stack/include/avrc_defs.h

   1 /******************************************************************************
   2  *
   3  *  Copyright (C) 2006-2012 Broadcom Corporation
   4  *
   5  *  Licensed under the Apache License, Version 2.0 (the "License");
   6  *  you may not use this file except in compliance with the License.
   7  *  You may obtain a copy of the License at:
   8  *
   9  *  http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  *  Unless required by applicable law or agreed to in writing, software
  12  *  distributed under the License is distributed on an "AS IS" BASIS,
  13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  *  See the License for the specific language governing permissions and
  15  *  limitations under the License.
  16  *
  17  ******************************************************************************/
  18
  19 /******************************************************************************
  20  *
  21  *  AVRCP definition and data types
  22  *
  23  ******************************************************************************/
  24 #ifndef _AVRC_DEFS_H
  25 #define _AVRC_DEFS_H
  26
  27 #include "stack/include/bt_types.h"
  28
  29 /*****************************************************************************
  30 **  constants
  31 *****************************************************************************/
  32
  33 /* Profile revision numbers */
  34 #define AVRC_REV_1_0        0x0100
  35 #define AVRC_REV_1_3        0x0103
  36 #define AVRC_REV_1_4        0x0104
  37
  38 #define AVRC_PACKET_LEN             512 /* Per the spec, you must support 512 byte RC packets */
  39
  40 #define AVRC_MIN_CONTROL_MTU        48  /* Per the spec, minimum MTU for the control channel */
  41 #define AVRC_MIN_BROWSE_MTU         335 /* Per the spec, minimum MTU for the browsing channel */
  42
  43 #define AVRC_META_PDU_OFFSET        4
  44 #define AVRC_SUB_TYPE_LEN           4
  45 #define AVRC_UID_SIZE               8
  46 #define AVRC_FEATURE_MASK_SIZE      16
  47
  48 /* command type codes */
  49 #define AVRC_CMD_CTRL       0   /* Instruct a target to perform an operation */
  50 #define AVRC_CMD_STATUS     1   /* Check a device\92s current status */
  51 #define AVRC_CMD_SPEC_INQ   2   /* Check whether a target supports a particular
  52                                    control command; all operands are included */
  53 #define AVRC_CMD_NOTIF      3   /* Used for receiving notification of a change in a device\92s state */
  54 #define AVRC_CMD_GEN_INQ    4   /* Check whether a target supports a particular
  55                                    control command; operands are not included */
  56
  57 /* response type codes */
  58 #define AVRC_RSP_NOT_IMPL   8   /* The target does not implement the command specified
  59                                    by the opcode and operand,
  60                                    or doesn\92t implement the specified subunit */
  61 #define AVRC_RSP_ACCEPT     9   /* The target executed or is executing the command */
  62 #define AVRC_RSP_REJ        10  /* The target implements the command specified by the
  63                                    opcode but cannot respond because the current state
  64                                    of the target doesn\92t allow it */
  65 #define AVRC_RSP_IN_TRANS   11  /* The target implements the status command but it is
  66                                    in a state of transition; the status command may
  67                                    be retried at a future time */
  68 #define AVRC_RSP_IMPL_STBL  12  /* For specific inquiry or general inquiy commands,
  69                                    the target implements the command; for status
  70                                    commands, the target returns stable and includes
  71                                    the status results */
  72 #define AVRC_RSP_CHANGED    13  /* The response frame contains a notification that the
  73                                    target device\92s state has changed */
  74 #define AVRC_RSP_INTERIM    15  /* For control commands, the target has accepted the
  75                                    request but cannot return information within 100
  76                                    milliseconds; for notify commands, the target accepted
  77                                    the command, and will notify the controller of a change
  78                                    of target state at a future time */
  79
  80 /* subunit type */
  81 #define AVRC_SUB_MONITOR    0x00    /* Monitor */
  82 #define AVRC_SUB_AUDIO      0x01    /* Audio */
  83 #define AVRC_SUB_PRINTER    0x02    /* Printer */
  84 #define AVRC_SUB_DISC       0x03    /* Disc */
  85 #define AVRC_SUB_TAPE       0x04    /* Tape recorder/player */
  86 #define AVRC_SUB_TUNER      0x05    /* Tuner */
  87 #define AVRC_SUB_CA         0x06    /* CA */
  88 #define AVRC_SUB_CAMERA     0x07    /* Camera */
  89 #define AVRC_SUB_PANEL      0x09    /* Panel */
  90 #define AVRC_SUB_BB         0x0A    /* Bulletin Board */
  91 #define AVRC_SUB_CAM_STOR   0x0B    /* Camera Storage */
  92 #define AVRC_SUB_VENDOR     0x1C    /* Vendor unique */
  93 #define AVRC_SUB_EXT        0x1E    /* Subunit type extended to next byte */
  94 #define AVRC_SUB_UNIT       0x1F    /* Unit */
  95
  96 /* opcodes - defined by 1394ta */
  97 #define AVRC_OP_UNIT_INFO   0x30    /* Report unit information */
  98 #define AVRC_OP_SUB_INFO    0x31    /* Report subunit information */
  99 #define AVRC_OP_VENDOR      0x00    /* Vendor-dependent commands */
 100 #define AVRC_OP_PASS_THRU   0x7C    /* panel subunit opcode */
 101 /* opcodes 80-9F and E0-FF are not used by 1394ta.Sneak one for the browsing channel */
 102 #define AVRC_OP_BROWSE      0xFF    /* Browsing */
 103 #define AVRC_OP_INVALID     0xFE    /* invalid one */
 104
 105 /* Company ID's
 106 */
 107 #define AVRC_CO_BLUETOOTH_SIG   0x00FFFFFF
 108 #define AVRC_CO_WIDCOMM         0x00000361
 109 #define AVRC_CO_BROADCOM        0x00001018
 110 #define AVRC_CO_METADATA        0x00001958  /* Unique COMPANY ID for Metadata messages */
 111
 112 /* State flag for Passthrough commands
 113 */
 114 #define AVRC_STATE_PRESS    0
 115 #define AVRC_STATE_RELEASE  1
 116
 117 /* Operation ID list for Passthrough commands
 118 */
 119 #define AVRC_ID_SELECT      0x00    /* select */
 120 #define AVRC_ID_UP          0x01    /* up */
 121 #define AVRC_ID_DOWN        0x02    /* down */
 122 #define AVRC_ID_LEFT        0x03    /* left */
 123 #define AVRC_ID_RIGHT       0x04    /* right */
 124 #define AVRC_ID_RIGHT_UP    0x05    /* right-up */
 125 #define AVRC_ID_RIGHT_DOWN  0x06    /* right-down */
 126 #define AVRC_ID_LEFT_UP     0x07    /* left-up */
 127 #define AVRC_ID_LEFT_DOWN   0x08    /* left-down */
 128 #define AVRC_ID_ROOT_MENU   0x09    /* root menu */
 129 #define AVRC_ID_SETUP_MENU  0x0A    /* setup menu */
 130 #define AVRC_ID_CONT_MENU   0x0B    /* contents menu */
 131 #define AVRC_ID_FAV_MENU    0x0C    /* favorite menu */
 132 #define AVRC_ID_EXIT        0x0D    /* exit */
 133 #define AVRC_ID_0           0x20    /* 0 */
 134 #define AVRC_ID_1           0x21    /* 1 */
 135 #define AVRC_ID_2           0x22    /* 2 */
 136 #define AVRC_ID_3           0x23    /* 3 */
 137 #define AVRC_ID_4           0x24    /* 4 */
 138 #define AVRC_ID_5           0x25    /* 5 */
 139 #define AVRC_ID_6           0x26    /* 6 */
 140 #define AVRC_ID_7           0x27    /* 7 */
 141 #define AVRC_ID_8           0x28    /* 8 */
 142 #define AVRC_ID_9           0x29    /* 9 */
 143 #define AVRC_ID_DOT         0x2A    /* dot */
 144 #define AVRC_ID_ENTER       0x2B    /* enter */
 145 #define AVRC_ID_CLEAR       0x2C    /* clear */
 146 #define AVRC_ID_CHAN_UP     0x30    /* channel up */
 147 #define AVRC_ID_CHAN_DOWN   0x31    /* channel down */
 148 #define AVRC_ID_PREV_CHAN   0x32    /* previous channel */
 149 #define AVRC_ID_SOUND_SEL   0x33    /* sound select */
