syntax = "proto3";

package privacy.ppn;

option java_multiple_files = true;
option java_package = "com.google.privacy.ppn.proto";

// Indicates which proxy layer a set of tokens will be used with.
enum ProxyLayer {
  PROXY_LAYER_UNSPECIFIED = 0;
  PROXY_A = 1;
  PROXY_B = 2;
}