1/****************************************************************************** 2 * 3 * Copyright (C) 2016 The Android Open Source Project 4 * Copyright (C) 2005-2012 Broadcom Corporation 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at: 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 ******************************************************************************/ 19 20/****************************************************************************** 21 * 22 * This file contains the HID device action functions. 23 * 24 ******************************************************************************/ 25 26#include "bt_target.h" 27 28#if defined(BTA_HD_INCLUDED) && (BTA_HD_INCLUDED == TRUE) 29 30#include <hardware/bluetooth.h> 31#include <hardware/bt_hd.h> 32#include <string.h> 33 34#include "bt_utils.h" 35#include "bta_hd_int.h" 36#include "bta_sys.h" 37#include "btm_api.h" 38 39#include "osi/include/osi.h" 40 41static void bta_hd_cback(const RawAddress& bd_addr, uint8_t event, 42 uint32_t data, BT_HDR* pdata); 43 44static bool check_descriptor(uint8_t* data, uint16_t length, 45 bool* has_report_id) { 46 uint8_t* ptr = data; 47 48 *has_report_id = FALSE; 49 50 while (ptr < data + length) { 51 uint8_t item = *ptr++; 52 53 switch (item) { 54 case 0xfe: // long item indicator 55 if (ptr < data + length) { 56 ptr += ((*ptr) + 2); 57 } else { 58 return false; 59 } 60 break; 61 62 case 0x85: // Report ID 63 *has_report_id = TRUE; 64 65 default: 66 ptr += (item & 0x03); 67 break; 68 } 69 } 70 71 return (ptr == data + length); 72} 73 74/******************************************************************************* 75 * 76 * Function bta_hd_api_enable 77 * 78 * Description Enables HID device 79 * 80 * Returns void 81 * 82 ******************************************************************************/ 83void bta_hd_api_enable(tBTA_HD_DATA* p_data) { 84 tBTA_HD_STATUS status = BTA_HD_ERROR; 85 tHID_STATUS ret; 86 87 APPL_TRACE_API("%s", __func__); 88 89 HID_DevInit(); 90 91 memset(&bta_hd_cb, 0, sizeof(tBTA_HD_CB)); 92 93 HID_DevSetSecurityLevel(BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT); 94 95 /* store parameters */ 96 bta_hd_cb.p_cback = p_data->api_enable.p_cback; 97 98 ret = HID_DevRegister(bta_hd_cback); 99 if (ret == HID_SUCCESS) { 100 status = BTA_HD_OK; 101 } else { 102 APPL_TRACE_ERROR("%s: Failed to register HID device (%d)", __func__, ret); 103 } 104 105 /* signal BTA call back event */ 106 (*bta_hd_cb.p_cback)(BTA_HD_ENABLE_EVT, (tBTA_HD*)&status); 107} 108 109/******************************************************************************* 110 * 111 * Function bta_hd_api_disable 112 * 113 * Description Disables HID device 114 * 115 * Returns void 116 * 117 ******************************************************************************/ 118void bta_hd_api_disable(void) { 119 tBTA_HD_STATUS status = BTA_HD_ERROR; 120 tHID_STATUS ret; 121 122 APPL_TRACE_API("%s", __func__); 123 124 /* service is not enabled */ 125 if (bta_hd_cb.p_cback == NULL) return; 126 127 /* Remove service record */ 128 if (bta_hd_cb.sdp_handle != 0) { 129 SDP_DeleteRecord(bta_hd_cb.sdp_handle); 130 bta_sys_remove_uuid(UUID_SERVCLASS_HUMAN_INTERFACE); 131 } 132 133 /* Deregister with lower layer */ 134 ret = HID_DevDeregister(); 135 if (ret == HID_SUCCESS) { 136 status = BTA_HD_OK; 137 } else { 138 APPL_TRACE_ERROR("%s: Failed to deregister HID device (%s)", __func__, ret); 139 } 140 141 (*bta_hd_cb.p_cback)(BTA_HD_DISABLE_EVT, (tBTA_HD*)&status); 