syntax = "proto3";

package meshtastic;

import "meshtastic/mesh.proto";

option csharp_namespace = "Meshtastic.Protobufs";
option go_package = "github.com/meshtastic/go/generated";
option java_outer_classname = "MQTTProtos";
option java_package = "com.geeksville.mesh";
option swift_prefix = "";

/*
 * This message wraps a MeshPacket with extra metadata about the sender and how it arrived.
 */
message ServiceEnvelope {
  /*
   * The (probably encrypted) packet
   */
  MeshPacket packet = 1;

  /*
   * The global channel ID it was sent on
   */
  string channel_id = 2;

  /*
   * The sending gateway node ID. Can we use this to authenticate/prevent fake
   * nodeid impersonation for senders? - i.e. use gateway/mesh id (which is authenticated) + local node id as
   * the globally trusted nodenum
   */
  string gateway_id = 3;
}