 150 #define AVRC_ID_INPUT_SEL   0x34    /* input select */
 151 #define AVRC_ID_DISP_INFO   0x35    /* display information */
 152 #define AVRC_ID_HELP        0x36    /* help */
 153 #define AVRC_ID_PAGE_UP     0x37    /* page up */
 154 #define AVRC_ID_PAGE_DOWN   0x38    /* page down */
 155 #define AVRC_ID_POWER       0x40    /* power */
 156 #define AVRC_ID_VOL_UP      0x41    /* volume up */
 157 #define AVRC_ID_VOL_DOWN    0x42    /* volume down */
 158 #define AVRC_ID_MUTE        0x43    /* mute */
 159 #define AVRC_ID_PLAY        0x44    /* play */
 160 #define AVRC_ID_STOP        0x45    /* stop */
 161 #define AVRC_ID_PAUSE       0x46    /* pause */
 162 #define AVRC_ID_RECORD      0x47    /* record */
 163 #define AVRC_ID_REWIND      0x48    /* rewind */
 164 #define AVRC_ID_FAST_FOR    0x49    /* fast forward */
 165 #define AVRC_ID_EJECT       0x4A    /* eject */
 166 #define AVRC_ID_FORWARD     0x4B    /* forward */
 167 #define AVRC_ID_BACKWARD    0x4C    /* backward */
 168 #define AVRC_ID_ANGLE       0x50    /* angle */
 169 #define AVRC_ID_SUBPICT     0x51    /* subpicture */
 170 #define AVRC_ID_F1          0x71    /* F1 */
 171 #define AVRC_ID_F2          0x72    /* F2 */
 172 #define AVRC_ID_F3          0x73    /* F3 */
 173 #define AVRC_ID_F4          0x74    /* F4 */
 174 #define AVRC_ID_F5          0x75    /* F5 */
 175 #define AVRC_ID_VENDOR      0x7E    /* vendor unique */
 176 #define AVRC_KEYPRESSED_RELEASE 0x80
 177
 178 /*****************************************************************************
 179 **  Metadata transfer definitions
 180 *****************************************************************************/
 181
 182 /* Define the Metadata Packet types
 183 */
 184 #define AVRC_PKT_SINGLE           0
 185 #define AVRC_PKT_START            1
 186 #define AVRC_PKT_CONTINUE         2
 187 #define AVRC_PKT_END              3
 188 #define AVRC_PKT_TYPE_MASK        3
 189
 190 /* Define the PDUs carried in the vendor dependant data
 191 */
 192 #define AVRC_PDU_GET_CAPABILITIES               0x10
 193 #define AVRC_PDU_LIST_PLAYER_APP_ATTR           0x11
 194 #define AVRC_PDU_LIST_PLAYER_APP_VALUES         0x12
 195 #define AVRC_PDU_GET_CUR_PLAYER_APP_VALUE       0x13
 196 #define AVRC_PDU_SET_PLAYER_APP_VALUE           0x14
 197 #define AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT       0x15
 198 #define AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT      0x16
 199 #define AVRC_PDU_INFORM_DISPLAY_CHARSET         0x17
 200 #define AVRC_PDU_INFORM_BATTERY_STAT_OF_CT      0x18
 201 #define AVRC_PDU_GET_ELEMENT_ATTR               0x20
 202 #define AVRC_PDU_GET_PLAY_STATUS                0x30
 203 #define AVRC_PDU_REGISTER_NOTIFICATION          0x31
 204 #define AVRC_PDU_REQUEST_CONTINUATION_RSP       0x40
 205 #define AVRC_PDU_ABORT_CONTINUATION_RSP         0x41
 206 /* added in 1.4 */
 207 #define AVRC_PDU_SET_ABSOLUTE_VOLUME            0x50
 208 #define AVRC_PDU_SET_ADDRESSED_PLAYER           0x60
 209 #define AVRC_PDU_SET_BROWSED_PLAYER             0x70
 210 #define AVRC_PDU_GET_FOLDER_ITEMS               0x71
 211 #define AVRC_PDU_CHANGE_PATH                    0x72
 212 #define AVRC_PDU_GET_ITEM_ATTRIBUTES            0x73
 213 #define AVRC_PDU_PLAY_ITEM                      0x74
 214 #define AVRC_PDU_SEARCH                         0x80
 215 #define AVRC_PDU_ADD_TO_NOW_PLAYING             0x90
 216 #define AVRC_PDU_GENERAL_REJECT                 0xA0
 217
 218 /* Define the vendor unique id carried in the pass through data
 219 */
 220 #define AVRC_PDU_NEXT_GROUP                     0x00
 221 #define AVRC_PDU_PREV_GROUP                     0x01
 222 /* the only pass through vendor unique commands defined by AVRC is the group navigation commands
 223  * The len for vendor unique data is 5 */
 224 #define AVRC_PASS_THRU_GROUP_LEN                5
 225
 226 #define AVRC_PDU_INVALID                        0xff
 227 /* 6.15.3 error status code for general reject */
 228 #define AVRC_STS_BAD_CMD        0x00    /* Invalid command, sent if TG received a PDU that it did not understand. */
 229 #define AVRC_STS_BAD_PARAM      0x01    /* 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. */
 230 #define AVRC_STS_NOT_FOUND      0x02    /* Specified parameter not found., sent if the parameter ID is understood, but content is wrong or corrupted. */
 231 #define AVRC_STS_INTERNAL_ERR   0x03    /* Internal Error, sent if there are error conditions not covered by a more specific error code. */
 232 #define AVRC_STS_NO_ERROR       0x04    /* Operation completed without error.  This is the status that should be returned if the operation was successful. */
 233 #define AVRC_STS_UID_CHANGED    0x05    /* UID Changed - The UIDs on the device have changed */
 234 /* #define AVRC_STS_GEN_ERROR      0x06    Unknown Error - this is changed to "reserved" */
 235 #define AVRC_STS_BAD_DIR        0x07    /* Invalid Direction - The Direction parameter is invalid - Change Path*/
 236 #define AVRC_STS_NOT_DIR        0x08    /* Not a Directory - The UID provided does not refer to a folder item  Change Path*/
 237 #define AVRC_STS_NOT_EXIST      0x09    /* Does Not Exist - The UID provided does not refer to any item    Change Path, PlayItem, AddToNowPlaying, GetItemAttributes*/
 238 #define AVRC_STS_BAD_SCOPE      0x0a    /* Invalid Scope - The scope parameter is invalid  GetFolderItems, PlayItem, AddToNowPlayer, GetItemAttributes, */
 239 #define AVRC_STS_BAD_RANGE      0x0b    /* Range Out of Bounds - The start of range provided is not valid  GetFolderItems*/
 240 #define AVRC_STS_UID_IS_DIR     0x0c    /* UID is a Directory - The UID provided refers to a directory, which cannot be handled by this media player   PlayItem, AddToNowPlaying */
 241 #define AVRC_STS_IN_USE         0x0d    /* Media in Use - The media is not able to be used for this operation at this time PlayItem, AddToNowPlaying */
 242 #define AVRC_STS_NOW_LIST_FULL  0x0e    /* Now Playing List Full - No more items can be added to the Now Playing List  AddToNowPlaying*/
 243 #define AVRC_STS_SEARCH_NOT_SUP 0x0f    /* Search Not Supported - The Browsed Media Player does not support search Search */
 244 #define AVRC_STS_SEARCH_BUSY    0x10    /* Search in Progress - A search operation is already in progress  Search*/
 245 #define AVRC_STS_BAD_PLAYER_ID  0x11    /* Invalid Player Id - The specified Player Id does not refer to a valid player    SetAddressedPlayer, SetBrowsedPlayer*/
 246 #define AVRC_STS_PLAYER_N_BR    0x12    /* Player Not Browsable - The Player Id supplied refers to a Media Player which does not support browsing. SetBrowsedPlayer */
 247 #define AVRC_STS_PLAYER_N_ADDR  0x13    /* 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*/
 248 #define AVRC_STS_BAD_SEARCH_RES 0x14    /* 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 */
 249 #define AVRC_STS_NO_AVAL_PLAYER 0x15    /* No available players ALL */
 250 #define AVRC_STS_ADDR_PLAYER_CHG 0x16   /* Addressed Player Changed - Register Notification */
 251 typedef UINT8 tAVRC_STS;
 252
 253 /* Define the Capability IDs
 254 */
 255 #define AVRC_CAP_COMPANY_ID                     0x02
 256 #define AVRC_CAP_EVENTS_SUPPORTED               0x03
 257 #define AVRC_COMPANY_ID_LEN                     3
 258 #define AVRC_CAPABILITY_OFFSET                  2
 259
 260 /* Define the Player Application Settings IDs
 261 */
 262 #define AVRC_PLAYER_SETTING_EQUALIZER           0x01
 263 #define AVRC_PLAYER_SETTING_REPEAT              0x02
 264 #define AVRC_PLAYER_SETTING_SHUFFLE             0x03
 265 #define AVRC_PLAYER_SETTING_SCAN                0x04
 266 #define AVRC_PLAYER_SETTING_LOW_MENU_EXT        0x80
 267 #define AVRC_PLAYER_SETTING_HIGH_MENU_EXT       0xff
 268
 269 /* Define the possible values of the Player Application Settings
 270 */
 271 #define AVRC_PLAYER_VAL_OFF                     0x01
 272 #define AVRC_PLAYER_VAL_ON                      0x02
 273 #define AVRC_PLAYER_VAL_SINGLE_REPEAT           0x02
