component/bt: Added the Macro for the classic BT support. component/bt: added the bluedroid deinit method. component/bt: allow more classic BT global variables to use dynamic allocation scheme 1. allocate memory for AVDT, AVCT control blocks when dynamic memory is used 2. allow SBC decoder buffer to use dynamic allocation scheme component/bt: Remove the wrong changes in bt/Kconfig & Added the GATTS_INCLUDED in the gatt_free function when gatt service close. component/bt: Shorten the abbreviation BT_ALLOCATION_FROM_SPIRAM_FIRST and BT_BLE_DYNAMIC_ENV_MEMORY two macros.
561 lines
24 KiB
C
561 lines
24 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2005-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains the HID host main functions and state machine.
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*
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******************************************************************************/
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#include "bt_target.h"
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#if defined(BTA_HH_INCLUDED) && (BTA_HH_INCLUDED == TRUE)
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#include <string.h>
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#include "bta_hh_api.h"
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#include "bta_hh_int.h"
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/*****************************************************************************
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** Constants and types
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*****************************************************************************/
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/* state machine action enumeration list */
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enum {
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BTA_HH_API_DISC_ACT, /* HID host process API close action */
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BTA_HH_OPEN_ACT, /* HID host process BTA_HH_EVT_OPEN */
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BTA_HH_CLOSE_ACT, /* HID host process BTA_HH_EVT_CLOSE */
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BTA_HH_DATA_ACT, /* HID host receive data report */
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BTA_HH_CTRL_DAT_ACT,
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BTA_HH_HANDSK_ACT,
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BTA_HH_START_SDP, /* HID host inquery */
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BTA_HH_SDP_CMPL,
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BTA_HH_WRITE_DEV_ACT,
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BTA_HH_GET_DSCP_ACT,
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BTA_HH_MAINT_DEV_ACT,
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BTA_HH_OPEN_CMPL_ACT,
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BTA_HH_OPEN_FAILURE,
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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BTA_HH_GATT_CLOSE,
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BTA_HH_LE_OPEN_FAIL,
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BTA_HH_GATT_OPEN,
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BTA_HH_W4_LE_READ_CHAR,
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BTA_HH_LE_READ_CHAR,
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BTA_HH_W4_LE_READ_DESCR,
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BTA_HH_LE_READ_DESCR,
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BTA_HH_W4_LE_WRITE,
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BTA_HH_LE_WRITE,
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BTA_HH_WRITE_DESCR,
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BTA_HH_START_SEC,
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BTA_HH_SEC_CMPL,
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BTA_HH_LE_UPDATE_SCPP,
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BTA_HH_GATT_ENC_CMPL,
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#endif
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BTA_HH_NUM_ACTIONS
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};
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#define BTA_HH_IGNORE BTA_HH_NUM_ACTIONS
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/* type for action functions */
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typedef void (*tBTA_HH_ACTION)(tBTA_HH_DEV_CB *p_cb, tBTA_HH_DATA *p_data);
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/* action functions */
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const tBTA_HH_ACTION bta_hh_action[] = {
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bta_hh_api_disc_act,
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bta_hh_open_act,
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bta_hh_close_act,
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bta_hh_data_act,
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bta_hh_ctrl_dat_act,
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bta_hh_handsk_act,
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bta_hh_start_sdp,
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bta_hh_sdp_cmpl,
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bta_hh_write_dev_act,
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bta_hh_get_dscp_act,
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bta_hh_maint_dev_act,
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bta_hh_open_cmpl_act,
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bta_hh_open_failure
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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, bta_hh_gatt_close
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, bta_hh_le_open_fail
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, bta_hh_gatt_open
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, bta_hh_w4_le_read_char_cmpl
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, bta_hh_le_read_char_cmpl
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, bta_hh_w4_le_read_descr_cmpl
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, bta_hh_le_read_descr_cmpl
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, bta_hh_w4_le_write_cmpl
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, bta_hh_le_write_cmpl
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, bta_hh_le_write_char_descr_cmpl
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, bta_hh_start_security
