src/chromeos/dbus/shill_ipconfig_client.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chromeos/dbus/shill_ipconfig_client.h"
   6
   7 #include "base/bind.h"
   8 #include "base/message_loop/message_loop.h"
   9 #include "base/stl_util.h"
  10 #include "base/values.h"
  11 #include "chromeos/dbus/shill_property_changed_observer.h"
  12 #include "dbus/bus.h"
  13 #include "dbus/message.h"
  14 #include "dbus/object_path.h"
  15 #include "dbus/object_proxy.h"
  16 #include "dbus/values_util.h"
  17 #include "third_party/cros_system_api/dbus/service_constants.h"
  18
  19 namespace chromeos {
  20
  21 namespace {
  22
  23 // The ShillIPConfigClient implementation.
  24 class ShillIPConfigClientImpl : public ShillIPConfigClient {
  25  public:
  26   ShillIPConfigClientImpl();
  27
  28   ////////////////////////////////////
  29   // ShillIPConfigClient overrides.
  30   virtual void AddPropertyChangedObserver(
  31       const dbus::ObjectPath& ipconfig_path,
  32       ShillPropertyChangedObserver* observer) OVERRIDE {
  33     GetHelper(ipconfig_path)->AddPropertyChangedObserver(observer);
  34   }
  35
  36   virtual void RemovePropertyChangedObserver(
  37       const dbus::ObjectPath& ipconfig_path,
  38       ShillPropertyChangedObserver* observer) OVERRIDE {
  39     GetHelper(ipconfig_path)->RemovePropertyChangedObserver(observer);
  40   }
  41   virtual void Refresh(const dbus::ObjectPath& ipconfig_path,
  42                        const VoidDBusMethodCallback& callback) OVERRIDE;
  43   virtual void GetProperties(const dbus::ObjectPath& ipconfig_path,
  44                              const DictionaryValueCallback& callback) OVERRIDE;
  45   virtual void SetProperty(const dbus::ObjectPath& ipconfig_path,
  46                            const std::string& name,
  47                            const base::Value& value,
  48                            const VoidDBusMethodCallback& callback) OVERRIDE;
  49   virtual void ClearProperty(const dbus::ObjectPath& ipconfig_path,
  50                              const std::string& name,
  51                              const VoidDBusMethodCallback& callback) OVERRIDE;
  52   virtual void Remove(const dbus::ObjectPath& ipconfig_path,
  53                       const VoidDBusMethodCallback& callback) OVERRIDE;
  54
  55  protected:
  56   virtual void Init(dbus::Bus* bus) OVERRIDE {
  57     bus_ = bus;
  58   }
  59
  60  private:
  61   typedef std::map<std::string, ShillClientHelper*> HelperMap;
  62
  63   // Returns the corresponding ShillClientHelper for the profile.
  64   ShillClientHelper* GetHelper(const dbus::ObjectPath& ipconfig_path) {
  65     HelperMap::iterator it = helpers_.find(ipconfig_path.value());
  66     if (it != helpers_.end())
  67       return it->second;
  68
  69     // There is no helper for the profile, create it.
  70     dbus::ObjectProxy* object_proxy =
  71         bus_->GetObjectProxy(shill::kFlimflamServiceName, ipconfig_path);
  72     ShillClientHelper* helper = new ShillClientHelper(object_proxy);
  73     helper->MonitorPropertyChanged(shill::kFlimflamIPConfigInterface);
  74     helpers_.insert(HelperMap::value_type(ipconfig_path.value(), helper));
  75     return helper;
  76   }
  77
  78   dbus::Bus* bus_;
  79   HelperMap helpers_;
  80   STLValueDeleter<HelperMap> helpers_deleter_;
  81
  82   DISALLOW_COPY_AND_ASSIGN(ShillIPConfigClientImpl);
  83 };
  84
  85 ShillIPConfigClientImpl::ShillIPConfigClientImpl()
  86     : bus_(NULL),
  87       helpers_deleter_(&helpers_) {
  88 }
  89
  90 void ShillIPConfigClientImpl::GetProperties(
  91     const dbus::ObjectPath& ipconfig_path,
  92     const DictionaryValueCallback& callback) {
  93   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
  94                                shill::kGetPropertiesFunction);
  95   GetHelper(ipconfig_path)->CallDictionaryValueMethod(&method_call, callback);
  96 }
  97
  98 void ShillIPConfigClientImpl::Refresh(
  99     const dbus::ObjectPath& ipconfig_path,
 100     const VoidDBusMethodCallback& callback) {
 101   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 102                                shill::kRefreshFunction);
 103   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 104 }
 105
 106 void ShillIPConfigClientImpl::SetProperty(
 107     const dbus::ObjectPath& ipconfig_path,
 108     const std::string& name,
 109     const base::Value& value,
 110     const VoidDBusMethodCallback& callback) {
 111   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 112                                shill::kSetPropertyFunction);
 113   dbus::MessageWriter writer(&method_call);
 114   writer.AppendString(name);
 115   // IPConfig supports writing basic type and string array properties.
 116   switch (value.GetType()) {
 117     case base::Value::TYPE_LIST: {
 118       const base::ListValue* list_value = NULL;
 119       value.GetAsList(&list_value);
 120       dbus::MessageWriter variant_writer(NULL);
 121       writer.OpenVariant("as", &variant_writer);
 122       dbus::MessageWriter array_writer(NULL);
 123       variant_writer.OpenArray("s", &array_writer);
 124       for (base::ListValue::const_iterator it = list_value->begin();
 125            it != list_value->end();
 126            ++it) {
 127         DLOG_IF(ERROR, (*it)->GetType() != base::Value::TYPE_STRING)
 128             << "Unexpected type " << (*it)->GetType();
 129         std::string str;
 130         (*it)->GetAsString(&str);
 131         array_writer.AppendString(str);
 132       }
 133       variant_writer.CloseContainer(&array_writer);
 134       writer.CloseContainer(&variant_writer);
 135     }
 136     case base::Value::TYPE_BOOLEAN:
 137     case base::Value::TYPE_INTEGER:
 138     case base::Value::TYPE_DOUBLE:
 139     case base::Value::TYPE_STRING:
 140       dbus::AppendBasicTypeValueDataAsVariant(&writer, value);
 141       break;
 142     default:
 143       DLOG(ERROR) << "Unexpected type " << value.GetType();
 144   }
 145   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 146 }
 147
 148 void ShillIPConfigClientImpl::ClearProperty(
 149     const dbus::ObjectPath& ipconfig_path,
 150     const std::string& name,
 151     const VoidDBusMethodCallback& callback) {
 152   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 153                                shill::kClearPropertyFunction);
 154   dbus::MessageWriter writer(&method_call);
 155   writer.AppendString(name);
 156   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 157 }
 158
 159 void ShillIPConfigClientImpl::Remove(
 160     const dbus::ObjectPath& ipconfig_path,
 161     const VoidDBusMethodCallback& callback) {
 162   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 163                                shill::kRemoveConfigFunction);
 164   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 165 }
 166
 167 }  // namespace
 168
 169 ShillIPConfigClient::ShillIPConfigClient() {}
 170
 171 ShillIPConfigClient::~ShillIPConfigClient() {}
 172
 173 // static
 174 ShillIPConfigClient* ShillIPConfigClient::Create() {
 175   return new ShillIPConfigClientImpl();
 176 }
 177
 178 }  // namespace chromeos