| /* |
| * Copyright (C) 2012 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. |
| */ |
| |
| #ifndef ANDROID_INCLUDE_BT_RC_H |
| #define ANDROID_INCLUDE_BT_RC_H |
| |
| __BEGIN_DECLS |
| |
| /* Change this macro to use multiple RC */ |
| #define BT_RC_NUM_APP 1 |
| |
| /* Macros */ |
| #define BTRC_MAX_ATTR_STR_LEN (1 << 16) |
| #define BTRC_UID_SIZE 8 |
| #define BTRC_MAX_APP_SETTINGS 8 |
| #define BTRC_MAX_FOLDER_DEPTH 4 |
| #define BTRC_MAX_APP_ATTR_SIZE 16 |
| #define BTRC_MAX_ELEM_ATTR_SIZE 8 |
| #define BTRC_FEATURE_BIT_MASK_SIZE 16 |
| |
| /* Macros for valid scopes in get_folder_items */ |
| #define BTRC_SCOPE_PLAYER_LIST 0x00 /* Media Player List */ |
| #define BTRC_SCOPE_FILE_SYSTEM 0x01 /* Virtual File System */ |
| #define BTRC_SCOPE_SEARCH 0x02 /* Search */ |
| #define BTRC_SCOPE_NOW_PLAYING 0x03 /* Now Playing */ |
| |
| /* Macros for supported character encoding */ |
| #define BTRC_CHARSET_ID_UTF8 0x006A |
| |
| /* Macros for item types */ |
| #define BTRC_ITEM_PLAYER 0x01 /* Media Player */ |
| #define BTRC_ITEM_FOLDER 0x02 /* Folder */ |
| #define BTRC_ITEM_MEDIA 0x03 /* Media File */ |
| |
| /* Macros for media attribute IDs */ |
| #define BTRC_MEDIA_ATTR_ID_INVALID -1 |
| #define BTRC_MEDIA_ATTR_ID_TITLE 0x00000001 |
| #define BTRC_MEDIA_ATTR_ID_ARTIST 0x00000002 |
| #define BTRC_MEDIA_ATTR_ID_ALBUM 0x00000003 |
| #define BTRC_MEDIA_ATTR_ID_TRACK_NUM 0x00000004 |
| #define BTRC_MEDIA_ATTR_ID_NUM_TRACKS 0x00000005 |
| #define BTRC_MEDIA_ATTR_ID_GENRE 0x00000006 |
| #define BTRC_MEDIA_ATTR_ID_PLAYING_TIME 0x00000007 /* in miliseconds */ |
| |
| /* Macros for folder types */ |
| #define BTRC_FOLDER_TYPE_MIXED 0x00 |
| #define BTRC_FOLDER_TYPE_TITLES 0x01 |
| #define BTRC_FOLDER_TYPE_ALBUMS 0x02 |
| #define BTRC_FOLDER_TYPE_ARTISTS 0x03 |
| #define BTRC_FOLDER_TYPE_GENRES 0x04 |
| #define BTRC_FOLDER_TYPE_PLAYLISTS 0x05 |
| #define BTRC_FOLDER_TYPE_YEARS 0x06 |
| |
| /* Macros for media types */ |
| #define BTRC_MEDIA_TYPE_AUDIO 0x00 /* audio */ |
| #define BTRC_MEDIA_TYPE_VIDEO 0x01 /* video */ |
| |
| /* Macros for num attributes */ |
| #define BTRC_NUM_ATTR_NONE 0xFF /* No attributes required */ |
| #define BTRC_NUM_ATTR_ALL 0X00 /* All attributes required */ |
| |
| #define BTRC_HANDLE_NONE 0xFF |
| |
| typedef uint8_t btrc_uid_t[BTRC_UID_SIZE]; |
| |
| typedef enum { |
| BTRC_CONNECTION_STATE_DISCONNECTED = 0, |
| BTRC_CONNECTION_STATE_CONNECTED |
| } btrc_connection_state_t; |
| |
| typedef enum { |
| BTRC_FEAT_NONE = 0x00, /* AVRCP 1.0 */ |
| BTRC_FEAT_METADATA = 0x01, /* AVRCP 1.3 */ |
| BTRC_FEAT_ABSOLUTE_VOLUME = 0x02, /* Supports TG role and volume sync */ |
| BTRC_FEAT_BROWSE = 0x04, /* AVRCP 1.4 and up, with Browsing support */ |
| } btrc_remote_features_t; |
| |
| typedef enum { |
| BTRC_PLAYSTATE_STOPPED = 0x00, /* Stopped */ |
| BTRC_PLAYSTATE_PLAYING = 0x01, /* Playing */ |
| BTRC_PLAYSTATE_PAUSED = 0x02, /* Paused */ |
| BTRC_PLAYSTATE_FWD_SEEK = 0x03, /* Fwd Seek*/ |
| BTRC_PLAYSTATE_REV_SEEK = 0x04, /* Rev Seek*/ |
| BTRC_PLAYSTATE_ERROR = 0xFF, /* Error */ |
| } btrc_play_status_t; |
| |
| typedef enum { |
| BTRC_EVT_PLAY_STATUS_CHANGED = 0x01, |
| BTRC_EVT_TRACK_CHANGE = 0x02, |
