syntax = "proto3";

package stream;

option go_package = "github.com/chirpstack/chirpstack/api/go/v4/stream";
option java_package = "io.chirpstack.api.stream";
option java_multiple_files = true;
option java_outer_classname = "MetaProto";
option csharp_namespace = "Chirpstack.Stream";
option php_namespace = "Chirpstack\\Stream";
option php_metadata_namespace = "GPBMetadata\\Chirpstack\\Stream";

import "common/common.proto";
import "gw/gw.proto";

message UplinkMeta {
  // Device EUI (EUI64).
  string dev_eui = 1;

  // TX meta-data.
  gw.UplinkTxInfo tx_info = 2;

  // RX meta-data.
  repeated gw.UplinkRxInfo rx_info = 3;

  // PHYPayload byte count.
  uint32 phy_payload_byte_count = 4;

  // MAC-Command byte count.
  uint32 mac_command_byte_count = 5;

  // Application payload byte count.
  uint32 application_payload_byte_count = 6;

  // Message type.
  common.MType message_type = 7;
}

message DownlinkMeta {
  // Device EUI (EUI64).
  string dev_eui = 1;

  // Multicast Group ID (UUID).
  string multicast_group_id = 2;

  // TX meta-data.
  gw.DownlinkTxInfo tx_info = 3;

  // PHYPayload byte count.
  uint32 phy_payload_byte_count = 4;

  // MAC-Command byte count.
  uint32 mac_command_byte_count = 5;

  // Application payload byte count.
  uint32 application_payload_byte_count = 6;

  // Message type.
  common.MType message_type = 7;

  // Gateway ID (EUI64).
  string gateway_id = 8;
}