| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /***************************************************************************** |
| * |
| * Filename: btif_rc.cc |
| * |
| * Description: Bluetooth AVRC implementation |
| * |
| *****************************************************************************/ |
| |
| #define LOG_TAG "bt_btif_avrc" |
| |
| #include <errno.h> |
| #include <fcntl.h> |
| #include <pthread.h> |
| #include <string.h> |
| #include <time.h> |
| #include <unistd.h> |
| |
| #include <mutex> |
| |
| #include <hardware/bluetooth.h> |
| #include <hardware/bt_rc.h> |
| |
| #include "avrc_defs.h" |
| #include "bdaddr.h" |
| #include "bt_common.h" |
| #include "bta_api.h" |
| #include "bta_av_api.h" |
| #include "btif_av.h" |
| #include "btif_common.h" |
| #include "btif_util.h" |
| #include "btu.h" |
| #include "device/include/interop.h" |
| #include "osi/include/list.h" |
| #include "osi/include/osi.h" |
| #include "osi/include/properties.h" |
| #define RC_INVALID_TRACK_ID (0xFFFFFFFFFFFFFFFFULL) |
| |
| /***************************************************************************** |
| * Constants & Macros |
| *****************************************************************************/ |
| |
| /* cod value for Headsets */ |
| #define COD_AV_HEADSETS 0x0404 |
| /* for AVRC 1.4 need to change this */ |
| #define MAX_RC_NOTIFICATIONS AVRC_EVT_VOLUME_CHANGE |
| |
| #define IDX_GET_PLAY_STATUS_RSP 0 |
| #define IDX_LIST_APP_ATTR_RSP 1 |
| #define IDX_LIST_APP_VALUE_RSP 2 |
| #define IDX_GET_CURR_APP_VAL_RSP 3 |
| #define IDX_SET_APP_VAL_RSP 4 |
| #define IDX_GET_APP_ATTR_TXT_RSP 5 |
| #define IDX_GET_APP_VAL_TXT_RSP 6 |
| #define IDX_GET_ELEMENT_ATTR_RSP 7 |
| #define IDX_SET_ADDR_PLAYER_RSP 8 |
| #define IDX_SET_BROWSED_PLAYER_RSP 9 |
| #define IDX_GET_FOLDER_ITEMS_RSP 10 |
| #define IDX_CHG_PATH_RSP 11 |
| #define IDX_GET_ITEM_ATTR_RSP 12 |
| #define IDX_PLAY_ITEM_RSP 13 |
| #define IDX_GET_TOTAL_NUM_OF_ITEMS_RSP 14 |
| #define IDX_SEARCH_RSP 15 |
| #define IDX_ADD_TO_NOW_PLAYING_RSP 16 |
| |
| /* Update MAX value whenever IDX will be changed */ |
| #define MAX_CMD_QUEUE_LEN 17 |
| |
| #define MAX_VOLUME 128 |
| #define MAX_LABEL 16 |
| #define MAX_TRANSACTIONS_PER_SESSION 16 |
| #define PLAY_STATUS_PLAYING 1 |
| #define BTIF_RC_NUM_CONN BT_RC_NUM_APP |
| |
| #define CHECK_RC_CONNECTED(p_dev) \ |
| do { \ |
| BTIF_TRACE_DEBUG("%s", __func__); \ |
| if ((p_dev) == NULL || (p_dev)->rc_connected == false) { \ |
| BTIF_TRACE_WARNING("%s: called when RC is not connected", __func__); \ |
| return BT_STATUS_NOT_READY; \ |
| } \ |
| } while (0) |
| |
| #define CHECK_BR_CONNECTED(p_dev) \ |
| do { \ |
| if ((p_dev) == NULL || (p_dev)->br_connected == false) { \ |
| BTIF_TRACE_WARNING("%s: called when BR is not connected", __func__); \ |
| return BT_STATUS_NOT_READY; \ |
| } \ |
| } while (0) |
| |
| /***************************************************************************** |
| * Local type definitions |
| *****************************************************************************/ |
| typedef struct { |
| uint8_t bNotify; |
| uint8_t label; |
| } btif_rc_reg_notifications_t; |
| |
| typedef struct { |
| uint8_t label; |
| uint8_t ctype; |
| bool is_rsp_pending; |
| } btif_rc_cmd_ctxt_t; |
| |
| /* 2 second timeout to get interim response */ |
| #define BTIF_TIMEOUT_RC_INTERIM_RSP_MS (2 * 1000) |
| #define BTIF_TIMEOUT_RC_STATUS_CMD_MS (2 * 1000) |
| #define BTIF_TIMEOUT_RC_CONTROL_CMD_MS (2 * 1000) |
| |
| typedef enum { |
| eNOT_REGISTERED, |
| eREGISTERED, |
| eINTERIM |
| } btif_rc_nfn_reg_status_t; |
| |
| typedef struct { |
| uint8_t event_id; |
| uint8_t label; |
| btif_rc_nfn_reg_status_t status; |
| } btif_rc_supported_event_t; |
| |
| #define BTIF_RC_STS_TIMEOUT 0xFE |
| typedef struct { |
| uint8_t label; |
| uint8_t pdu_id; |
| } btif_rc_status_cmd_timer_t; |
| |
| typedef struct { |
| uint8_t label; |
| uint8_t pdu_id; |
| } btif_rc_control_cmd_timer_t; |
| |
| typedef struct { |
| union { |
| btif_rc_status_cmd_timer_t rc_status_cmd; |
| btif_rc_control_cmd_timer_t rc_control_cmd; |
| }; |
| BD_ADDR rc_addr; |
| } btif_rc_timer_context_t; |
| |
| typedef struct { |
| bool query_started; |
| uint8_t num_attrs; |
| uint8_t num_ext_attrs; |
| |
| uint8_t attr_index; |
| uint8_t ext_attr_index; |
| uint8_t ext_val_index; |
| btrc_player_app_attr_t attrs[AVRC_MAX_APP_ATTR_SIZE]; |
| btrc_player_app_ext_attr_t ext_attrs[AVRC_MAX_APP_ATTR_SIZE]; |
| } btif_rc_player_app_settings_t; |
| |
| /* TODO : Merge btif_rc_reg_notifications_t and btif_rc_cmd_ctxt_t to a single |
| * struct */ |
| typedef struct { |
| bool rc_connected; |
| bool br_connected; // Browsing channel. |
| uint8_t rc_handle; |
| tBTA_AV_FEAT rc_features; |
| btrc_connection_state_t rc_state; |
| BD_ADDR rc_addr; |
| uint16_t rc_pending_play; |
| btif_rc_cmd_ctxt_t rc_pdu_info[MAX_CMD_QUEUE_LEN]; |
| btif_rc_reg_notifications_t rc_notif[MAX_RC_NOTIFICATIONS]; |
| unsigned int rc_volume; |
| uint8_t rc_vol_label; |
| list_t* rc_supported_event_list; |
| btif_rc_player_app_settings_t rc_app_settings; |
| alarm_t* rc_play_status_timer; |
| bool rc_features_processed; |
| uint64_t rc_playing_uid; |
| bool rc_procedure_complete; |
| } btif_rc_device_cb_t; |
| |
| typedef struct { |
| std::mutex lock; |
| btif_rc_device_cb_t rc_multi_cb[BTIF_RC_NUM_CONN]; |
| } rc_cb_t; |
| |
| typedef struct { |
| bool in_use; |
| uint8_t lbl; |
| uint8_t handle; |
| btif_rc_timer_context_t txn_timer_context; |
| alarm_t* txn_timer; |
| } rc_transaction_t; |
| |
| typedef struct { |
| std::recursive_mutex lbllock; |
| rc_transaction_t transaction[MAX_TRANSACTIONS_PER_SESSION]; |
| } rc_device_t; |
| |
| typedef struct { |
| uint8_t label; |
| BD_ADDR rc_addr; |
| } rc_context_t; |
| |
| typedef struct { uint8_t handle; } btif_rc_handle_t; |
| |
| rc_device_t device; |
| |
| static void sleep_ms(period_ms_t timeout_ms); |
| |
| /* Response status code - Unknown Error - this is changed to "reserved" */ |
| #define BTIF_STS_GEN_ERROR 0x06 |
| |
| /* Utility table to map hal status codes to bta status codes for the response |
| * status */ |
| static const uint8_t status_code_map[] = { |
| /* BTA_Status codes HAL_Status codes */ |
| AVRC_STS_BAD_CMD, /* BTRC_STS_BAD_CMD */ |
| AVRC_STS_BAD_PARAM, /* BTRC_STS_BAD_PARAM */ |
| AVRC_STS_NOT_FOUND, /* BTRC_STS_NOT_FOUND */ |
| AVRC_STS_INTERNAL_ERR, /* BTRC_STS_INTERNAL_ERR */ |
| AVRC_STS_NO_ERROR, /* BTRC_STS_NO_ERROR */ |
| AVRC_STS_UID_CHANGED, /* BTRC_STS_UID_CHANGED */ |
| BTIF_STS_GEN_ERROR, /* BTRC_STS_RESERVED */ |
| AVRC_STS_BAD_DIR, /* BTRC_STS_INV_DIRN */ |
| AVRC_STS_NOT_DIR, /* BTRC_STS_INV_DIRECTORY */ |
| AVRC_STS_NOT_EXIST, /* BTRC_STS_INV_ITEM */ |
| AVRC_STS_BAD_SCOPE, /* BTRC_STS_INV_SCOPE */ |
| AVRC_STS_BAD_RANGE, /* BTRC_STS_INV_RANGE */ |
| AVRC_STS_UID_IS_DIR, /* BTRC_STS_DIRECTORY */ |
| AVRC_STS_IN_USE, /* BTRC_STS_MEDIA_IN_USE */ |
| AVRC_STS_NOW_LIST_FULL, /* BTRC_STS_PLAY_LIST_FULL */ |
| AVRC_STS_SEARCH_NOT_SUP, /* BTRC_STS_SRCH_NOT_SPRTD */ |
| AVRC_STS_SEARCH_BUSY, /* BTRC_STS_SRCH_IN_PROG */ |
| AVRC_STS_BAD_PLAYER_ID, /* BTRC_STS_INV_PLAYER */ |
| AVRC_STS_PLAYER_N_BR, /* BTRC_STS_PLAY_NOT_BROW */ |
| AVRC_STS_PLAYER_N_ADDR, /* BTRC_STS_PLAY_NOT_ADDR */ |
| AVRC_STS_BAD_SEARCH_RES, /* BTRC_STS_INV_RESULTS */ |
| AVRC_STS_NO_AVAL_PLAYER, /* BTRC_STS_NO_AVBL_PLAY */ |
| AVRC_STS_ADDR_PLAYER_CHG, /* BTRC_STS_ADDR_PLAY_CHGD */ |
| }; |
| |
| static void send_reject_response(uint8_t rc_handle, uint8_t label, uint8_t pdu, |
| uint8_t status, uint8_t opcode); |
| static uint8_t opcode_from_pdu(uint8_t pdu); |
| static void send_metamsg_rsp(btif_rc_device_cb_t* p_dev, int index, |
| uint8_t label, tBTA_AV_CODE code, |
| tAVRC_RESPONSE* pmetamsg_resp); |
| static void register_volumechange(uint8_t label, btif_rc_device_cb_t* p_dev); |
| static void lbl_init(); |
| static void init_all_transactions(); |
| static bt_status_t get_transaction(rc_transaction_t** ptransaction); |
| static void release_transaction(uint8_t label); |
| static rc_transaction_t* get_transaction_by_lbl(uint8_t label); |
| static void handle_rc_metamsg_rsp(tBTA_AV_META_MSG* pmeta_msg, |
| btif_rc_device_cb_t* p_dev); |
| |
| static void handle_avk_rc_metamsg_cmd(tBTA_AV_META_MSG* pmeta_msg); |
| static void handle_avk_rc_metamsg_rsp(tBTA_AV_META_MSG* pmeta_msg); |
| static void btif_rc_ctrl_upstreams_rsp_cmd(uint8_t event, |
| tAVRC_COMMAND* pavrc_cmd, |
| uint8_t label, |
| btif_rc_device_cb_t* p_dev); |
| static void rc_ctrl_procedure_complete(btif_rc_device_cb_t* p_dev); |
| static void rc_stop_play_status_timer(btif_rc_device_cb_t* p_dev); |
| static void register_for_event_notification(btif_rc_supported_event_t* p_event, |
| btif_rc_device_cb_t* p_dev); |
| static void handle_get_capability_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_CAPS_RSP* p_rsp); |
| static void handle_app_attr_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_LIST_APP_ATTR_RSP* p_rsp); |
| static void handle_app_val_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_LIST_APP_VALUES_RSP* p_rsp); |
| static void handle_app_cur_val_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_CUR_APP_VALUE_RSP* p_rsp); |
| static void handle_app_attr_txt_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_APP_ATTR_TXT_RSP* p_rsp); |
| static void handle_app_attr_val_txt_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_APP_ATTR_TXT_RSP* p_rsp); |
| static void handle_get_playstatus_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_PLAY_STATUS_RSP* p_rsp); |
| static void handle_set_addressed_player_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_RSP* p_rsp); |
| static void handle_get_elem_attr_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_GET_ATTRS_RSP* p_rsp); |
| static void handle_set_app_attr_val_response(tBTA_AV_META_MSG* pmeta_msg, |
| tAVRC_RSP* p_rsp); |
| static bt_status_t get_play_status_cmd(btif_rc_device_cb_t* p_dev); |
| static bt_status_t get_player_app_setting_attr_text_cmd( |
| uint8_t* attrs, uint8_t num_attrs, btif_rc_device_cb_t* p_dev); |
| static bt_status_t get_player_app_setting_value_text_cmd( |
| uint8_t* vals, uint8_t num_vals, btif_rc_device_cb_t* p_dev); |
| static bt_status_t register_notification_cmd(uint8_t label, uint8_t event_id, |
| uint32_t event_value, |
| btif_rc_device_cb_t* p_dev); |
| static bt_status_t get_element_attribute_cmd(uint8_t num_attribute, |
| uint32_t* p_attr_ids, |
| btif_rc_device_cb_t* p_dev); |
| static bt_status_t getcapabilities_cmd(uint8_t cap_id, |
| btif_rc_device_cb_t* p_dev); |
| static bt_status_t list_player_app_setting_attrib_cmd( |
| btif_rc_device_cb_t* p_dev); |
| static bt_status_t list_player_app_setting_value_cmd( |
| uint8_t attrib_id, btif_rc_device_cb_t* p_dev); |
| static bt_status_t get_player_app_setting_cmd(uint8_t num_attrib, |
| uint8_t* attrib_ids, |
| btif_rc_device_cb_t* p_dev); |
| void get_folder_item_type_media(const tAVRC_ITEM* avrc_item, |
| btrc_folder_items_t* btrc_item); |
| void get_folder_item_type_folder(const tAVRC_ITEM* avrc_item, |
| btrc_folder_items_t* btrc_item); |
| void get_folder_item_type_player(const tAVRC_ITEM* avrc_item, |
| btrc_folder_items_t* btrc_item); |
| static bt_status_t get_folder_items_cmd(bt_bdaddr_t* bd_addr, uint8_t scope, |
| uint8_t start_item, uint8_t num_items); |
| |
| static void btif_rc_upstreams_evt(uint16_t event, tAVRC_COMMAND* p_param, |
| uint8_t ctype, uint8_t label, |
| btif_rc_device_cb_t* p_dev); |
| |
| static void btif_rc_upstreams_rsp_evt(uint16_t event, |
| tAVRC_RESPONSE* pavrc_resp, uint8_t ctype, |
| uint8_t label, |
| btif_rc_device_cb_t* p_dev); |
| |
| static void rc_start_play_status_timer(btif_rc_device_cb_t* p_dev); |
| static bool absolute_volume_disabled(void); |
| |
| /***************************************************************************** |
| * Static variables |
| *****************************************************************************/ |
| static rc_cb_t btif_rc_cb; |
| static btrc_callbacks_t* bt_rc_callbacks = NULL; |
| static btrc_ctrl_callbacks_t* bt_rc_ctrl_callbacks = NULL; |
| |
| /***************************************************************************** |
| * Static functions |
| *****************************************************************************/ |
| |
| /***************************************************************************** |
| * Externs |
| *****************************************************************************/ |
| extern bool btif_hf_call_terminated_recently(); |
| extern bool check_cod(const bt_bdaddr_t* remote_bdaddr, uint32_t cod); |
| |
| extern fixed_queue_t* btu_general_alarm_queue; |
| |
| /***************************************************************************** |
| * Functions |
| *****************************************************************************/ |
| static btif_rc_device_cb_t* alloc_device() { |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| if (btif_rc_cb.rc_multi_cb[idx].rc_state == |