 274 #define AVRC_PLAYER_VAL_ALL_REPEAT              0x03
 275 #define AVRC_PLAYER_VAL_GROUP_REPEAT            0x04
 276 #define AVRC_PLAYER_VAL_ALL_SHUFFLE             0x02
 277 #define AVRC_PLAYER_VAL_GROUP_SHUFFLE           0x03
 278 #define AVRC_PLAYER_VAL_ALL_SCAN                0x02
 279 #define AVRC_PLAYER_VAL_GROUP_SCAN              0x03
 280
 281 /* Define the possible values of Battery Status PDU
 282 */
 283 #define AVRC_BATTERY_STATUS_NORMAL              0x00
 284 #define AVRC_BATTERY_STATUS_WARNING             0x01
 285 #define AVRC_BATTERY_STATUS_CRITICAL            0x02
 286 #define AVRC_BATTERY_STATUS_EXTERNAL            0x03
 287 #define AVRC_BATTERY_STATUS_FULL_CHARGE         0x04
 288 typedef UINT8 tAVRC_BATTERY_STATUS;
 289
 290 /* Define character set */
 291 #define AVRC_CHAR_SET_SIZE                      2
 292
 293 /* Define the Media Attribute IDs
 294 */
 295 #define AVRC_MEDIA_ATTR_ID_TITLE                 0x00000001
 296 #define AVRC_MEDIA_ATTR_ID_ARTIST                0x00000002
 297 #define AVRC_MEDIA_ATTR_ID_ALBUM                 0x00000003
 298 #define AVRC_MEDIA_ATTR_ID_TRACK_NUM             0x00000004
 299 #define AVRC_MEDIA_ATTR_ID_NUM_TRACKS            0x00000005
 300 #define AVRC_MEDIA_ATTR_ID_GENRE                 0x00000006
 301 #define AVRC_MEDIA_ATTR_ID_PLAYING_TIME          0x00000007        /* in miliseconds */
 302 #define AVRC_MAX_NUM_MEDIA_ATTR_ID               7
 303
 304 /* Define the possible values of play state
 305 */
 306 #define AVRC_PLAYSTATE_RESP_MSG_SIZE            9
 307 #define AVRC_PLAYSTATE_STOPPED                  0x00    /* Stopped */
 308 #define AVRC_PLAYSTATE_PLAYING                  0x01    /* Playing */
 309 #define AVRC_PLAYSTATE_PAUSED                   0x02    /* Paused  */
 310 #define AVRC_PLAYSTATE_FWD_SEEK                 0x03    /* Fwd Seek*/
 311 #define AVRC_PLAYSTATE_REV_SEEK                 0x04    /* Rev Seek*/
 312 #define AVRC_PLAYSTATE_ERROR                    0xFF    /* Error   */
 313 typedef UINT8 tAVRC_PLAYSTATE;
 314
 315 /* Define the events that can be registered for notifications
 316 */
 317 #define AVRC_EVT_PLAY_STATUS_CHANGE             0x01
 318 #define AVRC_EVT_TRACK_CHANGE                   0x02
 319 #define AVRC_EVT_TRACK_REACHED_END              0x03
 320 #define AVRC_EVT_TRACK_REACHED_START            0x04
 321 #define AVRC_EVT_PLAY_POS_CHANGED               0x05
 322 #define AVRC_EVT_BATTERY_STATUS_CHANGE          0x06
 323 #define AVRC_EVT_SYSTEM_STATUS_CHANGE           0x07
 324 #define AVRC_EVT_APP_SETTING_CHANGE             0x08
 325 /* added in AVRCP 1.4 */
 326 #define AVRC_EVT_NOW_PLAYING_CHANGE             0x09
 327 #define AVRC_EVT_AVAL_PLAYERS_CHANGE            0x0a
 328 #define AVRC_EVT_ADDR_PLAYER_CHANGE             0x0b
 329 #define AVRC_EVT_UIDS_CHANGE                    0x0c
 330 #define AVRC_EVT_VOLUME_CHANGE                  0x0d
 331
 332 /* the number of events that can be registered for notifications */
 333 #define AVRC_NUM_NOTIF_EVENTS                   0x0d
 334
 335 #define AVRC_EVT_MSG_LEN_1                      0x01
 336 #define AVRC_EVT_MSG_LEN_2                      0x02
 337 #define AVRC_EVT_MSG_LEN_5                      0x05
 338 #define AVRC_EVT_MSG_LEN_9                      0x09
 339
 340 #define AVRC_MAX_VOLUME                         0x7F
 341
 342 /* Define the possible values of system status
 343 */
 344 #define AVRC_SYSTEMSTATE_PWR_ON                 0x00
 345 #define AVRC_SYSTEMSTATE_PWR_OFF                0x01
 346 #define AVRC_SYSTEMSTATE_PWR_UNPLUGGED          0x02
 347 typedef UINT8 tAVRC_SYSTEMSTATE;
 348
 349 /* the frequently used character set ids */
 350 #define AVRC_CHARSET_ID_ASCII                  ((UINT16) 0x0003) /* ASCII */
 351 #define AVRC_CHARSET_ID_UTF8                   ((UINT16) 0x006a) /* UTF-8 */
 352 #define AVRC_CHARSET_ID_UTF16                  ((UINT16) 0x03f7) /* 1015 */
 353 #define AVRC_CHARSET_ID_UTF32                  ((UINT16) 0x03f9) /* 1017 */
 354
 355 /*****************************************************************************
 356 **  Advanced Control
 357 *****************************************************************************/
 358 #define AVRC_ITEM_PLAYER            0x01
 359 #define AVRC_ITEM_FOLDER            0x02
 360 #define AVRC_ITEM_MEDIA             0x03
 361
 362 #define AVRC_SCOPE_PLAYER_LIST      0x00  /* Media Player Item - Contains all available media players */
 363 #define AVRC_SCOPE_FILE_SYSTEM      0x01  /* Folder Item, Media Element Item
 364                                              - The virtual filesystem containing the media content of the browsed player */
 365 #define AVRC_SCOPE_SEARCH           0x02  /* Media Element Item  The results of a search operation on the browsed player */
 366 #define AVRC_SCOPE_NOW_PLAYING      0x03  /* Media Element Item  The Now Playing list (or queue) of the addressed player */
 367
 368 #define AVRC_FOLDER_ITEM_COUNT_NONE 0xFF
 369
 370 /* folder type */
 371 #define AVRC_FOLDER_TYPE_MIXED      0x00
 372 #define AVRC_FOLDER_TYPE_TITLES     0x01
 373 #define AVRC_FOLDER_TYPE_ALNUMS     0x02
 374 #define AVRC_FOLDER_TYPE_ARTISTS    0x03
 375 #define AVRC_FOLDER_TYPE_GENRES     0x04
 376 #define AVRC_FOLDER_TYPE_PLAYLISTS  0x05
 377 #define AVRC_FOLDER_TYPE_YEARS      0x06
 378
 379 /* major player type */
 380 #define AVRC_MJ_TYPE_AUDIO          0x01  /* Audio */
 381 #define AVRC_MJ_TYPE_VIDEO          0x02  /* Video */
 382 #define AVRC_MJ_TYPE_BC_AUDIO       0x04  /* Broadcasting Audio */
 383 #define AVRC_MJ_TYPE_BC_VIDEO       0x08  /* Broadcasting Video */
 384 #define AVRC_MJ_TYPE_INVALID        0xF0
 385
 386 /* player sub type */
 387 #define AVRC_SUB_TYPE_NONE          0x00
 388 #define AVRC_SUB_TYPE_AUDIO_BOOK    0x01  /* Audio Book */
 389 #define AVRC_SUB_TYPE_PODCAST       0x02  /* Podcast */
 390 #define AVRC_SUB_TYPE_INVALID       0xFC
 391
 392 /* media item - media type */
 393 #define AVRC_MEDIA_TYPE_AUDIO       0x00
 394 #define AVRC_MEDIA_TYPE_VIDEO       0x01
 395
 396 #define AVRC_DIR_UP                 0x00  /* Folder Up */
 397 #define AVRC_DIR_DOWN               0x01  /* Folder Down */
 398
 399 #define AVRC_UID_SIZE               8
 400 typedef UINT8 tAVRC_UID[AVRC_UID_SIZE];
 401
 402 /*****************************************************************************
 403 **  player attribute - supported features
 404 *****************************************************************************/
 405 #define AVRC_PF_SELECT_BIT_NO           0
 406 #define AVRC_PF_SELECT_MASK             0x01
 407 #define AVRC_PF_SELECT_OFF              0
 408 #define AVRC_PF_SELECT_SUPPORTED(x)     ((x)[AVRC_PF_SELECT_OFF] & AVRC_PF_SELECT_MASK)
 409
 410 #define AVRC_PF_UP_BIT_NO               1
 411 #define AVRC_PF_UP_MASK                 0x02
 412 #define AVRC_PF_UP_OFF                  0
 413 #define AVRC_PF_UP_SUPPORTED(x)         ((x)[AVRC_PF_UP_OFF] & AVRC_PF_UP_MASK)
 414
 415 #define AVRC_PF_DOWN_BIT_NO             2
 416 #define AVRC_PF_DOWN_MASK               0x04
 417 #define AVRC_PF_DOWN_OFF                0
 418 #define AVRC_PF_DOWN_SUPPORTED(x)       ((x)[AVRC_PF_DOWN_OFF] & AVRC_PF_DOWN_MASK)
 419
 420 #define AVRC_PF_LEFT_BIT_NO             3
 421 #define AVRC_PF_LEFT_MASK               0x08
 422 #define AVRC_PF_LEFT_OFF                0
 423 #define AVRC_PF_LEFT_SUPPORTED(x)       ((x)[AVRC_PF_LEFT_OFF] & AVRC_PF_LEFT_MASK)
 424
 425 #define AVRC_PF_RIGHT_BIT_NO            4
 426 #define AVRC_PF_RIGHT_MASK              0x10
 427 #define AVRC_PF_RIGHT_OFF               0
 428 #define AVRC_PF_RIGHT_SUPPORTED(x)      ((x)[AVRC_PF_RIGHT_OFF] & AVRC_PF_RIGHT_MASK)
 429
 430 #define AVRC_PF_RIGHTUP_BIT_NO          5
 431 #define AVRC_PF_RIGHTUP_MASK            0x20
 432 #define AVRC_PF_RIGHTUP_OFF             0
 433 #define AVRC_PF_RIGHTUP_SUPPORTED(x)    ((x)[AVRC_PF_RIGHTUP_OFF] & AVRC_PF_RIGHTUP_MASK)
 434
 435 #define AVRC_PF_RIGHTDOWN_BIT_NO        6
 436 #define AVRC_PF_RIGHTDOWN_MASK          0x40
