Return-Path: From: Michal Labedzki To: CC: Michal Labedzki Subject: [PATCH 01/13] AVRCP: Update constants Date: Wed, 6 Jun 2012 18:05:59 +0200 Message-ID: <1338998771-18683-1-git-send-email-michal.labedzki@tieto.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Change all specification constants to enum type. Also update constants for AVRCP 1.4. --- audio/avrcp.c | 187 ++++++++++++++++++++++++++++++++++++--------------------- audio/avrcp.h | 108 +++++++++++++++++++-------------- audio/media.c | 2 +- 3 files changed, 183 insertions(+), 114 deletions(-) diff --git a/audio/avrcp.c b/audio/avrcp.c index 89ee112..196d6a5 100644 --- a/audio/avrcp.c +++ b/audio/avrcp.c @@ -58,56 +58,109 @@ #include "sdpd.h" #include "dbus-common.h" -/* Company IDs for vendor dependent commands */ -#define IEEEID_BTSIG 0x001958 - -/* Error codes for metadata transfer */ -#define E_INVALID_COMMAND 0x00 -#define E_INVALID_PARAM 0x01 -#define E_PARAM_NOT_FOUND 0x02 -#define E_INTERNAL 0x03 - -/* Packet types */ -#define AVRCP_PACKET_TYPE_SINGLE 0x00 -#define AVRCP_PACKET_TYPE_START 0x01 -#define AVRCP_PACKET_TYPE_CONTINUING 0x02 -#define AVRCP_PACKET_TYPE_END 0x03 - -/* PDU types for metadata transfer */ -#define AVRCP_GET_CAPABILITIES 0x10 -#define AVRCP_LIST_PLAYER_ATTRIBUTES 0X11 -#define AVRCP_LIST_PLAYER_VALUES 0x12 -#define AVRCP_GET_CURRENT_PLAYER_VALUE 0x13 -#define AVRCP_SET_PLAYER_VALUE 0x14 -#define AVRCP_GET_PLAYER_ATTRIBUTE_TEXT 0x15 -#define AVRCP_GET_PLAYER_VALUE_TEXT 0x16 -#define AVRCP_DISPLAYABLE_CHARSET 0x17 -#define AVRCP_CT_BATTERY_STATUS 0x18 -#define AVRCP_GET_ELEMENT_ATTRIBUTES 0x20 -#define AVRCP_GET_PLAY_STATUS 0x30 -#define AVRCP_REGISTER_NOTIFICATION 0x31 -#define AVRCP_REQUEST_CONTINUING 0x40 -#define AVRCP_ABORT_CONTINUING 0x41 -#define AVRCP_SET_ABSOLUTE_VOLUME 0x50 - -/* Capabilities for AVRCP_GET_CAPABILITIES pdu */ -#define CAP_COMPANY_ID 0x02 -#define CAP_EVENTS_SUPPORTED 0x03 - #define AVRCP_REGISTER_NOTIFICATION_PARAM_LENGTH 5 -#define AVRCP_FEATURE_CATEGORY_1 0x0001 -#define AVRCP_FEATURE_CATEGORY_2 0x0002 -#define AVRCP_FEATURE_CATEGORY_3 0x0004 -#define AVRCP_FEATURE_CATEGORY_4 0x0008 -#define AVRCP_FEATURE_PLAYER_SETTINGS 0x0010 +enum company_id { + IEEEID_BTSIG = 0x001958 +}; + +enum status_code { + STATUS_INVALID_COMMAND = 0x00, + STATUS_INVALID_PARAMETER = 0x01, + STATUS_PARAMETER_NOT_FOUND = 0x02, + STATUS_INTERNAL_ERROR = 0x03, + STATUS_OK = 0x04, + STATUS_UID_CHANGED = 0x05, + STATUS_INVALID_DIRECTION = 0x07, + STATUS_NOT_DIRECTORY = 0x08, + STATUS_DOES_NOT_EXIST = 0x09, + STATUS_INVALID_SCOPE = 0x0A, + STATUS_RANGE_OUT_OF_BOUNDS = 0x0B, + STATUS_UID_IS_DIRECTORY = 0x0C, + STATUS_MEDIA_IN_USE = 0x0D, + STATUS_NOW_PLAYING_LIST_FULL = 0x0E, + STATUS_SEARCH_NOT_SUPPORTED = 0x0F, + STATUS_SEARCH_IN_PROGRESS = 0x10, + STATUS_INVALID_PLAYER_ID = 0x11, + STATUS_PLAYER_NOT_BROWSABLE = 0x12, + STATUS_PLAYER_NOT_ADDRESSED = 0x13, + STATUS_NO_VALID_SEARCH_RESULTS = 0x14, + STATUS_NO_AVAILABLE_PLAYERS = 0x15, + STATUS_ADDRESSED_PLAYER_CHANGED = 0x16 +}; + +enum packet_type { + AVRCP_PACKET_TYPE_SINGLE = 0x00, + AVRCP_PACKET_TYPE_START = 0x01, + AVRCP_PACKET_TYPE_CONTINUING = 0x02, + AVRCP_PACKET_TYPE_END = 0x03 +}; + +enum control_pdu_ieeeid_btsig { + AVRCP_GET_CAPABILITIES = 0x10, + AVRCP_LIST_PLAYER_ATTRIBUTES = 0X11, + AVRCP_LIST_PLAYER_VALUES = 0x12, + AVRCP_GET_CURRENT_PLAYER_VALUE = 0x13, + AVRCP_SET_PLAYER_VALUE = 0x14, + AVRCP_GET_PLAYER_ATTRIBUTE_TEXT = 0x15, + AVRCP_GET_PLAYER_VALUE_TEXT = 0x16, + AVRCP_DISPLAYABLE_CHARSET = 0x17, + AVRCP_CT_BATTERY_STATUS = 0x18, + AVRCP_GET_ELEMENT_ATTRIBUTES = 0x20, + AVRCP_GET_PLAY_STATUS = 0x30, + AVRCP_REGISTER_NOTIFICATION = 0x31, + AVRCP_REQUEST_CONTINUING = 0x40, + AVRCP_ABORT_CONTINUING = 0x41, + AVRCP_SET_ABSOLUTE_VOLUME = 0x50, + AVRCP_SET_ADDRESSED_PLAYER = 0x60, + AVRCP_PLAY_ITEM = 0x74, + AVRCP_ADD_TO_NOW_PLAYING = 0x90 +}; + +enum browsing_pdu { + AVRCP_SET_BROWSED_PLAYER = 0x70, + AVRCP_GET_FOLDER_ITEMS = 0x71, + AVRCP_CHANGE_PATH = 0x72, + AVRCP_GET_ITEM_ATTRIBUTES = 0x73, + AVRCP_SEARCH = 0x80, + AVRCP_GENERAL_REJECT = 0xA0 +}; + +enum capability { + CAP_COMPANY_ID = 0x02, + CAP_EVENTS_SUPPORTED = 0x03 +}; + +enum sdp_feature { + AVRCP_FEATURE_CATEGORY_1 = 0x0001, + AVRCP_FEATURE_CATEGORY_2 = 0x0002, + AVRCP_FEATURE_CATEGORY_3 = 0x0004, + AVRCP_FEATURE_CATEGORY_4 = 0x0008, + AVRCP_FEATURE_PLAYER_SETTINGS = 0x0010, + AVRCP_FEATURE_GROUP_NAVIGATION = 0x0020, + AVRCP_FEATURE_BROWSING = 0x0040, + AVRCP_FEATURE_MULTIPLE_PLAYERS = 0x0080 +}; + +enum scope { + AVRCP_SCOPE_MEDIA_PLAYER_LIST = 0x00, + AVRCP_SCOPE_VFS = 0x01, + AVRCP_SCOPE_SEARCH = 0x02, + AVRCP_SCOPE_NOW_PLAYING = 0x03 +}; enum battery_status { - BATTERY_STATUS_NORMAL = 0, - BATTERY_STATUS_WARNING = 1, - BATTERY_STATUS_CRITICAL = 2, - BATTERY_STATUS_EXTERNAL = 3, - BATTERY_STATUS_FULL_CHARGE = 4, + BATTERY_STATUS_NORMAL = 0, + BATTERY_STATUS_WARNING = 1, + BATTERY_STATUS_CRITICAL = 2, + BATTERY_STATUS_EXTERNAL = 3, + BATTERY_STATUS_FULL_CHARGE = 4 +}; + +enum avrcp_version { + AVRCP_VERSION_UNKNOWN = 0x0000, + AVRCP_VERSION_1_3 = 0x0103, + AVRCP_VERSION_1_4 = 0x0104 }; #if __BYTE_ORDER == __LITTLE_ENDIAN @@ -396,7 +449,7 @@ int avrcp_player_event(struct avrcp_player *player, uint8_t id, void *data) DBG("id=%u", id); switch (id) { - case AVRCP_EVENT_STATUS_CHANGED: + case AVRCP_EVENT_PLAYBACK_STATUS_CHANGED: size = 2; pdu->params[1] = *((uint8_t *)data); @@ -581,7 +634,7 @@ static uint8_t avrcp_handle_get_capabilities(struct avrcp_player *player, return AVC_CTYPE_STABLE; case CAP_EVENTS_SUPPORTED: pdu->params[1] = 4; - pdu->params[2] = AVRCP_EVENT_STATUS_CHANGED; + pdu->params[2] = AVRCP_EVENT_PLAYBACK_STATUS_CHANGED; pdu->params[3] = AVRCP_EVENT_TRACK_CHANGED; pdu->params[4] = AVRCP_EVENT_TRACK_REACHED_START; pdu->params[5] = AVRCP_EVENT_TRACK_REACHED_END; @@ -592,7 +645,7 @@ static uint8_t avrcp_handle_get_capabilities(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -606,7 +659,7 @@ static uint8_t avrcp_handle_list_player_attributes(struct avrcp_player *player, if (len != 0) { pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -653,7 +706,7 @@ static uint8_t avrcp_handle_list_player_values(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -724,7 +777,7 @@ static uint8_t avrcp_handle_get_element_attributes(struct avrcp_player *player, return AVC_CTYPE_STABLE; err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -781,7 +834,7 @@ static uint8_t avrcp_handle_get_current_player_value(struct avrcp_player *player err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -802,7 +855,7 @@ static uint8_t avrcp_handle_set_player_value(struct avrcp_player *player, * and set the existent ones. Sec. 5.2.4 is not clear however how to * indicate that a certain ID was not accepted. If at least one * attribute is valid, we respond with no parameters. Otherwise an - * E_INVALID_PARAM is sent. + * STATUS_INVALID_PARAMETER is sent. */ for (len = 0, i = 0, param = &pdu->params[1]; i < pdu->params[0]; i++, param += 2) { @@ -820,7 +873,7 @@ static uint8_t avrcp_handle_set_player_value(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -832,7 +885,7 @@ static uint8_t avrcp_handle_displayable_charset(struct avrcp_player *player, if (len < 3) { pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -864,7 +917,7 @@ static uint8_t avrcp_handle_ct_battery_status(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -879,7 +932,7 @@ static uint8_t avrcp_handle_get_play_status(struct avrcp_player *player, if (len != 0) { pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -918,7 +971,7 @@ static uint8_t avrcp_handle_register_notification(struct avrcp_player *player, goto err; switch (pdu->params[0]) { - case AVRCP_EVENT_STATUS_CHANGED: + case AVRCP_EVENT_PLAYBACK_STATUS_CHANGED: len = 2; pdu->params[1] = player->cb->get_status(player->user_data); @@ -948,7 +1001,7 @@ static uint8_t avrcp_handle_register_notification(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -988,7 +1041,7 @@ static uint8_t avrcp_handle_request_continuing(struct avrcp_player *player, return AVC_CTYPE_STABLE; err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -1014,7 +1067,7 @@ static uint8_t avrcp_handle_abort_continuing(struct avrcp_player *player, err: pdu->params_len = htons(1); - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; return