| BTRC_CONNECTION_STATE_DISCONNECTED) { |
| return (&btif_rc_cb.rc_multi_cb[idx]); |
| } |
| } |
| return NULL; |
| } |
| |
| static btif_rc_device_cb_t* get_connected_device(int index) { |
| BTIF_TRACE_DEBUG("%s: index: %d", __func__, index); |
| if (index > BTIF_RC_NUM_CONN) { |
| BTIF_TRACE_ERROR("%s: can't support more than %d connections", __func__, |
| BTIF_RC_NUM_CONN); |
| return NULL; |
| } |
| if (btif_rc_cb.rc_multi_cb[index].rc_state != |
| BTRC_CONNECTION_STATE_CONNECTED) { |
| BTIF_TRACE_ERROR("%s: returning NULL", __func__); |
| return NULL; |
| } |
| return (&btif_rc_cb.rc_multi_cb[index]); |
| } |
| |
| static int get_num_connected_devices() { |
| int connected_devices = 0; |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| if (btif_rc_cb.rc_multi_cb[idx].rc_state == |
| BTRC_CONNECTION_STATE_CONNECTED) { |
| connected_devices++; |
| } |
| } |
| BTIF_TRACE_DEBUG("%s: returning connected_devices: %d", __func__, |
| connected_devices); |
| return connected_devices; |
| } |
| |
| btif_rc_device_cb_t* btif_rc_get_device_by_bda(bt_bdaddr_t* bd_addr) { |
| BTIF_TRACE_DEBUG("%s: bd_addr: %02x-%02x-%02x-%02x-%02x-%02x", __func__, |
| bd_addr[0], bd_addr[1], bd_addr[2], bd_addr[3], bd_addr[4], |
| bd_addr[5]); |
| |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| if ((btif_rc_cb.rc_multi_cb[idx].rc_state != |
| BTRC_CONNECTION_STATE_DISCONNECTED) && |
| (bdcmp(btif_rc_cb.rc_multi_cb[idx].rc_addr, bd_addr->address) == 0)) { |
| return (&btif_rc_cb.rc_multi_cb[idx]); |
| } |
| } |
| BTIF_TRACE_ERROR("%s: device not found, returning NULL!", __func__); |
| return NULL; |
| } |
| |
| btif_rc_device_cb_t* btif_rc_get_device_by_handle(uint8_t handle) { |
| BTIF_TRACE_DEBUG("%s: handle: 0x%x", __func__, handle); |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| if ((btif_rc_cb.rc_multi_cb[idx].rc_state != |
| BTRC_CONNECTION_STATE_DISCONNECTED) && |
| (btif_rc_cb.rc_multi_cb[idx].rc_handle == handle)) { |
| BTIF_TRACE_DEBUG("%s: btif_rc_cb.rc_multi_cb[idx].rc_handle: 0x%x", |
| __func__, btif_rc_cb.rc_multi_cb[idx].rc_handle); |
| return (&btif_rc_cb.rc_multi_cb[idx]); |
| } |
| } |
| BTIF_TRACE_ERROR("%s: returning NULL", __func__); |
| return NULL; |
| } |
| |
| void fill_pdu_queue(int index, uint8_t ctype, uint8_t label, bool pending, |
| btif_rc_device_cb_t* p_dev) { |
| p_dev->rc_pdu_info[index].ctype = ctype; |
| p_dev->rc_pdu_info[index].label = label; |
| p_dev->rc_pdu_info[index].is_rsp_pending = pending; |
| } |
| |
| void fill_avrc_attr_entry(tAVRC_ATTR_ENTRY* attr_vals, int num_attrs, |
| btrc_element_attr_val_t* p_attrs) { |
| for (int attr_cnt = 0; attr_cnt < num_attrs; attr_cnt++) { |
| attr_vals[attr_cnt].attr_id = p_attrs[attr_cnt].attr_id; |
| attr_vals[attr_cnt].name.charset_id = AVRC_CHARSET_ID_UTF8; |
| attr_vals[attr_cnt].name.str_len = |
| (uint16_t)strlen((char*)p_attrs[attr_cnt].text); |
| attr_vals[attr_cnt].name.p_str = p_attrs[attr_cnt].text; |
| BTIF_TRACE_DEBUG( |
| "%s: attr_id: 0x%x, charset_id: 0x%x, str_len: %d, str: %s", __func__, |
| (unsigned int)attr_vals[attr_cnt].attr_id, |
| attr_vals[attr_cnt].name.charset_id, attr_vals[attr_cnt].name.str_len, |
| attr_vals[attr_cnt].name.p_str); |
| } |
| } |
| |
| void rc_cleanup_sent_cmd(void* p_data) { BTIF_TRACE_DEBUG("%s: ", __func__); } |
| |
| void handle_rc_ctrl_features(btif_rc_device_cb_t* p_dev) { |
| if (!(p_dev->rc_features & BTA_AV_FEAT_RCTG) && |
| (!(p_dev->rc_features & BTA_AV_FEAT_RCCT) || |
| !(p_dev->rc_features & BTA_AV_FEAT_ADV_CTRL))) { |
| return; |
| } |
| |
| bt_bdaddr_t rc_addr; |
| int rc_features = 0; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| |
| if ((p_dev->rc_features & BTA_AV_FEAT_ADV_CTRL) && |
| (p_dev->rc_features & BTA_AV_FEAT_RCCT)) { |
| rc_features |= BTRC_FEAT_ABSOLUTE_VOLUME; |
| } |
| |
| if ((p_dev->rc_features & BTA_AV_FEAT_METADATA) && |
| (p_dev->rc_features & BTA_AV_FEAT_VENDOR) && |
| (p_dev->rc_features_processed != true)) { |
| rc_features |= BTRC_FEAT_METADATA; |
| |
| /* Mark rc features processed to avoid repeating |
| * the AVRCP procedure every time on receiving this |
| * update. |
| */ |
| p_dev->rc_features_processed = true; |
| if (btif_av_is_sink_enabled()) { |
| getcapabilities_cmd(AVRC_CAP_COMPANY_ID, p_dev); |
| } |
| } |
| |
| /* Add browsing feature capability */ |
| if (p_dev->rc_features & BTA_AV_FEAT_BROWSE) { |
| rc_features |= BTRC_FEAT_BROWSE; |
| } |
| |
| BTIF_TRACE_DEBUG("%s: Update rc features to CTRL: %d", __func__, rc_features); |
| HAL_CBACK(bt_rc_ctrl_callbacks, getrcfeatures_cb, &rc_addr, rc_features); |
| } |
| |
| void handle_rc_features(btif_rc_device_cb_t* p_dev) { |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| bdstr_t addr1, addr2; |
| |
| if (bt_rc_callbacks == NULL) { |
| BTIF_TRACE_ERROR("%s: bt_rc_callbacks NULL, disabling TG role for %s", |
| __func__, |
| bdaddr_to_string(&rc_addr, addr2, sizeof(addr2))); |
| p_dev->rc_features &= ~BTA_AV_FEAT_ADV_CTRL; |
| p_dev->rc_features &= ~BTA_AV_FEAT_BROWSE; |
| p_dev->rc_features &= ~BTA_AV_FEAT_METADATA; |
| return; |
| } |
| |
| btrc_remote_features_t rc_features = BTRC_FEAT_NONE; |
| bt_bdaddr_t avdtp_addr = btif_av_get_addr(); |
| |
| BTIF_TRACE_DEBUG("%s: AVDTP Address: %s AVCTP address: %s", __func__, |
| bdaddr_to_string(&avdtp_addr, addr1, sizeof(addr1)), |
| bdaddr_to_string(&rc_addr, addr2, sizeof(addr2))); |
| |
| if (interop_match_addr(INTEROP_DISABLE_ABSOLUTE_VOLUME, &rc_addr) || |
| absolute_volume_disabled() || |
| bdcmp(avdtp_addr.address, rc_addr.address)) { |
| p_dev->rc_features &= ~BTA_AV_FEAT_ADV_CTRL; |
| } |
| |
| if (p_dev->rc_features & BTA_AV_FEAT_BROWSE) { |
| rc_features = (btrc_remote_features_t)(rc_features | BTRC_FEAT_BROWSE); |
| } |
| |
| #if (AVRC_ADV_CTRL_INCLUDED == TRUE) |
| if ((p_dev->rc_features & BTA_AV_FEAT_ADV_CTRL) && |
| (p_dev->rc_features & BTA_AV_FEAT_RCTG)) { |
| rc_features = |
| (btrc_remote_features_t)(rc_features | BTRC_FEAT_ABSOLUTE_VOLUME); |
| } |
| #endif |
| |
| if (p_dev->rc_features & BTA_AV_FEAT_METADATA) { |
| rc_features = (btrc_remote_features_t)(rc_features | BTRC_FEAT_METADATA); |
| } |
| |
| BTIF_TRACE_DEBUG("%s: rc_features: 0x%x", __func__, rc_features); |
| HAL_CBACK(bt_rc_callbacks, remote_features_cb, &rc_addr, rc_features); |
| |
| #if (AVRC_ADV_CTRL_INCLUDED == TRUE) |
| BTIF_TRACE_DEBUG( |
| "%s: Checking for feature flags in btif_rc_handler with label: %d", |
| __func__, p_dev->rc_vol_label); |
| // Register for volume change on connect |
| if (p_dev->rc_features & BTA_AV_FEAT_ADV_CTRL && |
| p_dev->rc_features & BTA_AV_FEAT_RCTG) { |
| rc_transaction_t* p_transaction = NULL; |
| bt_status_t status = BT_STATUS_NOT_READY; |
| if (MAX_LABEL == p_dev->rc_vol_label) { |
| status = get_transaction(&p_transaction); |
| } else { |
| p_transaction = get_transaction_by_lbl(p_dev->rc_vol_label); |
| if (NULL != p_transaction) { |
| BTIF_TRACE_DEBUG( |
| "%s: register_volumechange already in progress for label: %d", |
| __func__, p_dev->rc_vol_label); |
| return; |
| } |
| status = get_transaction(&p_transaction); |
| } |
| if (BT_STATUS_SUCCESS == status && NULL != p_transaction) { |
| p_dev->rc_vol_label = p_transaction->lbl; |
| register_volumechange(p_dev->rc_vol_label, p_dev); |
| } |
| } |
| #endif |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_connect |
| * |
| * - Argument: tBTA_AV_RC_OPEN browse RC open data structure |
| * |
| * - Description: browse RC connection event handler |
| * |
| ***************************************************************************/ |
| void handle_rc_browse_connect(tBTA_AV_RC_BROWSE_OPEN* p_rc_br_open) { |
| BTIF_TRACE_DEBUG("%s: rc_handle %d status %d", __func__, |
| p_rc_br_open->rc_handle, p_rc_br_open->status); |
| btif_rc_device_cb_t* p_dev = |
| btif_rc_get_device_by_handle(p_rc_br_open->rc_handle); |
| |
| if (!p_dev) { |
| BTIF_TRACE_ERROR("%s p_dev is null", __func__); |
| return; |
| } |
| |
| /* check that we are already connected to this address since being connected |
| * to a browse when not connected to the control channel over AVRCP is |
| * probably not preferred anyways. */ |
| if (p_rc_br_open->status == BTA_AV_SUCCESS) { |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| p_dev->br_connected = true; |
| HAL_CBACK(bt_rc_ctrl_callbacks, connection_state_cb, true, true, &rc_addr); |
| } |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_connect |
| * |
| * - Argument: tBTA_AV_RC_OPEN RC open data structure |
| * |
| * - Description: RC connection event handler |
| * |
| ***************************************************************************/ |
| void handle_rc_connect(tBTA_AV_RC_OPEN* p_rc_open) { |
| BTIF_TRACE_DEBUG("%s: rc_handle: %d", __func__, p_rc_open->rc_handle); |
| |
| btif_rc_device_cb_t* p_dev = alloc_device(); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev is NULL", __func__); |
| return; |
| } |
| |
| if (!(p_rc_open->status == BTA_AV_SUCCESS)) { |
| BTIF_TRACE_ERROR("%s: Connect failed with error code: %d", __func__, |
| p_rc_open->status); |
| p_dev->rc_connected = false; |
| } |
| |
| // check if already some RC is connected |
| if (p_dev->rc_connected) { |
| BTIF_TRACE_ERROR( |
| "%s: Got RC OPEN in connected state, Connected RC: %d \ |
| and Current RC: %d", |
| __func__, p_dev->rc_handle, p_rc_open->rc_handle); |
| if ((p_dev->rc_handle != p_rc_open->rc_handle) && |
| (bdcmp(p_dev->rc_addr, p_rc_open->peer_addr))) { |
| BTIF_TRACE_DEBUG("%s: Got RC connected for some other handle", __func__); |
| BTA_AvCloseRc(p_rc_open->rc_handle); |
| return; |
| } |
| } |
| memcpy(p_dev->rc_addr, p_rc_open->peer_addr, sizeof(BD_ADDR)); |
| p_dev->rc_features = p_rc_open->peer_features; |
| BTIF_TRACE_DEBUG("%s: handle_rc_connect in features: 0x%x out features 0x%x", |
| __func__, p_rc_open->peer_features, p_dev->rc_features); |
| p_dev->rc_vol_label = MAX_LABEL; |
| p_dev->rc_volume = MAX_VOLUME; |
| |
| p_dev->rc_connected = true; |
| p_dev->rc_handle = p_rc_open->rc_handle; |
| p_dev->rc_state = BTRC_CONNECTION_STATE_CONNECTED; |
| /* on locally initiated connection we will get remote features as part of |
| * connect */ |
| if (p_dev->rc_features != 0 && bt_rc_callbacks != NULL) { |
| handle_rc_features(p_dev); |
| } |
| |
| p_dev->rc_playing_uid = RC_INVALID_TRACK_ID; |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| if (bt_rc_ctrl_callbacks != NULL) { |
| HAL_CBACK(bt_rc_ctrl_callbacks, connection_state_cb, true, false, &rc_addr); |
| } |
| /* report connection state if remote device is AVRCP target */ |
| handle_rc_ctrl_features(p_dev); |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_disconnect |
| * |
| * - Argument: tBTA_AV_RC_CLOSE RC close data structure |
| * |
| * - Description: RC disconnection event handler |
| * |
| ***************************************************************************/ |
| void handle_rc_disconnect(tBTA_AV_RC_CLOSE* p_rc_close) { |
| btif_rc_device_cb_t* p_dev = NULL; |
| BTIF_TRACE_DEBUG("%s: rc_handle: %d", __func__, p_rc_close->rc_handle); |
| |
| p_dev = btif_rc_get_device_by_handle(p_rc_close->rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: Got disconnect from invalid rc handle", __func__); |
| return; |
| } |
| |
| if ((p_rc_close->rc_handle != p_dev->rc_handle) && |
| (bdcmp(p_dev->rc_addr, p_rc_close->peer_addr))) { |
| BTIF_TRACE_ERROR("Got disconnect of unknown device"); |
| return; |
| } |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| /* Clean up AVRCP procedure flags */ |
| memset(&p_dev->rc_app_settings, 0, sizeof(btif_rc_player_app_settings_t)); |
| p_dev->rc_features_processed = false; |
| p_dev->rc_procedure_complete = false; |
| rc_stop_play_status_timer(p_dev); |
| /* Check and clear the notification event list */ |
| if (p_dev->rc_supported_event_list != NULL) { |
| list_clear(p_dev->rc_supported_event_list); |
| p_dev->rc_supported_event_list = NULL; |
| } |
| |
| /* check if there is another device connected */ |
| if (p_dev->rc_state == BTRC_CONNECTION_STATE_CONNECTED) { |
| p_dev->rc_handle = 0; |
| p_dev->rc_connected = false; |
| p_dev->rc_state = BTRC_CONNECTION_STATE_DISCONNECTED; |
| |
| memset(p_dev->rc_notif, 0, sizeof(p_dev->rc_notif)); |
| |
| p_dev->rc_features = 0; |
| p_dev->rc_vol_label = MAX_LABEL; |
| p_dev->rc_volume = MAX_VOLUME; |
| |
| memset(p_dev->rc_addr, 0, sizeof(BD_ADDR)); |
| } |
| if (get_num_connected_devices() == 0) { |
| BTIF_TRACE_DEBUG("%s: Closing all handles", __func__); |
| init_all_transactions(); |
| } |
| |
| memset(p_dev->rc_addr, 0, sizeof(BD_ADDR)); |
| /* report connection state if device is AVRCP target */ |
| if (bt_rc_ctrl_callbacks != NULL) { |
| HAL_CBACK(bt_rc_ctrl_callbacks, connection_state_cb, false, false, |
| &rc_addr); |
| } |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_passthrough_cmd |
| * |
| * - Argument: tBTA_AV_RC rc_id remote control command ID |
