btif_hh.c revision e8c3d75b75493911ebf0f99c83676359657178f7
1/****************************************************************************** 2 * 3 * Copyright (C) 2009-2012 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 * Filename: btif_hh.c 22 * 23 * Description: HID Host Profile Bluetooth Interface 24 * 25 * 26 ***********************************************************************************/ 27#include <hardware/bluetooth.h> 28#include <hardware/bt_hh.h> 29#include <stdio.h> 30#include <stdlib.h> 31#include <errno.h> 32#include <string.h> 33 34#define LOG_TAG "BTIF_HH" 35 36#include "bta_api.h" 37#include "bta_hh_api.h" 38#include "bd.h" 39#include "btif_storage.h" 40 41#include "btif_common.h" 42#include "btif_util.h" 43#include "btif_hh.h" 44#include "gki.h" 45#include "l2c_api.h" 46 47 48#define BTIF_HH_APP_ID_MI 0x01 49#define BTIF_HH_APP_ID_KB 0x02 50 51#define COD_HID_KEYBOARD 0x0540 52#define COD_HID_POINTING 0x0580 53#define COD_HID_COMBO 0x05C0 54#define COD_HID_MAJOR 0x0500 55 56#define KEYSTATE_FILEPATH "/data/misc/bluedroid/bt_hh_ks" //keep this in sync with HID host jni 57 58#define HID_REPORT_CAPSLOCK 0x39 59#define HID_REPORT_NUMLOCK 0x53 60#define HID_REPORT_SCROLLLOCK 0x47 61 62//For Apple Magic Mouse 63#define MAGICMOUSE_VENDOR_ID 0x05ac 64#define MAGICMOUSE_PRODUCT_ID 0x030d 65 66#define LOGITECH_KB_MX5500_VENDOR_ID 0x046D 67#define LOGITECH_KB_MX5500_PRODUCT_ID 0xB30B 68 69extern const int BT_UID; 70extern const int BT_GID; 71static int btif_hh_prev_keyevents=0; //The previous key events 72static int btif_hh_keylockstates=0; //The current key state of each key 73 74#define BTIF_HH_ID_1 0 75#define BTIF_HH_DEV_DISCONNECTED 3 76 77#define BTIF_TIMEOUT_VUP_SECS 3 78 79 80#ifndef BTUI_HH_SECURITY 81#define BTUI_HH_SECURITY (BTA_SEC_AUTHENTICATE | BTA_SEC_ENCRYPT) 82#endif 83 84#ifndef BTUI_HH_MOUSE_SECURITY 85#define BTUI_HH_MOUSE_SECURITY (BTA_SEC_NONE) 86#endif 87 88/* HH request events */ 89typedef enum 90{ 91 BTIF_HH_CONNECT_REQ_EVT = 0, 92 BTIF_HH_DISCONNECT_REQ_EVT, 93 BTIF_HH_VUP_REQ_EVT 94} btif_hh_req_evt_t; 95 96 97/************************************************************************************ 98** Constants & Macros 99************************************************************************************/ 100#define BTIF_HH_SERVICES (BTA_HID_SERVICE_MASK) 101 102 103 104/************************************************************************************ 105** Local type definitions 106************************************************************************************/ 107 108typedef struct hid_kb_list 109{ 110 UINT16 product_id; 111 UINT16 version_id; 112 char* kb_name; 113} tHID_KB_LIST; 114 115/************************************************************************************ 116** Static variables 117************************************************************************************/ 118btif_hh_cb_t btif_hh_cb; 119 120static bthh_callbacks_t *bt_hh_callbacks = NULL; 121 122/* List of HID keyboards for which the NUMLOCK state needs to be 123 * turned ON by default. Add devices to this list to apply the 124 * NUMLOCK state toggle on fpr first connect.*/ 125static tHID_KB_LIST hid_kb_numlock_on_list[] = 126{ 127 {LOGITECH_KB_MX5500_PRODUCT_ID, 128 LOGITECH_KB_MX5500_VENDOR_ID, 129 "Logitech MX5500 Keyboard"} 130}; 131 132 133#define CHECK_BTHH_INIT() if (bt_hh_callbacks == NULL)\ 134 {\ 135 BTIF_TRACE_WARNING("BTHH: %s: BTHH not initialized", __FUNCTION__);\ 136 return BT_STATUS_NOT_READY;\ 137 }\ 138 else\ 139 {\ 140 BTIF_TRACE_EVENT("BTHH: %s", __FUNCTION__);\ 141 } 142 143 144 145/************************************************************************************ 146** Static functions 147************************************************************************************/ 148 149/************************************************************************************ 150** Externs 151************************************************************************************/ 152extern void bta_hh_co_destroy(int fd); 153extern void bta_hh_co_write(int fd, UINT8* rpt, UINT16 len); 154extern bt_status_t btif_dm_remove_bond(const bt_bdaddr_t *bd_addr); 155extern void bta_hh_co_send_hid_info(btif_hh_device_t *p_dev, char *dev_name, UINT16 vendor_id, 156 UINT16 product_id, UINT16 version, UINT8 ctry_code, 157 int dscp_len, UINT8 *p_dscp); 158extern BOOLEAN check_cod(const bt_bdaddr_t *remote_bdaddr, uint32_t cod); 159extern void btif_dm_cb_remove_bond(bt_bdaddr_t *bd_addr); 160extern BOOLEAN check_cod_hid(const bt_bdaddr_t *remote_bdaddr, uint32_t cod); 161extern int scru_ascii_2_hex(char *p_ascii, int len, UINT8 *p_hex); 162extern void btif_dm_hh_open_failed(bt_bdaddr_t *bdaddr); 163 164/***************************************************************************** 165** Local Function prototypes 166*****************************************************************************/ 167static void set_keylockstate(int keymask, BOOLEAN isSet); 168static void toggle_os_keylockstates(int fd, int changedkeystates); 169static void sync_lockstate_on_connect(btif_hh_device_t *p_dev); 170//static void hh_update_keyboard_lockstates(btif_hh_device_t *p_dev); 171void btif_hh_tmr_hdlr(TIMER_LIST_ENT *tle); 172 173 174/************************************************************************************ 175** Functions 176************************************************************************************/ 177 178static int get_keylockstates() 179{ 180 return btif_hh_keylockstates; 181} 182 183static void set_keylockstate(int keymask, BOOLEAN isSet) 184{ 185 if(isSet) 186 btif_hh_keylockstates |= keymask; 187} 188 189/******************************************************************************* 190** 191** Function toggle_os_keylockstates 192** 193** Description Function to toggle the keyboard lock states managed by the linux. 194** This function is used in by two call paths 195** (1) if the lock state change occurred from an onscreen keyboard, 196** this function is called to update the lock state maintained 197 for the HID keyboard(s) 198** (2) if a HID keyboard is disconnected and reconnected, 199** this function is called to update the lock state maintained 200 for the HID keyboard(s) 201** Returns void 202*******************************************************************************/ 203 204static void toggle_os_keylockstates(int fd, int changedlockstates) 205{ 206 BTIF_TRACE_EVENT("%s: fd = %d, changedlockstates = 0x%x", 207 __FUNCTION__, fd, changedlockstates); 208 UINT8 hidreport[9]; 209 int reportIndex; 210 memset(hidreport,0,9); 211 hidreport[0]=1; 212 reportIndex=4; 213 214 if (changedlockstates & BTIF_HH_KEYSTATE_MASK_CAPSLOCK) { 215 BTIF_TRACE_DEBUG("%s Setting CAPSLOCK", __FUNCTION__); 216 hidreport[reportIndex++] = (UINT8)HID_REPORT_CAPSLOCK; 217 } 218 219 if (changedlockstates & BTIF_HH_KEYSTATE_MASK_NUMLOCK) { 220 BTIF_TRACE_DEBUG("%s Setting NUMLOCK", __FUNCTION__); 221 hidreport[reportIndex++] = (UINT8)HID_REPORT_NUMLOCK; 222 } 223 224 if (changedlockstates & BTIF_HH_KEYSTATE_MASK_SCROLLLOCK) { 225 BTIF_TRACE_DEBUG("%s Setting SCROLLLOCK", __FUNCTION__); 226 hidreport[reportIndex++] = (UINT8) HID_REPORT_SCROLLLOCK; 227 } 228 229 BTIF_TRACE_DEBUG("Writing hidreport #1 to os: "\ 230 "%s: %x %x %x", __FUNCTION__, 231 hidreport[0], hidreport[1], hidreport[2]); 232 BTIF_TRACE_DEBUG("%s: %x %x %x", __FUNCTION__, 233 hidreport[3], hidreport[4], hidreport[5]); 234 BTIF_TRACE_DEBUG("%s: %x %x %x", __FUNCTION__, 235 hidreport[6], hidreport[7], hidreport[8]); 236 bta_hh_co_write(fd , hidreport, sizeof(hidreport)); 237 usleep(200000); 238 memset(hidreport,0,9); 239 hidreport[0]=1; 240 BTIF_TRACE_DEBUG("Writing hidreport #2 to os: "\ 241 "%s: %x %x %x", __FUNCTION__, 242 hidreport[0], hidreport[1], hidreport[2]); 243 BTIF_TRACE_DEBUG("%s: %x %x %x", __FUNCTION__, 244 hidreport[3], hidreport[4], hidreport[5]); 245 BTIF_TRACE_DEBUG("%s: %x %x %x ", __FUNCTION__, 246 hidreport[6], hidreport[7], hidreport[8]); 247 bta_hh_co_write(fd , hidreport, sizeof(hidreport)); 248} 249 250/******************************************************************************* 251** 252** Function create_pbuf 253** 254** Description Helper function to create p_buf for send_data or set_report 255** 256*******************************************************************************/ 257static BT_HDR *create_pbuf(UINT16 len, UINT8 *data) 258{ 259 BT_HDR* p_buf = GKI_getbuf((UINT16) (len + BTA_HH_MIN_OFFSET + sizeof(BT_HDR))); 260 261 if (p_buf) { 262 UINT8* pbuf_data; 263 264 p_buf->len = len; 265 p_buf->offset = BTA_HH_MIN_OFFSET; 266 267 pbuf_data = (UINT8*) (p_buf + 1) + p_buf->offset; 268 memcpy(pbuf_data, data, len); 269 } 270 return p_buf; 271} 272 273/******************************************************************************* 274** 275** Function update_keyboard_lockstates 276** 277** Description Sends a report to the keyboard to set the lock states of keys 278** 279*******************************************************************************/ 280static void update_keyboard_lockstates(btif_hh_device_t *p_dev) 281{ 282 UINT8 len = 2; /* reportid + 1 byte report*/ 283 BD_ADDR* bda; 284 BT_HDR* p_buf; 285 UINT8 data[] = {0x01, /* report id */ 286 btif_hh_keylockstates}; /* keystate */ 287 288 /* Set report for other keyboards */ 289 BTIF_TRACE_EVENT("%s: setting report on dev_handle %d to 0x%x", 290 __FUNCTION__, p_dev->dev_handle, btif_hh_keylockstates); 291 292 /* Get SetReport buffer */ 293 p_buf = create_pbuf(len, data); 294 if (p_buf != NULL) { 295 p_buf->layer_specific = BTA_HH_RPTT_OUTPUT; 296 bda = (BD_ADDR*) (&p_dev->bd_addr); 297 BTA_HhSendData(p_dev->dev_handle, *bda, p_buf); 298 } 299} 300 301/******************************************************************************* 302** 303** Function sync_lockstate_on_connect 304** 305** Description Function to update the keyboard lock states managed by the OS 306** when a HID keyboard is connected or disconnected and reconnected 307** Returns void 308*******************************************************************************/ 309static void sync_lockstate_on_connect(btif_hh_device_t *p_dev) 310{ 311 int keylockstates; 312 313 BTIF_TRACE_EVENT("%s: Syncing keyboard lock states after "\ 314 "reconnect...",__FUNCTION__); 315 /*If the device is connected, update keyboard state */ 316 update_keyboard_lockstates(p_dev); 317 318 /*Check if the lockstate of caps,scroll,num is set. 319 If so, send a report to the kernel 320 so the lockstate is in sync */ 321 keylockstates = get_keylockstates(); 322 if (keylockstates) 323 { 324 BTIF_TRACE_DEBUG("%s: Sending hid report to kernel "\ 325 "indicating lock key state 0x%x",__FUNCTION__, 326 keylockstates); 327 usleep(200000); 328 toggle_os_keylockstates(p_dev->fd, keylockstates); 329 } 330 else 331 { 332 BTIF_TRACE_DEBUG("%s: NOT sending hid report to kernel "\ 333 "indicating lock key state 0x%x",__FUNCTION__, 334 keylockstates); 335 } 336} 337 338/******************************************************************************* 339** 340** Function btif_hh_find_connected_dev_by_handle 341** 342** Description Return the connected device pointer of the specified device handle 343** 344** Returns Device entry pointer in the device table 345*******************************************************************************/ 346btif_hh_device_t *btif_hh_find_connected_dev_by_handle(UINT8 handle) 347{ 348 UINT32 i; 349 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 350 if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_CONNECTED && 351 btif_hh_cb.devices[i].dev_handle == handle) 352 { 353 return &btif_hh_cb.devices[i]; 354 } 355 } 356 return NULL; 357} 358 359/******************************************************************************* 360** 361** Function btif_hh_find_dev_by_bda 362** 363** Description Return the device pointer of the specified bt_bdaddr_t. 364** 365** Returns Device entry pointer in the device table 366*******************************************************************************/ 367static btif_hh_device_t *btif_hh_find_dev_by_bda(bt_bdaddr_t *bd_addr) 368{ 369 UINT32 i; 370 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 371 if (btif_hh_cb.devices[i].dev_status != BTHH_CONN_STATE_UNKNOWN && 372 memcmp(&(btif_hh_cb.devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) 373 { 374 return &btif_hh_cb.devices[i]; 375 } 376 } 377 return NULL; 378} 379 380/******************************************************************************* 381** 382** Function btif_hh_find_connected_dev_by_bda 383** 384** Description Return the connected device pointer of the specified bt_bdaddr_t. 385** 386** Returns Device entry pointer in the device table 387*******************************************************************************/ 388static btif_hh_device_t *btif_hh_find_connected_dev_by_bda(bt_bdaddr_t *bd_addr) 389{ 390 UINT32 i; 391 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 392 if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_CONNECTED && 393 memcmp(&(btif_hh_cb.devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) 394 { 395 return &btif_hh_cb.devices[i]; 396 } 397 } 398 return NULL; 399} 400 401/******************************************************************************* 402** 403** Function btif_hh_stop_vup_timer 404** 405** Description stop vitual unplug timer 406** 407** Returns void 408*******************************************************************************/ 409void btif_hh_stop_vup_timer(bt_bdaddr_t *bd_addr) 410{ 411 btif_hh_device_t *p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 412 if(p_dev != NULL) 413 { 414 if (p_dev->vup_timer_active) 415 { 416 BTIF_TRACE_DEBUG("stop VUP timer "); 417 btu_stop_timer(&p_dev->vup_timer); 418 } 419 p_dev->vup_timer_active = FALSE; 420 } 421} 422/******************************************************************************* 423** 424** Function btif_hh_start_vup_timer 425** 426** Description start virtual unplug timer 427** 428** Returns void 429*******************************************************************************/ 430void btif_hh_start_vup_timer(bt_bdaddr_t *bd_addr) 431{ 432 btif_hh_device_t *p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 433 434 if (p_dev->vup_timer_active == FALSE) 435 { 436 BTIF_TRACE_DEBUG("Start VUP timer "); 437 memset(&p_dev->vup_timer, 0, sizeof(TIMER_LIST_ENT)); 438 p_dev->vup_timer.param = (UINT32)btif_hh_tmr_hdlr; 439 btu_start_timer(&p_dev->vup_timer, BTU_TTYPE_USER_FUNC, 440 BTIF_TIMEOUT_VUP_SECS); 441 } 442 else 443 { 444 BTIF_TRACE_DEBUG("Restart VUP timer "); 445 btu_stop_timer(&p_dev->vup_timer); 446 btu_start_timer(&p_dev->vup_timer, BTU_TTYPE_USER_FUNC, 447 BTIF_TIMEOUT_VUP_SECS); 448 } 449 p_dev->vup_timer_active = TRUE; 450 451} 452 453/******************************************************************************* 454** 455** Function btif_hh_add_added_dev 456** 457** Description Add a new device to the added device list. 458** 459** Returns TRUE if add successfully, otherwise FALSE. 