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343 lines
15 KiB
343 lines
15 KiB
/****************************************************************************** |
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* |
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* Copyright (C) 2003-2012 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 is the main implementation file for the BTA device manager. |
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* |
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******************************************************************************/ |
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#include "bta_api.h" |
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#include "bta_dm_int.h" |
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#include "bta_sys.h" |
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/***************************************************************************** |
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* Constants and types |
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****************************************************************************/ |
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tBTA_DM_CB bta_dm_cb; |
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tBTA_DM_SEARCH_CB bta_dm_search_cb; |
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tBTA_DM_DI_CB bta_dm_di_cb; |
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#define BTA_DM_NUM_ACTIONS (BTA_DM_MAX_EVT & 0x00ff) |
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/* type for action functions */ |
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typedef void (*tBTA_DM_ACTION)(tBTA_DM_MSG* p_data); |
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/* action function list */ |
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const tBTA_DM_ACTION bta_dm_action[] = { |
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/* device manager local device API events */ |
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bta_dm_enable, /* 0 BTA_DM_API_ENABLE_EVT */ |
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bta_dm_disable, /* 1 BTA_DM_API_DISABLE_EVT */ |
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bta_dm_set_dev_name, /* 2 BTA_DM_API_SET_NAME_EVT */ |
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bta_dm_set_visibility, /* 3 BTA_DM_API_SET_VISIBILITY_EVT */ |
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bta_dm_acl_change, /* 8 BTA_DM_ACL_CHANGE_EVT */ |
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bta_dm_add_device, /* 9 BTA_DM_API_ADD_DEVICE_EVT */ |
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bta_dm_close_acl, /* 10 BTA_DM_API_ADD_DEVICE_EVT */ |
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/* security API events */ |
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bta_dm_bond, /* 11 BTA_DM_API_BOND_EVT */ |
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bta_dm_bond_cancel, /* 12 BTA_DM_API_BOND_CANCEL_EVT */ |
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bta_dm_pin_reply, /* 13 BTA_DM_API_PIN_REPLY_EVT */ |
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/* power manger events */ |
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bta_dm_pm_btm_status, /* 16 BTA_DM_PM_BTM_STATUS_EVT */ |
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bta_dm_pm_timer, /* 17 BTA_DM_PM_TIMER_EVT*/ |
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/* simple pairing events */ |
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bta_dm_confirm, /* 18 BTA_DM_API_CONFIRM_EVT */ |
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bta_dm_set_encryption, /* BTA_DM_API_SET_ENCRYPTION_EVT */ |
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/* out of band pairing events */ |
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bta_dm_loc_oob, /* 20 BTA_DM_API_LOC_OOB_EVT */ |
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bta_dm_ci_io_req_act, /* 21 BTA_DM_CI_IO_REQ_EVT */ |
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bta_dm_ci_rmt_oob_act, /* 22 BTA_DM_CI_RMT_OOB_EVT */ |
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bta_dm_add_blekey, /* BTA_DM_API_ADD_BLEKEY_EVT */ |
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bta_dm_add_ble_device, /* BTA_DM_API_ADD_BLEDEVICE_EVT */ |
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bta_dm_ble_passkey_reply, /* BTA_DM_API_BLE_PASSKEY_REPLY_EVT */ |
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bta_dm_ble_confirm_reply, /* BTA_DM_API_BLE_CONFIRM_REPLY_EVT */ |
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bta_dm_security_grant, bta_dm_ble_set_bg_conn_type, |
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bta_dm_ble_set_conn_params, /* BTA_DM_API_BLE_CONN_PARAM_EVT */ |
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bta_dm_ble_set_conn_scan_params, /* BTA_DM_API_BLE_CONN_SCAN_PARAM_EVT */ |
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bta_dm_ble_observe, |
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bta_dm_ble_update_conn_params, /* BTA_DM_API_UPDATE_CONN_PARAM_EVT */ |
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#if (BLE_PRIVACY_SPT == TRUE) |
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bta_dm_ble_config_local_privacy, /* BTA_DM_API_LOCAL_PRIVACY_EVT */ |
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#endif |
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bta_dm_ble_set_data_length, /* BTA_DM_API_SET_DATA_LENGTH_EVT */ |
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bta_dm_ble_get_energy_info, /* BTA_DM_API_BLE_ENERGY_INFO_EVT */ |
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bta_dm_enable_test_mode, /* BTA_DM_API_ENABLE_TEST_MODE_EVT */ |
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bta_dm_disable_test_mode, /* BTA_DM_API_DISABLE_TEST_MODE_EVT */ |
