The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 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" |
Mike J. Chen | 5cd8bff | 2014-01-31 18:16:59 -0800 | [diff] [blame] | 30 | #include "bt_utils.h" |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 31 | #include "gki.h" |
| 32 | #include "l2cdefs.h" |
| 33 | #include "hcidefs.h" |
| 34 | #include "hcimsgs.h" |
| 35 | |
| 36 | #include "l2c_api.h" |
| 37 | #include "l2cdefs.h" |
| 38 | |
| 39 | #include "btu.h" |
| 40 | #include "btm_api.h" |
| 41 | |
| 42 | #include "sdp_api.h" |
| 43 | #include "sdpint.h" |
| 44 | |
| 45 | |
| 46 | /********************************************************************************/ |
| 47 | /* G L O B A L S D P D A T A */ |
| 48 | /********************************************************************************/ |
| 49 | #if SDP_DYNAMIC_MEMORY == FALSE |
| 50 | tSDP_CB sdp_cb; |
| 51 | #endif |
| 52 | |
| 53 | /********************************************************************************/ |
| 54 | /* L O C A L F U N C T I O N P R O T O T Y P E S */ |
| 55 | /********************************************************************************/ |
| 56 | static void sdp_connect_ind (BD_ADDR bd_addr, UINT16 l2cap_cid, UINT16 psm, |
| 57 | UINT8 l2cap_id); |
| 58 | static void sdp_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg); |
| 59 | static void sdp_config_cfm (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg); |
| 60 | static void sdp_disconnect_ind (UINT16 l2cap_cid, BOOLEAN ack_needed); |
| 61 | static void sdp_data_ind (UINT16 l2cap_cid, BT_HDR *p_msg); |
| 62 | |
| 63 | #if SDP_CLIENT_ENABLED == TRUE |
| 64 | static void sdp_connect_cfm (UINT16 l2cap_cid, UINT16 result); |
| 65 | static void sdp_disconnect_cfm (UINT16 l2cap_cid, UINT16 result); |
| 66 | #else |
| 67 | #define sdp_connect_cfm NULL |
| 68 | #define sdp_disconnect_cfm NULL |
| 69 | #endif |
| 70 | |
| 71 | |
| 72 | /******************************************************************************* |
| 73 | ** |
| 74 | ** Function sdp_init |
| 75 | ** |
| 76 | ** Description This function initializes the SDP unit. |
| 77 | ** |
| 78 | ** Returns void |
| 79 | ** |
| 80 | *******************************************************************************/ |
| 81 | void sdp_init (void) |
| 82 | { |
| 83 | /* Clears all structures and local SDP database (if Server is enabled) */ |
| 84 | memset (&sdp_cb, 0, sizeof (tSDP_CB)); |
| 85 | |
| 86 | /* Initialize the L2CAP configuration. We only care about MTU and flush */ |
| 87 | sdp_cb.l2cap_my_cfg.mtu_present = TRUE; |
| 88 | sdp_cb.l2cap_my_cfg.mtu = SDP_MTU_SIZE; |
| 89 | sdp_cb.l2cap_my_cfg.flush_to_present = TRUE; |
| 90 | sdp_cb.l2cap_my_cfg.flush_to = SDP_FLUSH_TO; |
| 91 | |
| 92 | sdp_cb.max_attr_list_size = SDP_MTU_SIZE - 16; |
| 93 | sdp_cb.max_recs_per_search = SDP_MAX_DISC_SERVER_RECS; |
| 94 | |
| 95 | #if SDP_SERVER_ENABLED == TRUE |
| 96 | /* Register with Security Manager for the specific security level */ |
| 97 | if (!BTM_SetSecurityLevel (FALSE, SDP_SERVICE_NAME, BTM_SEC_SERVICE_SDP_SERVER, |
| 98 | SDP_SECURITY_LEVEL, SDP_PSM, 0, 0)) |
| 99 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 100 | SDP_TRACE_ERROR ("Security Registration Server failed"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 101 | return; |
| 102 | } |
| 103 | #endif |
| 104 | |
| 105 | #if SDP_CLIENT_ENABLED == TRUE |
| 106 | /* Register with Security Manager for the specific security level */ |
| 107 | if (!BTM_SetSecurityLevel (TRUE, SDP_SERVICE_NAME, BTM_SEC_SERVICE_SDP_SERVER, |
| 108 | SDP_SECURITY_LEVEL, SDP_PSM, 0, 0)) |
