syntax = "proto3";

import "google/protobuf/empty.proto";

package blueberry.facade.topshim;

service AdapterService {
  rpc FetchEvents(FetchEventsRequest) returns (stream FetchEventsResponse) {}
  rpc ToggleStack(ToggleStackRequest) returns (ToggleStackResponse) {}
  rpc SetDiscoveryMode(SetDiscoveryModeRequest) returns (SetDiscoveryModeResponse) {}
  rpc ClearEventFilter(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClearEventMask(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClearFilterAcceptList(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc DisconnectAllAcls(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc LeRand(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetEventFilterConnectionSetupAllDevices(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc AllowWakeByHid(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc RestoreFilterAcceptList(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetDefaultEventMaskExcept(SetDefaultEventMaskExceptRequest) returns (google.protobuf.Empty) {}
  rpc SetEventFilterInquiryResultAllDevices(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetLocalIoCaps(SetLocalIoCapsRequest) returns (SetLocalIoCapsResponse) {}
  rpc ToggleDiscovery(ToggleDiscoveryRequest) returns (ToggleDiscoveryResponse) {}
}

service SecurityService {
    rpc RemoveBond(RemoveBondRequest) returns (google.protobuf.Empty) {}
    rpc GenerateLocalOobData(GenerateOobDataRequest) returns (google.protobuf.Empty) {}
    rpc CreateBond(CreateBondRequest) returns (CreateBondResponse) {}
}

service GattService {
  // Advertiser
  rpc RegisterAdvertiser(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc UnregisterAdvertiser(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc GetOwnAddress(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetParameters(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetData(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc AdvertisingEnable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc AdvertisingDisable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetPeriodicAdvertisingParameters(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetPeriodicAdvertisingData(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetPeriodicAdvertisingEnable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StartAdvertising(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StartAdvertisingSet(google.protobuf.Empty) returns (google.protobuf.Empty) {}

  // Scanner
  rpc RegisterScanner(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc UnregisterScanner(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StartScan(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StopScan(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ScanFilterSetup(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ScanFilterAdd(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ScanFilterClear(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ScanFilterEnable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ScanFilterDisable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SetScanParameters(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc BatchScanConfigStorage(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc BatchScanEnable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc BatchScanDisable(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc BatchScanReadReports(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StartSync(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StopSync(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc CancelCreateSync(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc TransferSync(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc TransferSetInfo(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SyncTxParameters(google.protobuf.Empty) returns (google.protobuf.Empty) {}

  // Gatt Client
  rpc RegisterClient(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc UnregisterClient(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClientConnect(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClientDisconnect(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc Refresh(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SearchService(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc BtifGattcDiscoverServiceByUuid(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ReadCharacteristic(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ReadUsingCharacteristicUuid(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc WriteCharacteristic(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ReadDescriptor(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc WriteDescriptor(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ExecuteWrite(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc RegisterForNotification(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc DeregisterForNotification(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ReadRemoteRssi(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc GetDeviceType(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ConfigureMtu(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ConnParameterUpdate(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClientSetPreferredPhy(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ClientReadPhy(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc TestCommand(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc GetGattDb(google.protobuf.Empty) returns (google.protobuf.Empty) {}

  // Gatt Server
  rpc RegisterServer(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc UnregisterServer(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ServerConnect(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ServerDisconnect(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc AddService(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc StopService(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc DeleteService(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SendIndication(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc SendResponse(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ServerSetPreferredPhy(google.protobuf.Empty) returns (google.protobuf.Empty) {}
  rpc ServerReadPhy(google.protobuf.Empty) returns (google.protobuf.Empty) {}
}

service HfpService {
  rpc StartSlc(StartSlcRequest) returns (google.protobuf.Empty) {}
  rpc StopSlc(StopSlcRequest) returns (google.protobuf.Empty) {}
  rpc ConnectAudio(ConnectAudioRequest) returns (google.protobuf.Empty) {}
  rpc DisconnectAudio(DisconnectAudioRequest) returns (google.protobuf.Empty) {}
  rpc SetVolume(SetVolumeRequest) returns (google.protobuf.Empty) {}
  rpc FetchEvents(FetchEventsRequest) returns (stream FetchEventsResponse) {}
}