142 143 memset(&bta_hd_cb, 0, sizeof(tBTA_HD_CB)); 144} 145 146/******************************************************************************* 147 * 148 * Function bta_hd_register_act 149 * 150 * Description Registers SDP record 151 * 152 * Returns void 153 * 154 ******************************************************************************/ 155void bta_hd_register_act(tBTA_HD_DATA* p_data) { 156 tBTA_HD ret; 157 tBTA_HD_REGISTER_APP* p_app_data = (tBTA_HD_REGISTER_APP*)p_data; 158 bool use_report_id = FALSE; 159 160 APPL_TRACE_API("%s", __func__); 161 162 ret.reg_status.in_use = FALSE; 163 164 /* Check if len doesn't exceed BTA_HD_APP_DESCRIPTOR_LEN and descriptor 165 * itself is well-formed. Also check if descriptor has Report Id item so we 166 * know if report will have prefix or not. */ 167 if (p_app_data->d_len > BTA_HD_APP_DESCRIPTOR_LEN || 168 !check_descriptor(p_app_data->d_data, p_app_data->d_len, 169 &use_report_id)) { 170 APPL_TRACE_ERROR("%s: Descriptor is too long or malformed", __func__); 171 ret.reg_status.status = BTA_HD_ERROR; 172 (*bta_hd_cb.p_cback)(BTA_HD_REGISTER_APP_EVT, &ret); 173 return; 174 } 175 176 ret.reg_status.status = BTA_HD_OK; 177 178 /* Remove old record if for some reason it's already registered */ 179 if (bta_hd_cb.sdp_handle != 0) { 180 SDP_DeleteRecord(bta_hd_cb.sdp_handle); 181 } 182 183 bta_hd_cb.use_report_id = use_report_id; 184 bta_hd_cb.sdp_handle = SDP_CreateRecord(); 185 HID_DevAddRecord(bta_hd_cb.sdp_handle, p_app_data->name, 186 p_app_data->description, p_app_data->provider, 187 p_app_data->subclass, p_app_data->d_len, p_app_data->d_data); 188 bta_sys_add_uuid(UUID_SERVCLASS_HUMAN_INTERFACE); 189 190 HID_DevSetIncomingQos( 191 p_app_data->in_qos.service_type, p_app_data->in_qos.token_rate, 192 p_app_data->in_qos.token_bucket_size, p_app_data->in_qos.peak_bandwidth, 193 p_app_data->in_qos.access_latency, p_app_data->in_qos.delay_variation); 194 195 HID_DevSetOutgoingQos( 196 p_app_data->out_qos.service_type, p_app_data->out_qos.token_rate, 197 p_app_data->out_qos.token_bucket_size, p_app_data->out_qos.peak_bandwidth, 198 p_app_data->out_qos.access_latency, p_app_data->out_qos.delay_variation); 199 200 // application is registered so we can accept incoming connections 201 HID_DevSetIncomingPolicy(TRUE); 202 203 if (HID_DevGetDevice(&ret.reg_status.bda) == HID_SUCCESS) { 204 ret.reg_status.in_use = TRUE; 205 } 206 207 (*bta_hd_cb.p_cback)(BTA_HD_REGISTER_APP_EVT, &ret); 208} 209 210/******************************************************************************* 211 * 212 * Function bta_hd_unregister_act 213 * 214 * Description Unregisters SDP record 215 * 216 * Returns void 217 * 218 ******************************************************************************/ 219void bta_hd_unregister_act(UNUSED_ATTR tBTA_HD_DATA* p_data) { 220 tBTA_HD_STATUS status = BTA_HD_OK; 221 222 APPL_TRACE_API("%s", __func__); 223 224 // application is no longer registered so we do not want incoming connections 225 HID_DevSetIncomingPolicy(FALSE); 226 227 if (bta_hd_cb.sdp_handle != 0) { 228 SDP_DeleteRecord(bta_hd_cb.sdp_handle); 229 } 230 231 bta_hd_cb.sdp_handle = 0; 232 bta_sys_remove_uuid(UUID_SERVCLASS_HUMAN_INTERFACE); 233 234 (*bta_hd_cb.p_cback)(BTA_HD_UNREGISTER_APP_EVT, (tBTA_HD*)&status); 235} 236 237/******************************************************************************* 238 * 239 * Function bta_hd_unregister2_act 240 * 241 * Description 242 * 243 * Returns void 244 * 245 ******************************************************************************/ 246void bta_hd_unregister2_act(tBTA_HD_DATA* p_data) { 247 APPL_TRACE_API("%s", __func__); 248 249 // close first 250 bta_hd_close_act(p_data); 251 252 // then unregister 253 bta_hd_unregister_act(p_data); 254 255 if (bta_hd_cb.disable_w4_close) { 256 bta_hd_api_disable(); 257 } 258} 259 260/******************************************************************************* 261 * 262 * Function bta_hd_connect_act 263 * 264 * Description Connect to device (must be virtually plugged) 265 * 266 * Returns void 267 * 268 ******************************************************************************/ 269extern void bta_hd_connect_act(tBTA_HD_DATA* p_data) { 270 tHID_STATUS ret; 271 tBTA_HD_DEVICE_CTRL* p_ctrl = (tBTA_HD_DEVICE_CTRL*)p_data; 272 tBTA_HD cback_data; 273 274 APPL_TRACE_API("%s", __func__); 275 276 ret = HID_DevPlugDevice(p_ctrl->addr); 277 if (ret != HID_SUCCESS) { 278 APPL_TRACE_WARNING("%s: HID_DevPlugDevice returned %d", __func__, ret); 279 return; 280 } 281 282 ret = HID_DevConnect(); 283 if (ret != HID_SUCCESS) { 284 APPL_TRACE_WARNING("%s: HID_DevConnect returned %d", __func__, ret); 285 return; 286 } 287 288 cback_data.conn.bda = p_ctrl->addr; 289 cback_data.conn.status = BTHD_CONN_STATE_CONNECTING; 290 291 bta_hd_cb.p_cback(BTA_HD_CONN_STATE_EVT, &cback_data); 292} 293 294/******************************************************************************* 295 * 296 * Function bta_hd_disconnect_act 297 * 298 * Description Disconnect from device 299 * 300 * Returns void 301 * 302 ******************************************************************************/ 303extern void bta_hd_disconnect_act(UNUSED_ATTR tBTA_HD_DATA* p_data) { 304 tHID_STATUS ret; 305 tBTA_HD cback_data; 306 307 APPL_TRACE_API("%s", __func__); 308 309 ret = HID_DevDisconnect(); 310 311 if (ret != HID_SUCCESS) { 312 APPL_TRACE_WARNING("%s: HID_DevDisconnect returned %d", __func__, ret); 313 return; 314 } 315 316 if (HID_DevGetDevice(&cback_data.conn.bda) == HID_SUCCESS) { 317 cback_data.conn.status = BTHD_CONN_STATE_DISCONNECTING; 318 bta_hd_cb.p_cback(BTA_HD_CONN_STATE_EVT, &cback_data); 319 } 320} 321 322/******************************************************************************* 323 * 324 * Function bta_hd_add_device_act 325 * 326 * Description 327 * 328 * Returns void 329 * 330 ******************************************************************************/ 331extern void bta_hd_add_device_act(tBTA_HD_DATA* p_data) { 332 tBTA_HD_DEVICE_CTRL* p_ctrl = (tBTA_HD_DEVICE_CTRL*)p_data; 333 334 APPL_TRACE_API("%s", __func__); 335 336 HID_DevPlugDevice(p_ctrl->addr); 337} 338 339/******************************************************************************* 340 * 341 * Function bta_hd_remove_device_act 342 * 343 * Description 344 * 345 * Returns void 346 * 347 ******************************************************************************/ 348extern void bta_hd_remove_device_act(tBTA_HD_DATA* p_data) { 349 tBTA_HD_DEVICE_CTRL* p_ctrl = (tBTA_HD_DEVICE_CTRL*)p_data; 350 351 APPL_TRACE_API("%s", __func__); 352 353 HID_DevUnplugDevice(p_ctrl->addr); 354} 355 356/******************************************************************************* 357 * 358 * Function bta_hd_send_report_act 359 * 360 * Description Sends report 361 * 362 * Returns void 363 * 364 ******************************************************************************/ 365extern void bta_hd_send_report_act(tBTA_HD_DATA* p_data) { 