| 109 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 110 | SDP_TRACE_ERROR ("Security Registration for Client failed"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 111 | return; |
| 112 | } |
| 113 | #endif |
| 114 | |
| 115 | #if defined(SDP_INITIAL_TRACE_LEVEL) |
| 116 | sdp_cb.trace_level = SDP_INITIAL_TRACE_LEVEL; |
| 117 | #else |
| 118 | sdp_cb.trace_level = BT_TRACE_LEVEL_NONE; /* No traces */ |
| 119 | #endif |
| 120 | |
| 121 | sdp_cb.reg_info.pL2CA_ConnectInd_Cb = sdp_connect_ind; |
| 122 | sdp_cb.reg_info.pL2CA_ConnectCfm_Cb = sdp_connect_cfm; |
| 123 | sdp_cb.reg_info.pL2CA_ConnectPnd_Cb = NULL; |
| 124 | sdp_cb.reg_info.pL2CA_ConfigInd_Cb = sdp_config_ind; |
| 125 | sdp_cb.reg_info.pL2CA_ConfigCfm_Cb = sdp_config_cfm; |
| 126 | sdp_cb.reg_info.pL2CA_DisconnectInd_Cb = sdp_disconnect_ind; |
| 127 | sdp_cb.reg_info.pL2CA_DisconnectCfm_Cb = sdp_disconnect_cfm; |
| 128 | sdp_cb.reg_info.pL2CA_QoSViolationInd_Cb = NULL; |
| 129 | sdp_cb.reg_info.pL2CA_DataInd_Cb = sdp_data_ind; |
| 130 | sdp_cb.reg_info.pL2CA_CongestionStatus_Cb = NULL; |
| 131 | sdp_cb.reg_info.pL2CA_TxComplete_Cb = NULL; |
| 132 | |
| 133 | /* Now, register with L2CAP */ |
| 134 | if (!L2CA_Register (SDP_PSM, &sdp_cb.reg_info)) |
| 135 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 136 | SDP_TRACE_ERROR ("SDP Registration failed"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 137 | } |
| 138 | } |
| 139 | |
| 140 | #if (defined(SDP_DEBUG) && SDP_DEBUG == TRUE) |
| 141 | /******************************************************************************* |
| 142 | ** |
| 143 | ** Function sdp_set_max_attr_list_size |
| 144 | ** |
| 145 | ** Description This function sets the max attribute list size to use |
| 146 | ** |
| 147 | ** Returns void |
| 148 | ** |
| 149 | *******************************************************************************/ |
| 150 | UINT16 sdp_set_max_attr_list_size (UINT16 max_size) |
| 151 | { |
| 152 | if (max_size > (sdp_cb.l2cap_my_cfg.mtu - 16) ) |
| 153 | max_size = sdp_cb.l2cap_my_cfg.mtu - 16; |
| 154 | |
| 155 | sdp_cb.max_attr_list_size = max_size; |
| 156 | |
| 157 | return sdp_cb.max_attr_list_size; |
| 158 | } |
| 159 | #endif |
| 160 | |
| 161 | /******************************************************************************* |
| 162 | ** |
| 163 | ** Function sdp_connect_ind |
| 164 | ** |
| 165 | ** Description This function handles an inbound connection indication |
| 166 | ** from L2CAP. This is the case where we are acting as a |
| 167 | ** server. |
| 168 | ** |
| 169 | ** Returns void |
| 170 | ** |
| 171 | *******************************************************************************/ |
| 172 | static void sdp_connect_ind (BD_ADDR bd_addr, UINT16 l2cap_cid, UINT16 psm, UINT8 l2cap_id) |
| 173 | { |
Mike J. Chen | 5cd8bff | 2014-01-31 18:16:59 -0800 | [diff] [blame] | 174 | UNUSED(psm); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 175 | #if SDP_SERVER_ENABLED == TRUE |
| 176 | tCONN_CB *p_ccb; |
| 177 | |
| 178 | /* Allocate a new CCB. Return if none available. */ |
| 179 | if ((p_ccb = sdpu_allocate_ccb()) == NULL) |
| 180 | return; |
| 181 | |
| 182 | /* Transition to the next appropriate state, waiting for config setup. */ |
| 183 | p_ccb->con_state = SDP_STATE_CFG_SETUP; |
| 184 | |
| 185 | /* Save the BD Address and Channel ID. */ |
| 186 | memcpy (&p_ccb->device_address[0], bd_addr, sizeof (BD_ADDR)); |
| 187 | p_ccb->connection_id = l2cap_cid; |
| 188 | |
| 189 | /* Send response to the L2CAP layer. */ |
| 190 | L2CA_ConnectRsp (bd_addr, l2cap_id, l2cap_cid, L2CAP_CONN_OK, L2CAP_CONN_OK); |
| 191 | { |
| 192 | tL2CAP_CFG_INFO cfg = sdp_cb.l2cap_my_cfg; |
| 193 | |
| 194 | if (cfg.fcr_present) |
