chromium/chromeos/ash/components/osauth/public/common_types.h

// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CHROMEOS_ASH_COMPONENTS_OSAUTH_PUBLIC_COMMON_TYPES_H_
#define CHROMEOS_ASH_COMPONENTS_OSAUTH_PUBLIC_COMMON_TYPES_H_

#include <string>

#include "base/component_export.h"
#include "base/containers/enum_set.h"
#include "base/functional/callback.h"
#include "components/account_id/account_id.h"

namespace ash {

class UserContext;

// This token represents authentication proof. It can be safely passed
// between components, and can be used to obtain authenticated
// 'UserContext' from `AuthSessionStorage` to perform authenticated
// operations.
// TODO(b/259528315): Once switch from QuickUnlockStorage is completed,
// replace it with StrongAlias or UnguessableToken.
AuthProofToken;

// Authentication can be required for different scenarios,
// with some specifics or trade-offs. This enumeration allows
// to distinguish such scenarios when requesting authentication.
//
// Important! These values are persisted in LocalState, do not renumber them.
enum class AuthPurpose { … };

// Authentication factors (and their implementations) that can be used
// for interactive authentication in Ash.
// Not to be confused with cryptohome AuthFactors:
//   * Some factors (like SmartLock) are implemented without cryptohome;
//   * Some cryptohome factors (like Kiosk) are not used for regular user
//     authentication;
//   * Multiple factors (e.g. GAIA password and Local password) might be
//     backed by the same cryptohome factor.
//
// Important! These values are persisted in LocalState, do not renumber them.
enum class AshAuthFactor { … };

AuthFactorsSet;

enum class AuthHubMode { … };

struct COMPONENT_EXPORT(CHROMEOS_ASH_COMPONENTS_OSAUTH) AuthAttemptVector { … };

BorrowContextCallback;

}  // namespace ash

#endif  // CHROMEOS_ASH_COMPONENTS_OSAUTH_PUBLIC_COMMON_TYPES_H_