1 /******************************************************************************
2 *
3 * Copyright (C) 1999-2012 Broadcom Corporation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 ******************************************************************************/
18
19 /******************************************************************************
20 *
21 * This file contains the main SDP functions
22 *
23 ******************************************************************************/
24
25 #include <stdlib.h>
26 #include <string.h>
27 #include <stdio.h>
28
29 #include "bt_target.h"
30 #include "gki.h"
31 #include "l2cdefs.h"
32 #include "hcidefs.h"
33 #include "hcimsgs.h"
34
35 #include "l2c_api.h"
36 #include "l2cdefs.h"
37
38 #include "btu.h"
39 #include "btm_api.h"
40
41 #include "sdp_api.h"
42 #include "sdpint.h"
43
44
45 /********************************************************************************/
46 /* G L O B A L S D P D A T A */
47 /********************************************************************************/
48 #if SDP_DYNAMIC_MEMORY == FALSE
49 tSDP_CB sdp_cb;
50 #endif
51
52 /********************************************************************************/
53 /* L O C A L F U N C T I O N P R O T O T Y P E S */
54 /********************************************************************************/
55 static void sdp_connect_ind (BD_ADDR bd_addr, UINT16 l2cap_cid, UINT16 psm,
56 UINT8 l2cap_id);
57 static void sdp_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg);
58 static void sdp_config_cfm (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg);
59 static void sdp_disconnect_ind (UINT16 l2cap_cid, BOOLEAN ack_needed);
60 static void sdp_data_ind (UINT16 l2cap_cid, BT_HDR *p_msg);
61
62 #if SDP_CLIENT_ENABLED == TRUE
63 static void sdp_connect_cfm (UINT16 l2cap_cid, UINT16 result);
64 static void sdp_disconnect_cfm (UINT16 l2cap_cid, UINT16 result);
65 #else
66 #define sdp_connect_cfm NULL
67 #define sdp_disconnect_cfm NULL
68 #endif
69
70
71 /*******************************************************************************
72 **
73 ** Function sdp_init
74 **
75 ** Description This function initializes the SDP unit.
76 **
77 ** Returns void
78 **
79 *******************************************************************************/
sdp_init(void)80 void sdp_init (void)
81 {
82 /* Clears all structures and local SDP database (if Server is enabled) */
83 memset (&sdp_cb, 0, sizeof (tSDP_CB));
84
85 /* Initialize the L2CAP configuration. We only care about MTU and flush */
86 sdp_cb.l2cap_my_cfg.mtu_present = TRUE;
87 sdp_cb.l2cap_my_cfg.mtu = SDP_MTU_SIZE;
88 sdp_cb.l2cap_my_cfg.flush_to_present = TRUE;
89 sdp_cb.l2cap_my_cfg.flush_to = SDP_FLUSH_TO;
90
91 sdp_cb.max_attr_list_size = SDP_MTU_SIZE - 16;
92 sdp_cb.max_recs_per_search = SDP_MAX_DISC_SERVER_RECS;
93
94 #if SDP_SERVER_ENABLED == TRUE
95 /* Register with Security Manager for the specific security level */
96 if (!BTM_SetSecurityLevel (FALSE, SDP_SERVICE_NAME, BTM_SEC_SERVICE_SDP_SERVER,
97 SDP_SECURITY_LEVEL, SDP_PSM, 0, 0))
98 {
99 SDP_TRACE_ERROR0 ("Security Registration Server failed");
100 return;
101 }
102 #endif
103
104 #if SDP_CLIENT_ENABLED == TRUE
105 /* Register with Security Manager for the specific security level */
106 if (!BTM_SetSecurityLevel (TRUE, SDP_SERVICE_NAME, BTM_SEC_SERVICE_SDP_SERVER,
107 SDP_SECURITY_LEVEL, SDP_PSM, 0, 0))
108 {
109 SDP_TRACE_ERROR0 ("Security Registration for Client failed");
110 return;
111 }
112 #endif
113
114 #if defined(SDP_INITIAL_TRACE_LEVEL)
115 sdp_cb.trace_level = SDP_INITIAL_TRACE_LEVEL;
116 #else
117 sdp_cb.trace_level = BT_TRACE_LEVEL_NONE; /* No traces */
118 #endif
119
120 sdp_cb.reg_info.pL2CA_ConnectInd_Cb = sdp_connect_ind;