| 195 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 196 | SDP_TRACE_DEBUG("sdp_connect_ind: mode %u, txwinsz %u, max_trans %u, rtrans_tout %u, mon_tout %u, mps %u", |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 197 | cfg.fcr.mode, cfg.fcr.tx_win_sz, cfg.fcr.max_transmit, |
| 198 | cfg.fcr.rtrans_tout,cfg.fcr.mon_tout, cfg.fcr.mps); |
| 199 | } |
| 200 | |
| 201 | if ((!L2CA_ConfigReq (l2cap_cid, &cfg)) && cfg.fcr_present |
| 202 | && cfg.fcr.mode != L2CAP_FCR_BASIC_MODE) |
| 203 | { |
| 204 | /* FCR not desired; try again in basic mode */ |
| 205 | cfg.fcr.mode = L2CAP_FCR_BASIC_MODE; |
| 206 | cfg.fcr_present = FALSE; |
| 207 | L2CA_ConfigReq (l2cap_cid, &cfg); |
| 208 | } |
| 209 | } |
| 210 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 211 | SDP_TRACE_EVENT ("SDP - Rcvd L2CAP conn ind, sent config req, CID 0x%x", p_ccb->connection_id); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 212 | #else /* No server */ |
| 213 | /* Reject the connection */ |
| 214 | L2CA_ConnectRsp (bd_addr, l2cap_id, l2cap_cid, L2CAP_CONN_NO_PSM, 0); |
| 215 | #endif |
| 216 | } |
| 217 | |
| 218 | #if SDP_CLIENT_ENABLED == TRUE |
| 219 | /******************************************************************************* |
| 220 | ** |
| 221 | ** Function sdp_connect_cfm |
| 222 | ** |
| 223 | ** Description This function handles the connect confirm events |
| 224 | ** from L2CAP. This is the case when we are acting as a |
| 225 | ** client and have sent a connect request. |
| 226 | ** |
| 227 | ** Returns void |
| 228 | ** |
| 229 | *******************************************************************************/ |
| 230 | static void sdp_connect_cfm (UINT16 l2cap_cid, UINT16 result) |
| 231 | { |
| 232 | tCONN_CB *p_ccb; |
| 233 | tL2CAP_CFG_INFO cfg; |
| 234 | |
| 235 | /* Find CCB based on CID */ |
| 236 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL) |
| 237 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 238 | SDP_TRACE_WARNING ("SDP - Rcvd conn cnf for unknown CID 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 239 | return; |
| 240 | } |
| 241 | |
| 242 | /* If the connection response contains success status, then */ |
| 243 | /* Transition to the next state and startup the timer. */ |
| 244 | if ((result == L2CAP_CONN_OK) && (p_ccb->con_state == SDP_STATE_CONN_SETUP)) |
| 245 | { |
| 246 | p_ccb->con_state = SDP_STATE_CFG_SETUP; |
| 247 | |
| 248 | cfg = sdp_cb.l2cap_my_cfg; |
| 249 | |
| 250 | if (cfg.fcr_present) |
| 251 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 252 | SDP_TRACE_DEBUG("sdp_connect_cfm: mode %u, txwinsz %u, max_trans %u, rtrans_tout %u, mon_tout %u, mps %u", |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 253 | cfg.fcr.mode, cfg.fcr.tx_win_sz, cfg.fcr.max_transmit, |
| 254 | cfg.fcr.rtrans_tout,cfg.fcr.mon_tout, cfg.fcr.mps); |
| 255 | } |
| 256 | |
| 257 | if ((!L2CA_ConfigReq (l2cap_cid, &cfg)) && cfg.fcr_present |
| 258 | && cfg.fcr.mode != L2CAP_FCR_BASIC_MODE) |
| 259 | { |
| 260 | /* FCR not desired; try again in basic mode */ |
| 261 | cfg.fcr_present = FALSE; |
| 262 | cfg.fcr.mode = L2CAP_FCR_BASIC_MODE; |
| 263 | L2CA_ConfigReq (l2cap_cid, &cfg); |
| 264 | } |
| 265 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 266 | SDP_TRACE_EVENT ("SDP - got conn cnf, sent cfg req, CID: 0x%x", p_ccb->connection_id); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 267 | } |
| 268 | else |
| 269 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 270 | SDP_TRACE_WARNING ("SDP - Rcvd conn cnf with error: 0x%x CID 0x%x", result, p_ccb->connection_id); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 271 | |