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bta_dm_execute_callback, /* BTA_DM_API_EXECUTE_CBACK_EVT */ |
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bta_dm_remove_all_acl, /* BTA_DM_API_REMOVE_ALL_ACL_EVT */ |
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bta_dm_remove_device, /* BTA_DM_API_REMOVE_DEVICE_EVT */ |
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}; |
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/* state machine action enumeration list */ |
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enum { |
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BTA_DM_API_SEARCH, /* 0 bta_dm_search_start */ |
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BTA_DM_API_SEARCH_CANCEL, /* 1 bta_dm_search_cancel */ |
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BTA_DM_API_DISCOVER, /* 2 bta_dm_discover */ |
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BTA_DM_INQUIRY_CMPL, /* 3 bta_dm_inq_cmpl */ |
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BTA_DM_REMT_NAME, /* 4 bta_dm_rmt_name */ |
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BTA_DM_SDP_RESULT, /* 5 bta_dm_sdp_result */ |
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BTA_DM_SEARCH_CMPL, /* 6 bta_dm_search_cmpl*/ |
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BTA_DM_FREE_SDP_DB, /* 7 bta_dm_free_sdp_db */ |
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BTA_DM_DISC_RESULT, /* 8 bta_dm_disc_result */ |
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BTA_DM_SEARCH_RESULT, /* 9 bta_dm_search_result */ |
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BTA_DM_QUEUE_SEARCH, /* 10 bta_dm_queue_search */ |
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BTA_DM_QUEUE_DISC, /* 11 bta_dm_queue_disc */ |
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BTA_DM_SEARCH_CLEAR_QUEUE, /* 12 bta_dm_search_clear_queue */ |
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BTA_DM_SEARCH_CANCEL_CMPL, /* 13 bta_dm_search_cancel_cmpl */ |
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BTA_DM_SEARCH_CANCEL_NOTIFY, /* 14 bta_dm_search_cancel_notify */ |
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BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL, /* 15 bta_dm_search_cancel_transac_cmpl */ |
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BTA_DM_DISC_RMT_NAME, /* 16 bta_dm_disc_rmt_name */ |
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BTA_DM_API_DI_DISCOVER, /* 17 bta_dm_di_disc */ |
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BTA_DM_CLOSE_GATT_CONN, /* 18 bta_dm_close_gatt_conn */ |
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BTA_DM_SEARCH_NUM_ACTIONS /* 19 */ |
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}; |
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/* action function list */ |
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const tBTA_DM_ACTION bta_dm_search_action[] = { |
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bta_dm_search_start, /* 0 BTA_DM_API_SEARCH */ |
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bta_dm_search_cancel, /* 1 BTA_DM_API_SEARCH_CANCEL */ |
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bta_dm_discover, /* 2 BTA_DM_API_DISCOVER */ |
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bta_dm_inq_cmpl, /* 3 BTA_DM_INQUIRY_CMPL */ |
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bta_dm_rmt_name, /* 4 BTA_DM_REMT_NAME */ |
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bta_dm_sdp_result, /* 5 BTA_DM_SDP_RESULT */ |
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bta_dm_search_cmpl, /* 6 BTA_DM_SEARCH_CMPL */ |
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bta_dm_free_sdp_db, /* 7 BTA_DM_FREE_SDP_DB */ |
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bta_dm_disc_result, /* 8 BTA_DM_DISC_RESULT */ |
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bta_dm_search_result, /* 9 BTA_DM_SEARCH_RESULT */ |
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bta_dm_queue_search, /* 10 BTA_DM_QUEUE_SEARCH */ |
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bta_dm_queue_disc, /* 11 BTA_DM_QUEUE_DISC */ |
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bta_dm_search_clear_queue, /* 12 BTA_DM_SEARCH_CLEAR_QUEUE */ |
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bta_dm_search_cancel_cmpl, /* 13 BTA_DM_SEARCH_CANCEL_CMPL */ |
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bta_dm_search_cancel_notify, /* 14 BTA_DM_SEARCH_CANCEL_NOTIFY */ |
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bta_dm_search_cancel_transac_cmpl, /* 15 BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL |
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*/ |
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bta_dm_disc_rmt_name, /* 16 BTA_DM_DISC_RMT_NAME */ |
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bta_dm_di_disc, /* 17 BTA_DM_API_DI_DISCOVER */ |
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bta_dm_close_gatt_conn}; |
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#define BTA_DM_SEARCH_IGNORE BTA_DM_SEARCH_NUM_ACTIONS |
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/* state table information */ |
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#define BTA_DM_SEARCH_ACTIONS 2 /* number of actions */ |
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#define BTA_DM_SEARCH_NEXT_STATE 2 /* position of next state */ |
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#define BTA_DM_SEARCH_NUM_COLS 3 /* number of columns in state tables */ |
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/* state table for listen state */ |
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const uint8_t bta_dm_search_idle_st_table[][BTA_DM_SEARCH_NUM_COLS] = { |
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/* Event Action 1 |