| BTRC_EVT_TRACK_REACHED_END = 0x03, |
| BTRC_EVT_TRACK_REACHED_START = 0x04, |
| BTRC_EVT_PLAY_POS_CHANGED = 0x05, |
| BTRC_EVT_APP_SETTINGS_CHANGED = 0x08, |
| BTRC_EVT_NOW_PLAYING_CONTENT_CHANGED = 0x09, |
| BTRC_EVT_AVAL_PLAYER_CHANGE = 0x0a, |
| BTRC_EVT_ADDR_PLAYER_CHANGE = 0x0b, |
| BTRC_EVT_UIDS_CHANGED = 0x0c, |
| BTRC_EVT_VOL_CHANGED = 0x0d, |
| } btrc_event_id_t; |
| |
| typedef enum { |
| BTRC_NOTIFICATION_TYPE_INTERIM = 0, |
| BTRC_NOTIFICATION_TYPE_CHANGED = 1, |
| } btrc_notification_type_t; |
| |
| typedef enum { |
| BTRC_PLAYER_ATTR_EQUALIZER = 0x01, |
| BTRC_PLAYER_ATTR_REPEAT = 0x02, |
| BTRC_PLAYER_ATTR_SHUFFLE = 0x03, |
| BTRC_PLAYER_ATTR_SCAN = 0x04, |
| } btrc_player_attr_t; |
| |
| typedef enum { |
| BTRC_MEDIA_ATTR_TITLE = 0x01, |
| BTRC_MEDIA_ATTR_ARTIST = 0x02, |
| BTRC_MEDIA_ATTR_ALBUM = 0x03, |
| BTRC_MEDIA_ATTR_TRACK_NUM = 0x04, |
| BTRC_MEDIA_ATTR_NUM_TRACKS = 0x05, |
| BTRC_MEDIA_ATTR_GENRE = 0x06, |
| BTRC_MEDIA_ATTR_PLAYING_TIME = 0x07, |
| } btrc_media_attr_t; |
| |
| typedef enum { |
| BTRC_PLAYER_VAL_OFF_REPEAT = 0x01, |
| BTRC_PLAYER_VAL_SINGLE_REPEAT = 0x02, |
| BTRC_PLAYER_VAL_ALL_REPEAT = 0x03, |
| BTRC_PLAYER_VAL_GROUP_REPEAT = 0x04 |
| } btrc_player_repeat_val_t; |
| |
| typedef enum { |
| BTRC_PLAYER_VAL_OFF_SHUFFLE = 0x01, |
| BTRC_PLAYER_VAL_ALL_SHUFFLE = 0x02, |
| BTRC_PLAYER_VAL_GROUP_SHUFFLE = 0x03 |
| } btrc_player_shuffle_val_t; |
| |
| typedef enum { |
| BTRC_STS_BAD_CMD = 0x00, /* Invalid command */ |
| BTRC_STS_BAD_PARAM = 0x01, /* Invalid parameter */ |
| BTRC_STS_NOT_FOUND = 0x02, /* Specified parameter is wrong or not found */ |
| BTRC_STS_INTERNAL_ERR = 0x03, /* Internal Error */ |
| BTRC_STS_NO_ERROR = 0x04, /* Operation Success */ |
| BTRC_STS_UID_CHANGED = 0x05, /* UIDs changed */ |
| BTRC_STS_RESERVED = 0x06, /* Reserved */ |
| BTRC_STS_INV_DIRN = 0x07, /* Invalid direction */ |
| BTRC_STS_INV_DIRECTORY = 0x08, /* Invalid directory */ |
| BTRC_STS_INV_ITEM = 0x09, /* Invalid Item */ |
| BTRC_STS_INV_SCOPE = 0x0a, /* Invalid scope */ |
| BTRC_STS_INV_RANGE = 0x0b, /* Invalid range */ |
| BTRC_STS_DIRECTORY = 0x0c, /* UID is a directory */ |
| BTRC_STS_MEDIA_IN_USE = 0x0d, /* Media in use */ |
| BTRC_STS_PLAY_LIST_FULL = 0x0e, /* Playing list full */ |
| BTRC_STS_SRCH_NOT_SPRTD = 0x0f, /* Search not supported */ |
| BTRC_STS_SRCH_IN_PROG = 0x10, /* Search in progress */ |
| BTRC_STS_INV_PLAYER = 0x11, /* Invalid player */ |
| BTRC_STS_PLAY_NOT_BROW = 0x12, /* Player not browsable */ |
| BTRC_STS_PLAY_NOT_ADDR = 0x13, /* Player not addressed */ |
| BTRC_STS_INV_RESULTS = 0x14, /* Invalid results */ |
| BTRC_STS_NO_AVBL_PLAY = 0x15, /* No available players */ |
| BTRC_STS_ADDR_PLAY_CHGD = 0x16, /* Addressed player changed */ |
| } btrc_status_t; |
| |
| typedef struct { |
| uint16_t player_id; |
| uint16_t uid_counter; |
| } btrc_addr_player_changed_t; |
| |
| typedef struct { |
| uint8_t num_attr; |
| uint8_t attr_ids[BTRC_MAX_APP_SETTINGS]; |
| uint8_t attr_values[BTRC_MAX_APP_SETTINGS]; |
| } btrc_player_settings_t; |
| |
| typedef struct { |
| uint8_t val; |
| uint16_t charset_id; |
| uint16_t str_len; |
| uint8_t *p_str; |