| 272 | /* Tell the user if he has a callback */ |
| 273 | if (p_ccb->p_cb || p_ccb->p_cb2) |
| 274 | { |
| 275 | UINT16 err = -1; |
| 276 | if ((result == HCI_ERR_HOST_REJECT_SECURITY) |
| 277 | || (result == HCI_ERR_AUTH_FAILURE) |
| 278 | || (result == HCI_ERR_PAIRING_NOT_ALLOWED) |
| 279 | || (result == HCI_ERR_PAIRING_WITH_UNIT_KEY_NOT_SUPPORTED) |
| 280 | || (result == HCI_ERR_KEY_MISSING)) |
| 281 | err = SDP_SECURITY_ERR; |
| 282 | else if (result == HCI_ERR_HOST_REJECT_DEVICE) |
| 283 | err = SDP_CONN_REJECTED; |
| 284 | else |
| 285 | err = SDP_CONN_FAILED; |
| 286 | if(p_ccb->p_cb) |
| 287 | (*p_ccb->p_cb)(err); |
| 288 | else if(p_ccb->p_cb2) |
| 289 | (*p_ccb->p_cb2)(err, p_ccb->user_data); |
| 290 | |
| 291 | } |
| 292 | sdpu_release_ccb (p_ccb); |
| 293 | } |
| 294 | } |
| 295 | #endif /* SDP_CLIENT_ENABLED == TRUE */ |
| 296 | |
| 297 | |
| 298 | /******************************************************************************* |
| 299 | ** |
| 300 | ** Function sdp_config_ind |
| 301 | ** |
| 302 | ** Description This function processes the L2CAP configuration indication |
| 303 | ** event. |
| 304 | ** |
| 305 | ** Returns void |
| 306 | ** |
| 307 | *******************************************************************************/ |
| 308 | static void sdp_config_ind (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg) |
| 309 | { |
| 310 | tCONN_CB *p_ccb; |
| 311 | |
| 312 | /* Find CCB based on CID */ |
| 313 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL) |
| 314 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 315 | SDP_TRACE_WARNING ("SDP - Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 316 | return; |
| 317 | } |
| 318 | |
| 319 | /* Remember the remote MTU size */ |
| 320 | if (!p_cfg->mtu_present) |
| 321 | { |
| 322 | /* use min(L2CAP_DEFAULT_MTU,SDP_MTU_SIZE) for GKI buffer size reasons */ |
| 323 | p_ccb->rem_mtu_size = (L2CAP_DEFAULT_MTU > SDP_MTU_SIZE)?SDP_MTU_SIZE:L2CAP_DEFAULT_MTU; |
| 324 | } |
| 325 | else |
| 326 | { |
| 327 | if (p_cfg->mtu > SDP_MTU_SIZE) |
| 328 | p_ccb->rem_mtu_size = SDP_MTU_SIZE; |
| 329 | else |
| 330 | p_ccb->rem_mtu_size = p_cfg->mtu; |
| 331 | } |
| 332 | |
| 333 | /* For now, always accept configuration from the other side */ |
| 334 | p_cfg->flush_to_present = FALSE; |
| 335 | p_cfg->mtu_present = FALSE; |
| 336 | p_cfg->result = L2CAP_CFG_OK; |
| 337 | |
| 338 | /* Check peer config request against our rfcomm configuration */ |
| 339 | if (p_cfg->fcr_present) |
| 340 | { |
| 341 | /* Reject the window size if it is bigger than we want it to be */ |
| 342 | if (p_cfg->fcr.mode != L2CAP_FCR_BASIC_MODE) |
| 343 | { |
| 344 | if (sdp_cb.l2cap_my_cfg.fcr.mode != L2CAP_FCR_BASIC_MODE |
| 345 | && p_cfg->fcr.tx_win_sz > sdp_cb.l2cap_my_cfg.fcr.tx_win_sz) |
| 346 | { |
| 347 | p_cfg->fcr.tx_win_sz = sdp_cb.l2cap_my_cfg.fcr.tx_win_sz; |
| 348 | p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS; |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 349 | SDP_TRACE_DEBUG("sdp_config_ind(CONFIG) -> Please try again with SMALLER TX WINDOW"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 350 | } |
| 351 | |
| 352 | /* Reject if locally we want basic and they don't */ |
| 353 | if (sdp_cb.l2cap_my_cfg.fcr.mode == L2CAP_FCR_BASIC_MODE) |
| 354 | { |
| 355 | /* Ask for a new setup */ |
| 356 | p_cfg->fcr.mode = L2CAP_FCR_BASIC_MODE; |
| 357 | p_cfg->result = L2CAP_CFG_UNACCEPTABLE_PARAMS; |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 358 | SDP_TRACE_DEBUG("sdp_config_ind(CONFIG) -> Please try again with BASIC mode"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 359 | } |