121 sdp_cb.reg_info.pL2CA_ConnectCfm_Cb = sdp_connect_cfm;
122 sdp_cb.reg_info.pL2CA_ConnectPnd_Cb = NULL;
123 sdp_cb.reg_info.pL2CA_ConfigInd_Cb = sdp_config_ind;
124 sdp_cb.reg_info.pL2CA_ConfigCfm_Cb = sdp_config_cfm;
125 sdp_cb.reg_info.pL2CA_DisconnectInd_Cb = sdp_disconnect_ind;
126 sdp_cb.reg_info.pL2CA_DisconnectCfm_Cb = sdp_disconnect_cfm;
127 sdp_cb.reg_info.pL2CA_QoSViolationInd_Cb = NULL;
128 sdp_cb.reg_info.pL2CA_DataInd_Cb = sdp_data_ind;
129 sdp_cb.reg_info.pL2CA_CongestionStatus_Cb = NULL;
130 sdp_cb.reg_info.pL2CA_TxComplete_Cb = NULL;
131
132 /* Now, register with L2CAP */
133 if (!L2CA_Register (SDP_PSM, &sdp_cb.reg_info))
134 {
135 SDP_TRACE_ERROR0 ("SDP Registration failed");
136 }
137 }
138
139 #if (defined(SDP_DEBUG) && SDP_DEBUG == TRUE)
140 /*******************************************************************************
141 **
142 ** Function sdp_set_max_attr_list_size
143 **
144 ** Description This function sets the max attribute list size to use
145 **
146 ** Returns void
147 **
148 *******************************************************************************/
sdp_set_max_attr_list_size(UINT16 max_size)149 UINT16 sdp_set_max_attr_list_size (UINT16 max_size)
150 {
151 if (max_size > (sdp_cb.l2cap_my_cfg.mtu - 16) )
152 max_size = sdp_cb.l2cap_my_cfg.mtu - 16;
153
154 sdp_cb.max_attr_list_size = max_size;
155
156 return sdp_cb.max_attr_list_size;
157 }
158 #endif
159
160 /*******************************************************************************
161 **
162 ** Function sdp_connect_ind
163 **
164 ** Description This function handles an inbound connection indication
165 ** from L2CAP. This is the case where we are acting as a
166 ** server.
167 **
168 ** Returns void
169 **
170 *******************************************************************************/
sdp_connect_ind(BD_ADDR bd_addr,UINT16 l2cap_cid,UINT16 psm,UINT8 l2cap_id)171 static void sdp_connect_ind (BD_ADDR bd_addr, UINT16 l2cap_cid, UINT16 psm, UINT8 l2cap_id)
172 {
173 #if SDP_SERVER_ENABLED == TRUE
174 tCONN_CB *p_ccb;
175
176 /* Allocate a new CCB. Return if none available. */
177 if ((p_ccb = sdpu_allocate_ccb()) == NULL)
178 return;
179
180 /* Transition to the next appropriate state, waiting for config setup. */
181 p_ccb->con_state = SDP_STATE_CFG_SETUP;
182
183 /* Save the BD Address and Channel ID. */
184 memcpy (&p_ccb->device_address[0], bd_addr, sizeof (BD_ADDR));
185 p_ccb->connection_id = l2cap_cid;
186
187 /* Send response to the L2CAP layer. */
188 L2CA_ConnectRsp (bd_addr, l2cap_id, l2cap_cid, L2CAP_CONN_OK, L2CAP_CONN_OK);
189 {
190 tL2CAP_CFG_INFO cfg = sdp_cb.l2cap_my_cfg;
191
192 if (cfg.fcr_present)
193 {
194 SDP_TRACE_DEBUG6("sdp_connect_ind: mode %u, txwinsz %u, max_trans %u, rtrans_tout %u, mon_tout %u, mps %u",
195 cfg.fcr.mode, cfg.fcr.tx_win_sz, cfg.fcr.max_transmit,
196 cfg.fcr.rtrans_tout,cfg.fcr.mon_tout, cfg.fcr.mps);
197 }
198
199 if ((!L2CA_ConfigReq (l2cap_cid, &cfg)) && cfg.fcr_present
200 && cfg.fcr.mode != L2CAP_FCR_BASIC_MODE)
201 {
202 /* FCR not desired; try again in basic mode */
203 cfg.fcr.mode = L2CAP_FCR_BASIC_MODE;
204 cfg.fcr_present = FALSE;
205 L2CA_ConfigReq (l2cap_cid, &cfg);
206 }
207 }
208
209 SDP_TRACE_EVENT1 ("SDP - Rcvd L2CAP conn ind, sent config req, CID 0x%x", p_ccb->connection_id);
210 #else /* No server */
211 /* Reject the connection */
212 L2CA_ConnectRsp (bd_addr, l2cap_id, l2cap_cid, L2CAP_CONN_NO_PSM, 0);
213 #endif
214 }
215
216 #if SDP_CLIENT_ENABLED == TRUE
217 /*******************************************************************************
218 **
219 ** Function sdp_connect_cfm
220 **
221 ** Description This function handles the connect confirm events
222 ** from L2CAP. This is the case when we are acting as a
223 ** client and have sent a connect request.
