syntax = "proto3";

package blueberry.facade.hci;

import "google/protobuf/empty.proto";
import "blueberry/facade/common.proto";

service LeAdvertisingManagerFacade {
  rpc CreateAdvertiser(CreateAdvertiserRequest) returns (CreateAdvertiserResponse) {}
  rpc ExtendedCreateAdvertiser(ExtendedCreateAdvertiserRequest) returns (ExtendedCreateAdvertiserResponse) {}
  rpc EnableAdvertiser(EnableAdvertiserRequest) returns (google.protobuf.Empty) {}
  rpc SetData(SetDataRequest) returns (google.protobuf.Empty) {}
  rpc SetParameters(SetParametersRequest) returns (google.protobuf.Empty) {}
  rpc SetPeriodicParameters(SetPeriodicParametersRequest) returns (google.protobuf.Empty) {}
  rpc SetPeriodicData(SetPeriodicDataRequest) returns (google.protobuf.Empty) {}
  rpc EnablePeriodicAdvertising(EnablePeriodicAdvertisingRequest) returns (google.protobuf.Empty) {}
  rpc GetOwnAddress(GetOwnAddressRequest) returns (google.protobuf.Empty) {}
  rpc GetNumberOfAdvertisingInstances(google.protobuf.Empty) returns (GetNumberOfAdvertisingInstancesResponse) {}
  rpc RemoveAdvertiser(RemoveAdvertiserRequest) returns (google.protobuf.Empty) {}
  rpc FetchCallbackEvents(google.protobuf.Empty) returns (stream AdvertisingCallbackMsg) {}
  rpc FetchAddressEvents(google.protobuf.Empty) returns (stream AddressMsg) {}
}

message GapDataMsg {
  bytes data = 1;
}

enum AdvertisingEventType {
  ADV_IND = 0x0;
  ADV_DIRECT_IND = 0x1;
  ADV_SCAN_IND = 0x2;
  ADV_NONCONN_IND = 0x3;
  ADV_DIRECT_IND_LOW = 0x4;
}

enum AdvertisingFilterPolicy {
  ALL_DEVICES = 0x0;
  LISTED_SCAN = 0x1;
  LISTED_CONNECT = 0x2;
  LISTED_SCAN_AND_CONNECT = 0x3;
};

enum AdvertisingProperty {
  NONE = 0x00;
  INCLUDE_TX_POWER = 0x06;
};

enum AdvertisingStatus {
  ADV_SUCCESS = 0x00;
  ADV_DATA_TOO_LARGE = 0x01;
  ADV_TOO_MANY_ADVERTISERS = 0x02;
  ADV_ALREADY_STARTED = 0x03;
  ADV_INTERNAL_ERROR = 0x04;
  ADV_FEATURE_UNSUPPORTED = 0x05;
};

message AdvertisingConfig {
  repeated GapDataMsg advertisement = 1;
  repeated GapDataMsg scan_response = 2;
  // Unit: number of Bluetooth slots in 0.125 ms increment
  int32 interval_min = 4;
  // Unit: number of Bluetooth slots in 0.125 ms increment
  int32 interval_max = 5;
  AdvertisingEventType advertising_type = 6;
  blueberry.facade.BluetoothOwnAddressTypeEnum own_address_type = 7;
  blueberry.facade.BluetoothPeerAddressTypeEnum peer_address_type = 8;
  blueberry.facade.BluetoothAddress peer_address = 9;
  int32 channel_map = 10;
  AdvertisingFilterPolicy filter_policy = 11;
  int32 tx_power = 12;
}

message ExtendedAdvertisingConfig {
  AdvertisingConfig advertising_config = 1;
  bool connectable = 2;
  bool scannable = 3;
  bool directed = 4;
  bool high_duty_directed_connectable = 5;
  bool legacy_pdus = 6;
  bool anonymous = 7;
  bool include_tx_power = 8;
  bool use_le_coded_phy = 9;
  int32 secondary_max_skip = 10;
  int32 secondary_advertising_phy = 11;
  int32 sid = 12;
  bool enable_scan_request_notifications = 13;
}

message PeriodicAdvertisingParameters {
  int32 min_interval = 1;
  int32 max_interval = 2;
  AdvertisingProperty advertising_property = 3;
}

message CreateAdvertiserRequest {
  AdvertisingConfig config = 1;
}

message CreateAdvertiserResponse {
  // -1 on error
  int32 advertiser_id = 1;
}

message ExtendedCreateAdvertiserRequest {
  ExtendedAdvertisingConfig config = 1;
}

message ExtendedCreateAdvertiserResponse {
  // -1 on error
  int32 advertiser_id = 1;
}

message EnableAdvertiserRequest {
  int32 advertiser_id = 1;
  bool enable = 2;
}

message SetDataRequest {
  int32 advertiser_id = 1;
  bool set_scan_rsp = 2;
  repeated GapDataMsg data = 3;
}

message SetParametersRequest {
  int32 advertiser_id = 1;
  AdvertisingConfig config = 2;
}

message SetPeriodicParametersRequest {
  int32 advertiser_id = 1;
  PeriodicAdvertisingParameters config = 2;
}

message SetPeriodicDataRequest {
  int32 advertiser_id = 1;
  repeated GapDataMsg data = 2;
}

message EnablePeriodicAdvertisingRequest {
  int32 advertiser_id = 1;
  bool enable = 2;
  bool include_adi = 3;
}

message GetOwnAddressRequest {
  int32 advertiser_id = 1;
}

message GetNumberOfAdvertisingInstancesResponse {
  int32 num_advertising_instances = 1;
}

message RemoveAdvertiserRequest {
  int32 advertiser_id = 1;
}

enum AdvertisingCallbackMsgType {
  ADVERTISING_SET_STARTED = 0;
  ADVERTISING_ENABLED = 1;
  ADVERTISING_DATA_SET = 2;
  SCAN_RESPONSE_DATA_SET = 3;
  ADVERTISING_PARAMETERS_UPDATED = 4;
  PERIODIC_ADVERTISING_PARAMETERS_UPDATED = 5;
  PERIODIC_ADVERTISING_DATA_SET = 6;
  PERIODIC_ADVERTISING_ENABLED = 7;
  OWN_ADDRESS_READ = 8;
}

message AdvertisingCallbackMsg {
  AdvertisingCallbackMsgType message_type = 1;
  uint32 advertiser_id = 2;
  AdvertisingStatus status = 3;
  uint32 data = 4;
}

message AddressMsg {
  AdvertisingCallbackMsgType message_type = 1;
  uint32 advertiser_id = 2;
  blueberry.facade.BluetoothAddressWithType address = 3;
}