| 360 | /* Remain in configure state and give the peer our desired configuration */ |
| 361 | if (p_cfg->result != L2CAP_CFG_OK) |
| 362 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 363 | SDP_TRACE_WARNING ("SDP - Rcvd cfg ind, Unacceptable Parameters sent cfg cfm, CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 364 | L2CA_ConfigRsp (l2cap_cid, p_cfg); |
| 365 | return; |
| 366 | } |
| 367 | } |
| 368 | else /* We agree with peer's request */ |
| 369 | p_cfg->fcr_present = FALSE; |
| 370 | } |
| 371 | |
| 372 | L2CA_ConfigRsp (l2cap_cid, p_cfg); |
| 373 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 374 | SDP_TRACE_EVENT ("SDP - Rcvd cfg ind, sent cfg cfm, CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 375 | |
| 376 | p_ccb->con_flags |= SDP_FLAGS_HIS_CFG_DONE; |
| 377 | |
| 378 | if (p_ccb->con_flags & SDP_FLAGS_MY_CFG_DONE) |
| 379 | { |
| 380 | p_ccb->con_state = SDP_STATE_CONNECTED; |
| 381 | |
| 382 | if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG) |
| 383 | sdp_disc_connected (p_ccb); |
| 384 | else |
| 385 | /* Start inactivity timer */ |
| 386 | btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT); |
| 387 | } |
| 388 | |
| 389 | } |
| 390 | |
| 391 | |
| 392 | /******************************************************************************* |
| 393 | ** |
| 394 | ** Function sdp_config_cfm |
| 395 | ** |
| 396 | ** Description This function processes the L2CAP configuration confirmation |
| 397 | ** event. |
| 398 | ** |
| 399 | ** Returns void |
| 400 | ** |
| 401 | *******************************************************************************/ |
| 402 | static void sdp_config_cfm (UINT16 l2cap_cid, tL2CAP_CFG_INFO *p_cfg) |
| 403 | { |
| 404 | tCONN_CB *p_ccb; |
| 405 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 406 | SDP_TRACE_EVENT ("SDP - Rcvd cfg cfm, CID: 0x%x Result: %d", l2cap_cid, p_cfg->result); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 407 | |
| 408 | /* Find CCB based on CID */ |
| 409 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL) |
| 410 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 411 | SDP_TRACE_WARNING ("SDP - Rcvd L2CAP cfg ind, unknown CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 412 | return; |
| 413 | } |
| 414 | |
| 415 | /* For now, always accept configuration from the other side */ |
| 416 | if (p_cfg->result == L2CAP_CFG_OK) |
| 417 | { |
| 418 | p_ccb->con_flags |= SDP_FLAGS_MY_CFG_DONE; |
| 419 | |
| 420 | if (p_ccb->con_flags & SDP_FLAGS_HIS_CFG_DONE) |
| 421 | { |
| 422 | p_ccb->con_state = SDP_STATE_CONNECTED; |
| 423 | |
| 424 | if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG) |
| 425 | sdp_disc_connected (p_ccb); |
| 426 | else |
| 427 | /* Start inactivity timer */ |
| 428 | btu_start_timer (&p_ccb->timer_entry, BTU_TTYPE_SDP, SDP_INACT_TIMEOUT); |
| 429 | } |
| 430 | } |
| 431 | else |
| 432 | { |
| 433 | /* If peer has rejected FCR and suggested basic then try basic */ |
| 434 | if (p_cfg->fcr_present) |
| 435 | { |
| 436 | tL2CAP_CFG_INFO cfg = sdp_cb.l2cap_my_cfg; |
| 437 | cfg.fcr_present = FALSE; |
| 438 | L2CA_ConfigReq (l2cap_cid, &cfg); |
| 439 | |
| 440 | /* Remain in configure state */ |
| 441 | return; |
| 442 | } |
| 443 | |
| 444 | #if SDP_CLIENT_ENABLED == TRUE |
| 445 | sdp_disconnect(p_ccb, SDP_CFG_FAILED); |
| 446 | #endif |
| 447 | } |
| 448 | } |
| 449 | |
| 450 | /******************************************************************************* |
| 451 | ** |
| 452 | ** Function sdp_disconnect_ind |
| 453 | ** |
| 454 | ** Description This function handles a disconnect event from L2CAP. If |
| 455 | ** requested to, we ack the disconnect before dropping the CCB |