224 **
225 ** Returns void
226 **
227 *******************************************************************************/
sdp_connect_cfm(UINT16 l2cap_cid,UINT16 result)228 static void sdp_connect_cfm (UINT16 l2cap_cid, UINT16 result)
229 {
230 tCONN_CB *p_ccb;
231 tL2CAP_CFG_INFO cfg;
232
233 /* Find CCB based on CID */
234 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
235 {
236 SDP_TRACE_WARNING1 ("SDP - Rcvd conn cnf for unknown CID 0x%x", l2cap_cid);
237 return;
238 }
239
240 /* If the connection response contains success status, then */
241 /* Transition to the next state and startup the timer. */
242 if ((result == L2CAP_CONN_OK) && (p_ccb->con_state == SDP_STATE_CONN_SETUP))
243 {
244 p_ccb->con_state = SDP_STATE_CFG_SETUP;
245
246 cfg = sdp_cb.l2cap_my_cfg;
247
248 if (cfg.fcr_present)
249 {
250 SDP_TRACE_DEBUG6("sdp_connect_cfm: mode %u, txwinsz %u, max_trans %u, rtrans_tout %u, mon_tout %u, mps %u",
251 cfg.fcr.mode, cfg.fcr.tx_win_sz, cfg.fcr.max_transmit,
252 cfg.fcr.rtrans_tout,cfg.fcr.mon_tout, cfg.fcr.mps);
253 }
254
255 if ((!L2CA_ConfigReq (l2cap_cid, &cfg)) && cfg.fcr_present
256 && cfg.fcr.mode != L2CAP_FCR_BASIC_MODE)
257 {
258 /* FCR not desired; try again in basic mode */
259 cfg.fcr_present = FALSE;
260 cfg.fcr.mode = L2CAP_FCR_BASIC_MODE;
261 L2CA_ConfigReq (l2cap_cid, &cfg);
262 }
263
264 SDP_TRACE_EVENT1 ("SDP - got conn cnf, sent cfg req, CID: 0x%x", p_ccb->connection_id);
265 }
266 else
267 {
268 SDP_TRACE_WARNING2 ("SDP - Rcvd conn cnf with error: 0x%x CID 0x%x", result, p_ccb->connection_id);
269
270 /* Tell the user if he has a callback */
271 if (p_ccb->p_cb || p_ccb->p_cb2)
272 {
273 UINT16 err = -1;
274 if ((result == HCI_ERR_HOST_REJECT_SECURITY)
275 || (result == HCI_ERR_AUTH_FAILURE)
276 || (result == HCI_ERR_PAIRING_NOT_ALLOWED)
277 || (result == HCI_ERR_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED)
278 || (result == HCI_ERR_KEY_MISSING))
279 err = SDP_SECURITY_ERR;
280 else if (result == HCI_ERR_HOST_REJECT_DEVICE)
281 err = SDP_CONN_REJECTED;
282 else
283 err = SDP_CONN_FAILED;
284 if(p_ccb->p_cb)
285 (*p_ccb->p_cb)(err);
286 else if(p_ccb->p_cb2)
287 (*p_ccb->p_cb2)(err, p_ccb->user_data);
288
289 }
290 sdpu_release_ccb (p_ccb);
291 }
292 }
293 #endif /* SDP_CLIENT_ENABLED == TRUE */
294
295
296 /*******************************************************************************
297 **
298 ** Function sdp_config_ind
299 **
300 ** Description This function processes the L2CAP configuration indication
301 ** event.
