/* SPDX-License-Identifier: LGPL-2.1-or-later */ /* * * BlueZ - Bluetooth protocol stack for Linux * * Copyright (C) 2014 Intel Corporation. All rights reserved. * * */ /* Control PDU ids */ #define AVRCP_GET_CAPABILITIES 0x10 #define AVRCP_LIST_PLAYER_ATTRIBUTES 0X11 #define AVRCP_LIST_PLAYER_VALUES 0x12 #define AVRCP_GET_CURRENT_PLAYER_VALUE 0x13 #define AVRCP_SET_PLAYER_VALUE 0x14 #define AVRCP_GET_PLAYER_ATTRIBUTE_TEXT 0x15 #define AVRCP_GET_PLAYER_VALUE_TEXT 0x16 #define AVRCP_DISPLAYABLE_CHARSET 0x17 #define AVRCP_CT_BATTERY_STATUS 0x18 #define AVRCP_GET_ELEMENT_ATTRIBUTES 0x20 #define AVRCP_GET_PLAY_STATUS 0x30 #define AVRCP_REGISTER_NOTIFICATION 0x31 #define AVRCP_REQUEST_CONTINUING 0x40 #define AVRCP_ABORT_CONTINUING 0x41 #define AVRCP_SET_ABSOLUTE_VOLUME 0x50 #define AVRCP_SET_ADDRESSED_PLAYER 0x60 #define AVRCP_SET_BROWSED_PLAYER 0x70 #define AVRCP_GET_FOLDER_ITEMS 0x71 #define AVRCP_CHANGE_PATH 0x72 #define AVRCP_GET_ITEM_ATTRIBUTES 0x73 #define AVRCP_PLAY_ITEM 0x74 #define AVRCP_SEARCH 0x80 #define AVRCP_ADD_TO_NOW_PLAYING 0x90 #define AVRCP_GENERAL_REJECT 0xA0 /* Notification events */ #define AVRCP_EVENT_STATUS_CHANGED 0x01 #define AVRCP_EVENT_TRACK_CHANGED 0x02 #define AVRCP_EVENT_TRACK_REACHED_END 0x03 #define AVRCP_EVENT_TRACK_REACHED_START 0x04 #define AVRCP_EVENT_PLAYBACK_POS_CHANGED 0x05 #define AVRCP_EVENT_SETTINGS_CHANGED 0x08 #define AVRCP_EVENT_NOW_PLAYING_CONTENT_CHANGED 0x09 #define AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED 0x0a #define AVRCP_EVENT_ADDRESSED_PLAYER_CHANGED 0x0b #define AVRCP_EVENT_UIDS_CHANGED 0x0c #define AVRCP_EVENT_VOLUME_CHANGED 0x0d #define AVRCP_EVENT_LAST AVRCP_EVENT_VOLUME_CHANGED /* Status codes */ #define AVRCP_STATUS_INVALID_COMMAND 0x00 #define AVRCP_STATUS_INVALID_PARAM 0x01 #define AVRCP_STATUS_PARAM_NOT_FOUND 0x02 #define AVRCP_STATUS_INTERNAL_ERROR 0x03 #define AVRCP_STATUS_SUCCESS 0x04 #define AVRCP_STATUS_UID_CHANGED 0x05 #define AVRCP_STATUS_NOT_DIRECTORY 0x08 #define AVRCP_STATUS_DOES_NOT_EXIST 0x09 #define AVRCP_STATUS_INVALID_SCOPE 0x0a #define AVRCP_STATUS_OUT_OF_BOUNDS 0x0b #define AVRCP_STATUS_INVALID_PLAYER_ID 0x11 #define AVRCP_STATUS_PLAYER_NOT_BROWSABLE 0x12 #define AVRCP_STATUS_NO_AVAILABLE_PLAYERS 0x15 #define AVRCP_STATUS_ADDRESSED_PLAYER_CHANGED 0x16 /* Capabilities for AVRCP_GET_CAPABILITIES pdu */ #define CAP_COMPANY_ID 0x02 #define CAP_EVENTS_SUPPORTED 0x03 /* Player Attributes */ #define AVRCP_ATTRIBUTE_ILEGAL 0x00 #define AVRCP_ATTRIBUTE_EQUALIZER 0x01 #define AVRCP_ATTRIBUTE_REPEAT_MODE 0x02 #define AVRCP_ATTRIBUTE_SHUFFLE 0x03 #define AVRCP_ATTRIBUTE_SCAN 0x04 #define AVRCP_ATTRIBUTE_LAST AVRCP_ATTRIBUTE_SCAN /* equalizer values */ #define AVRCP_EQUALIZER_OFF 0x01 #define AVRCP_EQUALIZER_ON 0x02 /* repeat mode values */ #define AVRCP_REPEAT_MODE_OFF 0x01 #define AVRCP_REPEAT_MODE_SINGLE 0x02 #define AVRCP_REPEAT_MODE_ALL 0x03 #define AVRCP_REPEAT_MODE_GROUP 0x04 /* shuffle values */ #define AVRCP_SHUFFLE_OFF 0x01 #define AVRCP_SHUFFLE_ALL 0x02 #define AVRCP_SHUFFLE_GROUP 0x03 /* scan values */ #define AVRCP_SCAN_OFF 0x01 #define AVRCP_SCAN_ALL 0x02 #define AVRCP_SCAN_GROUP 0x03 /* media attributes */ #define AVRCP_MEDIA_ATTRIBUTE_ILLEGAL 0x00 #define AVRCP_MEDIA_ATTRIBUTE_TITLE 0x01 #define AVRCP_MEDIA_ATTRIBUTE_ARTIST 0x02 #define