/****************************************************************************** * * Copyright 2006-2016 Broadcom Corporation * * 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. * ******************************************************************************/ /****************************************************************************** * * AVRCP definition and data types * ******************************************************************************/ #ifndef _AVRC_DEFS_H #define _AVRC_DEFS_H #include "stack/include/bt_types.h" /***************************************************************************** * constants ****************************************************************************/ /* Profile revision numbers */ #define AVRC_REV_1_0 0x0100 #define AVRC_REV_1_3 0x0103 #define AVRC_REV_1_4 0x0104 #define AVRC_REV_1_5 0x0105 #define AVRC_REV_1_6 0x0106 /* defines from the spec */ #define AVRC_PACKET_LEN 512 /* You must support 512 byte RC packets */ #define AVRC_MIN_CONTROL_MTU 48 /* Minimum MTU for the control channel */ #define AVRC_MIN_BROWSE_MTU 335 /* Minimum MTU for the browsing channel */ #define AVRC_META_PDU_OFFSET 4 #define AVRC_SUB_TYPE_LEN 4 #define AVRC_UID_SIZE 8 #define AVRC_FEATURE_MASK_SIZE 16 /* command type codes */ #define AVRC_CMD_CTRL 0 /* Instruct a target to perform an operation */ #define AVRC_CMD_STATUS 1 /* Check a device's current status */ #define AVRC_CMD_SPEC_INQ \ 2 /* Check whether a target supports a particular \ control command; all operands are included */ #define AVRC_CMD_NOTIF 3 /* Notification of a change in a device's state */ #define AVRC_CMD_GEN_INQ \ 4 /* Check whether a target supports a particular \ control command; operands are not included */ /* response type codes */ #define AVRC_RSP_NOT_IMPL \ 8 /* The target does not implement the command specified \ by the opcode and operand, \ or doesn't implement the specified subunit */ #define AVRC_RSP_ACCEPT \ 9 /* The target executed or is executing the command \ */ #define AVRC_RSP_REJ \ 10 /* The target implements the command specified by the \ opcode but cannot respond because the current state \ of the target doesn't allow it */ #define AVRC_RSP_IN_TRANS \ 11 /* The target implements the status command but it is \ in a state of transition; the status command may \ be retried at a future time */ #define AVRC_RSP_IMPL_STBL \ 12 /* For specific inquiry or general inquiy commands, \ the target implements the command; for status \ commands, the target returns stable and includes \ the status results */ #define AVRC_RSP_CHANGED \ 13 /* The response frame contains a notification that the \ target device's state has changed */ #define AVRC_RSP_INTERIM \ 15 /* For control commands, the target has accepted the \ request but cannot return information within 100 \ milliseconds; for notify commands, the target accepted \ the command, and will notify the controller of a change \ of target state at a future time */ /* subunit type */ #define AVRC_SUB_MONITOR 0x00 /* Monitor */ #define AVRC_SUB_AUDIO 0x01 /* Audio */ #define AVRC_SUB_PRINTER 0x02 /* Printer */ #define AVRC_SUB_DISC 0x03 /* Disc */ #define AVRC_SUB_TAPE 0x04 /* Tape recorder/player */ #define AVRC_SUB_TUNER 0x05 /* Tuner */ #define AVRC_SUB_CA 0x06 /* CA */ #define AVRC_SUB_CAMERA 0x07 /* Camera */ #define AVRC_SUB_PANEL 0x09 /* Panel */ #define AVRC_SUB_BB 0x0A /* Bulletin Board */ #define AVRC_SUB_CAM_STOR 0x0B /* Camera Storage */ #define AVRC_SUB_VENDOR 0x1C /* Vendor unique */ #define AVRC_SUB_EXT 0x1E /* Subunit type extended to next byte */ #define AVRC_SUB_UNIT 0x1F /* Unit */ /* opcodes - defined by 1394ta */ #define AVRC_OP_UNIT_INFO 0x30 /* Report unit information */ #define AVRC_OP_SUB_INFO 0x31 /* Report subunit information */ #define AVRC_OP_VENDOR 0x00 /* Vendor-dependent commands */ #define AVRC_OP_PASS_THRU 0x7C /* panel subunit opcode */ /* opcodes 80-9F and E0-FF are not used by 1394ta. Sneak one for browsing */ #define AVRC_OP_BROWSE 0xFF /* Browsing */ #define AVRC_OP_INVALID 0xFE /* invalid one */ /* Company ID's */ #define AVRC_CO_BLUETOOTH_SIG 0x00FFFFFF #define AVRC_CO_WIDCOMM 0x00000361 #define AVRC_CO_BROADCOM 0x00001018 #define AVRC_CO_GOOGLE 0x00DAA119 #define AVRC_CO_METADATA \ 0x00001958 /* Unique COMPANY ID for Metadata messages */ /* State flag for Passthrough commands */ #define AVRC_STATE_PRESS 0 #define AVRC_STATE_RELEASE 1 /* Operation ID list for Passthrough commands */ #define AVRC_ID_SELECT 0x00 /* select */ #define AVRC_ID_UP 0x01 /* up */ #define AVRC_ID_DOWN 0x02 /* down */ #define AVRC_ID_LEFT 0x03 /* left */ #define AVRC_ID_RIGHT 0x04 /* right */ #define AVRC_ID_RIGHT_UP 0x05 /* right-up */ #define AVRC_ID_RIGHT_DOWN 0x06 /* right-down */ #define AVRC_ID_LEFT_UP 0x07 /* left-up */ #define AVRC_ID_LEFT_DOWN 0x08 /* left-down */ #define AVRC_ID_ROOT_MENU 0x09 /* root menu */ #define AVRC_ID_SETUP_MENU 0x0A /* setup menu */ #define AVRC_ID_CONT_MENU 0x0B /* contents menu */ #define AVRC_ID_FAV_MENU 0x0C /* favorite menu */ #define AVRC_ID_EXIT 0x0D /* exit */ #define AVRC_ID_0 0x20 /* 0 */ #define AVRC_ID_1 0x21 /* 1 */ #define AVRC_ID_2 0x22 /* 2 */ #define AVRC_ID_3 0x23 /* 3 */ #define AVRC_ID_4 0x24 /* 4 */ #define AVRC_ID_5 0x25 /* 5 */ #define AVRC_ID_6 0x26 /* 6 */ #define AVRC_ID_7 0x27 /* 7 */ #define AVRC_ID_8 0x28 /* 8 */ #define AVRC_ID_9 0x29 /* 9 */ #define AVRC_ID_DOT 0x2A /* dot */ #define AVRC_ID_ENTER 0x2B /* enter */ #define AVRC_ID_CLEAR 0x2C /* clear */ #define AVRC_ID_CHAN_UP 0x30 /* channel up */ #define AVRC_ID_CHAN_DOWN 0x31 /* channel down */ #define AVRC_ID_PREV_CHAN 0x32 /* previous channel */ #define AVRC_ID_SOUND_SEL 0x33 /* sound select */ #define AVRC_ID_INPUT_SEL 0x34 /* input select */ #define AVRC_ID_DISP_INFO 0x35 /* display information */ #define AVRC_ID_HELP 0x36 /* help */ #define AVRC_ID_PAGE_UP 0x37 /* page up */ #define AVRC_ID_PAGE_DOWN 0x38 /* page down */ #define AVRC_ID_POWER 0x40 /* power */ #define AVRC_ID_VOL_UP 0x41 /* volume up */ #define AVRC_ID_VOL_DOWN 0x42 /* volume down */ #define AVRC_ID_MUTE 0x43 /* mute */ #define AVRC_ID_PLAY 0x44 /* play */ #define AVRC_ID_STOP 0x45 /* stop */ #define AVRC_ID_PAUSE 0x46 /* pause */ #define AVRC_ID_RECORD 0x47 /* record */ #define AVRC_ID_REWIND 0x48 /* rewind */ #define AVRC_ID_FAST_FOR 0x49 /* fast forward */ #define AVRC_ID_EJECT 0x4A /* eject */ #define AVRC_ID_FORWARD 0x4B /* forward */ #define AVRC_ID_BACKWARD 0x4C /* backward */ #define AVRC_ID_ANGLE 0x50 /* angle */ #define AVRC_ID_SUBPICT 0x51 /* subpicture */ #define AVRC_ID_F1 0x71 /* F1 */ #define AVRC_ID_F2 0x72 /* F2 */ #define AVRC_ID_F3 0x73 /* F3 */ #define AVRC_ID_F4 0x74 /* F4 */ #define AVRC_ID_F5 0x75 /* F5 */ #define AVRC_ID_VENDOR 0x7E /* vendor unique */ #define AVRC_KEYPRESSED_RELEASE 0x80 /***************************************************************************** * Metadata transfer definitions ****************************************************************************/ /* Define the Metadata Packet types */ #define AVRC_PKT_SINGLE 0 #define AVRC_PKT_START 1 #define AVRC_PKT_CONTINUE 2 #define AVRC_PKT_END 3 #define AVRC_PKT_TYPE_MASK 3 typedef enum : uint8_t { /* Define the PDUs carried in the vendor dependant data */ AVRC_PDU_GET_CAPABILITIES = 0x10, AVRC_PDU_LIST_PLAYER_APP_ATTR = 0x11, AVRC_PDU_LIST_PLAYER_APP_VALUES = 0x12, AVRC_PDU_GET_CUR_PLAYER_APP_VALUE = 0x13, AVRC_PDU_SET_PLAYER_APP_VALUE = 0x14, AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT = 0x15, AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT = 0x16, AVRC_PDU_INFORM_DISPLAY_CHARSET = 0x17, AVRC_PDU_INFORM_BATTERY_STAT_OF_CT = 0x18, AVRC_PDU_GET_ELEMENT_ATTR = 0x20, AVRC_PDU_GET_PLAY_STATUS = 0x30, AVRC_PDU_REGISTER_NOTIFICATION = 0x31, AVRC_PDU_REQUEST_CONTINUATION_RSP = 0x40, AVRC_PDU_ABORT_CONTINUATION_RSP = 0x41, /* added in 1.4 */ AVRC_PDU_SET_ABSOLUTE_VOLUME = 0x50, AVRC_PDU_SET_ADDRESSED_PLAYER = 0x60, AVRC_PDU_SET_BROWSED_PLAYER = 0x70, AVRC_PDU_GET_FOLDER_ITEMS = 0x71, AVRC_PDU_CHANGE_PATH = 0x72, AVRC_PDU_GET_ITEM_ATTRIBUTES = 0x73, AVRC_PDU_PLAY_ITEM = 0x74, /* Added in post 1.5 */ AVRC_PDU_GET_TOTAL_NUM_OF_ITEMS = 0x75, AVRC_PDU_SEARCH = 0x80, AVRC_PDU_ADD_TO_NOW_PLAYING = 0x90, AVRC_PDU_GENERAL_REJECT = 0xA0, /* Define the vendor unique id carried in the pass through data */ AVRC_PDU_NEXT_GROUP = 0x00, AVRC_PDU_PREV_GROUP = 0x01, AVRC_PDU_INVALID = 0xff, } tAVRC_PDU; /* The only pass through vendor unique commands defined by AVRC are the group * navigation commands. * The len for vendor unique data is 5 */ #define AVRC_PASS_THRU_GROUP_LEN 5 /* 6.15.3 error status code for general reject */ /* Invalid command, sent if TG received a PDU that it did not understand. */ #define AVRC_STS_BAD_CMD 0x00 /* Invalid parameter, sent if the TG received a PDU with a parameter ID that it * did not understand. Sent if there is only one parameter ID in the PDU. */ #define AVRC_STS_BAD_PARAM 0x01 /* Specified parameter not found., sent if the parameter ID is understood, but * content is wrong or corrupted. */ #define AVRC_STS_NOT_FOUND 0x02 /* Internal Error, sent if there are error conditions not covered by a more * specific error code. */ #define AVRC_STS_INTERNAL_ERR 0x03 /* Operation completed without error. This is the status that should be * returned if the operation was successful. */ #define AVRC_STS_NO_ERROR 0x04 /* UID Changed - The UIDs on the device have changed */ #define AVRC_STS_UID_CHANGED 0x05 /* #define AVRC_STS_GEN_ERROR 0x06 Unknown Error - now "reserved" */ /* Invalid Direction - The Direction parameter is invalid - Change Path*/ #define AVRC_STS_BAD_DIR 0x07 /* Not a Directory - The UID provided does not refer to a folder item - * Change Path */ #define AVRC_STS_NOT_DIR 0x08 /* Does Not Exist - The UID provided does not refer to any item - Change Path, * PlayItem, AddToNowPlaying, GetItemAttributes */ #define AVRC_STS_NOT_EXIST 0x09 /* Invalid Scope - The scope parameter is invalid - GetFolderItems, PlayItem, * AddToNowPlayer, GetItemAttributes */ #define AVRC_STS_BAD_SCOPE 0x0a /* Range Out of Bounds - The start of range provided is not valid * GetFolderItems*/ #define AVRC_STS_BAD_RANGE 0x0b /* UID is a Directory - The UID provided refers to a directory, which cannot be * handled by this media player - PlayItem, AddToNowPlaying */ #define AVRC_STS_UID_IS_DIR 0x0c /* Media in Use - The media is not able to be used for this operation at this * time - PlayItem, AddToNowPlaying */ #define AVRC_STS_IN_USE 0x0d /* Now Playing List Full - No more items can be added to the Now Playing List - * AddToNowPlaying*/ #define AVRC_STS_NOW_LIST_FULL 0x0e /* Search Not Supported - The Browsed Media Player does not support search - * Search */ #define AVRC_STS_SEARCH_NOT_SUP 0x0f /* Search in Progress - A search operation is already in progress - Search*/ #define AVRC_STS_SEARCH_BUSY 0x10 /* Invalid Player Id - The specified Player Id does not refer to a valid player * - SetAddressedPlayer, SetBrowsedPlayer*/ #define AVRC_STS_BAD_PLAYER_ID 0x11 /* Player Not Browsable - The Player Id supplied refers to a Media Player which * does not support browsing - SetBrowsedPlayer */ #define AVRC_STS_PLAYER_N_BR 0x12 /* Player Not Addressed. The Player Id supplied refers to a player which is not * currently addressed, and the command is not able to be performed if the * player is not set as addressed - Search, SetBrowsedPlayer*/ #define AVRC_STS_PLAYER_N_ADDR 0x13 /* No valid Search Results - The Search result list does not contain valid * entries, e.g. after being invalidated due to change of browsed player - * GetFolderItems */ #define AVRC_STS_BAD_SEARCH_RES 0x14 /* No available players ALL */ #define AVRC_STS_NO_AVAL_PLAYER 0x15 /* Addressed Player Changed - Register Notification */ #define AVRC_STS_ADDR_PLAYER_CHG 0x16 typedef uint8_t tAVRC_STS; /* Define the Capability IDs */ #define AVRC_CAP_COMPANY_ID 0x02 #define AVRC_CAP_EVENTS_SUPPORTED 0x03 #define AVRC_COMPANY_ID_LEN 3 #define AVRC_CAPABILITY_OFFSET 2 /* Define the Player Application Settings IDs */ #define AVRC_PLAYER_SETTING_EQUALIZER 0x01 #define AVRC_PLAYER_SETTING_REPEAT 0x02 #define AVRC_PLAYER_SETTING_SHUFFLE 0x03 #define AVRC_PLAYER_SETTING_SCAN 0x04 #define AVRC_PLAYER_SETTING_LOW_MENU_EXT 0x80 #define AVRC_PLAYER_SETTING_HIGH_MENU_EXT 0xff /* Define the possible values of the Player Application Settings */ #define AVRC_PLAYER_VAL_OFF 0x01 #define AVRC_PLAYER_VAL_ON 0x02 #define AVRC_PLAYER_VAL_SINGLE_REPEAT 0x02 #define AVRC_PLAYER_VAL_ALL_REPEAT 0x03 #define AVRC_PLAYER_VAL_GROUP_REPEAT 0x04 #define AVRC_PLAYER_VAL_ALL_SHUFFLE 0x02 #define AVRC_PLAYER_VAL_GROUP_SHUFFLE 0x03 #define AVRC_PLAYER_VAL_ALL_SCAN 0x02 #define AVRC_PLAYER_VAL_GROUP_SCAN 0x03 /* Define the possible values of Battery Status PDU */ #define AVRC_BATTERY_STATUS_NORMAL 0x00 #define AVRC_BATTERY_STATUS_WARNING 0x01 #define AVRC_BATTERY_STATUS_CRITICAL 0x02 #define AVRC_BATTERY_STATUS_EXTERNAL 0x03 #define AVRC_BATTERY_STATUS_FULL_CHARGE 0x04 typedef uint8_t tAVRC_BATTERY_STATUS; /* Define character set */ #define AVRC_CHAR_SET_SIZE 2 /* Define the Media Attribute IDs */ #define AVRC_MEDIA_ATTR_ID_TITLE 0x00000001 #define AVRC_MEDIA_ATTR_ID_ARTIST 0x00000002 #define AVRC_MEDIA_ATTR_ID_ALBUM 0x00000003 #define AVRC_MEDIA_ATTR_ID_TRACK_NUM 0x00000004 #define AVRC_MEDIA_ATTR_ID_NUM_TRACKS 0x00000005 #define AVRC_MEDIA_ATTR_ID_GENRE 0x00000006 #define AVRC_MEDIA_ATTR_ID_PLAYING_TIME 0x00000007 /* in miliseconds */ #define AVRC_MEDIA_ATTR_ID_COVER_ARTWORK_HANDLE 0x00000008 #define AVRC_MAX_NUM_MEDIA_ATTR_ID 8 /* Define the possible values of play state */ #define AVRC_PLAYSTATE_RESP_MSG_SIZE 9 #define AVRC_PLAYSTATE_STOPPED 0x00 /* Stopped */ #define AVRC_PLAYSTATE_PLAYING 0x01 /* Playing */ #define AVRC_PLAYSTATE_PAUSED 0x02 /* Paused */ #define AVRC_PLAYSTATE_FWD_SEEK 0x03 /* Fwd Seek*/ #define AVRC_PLAYSTATE_REV_SEEK 0x04 /* Rev Seek*/ #define AVRC_PLAYSTATE_ERROR 0xFF /* Error */ typedef uint8_t tAVRC_PLAYSTATE; /* Define the events that can be registered for notifications */ #define AVRC_EVT_PLAY_STATUS_CHANGE 0x01 #define AVRC_EVT_TRACK_CHANGE 0x02 #define AVRC_EVT_TRACK_REACHED_END 0x03 #define AVRC_EVT_TRACK_REACHED_START 0x04 #define AVRC_EVT_PLAY_POS_CHANGED 0x05 #define AVRC_EVT_BATTERY_STATUS_CHANGE 0x06 #define AVRC_EVT_SYSTEM_STATUS_CHANGE 0x07 #define AVRC_EVT_APP_SETTING_CHANGE 0x08 /* added in AVRCP 1.4 */ #define AVRC_EVT_NOW_PLAYING_CHANGE 0x09 #define AVRC_EVT_AVAL_PLAYERS_CHANGE 0x0a #define AVRC_EVT_ADDR_PLAYER_CHANGE 0x0b #define AVRC_EVT_UIDS_CHANGE 0x0c #define AVRC_EVT_VOLUME_CHANGE 0x0d /* the number of events that can be registered for notifications */ #define AVRC_NUM_NOTIF_EVENTS 0x0d #define AVRC_EVT_MSG_LEN_1 0x01 #define AVRC_EVT_MSG_LEN_2 0x02 #define AVRC_EVT_MSG_LEN_5 0x05 #define AVRC_EVT_MSG_LEN_9 0x09 #define AVRC_MAX_VOLUME 0x7F /* Define the possible values of system status */ #define AVRC_SYSTEMSTATE_PWR_ON 0x00 #define AVRC_SYSTEMSTATE_PWR_OFF 0x01 #define AVRC_SYSTEMSTATE_PWR_UNPLUGGED 0x02 typedef uint8_t tAVRC_SYSTEMSTATE; /* the frequently used character set ids */ #define AVRC_CHARSET_ID_ASCII ((uint16_t)0x0003) /* ASCII */ #define AVRC_CHARSET_ID_UTF8 ((uint16_t)0x006a) /* UTF-8 */ #define AVRC_CHARSET_ID_UTF16 ((uint16_t)0x03f7) /* 1015 */ #define AVRC_CHARSET_ID_UTF32 ((uint16_t)0x03f9) /* 1017 */ /***************************************************************************** * Advanced Control ****************************************************************************/ #define AVRC_ITEM_PLAYER 0x01 #define AVRC_ITEM_FOLDER 0x02 #define AVRC_ITEM_MEDIA 0x03 /* Media Player Item - Contains all available media players */ #define AVRC_SCOPE_PLAYER_LIST 0x00 /* Folder Item, Media Element Item - The virtual filesystem containing the media * content of the browsed player */ #define AVRC_SCOPE_FILE_SYSTEM 0x01 /* Media Element Item The results of a search operation on the browsed player */ #define AVRC_SCOPE_SEARCH 0x02 /* Media Element Item The Now Playing list (or queue) of the addressed player */ #define AVRC_SCOPE_NOW_PLAYING 0x03 #define AVRC_FOLDER_ITEM_COUNT_NONE 0xFF /* folder type */ #define AVRC_FOLDER_TYPE_MIXED 0x00 #define AVRC_FOLDER_TYPE_TITLES 0x01 #define AVRC_FOLDER_TYPE_ALNUMS 0x02 #define AVRC_FOLDER_TYPE_ARTISTS 0x03 #define AVRC_FOLDER_TYPE_GENRES 0x04 #define AVRC_FOLDER_TYPE_PLAYLISTS 0x05 #define AVRC_FOLDER_TYPE_YEARS 0x06 /* major player type */ #define AVRC_MJ_TYPE_AUDIO 0x01 /* Audio */ #define AVRC_MJ_TYPE_VIDEO 0x02 /* Video */ #define AVRC_MJ_TYPE_BC_AUDIO 0x04 /* Broadcasting Audio */ #define AVRC_MJ_TYPE_BC_VIDEO 0x08 /* Broadcasting Video */ #define AVRC_MJ_TYPE_INVALID 0xF0 /* player sub type */ #define AVRC_SUB_TYPE_NONE 0x00 #define AVRC_SUB_TYPE_AUDIO_BOOK 0x01 /* Audio Book */ #define AVRC_SUB_TYPE_PODCAST 0x02 /* Podcast */ #define AVRC_SUB_TYPE_INVALID 0xFC /* media item - media type */ #define AVRC_MEDIA_TYPE_AUDIO 0x00 #define AVRC_MEDIA_TYPE_VIDEO 0x01 #define AVRC_DIR_UP 0x00 /* Folder Up */ #define AVRC_DIR_DOWN 0x01 /* Folder Down */ #define AVRC_UID_SIZE 8 typedef uint8_t tAVRC_UID[AVRC_UID_SIZE]; /***************************************************************************** * player attribute - supported features ****************************************************************************/ #define AVRC_PF_SELECT_BIT_NO 0 #define AVRC_PF_SELECT_MASK 0x01 #define AVRC_PF_SELECT_OFF 0 #define AVRC_PF_SELECT_SUPPORTED(x) \ ((x)[AVRC_PF_SELECT_OFF] & AVRC_PF_SELECT_MASK) #define AVRC_PF_UP_BIT_NO 1 #define AVRC_PF_UP_MASK 0x02 #define AVRC_PF_UP_OFF 