302 **
303 ** Returns void
304 **
305 *******************************************************************************/
sdp_config_ind(UINT16 l2cap_cid,tL2CAP_CFG_INFO * p_cfg)306 static void sdp_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg)
307 {
308 tCONN_CB *p_ccb;
309
310 /* Find CCB based on CID */
311 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
312 {
313 SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid);
314 return;
315 }
316
317 /* Remember the remote MTU size */
318 if (!p_cfg->mtu_present)
319 {
320 /* use min(L2CAP_DEFAULT_MTU,SDP_MTU_SIZE) for GKI buffer size reasons */
321 p_ccb->rem_mtu_size = (L2CAP_DEFAULT_MTU > SDP_MTU_SIZE)?SDP_MTU_SIZE:L2CAP_DEFAULT_MTU;
322 }
323 else
324 {
325 if (p_cfg->mtu > SDP_MTU_SIZE)
326 p_ccb->rem_mtu_size = SDP_MTU_SIZE;
327 else
328 p_ccb->rem_mtu_size = p_cfg->mtu;
329 }
330
331 /* For now, always accept configuration from the other side */
332 p_cfg->flush_to_present = FALSE;
333 p_cfg->mtu_present = FALSE;
334 p_cfg->result = L2CAP_CFG_OK;
335
336 /* Check peer config request against our rfcomm configuration */
337 if (p_cfg->fcr_present)
338 {
339 /* Reject the window size if it is bigger than we want it to be */
340 if (p_cfg->fcr.mode != L2CAP_FCR_BASIC_MODE)
341 {
342 if (sdp_cb.l2cap_my_cfg.fcr.mode != L2CAP_FCR_BASIC_MODE
343 && p_cfg->fcr.tx_win_sz > sdp_cb.l2cap_my_cfg.fcr.tx_win_sz)
344 {
345 p_cfg->fcr.tx_win_sz = sdp_cb.l2cap_my_cfg.fcr.tx_win_sz;
346 p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS;
347 SDP_TRACE_DEBUG0("sdp_config_ind(CONFIG) -> Please try again with SMALLER TX WINDOW");
348 }
349
350 /* Reject if locally we want basic and they don't */
351 if (sdp_cb.l2cap_my_cfg.fcr.mode == L2CAP_FCR_BASIC_MODE)
352 {
353 /* Ask for a new setup */
354 p_cfg->fcr.mode = L2CAP_FCR_BASIC_MODE;
355 p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS;
356 SDP_TRACE_DEBUG0("sdp_config_ind(CONFIG) -> Please try again with BASIC mode");
357 }
358 /* Remain in configure state and give the peer our desired configuration */
359 if (p_cfg->result != L2CAP_CFG_OK)
360 {
361 SDP_TRACE_WARNING1 ("SDP - Rcvd cfg ind, Unacceptable Parameters sent cfg cfm, CID: 0x%x", l2cap_cid);
362 L2CA_ConfigRsp (l2cap_cid, p_cfg);
363 return;
364 }
365 }
366 else /* We agree with peer's request */
367 p_cfg->fcr_present = FALSE;
368 }
369
370 L2CA_ConfigRsp (l2cap_cid, p_cfg);
371
372 SDP_TRACE_EVENT1 ("SDP - Rcvd cfg ind, sent cfg cfm, CID: 0x%x", l2cap_cid);
373
374 p_ccb->con_flags |= SDP_FLAGS_HIS_CFG_DONE;
375
376 if (p_ccb->con_flags & SDP_FLAGS_MY_CFG_DONE)
377 {
378 p_ccb->con_state = SDP_STATE_CONNECTED;
379
380 if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
381 sdp_disc_connected (p_ccb);
382 else
383 /* Start inactivity timer */
384 btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT);
385 }
386
387 }
388
389
390 /*******************************************************************************
391 **
392 ** Function sdp_config_cfm
393 **
394 ** Description This function processes the L2CAP configuration confirmation
395 ** event.