 437 #define AVRC_PF_RIGHTDOWN_OFF           0
 438 #define AVRC_PF_RIGHTDOWN_SUPPORTED(x)  ((x)[AVRC_PF_RIGHTDOWN_OFF] & AVRC_PF_RIGHTDOWN_MASK)
 439
 440 #define AVRC_PF_LEFTUP_BIT_NO           7
 441 #define AVRC_PF_LEFTUP_MASK             0x80
 442 #define AVRC_PF_LEFTUP_OFF              0
 443 #define AVRC_PF_LEFTUP_SUPPORTED(x)     ((x)[AVRC_PF_LEFTUP_OFF] & AVRC_PF_LEFTUP_MASK)
 444
 445 #define AVRC_PF_LEFTDOWN_BIT_NO         8
 446 #define AVRC_PF_LEFTDOWN_MASK           0x01
 447 #define AVRC_PF_LEFTDOWN_OFF            1
 448 #define AVRC_PF_LEFTDOWN_SUPPORTED(x)   ((x)[AVRC_PF_LEFTDOWN_OFF] & AVRC_PF_LEFTDOWN_MASK)
 449
 450 #define AVRC_PF_ROOT_MENU_BIT_NO        9
 451 #define AVRC_PF_ROOT_MENU_MASK          0x02
 452 #define AVRC_PF_ROOT_MENU_OFF           1
 453 #define AVRC_PF_ROOT_MENU_SUPPORTED(x)  ((x)[AVRC_PF_ROOT_MENU_OFF] & AVRC_PF_ROOT_MENU_MASK)
 454
 455 #define AVRC_PF_SETUP_MENU_BIT_NO       10
 456 #define AVRC_PF_SETUP_MENU_MASK         0x04
 457 #define AVRC_PF_SETUP_MENU_OFF          1
 458 #define AVRC_PF_SETUP_MENU_SUPPORTED(x) ((x)[AVRC_PF_SETUP_MENU_OFF] & AVRC_PF_SETUP_MENU_MASK)
 459
 460 #define AVRC_PF_CONTENTS_MENU_BIT_NO    11
 461 #define AVRC_PF_CONTENTS_MENU_MASK      0x08
 462 #define AVRC_PF_CONTENTS_MENU_OFF       1
 463 #define AVRC_PF_CONTENTS_MENU_SUPPORTED(x)  ((x)[AVRC_PF_CONTENTS_MENU_OFF] & AVRC_PF_CONTENTS_MENU_MASK)
 464
 465 #define AVRC_PF_FAVORITE_MENU_BIT_NO    12
 466 #define AVRC_PF_FAVORITE_MENU_MASK      0x10
 467 #define AVRC_PF_FAVORITE_MENU_OFF       1
 468 #define AVRC_PF_FAVORITE_MENU_SUPPORTED(x)  ((x)[AVRC_PF_FAVORITE_MENU_OFF] & AVRC_PF_FAVORITE_MENU_MASK)
 469
 470 #define AVRC_PF_EXIT_BIT_NO             13
 471 #define AVRC_PF_EXIT_MASK               0x20
 472 #define AVRC_PF_EXIT_OFF                1
 473 #define AVRC_PF_EXIT_SUPPORTED(x)       ((x)[AVRC_PF_EXIT_OFF] & AVRC_PF_EXIT_MASK)
 474
 475 #define AVRC_PF_0_BIT_NO                14
 476 #define AVRC_PF_0_MASK                  0x40
 477 #define AVRC_PF_0_OFF                   1
 478 #define AVRC_PF_0_SUPPORTED(x)          ((x)[AVRC_PF_0_OFF] & AVRC_PF_0_MASK)
 479
 480 #define AVRC_PF_1_BIT_NO                15
 481 #define AVRC_PF_1_MASK                  0x80
 482 #define AVRC_PF_1_OFF                   1
 483 #define AVRC_PF_1_SUPPORTED(x)          ((x)[AVRC_PF_1_OFF] & AVRC_PF_1_MASK)
 484
 485 #define AVRC_PF_2_BIT_NO                16
 486 #define AVRC_PF_2_MASK                  0x01
 487 #define AVRC_PF_2_OFF                   2
 488 #define AVRC_PF_2_SUPPORTED(x)          ((x)[AVRC_PF_2_OFF] & AVRC_PF_2_MASK)
 489
 490 #define AVRC_PF_3_BIT_NO                17
 491 #define AVRC_PF_3_MASK                  0x02
 492 #define AVRC_PF_3_OFF                   2
 493 #define AVRC_PF_3_SUPPORTED(x)          ((x)[AVRC_PF_3_OFF] & AVRC_PF_3_MASK)
 494
 495 #define AVRC_PF_4_BIT_NO                18
 496 #define AVRC_PF_4_MASK                  0x04
 497 #define AVRC_PF_4_OFF                   2
 498 #define AVRC_PF_4_SUPPORTED(x)          ((x)[AVRC_PF_4_OFF] & AVRC_PF_4_MASK)
 499
 500 #define AVRC_PF_5_BIT_NO                19
 501 #define AVRC_PF_5_MASK                  0x08
 502 #define AVRC_PF_5_OFF                   2
 503 #define AVRC_PF_5_SUPPORTED(x)          ((x)[AVRC_PF_5_OFF] & AVRC_PF_5_MASK)
 504
 505 #define AVRC_PF_6_BIT_NO                20
 506 #define AVRC_PF_6_MASK                  0x10
 507 #define AVRC_PF_6_OFF                   2
 508 #define AVRC_PF_6_SUPPORTED(x)          ((x)[AVRC_PF_6_OFF] & AVRC_PF_6_MASK)
 509
 510 #define AVRC_PF_7_BIT_NO                21
 511 #define AVRC_PF_7_MASK                  0x20
 512 #define AVRC_PF_7_OFF                   2
 513 #define AVRC_PF_7_SUPPORTED(x)          ((x)[AVRC_PF_7_OFF] & AVRC_PF_7_MASK)
 514
 515 #define AVRC_PF_8_BIT_NO                22
 516 #define AVRC_PF_8_MASK                  0x40
 517 #define AVRC_PF_8_OFF                   2
 518 #define AVRC_PF_8_SUPPORTED(x)          ((x)[AVRC_PF_8_OFF] & AVRC_PF_8_MASK)
 519
 520 #define AVRC_PF_9_BIT_NO                23
 521 #define AVRC_PF_9_MASK                  0x80
 522 #define AVRC_PF_9_OFF                   2
 523 #define AVRC_PF_9_SUPPORTED(x)          ((x)[AVRC_PF_9_OFF] & AVRC_PF_9_MASK)
 524
 525 #define AVRC_PF_DOT_BIT_NO              24
 526 #define AVRC_PF_DOT_MASK                0x01
 527 #define AVRC_PF_DOT_OFF                 3
 528 #define AVRC_PF_DOT_SUPPORTED(x)        ((x)[AVRC_PF_DOT_OFF] & AVRC_PF_DOT_MASK)
 529
 530 #define AVRC_PF_ENTER_BIT_NO            25
 531 #define AVRC_PF_ENTER_MASK              0x02
 532 #define AVRC_PF_ENTER_OFF               3
 533 #define AVRC_PF_ENTER_SUPPORTED(x)      ((x)[AVRC_PF_ENTER_OFF] & AVRC_PF_ENTER_MASK)
 534
 535 #define AVRC_PF_CLEAR_BIT_NO            26
 536 #define AVRC_PF_CLEAR_MASK              0x04
 537 #define AVRC_PF_CLEAR_OFF               3
 538 #define AVRC_PF_CLEAR_SUPPORTED(x)      ((x)[AVRC_PF_CLEAR_OFF] & AVRC_PF_CLEAR_MASK)
 539
 540 #define AVRC_PF_CHNL_UP_BIT_NO          27
 541 #define AVRC_PF_CHNL_UP_MASK            0x08
 542 #define AVRC_PF_CHNL_UP_OFF             3
 543 #define AVRC_PF_CHNL_UP_SUPPORTED(x)    ((x)[AVRC_PF_CHNL_UP_OFF] & AVRC_PF_CHNL_UP_MASK)
 544
 545 #define AVRC_PF_CHNL_DOWN_BIT_NO        28
 546 #define AVRC_PF_CHNL_DOWN_MASK          0x10
 547 #define AVRC_PF_CHNL_DOWN_OFF           3
 548 #define AVRC_PF_CHNL_DOWN_SUPPORTED(x)  ((x)[AVRC_PF_CHNL_DOWN_OFF] & AVRC_PF_CHNL_DOWN_MASK)
 549
 550 #define AVRC_PF_PREV_CHNL_BIT_NO        29
 551 #define AVRC_PF_PREV_CHNL_MASK          0x20
 552 #define AVRC_PF_PREV_CHNL_OFF           3
 553 #define AVRC_PF_PREV_CHNL_SUPPORTED(x)  ((x)[AVRC_PF_PREV_CHNL_OFF] & AVRC_PF_PREV_CHNL_MASK)
 554
 555 #define AVRC_PF_SOUND_SEL_BIT_NO        30
 556 #define AVRC_PF_SOUND_SEL_MASK          0x40
 557 #define AVRC_PF_SOUND_SEL_OFF           3
 558 #define AVRC_PF_SOUND_SEL_SUPPORTED(x)  ((x)[AVRC_PF_SOUND_SEL_OFF] & AVRC_PF_SOUND_SEL_MASK)
 559
 560 #define AVRC_PF_INPUT_SEL_BIT_NO        31
 561 #define AVRC_PF_INPUT_SEL_MASK          0x80
 562 #define AVRC_PF_INPUT_SEL_OFF           3
 563 #define AVRC_PF_INPUT_SEL_SUPPORTED(x)  ((x)[AVRC_PF_INPUT_SEL_OFF] & AVRC_PF_INPUT_SEL_MASK)
 564
 565 #define AVRC_PF_DISP_INFO_BIT_NO        32
 566 #define AVRC_PF_DISP_INFO_MASK          0x01
 567 #define AVRC_PF_DISP_INFO_OFF           4
 568 #define AVRC_PF_DISP_INFO_SUPPORTED(x)  ((x)[AVRC_PF_DISP_INFO_OFF] & AVRC_PF_DISP_INFO_MASK)
 569
 570 #define AVRC_PF_HELP_BIT_NO             33
 571 #define AVRC_PF_HELP_MASK               0x02
 572 #define AVRC_PF_HELP_OFF                4
 573 #define AVRC_PF_HELP_SUPPORTED(x)       ((x)[AVRC_PF_HELP_OFF] & AVRC_PF_HELP_MASK)
 574
 575 #define AVRC_PF_PAGE_UP_BIT_NO          34
 576 #define AVRC_PF_PAGE_UP_MASK            0x04
 577 #define AVRC_PF_PAGE_UP_OFF             4
 578 #define AVRC_PF_PAGE_UP_SUPPORTED(x)    ((x)[AVRC_PF_PAGE_UP_OFF] & AVRC_PF_PAGE_UP_MASK)
 579
 580 #define AVRC_PF_PAGE_DOWN_BIT_NO        35
 581 #define AVRC_PF_PAGE_DOWN_MASK          0x08
 582 #define AVRC_PF_PAGE_DOWN_OFF           4
 583 #define AVRC_PF_PAGE_DOWN_SUPPORTED(x)  ((x)[AVRC_PF_PAGE_DOWN_OFF] & AVRC_PF_PAGE_DOWN_MASK)
 584
 585 #define AVRC_PF_POWER_BIT_NO            36
 586 #define AVRC_PF_POWER_MASK              0x10
 587 #define AVRC_PF_POWER_OFF               4
 588 #define AVRC_PF_POWER_SUPPORTED(x)      ((x)[AVRC_PF_POWER_OFF] & AVRC_PF_POWER_MASK)
 589
 590 #define AVRC_PF_VOL_UP_BIT_NO           37
 591 #define AVRC_PF_VOL_UP_MASK             0x20
 592 #define AVRC_PF_VOL_UP_OFF              4
 593 #define AVRC_PF_VOL_UP_SUPPORTED(x)     ((x)[AVRC_PF_VOL_UP_OFF] & AVRC_PF_VOL_UP_MASK)
 594
 595 #define AVRC_PF_VOL_DOWN_BIT_NO         38
 596 #define AVRC_PF_VOL_DOWN_MASK           0x40
 597 #define AVRC_PF_VOL_DOWN_OFF            4
 598 #define AVRC_PF_VOL_DOWN_SUPPORTED(x)   ((x)[AVRC_PF_VOL_DOWN_OFF] & AVRC_PF_VOL_DOWN_MASK)
 599
 600 #define AVRC_PF_MUTE_BIT_NO             39
 601 #define AVRC_PF_MUTE_MASK               0x80
