Add DBus hiding client library
This library hides update_engine's legacy DBus dependencies until we
can remove them completely.
Bug: 24547247
Test: mmm system/update_engine; emerge-panther update_engine
Change-Id: I7f87f2a7c31d0940c376ef43368e53b0f3bc3407
diff --git a/client_library/client_impl.cc b/client_library/client_impl.cc
new file mode 100644
index 0000000..84ca184
--- /dev/null
+++ b/client_library/client_impl.cc
@@ -0,0 +1,91 @@
+//
+// Copyright (C) 2015 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+#include "update_engine/client_library/client_impl.h"
+
+#include <dbus/bus.h>
+#include <update_engine/dbus-constants.h>
+
+#include "update_engine/update_status_utils.h"
+
+using chromeos_update_engine::StringToUpdateStatus;
+using dbus::Bus;
+using org::chromium::UpdateEngineInterfaceProxy;
+using std::string;
+
+namespace update_engine {
+namespace internal {
+
+UpdateEngineClientImpl::UpdateEngineClientImpl() {
+ Bus::Options options;
+ options.bus_type = Bus::SYSTEM;
+ scoped_refptr<Bus> bus{new Bus{options}};
+ proxy_.reset(new UpdateEngineInterfaceProxy{bus});
+}
+
+bool UpdateEngineClientImpl::AttemptUpdate(const string& in_app_version,
+ const string& in_omaha_url,
+ bool at_user_request) {
+ return proxy_->AttemptUpdateWithFlags(
+ in_app_version,
+ in_omaha_url,
+ (at_user_request) ? 0 : kAttemptUpdateFlagNonInteractive,
+ nullptr);
+}
+
+bool UpdateEngineClientImpl::GetStatus(int64_t* out_last_checked_time,
+ double* out_progress,
+ UpdateStatus* out_update_status,
+ string* out_new_version,
+ int64_t* out_new_size) {
+ string status_as_string;
+ const bool success = proxy_->GetStatus(
+ out_last_checked_time,
+ out_progress,
+ &status_as_string,
+ out_new_version,
+ out_new_size,
+ nullptr);
+ if (!success) {
+ return false;
+ }
+
+ return StringToUpdateStatus(status_as_string, out_update_status);
+}
+
+bool UpdateEngineClientImpl::SetTargetChannel(const string& in_target_channel) {
+ return proxy_->SetChannel(
+ in_target_channel,
+ true,
+ nullptr);
+}
+
+bool UpdateEngineClientImpl::GetTargetChannel(string* out_channel) {
+ return proxy_->GetChannel(
+ false, // Get the target channel.
+ out_channel,
+ nullptr);
+}
+
+bool UpdateEngineClientImpl::GetChannel(string* out_channel) {
+ return proxy_->GetChannel(
+ true, // Get the current channel.
+ out_channel,
+ nullptr);
+}
+
+} // namespace internal
+} // namespace update_engine