bta_hh_main.c revision 5738f83aeb59361a0a2eda2460113f6dc919427
15738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 25738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 35738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Copyright (C) 2005-2012 Broadcom Corporation 45738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 55738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 65738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * you may not use this file except in compliance with the License. 75738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * You may obtain a copy of the License at: 85738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 95738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * See the License for the specific language governing permissions and 155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * limitations under the License. 165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/****************************************************************************** 205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * This file contains the HID host main functions and state machine. 225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * 235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project ******************************************************************************/ 245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bt_target.h" 265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE) 285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include <string.h> 305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bta_hh_api.h" 325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "bta_hh_int.h" 335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#include "gki.h" 345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Constants and types 375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*****************************************************************************/ 385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* state machine action enumeration list */ 405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectenum 415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_API_DISC_ACT, /* HID host process API close action */ 435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_OPEN_ACT, /* HID host process BTA_HH_EVT_OPEN */ 445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_CLOSE_ACT, /* HID host process BTA_HH_EVT_CLOSE */ 455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_DATA_ACT, /* HID host receive data report */ 465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_CTRL_DAT_ACT, 475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_HANDSK_ACT, 485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_START_SDP, /* HID host inquery */ 495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_SDP_CMPL, 505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_WRITE_DEV_ACT, 515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_GET_DSCP_ACT, 525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_MAINT_DEV_ACT, 535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_OPEN_CMPL_ACT, 545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_NUM_ACTIONS 555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTA_HH_IGNORE BTA_HH_NUM_ACTIONS 585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* type for action functions */ 605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projecttypedef void (*tBTA_HH_ACTION)(tBTA_HH_DEV_CB *p_cb, tBTA_HH_DATA *p_data); 615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* action functions */ 635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectconst tBTA_HH_ACTION bta_hh_action[] = 645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_api_disc_act, 665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_open_act, 675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_close_act, 685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_data_act, 695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_ctrl_dat_act, 705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_handsk_act, 715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_start_sdp, 725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_sdp_cmpl, 735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_write_dev_act, 745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_get_dscp_act, 755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_maint_dev_act, 765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_open_cmpl_act 775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* state table information */ 805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTA_HH_ACTION 0 /* position of action */ 815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTA_HH_NEXT_STATE 1 /* position of next state */ 825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#define BTA_HH_NUM_COLS 2 /* number of columns */ 835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* state table for idle state */ 855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectconst UINT8 bta_hh_st_idle[][BTA_HH_NUM_COLS] = 865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* Event Action Next state */ 885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_OPEN_EVT */ {BTA_HH_START_SDP, BTA_HH_W4_CONN_ST }, 895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_W4_CONN_ST }, 915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_CLOSE_ACT, BTA_HH_IDLE_ST }, 925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_DATA_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_IDLE_ST }, 995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST } 1005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 1025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectconst UINT8 bta_hh_st_w4_conn[][BTA_HH_NUM_COLS] = 1055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* Event Action Next state */ 1075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }, 1085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST }, 1095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_W4_CONN_ST }, 1105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_CLOSE_ACT, BTA_HH_IDLE_ST }, 1115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_DATA_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }, 1125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }, 1135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }, 1145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_SDP_CMPL, BTA_HH_W4_CONN_ST }, 1155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_IGNORE , BTA_HH_W4_CONN_ST }, 1165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }, 1175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_IDLE_ST }, 1185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_OPEN_CMPL_ACT, BTA_HH_CONN_ST } 1195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 1205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectconst UINT8 bta_hh_st_connected[][BTA_HH_NUM_COLS] = 1235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* Event Action Next state */ 1255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST }, 1265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_API_DISC_ACT, BTA_HH_CONN_ST }, 1275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_CONN_ST }, 