 602 #define AVRC_PF_MUTE_OFF                4
 603 #define AVRC_PF_MUTE_SUPPORTED(x)       ((x)[AVRC_PF_MUTE_OFF] & AVRC_PF_MUTE_MASK)
 604
 605 #define AVRC_PF_PLAY_BIT_NO             40
 606 #define AVRC_PF_PLAY_MASK               0x01
 607 #define AVRC_PF_PLAY_OFF                5
 608 #define AVRC_PF_PLAY_SUPPORTED(x)       ((x)[AVRC_PF_PLAY_OFF] & AVRC_PF_PLAY_MASK)
 609
 610 #define AVRC_PF_STOP_BIT_NO             41
 611 #define AVRC_PF_STOP_MASK               0x02
 612 #define AVRC_PF_STOP_OFF                5
 613 #define AVRC_PF_STOP_SUPPORTED(x)       ((x)[AVRC_PF_STOP_OFF] & AVRC_PF_STOP_MASK)
 614
 615 #define AVRC_PF_PAUSE_BIT_NO            42
 616 #define AVRC_PF_PAUSE_MASK              0x04
 617 #define AVRC_PF_PAUSE_OFF               5
 618 #define AVRC_PF_PAUSE_SUPPORTED(x)      ((x)[AVRC_PF_PAUSE_OFF] & AVRC_PF_PAUSE_MASK)
 619
 620 #define AVRC_PF_RECORD_BIT_NO           43
 621 #define AVRC_PF_RECORD_MASK             0x08
 622 #define AVRC_PF_RECORD_OFF              5
 623 #define AVRC_PF_RECORD_SUPPORTED(x)     ((x)[AVRC_PF_RECORD_OFF] & AVRC_PF_RECORD_MASK)
 624
 625 #define AVRC_PF_REWIND_BIT_NO           44
 626 #define AVRC_PF_REWIND_MASK             0x10
 627 #define AVRC_PF_REWIND_OFF              5
 628 #define AVRC_PF_REWIND_SUPPORTED(x)     ((x)[AVRC_PF_REWIND_OFF] & AVRC_PF_REWIND_MASK)
 629
 630 #define AVRC_PF_FAST_FWD_BIT_NO         45
 631 #define AVRC_PF_FAST_FWD_MASK           0x20
 632 #define AVRC_PF_FAST_FWD_OFF            5
 633 #define AVRC_PF_FAST_FWD_SUPPORTED(x)   ((x)[AVRC_PF_FAST_FWD_OFF] & AVRC_PF_FAST_FWD_MASK)
 634
 635 #define AVRC_PF_EJECT_BIT_NO            46
 636 #define AVRC_PF_EJECT_MASK              0x40
 637 #define AVRC_PF_EJECT_OFF               5
 638 #define AVRC_PF_EJECT_SUPPORTED(x)      ((x)[AVRC_PF_EJECT_OFF] & AVRC_PF_EJECT_MASK)
 639
 640 #define AVRC_PF_FORWARD_BIT_NO          47
 641 #define AVRC_PF_FORWARD_MASK            0x80
 642 #define AVRC_PF_FORWARD_OFF             5
 643 #define AVRC_PF_FORWARD_SUPPORTED(x)    ((x)[AVRC_PF_FORWARD_OFF] & AVRC_PF_FORWARD_MASK)
 644
 645 #define AVRC_PF_BACKWARD_BIT_NO         48
 646 #define AVRC_PF_BACKWARD_MASK           0x01
 647 #define AVRC_PF_BACKWARD_OFF            6
 648 #define AVRC_PF_BACKWARD_SUPPORTED(x)   ((x)[AVRC_PF_BACKWARD_OFF] & AVRC_PF_BACKWARD_MASK)
 649
 650 #define AVRC_PF_ANGLE_BIT_NO            49
 651 #define AVRC_PF_ANGLE_MASK              0x02
 652 #define AVRC_PF_ANGLE_OFF               6
 653 #define AVRC_PF_ANGLE_SUPPORTED(x)      ((x)[AVRC_PF_ANGLE_OFF] & AVRC_PF_ANGLE_MASK)
 654
 655 #define AVRC_PF_SUBPICTURE_BIT_NO       50
 656 #define AVRC_PF_SUBPICTURE_MASK         0x04
 657 #define AVRC_PF_SUBPICTURE_OFF          6
 658 #define AVRC_PF_SUBPICTURE_SUPPORTED(x) ((x)[AVRC_PF_SUBPICTURE_OFF] & AVRC_PF_SUBPICTURE_MASK)
 659
 660 #define AVRC_PF_F1_BIT_NO               51
 661 #define AVRC_PF_F1_MASK                 0x08
 662 #define AVRC_PF_F1_OFF                  6
 663 #define AVRC_PF_F1_SUPPORTED(x)         ((x)[AVRC_PF_F1_OFF] & AVRC_PF_F1_MASK)
 664
 665 #define AVRC_PF_F2_BIT_NO               52
 666 #define AVRC_PF_F2_MASK                 0x10
 667 #define AVRC_PF_F2_OFF                  6
 668 #define AVRC_PF_F2_SUPPORTED(x)         ((x)[AVRC_PF_F2_OFF] & AVRC_PF_F2_MASK)
 669
 670 #define AVRC_PF_F3_BIT_NO               53
 671 #define AVRC_PF_F3_MASK                 0x20
 672 #define AVRC_PF_F3_OFF                  6
 673 #define AVRC_PF_F3_SUPPORTED(x)         ((x)[AVRC_PF_F3_OFF] & AVRC_PF_F3_MASK)
 674
 675 #define AVRC_PF_F4_BIT_NO               54
 676 #define AVRC_PF_F4_MASK                 0x40
 677 #define AVRC_PF_F4_OFF                  6
 678 #define AVRC_PF_F4_SUPPORTED(x)         ((x)[AVRC_PF_F4_OFF] & AVRC_PF_F4_MASK)
 679
 680 #define AVRC_PF_F5_BIT_NO               55
 681 #define AVRC_PF_F5_MASK                 0x80
 682 #define AVRC_PF_F5_OFF                  6
 683 #define AVRC_PF_F5_SUPPORTED(x)         ((x)[AVRC_PF_F5_OFF] & AVRC_PF_F5_MASK)
 684
 685 /* Vendor unique. This PASSTHROUGH command is supported. */
 686 #define AVRC_PF_VENDOR_BIT_NO           56
 687 #define AVRC_PF_VENDOR_MASK             0x01
 688 #define AVRC_PF_VENDOR_OFF              7
 689 #define AVRC_PF_VENDOR_SUPPORTED(x)     ((x)[AVRC_PF_VENDOR_OFF] & AVRC_PF_VENDOR_MASK)
 690
 691 /* Basic Group Navigation.  This overrules the SDP entry as it is set per player.7 */
 692 #define AVRC_PF_GROUP_NAVI_BIT_NO       57
 693 #define AVRC_PF_GROUP_NAVI_MASK         0x02
 694 #define AVRC_PF_GROUP_NAVI_OFF          7
 695 #define AVRC_PF_GROUP_NAVI_SUPPORTED(x) ((x)[AVRC_PF_GROUP_NAVI_OFF] & AVRC_PF_GROUP_NAVI_MASK)
 696
 697 /* Advanced Control Player.  This bit is set if the player supports at least AVRCP 1.4. */
 698 #define AVRC_PF_ADV_CTRL_BIT_NO         58
 699 #define AVRC_PF_ADV_CTRL_MASK           0x04
 700 #define AVRC_PF_ADV_CTRL_OFF            7
 701 #define AVRC_PF_ADV_CTRL_SUPPORTED(x)   ((x)[AVRC_PF_ADV_CTRL_OFF] & AVRC_PF_ADV_CTRL_MASK)
 702
 703 /* Browsing.  This bit is set if the player supports browsing. */
 704 #define AVRC_PF_BROWSE_BIT_NO           59
 705 #define AVRC_PF_BROWSE_MASK             0x08
 706 #define AVRC_PF_BROWSE_OFF              7
 707 #define AVRC_PF_BROWSE_SUPPORTED(x)     ((x)[AVRC_PF_BROWSE_OFF] & AVRC_PF_BROWSE_MASK)
 708
 709 /* Searching. This bit is set if the player supports searching. */
 710 #define AVRC_PF_SEARCH_BIT_NO           60
 711 #define AVRC_PF_SEARCH_MASK             0x10
 712 #define AVRC_PF_SEARCH_OFF              7
 713 #define AVRC_PF_SEARCH_SUPPORTED(x)     ((x)[AVRC_PF_SEARCH_OFF] & AVRC_PF_SEARCH_MASK)
 714
 715 /* AddToNowPlaying.  This bit is set if the player supports the AddToNowPlaying command. */
 716 #define AVRC_PF_ADD2NOWPLAY_BIT_NO      61
 717 #define AVRC_PF_ADD2NOWPLAY_MASK        0x20
 718 #define AVRC_PF_ADD2NOWPLAY_OFF         7
 719 #define AVRC_PF_ADD2NOWPLAY_SUPPORTED(x) ((x)[AVRC_PF_ADD2NOWPLAY_OFF] & AVRC_PF_ADD2NOWPLAY_MASK)
 720
 721 /* UIDs unique in player browse tree.  This bit is set if the player is able to maintain unique UIDs across the player browse tree. */
 722 #define AVRC_PF_UID_UNIQUE_BIT_NO       62
 723 #define AVRC_PF_UID_UNIQUE_MASK         0x40
 724 #define AVRC_PF_UID_UNIQUE_OFF          7
 725 #define AVRC_PF_UID_UNIQUE_SUPPORTED(x) ((x)[AVRC_PF_UID_UNIQUE_OFF] & AVRC_PF_UID_UNIQUE_MASK)
 726
 727 /* OnlyBrowsableWhenAddressed.  This bit is set if the player is only able to be browsed when it is set as the Addressed Player. */
 728 #define AVRC_PF_BR_WH_ADDR_BIT_NO       63
 729 #define AVRC_PF_BR_WH_ADDR_MASK         0x80
 730 #define AVRC_PF_BR_WH_ADDR_OFF          7
 731 #define AVRC_PF_BR_WH_ADDR_SUPPORTED(x) ((x)[AVRC_PF_BR_WH_ADDR_OFF] & AVRC_PF_BR_WH_ADDR_MASK)
 732
 733 /* OnlySearchableWhenAddressed.  This bit is set if the player is only able to be searched when it is set as the Addressed player. */
 734 #define AVRC_PF_SEARCH_WH_ADDR_BIT_NO   64
 735 #define AVRC_PF_SEARCH_WH_ADDR_MASK     0x01
 736 #define AVRC_PF_SEARCH_WH_ADDR_OFF      8
 737 #define AVRC_PF_SEARCH_WH_ADDR_SUPPORTED(x) ((x)[AVRC_PF_SEARCH_WH_ADDR_OFF] & AVRC_PF_SEARCH_WH_ADDR_MASK)
 738
 739 /* 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 */
 740 #define AVRC_PF_NOW_PLAY_BIT_NO         65
 741 #define AVRC_PF_NOW_PLAY_MASK           0x02
 742 #define AVRC_PF_NOW_PLAY_OFF            8
 743 #define AVRC_PF_NOW_PLAY_SUPPORTED(x)   ((x)[AVRC_PF_NOW_PLAY_OFF] & AVRC_PF_NOW_PLAY_MASK)
 744
 745 /* UIDPersistency.  This bit is set if the Player is able to persist UID values between AVRCP Browse Reconnect */
 746 #define AVRC_PF_UID_PERSIST_BIT_NO      66
 747 #define AVRC_PF_UID_PERSIST_MASK        0x04
 748 #define AVRC_PF_UID_PERSIST_OFF         8
 749 #define AVRC_PF_UID_PERSIST_SUPPORTED(x) ((x)[AVRC_PF_UID_PERSIST_OFF] & AVRC_PF_UID_PERSIST_MASK)
 750
 751 /*****************************************************************************
 752 **  data type definitions
 753 *****************************************************************************/
