1 files changed, 138 insertions, 0 deletions
diff --git a/dbus/shill_dbus_proxy.cc b/dbus/shill_dbus_proxy.cc
new file mode 100644
index 0000000..75d243f
--- /dev/null
+++ b/dbus/shill_dbus_proxy.cc
@@ -0,0 +1,138 @@
+//
+// 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 "apmanager/shill_dbus_proxy.h"
+
+#include <base/bind.h>
+#include <brillo/errors/error.h>
+
+#if !defined(__ANDROID__)
+#include <chromeos/dbus/service_constants.h>
+#else
+#include <dbus/apmanager/dbus-constants.h>
+#endif  // __ANDROID__
+
+#include "apmanager/event_dispatcher.h"
+
+using std::string;
+
+namespace apmanager {
+
+ShillDBusProxy::ShillDBusProxy(
+    const scoped_refptr<dbus::Bus>& bus,
+    const base::Closure& service_appeared_callback,
+    const base::Closure& service_vanished_callback)
+    : manager_proxy_(new org::chromium::flimflam::ManagerProxy(bus)),
+      dispatcher_(EventDispatcher::GetInstance()),
+      service_appeared_callback_(service_appeared_callback),
+      service_vanished_callback_(service_vanished_callback),
+      service_available_(false) {
+  // Monitor service owner changes. This callback lives for the lifetime of
+  // the ObjectProxy.
+  manager_proxy_->GetObjectProxy()->SetNameOwnerChangedCallback(
+      base::Bind(&ShillDBusProxy::OnServiceOwnerChanged,
+                 weak_factory_.GetWeakPtr()));
+
+  // One time callback when service becomes available.
+  manager_proxy_->GetObjectProxy()->WaitForServiceToBeAvailable(
+      base::Bind(&ShillDBusProxy::OnServiceAvailable,
+                 weak_factory_.GetWeakPtr()));
+}
+
+ShillDBusProxy::~ShillDBusProxy() {}
+
+bool ShillDBusProxy::ClaimInterface(const string& interface_name) {
+  if (!service_available_) {
+    LOG(ERROR) << "ClaimInterface failed: service not available";
+    return false;
+  }
+  brillo::ErrorPtr error;
+  if (!manager_proxy_->ClaimInterface(kServiceName, interface_name, &error)) {
+    LOG(ERROR) << "Failed to claim interface from shill: "
+               << error->GetCode() << " " << error->GetMessage();
+    return false;
+  }
+  return true;
+}
+
+bool ShillDBusProxy::ReleaseInterface(const string& interface_name) {
+  if (!service_available_) {
+    LOG(ERROR) << "ReleaseInterface failed: service not available";
+    return false;
+  }
+  brillo::ErrorPtr error;
+  if (!manager_proxy_->ReleaseInterface(kServiceName, interface_name, &error)) {
+    LOG(ERROR) << "Failed to release interface from shill: "
+               << error->GetCode() << " " << error->GetMessage();
+    return false;
+  }
+  return true;
+}
+
+#if defined(__BRILLO__)
+bool ShillDBusProxy::SetupApModeInterface(string* interface_name) {
+  if (!service_available_) {
+    LOG(ERROR) << "SetupApModeInterface failed: service not available";
+    return false;
+  }
+  brillo::ErrorPtr error;
+  if (!manager_proxy_->SetupApModeInterface(interface_name, &error)) {
+    LOG(ERROR) << "Failed to setup AP mode interface from shill: "
+               << error->GetCode() << " " << error->GetMessage();
+    return false;
+  }
+  return true;
+}
+
+bool ShillDBusProxy::SetupStationModeInterface(string* interface_name) {
+  if (!service_available_) {
+    LOG(ERROR) << "SetupStationModeInterface failed: service not available";
+    return false;
+  }
+  brillo::ErrorPtr error;
+  if (!manager_proxy_->SetupStationModeInterface(interface_name, &error)) {
+    LOG(ERROR) << "Failed to setup station mode interface from shill: "
+               << error->GetCode() << " " << error->GetMessage();
+    return false;
+  }
+  return true;
+}
+#endif  // __BRILLO__
+
+void ShillDBusProxy::OnServiceAvailable(bool available) {
+  LOG(INFO) << __func__ << ": " << available;
+  // Nothing to be done if proxy service not available.
+  // The callback might invoke calls to the ObjectProxy, so defer the callback
+  // to event loop.
+  if (available && !service_appeared_callback_.is_null()) {
+    dispatcher_->PostTask(service_appeared_callback_);
+  } else if (!available && !service_vanished_callback_.is_null()) {
+    dispatcher_->PostTask(service_vanished_callback_);
+  }
+  service_available_ = available;
+}
+
+void ShillDBusProxy::OnServiceOwnerChanged(const string& old_owner,
+                                           const string& new_owner) {
+  LOG(INFO) << __func__ << " old: " << old_owner << " new: " << new_owner;
+  if (new_owner.empty()) {
+    OnServiceAvailable(false);
+  } else {
+    OnServiceAvailable(true);
+  }
+}
+
+}  // namespace apmanager