| 456 | ** |
| 457 | ** Returns void |
| 458 | ** |
| 459 | *******************************************************************************/ |
| 460 | static void sdp_disconnect_ind (UINT16 l2cap_cid, BOOLEAN ack_needed) |
| 461 | { |
| 462 | tCONN_CB *p_ccb; |
| 463 | |
| 464 | /* Find CCB based on CID */ |
| 465 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL) |
| 466 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 467 | SDP_TRACE_WARNING ("SDP - Rcvd L2CAP disc, unknown CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 468 | return; |
| 469 | } |
| 470 | |
| 471 | if (ack_needed) |
| 472 | L2CA_DisconnectRsp (l2cap_cid); |
| 473 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 474 | SDP_TRACE_EVENT ("SDP - Rcvd L2CAP disc, CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 475 | #if SDP_CLIENT_ENABLED == TRUE |
| 476 | /* Tell the user if he has a callback */ |
| 477 | if (p_ccb->p_cb) |
| 478 | (*p_ccb->p_cb) ((UINT16) ((p_ccb->con_state == SDP_STATE_CONNECTED) ? |
| 479 | SDP_SUCCESS : SDP_CONN_FAILED)); |
| 480 | else if (p_ccb->p_cb2) |
| 481 | (*p_ccb->p_cb2) ((UINT16) ((p_ccb->con_state == SDP_STATE_CONNECTED) ? |
| 482 | SDP_SUCCESS : SDP_CONN_FAILED), p_ccb->user_data); |
| 483 | |
| 484 | #endif |
| 485 | sdpu_release_ccb (p_ccb); |
| 486 | } |
| 487 | |
| 488 | /******************************************************************************* |
| 489 | ** |
| 490 | ** Function sdp_data_ind |
| 491 | ** |
| 492 | ** Description This function is called when data is received from L2CAP. |
| 493 | ** if we are the originator of the connection, we are the SDP |
| 494 | ** client, and the received message is queued up for the client. |
| 495 | ** |
| 496 | ** If we are the destination of the connection, we are the SDP |
| 497 | ** server, so the message is passed to the server processing |
| 498 | ** function. |
| 499 | ** |
| 500 | ** Returns void |
| 501 | ** |
| 502 | *******************************************************************************/ |
| 503 | static void sdp_data_ind (UINT16 l2cap_cid, BT_HDR *p_msg) |
| 504 | { |
| 505 | tCONN_CB *p_ccb; |
| 506 | |
| 507 | /* Find CCB based on CID */ |
| 508 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) != NULL) |
| 509 | { |
| 510 | if (p_ccb->con_state == SDP_STATE_CONNECTED) |
| 511 | { |
| 512 | if (p_ccb->con_flags & SDP_FLAGS_IS_ORIG) |
| 513 | sdp_disc_server_rsp (p_ccb, p_msg); |
| 514 | else |
| 515 | sdp_server_handle_client_req (p_ccb, p_msg); |
| 516 | } |
| 517 | else |
| 518 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 519 | SDP_TRACE_WARNING ("SDP - Ignored L2CAP data while in state: %d, CID: 0x%x", |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 520 | p_ccb->con_state, l2cap_cid); |
| 521 | } |
| 522 | } |
| 523 | else |
| 524 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 525 | SDP_TRACE_WARNING ("SDP - Rcvd L2CAP data, unknown CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 526 | } |
| 527 | |
| 528 | GKI_freebuf (p_msg); |
| 529 | } |
| 530 | |
| 531 | |
| 532 | #if SDP_CLIENT_ENABLED == TRUE |
| 533 | /******************************************************************************* |
| 534 | ** |
| 535 | ** Function sdp_conn_originate |
| 536 | ** |
| 537 | ** Description This function is called from the API to originate a |
| 538 | ** connection. |
| 539 | ** |
| 540 | ** Returns void |
| 541 | ** |
| 542 | *******************************************************************************/ |
| 543 | tCONN_CB* sdp_conn_originate (UINT8 *p_bd_addr) |
| 544 | { |
| 545 | tCONN_CB *p_ccb; |
| 546 | UINT16 cid; |
| 547 | |
| 548 | /* Allocate a new CCB. Return if none available. */ |