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, bta_hh_security_cmpl
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, bta_hh_le_update_scpp
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, bta_hh_le_notify_enc_cmpl
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#endif
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};
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/* state table information */
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#define BTA_HH_ACTION 0 /* position of action */
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#define BTA_HH_NEXT_STATE 1 /* position of next state */
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#define BTA_HH_NUM_COLS 2 /* number of columns */
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/* state table for idle state */
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const UINT8 bta_hh_st_idle[][BTA_HH_NUM_COLS] = {
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/* Event Action Next state */
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/* BTA_HH_API_OPEN_EVT */ {BTA_HH_START_SDP, BTA_HH_W4_CONN_ST },
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/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_W4_CONN_ST },
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/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_CLOSE_ACT, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_DATA_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_IDLE_ST },
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/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_OPEN_CMPL_ACT, BTA_HH_CONN_ST }
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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/* BTA_HH_GATT_CLOSE_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* BTA_HH_GATT_OPEN_EVT */ , {BTA_HH_GATT_OPEN, BTA_HH_W4_CONN_ST }
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/* BTA_HH_START_ENC_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* BTA_HH_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* READ_CHAR_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* BTA_HH_GATT_WRITE_CMPL_EVT*/ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* READ_DESCR_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* WRITE_DESCR_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* SCPP_UPDATE_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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/* BTA_HH_GATT_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_IDLE_ST }
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#endif
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};
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const UINT8 bta_hh_st_w4_conn[][BTA_HH_NUM_COLS] = {
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/* Event Action Next state */
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/* BTA_HH_API_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST },
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/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_IGNORE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_W4_CONN_ST },
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/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_OPEN_FAILURE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_DATA_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST },
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/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST },
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/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST },
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/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_SDP_CMPL, BTA_HH_W4_CONN_ST },
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/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_WRITE_DEV_ACT, BTA_HH_W4_CONN_ST },
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/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST },
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/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_IDLE_ST },
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/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_OPEN_CMPL_ACT, BTA_HH_CONN_ST }
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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/* BTA_HH_GATT_CLOSE_EVT */ , {BTA_HH_LE_OPEN_FAIL, BTA_HH_IDLE_ST }
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/* BTA_HH_GATT_OPEN_EVT */ , {BTA_HH_GATT_OPEN, BTA_HH_W4_CONN_ST }
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/* BTA_HH_START_ENC_EVT */ , {BTA_HH_START_SEC, BTA_HH_W4_SEC }
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/* BTA_HH_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }
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/* READ_CHAR_CMPL_EVT */ , {BTA_HH_W4_LE_READ_CHAR, BTA_HH_W4_CONN_ST }
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/* BTA_HH_GATT_WRITE_CMPL_EVT*/ , {BTA_HH_W4_LE_WRITE, BTA_HH_W4_CONN_ST }
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/* READ_DESCR_CMPL_EVT */ , {BTA_HH_W4_LE_READ_DESCR, BTA_HH_W4_CONN_ST }
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/* WRITE_DESCR_CMPL_EVT */ , {BTA_HH_WRITE_DESCR, BTA_HH_W4_CONN_ST }
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/* SCPP_UPDATE_EVT */ , {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }
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/* BTA_HH_GATT_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_W4_CONN_ST }
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#endif
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};
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const UINT8 bta_hh_st_connected[][BTA_HH_NUM_COLS] = {
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/* Event Action Next state */
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/* BTA_HH_API_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST },
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/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_API_DISC_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_OPEN_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_CLOSE_ACT, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_DATA_EVT */ {BTA_HH_DATA_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_CTRL_DAT_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_HANDSK_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST },
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/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_WRITE_DEV_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_GET_DSCP_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_CONN_ST },