 754
 755 /*
 756 This structure contains the header parameters of an AV/C message.
 757 */
 758 typedef struct
 759 {
 760     UINT8   ctype;          /* Command type.  */
 761     UINT8   subunit_type;   /* Subunit type. */
 762     UINT8   subunit_id;     /* Subunit ID.  This value is typically ignored in AVRCP,
 763                              * except for VENDOR DEPENDENT messages when the value is
 764                              * vendor-dependent.  Value range is 0-7. */
 765     UINT8   opcode;         /* Op Code (passthrough, vendor, etc) */
 766 } tAVRC_HDR;
 767
 768 /* This structure contains a UNIT INFO message. */
 769 typedef struct
 770 {
 771     tAVRC_HDR   hdr;        /* Message header. */
 772     UINT32      company_id; /* Company identifier. */
 773     UINT8       unit_type;  /* Unit type.  Uses the same values as subunit type. */
 774     UINT8       unit;       /* This value is vendor dependent and typically zero.  */
 775 } tAVRC_MSG_UNIT;
 776
 777 /* This structure contains a SUBUNIT INFO message. */
 778 typedef struct
 779 {
 780     tAVRC_HDR   hdr;        /* Message header. */
 781     UINT8       subunit_type[AVRC_SUB_TYPE_LEN];
 782                             /* Array containing subunit type values.  */
 783     BOOLEAN     panel;      /* TRUE if the panel subunit type is in the
 784                              * subunit_type array, FALSE otherwise. */
 785     UINT8       page;       /* Specifies which part of the subunit type table is
 786                              * returned.  For AVRCP it is typically zero.
 787                              * Value range is 0-7. */
 788 } tAVRC_MSG_SUB;
 789
 790 /* This structure contains a VENDOR DEPENDENT message. */
 791 typedef struct
 792 {
 793     tAVRC_HDR   hdr;        /* Message header. */
 794     UINT32      company_id; /* Company identifier. */
 795     UINT8      *p_vendor_data;/* Pointer to vendor dependent data. */
 796     UINT16      vendor_len; /* Length in bytes of vendor dependent data. */
 797 } tAVRC_MSG_VENDOR;
 798
 799 /* PASS THROUGH message structure */
 800 typedef struct
 801 {
 802     tAVRC_HDR   hdr;        /* hdr.ctype Unused.
 803                              * hdr.subunit_type Unused.
 804                              * hdr.subunit_id Unused. */
 805     UINT8       op_id;      /* Operation ID.  */
 806     UINT8       state;      /* Keypress state.  */
 807     UINT8      *p_pass_data;/* Pointer to data.  This parameter is only valid
 808                              * when the op_id is AVRC_ID_VENDOR.*/
 809     UINT8       pass_len;   /* Length in bytes of data. This parameter is only
 810                              * valid when the op_id is AVRC_ID_VENDOR.*/
 811 } tAVRC_MSG_PASS;
 812
 813 /* Command/Response indicator. */
 814 #define AVRC_CMD            AVCT_CMD    /* Command message */
 815 #define AVRC_RSP            AVCT_RSP    /* Response message */
 816
 817 /* Browsing channel message structure */
 818 typedef struct
 819 {
 820     tAVRC_HDR   hdr;            /* hdr.ctype AVRC_CMD or AVRC_RSP.
 821                                  * hdr.subunit_type Unused.
 822                                  * hdr.subunit_id Unused. */
 823     UINT8      *p_browse_data;  /* Pointer to data.  */
 824     UINT16      browse_len;     /* Length in bytes of data. */
 825     BT_HDR     *p_browse_pkt;   /* The GKI buffer received. Set to NULL, if the callback function wants to keep the buffer */
 826 } tAVRC_MSG_BROWSE;
 827
 828 /* This is a union of all message type structures. */
 829 typedef union
 830 {
 831     tAVRC_HDR           hdr;    /* Message header. */
 832     tAVRC_MSG_UNIT      unit;   /* UNIT INFO message. */
 833     tAVRC_MSG_SUB       sub;    /* SUBUNIT INFO message. */
 834     tAVRC_MSG_VENDOR    vendor; /* VENDOR DEPENDENT message. */
 835     tAVRC_MSG_PASS      pass;   /* PASS THROUGH message. */
 836     tAVRC_MSG_BROWSE    browse; /* messages thru browsing channel */
 837 } tAVRC_MSG;
 838
 839 /* macros */
 840 #define AVRC_IS_VALID_CAP_ID(a)           (((a == AVRC_CAP_COMPANY_ID) || (a == AVRC_CAP_EVENTS_SUPPORTED)) ? TRUE : FALSE)
 841
 842 #define AVRC_IS_VALID_EVENT_ID(a)           (((a >= AVRC_EVT_PLAY_STATUS_CHANGE) && \
 843                                               (a <= AVRC_EVT_APP_SETTING_CHANGE)) ? TRUE : FALSE)
 844
 845 #define AVRC_IS_VALID_ATTRIBUTE(a)          (((((a > 0) && a <= AVRC_PLAYER_SETTING_SCAN)) || \
 846                                               (a >= AVRC_PLAYER_SETTING_LOW_MENU_EXT)) ? TRUE : FALSE)
 847
 848 #define AVRC_IS_VALID_MEDIA_ATTRIBUTE(a)    ((a >= AVRC_MEDIA_ATTR_ID_TITLE) && \
 849                                              (a <= AVRC_MEDIA_ATTR_ID_PLAYING_TIME) ? TRUE : FALSE)
 850
 851 #define AVRC_IS_VALID_BATTERY_STATUS(a)    ((a <= AVRC_BATTERY_STATUS_FULL_CHARGE) ? TRUE : FALSE)
 852
 853 #define AVRC_IS_VALID_SYSTEM_STATUS(a)    ((a <= AVRC_SYSTEMSTATE_PWR_UNPLUGGED) ? TRUE : FALSE)
 854
 855 #define AVRC_IS_VALID_GROUP(a)    ((a <= AVRC_PDU_PREV_GROUP) ? TRUE : FALSE)
 856
 857 /* Company ID is 24-bit integer We can not use the macros in bt_types.h */
 858 #define AVRC_CO_ID_TO_BE_STREAM(p, u32) {*(p)++ = (UINT8)((u32) >> 16); *(p)++ = (UINT8)((u32) >> 8); *(p)++ = (UINT8)(u32); }
 859 #define AVRC_BE_STREAM_TO_CO_ID(u32, p) {u32 = (((UINT32)(*((p) + 2))) + (((UINT32)(*((p) + 1))) << 8) + (((UINT32)(*(p))) << 16)); (p) += 3;}
 860
 861 /*****************************************************************************
 862 **  data type definitions
 863 *****************************************************************************/
 864 #define AVRC_MAX_APP_ATTR_SIZE      16
 865 #define AVRC_MAX_CHARSET_SIZE       16
 866 #define AVRC_MAX_ELEM_ATTR_SIZE     8
 867
 868 /*****************************************************************************
 869 **  Metadata transfer Building/Parsing definitions
 870 *****************************************************************************/
 871
 872 typedef struct {
 873     UINT16              charset_id;
 874     UINT16              str_len;
 875     UINT8               *p_str;
 876 } tAVRC_FULL_NAME;
 877
 878 typedef struct {
 879     UINT16              str_len;
 880     UINT8               *p_str;
 881 } tAVRC_NAME;
 882
 883 #ifndef AVRC_CAP_MAX_NUM_COMP_ID
 884 #define AVRC_CAP_MAX_NUM_COMP_ID    4
 885 #endif
 886
 887 #ifndef AVRC_CAP_MAX_NUM_EVT_ID
 888 #define AVRC_CAP_MAX_NUM_EVT_ID     16
 889 #endif
 890
 891 typedef union
 892 {
 893     UINT32  company_id[AVRC_CAP_MAX_NUM_COMP_ID];
 894     UINT8   event_id[AVRC_CAP_MAX_NUM_EVT_ID];
 895 } tAVRC_CAPS_PARAM;
 896
 897 typedef struct
 898 {
 899     UINT8   attr_id;
 900     UINT8   attr_val;
 901 } tAVRC_APP_SETTING;
 902
 903 typedef struct
 904 {
 905     UINT8   attr_id;
 906     UINT16  charset_id;
 907     UINT8   str_len;
 908     UINT8   *p_str;
 909 } tAVRC_APP_SETTING_TEXT;
 910
 911 typedef UINT8 tAVRC_FEATURE_MASK[AVRC_FEATURE_MASK_SIZE];
 912
 913 typedef struct
 914 {
 915     UINT16              player_id;      /* A unique identifier for this media player.*/
 916     UINT8               major_type;     /* Use AVRC_MJ_TYPE_AUDIO, AVRC_MJ_TYPE_VIDEO, AVRC_MJ_TYPE_BC_AUDIO, or AVRC_MJ_TYPE_BC_VIDEO.*/
 917     UINT32              sub_type;       /* Use AVRC_SUB_TYPE_NONE, AVRC_SUB_TYPE_AUDIO_BOOK, or AVRC_SUB_TYPE_PODCAST*/
 918     UINT8               play_status;    /* Use AVRC_PLAYSTATE_STOPPED, AVRC_PLAYSTATE_PLAYING, AVRC_PLAYSTATE_PAUSED, AVRC_PLAYSTATE_FWD_SEEK,
 919                                             AVRC_PLAYSTATE_REV_SEEK, or AVRC_PLAYSTATE_ERROR*/
 920     tAVRC_FEATURE_MASK  features;       /* Supported feature bit mask*/
 921     tAVRC_FULL_NAME     name;           /* The player name, name length and character set id.*/
 922 } tAVRC_ITEM_PLAYER;
 923
 924 typedef struct
 925 {
 926     tAVRC_UID           uid;            /* The uid of this folder */
 927     UINT8               type;           /* Use AVRC_FOLDER_TYPE_MIXED, AVRC_FOLDER_TYPE_TITLES,
 928                                            AVRC_FOLDER_TYPE_ALNUMS, AVRC_FOLDER_TYPE_ARTISTS, AVRC_FOLDER_TYPE_GENRES,
 929                                            AVRC_FOLDER_TYPE_PLAYLISTS, or AVRC_FOLDER_TYPE_YEARS.*/
 930     BOOLEAN             playable;       /* TRUE, if the folder can be played. */
 931     tAVRC_FULL_NAME     name;           /* The folder name, name length and character set id. */