| 549 | if ((p_ccb = sdpu_allocate_ccb()) == NULL) |
| 550 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 551 | SDP_TRACE_WARNING ("SDP - no spare CCB for orig"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 552 | return (NULL); |
| 553 | } |
| 554 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 555 | SDP_TRACE_EVENT ("SDP - Originate started"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 556 | |
| 557 | /* We are the originator of this connection */ |
| 558 | p_ccb->con_flags |= SDP_FLAGS_IS_ORIG; |
| 559 | |
| 560 | /* Save the BD Address and Channel ID. */ |
| 561 | memcpy (&p_ccb->device_address[0], p_bd_addr, sizeof (BD_ADDR)); |
| 562 | |
| 563 | /* Transition to the next appropriate state, waiting for connection confirm. */ |
| 564 | p_ccb->con_state = SDP_STATE_CONN_SETUP; |
| 565 | |
| 566 | // btla-specific ++ |
| 567 | #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 */ |
| 568 | BTM_SetOutService(p_bd_addr, BTM_SEC_SERVICE_SDP_SERVER, 0); |
| 569 | #endif |
| 570 | // btla-specific -- |
| 571 | |
| 572 | cid = L2CA_ConnectReq (SDP_PSM, p_bd_addr); |
| 573 | |
| 574 | /* Check if L2CAP started the connection process */ |
| 575 | if (cid != 0) |
| 576 | { |
| 577 | p_ccb->connection_id = cid; |
| 578 | |
| 579 | return (p_ccb); |
| 580 | } |
| 581 | else |
| 582 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 583 | SDP_TRACE_WARNING ("SDP - Originate failed"); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 584 | sdpu_release_ccb (p_ccb); |
| 585 | return (NULL); |
| 586 | } |
| 587 | } |
| 588 | |
| 589 | /******************************************************************************* |
| 590 | ** |
| 591 | ** Function sdp_disconnect |
| 592 | ** |
| 593 | ** Description This function disconnects a connection. |
| 594 | ** |
| 595 | ** Returns void |
| 596 | ** |
| 597 | *******************************************************************************/ |
| 598 | void sdp_disconnect (tCONN_CB*p_ccb, UINT16 reason) |
| 599 | { |
| 600 | #if (defined(SDP_BROWSE_PLUS) && SDP_BROWSE_PLUS == TRUE) |
| 601 | |
| 602 | /* If we are browsing for multiple UUIDs ... */ |
| 603 | if ((p_ccb->con_state == SDP_STATE_CONNECTED) |
| 604 | && (p_ccb->con_flags & SDP_FLAGS_IS_ORIG) |
| 605 | && ((reason == SDP_SUCCESS) || (reason == SDP_NO_RECS_MATCH))) |
| 606 | { |
| 607 | /* If the browse found something, do no more searching */ |
| 608 | if ((p_ccb->cur_uuid_idx == 0) && (p_ccb->p_db->p_first_rec)) |
| 609 | p_ccb->cur_uuid_idx = p_ccb->p_db->num_uuid_filters; |
| 610 | |
| 611 | while (++p_ccb->cur_uuid_idx < p_ccb->p_db->num_uuid_filters) |
| 612 | { |
| 613 | /* Check we have not already found the UUID (maybe through browse) */ |
| 614 | if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len == 2) |
| 615 | && (SDP_FindServiceInDb (p_ccb->p_db, |
| 616 | p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].uu.uuid16, |
| 617 | NULL))) |
| 618 | continue; |
| 619 | |
| 620 | if ((p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx].len > 2) |
| 621 | && (SDP_FindServiceUUIDInDb (p_ccb->p_db, |
| 622 | &p_ccb->p_db->uuid_filters[p_ccb->cur_uuid_idx], NULL))) |
| 623 | continue; |
| 624 | |
| 625 | p_ccb->cur_handle = 0; |
| 626 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 627 | SDP_TRACE_EVENT ("SDP - looking for for more, CID: 0x%x", |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 628 | p_ccb->connection_id); |
| 629 | |
| 630 | sdp_disc_connected (p_ccb); |
| 631 | return; |
| 632 | } |
| 633 | } |
| 634 | |
| 635 | if ((reason == SDP_NO_RECS_MATCH) && (p_ccb->p_db->p_first_rec)) |
| 636 | reason = SDP_SUCCESS; |
