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3bb656625b
add class driver source files. also register iap audio sink. usbstack/iap/libiap directory is imported from libiap. Change-Id: I776c5caec33fe9efadc448e2e3b37d500bf19c9f
107 lines
3.2 KiB
C
107 lines
3.2 KiB
C
#pragma once
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#include <stddef.h>
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#include <stdint.h>
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#include "bool.h"
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#include "notification.h"
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#include "platform.h"
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struct IAPContext;
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struct IAPSpan;
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typedef IAPBool (*IAPOnSendComplete)(struct IAPContext* ctx);
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struct IAPOpts {
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/* indicate usb transport is highspeed */
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IAPBool usb_highspeed : 1;
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/* needed to support some accessories which don't set correct hid report id */
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IAPBool ignore_hid_report_id : 1;
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/* limit packet size while sending artworks for stability */
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IAPBool artwork_single_report : 1;
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/* dump each packets */
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IAPBool enable_packet_dump : 1;
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};
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struct IAPContextButtons {
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IAPBool play_pause : 1;
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IAPBool volume_up : 1;
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IAPBool volume_down : 1;
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IAPBool next_track : 1;
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IAPBool prev_track : 1;
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IAPBool next_album : 1;
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IAPBool prev_album : 1;
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IAPBool stop : 1;
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IAPBool play : 1;
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IAPBool pause : 1;
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IAPBool mute_toggle : 1;
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IAPBool next_chapter : 1;
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IAPBool prev_chapter : 1;
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IAPBool next_playlist : 1;
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IAPBool prev_playlist : 1;
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IAPBool shuffle_advance : 1;
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IAPBool repeat_advance : 1;
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};
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struct IAPActiveEvent;
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typedef IAPBool (*IAPActiveEventReadyCallback)(struct IAPContext* ctx, struct IAPActiveEvent* event);
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struct IAPActiveEvent {
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IAPActiveEventReadyCallback callback;
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union {
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uint32_t sampr;
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struct {
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struct IAPPlatformPendingControl control;
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IAPBool result;
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} control_response;
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};
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};
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struct IAPContext {
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/* set by user */
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void* platform; /* opaque to platform functions */
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struct IAPOpts opts; /* options */
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/* iap_feed_hid_report */
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uint8_t* hid_recv_buf;
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size_t hid_recv_buf_cursor;
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/* _iap_send_packet, _iap_send_hid_reports */
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uint8_t* send_buf;
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size_t send_buf_sending_cursor;
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size_t send_buf_sending_range_begin;
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size_t send_buf_sending_range_end;
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/* _iap_send_next_report */
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/* for library-oriented, manageable events */
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IAPOnSendComplete on_send_complete;
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/* for user-oriented, unexpectable events */
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struct IAPActiveEvent active_events[2];
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/* _iap_feed_packet */
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int32_t handling_trans_id;
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/* iap.c */
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struct IAPContextButtons context_button_state;
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struct IAPPlatformArtwork artwork;
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size_t artwork_cursor;
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uint16_t trans_id;
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uint16_t artwork_chunk_index;
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int32_t artwork_trans_id;
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uint16_t artwork_data_command;
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uint8_t artwork_data_lingo;
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uint8_t trans_id_support; /* TransIDSupport */
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/* notification.c */
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/* DisplayRemote::SetRemoteEventNotification */
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uint32_t enabled_notifications_3;
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uint32_t notifications_3;
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/* ExtendedInterface::SetPlayStatusChangeNotification */
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uint32_t enabled_notifications_4;
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uint32_t notifications_4;
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/* notification data */
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struct _IAPNotifyState notification_data;
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uint8_t notification_tick;
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/* _iap_send_hid_reports */
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uint8_t* hid_send_staging_buf;
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IAPBool send_busy : 1;
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IAPBool flushing_notifications : 1;
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IAPBool waiting_for_audio_attrs_ack : 1;
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uint8_t phase; /* IAPPhase */
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};
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