460*******************************************************************************/ 461BOOLEAN btif_hh_add_added_dev(bt_bdaddr_t bda, tBTA_HH_ATTR_MASK attr_mask) 462{ 463 int i; 464 for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { 465 if (memcmp(&(btif_hh_cb.added_devices[i].bd_addr), &bda, BD_ADDR_LEN) == 0) { 466 BTIF_TRACE_WARNING(" Device %02X:%02X:%02X:%02X:%02X:%02X already added", 467 bda.address[0], bda.address[1], bda.address[2], bda.address[3], bda.address[4], bda.address[5]); 468 return FALSE; 469 } 470 } 471 for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { 472 if (btif_hh_cb.added_devices[i].bd_addr.address[0] == 0 && 473 btif_hh_cb.added_devices[i].bd_addr.address[1] == 0 && 474 btif_hh_cb.added_devices[i].bd_addr.address[2] == 0 && 475 btif_hh_cb.added_devices[i].bd_addr.address[3] == 0 && 476 btif_hh_cb.added_devices[i].bd_addr.address[4] == 0 && 477 btif_hh_cb.added_devices[i].bd_addr.address[5] == 0) 478 { 479 BTIF_TRACE_WARNING(" Added device %02X:%02X:%02X:%02X:%02X:%02X", 480 bda.address[0], bda.address[1], bda.address[2], bda.address[3], bda.address[4], bda.address[5]); 481 memcpy(&(btif_hh_cb.added_devices[i].bd_addr), &bda, BD_ADDR_LEN); 482 btif_hh_cb.added_devices[i].dev_handle = BTA_HH_INVALID_HANDLE; 483 btif_hh_cb.added_devices[i].attr_mask = attr_mask; 484 return TRUE; 485 } 486 } 487 488 BTIF_TRACE_WARNING("%s: Error, out of space to add device",__FUNCTION__); 489 return FALSE; 490} 491 492/******************************************************************************* 493 ** 494 ** Function btif_hh_remove_device 495 ** 496 ** Description Remove an added device from the stack. 497 ** 498 ** Returns void 499 *******************************************************************************/ 500void btif_hh_remove_device(bt_bdaddr_t bd_addr) 501{ 502 int i; 503 btif_hh_device_t *p_dev; 504 btif_hh_added_device_t *p_added_dev; 505 506 ALOGI("%s: bda = %02x:%02x:%02x:%02x:%02x:%02x", __FUNCTION__, 507 bd_addr.address[0], bd_addr.address[1], bd_addr.address[2], bd_addr.address[3], bd_addr.address[4], bd_addr.address[5]); 508 509 for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { 510 p_added_dev = &btif_hh_cb.added_devices[i]; 511 if (memcmp(&(p_added_dev->bd_addr),&bd_addr, 6) == 0) { 512 BTA_HhRemoveDev(p_added_dev->dev_handle); 513 btif_storage_remove_hid_info(&(p_added_dev->bd_addr)); 514 memset(&(p_added_dev->bd_addr), 0, 6); 515 p_added_dev->dev_handle = BTA_HH_INVALID_HANDLE; 516 break; 517 } 518 } 519 520 p_dev = btif_hh_find_dev_by_bda(&bd_addr); 521 if (p_dev == NULL) { 522 BTIF_TRACE_WARNING(" Oops, can't find device [%02x:%02x:%02x:%02x:%02x:%02x]", 523 bd_addr.address[0], bd_addr.address[1], bd_addr.address[2], bd_addr.address[3], bd_addr.address[4], bd_addr.address[5]); 524 return; 525 } 526 527 /* need to notify up-layer device is disconnected to avoid state out of sync with up-layer */ 528 HAL_CBACK(bt_hh_callbacks, connection_state_cb, &(p_dev->bd_addr), BTHH_CONN_STATE_DISCONNECTED); 529 530 p_dev->dev_status = BTHH_CONN_STATE_UNKNOWN; 531 p_dev->dev_handle = BTA_HH_INVALID_HANDLE; 532 if (btif_hh_cb.device_num > 0) { 533 btif_hh_cb.device_num--; 534 } 535 else { 536 BTIF_TRACE_WARNING("%s: device_num = 0", __FUNCTION__); 537 } 538 539 p_dev->hh_keep_polling = 0; 540 p_dev->hh_poll_thread_id = -1; 541 BTIF_TRACE_DEBUG("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); 542 if (p_dev->fd >= 0) { 543 bta_hh_co_destroy(p_dev->fd); 544 p_dev->fd = -1; 545 } 546} 547 548 549BOOLEAN btif_hh_copy_hid_info(tBTA_HH_DEV_DSCP_INFO* dest , tBTA_HH_DEV_DSCP_INFO* src) 550{ 551 dest->descriptor.dl_len = 0; 552 if (src->descriptor.dl_len >0) 553 { 554 dest->descriptor.dsc_list = (UINT8 *) GKI_getbuf(src->descriptor.dl_len); 555 if (dest->descriptor.dsc_list == NULL) 556 { 557 BTIF_TRACE_WARNING("%s: Failed to allocate DSCP for CB", __FUNCTION__); 558 return FALSE; 559 } 560 } 561 memcpy(dest->descriptor.dsc_list, src->descriptor.dsc_list, src->descriptor.dl_len); 562 dest->descriptor.dl_len = src->descriptor.dl_len; 563 dest->vendor_id = src->vendor_id; 564 dest->product_id = src->product_id; 565 dest->version = src->version; 566 dest->ctry_code = src->ctry_code; 567 dest->ssr_max_latency = src->ssr_max_latency; 568 dest->ssr_min_tout = src->ssr_min_tout; 569 return TRUE; 570} 571 572 573/******************************************************************************* 574** 575** Function btif_hh_virtual_unplug 576** 577** Description Virtual unplug initiated from the BTIF thread context 578** Special handling for HID mouse- 579** 580** Returns void 581** 582*******************************************************************************/ 583 584bt_status_t btif_hh_virtual_unplug(bt_bdaddr_t *bd_addr) 585{ 586 BTIF_TRACE_DEBUG("%s", __FUNCTION__); 587 btif_hh_device_t *p_dev; 588 char bd_str[18]; 589 sprintf(bd_str, "%02X:%02X:%02X:%02X:%02X:%02X", 590 bd_addr->address[0], bd_addr->address[1], bd_addr->address[2], bd_addr->address[3], 591 bd_addr->address[4], bd_addr->address[5]); 592 p_dev = btif_hh_find_dev_by_bda(bd_addr); 593 if ((p_dev != NULL) && (p_dev->dev_status == BTHH_CONN_STATE_CONNECTED) 594 && (p_dev->attr_mask & HID_VIRTUAL_CABLE)) 595 { 596 BTIF_TRACE_DEBUG("%s Sending BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG", __FUNCTION__); 597 /* start the timer */ 598 btif_hh_start_vup_timer(bd_addr); 599 p_dev->local_vup = TRUE; 600 BTA_HhSendCtrl(p_dev->dev_handle, BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG); 601 return BT_STATUS_SUCCESS; 602 } 603 else 604 { 605 BTIF_TRACE_ERROR("%s: Error, device %s not opened.", __FUNCTION__, bd_str); 606 return BT_STATUS_FAIL; 607 } 608} 609 610/******************************************************************************* 611** 612** Function btif_hh_connect 613** 614** Description connection initiated from the BTIF thread context 615** 616** Returns int status 617** 618*******************************************************************************/ 619 620bt_status_t btif_hh_connect(bt_bdaddr_t *bd_addr) 621{ 622 btif_hh_device_t *dev; 623 btif_hh_added_device_t *added_dev = NULL; 624 char bda_str[20]; 625 int i; 626 BD_ADDR *bda = (BD_ADDR*)bd_addr; 627 tBTA_HH_CONN conn; 628 CHECK_BTHH_INIT(); 629 dev = btif_hh_find_dev_by_bda(bd_addr); 630 BTIF_TRACE_DEBUG("Connect _hh"); 631 sprintf(bda_str, "%02X:%02X:%02X:%02X:%02X:%02X", 632 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 633 if (dev == NULL && btif_hh_cb.device_num >= BTIF_HH_MAX_HID) { 634 // No space for more HID device now. 635 BTIF_TRACE_WARNING("%s: Error, exceeded the maximum supported HID device number %d", 636 __FUNCTION__, BTIF_HH_MAX_HID); 637 return BT_STATUS_FAIL; 638 } 639 640 for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { 641 if (memcmp(&(btif_hh_cb.added_devices[i].bd_addr), bd_addr, BD_ADDR_LEN) == 0) { 642 added_dev = &btif_hh_cb.added_devices[i]; 643 BTIF_TRACE_WARNING("%s: Device %s already added, attr_mask = 0x%x", 644 __FUNCTION__, bda_str, added_dev->attr_mask); 645 } 646 } 647 648 if (added_dev != NULL) { 649 if (added_dev->dev_handle == BTA_HH_INVALID_HANDLE) { 650 // No space for more HID device now. 651 BTIF_TRACE_ERROR("%s: Error, device %s added but addition failed", __FUNCTION__, bda_str); 652 memset(&(added_dev->bd_addr), 0, 6); 653 added_dev->dev_handle = BTA_HH_INVALID_HANDLE; 654 return BT_STATUS_FAIL; 655 } 656 } 657 658 if (added_dev == NULL || 659 (added_dev->attr_mask & HID_NORMALLY_CONNECTABLE) != 0 || 660 (added_dev->attr_mask & HID_RECONN_INIT) == 0) 661 { 662 tBTA_SEC sec_mask = BTUI_HH_SECURITY; 663 btif_hh_cb.status = BTIF_HH_DEV_CONNECTING; 664 BD_ADDR *bda = (BD_ADDR*)bd_addr; 665 BTA_HhOpen(*bda, BTA_HH_PROTO_RPT_MODE, sec_mask); 666 } 667 else 668 { 669 // This device shall be connected from the host side. 670 BTIF_TRACE_ERROR("%s: Error, device %s can only be reconnected from device side", 671 __FUNCTION__, bda_str); 672 return BT_STATUS_FAIL; 673 } 674 675 HAL_CBACK(bt_hh_callbacks, connection_state_cb, bd_addr, BTHH_CONN_STATE_CONNECTING); 676 return BT_STATUS_SUCCESS; 677} 678 679/******************************************************************************* 680** 681** Function btif_hh_disconnect 682** 683** Description disconnection initiated from the BTIF thread context 684** 685** Returns void 686** 687*******************************************************************************/ 688 689void btif_hh_disconnect(bt_bdaddr_t *bd_addr) 690{ 691 BD_ADDR *bda = (BD_ADDR*)bd_addr; 692 btif_hh_device_t *p_dev; 693 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 694 if (p_dev != NULL) 695 { 696 BTA_HhClose(p_dev->dev_handle); 697 } 698 else 699 BTIF_TRACE_DEBUG("%s-- Error: device not connected:",__FUNCTION__); 700} 701 702/******************************************************************************* 703** 704** Function btif_btif_hh_setreport 705** 706** Description setreport initiated from the BTIF thread context 707** 708** Returns void 709** 710*******************************************************************************/ 711void btif_hh_setreport(btif_hh_device_t *p_dev, bthh_report_type_t r_type, UINT16 size, 712 UINT8* report) 713{ 714 BT_HDR* p_buf = create_pbuf(size, report); 715 if (p_buf == NULL) { 716 APPL_TRACE_ERROR("%s: Error, failed to allocate RPT buffer, size = %d", __FUNCTION__, size); 717 return; 718 } 719 BTA_HhSetReport(p_dev->dev_handle, r_type, p_buf); 720} 721 722/***************************************************************************** 723** Section name (Group of functions) 724*****************************************************************************/ 725 726/***************************************************************************** 727** 728** btif hh api functions (no context switch) 729** 730*****************************************************************************/ 731 732 733/******************************************************************************* 734** 735** Function btif_hh_upstreams_evt 736** 737** Description Executes HH UPSTREAMS events in btif context 738** 739** Returns void 740** 741*******************************************************************************/ 742static void btif_hh_upstreams_evt(UINT16 event, char* p_param) 743{ 744 tBTA_HH *p_data = (tBTA_HH *)p_param; 745 bdstr_t bdstr; 746 btif_hh_device_t *p_dev = NULL; 747 int i; 748 int len, tmplen; 749 750 BTIF_TRACE_DEBUG("%s: event=%s", __FUNCTION__, dump_hh_event(event)); 751 752 switch (event) 753 { 754 case BTA_HH_ENABLE_EVT: 755 BTIF_TRACE_DEBUG("%s: BTA_HH_ENABLE_EVT: status =%d",__FUNCTION__, p_data->status); 756 if (p_data->status == BTA_HH_OK) { 757 btif_hh_cb.status = BTIF_HH_ENABLED; 758 BTIF_TRACE_DEBUG("%s--Loading added devices",__FUNCTION__); 759 /* Add hid descriptors for already bonded hid devices*/ 760 btif_storage_load_bonded_hid_info(); 761 } 762 else { 763 btif_hh_cb.status = BTIF_HH_DISABLED; 764 BTIF_TRACE_WARNING("BTA_HH_ENABLE_EVT: Error, HH enabling failed, status = %d", p_data->status); 765 } 766 break; 767 768 case BTA_HH_DISABLE_EVT: 769 btif_hh_cb.status = BTIF_HH_DISABLED; 770 if (p_data->status == BTA_HH_OK) { 771 int i; 772 //Clear the control block 773 memset(&btif_hh_cb, 0, sizeof(btif_hh_cb)); 774 for (i = 0; i < BTIF_HH_MAX_HID; i++){ 775 btif_hh_cb.devices[i].dev_status = BTHH_CONN_STATE_UNKNOWN; 776 } 777 } 778 else 779 BTIF_TRACE_WARNING("BTA_HH_DISABLE_EVT: Error, HH disabling failed, status = %d", p_data->status); 780 break; 781 782 case BTA_HH_OPEN_EVT: 783 BTIF_TRACE_WARNING("%s: BTA_HH_OPN_EVT: handle=%d, status =%d",__FUNCTION__, p_data->conn.handle, p_data->conn.status); 784 if (p_data->conn.status == BTA_HH_OK) { 785 p_dev = btif_hh_find_connected_dev_by_handle(p_data->conn.handle); 786 if (p_dev == NULL) { 787 BTIF_TRACE_WARNING("BTA_HH_OPEN_EVT: Error, cannot find device with handle %d", p_data->conn.handle); 788 btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; 789 // The connect request must come from device side and exceeded the connected 790 // HID device number. 791 BTA_HhClose(p_data->conn.handle); 792 HAL_CBACK(bt_hh_callbacks, connection_state_cb, (bt_bdaddr_t*) &p_data->conn.bda,BTHH_CONN_STATE_DISCONNECTED); 793 } 794 else if (p_dev->fd < 0) { 795 BTIF_TRACE_WARNING("BTA_HH_OPEN_EVT: Error, failed to find the uhid driver..."); 796 memcpy(&(p_dev->bd_addr), p_data->conn.bda, BD_ADDR_LEN); 797 //remove the connection and then try again to reconnect from the mouse side to recover 798 btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; 799 BTA_HhClose(p_data->conn.handle); 800 } 801 else { 802 BTIF_TRACE_WARNING("BTA_HH_OPEN_EVT: Found device...Getting dscp info for handle ... %d",p_data->conn.handle); 803 memcpy(&(p_dev->bd_addr), p_data->conn.bda, BD_ADDR_LEN); 804 btif_hh_cb.status = BTIF_HH_DEV_CONNECTED; 805 // Send set_idle if the peer_device is a keyboard 806 if (check_cod((bt_bdaddr_t*)p_data->conn.bda, COD_HID_KEYBOARD )|| 807 check_cod((bt_bdaddr_t*)p_data->conn.bda, COD_HID_COMBO)) 808 BTA_HhSetIdle(p_data->conn.handle, 0); 809 btif_hh_cb.p_curr_dev = btif_hh_find_connected_dev_by_handle(p_data->conn.handle); 810 BTA_HhGetDscpInfo(p_data->conn.handle); 811 p_dev->dev_status = BTHH_CONN_STATE_CONNECTED; 812 HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); 813 } 814 } 815 else { 816 bt_bdaddr_t *bdaddr = (bt_bdaddr_t*)p_data->conn.bda; 817 btif_dm_hh_open_failed(bdaddr); 818 HAL_CBACK(bt_hh_callbacks, connection_state_cb, (bt_bdaddr_t*) &p_data->conn.bda,BTHH_CONN_STATE_DISCONNECTED); 819 btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; 820 } 821 break; 822 case BTA_HH_CLOSE_EVT: 823 BTIF_TRACE_DEBUG("BTA_HH_CLOSE_EVT: status = %d, handle = %d", 824 p_data->dev_status.status, p_data->dev_status.handle); 825 p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); 826 if (p_dev != NULL) { 827 BTIF_TRACE_DEBUG("%s: uhid fd = %d", __FUNCTION__, p_dev->fd); 828 if(p_dev->vup_timer_active) 829 { 830 btif_hh_stop_vup_timer(&(p_dev->bd_addr)); 831 } 832 btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; 833 p_dev->dev_status = BTHH_CONN_STATE_DISCONNECTED; 834 HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); 835 BTIF_TRACE_DEBUG("%s: Closing uhid fd = %d", __FUNCTION__, p_dev->fd); 836 bta_hh_co_destroy(p_dev->fd); 837 p_dev->fd = -1; 838 } 839 else { 840 BTIF_TRACE_WARNING("Error: cannot find device with handle %d", p_data->dev_status.handle); 841 } 842 break; 843 case BTA_HH_GET_RPT_EVT: { 844 BT_HDR *hdr = p_data->hs_data.rsp_data.p_rpt_data; 845 UINT8 *data = NULL; 846 UINT16 len = 0; 847 848 BTIF_TRACE_DEBUG("BTA_HH_GET_RPT_EVT: status = %d, handle = %d", 849 p_data->hs_data.status, p_data->hs_data.handle); 850 /* p_rpt_data in HANDSHAKE response case */ 851 if (hdr) { 852 data = (UINT8 *)(hdr + 1) + hdr->offset; 853 len = hdr->len; 854 } 855 p_dev = btif_hh_find_connected_dev_by_handle(p_data->hs_data.handle); 856 if (p_dev) { 857 HAL_CBACK(bt_hh_callbacks, get_report_cb, 858 (bt_bdaddr_t*) &(p_dev->bd_addr), 859 (bthh_status_t) p_data->hs_data.status, data, len); 860 } else { 861 BTIF_TRACE_WARNING("Error: cannot find device with handle %d", p_data->hs_data.handle); 862 } 863 break; 864 } 865 case BTA_HH_SET_RPT_EVT: 866 BTIF_TRACE_DEBUG("BTA_HH_SET_RPT_EVT: status = %d, handle = %d", 867 p_data->dev_status.status, p_data->dev_status.handle); 868 break; 869 870 case BTA_HH_GET_PROTO_EVT: 871 p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); 872 BTIF_TRACE_WARNING("BTA_HH_GET_PROTO_EVT: status = %d, handle = %d, proto = [%d], %s", 873 p_data->hs_data.status, p_data->hs_data.handle, 874 p_data->hs_data.rsp_data.proto_mode, 875 (p_data->hs_data.rsp_data.proto_mode == BTA_HH_PROTO_RPT_MODE) ? "Report Mode" : 876 (p_data->hs_data.rsp_data.proto_mode == BTA_HH_PROTO_BOOT_MODE) ? "Boot Mode" : "Unsupported"); 877 HAL_CBACK(bt_hh_callbacks, protocol_mode_cb,(bt_bdaddr_t*) &(p_dev->bd_addr), (bthh_status_t)p_data->hs_data.status, 878 (bthh_protocol_mode_t) p_data->hs_data.rsp_data.proto_mode); 879 break; 880 881 case BTA_HH_SET_PROTO_EVT: 882 BTIF_TRACE_DEBUG("BTA_HH_SET_PROTO_EVT: status = %d, handle = %d", 883 p_data->dev_status.status, p_data->dev_status.handle); 884 break; 885 886 case BTA_HH_GET_IDLE_EVT: 887 BTIF_TRACE_DEBUG("BTA_HH_GET_IDLE_EVT: handle = %d, status = %d, rate = %d", 888 p_data->hs_data.handle, p_data->hs_data.status, 889 p_data->hs_data.rsp_data.idle_rate); 890 break; 891 892 case BTA_HH_SET_IDLE_EVT: 893 BTIF_TRACE_DEBUG("BTA_HH_SET_IDLE_EVT: status = %d, handle = %d", 894 p_data->dev_status.status, p_data->dev_status.handle); 895 break; 896 897 case BTA_HH_GET_DSCP_EVT: 898 BTIF_TRACE_WARNING("BTA_HH_GET_DSCP_EVT: status = %d, handle = %d", 899 p_data->dev_status.status, p_data->dev_status.handle); 900 len = p_data->dscp_info.descriptor.dl_len; 901 BTIF_TRACE_DEBUG("BTA_HH_GET_DSCP_EVT: len = %d", len); 902 p_dev = btif_hh_cb.p_curr_dev; 903 if (p_dev == NULL) { 904 BTIF_TRACE_ERROR("BTA_HH_GET_DSCP_EVT: No HID device is currently connected"); 905 return; 906 } 907 if (p_dev->fd < 0) { 908 ALOGE("BTA_HH_GET_DSCP_EVT: Error, failed to find the uhid driver..."); 909 return; 910 } 911 { 912 char *cached_name = NULL; 913 bt_bdname_t bdname; 914 bt_property_t prop_name; 915 BTIF_STORAGE_FILL_PROPERTY(&prop_name, BT_PROPERTY_BDNAME, 916 sizeof(bt_bdname_t), &bdname); 917 if (btif_storage_get_remote_device_property( 918 &p_dev->bd_addr, &prop_name) == BT_STATUS_SUCCESS) 919 { 920 cached_name = (char *)bdname.name; 921 } 922 else 923 { 924 cached_name = "Bluetooth HID"; 925 } 926 927 BTIF_TRACE_WARNING("%s: name = %s", __FUNCTION__, cached_name); 928 bta_hh_co_send_hid_info(p_dev, cached_name, 929 p_data->dscp_info.vendor_id, p_data->dscp_info.product_id, 930 p_data->dscp_info.version, p_data->dscp_info.ctry_code, 931 len, p_data->dscp_info.descriptor.dsc_list); 932 if (btif_hh_add_added_dev(p_dev->bd_addr, p_dev->attr_mask)) { 933 BD_ADDR bda; 934 bdcpy(bda, p_dev->bd_addr.address); 935 tBTA_HH_DEV_DSCP_INFO dscp_info; 936 bt_status_t ret; 937 bdcpy(bda, p_dev->bd_addr.address); 938 btif_hh_copy_hid_info(&dscp_info, &p_data->dscp_info); 939 BTIF_TRACE_DEBUG("BTA_HH_GET_DSCP_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", 940 p_dev->bd_addr.address[0], p_dev->bd_addr.address[1], 941 p_dev->bd_addr.address[2],p_dev->bd_addr.address[3], 942 p_dev->bd_addr.address[4], p_dev->bd_addr.address[5]); 943 BTA_HhAddDev(bda, p_dev->attr_mask,p_dev->sub_class,p_dev->app_id, dscp_info); 944 // write hid info to nvram 945 ret = btif_storage_add_hid_device_info(&(p_dev->bd_addr), p_dev->attr_mask,p_dev->sub_class,p_dev->app_id, 946 p_data->dscp_info.vendor_id, p_data->dscp_info.product_id, 947 p_data->dscp_info.version, p_data->dscp_info.ctry_code, 948 p_data->dscp_info.ssr_max_latency, p_data->dscp_info.ssr_min_tout, 949 len, p_data->dscp_info.descriptor.dsc_list); 950 951 ASSERTC(ret == BT_STATUS_SUCCESS, "storing hid info failed", ret); 952 BTIF_TRACE_WARNING("BTA_HH_GET_DSCP_EVT: Called add device"); 953 954 //Free buffer created for dscp_info; 955 if (dscp_info.descriptor.dl_len >0 && dscp_info.descriptor.dsc_list != NULL) 956 { 957 GKI_freebuf(dscp_info.descriptor.dsc_list); 958 dscp_info.descriptor.dsc_list = NULL; 959 dscp_info.descriptor.dl_len=0; 960 } 961 } 962 else { 963 //Device already added. 964 BTIF_TRACE_WARNING("%s: Device already added ",__FUNCTION__); 965 } 966 /*Sync HID Keyboard lockstates */ 967 tmplen = sizeof(hid_kb_numlock_on_list) 968 / sizeof(tHID_KB_LIST); 969 for(i = 0; i< tmplen; i++) 970 { 971 if(p_data->dscp_info.vendor_id 972 == hid_kb_numlock_on_list[i].version_id && 973 p_data->dscp_info.product_id 974 == hid_kb_numlock_on_list[i].product_id) 975 { 976 BTIF_TRACE_DEBUG("%s() idx[%d] Enabling "\ 977 "NUMLOCK for device :: %s", __FUNCTION__, 978 i, hid_kb_numlock_on_list[i].kb_name); 979 /* Enable NUMLOCK by default so that numeric 980 keys work from first keyboard connect */ 981 set_keylockstate(BTIF_HH_KEYSTATE_MASK_NUMLOCK, 982 TRUE); 983 sync_lockstate_on_connect(p_dev); 984 /* End Sync HID Keyboard lockstates */ 985 break; 986 } 987 } 988 } 989 break; 990 991 case BTA_HH_ADD_DEV_EVT: 992 BTIF_TRACE_WARNING("BTA_HH_ADD_DEV_EVT: status = %d, handle = %d",p_data->dev_info.status, p_data->dev_info.handle); 993 int i; 994 for (i = 0; i < BTIF_HH_MAX_ADDED_DEV; i++) { 995 if (memcmp(btif_hh_cb.added_devices[i].bd_addr.address, p_data->dev_info.bda, 6) == 0) { 996 if (p_data->dev_info.status == BTA_HH_OK) { 997 btif_hh_cb.added_devices[i].dev_handle = p_data->dev_info.handle; 998 } 999 else { 1000 memset(btif_hh_cb.added_devices[i].bd_addr.address, 0, 6); 1001 btif_hh_cb.added_devices[i].dev_handle = BTA_HH_INVALID_HANDLE; 1002 } 1003 break; 1004 } 1005 } 1006 break; 1007 case BTA_HH_RMV_DEV_EVT: 1008 BTIF_TRACE_DEBUG("BTA_HH_RMV_DEV_EVT: status = %d, handle = %d", 1009 p_data->dev_info.status, p_data->dev_info.handle); 1010 BTIF_TRACE_DEBUG("BTA_HH_RMV_DEV_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", 1011 p_data->dev_info.bda[0], p_data->dev_info.bda[1], p_data->dev_info.bda[2], 1012 p_data->dev_info.bda[3], p_data->dev_info.bda[4], p_data->dev_info.bda[5]); 1013 break; 1014 1015 1016 case BTA_HH_VC_UNPLUG_EVT: 1017 BTIF_TRACE_DEBUG("BTA_HH_VC_UNPLUG_EVT: status = %d, handle = %d", 1018 p_data->dev_status.status, p_data->dev_status.handle); 1019 p_dev = btif_hh_find_connected_dev_by_handle(p_data->dev_status.handle); 1020 btif_hh_cb.status = BTIF_HH_DEV_DISCONNECTED; 1021 if (p_dev != NULL) { 1022 BTIF_TRACE_DEBUG("BTA_HH_VC_UNPLUG_EVT:bda = %02x:%02x:%02x:%02x:%02x:%02x", 1023 p_dev->bd_addr.address[0], p_dev->bd_addr.address[1], 1024 p_dev->bd_addr.address[2],p_dev->bd_addr.address[3], 1025 p_dev->bd_addr.address[4], p_dev->bd_addr.address[5]); 1026 /* Stop the VUP timer */ 1027 if(p_dev->vup_timer_active) 1028 { 1029 btif_hh_stop_vup_timer(&(p_dev->bd_addr)); 1030 } 1031 p_dev->dev_status = BTHH_CONN_STATE_DISCONNECTED; 1032 BTIF_TRACE_DEBUG("%s---Sending connection state change", __FUNCTION__); 1033 HAL_CBACK(bt_hh_callbacks, connection_state_cb,&(p_dev->bd_addr), p_dev->dev_status); 1034 BTIF_TRACE_DEBUG("%s---Removing HID bond", __FUNCTION__); 1035 /* If it is locally initiated VUP or remote device has its major COD as 1036 Peripheral removed the bond.