366 tBTA_HD_SEND_REPORT* p_report = (tBTA_HD_SEND_REPORT*)p_data; 367 uint8_t channel; 368 uint8_t report_id; 369 370 APPL_TRACE_VERBOSE("%s", __func__); 371 372 channel = p_report->use_intr ? HID_CHANNEL_INTR : HID_CHANNEL_CTRL; 373 report_id = 374 (bta_hd_cb.use_report_id || bta_hd_cb.boot_mode) ? p_report->id : 0x00; 375 376 HID_DevSendReport(channel, p_report->type, report_id, p_report->len, 377 p_report->data); 378 379 /* trigger PM */ 380 bta_sys_busy(BTA_ID_HD, 1, bta_hd_cb.bd_addr); 381 bta_sys_idle(BTA_ID_HD, 1, bta_hd_cb.bd_addr); 382} 383 384/******************************************************************************* 385 * 386 * Function bta_hd_report_error_act 387 * 388 * Description 389 * 390 * Returns void 391 * 392 ******************************************************************************/ 393extern void bta_hd_report_error_act(tBTA_HD_DATA* p_data) { 394 tBTA_HD_REPORT_ERR* p_report = (tBTA_HD_REPORT_ERR*)p_data; 395 tHID_STATUS ret; 396 397 APPL_TRACE_API("%s: error = %d", __func__, p_report->error); 398 399 ret = HID_DevReportError(p_report->error); 400 401 if (ret != HID_SUCCESS) { 402 APPL_TRACE_WARNING("%s: HID_DevReportError returned %d", __func__, ret); 403 } 404} 405 406/******************************************************************************* 407 * 408 * Function bta_hd_vc_unplug_act 409 * 410 * Description Sends Virtual Cable Unplug 411 * 412 * Returns void 413 * 414 ******************************************************************************/ 415extern void bta_hd_vc_unplug_act(UNUSED_ATTR tBTA_HD_DATA* p_data) { 416 tHID_STATUS ret; 417 418 APPL_TRACE_API("%s", __func__); 419 420 bta_hd_cb.vc_unplug = TRUE; 421 422 ret = HID_DevVirtualCableUnplug(); 423 424 if (ret != HID_SUCCESS) { 425 APPL_TRACE_WARNING("%s: HID_DevVirtualCableUnplug returned %d", __func__, 426 ret); 427 } 428 429 /* trigger PM */ 430 bta_sys_busy(BTA_ID_HD, 1, bta_hd_cb.bd_addr); 431 bta_sys_idle(BTA_ID_HD, 1, bta_hd_cb.bd_addr); 432} 433 434/******************************************************************************* 435 * 436 * Function bta_hd_open_act 437 * 438 * Description 439 * 440 * Returns void 441 * 442 ******************************************************************************/ 443extern void bta_hd_open_act(tBTA_HD_DATA* p_data) { 444 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 445 tBTA_HD cback_data; 446 447 APPL_TRACE_API("%s", __func__); 448 449 HID_DevPlugDevice(p_cback->addr); 450 bta_sys_conn_open(BTA_ID_HD, 1, p_cback->addr); 451 452 cback_data.conn.bda = p_cback->addr; 453 bta_hd_cb.bd_addr = p_cback->addr; 454 455 bta_hd_cb.p_cback(BTA_HD_OPEN_EVT, &cback_data); 456} 457 458/******************************************************************************* 459 * 460 * Function bta_hd_close_act 461 * 462 * Description 463 * 464 * Returns void 465 * 466 ******************************************************************************/ 467extern void bta_hd_close_act(tBTA_HD_DATA* p_data) { 468 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 469 tBTA_HD cback_data; 470 tBTA_HD_EVT cback_event = BTA_HD_CLOSE_EVT; 471 472 APPL_TRACE_API("%s", __func__); 473 474 bta_sys_conn_close(BTA_ID_HD, 1, p_cback->addr); 475 476 if (bta_hd_cb.vc_unplug) { 477 bta_hd_cb.vc_unplug = FALSE; 478 HID_DevUnplugDevice(p_cback->addr); 479 cback_event = BTA_HD_VC_UNPLUG_EVT; 480 } 481 482 cback_data.conn.bda = p_cback->addr; 483 bta_hd_cb.bd_addr = RawAddress::kEmpty; 484 485 bta_hd_cb.p_cback(cback_event, &cback_data); 