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/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_CONN_ST }
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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/* BTA_HH_GATT_CLOSE_EVT */ , {BTA_HH_GATT_CLOSE, BTA_HH_IDLE_ST }
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/* BTA_HH_GATT_OPEN_EVT */ , {BTA_HH_IGNORE, BTA_HH_CONN_ST }
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/* BTA_HH_START_ENC_EVT */ , {BTA_HH_IGNORE, BTA_HH_CONN_ST }
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/* BTA_HH_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_CONN_ST }
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/* READ_CHAR_CMPL_EVT */ , {BTA_HH_LE_READ_CHAR, BTA_HH_CONN_ST }
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/* WRITE_CHAR_CMPL_EVT*/ , {BTA_HH_LE_WRITE, BTA_HH_CONN_ST }
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/* READ_DESCR_CMPL_EVT */ , {BTA_HH_LE_READ_DESCR, BTA_HH_CONN_ST } /* do not currently read any descr when connection up */
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/* WRITE_DESCR_CMPL_EVT */ , {BTA_HH_WRITE_DESCR, BTA_HH_CONN_ST } /* do not currently write any descr when connection up */
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/* SCPP_UPDATE_EVT */ , {BTA_HH_LE_UPDATE_SCPP, BTA_HH_CONN_ST }
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/* BTA_HH_GATT_ENC_CMPL_EVT */ , {BTA_HH_IGNORE, BTA_HH_CONN_ST }
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#endif
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};
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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const UINT8 bta_hh_st_w4_sec[][BTA_HH_NUM_COLS] = {
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/* Event Action Next state */
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/* BTA_HH_API_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_API_CLOSE_EVT */ {BTA_HH_API_DISC_ACT, BTA_HH_W4_SEC },
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/* BTA_HH_INT_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_INT_CLOSE_EVT */ {BTA_HH_OPEN_FAILURE, BTA_HH_IDLE_ST },
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/* BTA_HH_INT_DATA_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_INT_CTRL_DATA */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_INT_HANDSK_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_SDP_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_API_WRITE_DEV_EVT */ {BTA_HH_IGNORE , BTA_HH_W4_SEC },
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/* BTA_HH_API_GET_DSCP_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_API_MAINT_DEV_EVT */ {BTA_HH_MAINT_DEV_ACT, BTA_HH_W4_SEC },
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/* BTA_HH_OPEN_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_GATT_CLOSE_EVT */ {BTA_HH_LE_OPEN_FAIL, BTA_HH_IDLE_ST },
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/* BTA_HH_GATT_OPEN_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_START_ENC_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_ENC_CMPL_EVT */ {BTA_HH_SEC_CMPL, BTA_HH_W4_CONN_ST },
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/* READ_CHAR_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* BTA_HH_GATT_WRITE_CMPL_EVT*/ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* READ_DESCR_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC },
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/* WRITE_DESCR_CMPL_EVT */ {BTA_HH_IGNORE, BTA_HH_W4_SEC }
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/* SCPP_UPDATE_EVT */ , {BTA_HH_IGNORE, BTA_HH_W4_SEC }
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/* BTA_HH_GATT_ENC_CMPL_EVT */ , {BTA_HH_GATT_ENC_CMPL, BTA_HH_W4_SEC }
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};
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#endif
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/* type for state table */
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typedef const UINT8 (*tBTA_HH_ST_TBL)[BTA_HH_NUM_COLS];
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/* state table */
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const tBTA_HH_ST_TBL bta_hh_st_tbl[] = {
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bta_hh_st_idle,
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bta_hh_st_w4_conn,
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bta_hh_st_connected
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#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
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, bta_hh_st_w4_sec
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#endif
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};
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/*****************************************************************************
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** Global data
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*****************************************************************************/
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#if BTA_DYNAMIC_MEMORY == FALSE
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tBTA_HH_CB bta_hh_cb;
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#else
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tBTA_HH_CB *bta_hh_cb_ptr;
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#endif
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/*****************************************************************************
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** Static functions
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*****************************************************************************/
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#if BTA_HH_DEBUG == TRUE
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static char *bta_hh_evt_code(tBTA_HH_INT_EVT evt_code);
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static char *bta_hh_state_code(tBTA_HH_STATE state_code);
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#endif
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/*******************************************************************************
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**
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** Function bta_hh_sm_execute
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**