| } btrc_player_app_ext_attr_val_t; |
| |
| typedef struct { |
| uint8_t attr_id; |
| uint16_t charset_id; |
| uint16_t str_len; |
| uint8_t *p_str; |
| uint8_t num_val; |
| btrc_player_app_ext_attr_val_t ext_attr_val[BTRC_MAX_APP_ATTR_SIZE]; |
| } btrc_player_app_ext_attr_t; |
| |
| typedef struct { |
| uint8_t attr_id; |
| uint8_t num_val; |
| uint8_t attr_val[BTRC_MAX_APP_ATTR_SIZE]; |
| } btrc_player_app_attr_t; |
| |
| typedef struct { |
| uint32_t start_item; |
| uint32_t end_item; |
| uint32_t size; |
| uint32_t attrs[BTRC_MAX_ELEM_ATTR_SIZE]; |
| uint8_t attr_count; |
| } btrc_getfolderitem_t; |
| |
| typedef struct { |
| uint16_t type; |
| uint16_t uid_counter; |
| } btrc_uids_changed_t; |
| |
| typedef struct { |
| uint16_t type; |
| } btrc_now_playing_changed_t; |
| |
| typedef union |
| { |
| btrc_play_status_t play_status; |
| btrc_uid_t track; /* queue position in NowPlaying */ |
| uint32_t song_pos; |
| uint16_t uid_counter; |
| btrc_player_settings_t player_setting; |
| btrc_addr_player_changed_t addr_player_changed; |
| btrc_uids_changed_t uids_changed; |
| btrc_now_playing_changed_t now_playing_changed; |
| } btrc_register_notification_t; |
| |
| typedef struct { |
| uint8_t id; /* can be attr_id or value_id */ |
| uint8_t text[BTRC_MAX_ATTR_STR_LEN]; |
| } btrc_player_setting_text_t; |
| |
| typedef struct { |
| uint32_t attr_id; |
| uint8_t text[BTRC_MAX_ATTR_STR_LEN]; |
| } btrc_element_attr_val_t; |
| |
| typedef struct { |
| uint16_t player_id; |
| uint8_t major_type; |
| uint32_t sub_type; |
| uint8_t play_status; |
| uint8_t features[BTRC_FEATURE_BIT_MASK_SIZE]; |
| uint16_t charset_id; |
| uint8_t name[BTRC_MAX_ATTR_STR_LEN]; |
| } btrc_item_player_t; |
| |
| typedef struct { |
| uint8_t uid[BTRC_UID_SIZE]; |
| uint8_t type; |
| uint8_t playable; |
| uint16_t charset_id; |
| uint8_t name[BTRC_MAX_ATTR_STR_LEN]; |
| } btrc_item_folder_t; |
| |
| typedef struct { |
| uint8_t uid[BTRC_UID_SIZE]; |
| uint8_t type; |
| uint16_t charset_id; |
| uint8_t name[BTRC_MAX_ATTR_STR_LEN]; |
| int num_attrs; |
| btrc_element_attr_val_t* p_attrs; |
| } btrc_item_media_t; |
| |
| typedef struct { |
| uint8_t item_type; |
| union |
| { |
| btrc_item_player_t player; |
| btrc_item_folder_t folder; |
| btrc_item_media_t media; |
| }; |
| } btrc_folder_items_t; |
| |
| typedef struct { |
| uint16_t str_len; |
| uint8_t p_str[BTRC_MAX_ATTR_STR_LEN]; |
| } btrc_br_folder_name_t; |
| |
| /** Callback for the controller's supported feautres */ |
| typedef void (* btrc_remote_features_callback)(RawAddress *bd_addr, |
| btrc_remote_features_t features); |
| |
| /** Callback for play status request */ |
| typedef void (* btrc_get_play_status_callback)(RawAddress *bd_addr); |
| |
| /** Callback for list player application attributes (Shuffle, Repeat,...) */ |
| typedef void (* btrc_list_player_app_attr_callback)(RawAddress *bd_addr); |
| |
| /** Callback for list player application attributes (Shuffle, Repeat,...) */ |
| typedef void (* btrc_list_player_app_values_callback)(btrc_player_attr_t attr_id, |
| RawAddress *bd_addr); |
| |
| /** Callback for getting the current player application settings value |
