| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "shill/dbus_service_proxy.h" |
| |
| #include <memory> |
| |
| #include <base/strings/stringprintf.h> |
| #include <chromeos/dbus/service_constants.h> |
| |
| #include "shill/dbus_async_call_helper.h" |
| #include "shill/error.h" |
| #include "shill/logging.h" |
| |
| using std::string; |
| using std::unique_ptr; |
| |
| namespace shill { |
| |
| namespace { |
| |
| const char* kErrorNameHasNoOwner = "org.freedesktop.DBus.Error.NameHasNoOwner"; |
| |
| } // namespace |
| |
| DBusServiceProxy::DBusServiceProxy(DBus::Connection* connection) |
| : proxy_(connection) {} |
| |
| DBusServiceProxy::~DBusServiceProxy() {} |
| |
| void DBusServiceProxy::GetNameOwner(const string& name, |
| Error* error, |
| const StringCallback& callback, |
| int timeout) { |
| BeginAsyncDBusCall(base::StringPrintf("%s(%s)", __func__, name.c_str()), |
| proxy_, &Proxy::GetNameOwnerAsync, callback, |
| error, &FromDBusError, timeout, name); |
| } |
| |
| void DBusServiceProxy::set_name_owner_changed_callback( |
| const NameOwnerChangedCallback& callback) { |
| proxy_.set_name_owner_changed_callback(callback); |
| } |
| |
| // static |
| void DBusServiceProxy::FromDBusError(const DBus::Error& dbus_error, |
| Error* error) { |
| if (!error) { |
| return; |
| } |
| if (!dbus_error.is_set()) { |
| error->Reset(); |
| return; |
| } |
| if (strcmp(dbus_error.name(), kErrorNameHasNoOwner) == 0) { |
| // TODO(pstew): It would be ideal to surface this error more widely if |
| // the service continues to have no owner after the name-owner timeout, |
| // in order to eliminate startup transients. crbug.com/499924 |
| LOG(INFO) << dbus_error.what(); |
| } else { |
| Error::PopulateAndLog( |
| FROM_HERE, error, Error::kOperationFailed, dbus_error.what()); |
| } |
| } |
| |
| DBusServiceProxy::Proxy::Proxy(DBus::Connection* connection) |
| : DBus::ObjectProxy(*connection, |
| dbus::kDBusServicePath, dbus::kDBusServiceName) {} |
| |
| DBusServiceProxy::Proxy::~Proxy() {} |
| |
| void DBusServiceProxy::Proxy::set_name_owner_changed_callback( |
| const NameOwnerChangedCallback& callback) { |
| name_owner_changed_callback_ = callback; |
| } |
| |
| void DBusServiceProxy::Proxy::NameOwnerChanged(const string& name, |
| const string& old_owner, |
| const string& new_owner) { |
| if (!name_owner_changed_callback_.is_null()) { |
| name_owner_changed_callback_.Run(name, old_owner, new_owner); |
| } |
| } |
| |
| void DBusServiceProxy::Proxy::GetNameOwnerCallback(const string& unique_name, |
| const DBus::Error& error, |
| void* data) { |
| unique_ptr<StringCallback> callback(reinterpret_cast<StringCallback*>(data)); |
| Error e; |
| FromDBusError(error, &e); |
| callback->Run(unique_name, e); |
| } |
| |
| } // namespace shill |