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** Description State machine event handling function for HID Host
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**
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_hh_sm_execute(tBTA_HH_DEV_CB *p_cb, UINT16 event, tBTA_HH_DATA *p_data)
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{
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tBTA_HH_ST_TBL state_table;
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UINT8 action;
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tBTA_HH cback_data;
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tBTA_HH_EVT cback_event = 0;
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#if BTA_HH_DEBUG == TRUE
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tBTA_HH_STATE in_state ;
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UINT16 debug_event = event;
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#endif
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memset(&cback_data, 0, sizeof(tBTA_HH));
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/* handle exception, no valid control block was found */
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if (!p_cb) {
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/* BTA HH enabled already? otherwise ignore the event although it's bad*/
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if (bta_hh_cb.p_cback != NULL) {
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switch (event) {
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/* no control block available for new connection */
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case BTA_HH_API_OPEN_EVT:
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cback_event = BTA_HH_OPEN_EVT;
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/* build cback data */
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bdcpy(cback_data.conn.bda, ((tBTA_HH_API_CONN *)p_data)->bd_addr);
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cback_data.conn.status = BTA_HH_ERR_DB_FULL;
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cback_data.conn.handle = BTA_HH_INVALID_HANDLE;
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break;
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/* DB full, BTA_HhAddDev */
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case BTA_HH_API_MAINT_DEV_EVT:
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cback_event = p_data->api_maintdev.sub_event;
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if (p_data->api_maintdev.sub_event == BTA_HH_ADD_DEV_EVT) {
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bdcpy(cback_data.dev_info.bda, p_data->api_maintdev.bda);
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cback_data.dev_info.status = BTA_HH_ERR_DB_FULL;
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cback_data.dev_info.handle = BTA_HH_INVALID_HANDLE;
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} else {
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cback_data.dev_info.status = BTA_HH_ERR_HDL;
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cback_data.dev_info.handle = (UINT8)p_data->api_maintdev.hdr.layer_specific;
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}
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break;
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case BTA_HH_API_WRITE_DEV_EVT:
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cback_event = (p_data->api_sndcmd.t_type - BTA_HH_FST_BTE_TRANS_EVT) +
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BTA_HH_FST_TRANS_CB_EVT;
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if (p_data->api_sndcmd.p_data != NULL) {
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osi_free(p_data->api_sndcmd.p_data);
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}
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if (p_data->api_sndcmd.t_type == HID_TRANS_SET_PROTOCOL ||
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p_data->api_sndcmd.t_type == HID_TRANS_SET_REPORT ||
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p_data->api_sndcmd.t_type == HID_TRANS_SET_IDLE) {
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cback_data.dev_status.status = BTA_HH_ERR_HDL;
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cback_data.dev_status.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific;
|
|
} else if (p_data->api_sndcmd.t_type != HID_TRANS_DATA &&
|
|
p_data->api_sndcmd.t_type != HID_TRANS_CONTROL) {
|
|
cback_data.hs_data.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific;
|
|
cback_data.hs_data.status = BTA_HH_ERR_HDL;
|
|
/* hs_data.rsp_data will be all zero, which is not valid value */
|
|
} else if (p_data->api_sndcmd.t_type == HID_TRANS_CONTROL &&
|
|
p_data->api_sndcmd.param == BTA_HH_CTRL_VIRTUAL_CABLE_UNPLUG) {
|
|
cback_data.status = BTA_HH_ERR_HDL;
|
|
cback_event = BTA_HH_VC_UNPLUG_EVT;
|
|
} else {
|
|
cback_event = 0;
|
|
}
|
|
break;
|
|
|
|
case BTA_HH_API_CLOSE_EVT:
|
|
cback_event = BTA_HH_CLOSE_EVT;
|
|
|
|
cback_data.dev_status.status = BTA_HH_ERR_HDL;
|
|
cback_data.dev_status.handle = (UINT8)p_data->api_sndcmd.hdr.layer_specific;
|
|
break;
|
|
|
|
default:
|
|
/* invalid handle, call bad API event */
|
|
APPL_TRACE_ERROR("wrong device handle: [%d]", p_data->hdr.layer_specific);
|
|
/* Free the callback buffer now */
|
|
if (p_data != NULL && p_data->hid_cback.p_data != NULL) {
|
|
osi_free(p_data->hid_cback.p_data);
|
|
p_data->hid_cback.p_data = NULL;
|
|
}
|
|
break;
|
|
}
|
|
if (cback_event) {
|
|
(* bta_hh_cb.p_cback)(cback_event, &cback_data);
|
|
}
|
|
}
|
|
}
|
|
/* corresponding CB is found, go to state machine */
|
|
else {
|
|
#if BTA_HH_DEBUG == TRUE
|
|
in_state = p_cb->state;
|
|
APPL_TRACE_EVENT("bta_hh_sm_execute: State 0x%02x [%s], Event [%s]",
|
|
in_state, bta_hh_state_code(in_state),
|
|
bta_hh_evt_code(debug_event));
|
|
#endif
|
|
|
|
if ((p_cb->state == BTA_HH_NULL_ST) || (p_cb->state >= BTA_HH_INVALID_ST)) {
|
|
APPL_TRACE_ERROR("bta_hh_sm_execute: Invalid state State = 0x%x, Event = %d",
|
|
p_cb->state, event);
|
|
return;
|
|
}
|
|
state_table = bta_hh_st_tbl[p_cb->state - 1];
|
|
|
|
event &= 0xff;
|
|
|
|
p_cb->state = state_table[event][BTA_HH_NEXT_STATE] ;
|
|
|
|
if ((action = state_table[event][BTA_HH_ACTION]) != BTA_HH_IGNORE) {
|
|
(*bta_hh_action[action])(p_cb, p_data);
|
|
}
|
|
|
|
#if BTA_HH_DEBUG == TRUE
|
|
if (in_state != p_cb->state) {
|
|
APPL_TRACE_DEBUG("HH State Change: [%s] -> [%s] after Event [%s]",
|
|
bta_hh_state_code(in_state),
|
|
bta_hh_state_code(p_cb->state),
|
|
bta_hh_evt_code(debug_event));
|
|
}
|
|
#endif
|
|
}
|
|
|
|
return;
