// ----------------------------------------------------------------------------
// device_files.proto
// ----------------------------------------------------------------------------
// Copyright 2018 Google LLC. All Rights Reserved. This file and proprietary
// source code may only be used and distributed under the Widevine Master
// License Agreement.
//
// Description:
//   Format of various files stored at the device.
//
syntax = "proto2";

package android.hardware.drm.V1_2.clearkey;

// need this if we are using libprotobuf-cpp-2.3.0-lite
option optimize_for = LITE_RUNTIME;

message License {
  enum LicenseState {
    ACTIVE = 1;
    RELEASING = 2;
  }

  optional LicenseState state = 1;
  optional bytes license = 2;
}

message OfflineFile {
  enum FileType {
    LICENSE = 1;
  }

  enum FileVersion {
    VERSION_1 = 1;
  }

  optional FileType type = 1;
  optional FileVersion version = 2 [default = VERSION_1];
  optional License license = 3;

}

message HashedFile {
  optional bytes file = 1;
  // A raw (not hex-encoded) SHA256, taken over the bytes of 'file'.
  optional bytes hash = 2;
}