396 **
397 ** Returns void
398 **
399 *******************************************************************************/
sdp_config_cfm(UINT16 l2cap_cid,tL2CAP_CFG_INFO * p_cfg)400 static void sdp_config_cfm (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg)
401 {
402 tCONN_CB *p_ccb;
403
404 SDP_TRACE_EVENT2 ("SDP - Rcvd cfg cfm, CID: 0x%x Result: %d", l2cap_cid, p_cfg->result);
405
406 /* Find CCB based on CID */
407 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
408 {
409 SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid);
410 return;
411 }
412
413 /* For now, always accept configuration from the other side */
414 if (p_cfg->result == L2CAP_CFG_OK)
415 {
416 p_ccb->con_flags |= SDP_FLAGS_MY_CFG_DONE;
417
418 if (p_ccb->con_flags & SDP_FLAGS_HIS_CFG_DONE)
419 {
420 p_ccb->con_state = SDP_STATE_CONNECTED;
421
422 if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
423 sdp_disc_connected (p_ccb);
424 else
425 /* Start inactivity timer */
426 btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT);
427 }
428 }
429 else
430 {
431 /* If peer has rejected FCR and suggested basic then try basic */
432 if (p_cfg->fcr_present)
433 {
434 tL2CAP_CFG_INFO cfg = sdp_cb.l2cap_my_cfg;
435 cfg.fcr_present = FALSE;
436 L2CA_ConfigReq (l2cap_cid, &cfg);
437
438 /* Remain in configure state */
439 return;
440 }
441
442 #if SDP_CLIENT_ENABLED == TRUE
443 sdp_disconnect(p_ccb, SDP_CFG_FAILED);
444 #endif
445 }
446 }
447
448 /*******************************************************************************
449 **
450 ** Function sdp_disconnect_ind
451 **
452 ** Description This function handles a disconnect event from L2CAP. If
453 ** requested to, we ack the disconnect before dropping the CCB
454 **
455 ** Returns void
456 **
457 *******************************************************************************/
sdp_disconnect_ind(UINT16 l2cap_cid,BOOLEAN ack_needed)458 static void sdp_disconnect_ind (UINT16 l2cap_cid, BOOLEAN ack_needed)
459 {
460 tCONN_CB *p_ccb;
461
462 /* Find CCB based on CID */
463 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
464 {
465 SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP disc, unknown CID: 0x%x", l2cap_cid);
466 return;
467 }
468
469 if (ack_needed)
470 L2CA_DisconnectRsp (l2cap_cid);
471
472 SDP_TRACE_EVENT1 ("SDP - Rcvd L2CAP disc, CID: 0x%x", l2cap_cid);
473 #if SDP_CLIENT_ENABLED == TRUE
474 /* Tell the user if he has a callback */
475 if (p_ccb->p_cb)
476 (*p_ccb->p_cb) ((UINT16) ((p_ccb->con_state == SDP_STATE_CONNECTED) ?
477 SDP_SUCCESS : SDP_CONN_FAILED));
478 else if (p_ccb->p_cb2)
479 (*p_ccb->p_cb2) ((UINT16) ((p_ccb->con_state == SDP_STATE_CONNECTED) ?
480 SDP_SUCCESS : SDP_CONN_FAILED), p_ccb->user_data);
481
482 #endif
483 sdpu_release_ccb (p_ccb);
484 }
485
486 /*******************************************************************************
487 **
488 ** Function sdp_data_ind
489 **
490 ** Description This function is called when data is received from L2CAP.
491 ** if we are the originator of the connection, we are the SDP
492 ** client, and the received message is queued up for the client.
493 **
494 ** If we are the destination of the connection, we are the SDP
495 ** server, so the message is passed to the server processing
496 ** function.