*/ 1037 if (p_dev->local_vup || check_cod_hid(&(p_dev->bd_addr), COD_HID_MAJOR)) 1038 { 1039 p_dev->local_vup = FALSE; 1040 BTA_DmRemoveDevice((UINT8 *)p_dev->bd_addr.address); 1041 } 1042 else 1043 btif_hh_remove_device(p_dev->bd_addr); 1044 HAL_CBACK(bt_hh_callbacks, virtual_unplug_cb,&(p_dev->bd_addr), 1045 p_data->dev_status.status); 1046 } 1047 break; 1048 1049 case BTA_HH_API_ERR_EVT : 1050 ALOGI("BTA_HH API_ERR"); 1051 break; 1052 1053 1054 1055 default: 1056 BTIF_TRACE_WARNING("%s: Unhandled event: %d", __FUNCTION__, event); 1057 break; 1058 } 1059} 1060 1061/******************************************************************************* 1062** 1063** Function bte_hh_evt 1064** 1065** Description Switches context from BTE to BTIF for all HH events 1066** 1067** Returns void 1068** 1069*******************************************************************************/ 1070 1071static void bte_hh_evt(tBTA_HH_EVT event, tBTA_HH *p_data) 1072{ 1073 bt_status_t status; 1074 int param_len = 0; 1075 1076 if (BTA_HH_ENABLE_EVT == event) 1077 param_len = sizeof(tBTA_HH_STATUS); 1078 else if (BTA_HH_OPEN_EVT == event) 1079 param_len = sizeof(tBTA_HH_CONN); 1080 else if (BTA_HH_DISABLE_EVT == event) 1081 param_len = sizeof(tBTA_HH_STATUS); 1082 else if (BTA_HH_CLOSE_EVT == event) 1083 param_len = sizeof(tBTA_HH_CBDATA); 1084 else if (BTA_HH_GET_DSCP_EVT == event) 1085 param_len = sizeof(tBTA_HH_DEV_DSCP_INFO); 1086 else if ((BTA_HH_GET_PROTO_EVT == event) || (BTA_HH_GET_RPT_EVT == event)|| (BTA_HH_GET_IDLE_EVT == event)) 1087 param_len = sizeof(tBTA_HH_HSDATA); 1088 else if ((BTA_HH_SET_PROTO_EVT == event) || (BTA_HH_SET_RPT_EVT == event) || (BTA_HH_VC_UNPLUG_EVT == event) || (BTA_HH_SET_IDLE_EVT == event)) 1089 param_len = sizeof(tBTA_HH_CBDATA); 1090 else if ((BTA_HH_ADD_DEV_EVT == event) || (BTA_HH_RMV_DEV_EVT == event) ) 1091 param_len = sizeof(tBTA_HH_DEV_INFO); 1092 else if (BTA_HH_API_ERR_EVT == event) 1093 param_len = 0; 1094 /* switch context to btif task context (copy full union size for convenience) */ 1095 status = btif_transfer_context(btif_hh_upstreams_evt, (uint16_t)event, (void*)p_data, param_len, NULL); 1096 1097 /* catch any failed context transfers */ 1098 ASSERTC(status == BT_STATUS_SUCCESS, "context transfer failed", status); 1099} 1100 1101/******************************************************************************* 1102** 1103** Function btif_hh_handle_evt 1104** 1105** Description Switches context for immediate callback 1106** 1107** Returns void 1108** 1109*******************************************************************************/ 1110 1111static void btif_hh_handle_evt(UINT16 event, char *p_param) 1112{ 1113 bt_bdaddr_t *bd_addr = (bt_bdaddr_t*)p_param; 1114 BTIF_TRACE_EVENT("%s: event=%d", __FUNCTION__, event); 1115 int ret; 1116 switch(event) 1117 { 1118 case BTIF_HH_CONNECT_REQ_EVT: 1119 { 1120 ret = btif_hh_connect(bd_addr); 1121 if(ret == BT_STATUS_SUCCESS) 1122 { 1123 HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_CONNECTING); 1124 } 1125 else 1126 HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_DISCONNECTED); 1127 } 1128 break; 1129 1130 case BTIF_HH_DISCONNECT_REQ_EVT: 1131 { 1132 BTIF_TRACE_EVENT("%s: event=%d", __FUNCTION__, event); 1133 btif_hh_disconnect(bd_addr); 1134 HAL_CBACK(bt_hh_callbacks, connection_state_cb,bd_addr,BTHH_CONN_STATE_DISCONNECTING); 1135 } 1136 break; 1137 1138 case BTIF_HH_VUP_REQ_EVT: 1139 { 1140 BTIF_TRACE_EVENT("%s: event=%d", __FUNCTION__, event); 1141 ret = btif_hh_virtual_unplug(bd_addr); 1142 } 1143 break; 1144 1145 default: 1146 { 1147 BTIF_TRACE_WARNING("%s : Unknown event 0x%x", __FUNCTION__, event); 1148 } 1149 break; 1150 } 1151} 1152 1153/******************************************************************************* 1154** 1155** Function btif_hh_tmr_hdlr 1156** 1157** Description Process timer timeout 1158** 1159** Returns void 1160*******************************************************************************/ 1161void btif_hh_tmr_hdlr(TIMER_LIST_ENT *tle) 1162{ 1163 btif_hh_device_t *p_dev; 1164 UINT8 i,j; 1165 tBTA_HH_EVT event; 1166 tBTA_HH p_data; 1167 int param_len = 0; 1168 memset(&p_data, 0, sizeof(tBTA_HH)); 1169 1170 BTIF_TRACE_DEBUG("%s timer_in_use=%d", __FUNCTION__, tle->in_use ); 1171 1172 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 1173 if (btif_hh_cb.devices[i].dev_status == BTHH_CONN_STATE_CONNECTED) 1174 { 1175 1176 p_dev = &btif_hh_cb.devices[i]; 1177 1178 if (p_dev->vup_timer_active) 1179 { 1180 p_dev->vup_timer_active = FALSE; 1181 event = BTA_HH_VC_UNPLUG_EVT; 1182 p_data.dev_status.status = BTHH_ERR; 1183 p_data.dev_status.handle = p_dev->dev_handle; 1184 param_len = sizeof(tBTA_HH_CBDATA); 1185 1186 /* switch context to btif task context */ 1187 btif_transfer_context(btif_hh_upstreams_evt, (uint16_t)event, (void*)&p_data, 1188 param_len, NULL); 1189 } 1190 } 1191 } 1192} 1193 1194/******************************************************************************* 1195** 1196** Function btif_hh_init 1197** 1198** Description initializes the hh interface 1199** 1200** Returns bt_status_t 1201** 1202*******************************************************************************/ 1203static bt_status_t init( bthh_callbacks_t* callbacks ) 1204{ 1205 UINT32 i; 1206 BTIF_TRACE_EVENT("%s", __FUNCTION__); 1207 1208 bt_hh_callbacks = callbacks; 1209 memset(&btif_hh_cb, 0, sizeof(btif_hh_cb)); 1210 for (i = 0; i < BTIF_HH_MAX_HID; i++){ 1211 btif_hh_cb.devices[i].dev_status = BTHH_CONN_STATE_UNKNOWN; 1212 } 1213 /* Invoke the enable service API to the core to set the appropriate service_id */ 1214 btif_enable_service(BTA_HID_SERVICE_ID); 1215 return BT_STATUS_SUCCESS; 1216} 1217 1218/******************************************************************************* 1219** 1220** Function connect 1221** 1222** Description connect to hid device 1223** 1224** Returns bt_status_t 1225** 1226*******************************************************************************/ 1227static bt_status_t connect( bt_bdaddr_t *bd_addr) 1228{ 1229 if(btif_hh_cb.status != BTIF_HH_DEV_CONNECTING) 1230 { 1231 btif_transfer_context(btif_hh_handle_evt, BTIF_HH_CONNECT_REQ_EVT, 1232 (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); 1233 return BT_STATUS_SUCCESS; 1234 } 1235 else 1236 return BT_STATUS_BUSY; 1237} 1238 1239/******************************************************************************* 1240** 1241** Function disconnect 1242** 1243** Description disconnect from hid device 1244** 1245** Returns bt_status_t 1246** 1247*******************************************************************************/ 1248static bt_status_t disconnect( bt_bdaddr_t *bd_addr ) 1249{ 1250 CHECK_BTHH_INIT(); 1251 btif_hh_device_t *p_dev; 1252 1253 if (btif_hh_cb.status == BTIF_HH_DISABLED) 1254 { 1255 BTIF_TRACE_WARNING("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1256 return BT_STATUS_FAIL; 1257 } 1258 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1259 if (p_dev != NULL) 1260 { 1261 return btif_transfer_context(btif_hh_handle_evt, BTIF_HH_DISCONNECT_REQ_EVT, 1262 (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); 1263 } 1264 else 1265 { 1266 BTIF_TRACE_WARNING("%s: Error, device not opened.", __FUNCTION__); 1267 return BT_STATUS_FAIL; 1268 } 1269} 1270 1271/******************************************************************************* 1272** 1273** Function virtual_unplug 1274** 1275** Description Virtual UnPlug (VUP) the specified HID device. 