| * tBTA_AV_STATE key_state status of key press |
| * |
| * - Description: Remote control command handler |
| * |
| ***************************************************************************/ |
| void handle_rc_passthrough_cmd(tBTA_AV_REMOTE_CMD* p_remote_cmd) { |
| if (p_remote_cmd == NULL) { |
| BTIF_TRACE_ERROR("%s: No remote command!", __func__); |
| return; |
| } |
| |
| btif_rc_device_cb_t* p_dev = |
| btif_rc_get_device_by_handle(p_remote_cmd->rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: Got passthrough command from invalid rc handle", |
| __func__); |
| return; |
| } |
| |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| |
| BTIF_TRACE_DEBUG("%s: p_remote_cmd->rc_id: %d", __func__, |
| p_remote_cmd->rc_id); |
| |
| /* If AVRC is open and peer sends PLAY but there is no AVDT, then we queue-up |
| * this PLAY */ |
| if ((p_remote_cmd->rc_id == BTA_AV_RC_PLAY) && (!btif_av_is_connected())) { |
| if (p_remote_cmd->key_state == AVRC_STATE_PRESS) { |
| APPL_TRACE_WARNING("%s: AVDT not open, queuing the PLAY command", |
| __func__); |
| p_dev->rc_pending_play = true; |
| } |
| return; |
| } |
| |
| /* If we previously queued a play and we get a PAUSE, clear it. */ |
| if ((p_remote_cmd->rc_id == BTA_AV_RC_PAUSE) && (p_dev->rc_pending_play)) { |
| APPL_TRACE_WARNING("%s: Clear the pending PLAY on PAUSE received", |
| __func__); |
| p_dev->rc_pending_play = false; |
| return; |
| } |
| |
| if ((p_remote_cmd->rc_id == BTA_AV_RC_STOP) && |
| (!btif_av_stream_started_ready())) { |
| APPL_TRACE_WARNING("%s: Stream suspended, ignore STOP cmd", __func__); |
| return; |
| } |
| |
| int pressed = (p_remote_cmd->key_state == AVRC_STATE_PRESS) ? 1 : 0; |
| |
| /* pass all commands up */ |
| BTIF_TRACE_DEBUG("%s: rc_features: %d, cmd->rc_id: %d, pressed: %d", __func__, |
| p_dev->rc_features, p_remote_cmd->rc_id, pressed); |
| HAL_CBACK(bt_rc_callbacks, passthrough_cmd_cb, p_remote_cmd->rc_id, pressed, |
| &rc_addr); |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_passthrough_rsp |
| * |
| * - Argument: tBTA_AV_REMOTE_RSP passthrough command response |
| * |
| * - Description: Remote control passthrough response handler |
| * |
| ***************************************************************************/ |
| void handle_rc_passthrough_rsp(tBTA_AV_REMOTE_RSP* p_remote_rsp) { |
| btif_rc_device_cb_t* p_dev = NULL; |
| bt_bdaddr_t rc_addr; |
| |
| p_dev = btif_rc_get_device_by_handle(p_remote_rsp->rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: passthrough response for Invalid rc handle", |
| __func__); |
| return; |
| } |
| |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| |
| if (!(p_dev->rc_features & BTA_AV_FEAT_RCTG)) { |
| BTIF_TRACE_ERROR("%s: DUT does not support AVRCP controller role", |
| __func__); |
| return; |
| } |
| |
| const char* status = (p_remote_rsp->key_state == 1) ? "released" : "pressed"; |
| BTIF_TRACE_DEBUG("%s: rc_id: %d state: %s", __func__, p_remote_rsp->rc_id, |
| status); |
| |
| release_transaction(p_remote_rsp->label); |
| if (bt_rc_ctrl_callbacks != NULL) { |
| HAL_CBACK(bt_rc_ctrl_callbacks, passthrough_rsp_cb, &rc_addr, |
| p_remote_rsp->rc_id, p_remote_rsp->key_state); |
| } |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_vendorunique_rsp |
| * |
| * - Argument: tBTA_AV_REMOTE_RSP command response |
| * |
| * - Description: Remote control vendor unique response handler |
| * |
| ***************************************************************************/ |
| void handle_rc_vendorunique_rsp(tBTA_AV_REMOTE_RSP* p_remote_rsp) { |
| btif_rc_device_cb_t* p_dev = NULL; |
| const char* status; |
| uint8_t vendor_id = 0; |
| |
| p_dev = btif_rc_get_device_by_handle(p_remote_rsp->rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: Got vendorunique rsp from invalid rc handle", |
| __func__); |
| return; |
| } |
| |
| if (p_dev->rc_features & BTA_AV_FEAT_RCTG) { |
| int key_state; |
| if (p_remote_rsp->key_state == AVRC_STATE_RELEASE) { |
| status = "released"; |
| key_state = 1; |
| } else { |
| status = "pressed"; |
| key_state = 0; |
| } |
| |
| if (p_remote_rsp->len > 0) { |
| if (p_remote_rsp->len >= AVRC_PASS_THRU_GROUP_LEN) |
| vendor_id = p_remote_rsp->p_data[AVRC_PASS_THRU_GROUP_LEN - 1]; |
| osi_free_and_reset((void**)&p_remote_rsp->p_data); |
| } |
| BTIF_TRACE_DEBUG("%s: vendor_id: %d status: %s", __func__, vendor_id, |
| status); |
| |
| release_transaction(p_remote_rsp->label); |
| HAL_CBACK(bt_rc_ctrl_callbacks, groupnavigation_rsp_cb, vendor_id, |
| key_state); |
| } else { |
| BTIF_TRACE_ERROR("%s: Remote does not support AVRCP TG role", __func__); |
| } |
| } |
| |
| void handle_uid_changed_notification(btif_rc_device_cb_t* p_dev, uint8_t label, |
| tAVRC_COMMAND* pavrc_command) { |
| tAVRC_RESPONSE avrc_rsp = {0}; |
| avrc_rsp.rsp.pdu = pavrc_command->pdu; |
| avrc_rsp.rsp.status = AVRC_STS_NO_ERROR; |
| avrc_rsp.rsp.opcode = pavrc_command->cmd.opcode; |
| |
| avrc_rsp.reg_notif.event_id = pavrc_command->reg_notif.event_id; |
| avrc_rsp.reg_notif.param.uid_counter = 0; |
| |
| send_metamsg_rsp(p_dev, -1, label, AVRC_RSP_INTERIM, &avrc_rsp); |
| send_metamsg_rsp(p_dev, -1, label, AVRC_RSP_CHANGED, &avrc_rsp); |
| } |
| |
| /*************************************************************************** |
| * Function handle_rc_metamsg_cmd |
| * |
| * - Argument: tBTA_AV_VENDOR Structure containing the received |
| * metamsg command |
| * |
| * - Description: Remote control metamsg command handler (AVRCP 1.3) |
| * |
| ***************************************************************************/ |
| void handle_rc_metamsg_cmd(tBTA_AV_META_MSG* pmeta_msg) { |
| /* Parse the metamsg command and pass it on to BTL-IFS */ |
| uint8_t scratch_buf[512] = {0}; |
| tAVRC_COMMAND avrc_command = {0}; |
| tAVRC_STS status; |
| btif_rc_device_cb_t* p_dev = NULL; |
| |
| if (NULL == pmeta_msg) { |
| BTIF_TRACE_EVENT("%s: Exiting as pmeta_msg is NULL", __func__); |
| return; |
| } |
| |
| if (NULL == pmeta_msg->p_msg) { |
| BTIF_TRACE_EVENT("%s: Exiting as pmeta_msg->p_msg is NULL", __func__); |
| return; |
| } |
| |
| BTIF_TRACE_EVENT("%s: pmeta_msg: opcode: %x, code: %x", __func__, |
| pmeta_msg->p_msg->hdr.opcode, pmeta_msg->code); |
| |
| p_dev = btif_rc_get_device_by_handle(pmeta_msg->rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: Meta msg event for Invalid rc handle", __func__); |
| return; |
| } |
| |
| if (pmeta_msg->p_msg->hdr.opcode != AVRC_OP_VENDOR && |
| pmeta_msg->p_msg->hdr.opcode != AVRC_OP_BROWSE) { |
| BTIF_TRACE_WARNING("Invalid opcode: %x", pmeta_msg->p_msg->hdr.opcode); |
| return; |
| } |
| |
| if (pmeta_msg->len < 3) { |
| BTIF_TRACE_WARNING("%s: Invalid length. opcode: 0x%x, len: 0x%x", __func__, |
| pmeta_msg->p_msg->hdr.opcode, pmeta_msg->len); |
| return; |
| } |
| |
| if (pmeta_msg->code >= AVRC_RSP_NOT_IMPL) { |
| { |
| rc_transaction_t* transaction = NULL; |
| transaction = get_transaction_by_lbl(pmeta_msg->label); |
| if (transaction != NULL) { |
| handle_rc_metamsg_rsp(pmeta_msg, p_dev); |
| } else { |
| BTIF_TRACE_DEBUG( |
| "%s: Discard vendor dependent rsp. code: %d label: %d.", __func__, |
| pmeta_msg->code, pmeta_msg->label); |
| } |
| return; |
| } |
| } |
| |
| status = AVRC_ParsCommand(pmeta_msg->p_msg, &avrc_command, scratch_buf, |
| sizeof(scratch_buf)); |
| BTIF_TRACE_DEBUG("%s: Received vendor command.code,PDU and label: %d, %d, %d", |
| __func__, pmeta_msg->code, avrc_command.cmd.pdu, |
| pmeta_msg->label); |
| |
| if (status != AVRC_STS_NO_ERROR) { |
| /* return error */ |
| BTIF_TRACE_WARNING( |
| "%s: Error in parsing received metamsg command. status: 0x%02x", |
| __func__, status); |
| send_reject_response(pmeta_msg->rc_handle, pmeta_msg->label, |
| avrc_command.pdu, status, |
| pmeta_msg->p_msg->hdr.opcode); |
| } else { |
| /* if RegisterNotification, add it to our registered queue */ |
| |
| if (avrc_command.cmd.pdu == AVRC_PDU_REGISTER_NOTIFICATION) { |
| uint8_t event_id = avrc_command.reg_notif.event_id; |
| |
| BTIF_TRACE_EVENT( |
| "%s: New register notification received.event_id: %s, label: 0x%x, " |
| "code: %x", |
| __func__, dump_rc_notification_event_id(event_id), pmeta_msg->label, |
| pmeta_msg->code); |
| p_dev->rc_notif[event_id - 1].bNotify = true; |
| p_dev->rc_notif[event_id - 1].label = pmeta_msg->label; |
| |
| if (event_id == AVRC_EVT_UIDS_CHANGE) { |
| handle_uid_changed_notification(p_dev, pmeta_msg->label, &avrc_command); |
| return; |
| } |
| } |
| |
| BTIF_TRACE_EVENT("%s: Passing received metamsg command to app. pdu: %s", |
| __func__, dump_rc_pdu(avrc_command.cmd.pdu)); |
| |
| /* Since handle_rc_metamsg_cmd() itself is called from |
| *btif context, no context switching is required. Invoke |
| * btif_rc_upstreams_evt directly from here. */ |
| btif_rc_upstreams_evt((uint16_t)avrc_command.cmd.pdu, &avrc_command, |
| pmeta_msg->code, pmeta_msg->label, p_dev); |
| } |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function btif_rc_handler |
| ** |
| ** Description RC event handler |
| ** |
| ***************************************************************************/ |
| void btif_rc_handler(tBTA_AV_EVT event, tBTA_AV* p_data) { |
| BTIF_TRACE_DEBUG("%s: event: %s", __func__, dump_rc_event(event)); |
| btif_rc_device_cb_t* p_dev = NULL; |
| switch (event) { |
| case BTA_AV_RC_OPEN_EVT: { |
| BTIF_TRACE_DEBUG("%s: Peer_features: %x", __func__, |
| p_data->rc_open.peer_features); |
| handle_rc_connect(&(p_data->rc_open)); |
| } break; |
| |
| case BTA_AV_RC_BROWSE_OPEN_EVT: { |
| /* tell the UL that we have connection to browse channel and that |
| * browse commands can be directed accordingly. */ |
| handle_rc_browse_connect(&p_data->rc_browse_open); |
| } break; |
| |
| case BTA_AV_RC_CLOSE_EVT: { |
| handle_rc_disconnect(&(p_data->rc_close)); |
| } break; |
| |
| case BTA_AV_RC_BROWSE_CLOSE_EVT: { |
| BTIF_TRACE_DEBUG("%s: BTA_AV_RC_BROWSE_CLOSE_EVT", __func__); |
| } break; |
| |
| case BTA_AV_REMOTE_CMD_EVT: { |
| if (bt_rc_callbacks != NULL) { |
| BTIF_TRACE_DEBUG("%s: rc_id: 0x%x key_state: %d", __func__, |
| p_data->remote_cmd.rc_id, |
| p_data->remote_cmd.key_state); |
| handle_rc_passthrough_cmd((&p_data->remote_cmd)); |
| } else { |
| BTIF_TRACE_ERROR("%s: AVRCP TG role not up, drop passthrough commands", |
| __func__); |
| } |
| } break; |
| |
| case BTA_AV_REMOTE_RSP_EVT: { |
| BTIF_TRACE_DEBUG("%s: RSP: rc_id: 0x%x key_state: %d", __func__, |
| p_data->remote_rsp.rc_id, p_data->remote_rsp.key_state); |
| |
| if (p_data->remote_rsp.rc_id == AVRC_ID_VENDOR) { |
| handle_rc_vendorunique_rsp((&p_data->remote_rsp)); |
| } else { |
| handle_rc_passthrough_rsp((&p_data->remote_rsp)); |
| } |
| } break; |
| |
| case BTA_AV_RC_FEAT_EVT: { |
| BTIF_TRACE_DEBUG("%s: Peer_features: %x", __func__, |
| p_data->rc_feat.peer_features); |
| p_dev = btif_rc_get_device_by_handle(p_data->rc_feat.rc_handle); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: RC Feature event for Invalid rc handle", |
| __func__); |
| break; |
| } |
| |
| p_dev->rc_features = p_data->rc_feat.peer_features; |
| handle_rc_features(p_dev); |
| |
| if ((p_dev->rc_connected) && (bt_rc_ctrl_callbacks != NULL)) { |
| handle_rc_ctrl_features(p_dev); |
| } |
| } break; |
| |
| case BTA_AV_META_MSG_EVT: { |
| if (bt_rc_callbacks != NULL) { |
| BTIF_TRACE_DEBUG("%s: BTA_AV_META_MSG_EVT code: %d label: %d", __func__, |
| p_data->meta_msg.code, p_data->meta_msg.label); |
| BTIF_TRACE_DEBUG("%s: company_id: 0x%x len: %d handle: %d", __func__, |
| p_data->meta_msg.company_id, p_data->meta_msg.len, |
| p_data->meta_msg.rc_handle); |
| |
| /* handle the metamsg command */ |
| handle_rc_metamsg_cmd(&(p_data->meta_msg)); |
| |
| /* Free the Memory allocated for tAVRC_MSG */ |
| } else if (bt_rc_ctrl_callbacks != NULL) { |
| /* This is case of Sink + CT + TG(for abs vol)) */ |
| BTIF_TRACE_DEBUG( |
| "%s BTA_AV_META_MSG_EVT code:%d label:%d opcode %d ctype %d", |
| __func__, p_data->meta_msg.code, p_data->meta_msg.label, |
| p_data->meta_msg.p_msg->hdr.opcode, |
| p_data->meta_msg.p_msg->hdr.ctype); |
| BTIF_TRACE_DEBUG("%s company_id:0x%x len:%d handle:%d", __func__, |
| p_data->meta_msg.company_id, p_data->meta_msg.len, |
| p_data->meta_msg.rc_handle); |
| switch (p_data->meta_msg.p_msg->hdr.opcode) { |
| case AVRC_OP_VENDOR: |
| if ((p_data->meta_msg.code >= AVRC_RSP_NOT_IMPL) && |
| (p_data->meta_msg.code <= AVRC_RSP_INTERIM)) { |
| /* Its a response */ |
| handle_avk_rc_metamsg_rsp(&(p_data->meta_msg)); |
| } else if (p_data->meta_msg.code <= AVRC_CMD_GEN_INQ) { |
| /* Its a command */ |
| handle_avk_rc_metamsg_cmd(&(p_data->meta_msg)); |
| } |
| break; |
| |
| case AVRC_OP_BROWSE: |
| if (p_data->meta_msg.p_msg->hdr.ctype == AVRC_CMD) { |
| handle_avk_rc_metamsg_cmd(&(p_data->meta_msg)); |
| } else if (p_data->meta_msg.p_msg->hdr.ctype == AVRC_RSP) { |
| handle_avk_rc_metamsg_rsp(&(p_data->meta_msg)); |
| } |
| break; |
| } |
| } else { |
| BTIF_TRACE_ERROR("Neither CTRL, nor TG is up, drop meta commands"); |
