device/fido/authenticator_supported_options.cc

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "device/fido/authenticator_supported_options.h"

#include <utility>

#include "device/fido/fido_constants.h"

namespace device {

AuthenticatorSupportedOptions::AuthenticatorSupportedOptions() = default;
AuthenticatorSupportedOptions::AuthenticatorSupportedOptions(
    const AuthenticatorSupportedOptions& other) = default;
AuthenticatorSupportedOptions& AuthenticatorSupportedOptions::operator=(
    const AuthenticatorSupportedOptions& other) = default;
AuthenticatorSupportedOptions::~AuthenticatorSupportedOptions() = default;

cbor::Value ConvertToCBOR(const AuthenticatorSupportedOptions& options) {
  cbor::Value::MapValue option_map;
  option_map.emplace(kResidentKeyMapKey, options.supports_resident_key);
  option_map.emplace(kUserPresenceMapKey, options.supports_user_presence);
  option_map.emplace(kPlatformDeviceMapKey, options.is_platform_device);

  using UvAvailability =
      AuthenticatorSupportedOptions::UserVerificationAvailability;

  switch (options.user_verification_availability) {
    case UvAvailability::kSupportedAndConfigured:
      option_map.emplace(kUserVerificationMapKey, true);
      break;
    case UvAvailability::kSupportedButNotConfigured:
      option_map.emplace(kUserVerificationMapKey, false);
      break;
    case UvAvailability::kNotSupported:
      break;
  }

  using ClientPinAvailability =
      AuthenticatorSupportedOptions::ClientPinAvailability;

  switch (options.client_pin_availability) {
    case ClientPinAvailability::kSupportedAndPinSet:
      option_map.emplace(kClientPinMapKey, true);
      break;
    case ClientPinAvailability::kSupportedButPinNotSet:
      option_map.emplace(kClientPinMapKey, false);
      break;
    case ClientPinAvailability::kNotSupported:
      break;
  }

  if (options.supports_credential_management) {
    option_map.emplace(kCredentialManagementMapKey, true);
  }
  if (options.supports_credential_management_preview) {
    option_map.emplace(kCredentialManagementPreviewMapKey, true);
  }

  return cbor::Value(std::move(option_map));
}

}  // namespace device