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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_ASH_PLATFORM_KEYS_KEY_PERMISSIONS_KEY_PERMISSIONS_SERVICE_H_
#define CHROME_BROWSER_ASH_PLATFORM_KEYS_KEY_PERMISSIONS_KEY_PERMISSIONS_SERVICE_H_
#include <memory>
#include <optional>
#include <string>
#include <vector>
#include "base/functional/callback_forward.h"
#include "chrome/browser/chromeos/platform_keys/platform_keys.h"
#include "components/keyed_service/core/keyed_service.h"
namespace ash::platform_keys {
using CanUserGrantPermissionForKeyCallback =
base::OnceCallback<void(bool allowed)>;
// If an error occurs, |corporate| will be a nullopt.
using IsCorporateKeyCallback =
base::OnceCallback<void(std::optional<bool> corporate,
chromeos::platform_keys::Status status)>;
using SetCorporateKeyCallback =
base::OnceCallback<void(chromeos::platform_keys::Status status)>;
// ** KeyPermissionService Responsibility **
// A KeyPermissionService instance is responsible for answering queries
// regarding platform keys permissions with respect to a specific profile.
// Note: KeyPermissionsService instances can be used for sign-in profile to
// answer queries for system-wide keys.
//
// ** Corporate Usage **
// As not every key is meant for corporate usage but probably for the user's
// private usage, this class introduces the concept of tagging keys with the
// intended purpose of the key. Currently, the only usage that can be assigned
// to a key is "corporate".
// Every key that is generated by the chrome.enterprise.platformKeys API (which
// requires the user account to be managed), is marked for corporate usage.
// Any key that is generated or imported by other means is currently not marked
// for corporate usage.
class KeyPermissionsService : public KeyedService {
public:
KeyPermissionsService();
~KeyPermissionsService() override;
// Determines if the user can grant unlimited sign permission for
// |public_key_spki_der| to extensions. |callback| will be invoked with the
// result.
virtual void CanUserGrantPermissionForKey(
std::vector<uint8_t> public_key_spki_der,
CanUserGrantPermissionForKeyCallback callback) = 0;
// Determines if the key identified by |public_key_spki_der|is marked for
// corporate usage. |callback| will be invoked with the result.
virtual void IsCorporateKey(std::vector<uint8_t> public_key_spki_der,
IsCorporateKeyCallback callback) = 0;
// Marks the key identified by |public_key_spki_der| as corporate usage.
// |callback| will be invoked with the resulting status.
virtual void SetCorporateKey(std::vector<uint8_t> public_key_spki_der,
SetCorporateKeyCallback callback) = 0;
};
} // namespace ash::platform_keys
#endif // CHROME_BROWSER_ASH_PLATFORM_KEYS_KEY_PERMISSIONS_KEY_PERMISSIONS_SERVICE_H_
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