| } |
| } break; |
| |
| default: |
| BTIF_TRACE_DEBUG("%s: Unhandled RC event : 0x%x", __func__, event); |
| } |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function btif_rc_get_connected_peer |
| ** |
| ** Description Fetches the connected headset's BD_ADDR if any |
| ** |
| ***************************************************************************/ |
| bool btif_rc_get_connected_peer(BD_ADDR peer_addr) { |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, peer_addr); |
| btif_rc_device_cb_t* p_dev = NULL; |
| |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| p_dev = get_connected_device(idx); |
| if (p_dev != NULL && (p_dev->rc_connected == TRUE)) { |
| bdcpy(peer_addr, p_dev->rc_addr); |
| return TRUE; |
| } |
| } |
| return false; |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function btif_rc_get_connected_peer_handle |
| ** |
| ** Description Fetches the connected headset's handle if any |
| ** |
| ***************************************************************************/ |
| uint8_t btif_rc_get_connected_peer_handle(BD_ADDR peer_addr) { |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, peer_addr); |
| |
| btif_rc_device_cb_t* p_dev = NULL; |
| p_dev = btif_rc_get_device_by_bda(&rc_addr); |
| |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return BTRC_HANDLE_NONE; |
| } |
| return p_dev->rc_handle; |
| } |
| |
| /*************************************************************************** |
| ** |
| ** Function btif_rc_check_handle_pending_play |
| ** |
| ** Description Clears the queued PLAY command. if |bSendToApp| is true, |
| ** forwards to app |
| ** |
| ***************************************************************************/ |
| |
| /* clear the queued PLAY command. if |bSendToApp| is true, forward to app */ |
| void btif_rc_check_handle_pending_play(BD_ADDR peer_addr, bool bSendToApp) { |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, peer_addr); |
| |
| btif_rc_device_cb_t* p_dev = NULL; |
| p_dev = btif_rc_get_device_by_bda(&rc_addr); |
| |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return; |
| } |
| |
| BTIF_TRACE_DEBUG("%s: bSendToApp: %d", __func__, bSendToApp); |
| if (p_dev->rc_pending_play) { |
| if (bSendToApp) { |
| tBTA_AV_REMOTE_CMD remote_cmd; |
| APPL_TRACE_DEBUG("%s: Sending queued PLAYED event to app", __func__); |
| |
| memset(&remote_cmd, 0, sizeof(tBTA_AV_REMOTE_CMD)); |
| remote_cmd.rc_handle = p_dev->rc_handle; |
| remote_cmd.rc_id = AVRC_ID_PLAY; |
| remote_cmd.hdr.ctype = AVRC_CMD_CTRL; |
| remote_cmd.hdr.opcode = AVRC_OP_PASS_THRU; |
| |
| /* delay sending to app, else there is a timing issue in the framework, |
| ** which causes the audio to be on th device's speaker. Delay between |
| ** OPEN & RC_PLAYs |
| */ |
| sleep_ms(200); |
| /* send to app - both PRESSED & RELEASED */ |
| remote_cmd.key_state = AVRC_STATE_PRESS; |
| handle_rc_passthrough_cmd(&remote_cmd); |
| |
| sleep_ms(100); |
| |
| remote_cmd.key_state = AVRC_STATE_RELEASE; |
| handle_rc_passthrough_cmd(&remote_cmd); |
| } |
| p_dev->rc_pending_play = false; |
| } |
| } |
| |
| /* Generic reject response */ |
| static void send_reject_response(uint8_t rc_handle, uint8_t label, uint8_t pdu, |
| uint8_t status, uint8_t opcode) { |
| uint8_t ctype = AVRC_RSP_REJ; |
| tAVRC_RESPONSE avrc_rsp; |
| BT_HDR* p_msg = NULL; |
| memset(&avrc_rsp, 0, sizeof(tAVRC_RESPONSE)); |
| |
| avrc_rsp.rsp.opcode = opcode; |
| avrc_rsp.rsp.pdu = pdu; |
| avrc_rsp.rsp.status = status; |
| |
| status = AVRC_BldResponse(rc_handle, &avrc_rsp, &p_msg); |
| |
| if (status != AVRC_STS_NO_ERROR) { |
| BTIF_TRACE_ERROR("%s: status not AVRC_STS_NO_ERROR", __func__); |
| return; |
| } |
| |
| BTIF_TRACE_DEBUG( |
| "%s: Sending error notification to handle: %d. pdu: %s,status: 0x%02x", |
| __func__, rc_handle, dump_rc_pdu(pdu), status); |
| BTA_AvMetaRsp(rc_handle, label, ctype, p_msg); |
| } |
| |
| /*************************************************************************** |
| * Function get_rsp_type_code |
| * |
| * - Argument: status |
| * - Description: Returns response type codes for particular command code and |
| * status. |
| * |
| ***************************************************************************/ |
| static tBTA_AV_CODE get_rsp_type_code(tAVRC_STS status, tBTA_AV_CODE code) { |
| if (status != AVRC_STS_NO_ERROR) { |
| return AVRC_RSP_REJ; |
| } |
| |
| if (code < AVRC_RSP_NOT_IMPL) { |
| if (code == AVRC_CMD_NOTIF) return AVRC_RSP_INTERIM; |
| |
| if (code == AVRC_CMD_STATUS) return AVRC_RSP_IMPL_STBL; |
| |
| return AVRC_RSP_ACCEPT; |
| } |
| |
| return code; |
| } |
| |
| /*************************************************************************** |
| * Function send_metamsg_rsp |
| * |
| * - Argument: |
| * p_dev Dev pointer |
| * index Command index (= -1 if not used) |
| * label Label of the RC response |
| * code Response type |
| * pmetamsg_resp Vendor response |
| * |
| * - Description: Remote control metamsg response handler |
| * |
| ***************************************************************************/ |
| static void send_metamsg_rsp(btif_rc_device_cb_t* p_dev, int index, |
| uint8_t label, tBTA_AV_CODE code, |
| tAVRC_RESPONSE* pmetamsg_resp) { |
| uint8_t ctype; |
| |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return; |
| } |
| |
| if (pmetamsg_resp == NULL) { |
| BTIF_TRACE_WARNING("%s: Invalid response received from application", |
| __func__); |
| return; |
| } |
| |
| BTIF_TRACE_EVENT( |
| "%s: rc_handle: %d, index: %d, label: %d, code: 0x%02x, pdu: %s", |
| __func__, p_dev->rc_handle, index, label, code, |
| dump_rc_pdu(pmetamsg_resp->rsp.pdu)); |
| |
| if (index >= 0 && p_dev->rc_pdu_info[index].is_rsp_pending == false) { |
| BTIF_TRACE_ERROR("%s: is_rsp_pending false, returning", __func__); |
| return; |
| } |
| |
| ctype = get_rsp_type_code(pmetamsg_resp->rsp.status, code); |
| |
| /* if response is for register_notification, make sure the rc has |
| actually registered for this */ |
| if ((pmetamsg_resp->rsp.pdu == AVRC_PDU_REGISTER_NOTIFICATION) && |
| ((code == AVRC_RSP_CHANGED) || (code == AVRC_RSP_INTERIM))) { |
| bool bSent = false; |
| uint8_t event_id = pmetamsg_resp->reg_notif.event_id; |
| bool bNotify = |
| (p_dev->rc_connected) && (p_dev->rc_notif[event_id - 1].bNotify); |
| |
| /* de-register this notification for a CHANGED response */ |
| p_dev->rc_notif[event_id - 1].bNotify = false; |
| BTIF_TRACE_DEBUG("%s: rc_handle: %d. event_id: 0x%02d bNotify: %u", |
| __func__, p_dev->rc_handle, event_id, bNotify); |
| if (bNotify) { |
| BT_HDR* p_msg = NULL; |
| tAVRC_STS status; |
| |
| if (AVRC_STS_NO_ERROR == (status = AVRC_BldResponse( |
| p_dev->rc_handle, pmetamsg_resp, &p_msg))) { |
| BTIF_TRACE_DEBUG( |
| "%s: Sending notification to rc_handle: %d. event_id: 0x%02d", |
| __func__, p_dev->rc_handle, event_id); |
| bSent = true; |
| BTA_AvMetaRsp(p_dev->rc_handle, p_dev->rc_notif[event_id - 1].label, |
| ctype, p_msg); |
| } else { |
| BTIF_TRACE_WARNING( |
| "%s: failed to build metamsg response. status: 0x%02x", __func__, |
| status); |
| } |
| } |
| |
| if (!bSent) { |
| BTIF_TRACE_DEBUG( |
| "%s: Notification not sent, as there are no RC connections or the \ |
| CT has not subscribed for event_id: %s", |
| __func__, dump_rc_notification_event_id(event_id)); |
| } |
| } else { |
| /* All other commands go here */ |
| |
| BT_HDR* p_msg = NULL; |
| tAVRC_STS status; |
| |
| status = AVRC_BldResponse(p_dev->rc_handle, pmetamsg_resp, &p_msg); |
| |
| if (status == AVRC_STS_NO_ERROR) { |
| BTA_AvMetaRsp(p_dev->rc_handle, label, ctype, p_msg); |
| } else { |
| BTIF_TRACE_ERROR("%s: failed to build metamsg response. status: 0x%02x", |
| __func__, status); |
| } |
| } |
| |
| if (index >= 0) { |
| p_dev->rc_pdu_info[index].ctype = 0; |
| p_dev->rc_pdu_info[index].label = 0; |
| p_dev->rc_pdu_info[index].is_rsp_pending = false; |
| } |
| } |
| |
| static uint8_t opcode_from_pdu(uint8_t pdu) { |
| uint8_t opcode = 0; |
| |
| switch (pdu) { |
| case AVRC_PDU_SET_BROWSED_PLAYER: |
| case AVRC_PDU_GET_FOLDER_ITEMS: |
| case AVRC_PDU_CHANGE_PATH: |
| case AVRC_PDU_GET_ITEM_ATTRIBUTES: |
| case AVRC_PDU_ADD_TO_NOW_PLAYING: |
| case AVRC_PDU_SEARCH: |
| case AVRC_PDU_GET_TOTAL_NUM_OF_ITEMS: |
| case AVRC_PDU_GENERAL_REJECT: |
| opcode = AVRC_OP_BROWSE; |
| break; |
| |
| case AVRC_PDU_NEXT_GROUP: |
| case AVRC_PDU_PREV_GROUP: /* pass thru */ |
| opcode = AVRC_OP_PASS_THRU; |
| break; |
| |
| default: /* vendor */ |
| opcode = AVRC_OP_VENDOR; |
| break; |
| } |
| |
| return opcode; |
| } |
| |
| /*************************************************************************** |
| * Function: fill_attribute_id_array |
| * |
| * - Argument: |
| * cmd_attribute_number input attribute number from AVRCP command |
| * cmd_attribute_id_array input attribute list from AVRCP command |
| * out_array_size allocated size of out attribute id array |
| * out_attribute_id_array output attribute list resolved here |
| * |
| * - Description: |
| * Resolve attribute id array as defined by the AVRCP specification. |
| * |
| * - Returns: |
| * The number of attributes filled in |
| * |
| ***************************************************************************/ |
| static uint8_t fill_attribute_id_array( |
| uint8_t cmd_attribute_number, btrc_media_attr_t* cmd_attribute_id_array, |
| size_t out_array_size, btrc_media_attr_t* out_attribute_id_array) { |
| /* Reset attribute array */ |
| memset(out_attribute_id_array, 0, out_array_size); |
| /* Default case for cmd_attribute_number == 0xFF, No attribute */ |
| uint8_t out_attribute_number = 0; |
| if (cmd_attribute_number == 0) { |
| /* All attributes */ |
| out_attribute_number = out_array_size < AVRC_MAX_NUM_MEDIA_ATTR_ID |
| ? out_array_size |
| : AVRC_MAX_NUM_MEDIA_ATTR_ID; |
| for (int i = 0; i < out_attribute_number; i++) { |
| out_attribute_id_array[i] = (btrc_media_attr_t)(i + 1); |
| } |
| } else if (cmd_attribute_number != 0xFF) { |
| /* Attribute List */ |
| out_attribute_number = 0; |
| int filled_id_count = 0; |
| for (int i = 0; (i < cmd_attribute_number) && |
| (out_attribute_number < out_array_size) && |
| (out_attribute_number < AVRC_MAX_NUM_MEDIA_ATTR_ID); |
| i++) { |
| /* Fill only valid entries */ |
| if (AVRC_IS_VALID_MEDIA_ATTRIBUTE(cmd_attribute_id_array[i])) { |
| /* Skip the duplicate entries */ |
| for (filled_id_count = 0; filled_id_count < out_attribute_number; |
| filled_id_count++) { |
| if (out_attribute_id_array[filled_id_count] == |
| cmd_attribute_id_array[i]) |
| break; |
| } |
| /* New ID */ |
| if (filled_id_count == out_attribute_number) { |
| out_attribute_id_array[out_attribute_number] = |
| (btrc_media_attr_t)cmd_attribute_id_array[i]; |
| out_attribute_number++; |
| } |
| } |
| } |
| } |
| return out_attribute_number; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_rc_upstreams_evt |
| * |
| * Description Executes AVRC UPSTREAMS events in btif context. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| static void btif_rc_upstreams_evt(uint16_t event, tAVRC_COMMAND* pavrc_cmd, |
| uint8_t ctype, uint8_t label, |
| btif_rc_device_cb_t* p_dev) { |
| BTIF_TRACE_EVENT("%s: pdu: %s handle: 0x%x ctype: %x label: %x event ID: %x", |
| __func__, dump_rc_pdu(pavrc_cmd->pdu), p_dev->rc_handle, |
| ctype, label, pavrc_cmd->reg_notif.event_id); |
| bt_bdaddr_t rc_addr; |
| |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| |
| switch (event) { |
| case AVRC_PDU_GET_PLAY_STATUS: { |
| fill_pdu_queue(IDX_GET_PLAY_STATUS_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, get_play_status_cb, &rc_addr); |
| } break; |
| case AVRC_PDU_LIST_PLAYER_APP_ATTR: |
| case AVRC_PDU_LIST_PLAYER_APP_VALUES: |
| case AVRC_PDU_GET_CUR_PLAYER_APP_VALUE: |
| case AVRC_PDU_SET_PLAYER_APP_VALUE: |
| case AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT: |
| case AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT: { |
| /* TODO: Add support for Application Settings */ |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_CMD, pavrc_cmd->cmd.opcode); |
| } break; |
| case AVRC_PDU_GET_ELEMENT_ATTR: { |
| btrc_media_attr_t element_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; |
| uint8_t num_attr = fill_attribute_id_array( |
| pavrc_cmd->get_elem_attrs.num_attr, |
| (btrc_media_attr_t*)pavrc_cmd->get_elem_attrs.attrs, |
| BTRC_MAX_ELEM_ATTR_SIZE, element_attrs); |
| if (num_attr == 0) { |
| BTIF_TRACE_ERROR( |
| "%s: No valid attributes requested in GET_ELEMENT_ATTRIBUTES", |
| __func__); |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_PARAM, pavrc_cmd->cmd.opcode); |
| return; |
| } |
| fill_pdu_queue(IDX_GET_ELEMENT_ATTR_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, get_element_attr_cb, num_attr, element_attrs, |
| &rc_addr); |
| } break; |
| case AVRC_PDU_REGISTER_NOTIFICATION: { |
| if (pavrc_cmd->reg_notif.event_id == BTRC_EVT_PLAY_POS_CHANGED && |
| pavrc_cmd->reg_notif.param == 0) { |