 932 } tAVRC_ITEM_FOLDER;
 933
 934 typedef struct
 935 {
 936     UINT32              attr_id;        /* Use AVRC_MEDIA_ATTR_ID_TITLE, AVRC_MEDIA_ATTR_ID_ARTIST, AVRC_MEDIA_ATTR_ID_ALBUM,
 937                                            AVRC_MEDIA_ATTR_ID_TRACK_NUM, AVRC_MEDIA_ATTR_ID_NUM_TRACKS,
 938                                            AVRC_MEDIA_ATTR_ID_GENRE, AVRC_MEDIA_ATTR_ID_PLAYING_TIME */
 939     tAVRC_FULL_NAME     name;           /* The attribute value, value length and character set id. */
 940 } tAVRC_ATTR_ENTRY;
 941
 942 typedef struct
 943 {
 944     tAVRC_UID           uid;            /* The uid of this media element item */
 945     UINT8               type;           /* Use AVRC_MEDIA_TYPE_AUDIO or AVRC_MEDIA_TYPE_VIDEO. */
 946     tAVRC_FULL_NAME     name;           /* The media name, name length and character set id. */
 947     UINT8               attr_count;     /* The number of attributes in p_attr_list */
 948     tAVRC_ATTR_ENTRY*   p_attr_list;    /* Attribute entry list. */
 949 } tAVRC_ITEM_MEDIA;
 950
 951 typedef struct
 952 {
 953     UINT8                   item_type;  /* AVRC_ITEM_PLAYER, AVRC_ITEM_FOLDER, or AVRC_ITEM_MEDIA */
 954     union
 955     {
 956         tAVRC_ITEM_PLAYER   player;     /* The properties of a media player item.*/
 957         tAVRC_ITEM_FOLDER   folder;     /* The properties of a folder item.*/
 958         tAVRC_ITEM_MEDIA    media;      /* The properties of a media item.*/
 959     } u;
 960 } tAVRC_ITEM;
 961
 962 /* GetCapability */
 963 typedef struct
 964 {
 965     UINT8       pdu;
 966     tAVRC_STS   status;
 967     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
 968     UINT8       capability_id;
 969 } tAVRC_GET_CAPS_CMD;
 970
 971 /* ListPlayerAppValues */
 972 typedef struct
 973 {
 974     UINT8       pdu;
 975     tAVRC_STS   status;
 976     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
 977     UINT8       attr_id;
 978 } tAVRC_LIST_APP_VALUES_CMD;
 979
 980 /* GetCurAppValue */
 981 typedef struct
 982 {
 983     UINT8       pdu;
 984     tAVRC_STS   status;
 985     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
 986     UINT8       num_attr;
 987     UINT8       attrs[AVRC_MAX_APP_ATTR_SIZE];
 988 } tAVRC_GET_CUR_APP_VALUE_CMD;
 989
 990 /* SetAppValue */
 991 typedef struct
 992 {
 993     UINT8       pdu;
 994     tAVRC_STS   status;
 995     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
 996     UINT8       num_val;
 997     tAVRC_APP_SETTING   *p_vals;
 998 } tAVRC_SET_APP_VALUE_CMD;
 999
1000 /* GetAppAttrTxt */
1001 typedef struct
1002 {
1003     UINT8       pdu;
1004     tAVRC_STS   status;
1005     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1006     UINT8       num_attr;
1007     UINT8       attrs[AVRC_MAX_APP_ATTR_SIZE];
1008 } tAVRC_GET_APP_ATTR_TXT_CMD;
1009
1010 /* GetAppValueTxt */
1011 typedef struct
1012 {
1013     UINT8       pdu;
1014     tAVRC_STS   status;
1015     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1016     UINT8       attr_id;
1017     UINT8       num_val;
1018     UINT8       vals[AVRC_MAX_APP_ATTR_SIZE];
1019 } tAVRC_GET_APP_VAL_TXT_CMD;
1020
1021 /* InformCharset */
1022 typedef struct
1023 {
1024     UINT8       pdu;
1025     tAVRC_STS   status;
1026     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1027     UINT8       num_id;
1028     UINT16      charsets[AVRC_MAX_CHARSET_SIZE];
1029 } tAVRC_INFORM_CHARSET_CMD;
1030
1031 /* InformBatteryStatus */
1032 typedef struct
1033 {
1034     UINT8       pdu;
1035     tAVRC_STS   status;
1036     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1037     UINT8       battery_status;
1038 } tAVRC_BATTERY_STATUS_CMD;
1039
1040 /* GetElemAttrs */
1041 typedef struct
1042 {
1043     UINT8       pdu;
1044     tAVRC_STS   status;
1045     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1046     UINT8       num_attr;
1047     UINT32      attrs[AVRC_MAX_ELEM_ATTR_SIZE];
1048 } tAVRC_GET_ELEM_ATTRS_CMD;
1049
1050 /* RegNotify */
1051 typedef struct
1052 {
1053     UINT8       pdu;
1054     tAVRC_STS   status;
1055     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1056     UINT8       event_id;
1057     UINT32      param;
1058 } tAVRC_REG_NOTIF_CMD;
1059
1060 /* SetAddrPlayer */
1061 typedef struct
1062 {
1063     UINT8       pdu;
1064     tAVRC_STS   status;
1065     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1066     UINT16      player_id;
1067 } tAVRC_SET_ADDR_PLAYER_CMD;
1068
1069 /* SetBrowsedPlayer */
1070 typedef struct
1071 {
1072     UINT8       pdu;
1073     tAVRC_STS   status;
1074     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1075     UINT16      player_id;
1076 } tAVRC_SET_BR_PLAYER_CMD;
1077
1078 /* SetAbsVolume */
1079 typedef struct
1080 {
1081     UINT8       pdu;
1082     tAVRC_STS   status;
1083     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1084     UINT8       volume;
1085 } tAVRC_SET_VOLUME_CMD;
1086
1087 /* GetFolderItems */
1088 typedef struct
1089 {
1090     UINT8       pdu;
1091     tAVRC_STS   status;
1092     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1093     UINT8       scope;
1094     UINT32      start_item;
1095     UINT32      end_item;
1096     UINT8       attr_count;
1097     UINT32      *p_attr_list;
1098 } tAVRC_GET_ITEMS_CMD;
1099
1100 /* ChangePath */
1101 typedef struct
1102 {
1103     UINT8       pdu;
1104     tAVRC_STS   status;
1105     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1106     UINT16      uid_counter;
1107     UINT8       direction;
1108     tAVRC_UID   folder_uid;
1109 } tAVRC_CHG_PATH_CMD;
1110
1111 /* GetItemAttrs */
1112 typedef struct
1113 {
1114     UINT8       pdu;
1115     tAVRC_STS   status;
1116     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1117     UINT8       scope;
1118     tAVRC_UID   uid;
1119     UINT16      uid_counter;
1120     UINT8       attr_count;
1121     UINT32      *p_attr_list;
1122 } tAVRC_GET_ATTRS_CMD;
1123
1124 /* Search */
1125 typedef struct
1126 {
1127     UINT8           pdu;
1128     tAVRC_STS       status;
1129     UINT8           opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1130     tAVRC_FULL_NAME string;
1131 } tAVRC_SEARCH_CMD;
1132
1133 /* PlayItem */
1134 typedef struct
1135 {
1136     UINT8       pdu;
1137     tAVRC_STS   status;
1138     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1139     UINT8       scope;
1140     tAVRC_UID   uid;
1141     UINT16      uid_counter;
1142 } tAVRC_PLAY_ITEM_CMD;
1143
1144 /* AddToNowPlaying */
1145 typedef struct
1146 {
1147     UINT8       pdu;
1148     tAVRC_STS   status;
1149     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1150     UINT8       scope;
1151     tAVRC_UID   uid;
1152     UINT16      uid_counter;
1153 } tAVRC_ADD_TO_PLAY_CMD;
1154
1155 typedef struct
1156 {
1157     UINT8       pdu;
1158     tAVRC_STS   status;
1159     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1160 } tAVRC_CMD;
1161
1162 /* Continue and Abort */
1163 typedef struct
1164 {
1165     UINT8       pdu;
1166     tAVRC_STS   status;
1167     UINT8       opcode;         /* Op Code (assigned by AVRC_BldCommand according to pdu) */
1168     UINT8       target_pdu;
1169 } tAVRC_NEXT_CMD;
1170
1171 typedef union
1172 {
1173     UINT8                       pdu;
1174     tAVRC_CMD                   cmd;
1175     tAVRC_GET_CAPS_CMD          get_caps;               /* GetCapability */
1176     tAVRC_CMD                   list_app_attr;          /* ListPlayerAppAttr */
1177     tAVRC_LIST_APP_VALUES_CMD   list_app_values;        /* ListPlayerAppValues */
1178     tAVRC_GET_CUR_APP_VALUE_CMD get_cur_app_val;        /* GetCurAppValue */
1179     tAVRC_SET_APP_VALUE_CMD     set_app_val;            /* SetAppValue */
1180     tAVRC_GET_APP_ATTR_TXT_CMD  get_app_attr_txt;       /* GetAppAttrTxt */
1181     tAVRC_GET_APP_VAL_TXT_CMD   get_app_val_txt;        /* GetAppValueTxt */
1182     tAVRC_INFORM_CHARSET_CMD    inform_charset;         /* InformCharset */
1183     tAVRC_BATTERY_STATUS_CMD    inform_battery_status;  /* InformBatteryStatus */
1184     tAVRC_GET_ELEM_ATTRS_CMD    get_elem_attrs;         /* GetElemAttrs */
1185     tAVRC_CMD                   get_play_status;        /* GetPlayStatus */
1186     tAVRC_REG_NOTIF_CMD         reg_notif;              /* RegNotify */
1187     tAVRC_NEXT_CMD              continu;                /* Continue */
1188     tAVRC_NEXT_CMD              abort;                  /* Abort */
