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88 lines
3.3 KiB
C++
88 lines
3.3 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef THIRD_PARTY_NEARBY_SHARING_INTERNAL_IMPL_WINDOWS_REGISTRY_H_
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#define THIRD_PARTY_NEARBY_SHARING_INTERNAL_IMPL_WINDOWS_REGISTRY_H_
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#include <cstdint>
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#include <optional>
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#include <string>
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#include "absl/container/flat_hash_map.h"
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#include "absl/strings/string_view.h"
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#include "internal/platform/implementation/windows/registry_accessor.h"
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namespace nearby::platform::windows {
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class Registry {
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public:
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enum class Hive {
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kCurrentConfig,
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kCurrentUser,
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// Local machine hives
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// kSAM, Blocked
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// kSecurity, Blocked
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kSoftware,
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kSystem
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};
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enum class Key {
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kClients, // Read from Google\Update\Clients.
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kClientState, // Read from Google\Update\ClientState.
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kClientStateMedium, // Read from Google\Update\ClientStateMedium.
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kNearbyShare, // Read from Google\NearbyShare.
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kNearbyShareFlags, // Read from Google\NearbyShare\Flags.
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kWindows // Read from Microsoft\Windows NT\CurrentVersion, for testing.
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};
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static std::optional<uint32_t> ReadDword(
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Hive hive, Key key, const std::string& value,
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std::optional<absl::string_view> pretty_name = std::nullopt);
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static std::optional<std::string> ReadString(
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Hive hive, Key key, const std::string& value,
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std::optional<absl::string_view> pretty_name = std::nullopt);
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// If |create_sub_key| is true, the sub_key will be created if it does not
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// exist.
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// NOTE: do not set create_sub_key to true unless you know the current user
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// has the permission to create the sub key otherwise elevation will be
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// required.
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static bool SetDword(Hive hive, Key key, const std::string& value,
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uint32_t data, bool create_sub_key = false);
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// If |create_sub_key| is true, the sub_key will be created if it does not
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// exist.
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// NOTE: do not set create_sub_key to true unless you know the current user
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// has the permission to create the sub key otherwise elevation will be
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// required.
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static bool SetString(Hive hive, Key key, const std::string& value,
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const std::string& data, bool create_sub_key = false);
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// Enumerate all string and dword values in the registry key.
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static bool EnumValues(
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Hive hive, Key key,
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absl::flat_hash_map<std::string, std::string>& string_values,
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absl::flat_hash_map<std::string, DWORD>& dword_values);
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// Use provided RegistryAccessor for testing.
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static void SetRegistryAccessorForTest(RegistryAccessor* registry_accessor);
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// Set a function that is used to provide a Omaha product Id.
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static void SetProductIdGetter(absl::string_view (*product_id_getter)());
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};
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} // namespace nearby::platform::windows
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#endif // THIRD_PARTY_NEARBY_SHARING_INTERNAL_IMPL_WINDOWS_REGISTRY_H_
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