syntax = "proto2";

message CommandRequest {
  oneof kind {
    LifecycleAction lifecycle = 1;
    LinkLayerTransmission linklayer_tx = 2;
    RadioConfiguration radio_cfg = 3;
  }
}

message CommandResponse {
  enum Status {
    SUCCESS = 0;
    FAILURE = 1;
    UNKNOWN = 2;
    NOT_IMPLEMENTED = 3;
  }

  required Status status = 1;
  optional string message = 2;
  optional CommandResponseData data = 3;
}

message CommandResponseData {
  oneof kind {
     RadioConfiguration radio_cfg = 1;
  }
}

enum LifecycleAction {
  SOFT_RESET = 0;
  HARD_RESET = 1;
}

enum LinkLayerPriority {
  BACKGROUND = 0;
  BEST_EFFORT = 1;
  VIDEO = 2;
  VOICE = 3;
}

message RadioConfiguration {
  optional bytes address = 1;
  optional uint32 channel_frequency_mhz = 2;
  optional bool filter_unicast_destination = 3;
  optional sint32 default_tx_power_cbm = 4;
  optional uint32 default_tx_datarate_500kbps = 5;
}

message LinkLayerTransmission {
  optional bytes source = 1;
  required bytes destination = 2;
  required LinkLayerPriority priority = 3;
  optional uint32 channel = 4;
  optional uint32 datarate_500kbps = 5;
  optional sint32 power_cbm = 6; // centi Bel mW = 10 * dBm
  required bytes payload = 10;
}

message LinkLayerReception {
  required bytes source = 1;
  required bytes destination = 2;
  optional uint32 channel = 4;
  optional sint32 power_cbm = 6;
  required bytes payload = 10;
}

message ChannelBusyRatio {
  required uint32 busy = 1;
  required uint32 total = 2;
}

message GossipMessage {
  oneof kind {
    ChannelBusyRatio cbr = 1;
    LinkLayerReception linklayer_rx = 2;
  }
}