| ** num_attr: specifies the number of attribute ids contained in p_attrs |
| */ |
| typedef void (* btrc_get_player_app_value_callback) (uint8_t num_attr, |
| btrc_player_attr_t *p_attrs, RawAddress *bd_addr); |
| |
| /** Callback for getting the player application settings attributes' text |
| ** num_attr: specifies the number of attribute ids contained in p_attrs |
| */ |
| typedef void (* btrc_get_player_app_attrs_text_callback) (uint8_t num_attr, |
| btrc_player_attr_t *p_attrs, RawAddress *bd_addr); |
| |
| /** Callback for getting the player application settings values' text |
| ** num_attr: specifies the number of value ids contained in p_vals |
| */ |
| typedef void (* btrc_get_player_app_values_text_callback) (uint8_t attr_id, uint8_t num_val, |
| uint8_t *p_vals, RawAddress *bd_addr); |
| |
| /** Callback for setting the player application settings values */ |
| typedef void (* btrc_set_player_app_value_callback) (btrc_player_settings_t *p_vals, |
| RawAddress *bd_addr); |
| |
| /** Callback to fetch the get element attributes of the current song |
| ** num_attr: specifies the number of attributes requested in p_attrs |
| */ |
| typedef void (* btrc_get_element_attr_callback) (uint8_t num_attr, btrc_media_attr_t *p_attrs, |
| RawAddress *bd_addr); |
| |
| /** Callback for register notification (Play state change/track change/...) |
| ** param: Is only valid if event_id is BTRC_EVT_PLAY_POS_CHANGED |
| */ |
| typedef void (* btrc_register_notification_callback) (btrc_event_id_t event_id, uint32_t param, |
| RawAddress *bd_addr); |
| |
| /* AVRCP 1.4 Enhancements */ |
| /** Callback for volume change on CT |
| ** volume: Current volume setting on the CT (0-127) |
| */ |
| typedef void (* btrc_volume_change_callback) (uint8_t volume, uint8_t ctype, RawAddress *bd_addr); |
| |
| /** Callback for passthrough commands */ |
| typedef void (* btrc_passthrough_cmd_callback) (int id, int key_state, RawAddress *bd_addr); |
| |
| /** Callback for set addressed player response on TG **/ |
| typedef void (* btrc_set_addressed_player_callback) (uint16_t player_id, RawAddress *bd_addr); |
| |
| /** Callback for set browsed player response on TG **/ |
| typedef void (* btrc_set_browsed_player_callback) (uint16_t player_id, RawAddress *bd_addr); |
| |
| /** Callback for get folder items on TG |
| ** num_attr: specifies the number of attributes requested in p_attr_ids |
| */ |
| typedef void (* btrc_get_folder_items_callback) (uint8_t scope, uint32_t start_item, |
| uint32_t end_item, uint8_t num_attr, uint32_t *p_attr_ids, RawAddress *bd_addr); |
| |
| /** Callback for changing browsed path on TG **/ |
| typedef void (* btrc_change_path_callback) (uint8_t direction, |
| uint8_t* folder_uid, RawAddress *bd_addr); |
| |
| /** Callback to fetch the get item attributes of the media item |
| ** num_attr: specifies the number of attributes requested in p_attrs |
| */ |
| typedef void (* btrc_get_item_attr_callback) (uint8_t scope, uint8_t* uid, uint16_t uid_counter, |
| uint8_t num_attr, btrc_media_attr_t *p_attrs, RawAddress *bd_addr); |
| |
| /** Callback for play request for the media item indicated by an identifier */ |