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Action 2 Next State */ |
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/* API_SEARCH */ {BTA_DM_API_SEARCH, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* API_SEARCH_CANCEL */ {BTA_DM_SEARCH_CANCEL_NOTIFY, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* API_SEARCH_DISC */ {BTA_DM_API_DISCOVER, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* INQUIRY_CMPL */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* REMT_NAME_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* SDP_RESULT_EVT */ {BTA_DM_FREE_SDP_DB, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* SEARCH_CMPL_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* DISCV_RES_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* API_DI_DISCOVER_EVT */ {BTA_DM_API_DI_DISCOVER, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* DISC_CLOSE_TOUT_EVT */ |
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{BTA_DM_CLOSE_GATT_CONN, BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IDLE}}; |
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const uint8_t bta_dm_search_search_active_st_table[][BTA_DM_SEARCH_NUM_COLS] = { |
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/* Event Action 1 |
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Action 2 Next State */ |
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/* API_SEARCH */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* API_SEARCH_CANCEL */ {BTA_DM_API_SEARCH_CANCEL, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_CANCELLING}, |
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/* API_SEARCH_DISC */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* INQUIRY_CMPL */ {BTA_DM_INQUIRY_CMPL, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* REMT_NAME_EVT */ {BTA_DM_REMT_NAME, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* SDP_RESULT_EVT */ {BTA_DM_SDP_RESULT, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* SEARCH_CMPL_EVT */ {BTA_DM_SEARCH_CMPL, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* DISCV_RES_EVT */ {BTA_DM_SEARCH_RESULT, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* API_DI_DISCOVER_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_ACTIVE}, |
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/* DISC_CLOSE_TOUT_EVT */ |
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{BTA_DM_CLOSE_GATT_CONN, BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_ACTIVE} |
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}; |
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const uint8_t |
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bta_dm_search_search_cancelling_st_table[][BTA_DM_SEARCH_NUM_COLS] = { |
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/* Event Action 1 |
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Action 2 Next State */ |
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/* API_SEARCH */ {BTA_DM_QUEUE_SEARCH, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_CANCELLING}, |
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/* API_SEARCH_CANCEL */ {BTA_DM_SEARCH_CLEAR_QUEUE, |
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BTA_DM_SEARCH_CANCEL_NOTIFY, |
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BTA_DM_SEARCH_CANCELLING}, |
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/* API_SEARCH_DISC */ {BTA_DM_QUEUE_DISC, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_CANCELLING}, |
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/* INQUIRY_CMPL */ {BTA_DM_SEARCH_CANCEL_CMPL, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* REMT_NAME_EVT */ {BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL, |
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BTA_DM_SEARCH_CANCEL_CMPL, BTA_DM_SEARCH_IDLE}, |
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/* SDP_RESULT_EVT */ {BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL, |
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BTA_DM_SEARCH_CANCEL_CMPL, BTA_DM_SEARCH_IDLE}, |
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/* SEARCH_CMPL_EVT */ {BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL, |
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BTA_DM_SEARCH_CANCEL_CMPL, BTA_DM_SEARCH_IDLE}, |
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/* DISCV_RES_EVT */ {BTA_DM_SEARCH_CANCEL_TRANSAC_CMPL, |
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BTA_DM_SEARCH_CANCEL_CMPL, BTA_DM_SEARCH_IDLE}, |
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/* API_DI_DISCOVER_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_CANCELLING}, |
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/* DISC_CLOSE_TOUT_EVT */ |
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{BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_CANCELLING}}; |
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const uint8_t bta_dm_search_disc_active_st_table[][BTA_DM_SEARCH_NUM_COLS] = { |
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/* Event Action 1 |
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Action 2 Next State */ |
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/* API_SEARCH */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* API_SEARCH_CANCEL */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* API_SEARCH_DISC */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* INQUIRY_CMPL */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* REMT_NAME_EVT */ {BTA_DM_DISC_RMT_NAME, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* SDP_RESULT_EVT */ {BTA_DM_SDP_RESULT, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* SEARCH_CMPL_EVT */ {BTA_DM_SEARCH_CMPL, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_SEARCH_IDLE}, |
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/* DISCV_RES_EVT */ {BTA_DM_DISC_RESULT, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* API_DI_DISCOVER_EVT */ {BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, |