AVRCP_MEDIA_ATTRIBUTE_ALBUM 0x03 #define AVRCP_MEDIA_ATTRIBUTE_TRACK 0x04 #define AVRCP_MEDIA_ATTRIBUTE_N_TRACKS 0x05 #define AVRCP_MEDIA_ATTRIBUTE_GENRE 0x06 #define AVRCP_MEDIA_ATTRIBUTE_DURATION 0x07 #define AVRCP_MEDIA_ATTRIBUTE_LAST AVRCP_MEDIA_ATTRIBUTE_DURATION /* Media Scope */ #define AVRCP_MEDIA_PLAYER_LIST 0x00 #define AVRCP_MEDIA_PLAYER_VFS 0x01 #define AVRCP_MEDIA_SEARCH 0x02 #define AVRCP_MEDIA_NOW_PLAYING 0x03 /* SDP features */ #define AVRCP_FEATURE_CATEGORY_1 0x0001 #define AVRCP_FEATURE_CATEGORY_2 0x0002 #define AVRCP_FEATURE_CATEGORY_3 0x0004 #define AVRCP_FEATURE_CATEGORY_4 0x0008 #define AVRCP_FEATURE_PLAYER_SETTINGS 0x0010 #define AVRCP_FEATURE_GROUP_NAVIGATION 0x0020 #define AVRCP_FEATURE_BROWSING 0x0040 #define AVRCP_FEATURE_MULTIPLE_PLAYERS 0x0080 /* Company IDs for vendor dependent commands */ #define IEEEID_BTSIG 0x001958 struct avrcp; struct avrcp_control_ind { int (*get_capabilities) (struct avrcp *session, uint8_t transaction, void *user_data); int (*list_attributes) (struct avrcp *session, uint8_t transaction, void *user_data); int (*get_attribute_text) (struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs, void *user_data); int (*list_values) (struct avrcp *session, uint8_t transaction, uint8_t attr, void *user_data); int (*get_value_text) (struct avrcp *session, uint8_t transaction, uint8_t attr, uint8_t number, uint8_t *values, void *user_data); int (*get_value) (struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs, void *user_data); int (*set_value) (struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs, uint8_t *values, void *user_data); int (*get_play_status) (struct avrcp *session, uint8_t transaction, void *user_data); int (*get_element_attributes) (struct avrcp *session, uint8_t transaction, uint64_t uid, uint8_t number, uint32_t *attrs, void *user_data); int (*register_notification) (struct avrcp *session, uint8_t transaction, uint8_t event, uint32_t interval, void *user_data); int (*set_volume) (struct avrcp *session, uint8_t transaction, uint8_t volume, void *user_data); int (*set_addressed) (struct avrcp *session, uint8_t transaction, uint16_t id, void *user_data); int (*set_browsed) (struct avrcp *session, uint8_t transaction, uint16_t id, void *user_data); int (*get_folder_items) (struct avrcp *session, uint8_t transaction, uint8_t scope, uint32_t start, uint32_t end, uint16_t number, uint32_t *attrs, void *user_data); int (*change_path) (struct avrcp *session, uint8_t transaction, uint16_t counter, uint8_t direction, uint64_t uid, void *user_data); int (*get_item_attributes) (struct avrcp *session, uint8_t transaction, uint8_t scope, uint64_t uid, uint16_t counter, uint8_t number, uint32_t *attrs, void *user_data); int (*play_item) (struct avrcp *session, uint8_t transaction, uint8_t scope, uint64_t uid, uint16_t counter, void *user_data); int (*search) (struct avrcp *session, uint8_t transaction, const char *string, void *user_data); int (*add_to_now_playing) (struct avrcp *session, uint8_t transaction, uint8_t scope, uint64_t uid, uint16_t counter, void *user_data); }; struct avrcp_control_cfm { void (*get_capabilities) (struct avrcp *session, int err, uint8_t number, uint8_t *params, void *user_data); void (*list_attributes) (struct avrcp *session, int err, uint8_t number, uint8_t *attrs, void *user_data); void (*get_attribute_text) (struct avrcp *session, int err, uint8_t number, uint8_t *attrs, char **text, void *user_data); void (*list_values) (struct avrcp *session, int err, uint8_t number, uint8_t *values, void *user_data); void (*get_value_text) (struct avrcp *session, int err, uint8_t number, uint8_t *values, char **text, void *user_data); void (*get_value) (struct avrcp *session, int err, uint8_t number, uint8_t *attrs, uint8_t *values, void *user_data); void (*set_value) (struct avrcp *session, int err, void *user_data); void (*get_play_status) (struct avrcp *session, int err, uint8_t status, uint32_t position, uint32_t duration, void *user_data); void (*get_element_attributes) (struct avrcp *session, int err, uint8_t number, uint32_t *attrs, char **text, void *user_data); bool (*register_notification) (struct avrcp *session, int err, uint8_t code, uint8_t event, void *params, void *user_data); void (*set_volume) (struct avrcp *session, int err, uint8_t volume, void *user_data); void (*set_addressed) (struct avrcp *session, int err, void *user_data); void (*set_browsed) (struct avrcp *session, int err, uint16_t counter, uint32_t items, char *path, void *user_data); void (*get_folder_items) (struct avrcp *session, int err, uint16_t counter, uint16_t number, uint8_t *params, void *user_data); void (*change_path) (struct avrcp *session, int err, uint32_t items, void *user_data); void (*get_item_attributes) (struct avrcp *session, int err, uint8_t number, uint32_t *attrs, char **text, void *user_data); void (*play_item) (struct avrcp *session, int err, void *user_data); void (*search) (struct avrcp *session, int err, uint16_t counter, uint32_t items, void *user_data); void (*add_to_now_playing) (struct avrcp *session, int err, void *user_data); }; struct avrcp_passthrough_handler { uint8_t op; bool (*func) (struct avrcp *session, bool pressed, void *user_data); }; typedef void (*avrcp_destroy_cb_t) (void *user_data); struct avrcp *avrcp_new(int fd, size_t imtu, size_t omtu, uint16_t version); void avrcp_shutdown(struct avrcp *session); void avrcp_set_destroy_cb(struct avrcp *session, avrcp_destroy_cb_t cb, void *user_data); int avrcp_connect_browsing(struct avrcp *session, int fd, size_t imtu, size_t omtu); void avrcp_register_player(struct avrcp *session, const struct avrcp_control_ind *ind, const struct avrcp_control_cfm *cfm, void *user_data); void avrcp_set_passthrough_handlers(struct avrcp *session, const struct avrcp_passthrough_handler *handlers, void *user_data); int avrcp_init_uinput(struct avrcp *session, const char *name, const char *address); int avrcp_send(struct avrcp *session, uint8_t transaction, uint8_t code, uint8_t subunit, uint8_t pdu_id, const struct iovec *iov, int iov_cnt); int avrcp_get_capabilities(struct avrcp *session, uint8_t param); int avrcp_register_notification(struct avrcp *session, uint8_t event, uint32_t interval); int avrcp_list_player_attributes(struct avrcp *session); int avrcp_get_player_attribute_text(struct avrcp *session, uint8_t number, uint8_t *attrs); int avrcp_list_player_values(struct avrcp *session, uint8_t attr); int avrcp_get_player_value_text(struct avrcp *session, uint8_t attr, uint8_t number, uint8_t *values); int avrcp_set_player_value(struct avrcp *session, uint8_t