1276** 1277** Returns bt_status_t 1278** 1279*******************************************************************************/ 1280static bt_status_t virtual_unplug (bt_bdaddr_t *bd_addr) 1281{ 1282 CHECK_BTHH_INIT(); 1283 btif_hh_device_t *p_dev; 1284 char bd_str[18]; 1285 sprintf(bd_str, "%02X:%02X:%02X:%02X:%02X:%02X", 1286 bd_addr->address[0], bd_addr->address[1], bd_addr->address[2], bd_addr->address[3], 1287 bd_addr->address[4], bd_addr->address[5]); 1288 if (btif_hh_cb.status == BTIF_HH_DISABLED) 1289 { 1290 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1291 return BT_STATUS_FAIL; 1292 } 1293 p_dev = btif_hh_find_dev_by_bda(bd_addr); 1294 if (!p_dev) 1295 { 1296 BTIF_TRACE_ERROR("%s: Error, device %s not opened.", __FUNCTION__, bd_str); 1297 return BT_STATUS_FAIL; 1298 } 1299 btif_transfer_context(btif_hh_handle_evt, BTIF_HH_VUP_REQ_EVT, 1300 (char*)bd_addr, sizeof(bt_bdaddr_t), NULL); 1301 return BT_STATUS_SUCCESS; 1302} 1303 1304 1305/******************************************************************************* 1306** 1307** Function set_info 1308** 1309** Description Set the HID device descriptor for the specified HID device. 1310** 1311** Returns bt_status_t 1312** 1313*******************************************************************************/ 1314static bt_status_t set_info (bt_bdaddr_t *bd_addr, bthh_hid_info_t hid_info ) 1315{ 1316 CHECK_BTHH_INIT(); 1317 tBTA_HH_DEV_DSCP_INFO dscp_info; 1318 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1319 1320 BTIF_TRACE_DEBUG("addr = %02X:%02X:%02X:%02X:%02X:%02X", 1321 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1322 BTIF_TRACE_DEBUG("%s: sub_class = 0x%02x, app_id = %d, vendor_id = 0x%04x, " 1323 "product_id = 0x%04x, version= 0x%04x", 1324 __FUNCTION__, hid_info.sub_class, 1325 hid_info.app_id, hid_info.vendor_id, hid_info.product_id, 1326 hid_info.version); 1327 1328 if (btif_hh_cb.status == BTIF_HH_DISABLED) 1329 { 1330 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1331 return BT_STATUS_FAIL; 1332 } 1333 1334 dscp_info.vendor_id = hid_info.vendor_id; 1335 dscp_info.product_id = hid_info.product_id; 1336 dscp_info.version = hid_info.version; 1337 dscp_info.ctry_code = hid_info.ctry_code; 1338 1339 dscp_info.descriptor.dl_len = hid_info.dl_len; 1340 dscp_info.descriptor.dsc_list = (UINT8 *) GKI_getbuf(dscp_info.descriptor.dl_len); 1341 if (dscp_info.descriptor.dsc_list == NULL) 1342 { 1343 ALOGE("%s: Failed to allocate DSCP for CB", __FUNCTION__); 1344 return BT_STATUS_FAIL; 1345 } 1346 memcpy(dscp_info.descriptor.dsc_list, &(hid_info.dsc_list), hid_info.dl_len); 1347 1348 if (btif_hh_add_added_dev(*bd_addr, hid_info.attr_mask)) 1349 { 1350 BTA_HhAddDev(*bda, hid_info.attr_mask, hid_info.sub_class, 1351 hid_info.app_id, dscp_info); 1352 } 1353 1354 GKI_freebuf(dscp_info.descriptor.dsc_list); 1355 1356 return BT_STATUS_SUCCESS; 1357} 1358 1359/******************************************************************************* 1360** 1361** Function get_protocol 1362** 1363** Description Get the HID proto mode. 1364** 1365** Returns bt_status_t 1366** 1367*******************************************************************************/ 1368static bt_status_t get_protocol (bt_bdaddr_t *bd_addr, bthh_protocol_mode_t protocolMode) 1369{ 1370 CHECK_BTHH_INIT(); 1371 btif_hh_device_t *p_dev; 1372 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1373 UNUSED(protocolMode); 1374 1375 BTIF_TRACE_DEBUG(" addr = %02X:%02X:%02X:%02X:%02X:%02X", 1376 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1377 1378 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1379 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1380 return BT_STATUS_FAIL; 1381 } 1382 1383 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1384 if (p_dev != NULL) { 1385 1386 BTA_HhGetProtoMode(p_dev->dev_handle); 1387 } 1388 else { 1389 return BT_STATUS_FAIL; 1390 } 1391 return BT_STATUS_SUCCESS; 1392} 1393 1394/******************************************************************************* 1395** 1396** Function set_protocol 1397** 1398** Description Set the HID proto mode. 1399** 1400** Returns bt_status_t 1401** 1402*******************************************************************************/ 1403static bt_status_t set_protocol (bt_bdaddr_t *bd_addr, bthh_protocol_mode_t protocolMode) 1404{ 1405 CHECK_BTHH_INIT(); 1406 btif_hh_device_t *p_dev; 1407 UINT8 proto_mode = protocolMode; 1408 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1409 1410 BTIF_TRACE_DEBUG("%s:proto_mode = %d", __FUNCTION__,protocolMode); 1411 1412 BTIF_TRACE_DEBUG("addr = %02X:%02X:%02X:%02X:%02X:%02X", 1413 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1414 1415 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1416 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1417 return BT_STATUS_FAIL; 1418 } 1419 1420 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1421 if (p_dev == NULL) { 1422 BTIF_TRACE_WARNING(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1423 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1424 return BT_STATUS_FAIL; 1425 } 1426 else if (protocolMode != BTA_HH_PROTO_RPT_MODE && protocolMode != BTA_HH_PROTO_BOOT_MODE) { 1427 BTIF_TRACE_WARNING("s: Error, device proto_mode = %d.", __FUNCTION__, proto_mode); 1428 return BT_STATUS_FAIL; 1429 } 1430 else { 1431 BTA_HhSetProtoMode(p_dev->dev_handle, protocolMode); 1432 } 1433 1434 1435 return BT_STATUS_SUCCESS; 1436} 1437 1438/******************************************************************************* 1439** 1440** Function get_report 1441** 1442** Description Send a GET_REPORT to HID device. 1443** 1444** Returns bt_status_t 1445** 1446*******************************************************************************/ 1447static bt_status_t get_report (bt_bdaddr_t *bd_addr, bthh_report_type_t reportType, uint8_t reportId, int bufferSize) 1448{ 1449 CHECK_BTHH_INIT(); 1450 btif_hh_device_t *p_dev; 1451 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1452 1453 BTIF_TRACE_DEBUG("%s:proto_mode = %dr_type = %d, rpt_id = %d, buf_size = %d", __FUNCTION__, 1454 reportType, reportId, bufferSize); 1455 1456 BTIF_TRACE_DEBUG("addr = %02X:%02X:%02X:%02X:%02X:%02X", 1457 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1458 1459 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1460 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1461 return BT_STATUS_FAIL; 1462 } 1463 1464 1465 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1466 if (p_dev == NULL) { 1467 BTIF_TRACE_ERROR("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1468 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1469 return BT_STATUS_FAIL; 1470 } 1471 else if ( ((int) reportType) <= BTA_HH_RPTT_RESRV || ((int) reportType) > BTA_HH_RPTT_FEATURE) { 1472 BTIF_TRACE_ERROR(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1473 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1474 return BT_STATUS_FAIL; 1475 } 1476 else { 1477 BTA_HhGetReport(p_dev->dev_handle, reportType, 1478 reportId, bufferSize); 1479 } 1480 1481 return BT_STATUS_SUCCESS; 1482} 1483 1484/******************************************************************************* 1485** 1486** Function set_report 1487** 1488** Description Send a SET_REPORT to HID device. 