| typedef void (* btrc_play_item_callback) (uint8_t scope, |
| uint16_t uid_counter, uint8_t* uid, RawAddress *bd_addr); |
| |
| /** Callback to fetch total number of items from a folder **/ |
| typedef void (* btrc_get_total_num_of_items_callback) (uint8_t scope, RawAddress *bd_addr); |
| |
| /** Callback for conducting recursive search on a current browsed path for a specified string */ |
| typedef void (* btrc_search_callback) (uint16_t charset_id, |
| uint16_t str_len, uint8_t* p_str, RawAddress *bd_addr); |
| |
| /** Callback to add a specified media item indicated by an identifier to now playing queue. */ |
| typedef void (* btrc_add_to_now_playing_callback) (uint8_t scope, |
| uint8_t* uid, uint16_t uid_counter, RawAddress *bd_addr); |
| |
| /** BT-RC Target callback structure. */ |
| typedef struct { |
| /** set to sizeof(BtRcCallbacks) */ |
| size_t size; |
| btrc_remote_features_callback remote_features_cb; |
| btrc_get_play_status_callback get_play_status_cb; |
| btrc_list_player_app_attr_callback list_player_app_attr_cb; |
| btrc_list_player_app_values_callback list_player_app_values_cb; |
| btrc_get_player_app_value_callback get_player_app_value_cb; |
| btrc_get_player_app_attrs_text_callback get_player_app_attrs_text_cb; |
| btrc_get_player_app_values_text_callback get_player_app_values_text_cb; |
| btrc_set_player_app_value_callback set_player_app_value_cb; |
| btrc_get_element_attr_callback get_element_attr_cb; |
| btrc_register_notification_callback register_notification_cb; |
| btrc_volume_change_callback volume_change_cb; |
| btrc_passthrough_cmd_callback passthrough_cmd_cb; |
| btrc_set_addressed_player_callback set_addressed_player_cb; |
| btrc_set_browsed_player_callback set_browsed_player_cb; |
| btrc_get_folder_items_callback get_folder_items_cb; |
| btrc_change_path_callback change_path_cb; |
| btrc_get_item_attr_callback get_item_attr_cb; |
| btrc_play_item_callback play_item_cb; |
| btrc_get_total_num_of_items_callback get_total_num_of_items_cb; |
| btrc_search_callback search_cb; |
| btrc_add_to_now_playing_callback add_to_now_playing_cb; |
| } btrc_callbacks_t; |
| |
| /** Represents the standard BT-RC AVRCP Target interface. */ |
| typedef struct { |
| |
| /** set to sizeof(BtRcInterface) */ |
| size_t size; |
| /** |
| * Register the BtRc callbacks |
| */ |
| bt_status_t (*init)( btrc_callbacks_t* callbacks ); |
| |
| /** Respose to GetPlayStatus request. Contains the current |
| ** 1. Play status |
| ** 2. Song duration/length |
| ** 3. Song position |
| */ |
| bt_status_t (*get_play_status_rsp)( RawAddress *bd_addr, btrc_play_status_t play_status, |
| uint32_t song_len, uint32_t song_pos); |
| |
| /** Lists the support player application attributes (Shuffle/Repeat/...) |
| ** num_attr: Specifies the number of attributes contained in the pointer p_attrs |
| */ |
| bt_status_t (*list_player_app_attr_rsp)( RawAddress *bd_addr, int num_attr, |
| btrc_player_attr_t *p_attrs); |
| |
| /** Lists the support player application attributes (Shuffle Off/On/Group) |
| ** num_val: Specifies the number of values contained in the pointer p_vals |
| */ |