0 #define AVRC_PF_UP_SUPPORTED(x) ((x)[AVRC_PF_UP_OFF] & AVRC_PF_UP_MASK) #define AVRC_PF_DOWN_BIT_NO 2 #define AVRC_PF_DOWN_MASK 0x04 #define AVRC_PF_DOWN_OFF 0 #define AVRC_PF_DOWN_SUPPORTED(x) ((x)[AVRC_PF_DOWN_OFF] & AVRC_PF_DOWN_MASK) #define AVRC_PF_LEFT_BIT_NO 3 #define AVRC_PF_LEFT_MASK 0x08 #define AVRC_PF_LEFT_OFF 0 #define AVRC_PF_LEFT_SUPPORTED(x) ((x)[AVRC_PF_LEFT_OFF] & AVRC_PF_LEFT_MASK) #define AVRC_PF_RIGHT_BIT_NO 4 #define AVRC_PF_RIGHT_MASK 0x10 #define AVRC_PF_RIGHT_OFF 0 #define AVRC_PF_RIGHT_SUPPORTED(x) ((x)[AVRC_PF_RIGHT_OFF] & AVRC_PF_RIGHT_MASK) #define AVRC_PF_RIGHTUP_BIT_NO 5 #define AVRC_PF_RIGHTUP_MASK 0x20 #define AVRC_PF_RIGHTUP_OFF 0 #define AVRC_PF_RIGHTUP_SUPPORTED(x) \ ((x)[AVRC_PF_RIGHTUP_OFF] & AVRC_PF_RIGHTUP_MASK) #define AVRC_PF_RIGHTDOWN_BIT_NO 6 #define AVRC_PF_RIGHTDOWN_MASK 0x40 #define AVRC_PF_RIGHTDOWN_OFF 0 #define AVRC_PF_RIGHTDOWN_SUPPORTED(x) \ ((x)[AVRC_PF_RIGHTDOWN_OFF] & AVRC_PF_RIGHTDOWN_MASK) #define AVRC_PF_LEFTUP_BIT_NO 7 #define AVRC_PF_LEFTUP_MASK 0x80 #define AVRC_PF_LEFTUP_OFF 0 #define AVRC_PF_LEFTUP_SUPPORTED(x) \ ((x)[AVRC_PF_LEFTUP_OFF] & AVRC_PF_LEFTUP_MASK) #define AVRC_PF_LEFTDOWN_BIT_NO 8 #define AVRC_PF_LEFTDOWN_MASK 0x01 #define AVRC_PF_LEFTDOWN_OFF 1 #define AVRC_PF_LEFTDOWN_SUPPORTED(x) \ ((x)[AVRC_PF_LEFTDOWN_OFF] & AVRC_PF_LEFTDOWN_MASK) #define AVRC_PF_ROOT_MENU_BIT_NO 9 #define AVRC_PF_ROOT_MENU_MASK 0x02 #define AVRC_PF_ROOT_MENU_OFF 1 #define AVRC_PF_ROOT_MENU_SUPPORTED(x) \ ((x)[AVRC_PF_ROOT_MENU_OFF] & AVRC_PF_ROOT_MENU_MASK) #define AVRC_PF_SETUP_MENU_BIT_NO 10 #define AVRC_PF_SETUP_MENU_MASK 0x04 #define AVRC_PF_SETUP_MENU_OFF 1 #define AVRC_PF_SETUP_MENU_SUPPORTED(x) \ ((x)[AVRC_PF_SETUP_MENU_OFF] & AVRC_PF_SETUP_MENU_MASK) #define AVRC_PF_CONTENTS_MENU_BIT_NO 11 #define AVRC_PF_CONTENTS_MENU_MASK 0x08 #define AVRC_PF_CONTENTS_MENU_OFF 1 #define AVRC_PF_CONTENTS_MENU_SUPPORTED(x) \ ((x)[AVRC_PF_CONTENTS_MENU_OFF] & AVRC_PF_CONTENTS_MENU_MASK) #define AVRC_PF_FAVORITE_MENU_BIT_NO 12 #define AVRC_PF_FAVORITE_MENU_MASK 0x10 #define AVRC_PF_FAVORITE_MENU_OFF 1 #define AVRC_PF_FAVORITE_MENU_SUPPORTED(x) \ ((x)[AVRC_PF_FAVORITE_MENU_OFF] & AVRC_PF_FAVORITE_MENU_MASK) #define AVRC_PF_EXIT_BIT_NO 13 #define AVRC_PF_EXIT_MASK 0x20 #define AVRC_PF_EXIT_OFF 1 #define AVRC_PF_EXIT_SUPPORTED(x) ((x)[AVRC_PF_EXIT_OFF] & AVRC_PF_EXIT_MASK) #define AVRC_PF_0_BIT_NO 14 #define AVRC_PF_0_MASK 0x40 #define AVRC_PF_0_OFF 1 #define AVRC_PF_0_SUPPORTED(x) ((x)[AVRC_PF_0_OFF] & AVRC_PF_0_MASK) #define AVRC_PF_1_BIT_NO 15 #define AVRC_PF_1_MASK 0x80 #define AVRC_PF_1_OFF 1 #define AVRC_PF_1_SUPPORTED(x) ((x)[AVRC_PF_1_OFF] & AVRC_PF_1_MASK) #define AVRC_PF_2_BIT_NO 16 #define AVRC_PF_2_MASK 0x01 #define AVRC_PF_2_OFF 2 #define AVRC_PF_2_SUPPORTED(x) ((x)[AVRC_PF_2_OFF] & AVRC_PF_2_MASK) #define AVRC_PF_3_BIT_NO 17 #define AVRC_PF_3_MASK 0x02 #define AVRC_PF_3_OFF 2 #define AVRC_PF_3_SUPPORTED(x) ((x)[AVRC_PF_3_OFF] & AVRC_PF_3_MASK) #define AVRC_PF_4_BIT_NO 18 #define AVRC_PF_4_MASK 0x04 #define AVRC_PF_4_OFF 2 #define AVRC_PF_4_SUPPORTED(x) ((x)[AVRC_PF_4_OFF] & AVRC_PF_4_MASK) #define AVRC_PF_5_BIT_NO 19 #define AVRC_PF_5_MASK 0x08 #define AVRC_PF_5_OFF 2 #define AVRC_PF_5_SUPPORTED(x) ((x)[AVRC_PF_5_OFF] & AVRC_PF_5_MASK) #define AVRC_PF_6_BIT_NO 20 #define AVRC_PF_6_MASK 0x10 #define AVRC_PF_6_OFF 2 #define AVRC_PF_6_SUPPORTED(x) ((x)[AVRC_PF_6_OFF] & AVRC_PF_6_MASK) #define AVRC_PF_7_BIT_NO 21 #define AVRC_PF_7_MASK 0x20 #define AVRC_PF_7_OFF 2 #define AVRC_PF_7_SUPPORTED(x) ((x)[AVRC_PF_7_OFF] & AVRC_PF_7_MASK) #define AVRC_PF_8_BIT_NO 22 #define AVRC_PF_8_MASK 0x40 #define AVRC_PF_8_OFF 2 #define AVRC_PF_8_SUPPORTED(x) ((x)[AVRC_PF_8_OFF] & AVRC_PF_8_MASK) #define AVRC_PF_9_BIT_NO 23 #define AVRC_PF_9_MASK 0x80 #define AVRC_PF_9_OFF 2 #define AVRC_PF_9_SUPPORTED(x) ((x)[AVRC_PF_9_OFF] & AVRC_PF_9_MASK) #define AVRC_PF_DOT_BIT_NO 24 #define AVRC_PF_DOT_MASK 0x01 #define AVRC_PF_DOT_OFF 3 #define AVRC_PF_DOT_SUPPORTED(x) ((x)[AVRC_PF_DOT_OFF] & AVRC_PF_DOT_MASK) #define AVRC_PF_ENTER_BIT_NO 25 #define AVRC_PF_ENTER_MASK 0x02 #define AVRC_PF_ENTER_OFF 3 #define AVRC_PF_ENTER_SUPPORTED(x) ((x)[AVRC_PF_ENTER_OFF] & AVRC_PF_ENTER_MASK) #define AVRC_PF_CLEAR_BIT_NO 26 #define AVRC_PF_CLEAR_MASK 0x04 #define AVRC_PF_CLEAR_OFF 3 #define AVRC_PF_CLEAR_SUPPORTED(x) ((x)[AVRC_PF_CLEAR_OFF] & AVRC_PF_CLEAR_MASK) #define AVRC_PF_CHNL_UP_BIT_NO 27 #define AVRC_PF_CHNL_UP_MASK 0x08 #define AVRC_PF_CHNL_UP_OFF 3 #define AVRC_PF_CHNL_UP_SUPPORTED(x) \ ((x)[AVRC_PF_CHNL_UP_OFF] & AVRC_PF_CHNL_UP_MASK) #define AVRC_PF_CHNL_DOWN_BIT_NO 28 #define AVRC_PF_CHNL_DOWN_MASK 0x10 #define AVRC_PF_CHNL_DOWN_OFF 3 #define AVRC_PF_CHNL_DOWN_SUPPORTED(x) \ ((x)[AVRC_PF_CHNL_DOWN_OFF] & AVRC_PF_CHNL_DOWN_MASK) #define AVRC_PF_PREV_CHNL_BIT_NO 29 #define AVRC_PF_PREV_CHNL_MASK 0x20 #define AVRC_PF_PREV_CHNL_OFF 3 #define AVRC_PF_PREV_CHNL_SUPPORTED(x) \ ((x)[AVRC_PF_PREV_CHNL_OFF] & AVRC_PF_PREV_CHNL_MASK) #define AVRC_PF_SOUND_SEL_BIT_NO 30 #define AVRC_PF_SOUND_SEL_MASK 0x40 #define AVRC_PF_SOUND_SEL_OFF 3 #define AVRC_PF_SOUND_SEL_SUPPORTED(x) \ ((x)[AVRC_PF_SOUND_SEL_OFF] & AVRC_PF_SOUND_SEL_MASK) #define AVRC_PF_INPUT_SEL_BIT_NO 31 #define AVRC_PF_INPUT_SEL_MASK 0x80 #define AVRC_PF_INPUT_SEL_OFF 3 #define AVRC_PF_INPUT_SEL_SUPPORTED(x) \ ((x)[AVRC_PF_INPUT_SEL_OFF] & AVRC_PF_INPUT_SEL_MASK) #define AVRC_PF_DISP_INFO_BIT_NO 32 #define AVRC_PF_DISP_INFO_MASK 0x01 #define AVRC_PF_DISP_INFO_OFF 4 #define AVRC_PF_DISP_INFO_SUPPORTED(x) \ ((x)[AVRC_PF_DISP_INFO_OFF] & AVRC_PF_DISP_INFO_MASK) #define AVRC_PF_HELP_BIT_NO 33 #define AVRC_PF_HELP_MASK 0x02 #define AVRC_PF_HELP_OFF 4 #define AVRC_PF_HELP_SUPPORTED(x) ((x)[AVRC_PF_HELP_OFF] & AVRC_PF_HELP_MASK) #define AVRC_PF_PAGE_UP_BIT_NO 34 #define AVRC_PF_PAGE_UP_MASK 0x04 #define AVRC_PF_PAGE_UP_OFF 4 #define AVRC_PF_PAGE_UP_SUPPORTED(x) \ ((x)[AVRC_PF_PAGE_UP_OFF] & AVRC_PF_PAGE_UP_MASK) #define AVRC_PF_PAGE_DOWN_BIT_NO 35 #define AVRC_PF_PAGE_DOWN_MASK 0x08 #define AVRC_PF_PAGE_DOWN_OFF 4 #define AVRC_PF_PAGE_DOWN_SUPPORTED(x) \ ((x)[AVRC_PF_PAGE_DOWN_OFF] & AVRC_PF_PAGE_DOWN_MASK) #define AVRC_PF_POWER_BIT_NO 36 #define AVRC_PF_POWER_MASK 0x10 #define AVRC_PF_POWER_OFF 4 #define AVRC_PF_POWER_SUPPORTED(x) ((x)[AVRC_PF_POWER_OFF] & AVRC_PF_POWER_MASK) #define AVRC_PF_VOL_UP_BIT_NO 37 #define AVRC_PF_VOL_UP_MASK 0x20 #define AVRC_PF_VOL_UP_OFF 4 #define AVRC_PF_VOL_UP_SUPPORTED(x) \ ((x)[AVRC_PF_VOL_UP_OFF] & AVRC_PF_VOL_UP_MASK) #define AVRC_PF_VOL_DOWN_BIT_NO 38 #define AVRC_PF_VOL_DOWN_MASK 0x40 #define AVRC_PF_VOL_DOWN_OFF 4 #define AVRC_PF_VOL_DOWN_SUPPORTED(x) \ ((x)[AVRC_PF_VOL_DOWN_OFF] & AVRC_PF_VOL_DOWN_MASK) #define AVRC_PF_MUTE_BIT_NO 39 #define AVRC_PF_MUTE_MASK 0x80 #define AVRC_PF_MUTE_OFF 4 #define AVRC_PF_MUTE_SUPPORTED(x) ((x)[AVRC_PF_MUTE_OFF] & AVRC_PF_MUTE_MASK) #define AVRC_PF_PLAY_BIT_NO 40 #define AVRC_PF_PLAY_MASK 0x01 #define AVRC_PF_PLAY_OFF 5 #define AVRC_PF_PLAY_SUPPORTED(x) ((x)[AVRC_PF_PLAY_OFF] & AVRC_PF_PLAY_MASK) #define AVRC_PF_STOP_BIT_NO 41 #define AVRC_PF_STOP_MASK 0x02 #define AVRC_PF_STOP_OFF 5 #define AVRC_PF_STOP_SUPPORTED(x) ((x)[AVRC_PF_STOP_OFF] & AVRC_PF_STOP_MASK) #define AVRC_PF_PAUSE_BIT_NO 42 #define AVRC_PF_PAUSE_MASK 0x04 #define AVRC_PF_PAUSE_OFF 5 #define AVRC_PF_PAUSE_SUPPORTED(x) ((x)[AVRC_PF_PAUSE_OFF] & AVRC_PF_PAUSE_MASK) #define AVRC_PF_RECORD_BIT_NO 43 #define AVRC_PF_RECORD_MASK 0x08 #define AVRC_PF_RECORD_OFF 5 #define AVRC_PF_RECORD_SUPPORTED(x) \ ((x)[AVRC_PF_RECORD_OFF] & AVRC_PF_RECORD_MASK) #define AVRC_PF_REWIND_BIT_NO 44 #define AVRC_PF_REWIND_MASK 0x10 #define AVRC_PF_REWIND_OFF 5 #define AVRC_PF_REWIND_SUPPORTED(x) \ ((x)[AVRC_PF_REWIND_OFF] & AVRC_PF_REWIND_MASK) #define AVRC_PF_FAST_FWD_BIT_NO 45 #define AVRC_PF_FAST_FWD_MASK 0x20 #define AVRC_PF_FAST_FWD_OFF 5 #define AVRC_PF_FAST_FWD_SUPPORTED(x) \ ((x)[AVRC_PF_FAST_FWD_OFF] & AVRC_PF_FAST_FWD_MASK) #define AVRC_PF_EJECT_BIT_NO 46 #define AVRC_PF_EJECT_MASK 0x40 #define AVRC_PF_EJECT_OFF 5 #define AVRC_PF_EJECT_SUPPORTED(x) ((x)[AVRC_PF_EJECT_OFF] & AVRC_PF_EJECT_MASK) #define AVRC_PF_FORWARD_BIT_NO 47 #define AVRC_PF_FORWARD_MASK 0x80 #define AVRC_PF_FORWARD_OFF 5 #define AVRC_PF_FORWARD_SUPPORTED(x) \ ((x)[AVRC_PF_FORWARD_OFF] & AVRC_PF_FORWARD_MASK) #define AVRC_PF_BACKWARD_BIT_NO 48 #define AVRC_PF_BACKWARD_MASK 0x01 #define AVRC_PF_BACKWARD_OFF 6 #define AVRC_PF_BACKWARD_SUPPORTED(x) \ ((x)[AVRC_PF_BACKWARD_OFF] & AVRC_PF_BACKWARD_MASK) #define AVRC_PF_ANGLE_BIT_NO 49 #define AVRC_PF_ANGLE_MASK 0x02 #define AVRC_PF_ANGLE_OFF 6 #define AVRC_PF_ANGLE_SUPPORTED(x) ((x)[AVRC_PF_ANGLE_OFF] & AVRC_PF_ANGLE_MASK) #define AVRC_PF_SUBPICTURE_BIT_NO 50 #define AVRC_PF_SUBPICTURE_MASK 0x04 #define AVRC_PF_SUBPICTURE_OFF 6 #define AVRC_PF_SUBPICTURE_SUPPORTED(x) \ ((x)[AVRC_PF_SUBPICTURE_OFF] & AVRC_PF_SUBPICTURE_MASK) #define AVRC_PF_F1_BIT_NO 51 #define AVRC_PF_F1_MASK 0x08 #define AVRC_PF_F1_OFF 6 #define AVRC_PF_F1_SUPPORTED(x) ((x)[AVRC_PF_F1_OFF] & AVRC_PF_F1_MASK) #define AVRC_PF_F2_BIT_NO 52 #define AVRC_PF_F2_MASK 0x10 #define AVRC_PF_F2_OFF 6 #define AVRC_PF_F2_SUPPORTED(x) ((x)[AVRC_PF_F2_OFF] & AVRC_PF_F2_MASK) #define AVRC_PF_F3_BIT_NO 53 #define AVRC_PF_F3_MASK 0x20 #define AVRC_PF_F3_OFF 6 #define AVRC_PF_F3_SUPPORTED(x) ((x)[AVRC_PF_F3_OFF] & AVRC_PF_F3_MASK) #define AVRC_PF_F4_BIT_NO 54 #define AVRC_PF_F4_MASK 0x40 #define AVRC_PF_F4_OFF 6 #define AVRC_PF_F4_SUPPORTED(x) ((x)[AVRC_PF_F4_OFF] & AVRC_PF_F4_MASK) #define AVRC_PF_F5_BIT_NO 55 #define AVRC_PF_F5_MASK 0x80 #define AVRC_PF_F5_OFF 6 #define AVRC_PF_F5_SUPPORTED(x) ((x)[AVRC_PF_F5_OFF] & AVRC_PF_F5_MASK) /* Vendor unique. This PASSTHROUGH command is supported. */ #define AVRC_PF_VENDOR_BIT_NO 56 #define AVRC_PF_VENDOR_MASK 0x01 #define AVRC_PF_VENDOR_OFF 7 #define AVRC_PF_VENDOR_SUPPORTED(x) \ ((x)[AVRC_PF_VENDOR_OFF] & AVRC_PF_VENDOR_MASK) /* Basic Group Navigation. This overrules the SDP entry as it is set per * player.7 */ #define AVRC_PF_GROUP_NAVI_BIT_NO 57 #define AVRC_PF_GROUP_NAVI_MASK 0x02 #define AVRC_PF_GROUP_NAVI_OFF 7 #define AVRC_PF_GROUP_NAVI_SUPPORTED(x) \ ((x)[AVRC_PF_GROUP_NAVI_OFF] & AVRC_PF_GROUP_NAVI_MASK) /* Advanced Control Player. This bit is set if the player supports at least * AVRCP 1.4. */ #define AVRC_PF_ADV_CTRL_BIT_NO 58 #define AVRC_PF_ADV_CTRL_MASK 0x04 #define AVRC_PF_ADV_CTRL_OFF 7 #define AVRC_PF_ADV_CTRL_SUPPORTED(x) \ ((x)[AVRC_PF_ADV_CTRL_OFF] & AVRC_PF_ADV_CTRL_MASK) /* Browsing. This bit is set if the player supports browsing. */ #define AVRC_PF_BROWSE_BIT_NO 59 #define AVRC_PF_BROWSE_MASK 0x08 #define AVRC_PF_BROWSE_OFF 7 #define AVRC_PF_BROWSE_SUPPORTED(x) \ ((x)[AVRC_PF_BROWSE_OFF] & AVRC_PF_BROWSE_MASK) /* Searching. This bit is set if the player supports searching. */ #define AVRC_PF_SEARCH_BIT_NO 60 #define AVRC_PF_SEARCH_MASK 0x10 #define AVRC_PF_SEARCH_OFF 7 #define AVRC_PF_SEARCH_SUPPORTED(x) \ ((x)[AVRC_PF_SEARCH_OFF] & AVRC_PF_SEARCH_MASK) /* AddToNowPlaying. This bit is set if the player supports the AddToNowPlaying * command. */ #define AVRC_PF_ADD2NOWPLAY_BIT_NO 61 #define AVRC_PF_ADD2NOWPLAY_MASK 0x20 #define AVRC_PF_ADD2NOWPLAY_OFF 7 #define AVRC_PF_ADD2NOWPLAY_SUPPORTED(x) \ ((x)[AVRC_PF_ADD2NOWPLAY_OFF] & AVRC_PF_ADD2NOWPLAY_MASK) /* UIDs unique in player browse tree. This bit is set if the player is able to * maintain unique UIDs across the player browse tree. */ #define AVRC_PF_UID_UNIQUE_BIT_NO 62 #define AVRC_PF_UID_UNIQUE_MASK 0x40 #define AVRC_PF_UID_UNIQUE_OFF 7 #define AVRC_PF_UID_UNIQUE_SUPPORTED(x) \ ((x)[AVRC_PF_UID_UNIQUE_OFF] & AVRC_PF_UID_UNIQUE_MASK) /* OnlyBrowsableWhenAddressed. This bit is set if the player is only able to be * browsed when it is set as the Addressed Player. */ #define AVRC_PF_BR_WH_ADDR_BIT_NO 63 #define