1489** 1490** Returns bt_status_t 1491** 1492*******************************************************************************/ 1493static bt_status_t set_report (bt_bdaddr_t *bd_addr, bthh_report_type_t reportType, char* report) 1494{ 1495 CHECK_BTHH_INIT(); 1496 btif_hh_device_t *p_dev; 1497 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1498 1499 BTIF_TRACE_DEBUG("%s:reportType = %d", __FUNCTION__,reportType); 1500 1501 BTIF_TRACE_DEBUG("addr = %02X:%02X:%02X:%02X:%02X:%02X", 1502 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1503 1504 1505 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1506 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1507 return BT_STATUS_FAIL; 1508 } 1509 1510 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1511 if (p_dev == NULL) { 1512 BTIF_TRACE_ERROR("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1513 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1514 return BT_STATUS_FAIL; 1515 } 1516 else if ( ( (int) reportType) <= BTA_HH_RPTT_RESRV || ( (int) reportType) > BTA_HH_RPTT_FEATURE) { 1517 BTIF_TRACE_ERROR(" Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1518 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1519 return BT_STATUS_FAIL; 1520 } 1521 else { 1522 int hex_bytes_filled; 1523 UINT8 *hexbuf; 1524 UINT16 len = (strlen(report) + 1) / 2; 1525 1526 hexbuf = GKI_getbuf(len); 1527 if (hexbuf == NULL) { 1528 BTIF_TRACE_ERROR("%s: Error, failed to allocate RPT buffer, len = %d", 1529 __FUNCTION__, len); 1530 return BT_STATUS_FAIL; 1531 } 1532 1533 /* Build a SetReport data buffer */ 1534 memset(hexbuf, 0, len); 1535 //TODO 1536 hex_bytes_filled = ascii_2_hex(report, len, hexbuf); 1537 ALOGI("Hex bytes filled, hex value: %d", hex_bytes_filled); 1538 if (hex_bytes_filled) { 1539 BT_HDR* p_buf = create_pbuf(hex_bytes_filled, hexbuf); 1540 if (p_buf == NULL) { 1541 BTIF_TRACE_ERROR("%s: Error, failed to allocate RPT buffer, len = %d", 1542 __FUNCTION__, hex_bytes_filled); 1543 GKI_freebuf(hexbuf); 1544 return BT_STATUS_FAIL; 1545 } 1546 BTA_HhSetReport(p_dev->dev_handle, reportType, p_buf); 1547 GKI_freebuf(hexbuf); 1548 return BT_STATUS_SUCCESS; 1549 } 1550 GKI_freebuf(hexbuf); 1551 return BT_STATUS_FAIL; 1552 } 1553} 1554 1555/******************************************************************************* 1556** 1557** Function send_data 1558** 1559** Description Send a SEND_DATA to HID device. 1560** 1561** Returns bt_status_t 1562** 1563*******************************************************************************/ 1564static bt_status_t send_data (bt_bdaddr_t *bd_addr, char* data) 1565{ 1566 CHECK_BTHH_INIT(); 1567 btif_hh_device_t *p_dev; 1568 BD_ADDR* bda = (BD_ADDR*) bd_addr; 1569 1570 BTIF_TRACE_DEBUG("%s", __FUNCTION__); 1571 1572 BTIF_TRACE_DEBUG("addr = %02X:%02X:%02X:%02X:%02X:%02X", 1573 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1574 1575 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1576 BTIF_TRACE_ERROR("%s: Error, HH status = %d", __FUNCTION__, btif_hh_cb.status); 1577 return BT_STATUS_FAIL; 1578 } 1579 1580 p_dev = btif_hh_find_connected_dev_by_bda(bd_addr); 1581 if (p_dev == NULL) { 1582 BTIF_TRACE_ERROR("%s: Error, device %02X:%02X:%02X:%02X:%02X:%02X not opened.", 1583 (*bda)[0], (*bda)[1], (*bda)[2], (*bda)[3], (*bda)[4], (*bda)[5]); 1584 return BT_STATUS_FAIL; 1585 } 1586 1587 else { 1588 int hex_bytes_filled; 1589 UINT8 *hexbuf; 1590 UINT16 len = (strlen(data) + 1) / 2; 1591 1592 hexbuf = GKI_getbuf(len); 1593 if (hexbuf == NULL) { 1594 BTIF_TRACE_ERROR("%s: Error, failed to allocate RPT buffer, len = %d", 1595 __FUNCTION__, len); 1596 return BT_STATUS_FAIL; 1597 } 1598 1599 /* Build a SendData data buffer */ 1600 memset(hexbuf, 0, len); 1601 hex_bytes_filled = ascii_2_hex(data, len, hexbuf); 1602 BTIF_TRACE_ERROR("Hex bytes filled, hex value: %d, %d", hex_bytes_filled, len); 1603 1604 if (hex_bytes_filled) { 1605 BT_HDR* p_buf = create_pbuf(hex_bytes_filled, hexbuf); 1606 if (p_buf == NULL) { 1607 BTIF_TRACE_ERROR("%s: Error, failed to allocate RPT buffer, len = %d", 1608 __FUNCTION__, hex_bytes_filled); 1609 GKI_freebuf(hexbuf); 1610 return BT_STATUS_FAIL; 1611 } 1612 p_buf->layer_specific = BTA_HH_RPTT_OUTPUT; 1613 BTA_HhSendData(p_dev->dev_handle, *bda, p_buf); 1614 GKI_freebuf(hexbuf); 1615 return BT_STATUS_SUCCESS; 1616 } 1617 GKI_freebuf(hexbuf); 1618 return BT_STATUS_FAIL; 1619 } 1620} 1621 1622 1623/******************************************************************************* 1624** 1625** Function cleanup 1626** 1627** Description Closes the HH interface 1628** 1629** Returns bt_status_t 1630** 1631*******************************************************************************/ 1632static void cleanup( void ) 1633{ 1634 BTIF_TRACE_EVENT("%s", __FUNCTION__); 1635 btif_hh_device_t *p_dev; 1636 int i; 1637 if (btif_hh_cb.status == BTIF_HH_DISABLED) { 1638 BTIF_TRACE_WARNING("%s: HH disabling or disabled already, status = %d", __FUNCTION__, btif_hh_cb.status); 1639 return; 1640 } 1641 btif_hh_cb.status = BTIF_HH_DISABLING; 1642 for (i = 0; i < BTIF_HH_MAX_HID; i++) { 1643 p_dev = &btif_hh_cb.devices[i]; 1644 if (p_dev->dev_status != BTHH_CONN_STATE_UNKNOWN && p_dev->fd >= 0) { 1645 BTIF_TRACE_DEBUG("%s: Closing uhid fd = %d", __FUNCTION__, p_dev->fd); 1646 bta_hh_co_destroy(p_dev->fd); 1647 p_dev->fd = -1; 1648 p_dev->hh_keep_polling = 0; 1649 p_dev->hh_poll_thread_id = -1; 1650 } 1651 } 1652 1653 if (bt_hh_callbacks) 1654 { 1655 btif_disable_service(BTA_HID_SERVICE_ID); 1656 bt_hh_callbacks = NULL; 1657 } 1658 1659} 1660 1661static const bthh_interface_t bthhInterface = { 1662 sizeof(bthhInterface), 1663 init, 1664 connect, 1665 disconnect, 1666 virtual_unplug, 1667 set_info, 1668 get_protocol, 1669 set_protocol, 1670// get_idle_time, 1671// set_idle_time, 1672 get_report, 1673 set_report, 1674 send_data, 1675 cleanup, 1676}; 1677 1678/******************************************************************************* 1679** 1680** Function btif_hh_execute_service 1681** 1682** Description Initializes/Shuts down the service 1683** 1684** Returns BT_STATUS_SUCCESS on success, BT_STATUS_FAIL otherwise 1685** 1686*******************************************************************************/ 1687bt_status_t btif_hh_execute_service(BOOLEAN b_enable) 1688{ 1689 if (b_enable) 1690 { 1691 /* Enable and register with BTA-HH */ 1692 BTA_HhEnable(BTA_SEC_NONE, bte_hh_evt); 1693 } 1694 else { 1695 /* Disable HH */ 1696 BTA_HhDisable(); 1697 } 1698 return BT_STATUS_SUCCESS; 1699} 1700 1701/******************************************************************************* 1702** 1703** Function btif_hh_get_interface 1704** 1705** Description Get the hh callback interface 1706** 1707** Returns bthh_interface_t 1708** 1709*******************************************************************************/ 1710const bthh_interface_t *btif_hh_get_interface() 1711{ 1712 BTIF_TRACE_EVENT("%s", __FUNCTION__); 1713 return &bthhInterface; 1714} 1715