1285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_CLOSE_ACT, BTA_HH_IDLE_ST }, 1295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_DATA_EVT */ {BTA_HH_DATA_ACT, BTA_HH_CONN_ST }, 1305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_CTRL_DAT_ACT, BTA_HH_CONN_ST }, 1315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_HANDSK_ACT, BTA_HH_CONN_ST }, 1325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST }, 1335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_WRITE_DEV_ACT, BTA_HH_CONN_ST }, 1345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_GET_DSCP_ACT, BTA_HH_CONN_ST }, 1355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_CONN_ST }, 1365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST } 1375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 1385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* type for state table */ 1405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projecttypedef const UINT8 (*tBTA_HH_ST_TBL)[BTA_HH_NUM_COLS]; 1415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/* state table */ 1435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectconst tBTA_HH_ST_TBL bta_hh_st_tbl[] = 1445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_st_idle, 1465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_st_w4_conn, 1475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_st_connected 1485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project}; 1495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 1515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Global data 1525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*****************************************************************************/ 1535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_DYNAMIC_MEMORY == FALSE 1545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source ProjecttBTA_HH_CB bta_hh_cb; 1555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 1565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 1575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Static functions 1585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*****************************************************************************/ 1595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG == TRUE 1605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic char *bta_hh_evt_code(tBTA_HH_INT_EVT evt_code); 1615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic char *bta_hh_state_code(tBTA_HH_STATE state_code); 1625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 1635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 1655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function bta_hh_sm_execute 1675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description State machine event handling function for HID Host 1695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 1725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 1735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 1745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectvoid bta_hh_sm_execute(tBTA_HH_DEV_CB *p_cb, UINT16 event, tBTA_HH_DATA * p_data) 1755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 1765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_HH_ST_TBL state_table; 1775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT8 action; 1785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_HH cback_data; 1795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_HH_EVT cback_event = 0; 1805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG == TRUE 1815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_HH_STATE in_state ; 1825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT16 debug_event = event; 1835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 1845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project memset(&cback_data, 0, sizeof(tBTA_HH)); 1865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 1875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* handle exception, no valid control block was found */ 1885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (!p_cb) 1895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* BTA HH enabled already? otherwise ignore the event although it's bad*/ 1915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (bta_hh_cb.p_cback != NULL) 1925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (event) 1945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 1955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* no control block available for new connection */ 1965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_OPEN_EVT: 1975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_event = BTA_HH_OPEN_EVT; 1985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* build cback data */ 1995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bdcpy(cback_data.conn.bda, ((tBTA_HH_API_CONN *)p_data)->bd_addr); 2005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.conn.status = BTA_HH_ERR_DB_FULL; 2015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.conn.handle = BTA_HH_INVALID_HANDLE; 2025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* DB full, BTA_HhAddDev */ 2045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_MAINT_DEV_EVT: 2055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_event = p_data->api_maintdev.sub_event; 2065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_data->api_maintdev.sub_event == BTA_HH_ADD_DEV_EVT) 2085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bdcpy(cback_data.dev_info.bda, p_data->api_maintdev.bda); 2105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_info.status = BTA_HH_ERR_DB_FULL; 2115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_info.handle = BTA_HH_INVALID_HANDLE; 2125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 2145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_info.status = BTA_HH_ERR_HDL; 2165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_info.handle = (UINT8)p_data->api_maintdev.hdr.layer_specific; 2175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_WRITE_DEV_EVT: 2205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_event = (p_data->api_sndcmd.t_type - BTA_HH_FST_BTE_TRANS_EVT) + 2215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project BTA_HH_FST_TRANS_CB_EVT; 2225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_data->api_sndcmd.t_type == HID_TRANS_SET_PROTOCOL || 2235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->api_sndcmd.t_type == HID_TRANS_SET_REPORT || 2245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->api_sndcmd.t_type == HID_TRANS_SET_IDLE) 2255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_status.status = BTA_HH_ERR_HDL; 2275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_status.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific; 2285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if (p_data->api_sndcmd.t_type != HID_TRANS_DATA && 2305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_data->api_sndcmd.t_type != HID_TRANS_CONTROL) 2315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.hs_data.