AVRC_PF_BR_WH_ADDR_MASK 0x80 #define AVRC_PF_BR_WH_ADDR_OFF 7 #define AVRC_PF_BR_WH_ADDR_SUPPORTED(x) \ ((x)[AVRC_PF_BR_WH_ADDR_OFF] & AVRC_PF_BR_WH_ADDR_MASK) /* OnlySearchableWhenAddressed. This bit is set if the player is only able to * be searched when it is set as the Addressed player. */ #define AVRC_PF_SEARCH_WH_ADDR_BIT_NO 64 #define AVRC_PF_SEARCH_WH_ADDR_MASK 0x01 #define AVRC_PF_SEARCH_WH_ADDR_OFF 8 #define AVRC_PF_SEARCH_WH_ADDR_SUPPORTED(x) \ ((x)[AVRC_PF_SEARCH_WH_ADDR_OFF] & AVRC_PF_SEARCH_WH_ADDR_MASK) /* NowPlaying. This bit is set if the player supports the NowPlaying folder. * Note that for all players that support browsing this bit shall be set */ #define AVRC_PF_NOW_PLAY_BIT_NO 65 #define AVRC_PF_NOW_PLAY_MASK 0x02 #define AVRC_PF_NOW_PLAY_OFF 8 #define AVRC_PF_NOW_PLAY_SUPPORTED(x) \ ((x)[AVRC_PF_NOW_PLAY_OFF] & AVRC_PF_NOW_PLAY_MASK) /* UIDPersistency. This bit is set if the Player is able to persist UID values * between AVRCP Browse Reconnect */ #define AVRC_PF_UID_PERSIST_BIT_NO 66 #define AVRC_PF_UID_PERSIST_MASK 0x04 #define AVRC_PF_UID_PERSIST_OFF 8 #define AVRC_PF_UID_PERSIST_SUPPORTED(x) \ ((x)[AVRC_PF_UID_PERSIST_OFF] & AVRC_PF_UID_PERSIST_MASK) /* NumberOfItems. This bit is set if player supports the GetTotalNumberOfItems * browsing command. */ #define AVRC_PF_GET_NUM_OF_ITEMS_BIT_NO 67 #define AVRC_PF_GET_NUM_OF_ITEMS_MASK 0x08 #define AVRC_PF_GET_NUM_OF_ITEMS_OFF 8 #define AVRC_PF_GET_NUM_OF_ITEMS_SUPPORTED(x) \ ((x)[AVRC_PF_GET_NUM_OF_ITEMS_OFF] & AVRC_PF_GET_NUM_OF_ITEMS_MASK) /***************************************************************************** * data type definitions ****************************************************************************/ /* This structure contains the header parameters of an AV/C message. */ typedef struct { uint8_t ctype; /* Command type. */ uint8_t subunit_type; /* Subunit type. */ uint8_t subunit_id; /* Subunit ID. This value is typically ignored in AVRCP, * except for VENDOR DEPENDENT messages when the value is * vendor-dependent. Value range is 0-7. */ uint8_t opcode; /* Op Code (passthrough, vendor, etc) */ } tAVRC_HDR; /* This structure contains a UNIT INFO message. */ typedef struct { tAVRC_HDR hdr; /* Message header. */ uint32_t company_id; /* Company identifier. */ uint8_t unit_type; /* Unit type. Uses the same values as subunit type. */ uint8_t unit; /* This value is vendor dependent and typically zero. */ } tAVRC_MSG_UNIT; /* This structure contains a SUBUNIT INFO message. */ typedef struct { tAVRC_HDR hdr; /* Message header. */ uint8_t subunit_type[AVRC_SUB_TYPE_LEN]; /* Array containing subunit type values. */ bool panel; /* true if the panel subunit type is in the * subunit_type array, false otherwise. */ uint8_t page; /* Specifies which part of the subunit type table is * returned. For AVRCP it is typically zero. * Value range is 0-7. */ } tAVRC_MSG_SUB; /* This structure contains a VENDOR DEPENDENT message. */ typedef struct { tAVRC_HDR hdr; /* Message header. */ uint32_t company_id; /* Company identifier. */ uint8_t* p_vendor_data; /* Pointer to vendor dependent data. */ uint16_t vendor_len; /* Length in bytes of vendor dependent data. */ } tAVRC_MSG_VENDOR; /* PASS THROUGH message structure */ typedef struct { tAVRC_HDR hdr; /* hdr.ctype Unused. * hdr.subunit_type Unused. * hdr.subunit_id Unused. */ uint8_t op_id; /* Operation ID. */ uint8_t state; /* Keypress state. */ uint8_t* p_pass_data; /* Pointer to data. This parameter is only valid * when the op_id is AVRC_ID_VENDOR.*/ uint8_t pass_len; /* Length in bytes of data. This parameter is only * valid when the op_id is AVRC_ID_VENDOR.*/ } tAVRC_MSG_PASS; /* Command/Response indicator. */ #define AVRC_CMD AVCT_CMD /* Command message */ #define AVRC_RSP AVCT_RSP /* Response message */ /* Browsing channel message structure */ typedef struct { tAVRC_HDR hdr; /* hdr.ctype AVRC_CMD or AVRC_RSP. * hdr.subunit_type Unused. * hdr.subunit_id Unused. */ uint8_t* p_browse_data; /* Pointer to data. */ uint16_t browse_len; /* Length in bytes of data. */ BT_HDR* p_browse_pkt; /* The GKI buffer received. Set to NULL, if the callback function wants to keep the buffer */ } tAVRC_MSG_BROWSE; /* This is a union of all message type structures. */ typedef union { tAVRC_HDR hdr; /* Message header. */ tAVRC_MSG_UNIT unit; /* UNIT INFO message. */ tAVRC_MSG_SUB sub; /* SUBUNIT INFO message. */ tAVRC_MSG_VENDOR vendor; /* VENDOR DEPENDENT message. */ tAVRC_MSG_PASS pass; /* PASS THROUGH message. */ tAVRC_MSG_BROWSE browse; /* messages thru browsing channel */ } tAVRC_MSG; /* macros */ #define AVRC_IS_VALID_CAP_ID(a) \ ((((a) == AVRC_CAP_COMPANY_ID) || ((a) == AVRC_CAP_EVENTS_SUPPORTED)) \ ? true \ : false) #define AVRC_IS_VALID_EVENT_ID(a) \ ((((a) >= AVRC_EVT_PLAY_STATUS_CHANGE) && ((a) <= AVRC_EVT_VOLUME_CHANGE)) \ ? true \ : false) #define AVRC_IS_VALID_ATTRIBUTE(a) \ ((((((a) > 0) && (a) <= AVRC_PLAYER_SETTING_SCAN)) || \ ((a) >= AVRC_PLAYER_SETTING_LOW_MENU_EXT)) \ ? true \ : false) #define AVRC_IS_VALID_MEDIA_ATTRIBUTE(a) \ (((a) >= AVRC_MEDIA_ATTR_ID_TITLE) && \ ((a) <= AVRC_MAX_NUM_MEDIA_ATTR_ID) \ ? true \ : false) #define AVRC_IS_VALID_BATTERY_STATUS(a) \ (((a) <= AVRC_BATTERY_STATUS_FULL_CHARGE) ? true : false) #define AVRC_IS_VALID_SYSTEM_STATUS(a) \ (((a) <= AVRC_SYSTEMSTATE_PWR_UNPLUGGED) ? true : false) #define AVRC_IS_VALID_GROUP(a) (((a) <= AVRC_PDU_PREV_GROUP) ? true : false) /* Company ID is 24-bit integer We can not use the macros in bt_types.h */ #define AVRC_CO_ID_TO_BE_STREAM(p, u32) \ { \ *(p)++ = (uint8_t)((u32) >> 16); \ *(p)++ = (uint8_t)((u32) >> 8); \ *(p)++ = (uint8_t)(u32); \ } #define AVRC_BE_STREAM_TO_CO_ID(u32, p) \ { \ (u32) = (((uint32_t)(*((p) + 2))) + (((uint32_t)(*((p) + 1))) << 8) + \ (((uint32_t)(*(p))) << 16)); \ (p) += 3; \ } /***************************************************************************** * data