|
|
}
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_hh_hdl_event
|
|
**
|
|
** Description HID host main event handling function.
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
BOOLEAN bta_hh_hdl_event(BT_HDR *p_msg)
|
|
{
|
|
UINT8 index = BTA_HH_IDX_INVALID;
|
|
tBTA_HH_DEV_CB *p_cb = NULL;
|
|
|
|
switch (p_msg->event) {
|
|
case BTA_HH_API_ENABLE_EVT:
|
|
bta_hh_api_enable((tBTA_HH_DATA *) p_msg);
|
|
break;
|
|
|
|
case BTA_HH_API_DISABLE_EVT:
|
|
bta_hh_api_disable();
|
|
break;
|
|
|
|
case BTA_HH_DISC_CMPL_EVT: /* disable complete */
|
|
bta_hh_disc_cmpl();
|
|
break;
|
|
|
|
default:
|
|
/* all events processed in state machine need to find corresponding
|
|
CB before proceed */
|
|
if (p_msg->event == BTA_HH_API_OPEN_EVT) {
|
|
index = bta_hh_find_cb(((tBTA_HH_API_CONN *)p_msg)->bd_addr);
|
|
} else if (p_msg->event == BTA_HH_API_MAINT_DEV_EVT) {
|
|
/* if add device */
|
|
if (((tBTA_HH_MAINT_DEV *)p_msg)->sub_event == BTA_HH_ADD_DEV_EVT) {
|
|
index = bta_hh_find_cb(((tBTA_HH_MAINT_DEV *)p_msg)->bda);
|
|
} else { /* else remove device by handle */
|
|
index = bta_hh_dev_handle_to_cb_idx((UINT8)p_msg->layer_specific);
|
|
// btla-specific ++
|
|
/* If BT disable is done while the HID device is connected and Link_Key uses unauthenticated combination
|
|
* then we can get into a situation where remove_bonding is called with the index set to 0 (without getting
|
|
* cleaned up). Only when VIRTUAL_UNPLUG is called do we cleanup the index and make it MAX_KNOWN.
|
|
* So if REMOVE_DEVICE is called and in_use is FALSE then we should treat this as a NULL p_cb. Hence we
|
|
* force the index to be IDX_INVALID
|
|
*/
|
|
if ((index != BTA_HH_IDX_INVALID) &&
|
|
(bta_hh_cb.kdev[index].in_use == FALSE)) {
|
|
index = BTA_HH_IDX_INVALID;
|
|
}
|
|
// btla-specific --
|
|
}
|
|
} else if (p_msg->event == BTA_HH_INT_OPEN_EVT) {
|
|
index = bta_hh_find_cb(((tBTA_HH_CBACK_DATA *)p_msg)->addr);
|
|
} else {
|
|
index = bta_hh_dev_handle_to_cb_idx((UINT8)p_msg->layer_specific);
|
|
}
|
|
|
|
if (index != BTA_HH_IDX_INVALID) {
|
|
p_cb = &bta_hh_cb.kdev[index];
|
|
}
|
|
|
|
#if BTA_HH_DEBUG
|
|
APPL_TRACE_DEBUG("bta_hh_hdl_event:: handle = %d dev_cb[%d] ", p_msg->layer_specific, index);
|
|
#endif
|
|
bta_hh_sm_execute(p_cb, p_msg->event, (tBTA_HH_DATA *) p_msg);
|
|
}
|
|
return (TRUE);
|
|
}
|
|
|
|
/*****************************************************************************
|
|
** Debug Functions
|
|
*****************************************************************************/
|
|
#if BTA_HH_DEBUG
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_hh_evt_code
|
|
**
|
|
