | extern const ax25_address ax25_defaddr; | |
304 | extern const ax25_address null_ax25_address; | |
c1d8f804 JP |
305 | char *ax2asc(char *buf, const ax25_address *); |
306 | void asc2ax(ax25_address *addr, const char *callsign); | |
307 | int ax25cmp(const ax25_address *, const ax25_address *); | |
308 | int ax25digicmp(const ax25_digi *, const ax25_digi *); | |
309 | const unsigned char *ax25_addr_parse(const unsigned char *, int, | |
e8cc49bb | 310 | ax25_address *, ax25_address *, ax25_digi *, int *, int *); |
c1d8f804 JP |
311 | int ax25_addr_build(unsigned char *, const ax25_address *, |
312 | const ax25_address *, const ax25_digi *, int, int); | |
313 | int ax25_addr_size(const ax25_digi *); | |
314 | void ax25_digi_invert(const ax25_digi *, ax25_digi *); | |
1da177e4 LT |
315 | |
316 | /* ax25_dev.c */ | |
317 | extern ax25_dev *ax25_dev_list; | |
318 | extern spinlock_t ax25_dev_lock; | |
319 | ||
320 | static inline ax25_dev *ax25_dev_ax25dev(struct net_device *dev) | |
321 | { | |
322 | return dev->ax25_ptr; | |
323 | } | |
324 | ||
c1d8f804 JP |
325 | ax25_dev *ax25_addr_ax25dev(ax25_address *); |
326 | void ax25_dev_device_up(struct net_device *); | |
327 | void ax25_dev_device_down(struct net_device *); | |
328 | int ax25_fwd_ioctl(unsigned int, struct ax25_fwd_struct *); | |
329 | struct net_device *ax25_fwd_dev(struct net_device *); | |
330 | void ax25_dev_free(void); | |
1da177e4 LT |
331 | |
332 | /* ax25_ds_in.c */ | |
c1d8f804 | 333 | int ax25_ds_frame_in(ax25_cb *, struct sk_buff *, int); |
1da177e4 LT |
334 | |
335 | /* ax25_ds_subr.c */ | |
c1d8f804 JP |
336 | void ax25_ds_nr_error_recovery(ax25_cb *); |
337 | void ax25_ds_enquiry_response(ax25_cb *); | |
338 | void ax25_ds_establish_data_link(ax25_cb *); | |
339 | void ax25_dev_dama_off(ax25_dev *); | |
340 | void ax25_dama_on(ax25_cb *); | |
341 | void ax25_dama_off(ax25_cb *); | |
1da177e4 LT |
342 | |
343 | /* ax25_ds_timer.c */ | |
c1d8f804 JP |
344 | void ax25_ds_setup_timer(ax25_dev *); |
345 | void ax25_ds_set_timer(ax25_dev *); | |
346 | void ax25_ds_del_timer(ax25_dev *); | |
347 | void ax25_ds_timer(ax25_cb *); | |
348 | void ax25_ds_t1_timeout(ax25_cb *); | |
349 | void ax25_ds_heartbeat_expiry(ax25_cb *); | |
350 | void ax25_ds_t3timer_expiry(ax25_cb *); | |
351 | void ax25_ds_idletimer_expiry(ax25_cb *); | |
1da177e4 LT |
352 | |
353 | /* ax25_iface.c */ | |
8d5cf596 RB |
354 | |
355 | struct ax25_protocol { | |
356 | struct ax25_protocol *next; | |
357 | unsigned int pid; | |
358 | int (*func)(struct sk_buff *, ax25_cb *); | |
359 | }; | |
360 | ||
c1d8f804 JP |
361 | void ax25_register_pid(struct ax25_protocol *ap); |
362 | void ax25_protocol_release(unsigned int); | |
a4282717 RB |
363 | |
364 | struct ax25_linkfail { | |
365 | struct hlist_node lf_node; | |
366 | void (*func)(ax25_cb *, int); | |
367 | }; | |
368 | ||
c1d8f804 JP |
369 | void ax25_linkfail_register(struct ax25_linkfail *lf); |
370 | void ax25_linkfail_release(struct ax25_linkfail *lf); | |
371 | int __must_check ax25_listen_register(ax25_address *, struct net_device *); | |
372 | void ax25_listen_release(ax25_address *, struct net_device *); | |
373 | int(*ax25_protocol_function(unsigned int))(struct sk_buff *, ax25_cb *); | |
374 | int ax25_listen_mine(ax25_address *, struct net_device *); | |
375 | void ax25_link_failed(ax25_cb *, int); | |
376 | int ax25_protocol_is_registered(unsigned int); | |
1da177e4 LT |
377 | |
378 | /* ax25_in.c */ | |
c1d8f804 JP |
379 | int ax25_rx_iframe(ax25_cb *, struct sk_buff *); |
380 | int ax25_kiss_rcv(struct sk_buff *, struct net_device *, struct packet_type *, | |
381 | struct net_device *); | |
1da177e4 LT |
382 | |
383 | /* ax25_ip.c */ | |
1d5da757 | 384 | netdev_tx_t ax25_ip_xmit(struct sk_buff *skb); |
3b04ddde | 385 | extern const struct header_ops ax25_header_ops; |
1da177e4 LT |
386 | |
387 | /* ax25_out.c */ | |
c1d8f804 JP |