| BTIF_TRACE_WARNING( |
| "%s: Device registering position changed with illegal param 0.", |
| __func__); |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_PARAM, pavrc_cmd->cmd.opcode); |
| /* de-register this notification for a rejected response */ |
| p_dev->rc_notif[BTRC_EVT_PLAY_POS_CHANGED - 1].bNotify = false; |
| return; |
| } |
| HAL_CBACK(bt_rc_callbacks, register_notification_cb, |
| (btrc_event_id_t)pavrc_cmd->reg_notif.event_id, |
| pavrc_cmd->reg_notif.param, &rc_addr); |
| } break; |
| case AVRC_PDU_INFORM_DISPLAY_CHARSET: { |
| tAVRC_RESPONSE avrc_rsp; |
| BTIF_TRACE_EVENT("%s: AVRC_PDU_INFORM_DISPLAY_CHARSET", __func__); |
| if (p_dev->rc_connected == true) { |
| memset(&(avrc_rsp.inform_charset), 0, sizeof(tAVRC_RSP)); |
| avrc_rsp.inform_charset.opcode = |
| opcode_from_pdu(AVRC_PDU_INFORM_DISPLAY_CHARSET); |
| avrc_rsp.inform_charset.pdu = AVRC_PDU_INFORM_DISPLAY_CHARSET; |
| avrc_rsp.inform_charset.status = AVRC_STS_NO_ERROR; |
| send_metamsg_rsp(p_dev, -1, label, ctype, &avrc_rsp); |
| } |
| } break; |
| |
| case AVRC_PDU_GET_FOLDER_ITEMS: { |
| uint32_t attr_ids[BTRC_MAX_ELEM_ATTR_SIZE]; |
| uint8_t num_attr; |
| num_attr = pavrc_cmd->get_items.attr_count; |
| |
| BTIF_TRACE_EVENT( |
| "%s: AVRC_PDU_GET_FOLDER_ITEMS num_attr: %d, start_item [%d] \ |
| end_item [%d]", |
| __func__, num_attr, pavrc_cmd->get_items.start_item, |
| pavrc_cmd->get_items.end_item); |
| |
| /* num_attr requested: |
| * 0x00: All attributes requested |
| * 0xFF: No Attributes requested |
| * 0x01 to 0x07: Specified number of attributes |
| */ |
| if ((num_attr != 0xFF && num_attr > BTRC_MAX_ELEM_ATTR_SIZE)) { |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_PARAM, pavrc_cmd->cmd.opcode); |
| return; |
| } |
| |
| /* Except num_attr is None(0xff) / All(0x00), request follows with an |
| * Attribute List */ |
| if ((num_attr != 0xFF) && (num_attr != 0x00)) { |
| memcpy(attr_ids, pavrc_cmd->get_items.p_attr_list, |
| sizeof(uint32_t) * num_attr); |
| } |
| |
| fill_pdu_queue(IDX_GET_FOLDER_ITEMS_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, get_folder_items_cb, |
| pavrc_cmd->get_items.scope, pavrc_cmd->get_items.start_item, |
| pavrc_cmd->get_items.end_item, num_attr, attr_ids, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_SET_ADDRESSED_PLAYER: { |
| fill_pdu_queue(IDX_SET_ADDR_PLAYER_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, set_addressed_player_cb, |
| pavrc_cmd->addr_player.player_id, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_SET_BROWSED_PLAYER: { |
| fill_pdu_queue(IDX_SET_BROWSED_PLAYER_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, set_browsed_player_cb, |
| pavrc_cmd->br_player.player_id, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_REQUEST_CONTINUATION_RSP: { |
| BTIF_TRACE_EVENT("%s() REQUEST CONTINUATION: target_pdu: 0x%02d", |
| __func__, pavrc_cmd->continu.target_pdu); |
| tAVRC_RESPONSE avrc_rsp; |
| if (p_dev->rc_connected == TRUE) { |
| memset(&(avrc_rsp.continu), 0, sizeof(tAVRC_NEXT_RSP)); |
| avrc_rsp.continu.opcode = |
| opcode_from_pdu(AVRC_PDU_REQUEST_CONTINUATION_RSP); |
| avrc_rsp.continu.pdu = AVRC_PDU_REQUEST_CONTINUATION_RSP; |
| avrc_rsp.continu.status = AVRC_STS_NO_ERROR; |
| avrc_rsp.continu.target_pdu = pavrc_cmd->continu.target_pdu; |
| send_metamsg_rsp(p_dev, -1, label, ctype, &avrc_rsp); |
| } |
| } break; |
| |
| case AVRC_PDU_ABORT_CONTINUATION_RSP: { |
| BTIF_TRACE_EVENT("%s() ABORT CONTINUATION: target_pdu: 0x%02d", __func__, |
| pavrc_cmd->abort.target_pdu); |
| tAVRC_RESPONSE avrc_rsp; |
| if (p_dev->rc_connected == TRUE) { |
| memset(&(avrc_rsp.abort), 0, sizeof(tAVRC_NEXT_RSP)); |
| avrc_rsp.abort.opcode = |
| opcode_from_pdu(AVRC_PDU_ABORT_CONTINUATION_RSP); |
| avrc_rsp.abort.pdu = AVRC_PDU_ABORT_CONTINUATION_RSP; |
| avrc_rsp.abort.status = AVRC_STS_NO_ERROR; |
| avrc_rsp.abort.target_pdu = pavrc_cmd->continu.target_pdu; |
| send_metamsg_rsp(p_dev, -1, label, ctype, &avrc_rsp); |
| } |
| } break; |
| |
| case AVRC_PDU_CHANGE_PATH: { |
| fill_pdu_queue(IDX_CHG_PATH_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, change_path_cb, pavrc_cmd->chg_path.direction, |
| pavrc_cmd->chg_path.folder_uid, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_SEARCH: { |
| fill_pdu_queue(IDX_SEARCH_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, search_cb, pavrc_cmd->search.string.charset_id, |
| pavrc_cmd->search.string.str_len, |
| pavrc_cmd->search.string.p_str, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_GET_ITEM_ATTRIBUTES: { |
| btrc_media_attr_t item_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; |
| uint8_t num_attr = fill_attribute_id_array( |
| pavrc_cmd->get_elem_attrs.num_attr, |
| (btrc_media_attr_t*)pavrc_cmd->get_elem_attrs.attrs, |
| BTRC_MAX_ELEM_ATTR_SIZE, item_attrs); |
| if (num_attr == 0) { |
| BTIF_TRACE_ERROR( |
| "%s: No valid attributes requested in GET_ITEM_ATTRIBUTES", |
| __func__); |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_PARAM, pavrc_cmd->cmd.opcode); |
| return; |
| } |
| fill_pdu_queue(IDX_GET_ITEM_ATTR_RSP, ctype, label, true, p_dev); |
| BTIF_TRACE_DEBUG("%s: GET_ITEM_ATTRIBUTES: num_attr: %d", __func__, |
| num_attr); |
| HAL_CBACK(bt_rc_callbacks, get_item_attr_cb, pavrc_cmd->get_attrs.scope, |
| pavrc_cmd->get_attrs.uid, pavrc_cmd->get_attrs.uid_counter, |
| num_attr, item_attrs, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_GET_TOTAL_NUM_OF_ITEMS: { |
| fill_pdu_queue(IDX_GET_TOTAL_NUM_OF_ITEMS_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, get_total_num_of_items_cb, |
| pavrc_cmd->get_num_of_items.scope, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_ADD_TO_NOW_PLAYING: { |
| fill_pdu_queue(IDX_ADD_TO_NOW_PLAYING_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, add_to_now_playing_cb, |
| pavrc_cmd->add_to_play.scope, pavrc_cmd->add_to_play.uid, |
| pavrc_cmd->add_to_play.uid_counter, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_PLAY_ITEM: { |
| fill_pdu_queue(IDX_PLAY_ITEM_RSP, ctype, label, true, p_dev); |
| HAL_CBACK(bt_rc_callbacks, play_item_cb, pavrc_cmd->play_item.scope, |
| pavrc_cmd->play_item.uid_counter, pavrc_cmd->play_item.uid, |
| &rc_addr); |
| } break; |
| |
| default: { |
| send_reject_response(p_dev->rc_handle, label, pavrc_cmd->pdu, |
| AVRC_STS_BAD_CMD, pavrc_cmd->cmd.opcode); |
| return; |
| } break; |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_rc_ctrl_upstreams_rsp_cmd |
| * |
| * Description Executes AVRC UPSTREAMS response events in btif context. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| static void btif_rc_ctrl_upstreams_rsp_cmd(uint8_t event, |
| tAVRC_COMMAND* pavrc_cmd, |
| uint8_t label, |
| btif_rc_device_cb_t* p_dev) { |
| BTIF_TRACE_DEBUG("%s: pdu: %s: handle: 0x%x", __func__, |
| dump_rc_pdu(pavrc_cmd->pdu), p_dev->rc_handle); |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| switch (event) { |
| case AVRC_PDU_SET_ABSOLUTE_VOLUME: |
| HAL_CBACK(bt_rc_ctrl_callbacks, setabsvol_cmd_cb, &rc_addr, |
| pavrc_cmd->volume.volume, label); |
| break; |
| case AVRC_PDU_REGISTER_NOTIFICATION: |
| if (pavrc_cmd->reg_notif.event_id == AVRC_EVT_VOLUME_CHANGE) { |
| HAL_CBACK(bt_rc_ctrl_callbacks, registernotification_absvol_cb, |
| &rc_addr, label); |
| } |
| break; |
| } |
| } |
| |
| /******************************************************************************* |
| * |
| * Function btif_rc_upstreams_rsp_evt |
| * |
| * Description Executes AVRC UPSTREAMS response events in btif context. |
| * |
| * Returns void |
| * |
| ******************************************************************************/ |
| static void btif_rc_upstreams_rsp_evt(uint16_t event, |
| tAVRC_RESPONSE* pavrc_resp, uint8_t ctype, |
| uint8_t label, |
| btif_rc_device_cb_t* p_dev) { |
| BTIF_TRACE_EVENT("%s: pdu: %s: handle: 0x%x ctype: %x label: %x", __func__, |
| dump_rc_pdu(pavrc_resp->pdu), p_dev->rc_handle, ctype, |
| label); |
| bt_bdaddr_t rc_addr; |
| bdcpy(rc_addr.address, p_dev->rc_addr); |
| |
| switch (event) { |
| case AVRC_PDU_REGISTER_NOTIFICATION: { |
| if (AVRC_RSP_CHANGED == ctype) |
| p_dev->rc_volume = pavrc_resp->reg_notif.param.volume; |
| HAL_CBACK(bt_rc_callbacks, volume_change_cb, |
| pavrc_resp->reg_notif.param.volume, ctype, &rc_addr); |
| } break; |
| |
| case AVRC_PDU_SET_ABSOLUTE_VOLUME: { |
| BTIF_TRACE_DEBUG( |
| "%s: Set absolute volume change event received: volume: %d, ctype: " |
| "%d", |
| __func__, pavrc_resp->volume.volume, ctype); |
| if (AVRC_RSP_ACCEPT == ctype) |
| p_dev->rc_volume = pavrc_resp->volume.volume; |
| HAL_CBACK(bt_rc_callbacks, volume_change_cb, pavrc_resp->volume.volume, |
| ctype, &rc_addr); |
| } break; |
| |
| default: |
| return; |
| } |
| } |
| |
| /******************************************************************************* |
| * AVRCP API Functions |
| ******************************************************************************/ |
| |
| /******************************************************************************* |
| * |
| * Function init |
| * |
| * Description Initializes the AVRC interface |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| static bt_status_t init(btrc_callbacks_t* callbacks) { |
| BTIF_TRACE_EVENT("%s: ", __func__); |
| bt_status_t result = BT_STATUS_SUCCESS; |
| |
| if (bt_rc_callbacks) return BT_STATUS_DONE; |
| |
| bt_rc_callbacks = callbacks; |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| memset(&btif_rc_cb.rc_multi_cb[idx], 0, |
| sizeof(btif_rc_cb.rc_multi_cb[idx])); |
| btif_rc_cb.rc_multi_cb[idx].rc_vol_label = MAX_LABEL; |
| btif_rc_cb.rc_multi_cb[idx].rc_volume = MAX_VOLUME; |
| btif_rc_cb.rc_multi_cb[idx].rc_state = BTRC_CONNECTION_STATE_DISCONNECTED; |
| } |
| lbl_init(); |
| |
| return result; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function init_ctrl |
| * |
| * Description Initializes the AVRC interface |
| * |
| * Returns bt_status_t |
| * |
| ******************************************************************************/ |
| static bt_status_t init_ctrl(btrc_ctrl_callbacks_t* callbacks) { |
| BTIF_TRACE_EVENT("%s: ", __func__); |
| bt_status_t result = BT_STATUS_SUCCESS; |
| |
| if (bt_rc_ctrl_callbacks) return BT_STATUS_DONE; |
| |
| bt_rc_ctrl_callbacks = callbacks; |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| memset(&btif_rc_cb.rc_multi_cb[idx], 0, |
| sizeof(btif_rc_cb.rc_multi_cb[idx])); |
| btif_rc_cb.rc_multi_cb[idx].rc_vol_label = MAX_LABEL; |
| btif_rc_cb.rc_multi_cb[idx].rc_volume = MAX_VOLUME; |
| } |
| lbl_init(); |
| |
| return result; |
| } |
| |
| static void rc_ctrl_procedure_complete(btif_rc_device_cb_t* p_dev) { |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return; |
| } |
| |
| if (p_dev->rc_procedure_complete == true) { |
| return; |
| } |
| p_dev->rc_procedure_complete = true; |
| uint32_t attr_list[] = { |
| AVRC_MEDIA_ATTR_ID_TITLE, AVRC_MEDIA_ATTR_ID_ARTIST, |
| AVRC_MEDIA_ATTR_ID_ALBUM, AVRC_MEDIA_ATTR_ID_TRACK_NUM, |
| AVRC_MEDIA_ATTR_ID_NUM_TRACKS, AVRC_MEDIA_ATTR_ID_GENRE, |
| AVRC_MEDIA_ATTR_ID_PLAYING_TIME}; |
| get_element_attribute_cmd(AVRC_MAX_NUM_MEDIA_ATTR_ID, attr_list, p_dev); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function get_play_status_rsp |
| * |
| * Description Returns the current play status. |
| * This method is called in response to |
| * GetPlayStatus request. |
| * |
| * Returns bt_status_t |
| * |
| **************************************************************************/ |
| static bt_status_t get_play_status_rsp(bt_bdaddr_t* bd_addr, |
| btrc_play_status_t play_status, |
| uint32_t song_len, uint32_t song_pos) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| memset(&(avrc_rsp.get_play_status), 0, sizeof(tAVRC_GET_PLAY_STATUS_RSP)); |
| |
| BTIF_TRACE_DEBUG("%s song len %d song pos %d", __func__, song_len, song_pos); |
| avrc_rsp.get_play_status.song_len = song_len; |
| avrc_rsp.get_play_status.song_pos = song_pos; |
| avrc_rsp.get_play_status.play_status = play_status; |
| |
| avrc_rsp.get_play_status.pdu = AVRC_PDU_GET_PLAY_STATUS; |
| avrc_rsp.get_play_status.opcode = opcode_from_pdu(AVRC_PDU_GET_PLAY_STATUS); |
| avrc_rsp.get_play_status.status = |
| ((play_status != BTRC_PLAYSTATE_ERROR) ? AVRC_STS_NO_ERROR |
| : AVRC_STS_BAD_PARAM); |
| |
| /* Send the response */ |
| send_metamsg_rsp(p_dev, IDX_GET_PLAY_STATUS_RSP, |
| p_dev->rc_pdu_info[IDX_GET_PLAY_STATUS_RSP].label, |
| p_dev->rc_pdu_info[IDX_GET_PLAY_STATUS_RSP].ctype, |
| &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function get_element_attr_rsp |
| * |
| * Description Returns the current songs' element attributes |
| * in text. |
| * |
| * Returns bt_status_t |
| * |
| **************************************************************************/ |
| static bt_status_t get_element_attr_rsp(bt_bdaddr_t* bd_addr, uint8_t num_attr, |
| btrc_element_attr_val_t* p_attrs) { |
| tAVRC_RESPONSE avrc_rsp; |
| uint32_t i; |