** Description
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static char *bta_hh_evt_code(tBTA_HH_INT_EVT evt_code)
|
|
{
|
|
switch (evt_code) {
|
|
case BTA_HH_API_DISABLE_EVT:
|
|
return "BTA_HH_API_DISABLE_EVT";
|
|
case BTA_HH_API_ENABLE_EVT:
|
|
return "BTA_HH_API_ENABLE_EVT";
|
|
case BTA_HH_API_OPEN_EVT:
|
|
return "BTA_HH_API_OPEN_EVT";
|
|
case BTA_HH_API_CLOSE_EVT:
|
|
return "BTA_HH_API_CLOSE_EVT";
|
|
case BTA_HH_INT_OPEN_EVT:
|
|
return "BTA_HH_INT_OPEN_EVT";
|
|
case BTA_HH_INT_CLOSE_EVT:
|
|
return "BTA_HH_INT_CLOSE_EVT";
|
|
case BTA_HH_INT_HANDSK_EVT:
|
|
return "BTA_HH_INT_HANDSK_EVT";
|
|
case BTA_HH_INT_DATA_EVT:
|
|
return "BTA_HH_INT_DATA_EVT";
|
|
case BTA_HH_INT_CTRL_DATA:
|
|
return "BTA_HH_INT_CTRL_DATA";
|
|
case BTA_HH_API_WRITE_DEV_EVT:
|
|
return "BTA_HH_API_WRITE_DEV_EVT";
|
|
case BTA_HH_SDP_CMPL_EVT:
|
|
return "BTA_HH_SDP_CMPL_EVT";
|
|
case BTA_HH_DISC_CMPL_EVT:
|
|
return "BTA_HH_DISC_CMPL_EVT";
|
|
case BTA_HH_API_MAINT_DEV_EVT:
|
|
return "BTA_HH_API_MAINT_DEV_EVT";
|
|
case BTA_HH_API_GET_DSCP_EVT:
|
|
return "BTA_HH_API_GET_DSCP_EVT";
|
|
case BTA_HH_OPEN_CMPL_EVT:
|
|
return "BTA_HH_OPEN_CMPL_EVT";
|
|
#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
|
|
case BTA_HH_GATT_CLOSE_EVT:
|
|
return "BTA_HH_GATT_CLOSE_EVT";
|
|
case BTA_HH_GATT_OPEN_EVT:
|
|
return "BTA_HH_GATT_OPEN_EVT";
|
|
case BTA_HH_START_ENC_EVT:
|
|
return "BTA_HH_START_ENC_EVT";
|
|
case BTA_HH_ENC_CMPL_EVT:
|
|
return "BTA_HH_ENC_CMPL_EVT";
|
|
case BTA_HH_GATT_READ_CHAR_CMPL_EVT:
|
|
return "BTA_HH_GATT_READ_CHAR_CMPL_EVT";
|
|
case BTA_HH_GATT_WRITE_CHAR_CMPL_EVT:
|
|
return "BTA_HH_GATT_WRITE_CHAR_CMPL_EVT";
|
|
case BTA_HH_GATT_READ_DESCR_CMPL_EVT:
|
|
return "BTA_HH_GATT_READ_DESCR_CMPL_EVT";
|
|
case BTA_HH_GATT_WRITE_DESCR_CMPL_EVT:
|
|
return "BTA_HH_GATT_WRITE_DESCR_CMPL_EVT";
|
|
#endif
|
|
default:
|
|
return "unknown HID Host event code";
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_hh_state_code
|
|
**
|
|
** Description get string representation of HID host state code.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static char *bta_hh_state_code(tBTA_HH_STATE state_code)
|
|
{
|
|
switch (state_code) {
|
|
case BTA_HH_NULL_ST:
|
|
return"BTA_HH_NULL_ST";
|
|
case BTA_HH_IDLE_ST:
|
|
return "BTA_HH_IDLE_ST";
|
|
case BTA_HH_W4_CONN_ST:
|
|
return "BTA_HH_W4_CONN_ST";
|
|
case BTA_HH_CONN_ST:
|
|
return "BTA_HH_CONN_ST";
|
|
#if (defined BTA_HH_LE_INCLUDED && BTA_HH_LE_INCLUDED == TRUE)
|
|
case BTA_HH_W4_SEC:
|
|
return "BTA_HH_W4_SEC";
|
|
#endif
|
|
default:
|
|
return "unknown HID Host state";
|
|
}
|
|
}
|
|
|
|
#endif /* Debug Functions */
|
|
|
|
#endif /* BTA_HH_INCLUDED */
|