session-desktop/protos/DeviceMessages.proto

package textsecure;

message ProvisioningUuid {
 optional string uuid = 1;
}


message ProvisionEnvelope {
  optional bytes publicKey = 1;
  optional bytes body      = 2; // Encrypted ProvisionMessage
}

message ProvisionMessage {
  optional bytes  identityKeyPrivate = 2;
  optional string number             = 3;
  optional string provisioningCode   = 4;
}

message DeviceControl {
  enum Type {
    UNKNOWN                            = 0;
    NEW_DEVICE_REGISTERED              = 1; // Requries only newDeviceId
    SENT_MESSAGE                       = 2; // Requires only message
  }
  message MessageSent {
    required string  otherNumber = 1; // The destination account (ie phone #), not device
    required uint64  timestamp   = 2;
    required bytes   message     = 3; // PushMessageContent
  }
  required Type        type        = 1;
  optional uint32      newDeviceId = 2;
  optional MessageSent message     = 3;
}