| tAVRC_ATTR_ENTRY element_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| memset(element_attrs, 0, sizeof(tAVRC_ATTR_ENTRY) * num_attr); |
| BTIF_TRACE_ERROR("%s: calling btif_rc_get_device_by_bda", __func__); |
| |
| if (num_attr == 0) { |
| avrc_rsp.get_play_status.status = AVRC_STS_BAD_PARAM; |
| } else { |
| for (i = 0; i < num_attr; i++) { |
| element_attrs[i].attr_id = p_attrs[i].attr_id; |
| element_attrs[i].name.charset_id = AVRC_CHARSET_ID_UTF8; |
| element_attrs[i].name.str_len = (uint16_t)strlen((char*)p_attrs[i].text); |
| element_attrs[i].name.p_str = p_attrs[i].text; |
| BTIF_TRACE_DEBUG( |
| "%s: attr_id: 0x%x, charset_id: 0x%x, str_len: %d, str: %s", __func__, |
| (unsigned int)element_attrs[i].attr_id, |
| element_attrs[i].name.charset_id, element_attrs[i].name.str_len, |
| element_attrs[i].name.p_str); |
| } |
| avrc_rsp.get_play_status.status = AVRC_STS_NO_ERROR; |
| } |
| avrc_rsp.get_attrs.num_attrs = num_attr; |
| avrc_rsp.get_attrs.p_attrs = element_attrs; |
| avrc_rsp.get_attrs.pdu = AVRC_PDU_GET_ELEMENT_ATTR; |
| avrc_rsp.get_attrs.opcode = opcode_from_pdu(AVRC_PDU_GET_ELEMENT_ATTR); |
| |
| /* Send the response */ |
| send_metamsg_rsp(p_dev, IDX_GET_ELEMENT_ATTR_RSP, |
| p_dev->rc_pdu_info[IDX_GET_ELEMENT_ATTR_RSP].label, |
| p_dev->rc_pdu_info[IDX_GET_ELEMENT_ATTR_RSP].ctype, |
| &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function reject_pending_notification |
| * |
| * Description Utility function to reject a pending notification. When |
| * AddressedPlayer change is received, all pending |
| * notifications should be completed. |
| * |
| * Returns void |
| * |
| **************************************************************************/ |
| static void reject_pending_notification(btrc_event_id_t event_id, int idx) { |
| tAVRC_RESPONSE avrc_rsp; |
| memset(&(avrc_rsp.reg_notif), 0, sizeof(tAVRC_REG_NOTIF_RSP)); |
| |
| avrc_rsp.reg_notif.event_id = event_id; |
| avrc_rsp.reg_notif.pdu = AVRC_PDU_REGISTER_NOTIFICATION; |
| avrc_rsp.reg_notif.opcode = opcode_from_pdu(AVRC_PDU_REGISTER_NOTIFICATION); |
| avrc_rsp.reg_notif.status = AVRC_STS_ADDR_PLAYER_CHG; |
| BTIF_TRACE_WARNING("%s: Handling event ID: 0x%x", __func__, event_id); |
| |
| send_metamsg_rsp(&btif_rc_cb.rc_multi_cb[idx], -1, |
| btif_rc_cb.rc_multi_cb[idx].rc_notif[event_id - 1].label, |
| AVRC_RSP_REJ, &avrc_rsp); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function register_notification_rsp |
| * |
| * Description Response to the register notification request. |
| * |
| * Returns bt_status_t |
| * |
| **************************************************************************/ |
| static bt_status_t register_notification_rsp( |
| btrc_event_id_t event_id, btrc_notification_type_t type, |
| btrc_register_notification_t* p_param) { |
| tAVRC_RESPONSE avrc_rsp; |
| BTIF_TRACE_EVENT("%s: event_id: %s", __func__, |
| dump_rc_notification_event_id(event_id)); |
| std::unique_lock<std::mutex> lock(btif_rc_cb.lock); |
| |
| memset(&(avrc_rsp.reg_notif), 0, sizeof(tAVRC_REG_NOTIF_RSP)); |
| |
| avrc_rsp.reg_notif.event_id = event_id; |
| avrc_rsp.reg_notif.pdu = AVRC_PDU_REGISTER_NOTIFICATION; |
| avrc_rsp.reg_notif.opcode = opcode_from_pdu(AVRC_PDU_REGISTER_NOTIFICATION); |
| avrc_rsp.get_play_status.status = AVRC_STS_NO_ERROR; |
| |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| memset(&(avrc_rsp.reg_notif.param), 0, sizeof(tAVRC_NOTIF_RSP_PARAM)); |
| |
| if (!(btif_rc_cb.rc_multi_cb[idx].rc_connected)) { |
| BTIF_TRACE_ERROR("%s: Avrcp device is not connected, handle: 0x%x", |
| __func__, btif_rc_cb.rc_multi_cb[idx].rc_handle); |
| continue; |
| } |
| |
| if (btif_rc_cb.rc_multi_cb[idx].rc_notif[event_id - 1].bNotify == false) { |
| BTIF_TRACE_WARNING( |
| "%s: Avrcp Event id is not registered: event_id: %x, handle: 0x%x", |
| __func__, event_id, btif_rc_cb.rc_multi_cb[idx].rc_handle); |
| continue; |
| } |
| |
| BTIF_TRACE_DEBUG( |
| "%s: Avrcp Event id is registered: event_id: %x handle: 0x%x", __func__, |
| event_id, btif_rc_cb.rc_multi_cb[idx].rc_handle); |
| |
| switch (event_id) { |
| case BTRC_EVT_PLAY_STATUS_CHANGED: |
| avrc_rsp.reg_notif.param.play_status = p_param->play_status; |
| if (avrc_rsp.reg_notif.param.play_status == PLAY_STATUS_PLAYING) |
| btif_av_clear_remote_suspend_flag(); |
| break; |
| case BTRC_EVT_TRACK_CHANGE: |
| memcpy(&(avrc_rsp.reg_notif.param.track), &(p_param->track), |
| sizeof(btrc_uid_t)); |
| break; |
| case BTRC_EVT_PLAY_POS_CHANGED: |
| avrc_rsp.reg_notif.param.play_pos = p_param->song_pos; |
| break; |
| case BTRC_EVT_AVAL_PLAYER_CHANGE: |
| break; |
| case BTRC_EVT_ADDR_PLAYER_CHANGE: |
| avrc_rsp.reg_notif.param.addr_player.player_id = |
| p_param->addr_player_changed.player_id; |
| avrc_rsp.reg_notif.param.addr_player.uid_counter = |
| p_param->addr_player_changed.uid_counter; |
| break; |
| case BTRC_EVT_UIDS_CHANGED: |
| avrc_rsp.reg_notif.param.uid_counter = |
| p_param->uids_changed.uid_counter; |
| break; |
| case BTRC_EVT_NOW_PLAYING_CONTENT_CHANGED: |
| break; |
| |
| default: |
| BTIF_TRACE_WARNING("%s: Unhandled event ID: 0x%x", __func__, event_id); |
| return BT_STATUS_UNHANDLED; |
| } |
| |
| /* Send the response. */ |
| send_metamsg_rsp( |
| &btif_rc_cb.rc_multi_cb[idx], -1, |
| btif_rc_cb.rc_multi_cb[idx].rc_notif[event_id - 1].label, |
| ((type == BTRC_NOTIFICATION_TYPE_INTERIM) ? AVRC_CMD_NOTIF |
| : AVRC_RSP_CHANGED), |
| &avrc_rsp); |
| |
| /* if notification type is address player changed, then complete all player |
| * specific |
| * notifications with AV/C C-Type REJECTED with error code Addressed Player |
| * Changed. */ |
| if (event_id == BTRC_EVT_ADDR_PLAYER_CHANGE && |
| type == BTRC_NOTIFICATION_TYPE_CHANGED) { |
| /* array includes notifications to be completed on addressed player change |
| */ |
| btrc_event_id_t evt_id[] = { |
| BTRC_EVT_PLAY_STATUS_CHANGED, BTRC_EVT_TRACK_CHANGE, |
| BTRC_EVT_PLAY_POS_CHANGED, BTRC_EVT_NOW_PLAYING_CONTENT_CHANGED}; |
| for (uint8_t id = 0; id < sizeof(evt_id) / sizeof((evt_id)[0]); id++) { |
| reject_pending_notification(evt_id[id], idx); |
| } |
| } |
| } |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function get_folder_items_list_rsp |
| * |
| * Description Returns the list of media items in current folder along with |
| * requested attributes. This is called in response to |
| * GetFolderItems request. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * BT_STATUS_UNHANDLED - when rsp is not pending for |
| * get_folder_items_list PDU |
| * |
| **************************************************************************/ |
| static bt_status_t get_folder_items_list_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status, |
| uint16_t uid_counter, |
| uint8_t num_items, |
| btrc_folder_items_t* p_items) { |
| tAVRC_RESPONSE avrc_rsp; |
| tAVRC_ITEM item; |
| tBTA_AV_CODE code = 0, ctype = 0; |
| BT_HDR* p_msg = NULL; |
| int item_cnt; |
| tAVRC_STS status = AVRC_STS_NO_ERROR; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| btrc_folder_items_t* cur_item = NULL; |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| /* check if rsp to previous cmd was completed */ |
| if (p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].is_rsp_pending == false) { |
| BTIF_TRACE_WARNING("%s: Not sending response as no PDU was registered", |
| __func__); |
| return BT_STATUS_UNHANDLED; |
| } |
| |
| memset(&avrc_rsp, 0, sizeof(tAVRC_RESPONSE)); |
| memset(&item, 0, sizeof(tAVRC_ITEM)); |
| |
| avrc_rsp.get_items.pdu = AVRC_PDU_GET_FOLDER_ITEMS; |
| avrc_rsp.get_items.opcode = opcode_from_pdu(AVRC_PDU_GET_FOLDER_ITEMS); |
| avrc_rsp.get_items.status = status_code_map[rsp_status]; |
| |
| if (avrc_rsp.get_items.status != AVRC_STS_NO_ERROR) { |
| BTIF_TRACE_WARNING( |
| "%s: Error in parsing the received getfolderitems cmd. status: 0x%02x", |
| __func__, avrc_rsp.get_items.status); |
| status = avrc_rsp.get_items.status; |
| } else { |
| avrc_rsp.get_items.uid_counter = uid_counter; |
| avrc_rsp.get_items.item_count = 1; |
| |
| /* create single item and build response iteratively for all num_items */ |
| for (item_cnt = 0; item_cnt < num_items; item_cnt++) { |
| cur_item = &p_items[item_cnt]; |
| item.item_type = p_items->item_type; |
| /* build respective item based on item_type. All items should be of same |
| * type within |
| * a response */ |
| switch (p_items->item_type) { |
| case AVRC_ITEM_PLAYER: { |
| item.u.player.name.charset_id = cur_item->player.charset_id; |
| memcpy(&(item.u.player.features), &(cur_item->player.features), |
| sizeof(cur_item->player.features)); |
| item.u.player.major_type = cur_item->player.major_type; |
| item.u.player.sub_type = cur_item->player.sub_type; |
| item.u.player.play_status = cur_item->player.play_status; |
| item.u.player.player_id = cur_item->player.player_id; |
| item.u.player.name.p_str = cur_item->player.name; |
| item.u.player.name.str_len = |
| (uint16_t)strlen((char*)(cur_item->player.name)); |
| } break; |
| |
| case AVRC_ITEM_FOLDER: { |
| memcpy(item.u.folder.uid, cur_item->folder.uid, sizeof(tAVRC_UID)); |
| item.u.folder.type = cur_item->folder.type; |
| item.u.folder.playable = cur_item->folder.playable; |
| item.u.folder.name.charset_id = AVRC_CHARSET_ID_UTF8; |
| item.u.folder.name.str_len = strlen((char*)cur_item->folder.name); |
| item.u.folder.name.p_str = cur_item->folder.name; |
| } break; |
| |
| case AVRC_ITEM_MEDIA: { |
| tAVRC_ATTR_ENTRY attr_vals[BTRC_MAX_ELEM_ATTR_SIZE]; |
| |
| memcpy(item.u.media.uid, cur_item->media.uid, sizeof(tAVRC_UID)); |
| item.u.media.type = cur_item->media.type; |
| item.u.media.name.charset_id = cur_item->media.charset_id; |
| item.u.media.name.str_len = strlen((char*)cur_item->media.name); |
| item.u.media.name.p_str = cur_item->media.name; |
| item.u.media.attr_count = cur_item->media.num_attrs; |
| |
| /* Handle attributes of given item */ |
| if (item.u.media.attr_count == 0) { |
| item.u.media.p_attr_list = NULL; |
| } else { |
| memset(&attr_vals, 0, |
| sizeof(tAVRC_ATTR_ENTRY) * BTRC_MAX_ELEM_ATTR_SIZE); |
| fill_avrc_attr_entry(attr_vals, item.u.media.attr_count, |
| cur_item->media.p_attrs); |
| item.u.media.p_attr_list = attr_vals; |
| } |
| } break; |
| |
| default: { |
| BTIF_TRACE_ERROR("%s: Unknown item_type: %d. Internal Error", |
| __func__, p_items->item_type); |
| status = AVRC_STS_INTERNAL_ERR; |
| } break; |
| } |
| |
| avrc_rsp.get_items.p_item_list = &item; |
| |
| /* Add current item to buffer and build response if no error in item type |
| */ |
| if (status != AVRC_STS_NO_ERROR) { |
| /* Reject response due to error occured for unknown item_type, break the |
| * loop */ |
| break; |
| } |
| |
| int len_before = p_msg ? p_msg->len : 0; |
| BTIF_TRACE_DEBUG("%s: item_cnt: %d len: %d", __func__, item_cnt, |
| len_before); |
| status = AVRC_BldResponse(p_dev->rc_handle, &avrc_rsp, &p_msg); |
| BTIF_TRACE_DEBUG("%s: Build rsp status: %d len: %d", __func__, status, |
| (p_msg ? p_msg->len : 0)); |
| int len_after = p_msg ? p_msg->len : 0; |
| if (status != AVRC_STS_NO_ERROR || len_before == len_after) { |
| /* Error occured in build response or we ran out of buffer so break the |
| * loop */ |
| break; |
| } |
| } |
| |
| /* setting the error status */ |
| avrc_rsp.get_items.status = status; |
| } |
| |
| /* if packet built successfully, send the built items to BTA layer */ |
| if (status == AVRC_STS_NO_ERROR) { |
| code = p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].ctype; |
| ctype = get_rsp_type_code(avrc_rsp.get_items.status, code); |
| BTA_AvMetaRsp(p_dev->rc_handle, |
| p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].label, ctype, |
| p_msg); |
| } else /* Error occured, send reject response */ |
| { |
| BTIF_TRACE_ERROR("%s: Error status: 0x%02X. Sending reject rsp", __func__, |
| avrc_rsp.rsp.status); |
| send_reject_response( |
| p_dev->rc_handle, p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].label, |
| avrc_rsp.pdu, avrc_rsp.get_items.status, avrc_rsp.get_items.opcode); |
| } |
| |
| /* Reset values for current pdu. */ |
| p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].ctype = 0; |
| p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].label = 0; |
| p_dev->rc_pdu_info[IDX_GET_FOLDER_ITEMS_RSP].is_rsp_pending = false; |
| |
| return status == AVRC_STS_NO_ERROR ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function set_addressed_player_rsp |
| * |
| * Description Response to set the addressed player for specified media |
| * player based on id in the media player list. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t set_addressed_player_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.addr_player.pdu = AVRC_PDU_SET_ADDRESSED_PLAYER; |
| avrc_rsp.addr_player.opcode = opcode_from_pdu(AVRC_PDU_SET_ADDRESSED_PLAYER); |
| avrc_rsp.addr_player.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_SET_ADDR_PLAYER_RSP, |
| p_dev->rc_pdu_info[IDX_SET_ADDR_PLAYER_RSP].label, |
| p_dev->rc_pdu_info[IDX_SET_ADDR_PLAYER_RSP].ctype, |