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific; 2335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.hs_data.status = BTA_HH_ERR_HDL; 2345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* hs_data.rsp_data will be all zero, which is not valid value */ 2355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_CLOSE_EVT: 2395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_event = BTA_HH_CLOSE_EVT; 2405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_status.status = BTA_HH_ERR_HDL; 2425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project cback_data.dev_status.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific; 2435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 2465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* invalid handle, call bad API event */ 2475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project APPL_TRACE_ERROR1("wrong device handle: [%d]", p_data->hdr.layer_specific); 2485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 2495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (cback_event) 2515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (* bta_hh_cb.p_cback)(cback_event, &cback_data); 2525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* corresponding CB is found, go to state machine */ 2555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else 2565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG == TRUE 2585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project in_state = p_cb->state; 2595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project APPL_TRACE_EVENT3("bta_hh_sm_execute: State 0x%02x [%s], Event [%s]", 2605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project in_state, bta_hh_state_code(in_state), 2615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_evt_code(debug_event)); 2625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 2635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project state_table = bta_hh_st_tbl[p_cb->state - 1]; 2655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project event &= 0xff; 2675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_cb->state = state_table[event][BTA_HH_NEXT_STATE] ; 2695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if ((action = state_table[event][BTA_HH_ACTION]) != BTA_HH_IGNORE) 2715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project (*bta_hh_action[action])(p_cb, p_data); 2735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG == TRUE 2765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (in_state != p_cb->state) 2775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 2785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project APPL_TRACE_DEBUG3("HH State Change: [%s] -> [%s] after Event [%s]", 2795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_state_code(in_state), 2805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_state_code(p_cb->state), 2815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_evt_code(debug_event)); 2825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 2845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 2855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 2865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return; 2875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 2885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 2895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function bta_hh_hdl_event 2915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description HID host main event handling function. 2935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 2965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 2975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 2985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source ProjectBOOLEAN bta_hh_hdl_event(BT_HDR *p_msg) 2995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 3005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project UINT8 index = BTA_HH_MAX_KNOWN; 3015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project tBTA_HH_DEV_CB *p_cb = NULL; 3025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (p_msg->event) 3045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_ENABLE_EVT: 3065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_api_enable((tBTA_HH_DATA *) p_msg); 3075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 3085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_DISABLE_EVT: 3105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_api_disable(); 3115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 3125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_DISC_CMPL_EVT: /* disable complete */ 3145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_disc_cmpl(); 3155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project break; 3165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 3185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* all events processed in state machine need to find corresponding 3195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project CB before proceed */ 3205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (p_msg->event == BTA_HH_API_OPEN_EVT) 3215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project index = bta_hh_find_cb(((tBTA_HH_API_CONN *)p_msg)->bd_addr); 3235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if (p_msg->event == BTA_HH_API_MAINT_DEV_EVT) 3255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* if add device */ 3275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (((tBTA_HH_MAINT_DEV *)p_msg)->sub_event == BTA_HH_ADD_DEV_EVT) 3285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project index = bta_hh_find_cb(((tBTA_HH_MAINT_DEV *)p_msg)->bda); 3305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else /* else remove device by handle */ 3325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project index = bta_hh_cb.cb_index[p_msg->layer_specific]; 3345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project// btla-specific ++ 3355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project /* If BT disable is done while the HID device is connected and Link_Key uses unauthenticated combination 3365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * then we can get into a situation where remove_bonding is called with the index set to 0 (without getting 3375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * cleaned up). Only when VIRTUAL_UNPLUG is called do we cleanup the index and make it MAX_KNOWN. 