486} 487 488/******************************************************************************* 489 * 490 * Function bta_hd_intr_data_act 491 * 492 * Description Handles incoming DATA request on intr 493 * 494 * Returns void 495 * 496 ******************************************************************************/ 497extern void bta_hd_intr_data_act(tBTA_HD_DATA* p_data) { 498 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 499 BT_HDR* p_msg = p_cback->p_data; 500 uint16_t len = p_msg->len; 501 uint8_t* p_buf = (uint8_t*)(p_msg + 1) + p_msg->offset; 502 tBTA_HD_INTR_DATA ret; 503 504 APPL_TRACE_API("%s", __func__); 505 506 if (bta_hd_cb.use_report_id || bta_hd_cb.boot_mode) { 507 ret.report_id = *p_buf; 508 509 len--; 510 p_buf++; 511 } else { 512 ret.report_id = 0; 513 } 514 515 ret.len = len; 516 ret.p_data = p_buf; 517 518 (*bta_hd_cb.p_cback)(BTA_HD_INTR_DATA_EVT, (tBTA_HD*)&ret); 519} 520 521/******************************************************************************* 522 * 523 * Function bta_hd_get_report_act 524 * 525 * Description Handles incoming GET_REPORT request 526 * 527 * Returns void 528 * 529 ******************************************************************************/ 530extern void bta_hd_get_report_act(tBTA_HD_DATA* p_data) { 531 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 532 bool rep_size_follows = p_cback->data; 533 BT_HDR* p_msg = p_cback->p_data; 534 uint8_t* p_buf = (uint8_t*)(p_msg + 1) + p_msg->offset; 535 tBTA_HD_GET_REPORT ret = {0, 0, 0}; 536 537 APPL_TRACE_API("%s", __func__); 538 539 ret.report_type = *p_buf & HID_PAR_REP_TYPE_MASK; 540 p_buf++; 541 542 if (bta_hd_cb.use_report_id) { 543 ret.report_id = *p_buf; 544 p_buf++; 545 } 546 547 if (rep_size_follows) { 548 ret.buffer_size = *p_buf | (*(p_buf + 1) << 8); 549 } 550 551 (*bta_hd_cb.p_cback)(BTA_HD_GET_REPORT_EVT, (tBTA_HD*)&ret); 552} 553 554/******************************************************************************* 555 * 556 * Function bta_hd_set_report_act 557 * 558 * Description Handles incoming SET_REPORT request 559 * 560 * Returns void 561 * 562 ******************************************************************************/ 563extern void bta_hd_set_report_act(tBTA_HD_DATA* p_data) { 564 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 565 BT_HDR* p_msg = p_cback->p_data; 566 uint16_t len = p_msg->len; 567 uint8_t* p_buf = (uint8_t*)(p_msg + 1) + p_msg->offset; 568 tBTA_HD_SET_REPORT ret = {0, 0, 0, NULL}; 569 570 APPL_TRACE_API("%s", __func__); 571 572 ret.report_type = *p_buf & HID_PAR_REP_TYPE_MASK; 573 p_buf++; 574 len--; 575 576 if (bta_hd_cb.use_report_id || bta_hd_cb.boot_mode) { 577 ret.report_id = *p_buf; 578 579 len--; 580 p_buf++; 581 } else { 582 ret.report_id = 0; 583 } 584 585 ret.len = len; 586 ret.p_data = p_buf; 587 588 (*bta_hd_cb.p_cback)(BTA_HD_SET_REPORT_EVT, (tBTA_HD*)&ret); 589} 590 591/******************************************************************************* 592 * 593 * Function bta_hd_set_protocol_act 594 * 595 * Description 596 * 597 * Returns void 598 * 599 ******************************************************************************/ 600extern void bta_hd_set_protocol_act(tBTA_HD_DATA* p_data) { 601 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 602 tBTA_HD cback_data; 603 604 APPL_TRACE_API("%s", __func__); 605 606 bta_hd_cb.boot_mode = (p_cback->data == HID_PAR_PROTOCOL_BOOT_MODE); 607 cback_data.set_protocol = p_cback->data; 608 609 (*bta_hd_cb.p_cback)(BTA_HD_SET_PROTOCOL_EVT, &cback_data); 610} 611 612/******************************************************************************* 613 * 614 * Function bta_hd_vc_unplug_done_act 615 * 616 * Description 617 * 618 * Returns void 619 * 620 ******************************************************************************/ 621extern void bta_hd_vc_unplug_done_act(tBTA_HD_DATA* p_data) { 622 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 623 tBTA_HD cback_data; 624 625 APPL_TRACE_API("%s", __func__); 626 627 bta_sys_conn_close(BTA_ID_HD, 1, p_cback->addr); 628 629 HID_DevUnplugDevice(p_cback->addr); 630 631 cback_data.conn.bda = p_cback->addr; 632 bta_hd_cb.bd_addr = p_cback->addr; 633 634 (*bta_hd_cb.p_cback)(BTA_HD_VC_UNPLUG_EVT, &cback_data); 635} 636 637/******************************************************************************* 638 * 639 * Function bta_hd_suspend_act 640 * 641 * Description 642 * 643 * Returns void 644 * 645 ******************************************************************************/ 646extern void bta_hd_suspend_act(tBTA_HD_DATA* p_data) { 647 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 648 649 APPL_TRACE_API("%s", __func__); 650 651 bta_sys_idle(BTA_ID_HD, 1, p_cback->addr); 652} 653 654/******************************************************************************* 655 * 656 * Function bta_hd_exit_suspend_act 657 * 658 * Description 659 * 660 * Returns void 661 * 662 ******************************************************************************/ 663extern void bta_hd_exit_suspend_act(tBTA_HD_DATA* p_data) { 664 tBTA_HD_CBACK_DATA* p_cback = (tBTA_HD_CBACK_DATA*)p_data; 665 666 APPL_TRACE_API("%s", __func__); 667 668 bta_sys_busy(BTA_ID_HD, 1, p_cback->addr); 669 bta_sys_idle(BTA_ID_HD, 1, p_cback->addr); 670} 671 672/******************************************************************************* 673 * 674 * Function bta_hd_cback 675 * 676 * Description BTA HD callback function 677 * 678 * Returns void 679 * 680 ******************************************************************************/ 681static void bta_hd_cback(const RawAddress& bd_addr, uint8_t event, 682 uint32_t data, BT_HDR* pdata) { 683 tBTA_HD_CBACK_DATA* p_buf = NULL; 684 uint16_t sm_event = BTA_HD_INVALID_EVT; 685 686 APPL_TRACE_API("%s: event=%d", __func__, event); 687 688 switch (event) { 689 case HID_DHOST_EVT_OPEN: 690 sm_event = BTA_HD_INT_OPEN_EVT; 691 break; 692 693 case HID_DHOST_EVT_CLOSE: 694 sm_event = BTA_HD_INT_CLOSE_EVT; 695 break; 696 697 case HID_DHOST_EVT_GET_REPORT: 698 sm_event = BTA_HD_INT_GET_REPORT_EVT; 699 break; 700 701 case HID_DHOST_EVT_SET_REPORT: 702 sm_event = BTA_HD_INT_SET_REPORT_EVT; 703 break; 704 705 case HID_DHOST_EVT_SET_PROTOCOL: 706 sm_event = BTA_HD_INT_SET_PROTOCOL_EVT; 707 break; 708 709 case HID_DHOST_EVT_INTR_DATA: 710 sm_event = BTA_HD_INT_INTR_DATA_EVT; 711 break; 712 713 case HID_DHOST_EVT_VC_UNPLUG: 714 sm_event = BTA_HD_INT_VC_UNPLUG_EVT; 715 break; 716 717 case HID_DHOST_EVT_SUSPEND: 718 sm_event = BTA_HD_INT_SUSPEND_EVT; 719 break; 720 721 case HID_DHOST_EVT_EXIT_SUSPEND: 722 sm_event = BTA_HD_INT_EXIT_SUSPEND_EVT; 723 break; 724 } 725 726 if (sm_event != BTA_HD_INVALID_EVT && 727 (p_buf = (tBTA_HD_CBACK_DATA*)osi_malloc(sizeof(tBTA_HD_CBACK_DATA) + 728 sizeof(BT_HDR))) != NULL) { 729 p_buf->hdr.event = sm_event; 730 p_buf->addr = bd_addr; 731 p_buf->data = data; 732 p_buf->p_data = pdata; 733 734 bta_sys_sendmsg(p_buf); 735 } 736} 737 738#endif /* BTA_HD_INCLUDED */ 739