type definitions ****************************************************************************/ #define AVRC_MAX_APP_ATTR_SIZE 16 #define AVRC_MAX_CHARSET_SIZE 16 #define AVRC_MAX_ELEM_ATTR_SIZE 8 /***************************************************************************** * Metadata transfer Building/Parsing definitions ****************************************************************************/ typedef struct { uint16_t charset_id; uint16_t str_len; uint8_t* p_str; } tAVRC_FULL_NAME; typedef struct { uint16_t str_len; uint8_t* p_str; } tAVRC_NAME; #ifndef AVRC_CAP_MAX_NUM_COMP_ID #define AVRC_CAP_MAX_NUM_COMP_ID 4 #endif #ifndef AVRC_CAP_MAX_NUM_EVT_ID #define AVRC_CAP_MAX_NUM_EVT_ID 16 #endif typedef union { uint32_t company_id[AVRC_CAP_MAX_NUM_COMP_ID]; uint8_t event_id[AVRC_CAP_MAX_NUM_EVT_ID]; } tAVRC_CAPS_PARAM; typedef struct { uint8_t attr_id; uint8_t attr_val; } tAVRC_APP_SETTING; typedef struct { uint8_t attr_id; uint16_t charset_id; uint8_t str_len; uint8_t* p_str; } tAVRC_APP_SETTING_TEXT; typedef uint8_t tAVRC_FEATURE_MASK[AVRC_FEATURE_MASK_SIZE]; typedef struct { uint16_t player_id; /* A unique identifier for this media player.*/ uint8_t major_type; /* Use AVRC_MJ_TYPE_AUDIO, AVRC_MJ_TYPE_VIDEO, AVRC_MJ_TYPE_BC_AUDIO, or AVRC_MJ_TYPE_BC_VIDEO.*/ uint32_t sub_type; /* Use AVRC_SUB_TYPE_NONE, AVRC_SUB_TYPE_AUDIO_BOOK, or AVRC_SUB_TYPE_PODCAST*/ uint8_t play_status; /* Use AVRC_PLAYSTATE_STOPPED, AVRC_PLAYSTATE_PLAYING, AVRC_PLAYSTATE_PAUSED, AVRC_PLAYSTATE_FWD_SEEK, AVRC_PLAYSTATE_REV_SEEK, or AVRC_PLAYSTATE_ERROR*/ tAVRC_FEATURE_MASK features; /* Supported feature bit mask*/ tAVRC_FULL_NAME name; /* The player name, name length and character set id.*/ } tAVRC_ITEM_PLAYER; typedef struct { tAVRC_UID uid; /* The uid of this folder */ uint8_t type; /* Use AVRC_FOLDER_TYPE_MIXED, AVRC_FOLDER_TYPE_TITLES, AVRC_FOLDER_TYPE_ALNUMS, AVRC_FOLDER_TYPE_ARTISTS, AVRC_FOLDER_TYPE_GENRES, AVRC_FOLDER_TYPE_PLAYLISTS, or AVRC_FOLDER_TYPE_YEARS.*/ bool playable; /* true, if the folder can be played. */ tAVRC_FULL_NAME name; /* The folder name, name length and character set id. */ } tAVRC_ITEM_FOLDER; typedef struct { uint32_t attr_id; /* Use 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 */ tAVRC_FULL_NAME name; /* The attribute value, value length and character set id. */ } tAVRC_ATTR_ENTRY; typedef struct { tAVRC_UID uid; /* The uid of this media element item */ uint8_t type; /* Use AVRC_MEDIA_TYPE_AUDIO or AVRC_MEDIA_TYPE_VIDEO. */ tAVRC_FULL_NAME name; /* The media name, name length and character set id. */ uint8_t attr_count; /* The number of attributes in p_attr_list */ tAVRC_ATTR_ENTRY* p_attr_list; /* Attribute entry list. */ } tAVRC_ITEM_MEDIA; typedef struct { uint8_t item_type; /* AVRC_ITEM_PLAYER, AVRC_ITEM_FOLDER, or AVRC_ITEM_MEDIA */ union { tAVRC_ITEM_PLAYER player; /* The properties of a media player item.*/ tAVRC_ITEM_FOLDER folder; /* The properties of a folder item.*/ tAVRC_ITEM_MEDIA media; /* The properties of a media item.*/ } u; } tAVRC_ITEM; /* GetCapability */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t capability_id; } tAVRC_GET_CAPS_CMD; /* ListPlayerAppValues */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t attr_id; } tAVRC_LIST_APP_VALUES_CMD; /* GetCurAppValue */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t num_attr; uint8_t attrs[AVRC_MAX_APP_ATTR_SIZE]; } tAVRC_GET_CUR_APP_VALUE_CMD; /* SetAppValue */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t num_val; tAVRC_APP_SETTING* p_vals; } tAVRC_SET_APP_VALUE_CMD; /* GetAppAttrTxt */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t num_attr; uint8_t attrs[AVRC_MAX_APP_ATTR_SIZE]; } tAVRC_GET_APP_ATTR_TXT_CMD; /* GetAppValueTxt */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t attr_id; uint8_t num_val; uint8_t vals[AVRC_MAX_APP_ATTR_SIZE]; } tAVRC_GET_APP_VAL_TXT_CMD; /* InformCharset */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t num_id; uint16_t charsets[AVRC_MAX_CHARSET_SIZE]; } tAVRC_INFORM_CHARSET_CMD; /* InformBatteryStatus */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t battery_status; } tAVRC_BATTERY_STATUS_CMD; /* GetElemAttrs */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t num_attr; uint32_t attrs[AVRC_MAX_ELEM_ATTR_SIZE]; } tAVRC_GET_ELEM_ATTRS_CMD; /* RegNotify */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t event_id; uint32_t param; } tAVRC_REG_NOTIF_CMD; /* SetAddrPlayer */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint16_t player_id; } tAVRC_SET_ADDR_PLAYER_CMD; /* SetBrowsedPlayer */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint16_t player_id; } tAVRC_SET_BR_PLAYER_CMD; /* SetAbsVolume */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t volume; } tAVRC_SET_VOLUME_CMD; /* GetFolderItems */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t scope; uint32_t start_item; uint32_t end_item; uint8_t attr_count; uint32_t* p_attr_list; } tAVRC_GET_ITEMS_CMD; /* ChangePath */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint16_t uid_counter; uint8_t direction; tAVRC_UID folder_uid; } tAVRC_CHG_PATH_CMD; /* GetItemAttrs */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t scope; tAVRC_UID uid; uint16_t uid_counter; uint8_t attr_count; uint32_t* p_attr_list; } tAVRC_GET_ATTRS_CMD; /* Search */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ tAVRC_FULL_NAME string; } tAVRC_SEARCH_CMD; /* PlayItem */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t scope; tAVRC_UID uid; uint16_t uid_counter; } tAVRC_PLAY_ITEM_CMD; /* AddToNowPlaying */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t scope; tAVRC_UID uid; uint16_t uid_counter; } tAVRC_ADD_TO_PLAY_CMD; /* GetTotalNumOfItems */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t scope; } tAVRC_GET_NUM_OF_ITEMS_CMD; typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ } tAVRC_CMD; /* Continue and Abort */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (assigned by AVRC_BldCommand according to pdu) */ uint8_t target_pdu; } tAVRC_NEXT_CMD; typedef union { uint8_t pdu; tAVRC_CMD cmd; tAVRC_GET_CAPS_CMD get_caps; /* GetCapability */ tAVRC_CMD list_app_attr; /* ListPlayerAppAttr */ tAVRC_LIST_APP_VALUES_CMD list_app_values; /* ListPlayerAppValues */ tAVRC_GET_CUR_APP_VALUE_CMD get_cur_app_val; /* GetCurAppValue */ tAVRC_SET_APP_VALUE_CMD set_app_val; /* SetAppValue */ tAVRC_GET_APP_ATTR_TXT_CMD get_app_attr_txt; /* GetAppAttrTxt */ tAVRC_GET_APP_VAL_TXT_CMD get_app_val_txt; /* GetAppValueTxt */ tAVRC_INFORM_CHARSET_CMD inform_charset; /* InformCharset */ tAVRC_BATTERY_STATUS_CMD inform_battery_status; /* InformBatteryStatus */ tAVRC_GET_ELEM_ATTRS_CMD get_elem_attrs; /* GetElemAttrs */ tAVRC_CMD get_play_status; /* GetPlayStatus */ tAVRC_REG_NOTIF_CMD reg_notif; /* RegNotify */ tAVRC_NEXT_CMD continu; /* Continue */ tAVRC_NEXT_CMD abort; /* Abort */ tAVRC_SET_ADDR_PLAYER_CMD addr_player; /* SetAddrPlayer */ tAVRC_SET_VOLUME_CMD volume; /* SetAbsVolume */ tAVRC_SET_BR_PLAYER_CMD br_player; /* SetBrowsedPlayer */ tAVRC_GET_ITEMS_CMD get_items; /* GetFolderItems */ tAVRC_CHG_PATH_CMD chg_path; /* ChangePath */ tAVRC_GET_ATTRS_CMD get_attrs; /* GetItemAttrs */ tAVRC_SEARCH_CMD search; /* Search */ tAVRC_PLAY_ITEM_CMD play_item; /* PlayItem */ tAVRC_ADD_TO_PLAY_CMD add_to_play; /* AddToNowPlaying */ tAVRC_GET_NUM_OF_ITEMS_CMD get_num_of_items; /* GetTotalNumOfItems */ } tAVRC_COMMAND; /* GetCapability */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t capability_id; uint8_t count; tAVRC_CAPS_PARAM param; } tAVRC_GET_CAPS_RSP; /* ListPlayerAppAttr */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t num_attr; uint8_t attrs[AVRC_MAX_APP_ATTR_SIZE]; } tAVRC_LIST_APP_ATTR_RSP; /* ListPlayerAppValues */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t num_val; uint8_t vals[AVRC_MAX_APP_ATTR_SIZE]; } tAVRC_LIST_APP_VALUES_RSP; /* GetCurAppValue */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t num_val; tAVRC_APP_SETTING* p_vals; } tAVRC_GET_CUR_APP_VALUE_RSP; /* GetAppAttrTxt */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t num_attr; tAVRC_APP_SETTING_TEXT* p_attrs; } tAVRC_GET_APP_ATTR_TXT_RSP; /* GetPlayStatus */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint32_t song_len; uint32_t song_pos; uint8_t play_status; } tAVRC_GET_PLAY_STATUS_RSP; /* notification event parameter for AddressedPlayer change */ typedef struct { uint16_t player_id; uint16_t uid_counter; } tAVRC_ADDR_PLAYER_PARAM; #ifndef AVRC_MAX_APP_SETTINGS #define AVRC_MAX_APP_SETTINGS 8 #endif /* notification event parameter for Player Application setting change */ typedef struct { uint8_t num_attr; uint8_t attr_id[AVRC_MAX_APP_SETTINGS]; uint8_t attr_value[AVRC_MAX_APP_SETTINGS]; } tAVRC_PLAYER_APP_PARAM; typedef union { tAVRC_PLAYSTATE play_status; tAVRC_UID track; uint32_t play_pos; tAVRC_BATTERY_STATUS battery_status; tAVRC_SYSTEMSTATE system_status; tAVRC_PLAYER_APP_PARAM player_setting; tAVRC_ADDR_PLAYER_PARAM addr_player; uint16_t uid_counter; uint8_t volume; } tAVRC_NOTIF_RSP_PARAM; /* RegNotify */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t event_id; tAVRC_NOTIF_RSP_PARAM param; } tAVRC_REG_NOTIF_RSP; /* SetAbsVolume */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t volume; } tAVRC_SET_VOLUME_RSP; /* SetBrowsedPlayer */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint16_t uid_counter; uint32_t num_items; uint16_t charset_id; uint8_t folder_depth; tAVRC_NAME* p_folders; } tAVRC_SET_BR_PLAYER_RSP; /* GetFolderItems */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint16_t uid_counter; uint16_t item_count; tAVRC_ITEM* p_item_list; } tAVRC_GET_ITEMS_RSP; /* ChangePath */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint32_t num_items; } tAVRC_CHG_PATH_RSP; /* GetItemAttrs, GetElemAttrs */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t num_attrs; tAVRC_ATTR_ENTRY* p_attrs; } tAVRC_GET_ATTRS_RSP; /* Get Total Number of Items */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint16_t uid_counter; uint32_t num_items; } tAVRC_GET_NUM_OF_ITEMS_RSP; /* Search */ typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint16_t uid_counter; uint32_t num_items; } tAVRC_SEARCH_RSP; typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ uint8_t target_pdu; } tAVRC_NEXT_RSP; typedef struct { uint8_t pdu; tAVRC_STS status; uint8_t opcode; /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */ } tAVRC_RSP; typedef union { uint8_t pdu; tAVRC_RSP rsp; tAVRC_GET_CAPS_RSP get_caps; /* GetCapability */ tAVRC_LIST_APP_ATTR_RSP list_app_attr; /* ListPlayerAppAttr */ tAVRC_LIST_APP_VALUES_RSP list_app_values; /* ListPlayerAppValues */ tAVRC_GET_CUR_APP_VALUE_RSP get_cur_app_val; /* GetCurAppValue */ tAVRC_RSP set_app_val; /* SetAppValue */ tAVRC_GET_APP_ATTR_TXT_RSP get_app_attr_txt; /* GetAppAttrTxt */ tAVRC_GET_APP_ATTR_TXT_RSP get_app_val_txt; /* GetAppValueTxt */ tAVRC_RSP inform_charset; /* InformCharset */ tAVRC_RSP inform_battery_status; /* InformBatteryStatus */ tAVRC_GET_PLAY_STATUS_RSP get_play_status; /* GetPlayStatus */ tAVRC_REG_NOTIF_RSP reg_notif; /* RegNotify */ tAVRC_NEXT_RSP continu; /* Continue */ tAVRC_NEXT_RSP abort; /* Abort */ tAVRC_RSP addr_player; /* SetAddrPlayer */ tAVRC_SET_VOLUME_RSP volume; /* SetAbsVolume */ tAVRC_SET_BR_PLAYER_RSP br_player; /* SetBrowsedPlayer */ tAVRC_GET_ITEMS_RSP get_items; /* GetFolderItems */ tAVRC_CHG_PATH_RSP chg_path; /* ChangePath */ tAVRC_GET_ATTRS_RSP get_attrs; /* GetItemAttrs, GetElemAttrs */ tAVRC_GET_NUM_OF_ITEMS_RSP get_num_of_items; /* GetTotalNumberOfItems */ tAVRC_SEARCH_RSP search; /* Search */ tAVRC_RSP play_item; /* PlayItem */ tAVRC_RSP add_to_play; /* AddToNowPlaying */ } tAVRC_RESPONSE; #endif