497 **
498 ** Returns void
499 **
500 *******************************************************************************/
sdp_data_ind(UINT16 l2cap_cid,BT_HDR * p_msg)501 static void sdp_data_ind (UINT16 l2cap_cid, BT_HDR *p_msg)
502 {
503 tCONN_CB *p_ccb;
504
505 /* Find CCB based on CID */
506 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) != NULL)
507 {
508 if (p_ccb->con_state == SDP_STATE_CONNECTED)
509 {
510 if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
511 sdp_disc_server_rsp (p_ccb, p_msg);
512 else
513 sdp_server_handle_client_req (p_ccb, p_msg);
514 }
515 else
516 {
517 SDP_TRACE_WARNING2 ("SDP - Ignored L2CAP data while in state: %d, CID: 0x%x",
518 p_ccb->con_state, l2cap_cid);
519 }
520 }
521 else
522 {
523 SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP data, unknown CID: 0x%x", l2cap_cid);
524 }
525
526 GKI_freebuf (p_msg);
527 }
528
529
530 #if SDP_CLIENT_ENABLED == TRUE
531 /*******************************************************************************
532 **
533 ** Function sdp_conn_originate
534 **
535 ** Description This function is called from the API to originate a
536 ** connection.
537 **
538 ** Returns void
539 **
540 *******************************************************************************/
sdp_conn_originate(UINT8 * p_bd_addr)541 tCONN_CB* sdp_conn_originate (UINT8 *p_bd_addr)
542 {
543 tCONN_CB *p_ccb;
544 UINT16 cid;
545
546 /* Allocate a new CCB. Return if none available. */
547 if ((p_ccb = sdpu_allocate_ccb()) == NULL)
548 {
549 SDP_TRACE_WARNING0 ("SDP - no spare CCB for orig");
550 return (NULL);
551 }
552
553 SDP_TRACE_EVENT0 ("SDP - Originate started");
554
555 /* We are the originator of this connection */
556 p_ccb->con_flags |= SDP_FLAGS_IS_ORIG;
557
558 /* Save the BD Address and Channel ID. */
559 memcpy (&p_ccb->device_address[0], p_bd_addr, sizeof (BD_ADDR));
560
561 /* Transition to the next appropriate state, waiting for connection confirm. */
562 p_ccb->con_state = SDP_STATE_CONN_SETUP;
563
564 // btla-specific ++
565 #ifndef ANDROID_APP_INCLUDED /* Skip for Android: Do not need to set out_service for sdp, since sdp does not use sec. Prevents over-writing service_rec of a connection already in progress */
566 BTM_SetOutService(p_bd_addr, BTM_SEC_SERVICE_SDP_SERVER, 0);
567 #endif
568 // btla-specific --
569
570 cid = L2CA_ConnectReq (SDP_PSM, p_bd_addr);
571
572 /* Check if L2CAP started the connection process */
573 if (cid != 0)
574 {
575 p_ccb->connection_id = cid;
576
577 return (p_ccb);
578 }
579 else
580 {
581 SDP_TRACE_WARNING0 ("SDP - Originate failed");
582 sdpu_release_ccb (p_ccb);
583 return (NULL);
584 }
585 }
586
587 /*******************************************************************************
588 **
589 ** Function sdp_disconnect
590 **
591 ** Description This function disconnects a connection.