| 637 | |
| 638 | #endif |
| 639 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 640 | SDP_TRACE_EVENT ("SDP - disconnect CID: 0x%x", p_ccb->connection_id); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 641 | |
| 642 | /* Check if we have a connection ID */ |
| 643 | if (p_ccb->connection_id != 0) |
| 644 | { |
| 645 | L2CA_DisconnectReq (p_ccb->connection_id); |
| 646 | p_ccb->disconnect_reason = reason; |
| 647 | } |
| 648 | |
| 649 | /* If at setup state, we may not get callback ind from L2CAP */ |
| 650 | /* Call user callback immediately */ |
| 651 | if (p_ccb->con_state == SDP_STATE_CONN_SETUP) |
| 652 | { |
| 653 | /* Tell the user if he has a callback */ |
| 654 | if (p_ccb->p_cb) |
| 655 | (*p_ccb->p_cb) (reason); |
| 656 | else if (p_ccb->p_cb2) |
| 657 | (*p_ccb->p_cb2) (reason, p_ccb->user_data); |
| 658 | |
| 659 | sdpu_release_ccb (p_ccb); |
| 660 | } |
| 661 | |
| 662 | } |
| 663 | |
| 664 | /******************************************************************************* |
| 665 | ** |
| 666 | ** Function sdp_disconnect_cfm |
| 667 | ** |
| 668 | ** Description This function handles a disconnect confirm event from L2CAP. |
| 669 | ** |
| 670 | ** Returns void |
| 671 | ** |
| 672 | *******************************************************************************/ |
| 673 | static void sdp_disconnect_cfm (UINT16 l2cap_cid, UINT16 result) |
| 674 | { |
| 675 | tCONN_CB *p_ccb; |
Mike J. Chen | 5cd8bff | 2014-01-31 18:16:59 -0800 | [diff] [blame] | 676 | UNUSED(result); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 677 | |
| 678 | /* Find CCB based on CID */ |
| 679 | if ((p_ccb = sdpu_find_ccb_by_cid (l2cap_cid)) == NULL) |
| 680 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 681 | SDP_TRACE_WARNING ("SDP - Rcvd L2CAP disc cfm, unknown CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 682 | return; |
| 683 | } |
| 684 | |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 685 | SDP_TRACE_EVENT ("SDP - Rcvd L2CAP disc cfm, CID: 0x%x", l2cap_cid); |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 686 | |
| 687 | /* Tell the user if he has a callback */ |
| 688 | if (p_ccb->p_cb) |
| 689 | (*p_ccb->p_cb) (p_ccb->disconnect_reason); |
| 690 | else if (p_ccb->p_cb2) |
| 691 | (*p_ccb->p_cb2) (p_ccb->disconnect_reason, p_ccb->user_data); |
| 692 | |
| 693 | |
| 694 | sdpu_release_ccb (p_ccb); |
| 695 | } |
| 696 | |
| 697 | #endif /* SDP_CLIENT_ENABLED == TRUE */ |
| 698 | |
| 699 | /******************************************************************************* |
| 700 | ** |
| 701 | ** Function sdp_conn_timeout |
| 702 | ** |
| 703 | ** Description This function processes a timeout. Currently, we simply send |
| 704 | ** a disconnect request to L2CAP. |
| 705 | ** |
| 706 | ** Returns void |
| 707 | ** |
| 708 | *******************************************************************************/ |
| 709 | void sdp_conn_timeout (tCONN_CB*p_ccb) |
| 710 | { |
Sharvil Nanavati | a51c9d9 | 2014-05-04 01:08:21 -0700 | [diff] [blame] | 711 | SDP_TRACE_EVENT ("SDP - CCB timeout in state: %d CID: 0x%x", |
The Android Open Source Project | 5738f83 | 2012-12-12 16:00:35 -0800 | [diff] [blame] | 712 | p_ccb->con_state, p_ccb->connection_id); |
| 713 | |
| 714 | L2CA_DisconnectReq (p_ccb->connection_id); |
| 715 | #if SDP_CLIENT_ENABLED == TRUE |
| 716 | /* Tell the user if he has a callback */ |
| 717 | if (p_ccb->p_cb) |
| 718 | (*p_ccb->p_cb) (SDP_CONN_FAILED); |
| 719 | else if (p_ccb->p_cb2) |
| 720 | (*p_ccb->p_cb2) (SDP_CONN_FAILED, p_ccb->user_data); |
| 721 | #endif |
| 722 | sdpu_release_ccb (p_ccb); |
| 723 | } |
| 724 | |
| 725 | |
| 726 | |
| 727 | |