| bt_status_t (*list_player_app_value_rsp)( RawAddress *bd_addr, int num_val, uint8_t *p_vals); |
| |
| /** Returns the current application attribute values for each of the specified attr_id */ |
| bt_status_t (*get_player_app_value_rsp)( RawAddress *bd_addr, btrc_player_settings_t *p_vals); |
| |
| /** Returns the application attributes text ("Shuffle"/"Repeat"/...) |
| ** num_attr: Specifies the number of attributes' text contained in the pointer p_attrs |
| */ |
| bt_status_t (*get_player_app_attr_text_rsp)( RawAddress *bd_addr, int num_attr, |
| btrc_player_setting_text_t *p_attrs); |
| |
| /** Returns the application attributes text ("Shuffle"/"Repeat"/...) |
| ** num_attr: Specifies the number of attribute values' text contained in the pointer p_vals |
| */ |
| bt_status_t (*get_player_app_value_text_rsp)( RawAddress *bd_addr, int num_val, |
| btrc_player_setting_text_t *p_vals); |
| |
| /** Returns the current songs' element attributes text ("Title"/"Album"/"Artist") |
| ** num_attr: Specifies the number of attributes' text contained in the pointer p_attrs |
| */ |
| bt_status_t (*get_element_attr_rsp)( RawAddress *bd_addr, uint8_t num_attr, |
| btrc_element_attr_val_t *p_attrs); |
| |
| /** Response to set player attribute request ("Shuffle"/"Repeat") |
| ** rsp_status: Status of setting the player attributes for the current media player |
| */ |
| bt_status_t (*set_player_app_value_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status); |
| |
| /* Response to the register notification request (Play state change/track change/...). |
| ** event_id: Refers to the event_id this notification change corresponds too |
| ** type: Response type - interim/changed |
| ** p_params: Based on the event_id, this parameter should be populated |
| */ |
| bt_status_t (*register_notification_rsp)(btrc_event_id_t event_id, |
| btrc_notification_type_t type, |
| btrc_register_notification_t *p_param); |
| |
| /* AVRCP 1.4 enhancements */ |
| |
| /**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 opposed to absolute volume level |
| ** volume: Should be in the range 0-127. bit7 is reseved and cannot be set |
| */ |
| bt_status_t (*set_volume)(uint8_t volume); |
| |
| /* Set addressed player response from TG to CT */ |
| bt_status_t (*set_addressed_player_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status); |
| |
| /* Set browsed player response from TG to CT */ |
| bt_status_t (*set_browsed_player_rsp)(RawAddress *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); |
| |
| /* Get folder item list response from TG to CT */ |
| bt_status_t (*get_folder_items_list_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status, |
| uint16_t uid_counter, uint8_t num_items, btrc_folder_items_t *p_items); |
| |
| /* Change path response from TG to CT */ |
| bt_status_t (*change_path_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status, |
| uint32_t num_items); |
| |
| /** Returns the element's attributes num_attr: Specifies the number of attributes' text |
| * contained in the pointer p_attrs |
| */ |
| bt_status_t (*get_item_attr_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status, |
| uint8_t num_attr, btrc_element_attr_val_t *p_attrs); |
