////////////////////////////////////////////////////////////////////////////////
// Copyright 2019 Google LLC.
//
// This software is licensed under the terms defined in the Widevine Master
// License Agreement. For a copy of this agreement, please contact
// widevine-licensing@google.com.
////////////////////////////////////////////////////////////////////////////////

// Implements the device info helper function.
#include "common/device_info_util.h"

#include "absl/strings/ascii.h"

namespace widevine {
bool IsMatchedMakeModel(const std::string& expected_make,
                        const std::string& expected_model,
                        const std::string& make_from_client,
                        const std::string& model_from_client) {
  return absl::AsciiStrToLower(expected_make) ==
             absl::AsciiStrToLower(make_from_client) &&
         absl::AsciiStrToLower(expected_model) ==
             absl::AsciiStrToLower(model_from_client);
}

bool VerifyMakeModel(const ProvisionedDeviceInfo& device_info,
                     const std::string& make_from_client,
                     const std::string& model_from_client) {
  if (IsMatchedMakeModel(device_info.manufacturer(), device_info.model(),
                         make_from_client, model_from_client)) {
    return true;
  }
  for (ProvisionedDeviceInfo::ModelInfo product_info :
       device_info.model_info()) {
    if (IsMatchedMakeModel(product_info.manufacturer(), product_info.model(),
                           make_from_client, model_from_client)) {
      return true;
    }
  }
  return false;
}
}  // namespace widevine