service HfClientService {
  rpc StartSlc(StartSlcRequest) returns (StartSlcResponse) {}
  rpc StopSlc(StopSlcRequest) returns (StopSlcResponse) {}
  rpc ConnectAudio(ConnectAudioRequest) returns (ConnectAudioResponse) {}
  rpc DisconnectAudio(DisconnectAudioRequest) returns (DisconnectAudioResponse) {}
}

enum EventType {
  ADAPTER_STATE = 0;
  SSP_REQUEST = 1;
  LE_RAND = 2;
  GENERATE_LOCAL_OOB_DATA = 3;
  HFP_CONNECTION_STATE = 4;
  ADAPTER_PROPERTY = 5;
  DISCOVERY_STATE = 6;
  DEVICE_FOUND = 7;
  BOND_STATE = 8;
}

message FetchEventsRequest {}

message FetchEventsResponse {
  EventType event_type = 1;
  string data = 2;
  // Storing all event related data as a key-value pair.
  map<string, EventData> params = 3;
}

message EventData {
  repeated string data = 1;
}

message ToggleStackRequest {
  bool start_stack = 1;  // True for enable; false for disable
}

message ToggleStackResponse {}

message SetDiscoveryModeRequest {
  bool enable_page_scan = 1;
  bool enable_inquiry_scan = 2;
}

message SetDiscoveryModeResponse {
  int32 status = 1;
}

service MediaService {
  rpc StartA2dp(StartA2dpRequest) returns (StartA2dpResponse) {}
  rpc A2dpSourceConnect(A2dpSourceConnectRequest) returns (A2dpSourceConnectResponse) {}
  rpc A2dpSourceSetActiveDevice(A2dpSourceSetActiveDeviceRequest) returns (A2dpSourceSetActiveDevicetResponse) {}
}

message StartA2dpRequest {
  bool start_a2dp_source = 1;
  bool start_a2dp_sink = 2;
}

message StartA2dpResponse {}

message A2dpSourceConnectRequest {
  string address = 1;
}

message A2dpSourceConnectResponse {}

message A2dpSourceSetActiveDeviceRequest {
  string address = 1;
}

message A2dpSourceSetActiveDevicetResponse {}

message RemoveBondRequest {
  string address = 1;
}

message StartSlcRequest {
  Connection connection = 1;
}

message StartSlcResponse {
  int32 status = 1;
}

message StopSlcRequest {
  Connection connection = 1;
}

message StopSlcResponse {
  int32 status = 1;
}

message ConnectAudioRequest {
  Connection connection = 1;
  bool is_sco_offload_enabled = 2;
  int32 disabled_codecs = 3;
}

message ConnectAudioResponse {
  int32 status = 1;
}

message DisconnectAudioRequest {
  Connection connection = 1;
}

message DisconnectAudioResponse {
  int32 status = 1;
}

message SetVolumeRequest {
  Connection connection = 1;
  int32 volume = 2;
}

message SetDefaultEventMaskExceptRequest {
  uint64 mask = 1;
  uint64 le_mask = 2;
}

// A Token representing an ACL connection.
// It's acquired via a Connect on the Host service (Bluetooth Core stack in our case).
message Connection {
// For our HFP APIs this would store the bluetooth address but staying consistent with Pandora naming.
  bytes cookie = 1;
}

message GenerateOobDataRequest {
  int32 transport = 1;
}

message SetLocalIoCapsRequest {
  int32 io_capability = 1;
}

message SetLocalIoCapsResponse {
  int32 status = 1;
}

message ToggleDiscoveryRequest {
  bool is_start = 1;
}

message ToggleDiscoveryResponse {
  int32 status = 1;
}

message CreateBondRequest {
  string address = 1;
  int32 transport = 2;
}

message CreateBondResponse {
  int32 status = 1;
}