592 **
593 ** Returns void
594 **
595 *******************************************************************************/
sdp_disconnect(tCONN_CB * p_ccb,UINT16 reason)596 void sdp_disconnect (tCONN_CB*p_ccb, UINT16 reason)
597 {
598 #if (defined(SDP_BROWSE_PLUS) && SDP_BROWSE_PLUS == TRUE)
599
600 /* If we are browsing for multiple UUIDs ... */
601 if ((p_ccb->con_state == SDP_STATE_CONNECTED)
602 && (p_ccb->con_flags & SDP_FLAGS_IS_ORIG)
603 && ((reason == SDP_SUCCESS) || (reason == SDP_NO_RECS_MATCH)))
604 {
605 /* If the browse found something, do no more searching */
606 if ((p_ccb->cur_uuid_idx == 0) && (p_ccb->p_db->p_first_rec))
607 p_ccb->cur_uuid_idx = p_ccb->p_db->num_uuid_filters;
608
609 while (++p_ccb->cur_uuid_idx < p_ccb->p_db->num_uuid_filters)
610 {
611 /* Check we have not already found the UUID (maybe through browse) */
612 if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len == 2)
613 && (SDP_FindServiceInDb (p_ccb->p_db,
614 p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].uu.uuid16,
615 NULL)))
616 continue;
617
618 if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len > 2)
619 && (SDP_FindServiceUUIDInDb (p_ccb->p_db,
620 &p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx], NULL)))
621 continue;
622
623 p_ccb->cur_handle = 0;
624
625 SDP_TRACE_EVENT1 ("SDP - looking for for more, CID: 0x%x",
626 p_ccb->connection_id);
627
628 sdp_disc_connected (p_ccb);
629 return;
630 }
631 }
632
633 if ((reason == SDP_NO_RECS_MATCH) && (p_ccb->p_db->p_first_rec))
634 reason = SDP_SUCCESS;
635
636 #endif
637
638 SDP_TRACE_EVENT1 ("SDP - disconnect CID: 0x%x", p_ccb->connection_id);
639
640 /* Check if we have a connection ID */
641 if (p_ccb->connection_id != 0)
642 {
643 L2CA_DisconnectReq (p_ccb->connection_id);
644 p_ccb->disconnect_reason = reason;
645 }
646
647 /* If at setup state, we may not get callback ind from L2CAP */
648 /* Call user callback immediately */
649 if (p_ccb->con_state == SDP_STATE_CONN_SETUP)
650 {
651 /* Tell the user if he has a callback */
652 if (p_ccb->p_cb)
653 (*p_ccb->p_cb) (reason);
654 else if (p_ccb->p_cb2)
655 (*p_ccb->p_cb2) (reason, p_ccb->user_data);
656
657 sdpu_release_ccb (p_ccb);
658 }
659
660 }
661
662 /*******************************************************************************
663 **
664 ** Function sdp_disconnect_cfm
665 **
666 ** Description This function handles a disconnect confirm event from L2CAP.
667 **
668 ** Returns void
669 **
670 *******************************************************************************/
sdp_disconnect_cfm(UINT16 l2cap_cid,UINT16 result)671 static void sdp_disconnect_cfm (UINT16 l2cap_cid, UINT16 result)
672 {
673 tCONN_CB *p_ccb;
674
675 /* Find CCB based on CID */
676 if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL)
677 {
678 SDP_TRACE_WARNING1 ("SDP - Rcvd L2CAP disc cfm, unknown CID: 0x%x", l2cap_cid);
679 return;
680 }
681
682 SDP_TRACE_EVENT1 ("SDP - Rcvd L2CAP disc cfm, CID: 0x%x", l2cap_cid);
683
684 /* Tell the user if he has a callback */
685 if (p_ccb->p_cb)
686 (*p_ccb->p_cb) (p_ccb->disconnect_reason);
687 else if (p_ccb->p_cb2)
688 (*p_ccb->p_cb2) (p_ccb->disconnect_reason, p_ccb->user_data);
689
690
691 sdpu_release_ccb (p_ccb);
692 }
693
694 #endif /* SDP_CLIENT_ENABLED == TRUE */
695
696 /*******************************************************************************
697 **
698 ** Function sdp_conn_timeout
699 **
700 ** Description This function processes a timeout. Currently, we simply send
701 ** a disconnect request to L2CAP.
702 **
703 ** Returns void
704 **
705 *******************************************************************************/
sdp_conn_timeout(tCONN_CB * p_ccb)706 void sdp_conn_timeout (tCONN_CB*p_ccb)
707 {
708 SDP_TRACE_EVENT2 ("SDP - CCB timeout in state: %d CID: 0x%x",
709 p_ccb->con_state, p_ccb->connection_id);
710
711 L2CA_DisconnectReq (p_ccb->connection_id);
712 #if SDP_CLIENT_ENABLED == TRUE
713 /* Tell the user if he has a callback */
714 if (p_ccb->p_cb)
715 (*p_ccb->p_cb) (SDP_CONN_FAILED);
716 else if (p_ccb->p_cb2)
717 (*p_ccb->p_cb2) (SDP_CONN_FAILED, p_ccb->user_data);
718 #endif
719 sdpu_release_ccb (p_ccb);
720 }
721
722
723
724
725