| |
| /* play media item response from TG to CT */ |
| bt_status_t (*play_item_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status); |
| |
| /* get total number of items response from TG to CT*/ |
| bt_status_t (*get_total_num_of_items_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status, |
| uint32_t uid_counter, uint32_t num_items); |
| |
| /* Search VFS response from TG to CT */ |
| bt_status_t (*search_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status, uint32_t uid_counter, |
| uint32_t num_items); |
| |
| /* add_to_now playing list response from TG to CT */ |
| bt_status_t (*add_to_now_playing_rsp)(RawAddress *bd_addr, btrc_status_t rsp_status); |
| |
| /** Closes the interface. */ |
| void (*cleanup)( void ); |
| } btrc_interface_t; |
| |
| typedef void (* btrc_passthrough_rsp_callback) (RawAddress *bd_addr, int id, int key_state); |
| |
| typedef void (* btrc_groupnavigation_rsp_callback) (int id, int key_state); |
| |
| typedef void (* btrc_connection_state_callback) ( |
| bool rc_connect, bool bt_connect, RawAddress *bd_addr); |
| |
| typedef void (* btrc_ctrl_getrcfeatures_callback) (RawAddress *bd_addr, int features); |
| |
| typedef void (* btrc_ctrl_setabsvol_cmd_callback) (RawAddress *bd_addr, uint8_t abs_vol, uint8_t label); |
| |
| typedef void (* btrc_ctrl_registernotification_abs_vol_callback) (RawAddress *bd_addr, uint8_t label); |
| |
| typedef void (* btrc_ctrl_setplayerapplicationsetting_rsp_callback) (RawAddress *bd_addr, |
| uint8_t accepted); |
| |
| typedef void (* btrc_ctrl_playerapplicationsetting_callback)(RawAddress *bd_addr, |
| uint8_t num_attr, |
| btrc_player_app_attr_t *app_attrs, |
| uint8_t num_ext_attr, |
| btrc_player_app_ext_attr_t *ext_attrs); |
| |
| typedef void (* btrc_ctrl_playerapplicationsetting_changed_callback)(RawAddress *bd_addr, |
| btrc_player_settings_t *p_vals); |
| |
| typedef void (* btrc_ctrl_track_changed_callback)(RawAddress *bd_addr, uint8_t num_attr, |
| btrc_element_attr_val_t *p_attrs); |
| |
| typedef void (* btrc_ctrl_play_position_changed_callback)(RawAddress *bd_addr, |
| uint32_t song_len, uint32_t song_pos); |
| |
| typedef void (* btrc_ctrl_play_status_changed_callback)(RawAddress *bd_addr, |
| btrc_play_status_t play_status); |
| |
| typedef void (* btrc_ctrl_get_folder_items_callback )(RawAddress *bd_addr, |
| btrc_status_t status, |
| const btrc_folder_items_t *folder_items, |
| uint8_t count); |
| |
| typedef void (* btrc_ctrl_change_path_callback)(RawAddress *bd_addr, uint8_t count); |
| |
| typedef void (* btrc_ctrl_set_browsed_player_callback )( |
| RawAddress *bd_addr, uint8_t num_items, uint8_t depth); |
| typedef void (* btrc_ctrl_set_addressed_player_callback)(RawAddress *bd_addr, uint8_t status); |
| /** BT-RC Controller callback structure. */ |
| typedef struct { |
| /** set to sizeof(BtRcCallbacks) */ |
| size_t size; |
| btrc_passthrough_rsp_callback passthrough_rsp_cb; |
| btrc_groupnavigation_rsp_callback groupnavigation_rsp_cb; |
| btrc_connection_state_callback connection_state_cb; |
| btrc_ctrl_getrcfeatures_callback getrcfeatures_cb; |
| btrc_ctrl_setplayerapplicationsetting_rsp_callback setplayerappsetting_rsp_cb; |