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BTA_DM_DISCOVER_ACTIVE}, |
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/* DISC_CLOSE_TOUT_EVT */ |
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{BTA_DM_SEARCH_IGNORE, BTA_DM_SEARCH_IGNORE, BTA_DM_DISCOVER_ACTIVE}}; |
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typedef const uint8_t (*tBTA_DM_ST_TBL)[BTA_DM_SEARCH_NUM_COLS]; |
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/* state table */ |
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const tBTA_DM_ST_TBL bta_dm_search_st_tbl[] = { |
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bta_dm_search_idle_st_table, bta_dm_search_search_active_st_table, |
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bta_dm_search_search_cancelling_st_table, |
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bta_dm_search_disc_active_st_table}; |
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/******************************************************************************* |
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* |
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* Function bta_dm_sm_disable |
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* |
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* Description unregister BTA DM |
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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_dm_sm_disable() { bta_sys_deregister(BTA_ID_DM); } |
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/******************************************************************************* |
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* |
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* Function bta_dm_sm_execute |
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* |
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* Description State machine event handling function for DM |
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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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bool bta_dm_sm_execute(BT_HDR* p_msg) { |
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uint16_t event = p_msg->event & 0x00ff; |
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APPL_TRACE_EVENT("bta_dm_sm_execute event:0x%x", event); |
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/* execute action functions */ |
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if (event < BTA_DM_NUM_ACTIONS) { |
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(*bta_dm_action[event])((tBTA_DM_MSG*)p_msg); |
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} |
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return true; |
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} |
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/******************************************************************************* |
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* |
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* Function bta_dm_sm_search_disable |
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* |
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* Description unregister BTA SEARCH DM |
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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_dm_search_sm_disable() { bta_sys_deregister(BTA_ID_DM_SEARCH); } |
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/******************************************************************************* |
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* |
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* Function bta_dm_search_sm_execute |
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* |
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* Description State machine event handling function for DM |
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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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bool bta_dm_search_sm_execute(BT_HDR* p_msg) { |
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tBTA_DM_ST_TBL state_table; |
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uint8_t action; |
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int i; |
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APPL_TRACE_EVENT("bta_dm_search_sm_execute state:%d, event:0x%x", |
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bta_dm_search_cb.state, p_msg->event); |
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/* look up the state table for the current state */ |
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state_table = bta_dm_search_st_tbl[bta_dm_search_cb.state]; |
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bta_dm_search_cb.state = |
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state_table[p_msg->event & 0x00ff][BTA_DM_SEARCH_NEXT_STATE]; |
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/* execute action functions */ |
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for (i = 0; i < BTA_DM_SEARCH_ACTIONS; i++) { |
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action = state_table[p_msg->event & 0x00ff][i]; |
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if (action != BTA_DM_SEARCH_IGNORE) { |
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(*bta_dm_search_action[action])((tBTA_DM_MSG*)p_msg); |
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} else { |
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break; |
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} |
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} |
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return true; |
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}
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