| &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function set_browsed_player_rsp |
| * |
| * Description Response to set the browsed player command which contains |
| * current browsed path of the media player. By default, |
| * current_path = root and folder_depth = 0 for |
| * every set_browsed_player request. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - if RC is connected and reponse |
| * sent successfully |
| * BT_STATUS_UNHANDLED - when rsp is not pending for |
| * set_browsed_player PDU |
| * |
| **************************************************************************/ |
| static bt_status_t set_browsed_player_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status, |
| uint32_t num_items, |
| uint16_t charset_id, |
| uint8_t folder_depth, |
| btrc_br_folder_name_t* p_folders) { |
| tAVRC_RESPONSE avrc_rsp; |
| tAVRC_NAME item; |
| BT_HDR* p_msg = NULL; |
| tBTA_AV_CODE code = 0; |
| tBTA_AV_CODE ctype = 0; |
| unsigned int item_cnt; |
| tAVRC_STS status = AVRC_STS_NO_ERROR; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| memset(&avrc_rsp, 0, sizeof(tAVRC_RESPONSE)); |
| memset(&item, 0, sizeof(tAVRC_NAME)); |
| |
| avrc_rsp.br_player.status = status_code_map[rsp_status]; |
| avrc_rsp.br_player.pdu = AVRC_PDU_SET_BROWSED_PLAYER; |
| avrc_rsp.br_player.opcode = opcode_from_pdu(AVRC_PDU_SET_BROWSED_PLAYER); |
| |
| BTIF_TRACE_DEBUG("%s: rsp_status: 0x%02X avrc_rsp.br_player.status: 0x%02X", |
| __func__, rsp_status, avrc_rsp.br_player.status); |
| |
| /* check if rsp to previous cmd was completed */ |
| if (p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].is_rsp_pending == false) { |
| BTIF_TRACE_WARNING("%s: Not sending response as no PDU was registered", |
| __func__); |
| return BT_STATUS_UNHANDLED; |
| } |
| |
| if (AVRC_STS_NO_ERROR == avrc_rsp.get_items.status) { |
| avrc_rsp.br_player.num_items = num_items; |
| avrc_rsp.br_player.charset_id = charset_id; |
| avrc_rsp.br_player.folder_depth = folder_depth; |
| avrc_rsp.br_player.p_folders = (tAVRC_NAME*)p_folders; |
| |
| BTIF_TRACE_DEBUG("%s: folder_depth: 0x%02X num_items: %d", __func__, |
| folder_depth, num_items); |
| |
| if (folder_depth > 0) { |
| /* Iteratively build response for all folders across folder depth upto |
| * current path */ |
| avrc_rsp.br_player.folder_depth = 1; |
| for (item_cnt = 0; item_cnt < folder_depth; item_cnt++) { |
| BTIF_TRACE_DEBUG("%s: iteration: %d", __func__, item_cnt); |
| item.str_len = p_folders[item_cnt].str_len; |
| item.p_str = p_folders[item_cnt].p_str; |
| avrc_rsp.br_player.p_folders = &item; |
| |
| /* Add current item to buffer and build response */ |
| status = AVRC_BldResponse(p_dev->rc_handle, &avrc_rsp, &p_msg); |
| if (AVRC_STS_NO_ERROR != status) { |
| BTIF_TRACE_WARNING("%s: Build rsp status: %d", __func__, status); |
| /* if the build fails, it is likely that we ran out of buffer. so if |
| * we have |
| * some items to send, reset this error to no error for sending what we |
| * have */ |
| if (item_cnt > 0) status = AVRC_STS_NO_ERROR; |
| |
| /* Error occured in build response so break the loop */ |
| break; |
| } |
| } |
| } else /* current path is root folder, no folders navigated yet */ |
| { |
| status = AVRC_BldResponse(p_dev->rc_handle, &avrc_rsp, &p_msg); |
| } |
| |
| /* setting the error status */ |
| avrc_rsp.br_player.status = status; |
| } else /* error received from above layer */ |
| { |
| BTIF_TRACE_WARNING( |
| "%s: Error in parsing the received setbrowsed command. status: 0x%02x", |
| __func__, avrc_rsp.br_player.status); |
| status = avrc_rsp.br_player.status; |
| } |
| |
| /* if packet built successfully, send the built items to BTA layer */ |
| if (status == AVRC_STS_NO_ERROR) { |
| code = p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].ctype; |
| ctype = get_rsp_type_code(avrc_rsp.br_player.status, code); |
| BTA_AvMetaRsp(p_dev->rc_handle, |
| p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].label, ctype, |
| p_msg); |
| } else /* Error occured, send reject response */ |
| { |
| BTIF_TRACE_ERROR("%s: Error status: 0x%02X. Sending reject rsp", __func__, |
| avrc_rsp.br_player.status); |
| send_reject_response( |
| p_dev->rc_handle, p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].label, |
| avrc_rsp.pdu, avrc_rsp.br_player.status, avrc_rsp.get_items.opcode); |
| } |
| |
| /* Reset values for set_browsed_player pdu.*/ |
| p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].ctype = 0; |
| p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].label = 0; |
| p_dev->rc_pdu_info[IDX_SET_BROWSED_PLAYER_RSP].is_rsp_pending = false; |
| |
| return status == AVRC_STS_NO_ERROR ? BT_STATUS_SUCCESS : BT_STATUS_FAIL; |
| } |
| |
| /******************************************************************************* |
| * |
| * Function change_path_rsp |
| * |
| * Description Response to the change path command which |
| * contains number of items in the changed path. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t change_path_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status, |
| uint32_t num_items) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.chg_path.pdu = AVRC_PDU_CHANGE_PATH; |
| avrc_rsp.chg_path.opcode = opcode_from_pdu(AVRC_PDU_CHANGE_PATH); |
| avrc_rsp.chg_path.num_items = num_items; |
| avrc_rsp.chg_path.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_CHG_PATH_RSP, |
| p_dev->rc_pdu_info[IDX_CHG_PATH_RSP].label, |
| p_dev->rc_pdu_info[IDX_CHG_PATH_RSP].ctype, &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function search_rsp |
| * |
| * Description Response to search a string from media content command. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t search_rsp(bt_bdaddr_t* bd_addr, btrc_status_t rsp_status, |
| uint32_t uid_counter, uint32_t num_items) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.search.pdu = AVRC_PDU_SEARCH; |
| avrc_rsp.search.opcode = opcode_from_pdu(AVRC_PDU_SEARCH); |
| avrc_rsp.search.num_items = num_items; |
| avrc_rsp.search.uid_counter = uid_counter; |
| avrc_rsp.search.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_SEARCH_RSP, |
| p_dev->rc_pdu_info[IDX_SEARCH_RSP].label, |
| p_dev->rc_pdu_info[IDX_SEARCH_RSP].ctype, &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| /*************************************************************************** |
| * |
| * Function get_item_attr_rsp |
| * |
| * Description Response to the get item's attributes command which |
| * contains number of attributes and values list in text. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t get_item_attr_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status, uint8_t num_attr, |
| btrc_element_attr_val_t* p_attrs) { |
| tAVRC_RESPONSE avrc_rsp; |
| tAVRC_ATTR_ENTRY item_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| memset(item_attrs, 0, sizeof(tAVRC_ATTR_ENTRY) * num_attr); |
| |
| if (num_attr == 0) { |
| avrc_rsp.get_attrs.status = AVRC_STS_INTERNAL_ERR; |
| BTIF_TRACE_ERROR("%s: num_attr in rsp is 0, sending internal error: 0x%02X", |
| __func__, avrc_rsp.get_attrs.status); |
| } else { |
| avrc_rsp.get_attrs.status = status_code_map[rsp_status]; |
| if (rsp_status == BTRC_STS_NO_ERROR) { |
| fill_avrc_attr_entry(item_attrs, num_attr, p_attrs); |
| } |
| } |
| avrc_rsp.get_attrs.num_attrs = num_attr; |
| avrc_rsp.get_attrs.p_attrs = item_attrs; |
| avrc_rsp.get_attrs.pdu = AVRC_PDU_GET_ITEM_ATTRIBUTES; |
| avrc_rsp.get_attrs.opcode = opcode_from_pdu(AVRC_PDU_GET_ITEM_ATTRIBUTES); |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_GET_ITEM_ATTR_RSP, |
| p_dev->rc_pdu_info[IDX_GET_ITEM_ATTR_RSP].label, |
| p_dev->rc_pdu_info[IDX_GET_ITEM_ATTR_RSP].ctype, &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function add_to_now_playing_rsp |
| * |
| * Description Response to command for adding speciafied media item |
| * to Now Playing queue. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t add_to_now_playing_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.add_to_play.pdu = AVRC_PDU_ADD_TO_NOW_PLAYING; |
| avrc_rsp.add_to_play.opcode = opcode_from_pdu(AVRC_PDU_ADD_TO_NOW_PLAYING); |
| avrc_rsp.add_to_play.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_ADD_TO_NOW_PLAYING_RSP, |
| p_dev->rc_pdu_info[IDX_ADD_TO_NOW_PLAYING_RSP].label, |
| p_dev->rc_pdu_info[IDX_ADD_TO_NOW_PLAYING_RSP].ctype, |
| &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function play_item_rsp |
| * |
| * Description Response to command for playing the specified media item. |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t play_item_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.play_item.pdu = AVRC_PDU_PLAY_ITEM; |
| avrc_rsp.play_item.opcode = opcode_from_pdu(AVRC_PDU_PLAY_ITEM); |
| avrc_rsp.play_item.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_PLAY_ITEM_RSP, |
| p_dev->rc_pdu_info[IDX_PLAY_ITEM_RSP].label, |
| p_dev->rc_pdu_info[IDX_PLAY_ITEM_RSP].ctype, &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function get_total_num_of_items_rsp |
| * |
| * Description response to command to get the Number of Items |
| * in the selected folder at the selected scope |
| * |
| * Returns bt_status_t |
| * BT_STATUS_NOT_READY - when RC is not connected. |
| * BT_STATUS_SUCCESS - always if RC is connected |
| * |
| **************************************************************************/ |
| static bt_status_t get_total_num_of_items_rsp(bt_bdaddr_t* bd_addr, |
| btrc_status_t rsp_status, |
| uint32_t uid_counter, |
| uint32_t num_items) { |
| tAVRC_RESPONSE avrc_rsp; |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(bd_addr); |
| |
| CHECK_RC_CONNECTED(p_dev); |
| |
| avrc_rsp.get_num_of_items.pdu = AVRC_PDU_GET_TOTAL_NUM_OF_ITEMS; |
| avrc_rsp.get_num_of_items.opcode = |
| opcode_from_pdu(AVRC_PDU_GET_TOTAL_NUM_OF_ITEMS); |
| avrc_rsp.get_num_of_items.num_items = num_items; |
| avrc_rsp.get_num_of_items.uid_counter = uid_counter; |
| avrc_rsp.get_num_of_items.status = status_code_map[rsp_status]; |
| |
| /* Send the response. */ |
| send_metamsg_rsp(p_dev, IDX_GET_TOTAL_NUM_OF_ITEMS_RSP, |
| p_dev->rc_pdu_info[IDX_GET_TOTAL_NUM_OF_ITEMS_RSP].label, |
| p_dev->rc_pdu_info[IDX_GET_TOTAL_NUM_OF_ITEMS_RSP].ctype, |
| &avrc_rsp); |
| |
| return BT_STATUS_SUCCESS; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function set_volume |
| * |
| * Description Send current volume setting to remote side. |
| * Support limited to SetAbsoluteVolume |
| * This can be enhanced to support Relative Volume (AVRCP 1.0). |
| * With RelateVolume, we will send VOLUME_UP/VOLUME_DOWN |
| * as opposed to absolute volume level |
| * volume: Should be in the range 0-127. bit7 is reseved and cannot be set |
| * |
| * Returns bt_status_t |
| * |
| **************************************************************************/ |
| static bt_status_t set_volume(uint8_t volume) { |
| BTIF_TRACE_DEBUG("%s: volume: %d", __func__, volume); |
| tAVRC_STS status = BT_STATUS_UNSUPPORTED; |
| rc_transaction_t* p_transaction = NULL; |
| |
| for (int idx = 0; idx < BTIF_RC_NUM_CONN; idx++) { |
| if (!btif_rc_cb.rc_multi_cb[idx].rc_connected) { |
| status = BT_STATUS_NOT_READY; |
| BTIF_TRACE_ERROR("%s: RC is not connected for device: 0x%x", __func__, |
| btif_rc_cb.rc_multi_cb[idx].rc_addr); |
| continue; |
| } |
| |
| if (btif_rc_cb.rc_multi_cb[idx].rc_volume == volume) { |
| status = BT_STATUS_DONE; |
| BTIF_TRACE_ERROR("%s: volume value already set earlier: 0x%02x", __func__, |
| volume); |
| continue; |
| } |
| |
| if ((btif_rc_cb.rc_multi_cb[idx].rc_volume != volume) && |
| btif_rc_cb.rc_multi_cb[idx].rc_state == |
| BTRC_CONNECTION_STATE_CONNECTED) { |
| if ((btif_rc_cb.rc_multi_cb[idx].rc_features & BTA_AV_FEAT_RCTG) == 0) { |
| status = BT_STATUS_NOT_READY; |
| continue; |
| } else { |
| tAVRC_COMMAND avrc_cmd = {0}; |
| BT_HDR* p_msg = NULL; |
| |
| if (btif_rc_cb.rc_multi_cb[idx].rc_features & BTA_AV_FEAT_ADV_CTRL) { |
| BTIF_TRACE_DEBUG("%s: Peer supports absolute volume. newVolume: %d", |
| __func__, volume); |
| avrc_cmd.volume.opcode = AVRC_OP_VENDOR; |
| avrc_cmd.volume.pdu = AVRC_PDU_SET_ABSOLUTE_VOLUME; |
| avrc_cmd.volume.status = AVRC_STS_NO_ERROR; |
| avrc_cmd.volume.volume = volume; |
| |
| if (AVRC_BldCommand(&avrc_cmd, &p_msg) == AVRC_STS_NO_ERROR) { |
| bt_status_t tran_status = get_transaction(&p_transaction); |
| |
| if (BT_STATUS_SUCCESS == tran_status && NULL != p_transaction) { |
| BTIF_TRACE_DEBUG("%s: msgreq being sent out with label: %d", |
| __func__, p_transaction->lbl); |
| BTA_AvMetaCmd(btif_rc_cb.rc_multi_cb[idx].rc_handle, |
| p_transaction->lbl, AVRC_CMD_CTRL, p_msg); |
| status = BT_STATUS_SUCCESS; |
| } else { |
| osi_free_and_reset((void**)&p_msg); |
| BTIF_TRACE_ERROR( |
| "%s: failed to obtain transaction details. status: 0x%02x", |
| __func__, tran_status); |
| status = BT_STATUS_FAIL; |
| } |
| } else { |
| BTIF_TRACE_ERROR( |
| "%s: failed to build absolute volume command. status: 0x%02x", |