AVC_CTYPE_REJECTED; } @@ -1079,7 +1132,7 @@ static size_t handle_vendordep_pdu(struct avctp *session, uint8_t transaction, pdu->rsvd = 0; if (operand_count < AVRCP_HEADER_LENGTH) { - pdu->params[0] = E_INVALID_COMMAND; + pdu->params[0] = STATUS_INVALID_COMMAND; goto err_metadata; } @@ -1089,12 +1142,12 @@ static size_t handle_vendordep_pdu(struct avctp *session, uint8_t transaction, } if (!handler || handler->code != *code) { - pdu->params[0] = E_INVALID_COMMAND; + pdu->params[0] = STATUS_INVALID_COMMAND; goto err_metadata; } if (!handler->func) { - pdu->params[0] = E_INVALID_PARAM; + pdu->params[0] = STATUS_INVALID_PARAMETER; goto err_metadata; } @@ -1122,7 +1175,7 @@ size_t avrcp_handle_vendor_reject(uint8_t *code, uint8_t *operands) *code = AVC_CTYPE_REJECTED; pdu->params_len = htons(1); - pdu->params[0] = E_INTERNAL; + pdu->params[0] = STATUS_INTERNAL_ERROR; DBG("rejecting AVRCP PDU 0x%02X, company 0x%06X len 0x%04X", pdu->pdu_id, company_id, pdu->params_len); @@ -1236,7 +1289,7 @@ static void state_changed(struct audio_device *dev, avctp_state_t old_state, desc = list->data; - if (desc && desc->version >= 0x0104) + if (desc && desc->version >= AVRCP_VERSION_1_4) register_volume_notification(player); sdp_list_free(list, free); diff --git a/audio/avrcp.h b/audio/avrcp.h index bf11a6c..0045a2c 100644 --- a/audio/avrcp.h +++ b/audio/avrcp.h @@ -22,59 +22,75 @@ * */ -/* player attributes */ -#define AVRCP_ATTRIBUTE_ILEGAL 0x00 -#define AVRCP_ATTRIBUTE_EQUALIZER 0x01 -#define AVRCP_ATTRIBUTE_REPEAT_MODE 0x02 -#define AVRCP_ATTRIBUTE_SHUFFLE 0x03 -#define AVRCP_ATTRIBUTE_SCAN 0x04 +enum player_attribute { + AVRCP_ATTRIBUTE_ILEGAL = 0x00, + AVRCP_ATTRIBUTE_EQUALIZER = 0x01, + AVRCP_ATTRIBUTE_REPEAT_MODE = 0x02, + AVRCP_ATTRIBUTE_SHUFFLE = 0x03, + AVRCP_ATTRIBUTE_SCAN = 0x04 +}; -/* equalizer values */ -#define AVRCP_EQUALIZER_OFF 0x01 -#define AVRCP_EQUALIZER_ON 0x02 +enum equalizer_value { + AVRCP_EQUALIZER_OFF = 0x01, + AVRCP_EQUALIZER_ON = 0x02 +}; -/* repeat mode values */ -#define AVRCP_REPEAT_MODE_OFF 0x01 -#define AVRCP_REPEAT_MODE_SINGLE 0x02 -#define AVRCP_REPEAT_MODE_ALL 0x03 -#define AVRCP_REPEAT_MODE_GROUP 0x04 +enum repeat_mode_value { + AVRCP_REPEAT_MODE_OFF = 0x01, + AVRCP_REPEAT_MODE_SINGLE = 0x02, + AVRCP_REPEAT_MODE_ALL = 0x03, + AVRCP_REPEAT_MODE_GROUP = 0x04 +}; -/* shuffle values */ -#define AVRCP_SHUFFLE_OFF 0x01 -#define AVRCP_SHUFFLE_ALL 0x02 -#define AVRCP_SHUFFLE_GROUP 0x03 +enum shuffle_value { + AVRCP_SHUFFLE_OFF = 0x01, + AVRCP_SHUFFLE_ALL = 0x02, + AVRCP_SHUFFLE_GROUP = 0x03 +}; -/* scan values */ -#define AVRCP_SCAN_OFF 0x01 -#define AVRCP_SCAN_ALL 0x02 -#define AVRCP_SCAN_GROUP 0x03 +enum scan_value { + AVRCP_SCAN_OFF = 0x01, + AVRCP_SCAN_ALL = 0x02, + AVRCP_SCAN_GROUP = 0x03 +}; -/* media attributes */ -#define AVRCP_MEDIA_ATTRIBUTE_ILLEGAL 0x00 -#define AVRCP_MEDIA_ATTRIBUTE_TITLE 0x01 -#define AVRCP_MEDIA_ATTRIBUTE_ARTIST 0x02 -#define AVRCP_MEDIA_ATTRIBUTE_ALBUM 0x03 -#define AVRCP_MEDIA_ATTRIBUTE_TRACK 0x04 -#define AVRCP_MEDIA_ATTRIBUTE_N_TRACKS 0x05 -#define AVRCP_MEDIA_ATTRIBUTE_GENRE 0x06 -#define AVRCP_MEDIA_ATTRIBUTE_DURATION 0x07 -#define AVRCP_MEDIA_ATTRIBUTE_LAST AVRCP_MEDIA_ATTRIBUTE_DURATION +enum media_attribute { + AVRCP_MEDIA_ATTRIBUTE_ILLEGAL = 0x00, + AVRCP_MEDIA_ATTRIBUTE_TITLE = 0x01, + AVRCP_MEDIA_ATTRIBUTE_ARTIST = 0x02, + AVRCP_MEDIA_ATTRIBUTE_ALBUM = 0x03, + AVRCP_MEDIA_ATTRIBUTE_TRACK = 0x04, + AVRCP_MEDIA_ATTRIBUTE_N_TRACKS = 0x05, + AVRCP_MEDIA_ATTRIBUTE_GENRE = 0x06, + AVRCP_MEDIA_ATTRIBUTE_DURATION = 0x07, + AVRCP_MEDIA_ATTRIBUTE_LAST = AVRCP_MEDIA_ATTRIBUTE_DURATION +}; -/* play status */ -#define AVRCP_PLAY_STATUS_STOPPED 0x00 -#define AVRCP_PLAY_STATUS_PLAYING 0x01 -#define AVRCP_PLAY_STATUS_PAUSED 0x02 -#define AVRCP_PLAY_STATUS_FWD_SEEK 0x03 -#define AVRCP_PLAY_STATUS_REV_SEEK 0x04 -#define AVRCP_PLAY_STATUS_ERROR 0xFF +enum play_status { + AVRCP_PLAY_STATUS_STOPPED = 0x00, + AVRCP_PLAY_STATUS_PLAYING = 0x01, + AVRCP_PLAY_STATUS_PAUSED = 0x02, + AVRCP_PLAY_STATUS_FWD_SEEK = 0x03, + AVRCP_PLAY_STATUS_REV_SEEK = 0x04, + AVRCP_PLAY_STATUS_ERROR = 0xFF +}; -/* Notification events */ -#define AVRCP_EVENT_STATUS_CHANGED 0x01 -#define AVRCP_EVENT_TRACK_CHANGED 0x02 -#define AVRCP_EVENT_TRACK_REACHED_END 0x03 -#define AVRCP_EVENT_TRACK_REACHED_START 0x04 -#define AVRCP_EVENT_VOLUME_CHANGED 0x0d -#define AVRCP_EVENT_LAST AVRCP_EVENT_VOLUME_CHANGED +enum notification_event { + AVRCP_EVENT_PLAYBACK_STATUS_CHANGED = 0x01, + AVRCP_EVENT_TRACK_CHANGED = 0x02, + AVRCP_EVENT_TRACK_REACHED_END = 0x03, + AVRCP_EVENT_TRACK_REACHED_START = 0x04, + AVRCP_EVENT_PLAYBACK_POS_CHANGED = 0x05, + AVRCP_EVENT_BATT_STATUS_CHANGED = 0x06, + AVRCP_EVENT_SYSTEM_STATUS_CHANGED = 0x07, + AVRCP_EVENT_PLAYER_APPLICATION_SETTING_CHANGED = 0x08, + AVRCP_EVENT_NOW_PLAYING_CONTENT_CHANGED = 0x09, + AVRCP_EVENT_AVAILABLE_PLAYERS_CHANGED = 0x0A, + AVRCP_EVENT_ADDRESSED_PLAYER_CHANGED = 0x0B, + AVRCP_EVENT_UIDS_CHANGED = 0x0C, + AVRCP_EVENT_VOLUME_CHANGED = 0x0D, + AVRCP_EVENT_LAST = AVRCP_EVENT_VOLUME_CHANGED +}; struct avrcp_player_cb { int (*get_setting) (uint8_t attr, void *user_data); diff --git a/audio/media.c b/audio/media.c index 1956653..4e23273 100644 --- a/audio/media.c +++ b/audio/media.c @@ -1414,7 +1414,7 @@ static gboolean set_status(struct media_player *mp, DBusMessageIter *iter) mp->status = val; - avrcp_player_event(mp->player, AVRCP_EVENT_STATUS_CHANGED, &val); + avrcp_player_event(mp->player, AVRCP_EVENT_PLAYBACK_STATUS_CHANGED, &val); return TRUE; } -- on behalf of ST-Ericsson