number, uint8_t *attrs, uint8_t *values); int avrcp_get_current_player_value(struct avrcp *session, uint8_t number, uint8_t *attrs); int avrcp_get_play_status(struct avrcp *session); int avrcp_set_volume(struct avrcp *session, uint8_t volume); int avrcp_get_element_attributes(struct avrcp *session); int avrcp_set_addressed_player(struct avrcp *session, uint16_t player_id); int avrcp_set_browsed_player(struct avrcp *session, uint16_t player_id); int avrcp_get_folder_items(struct avrcp *session, uint8_t scope, uint32_t start, uint32_t end, uint8_t number, uint32_t *attrs); int avrcp_change_path(struct avrcp *session, uint8_t direction, uint64_t uid, uint16_t counter); int avrcp_get_item_attributes(struct avrcp *session, uint8_t scope, uint64_t uid, uint16_t counter, uint8_t number, uint32_t *attrs); int avrcp_play_item(struct avrcp *session, uint8_t scope, uint64_t uid, uint16_t counter); int avrcp_search(struct avrcp *session, const char *string); int avrcp_add_to_now_playing(struct avrcp *session, uint8_t scope, uint64_t uid, uint16_t counter); int avrcp_get_capabilities_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *events); int avrcp_list_player_attributes_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs); int avrcp_get_player_attribute_text_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs, const char **text); int avrcp_list_player_values_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *values); int avrcp_get_play_status_rsp(struct avrcp *session, uint8_t transaction, uint32_t position, uint32_t duration, uint8_t status); int avrcp_get_player_values_text_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *values, const char **text); int avrcp_get_current_player_value_rsp(struct avrcp *session, uint8_t transaction, uint8_t number, uint8_t *attrs, uint8_t *values); int avrcp_set_player_value_rsp(struct avrcp *session, uint8_t transaction); int avrcp_get_element_attrs_rsp(struct avrcp *session, uint8_t transaction, uint8_t *params, size_t params_len); int avrcp_register_notification_rsp(struct avrcp *session, uint8_t transaction, uint8_t code, uint8_t event, void *data, size_t len); int avrcp_set_volume_rsp(struct avrcp *session, uint8_t transaction, uint8_t volume); int avrcp_set_addressed_player_rsp(struct avrcp *session, uint8_t transaction, uint8_t status); int avrcp_set_browsed_player_rsp(struct avrcp *session, uint8_t transaction, uint8_t status, uint16_t counter, uint32_t items, uint8_t depth, const char **folders); int avrcp_get_folder_items_rsp(struct avrcp *session, uint8_t transaction, uint8_t status, uint16_t counter, uint8_t number, uint8_t *type, uint16_t *len, uint8_t **params); int avrcp_change_path_rsp(struct avrcp *session, uint8_t transaction, uint8_t status, uint32_t items); int avrcp_get_item_attributes_rsp(struct avrcp *session, uint8_t transaction, uint8_t status, uint8_t number, uint32_t *attrs, const char **text); int avrcp_play_item_rsp(struct avrcp *session, uint8_t transaction, uint8_t status); int avrcp_search_rsp(struct avrcp *session, uint8_t transaction, uint8_t status, uint16_t counter, uint32_t items); int avrcp_add_to_now_playing_rsp(struct avrcp *session, uint8_t transaction, uint8_t status); int avrcp_send_passthrough(struct avrcp *session, uint32_t vendor, uint8_t op);