388 | ax25_cb *ax25_send_frame(struct sk_buff *, int, ax25_address *, ax25_address *, |
389 | ax25_digi *, struct net_device *); | |
390 | void ax25_output(ax25_cb *, int, struct sk_buff *); | |
391 | void ax25_kick(ax25_cb *); | |
392 | void ax25_transmit_buffer(ax25_cb *, struct sk_buff *, int); | |
393 | void ax25_queue_xmit(struct sk_buff *skb, struct net_device *dev); | |
394 | int ax25_check_iframes_acked(ax25_cb *, unsigned short); | |
1da177e4 LT |
395 | |
396 | /* ax25_route.c */ | |
c1d8f804 JP |
397 | void ax25_rt_device_down(struct net_device *); |
398 | int ax25_rt_ioctl(unsigned int, void __user *); | |
54047320 | 399 | extern const struct file_operations ax25_route_fops; |
c1d8f804 JP |
400 | ax25_route *ax25_get_route(ax25_address *addr, struct net_device *dev); |
401 | int ax25_rt_autobind(ax25_cb *, ax25_address *); | |
402 | struct sk_buff *ax25_rt_build_path(struct sk_buff *, ax25_address *, | |
403 | ax25_address *, ax25_digi *); | |
404 | void ax25_rt_free(void); | |
1da177e4 | 405 | |
1da177e4 | 406 | /* ax25_std_in.c */ |
c1d8f804 | 407 | int ax25_std_frame_in(ax25_cb *, struct sk_buff *, int); |
1da177e4 LT |
408 | |
409 | /* ax25_std_subr.c */ | |
c1d8f804 JP |
410 | void ax25_std_nr_error_recovery(ax25_cb *); |
411 | void ax25_std_establish_data_link(ax25_cb *); | |
412 | void ax25_std_transmit_enquiry(ax25_cb *); | |
413 | void ax25_std_enquiry_response(ax25_cb *); | |
414 | void ax25_std_timeout_response(ax25_cb *); | |
1da177e4 LT |
415 | |
416 | /* ax25_std_timer.c */ | |
c1d8f804 JP |
417 | void ax25_std_heartbeat_expiry(ax25_cb *); |
418 | void ax25_std_t1timer_expiry(ax25_cb *); | |
419 | void ax25_std_t2timer_expiry(ax25_cb *); | |
420 | void ax25_std_t3timer_expiry(ax25_cb *); | |
421 | void ax25_std_idletimer_expiry(ax25_cb *); | |
1da177e4 LT |
422 | |
423 | /* ax25_subr.c */ | |
c1d8f804 JP |
424 | void ax25_clear_queues(ax25_cb *); |
425 | void ax25_frames_acked(ax25_cb *, unsigned short); | |
426 | void ax25_requeue_frames(ax25_cb *); | |
427 | int ax25_validate_nr(ax25_cb *, unsigned short); | |
428 | int ax25_decode(ax25_cb *, struct sk_buff *, int *, int *, int *); | |
429 | void ax25_send_control(ax25_cb *, int, int, int); | |
430 | void ax25_return_dm(struct net_device *, ax25_address *, ax25_address *, | |
431 | ax25_digi *); | |
432 | void ax25_calculate_t1(ax25_cb *); | |
433 | void ax25_calculate_rtt(ax25_cb *); | |
434 | void ax25_disconnect(ax25_cb *, int); | |
1da177e4 LT |
435 | |
436 | /* ax25_timer.c */ | |
c1d8f804 JP |
437 | void ax25_setup_timers(ax25_cb *); |
438 | void ax25_start_heartbeat(ax25_cb *); | |
439 | void ax25_start_t1timer(ax25_cb *); | |
440 | void ax25_start_t2timer(ax25_cb *); | |
441 | void ax25_start_t3timer(ax25_cb *); | |
442 | void ax25_start_idletimer(ax25_cb *); | |
443 | void ax25_stop_heartbeat(ax25_cb *); | |
444 | void ax25_stop_t1timer(ax25_cb *); | |
445 | void ax25_stop_t2timer(ax25_cb *); | |
446 | void ax25_stop_t3timer(ax25_cb *); | |
447 | void ax25_stop_idletimer(ax25_cb *); | |
448 | int ax25_t1timer_running(ax25_cb *); | |
449 | unsigned long ax25_display_timer(struct timer_list *); | |
1da177e4 LT |
450 | |
451 | /* ax25_uid.c */ | |
452 | extern int ax25_uid_policy; | |
c1d8f804 JP |
453 | ax25_uid_assoc *ax25_findbyuid(kuid_t); |
454 | int __must_check ax25_uid_ioctl(int, struct sockaddr_ax25 *); | |
54047320 | 455 | extern const struct file_operations ax25_uid_fops; |
c1d8f804 | 456 | void ax25_uid_free(void); |
1da177e4 LT |
457 | |
458 | /* sysctl_net_ax25.c */ | |
459 | #ifdef CONFIG_SYSCTL | |
c1d8f804 JP |
460 | int ax25_register_dev_sysctl(ax25_dev *ax25_dev); |
461 | void ax25_unregister_dev_sysctl(ax25_dev *ax25_dev); | |
1da177e4 | 462 | #else |
b9898507 EB |
463 | static inline int ax25_register_dev_sysctl(ax25_dev *ax25_dev) { return 0; } |
464 | static inline void ax25_unregister_dev_sysctl(ax25_dev *ax25_dev) {} | |
1da177e4 LT |
465 | #endif /* CONFIG_SYSCTL */ |
466 | ||
467 | #endif |