1189
1190     tAVRC_SET_ADDR_PLAYER_CMD   addr_player;            /* SetAddrPlayer */
1191     tAVRC_SET_VOLUME_CMD        volume;                 /* SetAbsVolume */
1192     tAVRC_SET_BR_PLAYER_CMD     br_player;              /* SetBrowsedPlayer */
1193     tAVRC_GET_ITEMS_CMD         get_items;              /* GetFolderItems */
1194     tAVRC_CHG_PATH_CMD          chg_path;               /* ChangePath */
1195     tAVRC_GET_ATTRS_CMD         get_attrs;              /* GetItemAttrs */
1196     tAVRC_SEARCH_CMD            search;                 /* Search */
1197     tAVRC_PLAY_ITEM_CMD         play_item;              /* PlayItem */
1198     tAVRC_ADD_TO_PLAY_CMD       add_to_play;            /* AddToNowPlaying */
1199 } tAVRC_COMMAND;
1200
1201 /* GetCapability */
1202 typedef struct
1203 {
1204     UINT8       pdu;
1205     tAVRC_STS   status;
1206     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1207     UINT8       capability_id;
1208     UINT8       count;
1209     tAVRC_CAPS_PARAM param;
1210 } tAVRC_GET_CAPS_RSP;
1211
1212 /* ListPlayerAppAttr */
1213 typedef struct
1214 {
1215     UINT8       pdu;
1216     tAVRC_STS   status;
1217     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1218     UINT8       num_attr;
1219     UINT8       attrs[AVRC_MAX_APP_ATTR_SIZE];
1220 } tAVRC_LIST_APP_ATTR_RSP;
1221
1222 /* ListPlayerAppValues */
1223 typedef struct
1224 {
1225     UINT8       pdu;
1226     tAVRC_STS   status;
1227     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1228     UINT8       num_val;
1229     UINT8       vals[AVRC_MAX_APP_ATTR_SIZE];
1230 } tAVRC_LIST_APP_VALUES_RSP;
1231
1232 /* GetCurAppValue */
1233 typedef struct
1234 {
1235     UINT8       pdu;
1236     tAVRC_STS   status;
1237     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1238     UINT8       num_val;
1239     tAVRC_APP_SETTING   *p_vals;
1240 } tAVRC_GET_CUR_APP_VALUE_RSP;
1241
1242 /* GetAppAttrTxt */
1243 typedef struct
1244 {
1245     UINT8       pdu;
1246     tAVRC_STS   status;
1247     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1248     UINT8       num_attr;
1249     tAVRC_APP_SETTING_TEXT   *p_attrs;
1250 } tAVRC_GET_APP_ATTR_TXT_RSP;
1251
1252 /* GetElemAttrs */
1253 typedef struct
1254 {
1255     UINT8       pdu;
1256     tAVRC_STS   status;
1257     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1258     UINT8       num_attr;
1259     tAVRC_ATTR_ENTRY   *p_attrs;
1260 } tAVRC_GET_ELEM_ATTRS_RSP;
1261
1262 /* GetPlayStatus */
1263 typedef struct
1264 {
1265     UINT8       pdu;
1266     tAVRC_STS   status;
1267     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1268     UINT32      song_len;
1269     UINT32      song_pos;
1270     UINT8       play_status;
1271 } tAVRC_GET_PLAY_STATUS_RSP;
1272
1273 /* notification event parameter for AddressedPlayer change */
1274 typedef struct
1275 {
1276     UINT16              player_id;
1277     UINT16              uid_counter;
1278 } tAVRC_ADDR_PLAYER_PARAM;
1279
1280 #ifndef AVRC_MAX_APP_SETTINGS
1281 #define AVRC_MAX_APP_SETTINGS    8
1282 #endif
1283
1284 /* notification event parameter for Player Application setting change */
1285 typedef struct
1286 {
1287     UINT8               num_attr;
1288     UINT8               attr_id[AVRC_MAX_APP_SETTINGS];
1289     UINT8               attr_value[AVRC_MAX_APP_SETTINGS];
1290 } tAVRC_PLAYER_APP_PARAM;
1291
1292 typedef union
1293 {
1294     tAVRC_PLAYSTATE         play_status;
1295     tAVRC_UID               track;
1296     UINT32                  play_pos;
1297     tAVRC_BATTERY_STATUS    battery_status;
1298     tAVRC_SYSTEMSTATE       system_status;
1299     tAVRC_PLAYER_APP_PARAM  player_setting;
1300     tAVRC_ADDR_PLAYER_PARAM addr_player;
1301     UINT16                  uid_counter;
1302     UINT8                   volume;
1303 } tAVRC_NOTIF_RSP_PARAM;
1304
1305 /* RegNotify */
1306 typedef struct
1307 {
1308     UINT8                   pdu;
1309     tAVRC_STS               status;
1310     UINT8                   opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1311     UINT8                   event_id;
1312     tAVRC_NOTIF_RSP_PARAM   param;
1313 } tAVRC_REG_NOTIF_RSP;
1314
1315 /* SetAbsVolume */
1316 typedef struct
1317 {
1318     UINT8               pdu;
1319     tAVRC_STS           status;
1320     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1321     UINT8               volume;
1322 } tAVRC_SET_VOLUME_RSP;
1323
1324 /* SetBrowsedPlayer */
1325 typedef struct
1326 {
1327     UINT8               pdu;
1328     tAVRC_STS           status;
1329     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1330     UINT16              uid_counter;
1331     UINT32              num_items;
1332     UINT16              charset_id;
1333     UINT8               folder_depth;
1334     tAVRC_NAME          *p_folders;
1335 } tAVRC_SET_BR_PLAYER_RSP;
1336
1337 /* GetFolderItems */
1338 typedef struct
1339 {
1340     UINT8               pdu;
1341     tAVRC_STS           status;
1342     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1343     UINT16              uid_counter;
1344     UINT16              item_count;
1345     tAVRC_ITEM          *p_item_list;
1346 } tAVRC_GET_ITEMS_RSP;
1347
1348 /* ChangePath */
1349 typedef struct
1350 {
1351     UINT8               pdu;
1352     tAVRC_STS           status;
1353     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1354     UINT32              num_items;
1355 } tAVRC_CHG_PATH_RSP;
1356
1357 /* GetItemAttrs */
1358 typedef struct
1359 {
1360     UINT8               pdu;
1361     tAVRC_STS           status;
1362     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1363     UINT8               attr_count;
1364     tAVRC_ATTR_ENTRY    *p_attr_list;
1365 } tAVRC_GET_ATTRS_RSP;
1366
1367 /* Search */
1368 typedef struct
1369 {
1370     UINT8               pdu;
1371     tAVRC_STS           status;
1372     UINT8               opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1373     UINT16              uid_counter;
1374     UINT32              num_items;
1375 } tAVRC_SEARCH_RSP;
1376
1377 typedef struct
1378 {
1379     UINT8       pdu;
1380     tAVRC_STS   status;
1381     UINT8       opcode;         /* Op Code (copied from avrc_cmd.opcode by AVRC_BldResponse user. invalid one to generate according to pdu) */
1382 } tAVRC_RSP;
1383
1384 typedef union
1385 {
1386     UINT8                           pdu;
1387     tAVRC_RSP                       rsp;
1388     tAVRC_GET_CAPS_RSP              get_caps;               /* GetCapability */
1389     tAVRC_LIST_APP_ATTR_RSP         list_app_attr;          /* ListPlayerAppAttr */
1390     tAVRC_LIST_APP_VALUES_RSP       list_app_values;        /* ListPlayerAppValues */
1391     tAVRC_GET_CUR_APP_VALUE_RSP     get_cur_app_val;        /* GetCurAppValue */
1392     tAVRC_RSP                       set_app_val;            /* SetAppValue */
1393     tAVRC_GET_APP_ATTR_TXT_RSP      get_app_attr_txt;       /* GetAppAttrTxt */
1394     tAVRC_GET_APP_ATTR_TXT_RSP      get_app_val_txt;        /* GetAppValueTxt */
1395     tAVRC_RSP                       inform_charset;         /* InformCharset */
1396     tAVRC_RSP                       inform_battery_status;  /* InformBatteryStatus */
1397     tAVRC_GET_ELEM_ATTRS_RSP        get_elem_attrs;         /* GetElemAttrs */
1398     tAVRC_GET_PLAY_STATUS_RSP       get_play_status;        /* GetPlayStatus */
1399     tAVRC_REG_NOTIF_RSP             reg_notif;              /* RegNotify */
1400     tAVRC_RSP                       continu;                /* Continue */
1401     tAVRC_RSP                       abort;                  /* Abort */
1402
1403     tAVRC_RSP                       addr_player;            /* SetAddrPlayer */
1404     tAVRC_SET_VOLUME_RSP            volume;                 /* SetAbsVolume */
1405     tAVRC_SET_BR_PLAYER_RSP         br_player;              /* SetBrowsedPlayer */
1406     tAVRC_GET_ITEMS_RSP             get_items;              /* GetFolderItems */
1407     tAVRC_CHG_PATH_RSP              chg_path;               /* ChangePath */
1408     tAVRC_GET_ATTRS_RSP             get_attrs;              /* GetItemAttrs */
1409     tAVRC_SEARCH_RSP                search;                 /* Search */
1410     tAVRC_RSP                       play_item;              /* PlayItem */
1411     tAVRC_RSP                       add_to_play;            /* AddToNowPlaying */
1412 } tAVRC_RESPONSE;
1413
1414 #endif