3385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * So if REMOVE_DEVICE is called and in_use is FALSE then we should treat this as a NULL p_cb. Hence we 3395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project * force the index to be MAX_KNOWN 3405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project */ 3415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (bta_hh_cb.kdev[index].in_use == FALSE) { 3425738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project index = BTA_HH_MAX_KNOWN; 3435738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3445738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project// btla-specific -- 3455738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3465738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3475738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project else if (p_msg->layer_specific < BTA_HH_MAX_KNOWN ) 3485738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project index = bta_hh_cb.cb_index[p_msg->layer_specific]; 3495738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3505738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project if (index != BTA_HH_MAX_KNOWN) 3515738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project p_cb = &bta_hh_cb.kdev[index]; 3525738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3535738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG 3545738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project APPL_TRACE_DEBUG2("bta_hh_hdl_event:: handle = %d dev_cb[%d] ", p_msg->layer_specific, index); 3555738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif 3565738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project bta_hh_sm_execute(p_cb, p_msg->event, (tBTA_HH_DATA *) p_msg); 3575738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 3585738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return (TRUE); 3595738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 3605738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 3615738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/***************************************************************************** 3625738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Debug Functions 3635738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*****************************************************************************/ 3645738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#if BTA_HH_DEBUG 3655738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 3665738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3675738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function bta_hh_evt_code 3685738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3695738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description 3705738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3715738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 3725738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 3735738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 3745738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic char *bta_hh_evt_code(tBTA_HH_INT_EVT evt_code) 3755738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 3765738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch(evt_code) 3775738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 3785738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_DISABLE_EVT: 3795738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_DISABLE_EVT"; 3805738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_ENABLE_EVT: 3815738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_ENABLE_EVT"; 3825738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_OPEN_EVT: 3835738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_OPEN_EVT"; 3845738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_CLOSE_EVT: 3855738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_CLOSE_EVT"; 3865738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_INT_OPEN_EVT: 3875738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_INT_OPEN_EVT"; 3885738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_INT_CLOSE_EVT: 3895738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_INT_CLOSE_EVT"; 3905738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_INT_HANDSK_EVT: 3915738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_INT_HANDSK_EVT"; 3925738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_INT_DATA_EVT: 3935738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_INT_DATA_EVT"; 3945738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_INT_CTRL_DATA: 3955738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_INT_CTRL_DATA"; 3965738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_WRITE_DEV_EVT: 3975738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_WRITE_DEV_EVT"; 3985738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_SDP_CMPL_EVT: 3995738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_SDP_CMPL_EVT"; 4005738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_DISC_CMPL_EVT: 4015738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_DISC_CMPL_EVT"; 4025738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_MAINT_DEV_EVT: 4035738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_MAINT_DEV_EVT"; 4045738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_API_GET_DSCP_EVT: 4055738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_API_GET_DSCP_EVT"; 4065738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_OPEN_CMPL_EVT: 4075738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_OPEN_CMPL_EVT"; 4085738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 4095738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "unknown HID Host event code"; 4105738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4115738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4125738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4135738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project/******************************************************************************* 4145738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4155738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Function bta_hh_state_code 4165738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4175738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Description get string representation of HID host state code. 4185738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4195738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** Returns void 4205738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project** 4215738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project*******************************************************************************/ 4225738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Projectstatic char *bta_hh_state_code(tBTA_HH_STATE state_code) 4235738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project{ 4245738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project switch (state_code) 4255738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project { 4265738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_NULL_ST: 4275738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return"BTA_HH_NULL_ST"; 4285738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_IDLE_ST: 4295738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_IDLE_ST"; 4305738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_W4_CONN_ST: 4315738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_W4_CONN_ST"; 4325738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project case BTA_HH_CONN_ST: 4335738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "BTA_HH_CONN_ST"; 4345738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project default: 4355738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project return "unknown HID Host state"; 4365738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project } 4375738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project} 4385738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4395738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif /* Debug Functions */ 4405738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project 4415738f83aeb59361a0a2eda2460113f6dc919427The Android Open Source Project#endif /* BTA_HH_INCLUDED */ 442