| btrc_ctrl_playerapplicationsetting_callback playerapplicationsetting_cb; |
| btrc_ctrl_playerapplicationsetting_changed_callback playerapplicationsetting_changed_cb; |
| btrc_ctrl_setabsvol_cmd_callback setabsvol_cmd_cb; |
| btrc_ctrl_registernotification_abs_vol_callback registernotification_absvol_cb; |
| btrc_ctrl_track_changed_callback track_changed_cb; |
| btrc_ctrl_play_position_changed_callback play_position_changed_cb; |
| btrc_ctrl_play_status_changed_callback play_status_changed_cb; |
| btrc_ctrl_get_folder_items_callback get_folder_items_cb; |
| btrc_ctrl_change_path_callback change_folder_path_cb; |
| btrc_ctrl_set_browsed_player_callback set_browsed_player_cb; |
| btrc_ctrl_set_addressed_player_callback set_addressed_player_cb; |
| } btrc_ctrl_callbacks_t; |
| |
| /** Represents the standard BT-RC AVRCP Controller interface. */ |
| typedef struct { |
| |
| /** set to sizeof(BtRcInterface) */ |
| size_t size; |
| /** |
| * Register the BtRc callbacks |
| */ |
| bt_status_t (*init)( btrc_ctrl_callbacks_t* callbacks ); |
| |
| /** send pass through command to target */ |
| bt_status_t (*send_pass_through_cmd) (RawAddress *bd_addr, uint8_t key_code, |
| uint8_t key_state ); |
| |
| /** send group navigation command to target */ |
| bt_status_t (*send_group_navigation_cmd) (RawAddress *bd_addr, uint8_t key_code, |
| uint8_t key_state ); |
| |
| /** send command to set player applicaiton setting attributes to target */ |
| bt_status_t (*set_player_app_setting_cmd) (RawAddress *bd_addr, uint8_t num_attrib, |
| uint8_t* attrib_ids, uint8_t* attrib_vals); |
| |
| /** send command to play a particular item */ |
| bt_status_t (*play_item_cmd) ( |
| RawAddress *bd_addr, uint8_t scope, uint8_t *uid, uint16_t uid_counter); |
| |
| /** get the playback state */ |
| bt_status_t (*get_playback_state_cmd) (RawAddress *bd_addr); |
| |
| /** get the now playing list */ |
| bt_status_t (*get_now_playing_list_cmd) (RawAddress *bd_addr, uint8_t start, uint8_t items); |
| |
| /** get the folder list */ |
| bt_status_t (*get_folder_list_cmd) (RawAddress *bd_addr, uint8_t start, uint8_t items); |
| |
| /** get the folder list */ |
| bt_status_t (*get_player_list_cmd) (RawAddress *bd_addr, uint8_t start, uint8_t items); |
| |
| /** get the folder list */ |
| bt_status_t (*change_folder_path_cmd) (RawAddress *bd_addr, uint8_t direction, uint8_t * uid); |
| |
| /** set browsed player */ |
| bt_status_t (*set_browsed_player_cmd) (RawAddress *bd_addr, uint16_t player_id); |
| |
| /** set addressed player */ |
| bt_status_t (*set_addressed_player_cmd) (RawAddress *bd_addr, uint16_t player_id); |
| |
| /** send rsp to set_abs_vol received from target */ |
| bt_status_t (*set_volume_rsp) (RawAddress *bd_addr, uint8_t abs_vol, uint8_t label); |
| |
| /** send notificaiton rsp for abs vol to target */ |
| bt_status_t (*register_abs_vol_rsp) (RawAddress *bd_addr, btrc_notification_type_t rsp_type, |
| uint8_t abs_vol, uint8_t label); |
| |
| /** Closes the interface. */ |
| void (*cleanup)( void ); |
| } btrc_ctrl_interface_t; |
| |
| __END_DECLS |
| |
| #endif /* ANDROID_INCLUDE_BT_RC_H */ |