| __func__, status); |
| status = BT_STATUS_FAIL; |
| } |
| } |
| } |
| } |
| } |
| return (bt_status_t)status; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function register_volumechange |
| * |
| * Description Register for volume change notification from remote side. |
| * |
| * Returns void |
| * |
| **************************************************************************/ |
| |
| static void register_volumechange(uint8_t lbl, btif_rc_device_cb_t* p_dev) { |
| tAVRC_COMMAND avrc_cmd = {0}; |
| BT_HDR* p_msg = NULL; |
| tAVRC_STS BldResp = AVRC_STS_BAD_CMD; |
| rc_transaction_t* p_transaction = NULL; |
| |
| BTIF_TRACE_DEBUG("%s: label: %d", __func__, lbl); |
| |
| avrc_cmd.cmd.opcode = 0x00; |
| avrc_cmd.pdu = AVRC_PDU_REGISTER_NOTIFICATION; |
| avrc_cmd.reg_notif.event_id = AVRC_EVT_VOLUME_CHANGE; |
| avrc_cmd.reg_notif.status = AVRC_STS_NO_ERROR; |
| avrc_cmd.reg_notif.param = 0; |
| |
| BldResp = AVRC_BldCommand(&avrc_cmd, &p_msg); |
| if (AVRC_STS_NO_ERROR == BldResp && p_msg) { |
| p_transaction = get_transaction_by_lbl(lbl); |
| if (p_transaction != NULL) { |
| BTA_AvMetaCmd(p_dev->rc_handle, p_transaction->lbl, AVRC_CMD_NOTIF, |
| p_msg); |
| BTIF_TRACE_DEBUG("%s: BTA_AvMetaCmd called", __func__); |
| } else { |
| osi_free(p_msg); |
| BTIF_TRACE_ERROR("%s: transaction not obtained with label: %d", __func__, |
| lbl); |
| } |
| } else { |
| BTIF_TRACE_ERROR("%s: failed to build command: %d", __func__, BldResp); |
| } |
| } |
| |
| /*************************************************************************** |
| * |
| * Function handle_rc_metamsg_rsp |
| * |
| * Description Handle RC metamessage response |
| * |
| * Returns void |
| * |
| **************************************************************************/ |
| static void handle_rc_metamsg_rsp(tBTA_AV_META_MSG* pmeta_msg, |
| btif_rc_device_cb_t* p_dev) { |
| tAVRC_RESPONSE avrc_response = {0}; |
| uint8_t scratch_buf[512] = {0}; |
| tAVRC_STS status = BT_STATUS_UNSUPPORTED; |
| |
| BTIF_TRACE_DEBUG("%s: ", __func__); |
| |
| if (AVRC_OP_VENDOR == pmeta_msg->p_msg->hdr.opcode && |
| (AVRC_RSP_CHANGED == pmeta_msg->code || |
| AVRC_RSP_INTERIM == pmeta_msg->code || |
| AVRC_RSP_ACCEPT == pmeta_msg->code || AVRC_RSP_REJ == pmeta_msg->code || |
| AVRC_RSP_NOT_IMPL == pmeta_msg->code)) { |
| status = AVRC_ParsResponse(pmeta_msg->p_msg, &avrc_response, scratch_buf, |
| sizeof(scratch_buf)); |
| BTIF_TRACE_DEBUG( |
| "%s: code:%d, event ID: %d, PDU: %x, parsing status: %d, label: %d", |
| __func__, pmeta_msg->code, avrc_response.reg_notif.event_id, |
| avrc_response.reg_notif.pdu, status, pmeta_msg->label); |
| |
| if (status != AVRC_STS_NO_ERROR) { |
| if (AVRC_PDU_REGISTER_NOTIFICATION == avrc_response.rsp.pdu && |
| AVRC_EVT_VOLUME_CHANGE == avrc_response.reg_notif.event_id && |
| p_dev->rc_vol_label == pmeta_msg->label) { |
| p_dev->rc_vol_label = MAX_LABEL; |
| release_transaction(p_dev->rc_vol_label); |
| } else if (AVRC_PDU_SET_ABSOLUTE_VOLUME == avrc_response.rsp.pdu) { |
| release_transaction(pmeta_msg->label); |
| } |
| return; |
| } |
| |
| if (AVRC_PDU_REGISTER_NOTIFICATION == avrc_response.rsp.pdu && |
| AVRC_EVT_VOLUME_CHANGE == avrc_response.reg_notif.event_id && |
| p_dev->rc_vol_label != pmeta_msg->label) { |
| // Just discard the message, if the device sends back with an incorrect |
| // label |
| BTIF_TRACE_DEBUG( |
| "%s: Discarding register notification in rsp.code: %d and label: %d", |
| __func__, pmeta_msg->code, pmeta_msg->label); |
| return; |
| } |
| } else { |
| BTIF_TRACE_DEBUG( |
| "%s: Received vendor dependent in adv ctrl rsp. code: %d len: %d. Not " |
| "processing it.", |
| __func__, pmeta_msg->code, pmeta_msg->len); |
| return; |
| } |
| |
| if (AVRC_PDU_REGISTER_NOTIFICATION == avrc_response.rsp.pdu && |
| AVRC_EVT_VOLUME_CHANGE == avrc_response.reg_notif.event_id && |
| AVRC_RSP_CHANGED == pmeta_msg->code) { |
| /* re-register for volume change notification */ |
| // Do not re-register for rejected case, as it might get into endless loop |
| register_volumechange(p_dev->rc_vol_label, p_dev); |
| } else if (AVRC_PDU_SET_ABSOLUTE_VOLUME == avrc_response.rsp.pdu) { |
| /* free up the label here */ |
| release_transaction(pmeta_msg->label); |
| } |
| |
| BTIF_TRACE_EVENT("%s: Passing received metamsg response to app. pdu: %s", |
| __func__, dump_rc_pdu(avrc_response.pdu)); |
| btif_rc_upstreams_rsp_evt((uint16_t)avrc_response.rsp.pdu, &avrc_response, |
| pmeta_msg->code, pmeta_msg->label, p_dev); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function iterate_supported_event_list_for_interim_rsp |
| * |
| * Description iterator callback function to match the event and handle |
| * timer cleanup |
| * Returns true to continue iterating, false to stop |
| * |
| **************************************************************************/ |
| bool iterate_supported_event_list_for_interim_rsp(void* data, void* cb_data) { |
| uint8_t* p_event_id; |
| btif_rc_supported_event_t* p_event = (btif_rc_supported_event_t*)data; |
| |
| p_event_id = (uint8_t*)cb_data; |
| |
| if (p_event->event_id == *p_event_id) { |
| p_event->status = eINTERIM; |
| return false; |
| } |
| return true; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function iterate_supported_event_list_for_timeout |
| * |
| * Description Iterator callback function for timeout handling. |
| * As part of the failure handling, it releases the |
| * transaction label and removes the event from list, |
| * this event will not be requested again during |
| * the lifetime of the connection. |
| * Returns false to stop iterating, true to continue |
| * |
| **************************************************************************/ |
| bool iterate_supported_event_list_for_timeout(void* data, void* cb_data) { |
| bt_bdaddr_t bd_addr; |
| rc_context_t* cntxt = (rc_context_t*)cb_data; |
| uint8_t label = cntxt->label & 0xFF; |
| bdcpy(bd_addr.address, cntxt->rc_addr); |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(&bd_addr); |
| btif_rc_supported_event_t* p_event = (btif_rc_supported_event_t*)data; |
| |
| if (p_event->label == label) { |
| list_remove(p_dev->rc_supported_event_list, p_event); |
| return false; |
| } |
| return true; |
| } |
| |
| /*************************************************************************** |
| * |
| * Function rc_notification_interim_timout |
| * |
| * Description Interim response timeout handler. |
| * Runs the iterator to check and clear the timed out event. |
| * Proceeds to register for the unregistered events. |
| * Returns None |
| * |
| **************************************************************************/ |
| static void rc_notification_interim_timout(uint8_t label, |
| btif_rc_device_cb_t* p_dev) { |
| list_node_t* node; |
| rc_context_t cntxt; |
| memset(&cntxt, 0, sizeof(rc_context_t)); |
| cntxt.label = label; |
| bdcpy(cntxt.rc_addr, p_dev->rc_addr); |
| |
| list_foreach(p_dev->rc_supported_event_list, |
| iterate_supported_event_list_for_timeout, &cntxt); |
| /* Timeout happened for interim response for the registered event, |
| * check if there are any pending for registration |
| */ |
| node = list_begin(p_dev->rc_supported_event_list); |
| while (node != NULL) { |
| btif_rc_supported_event_t* p_event; |
| |
| p_event = (btif_rc_supported_event_t*)list_node(node); |
| if ((p_event != NULL) && (p_event->status == eNOT_REGISTERED)) { |
| register_for_event_notification(p_event, p_dev); |
| break; |
| } |
| node = list_next(node); |
| } |
| /* Todo. Need to initiate application settings query if this |
| * is the last event registration. |
| */ |
| } |
| |
| /*************************************************************************** |
| * |
| * Function btif_rc_status_cmd_timeout_handler |
| * |
| * Description RC status command timeout handler (Runs in BTIF context). |
| * Returns None |
| * |
| **************************************************************************/ |
| static void btif_rc_status_cmd_timeout_handler(UNUSED_ATTR uint16_t event, |
| char* data) { |
| btif_rc_timer_context_t* p_context; |
| tAVRC_RESPONSE avrc_response = {0}; |
| tBTA_AV_META_MSG meta_msg; |
| btif_rc_device_cb_t* p_dev = NULL; |
| bt_bdaddr_t bd_addr; |
| |
| p_context = (btif_rc_timer_context_t*)data; |
| bdcpy(bd_addr.address, p_context->rc_addr); |
| memset(&meta_msg, 0, sizeof(tBTA_AV_META_MSG)); |
| p_dev = btif_rc_get_device_by_bda(&bd_addr); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return; |
| } |
| meta_msg.rc_handle = p_dev->rc_handle; |
| |
| switch (p_context->rc_status_cmd.pdu_id) { |
| case AVRC_PDU_REGISTER_NOTIFICATION: |
| rc_notification_interim_timout(p_context->rc_status_cmd.label, p_dev); |
| break; |
| |
| case AVRC_PDU_GET_CAPABILITIES: |
| avrc_response.get_caps.status = BTIF_RC_STS_TIMEOUT; |
| handle_get_capability_response(&meta_msg, &avrc_response.get_caps); |
| break; |
| |
| case AVRC_PDU_LIST_PLAYER_APP_ATTR: |
| avrc_response.list_app_attr.status = BTIF_RC_STS_TIMEOUT; |
| handle_app_attr_response(&meta_msg, &avrc_response.list_app_attr); |
| break; |
| |
| case AVRC_PDU_LIST_PLAYER_APP_VALUES: |
| avrc_response.list_app_values.status = BTIF_RC_STS_TIMEOUT; |
| handle_app_val_response(&meta_msg, &avrc_response.list_app_values); |
| break; |
| |
| case AVRC_PDU_GET_CUR_PLAYER_APP_VALUE: |
| avrc_response.get_cur_app_val.status = BTIF_RC_STS_TIMEOUT; |
| handle_app_cur_val_response(&meta_msg, &avrc_response.get_cur_app_val); |
| break; |
| |
| case AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT: |
| avrc_response.get_app_attr_txt.status = BTIF_RC_STS_TIMEOUT; |
| handle_app_attr_txt_response(&meta_msg, &avrc_response.get_app_attr_txt); |
| break; |
| |
| case AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT: |
| avrc_response.get_app_val_txt.status = BTIF_RC_STS_TIMEOUT; |
| handle_app_attr_txt_response(&meta_msg, &avrc_response.get_app_val_txt); |
| break; |
| |
| case AVRC_PDU_GET_ELEMENT_ATTR: |
| avrc_response.get_attrs.status = BTIF_RC_STS_TIMEOUT; |
| handle_get_elem_attr_response(&meta_msg, &avrc_response.get_attrs); |
| break; |
| |
| case AVRC_PDU_GET_PLAY_STATUS: |
| avrc_response.get_play_status.status = BTIF_RC_STS_TIMEOUT; |
| handle_get_playstatus_response(&meta_msg, &avrc_response.get_play_status); |
| break; |
| } |
| release_transaction(p_context->rc_status_cmd.label); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function btif_rc_status_cmd_timer_timeout |
| * |
| * Description RC status command timeout callback. |
| * This is called from BTU context and switches to BTIF |
| * context to handle the timeout events |
| * Returns None |
| * |
| **************************************************************************/ |
| static void btif_rc_status_cmd_timer_timeout(void* data) { |
| btif_rc_timer_context_t* p_data = (btif_rc_timer_context_t*)data; |
| |
| btif_transfer_context(btif_rc_status_cmd_timeout_handler, 0, (char*)p_data, |
| sizeof(btif_rc_timer_context_t), NULL); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function btif_rc_control_cmd_timeout_handler |
| * |
| * Description RC control command timeout handler (Runs in BTIF context). |
| * Returns None |
| * |
| **************************************************************************/ |
| static void btif_rc_control_cmd_timeout_handler(UNUSED_ATTR uint16_t event, |
| char* data) { |
| btif_rc_timer_context_t* p_context = (btif_rc_timer_context_t*)data; |
| tAVRC_RESPONSE avrc_response = {0}; |
| tBTA_AV_META_MSG meta_msg; |
| bt_bdaddr_t bd_addr; |
| bdcpy(bd_addr.address, p_context->rc_addr); |
| btif_rc_device_cb_t* p_dev = btif_rc_get_device_by_bda(&bd_addr); |
| if (p_dev == NULL) { |
| BTIF_TRACE_ERROR("%s: p_dev NULL", __func__); |
| return; |
| } |
| |
| memset(&meta_msg, 0, sizeof(tBTA_AV_META_MSG)); |
| meta_msg.rc_handle = p_dev->rc_handle; |
| |
| switch (p_context->rc_control_cmd.pdu_id) { |
| case AVRC_PDU_SET_PLAYER_APP_VALUE: |
| avrc_response.set_app_val.status = BTIF_RC_STS_TIMEOUT; |
| handle_set_app_attr_val_response(&meta_msg, &avrc_response.set_app_val); |
| break; |
| } |
| release_transaction(p_context->rc_control_cmd.label); |
| } |
| |
| /*************************************************************************** |
| * |
| * Function btif_rc_control_cmd_timer_timeout |
| * |
| * Description RC control command timeout callback. |
| * This is called from BTU context and switches to BTIF |
| * context to handle the timeout events |
| * Returns None |
| * |
| **************************************************************************/ |
| static void btif_rc_control_cmd_timer_timeout(void* data) { |
| btif_rc_timer_context_t* p_data = (btif_rc_timer_context_t*)data; |
| |
| btif_transfer_context(btif_rc_control_cmd_timeout_handler, 0, (char*)p_data, |
| sizeof(btif_rc_timer_context_t), NULL); |
| } |
| |
| /*************************************************************************** |
|