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_ipconfig_client_stub.h"
  12 #include "chromeos/dbus/shill_property_changed_observer.h"
  13 #include "dbus/bus.h"
  14 #include "dbus/message.h"
  15 #include "dbus/object_path.h"
  16 #include "dbus/object_proxy.h"
  17 #include "dbus/values_util.h"
  18 #include "third_party/cros_system_api/dbus/service_constants.h"
  19
  20 namespace chromeos {
  21
  22 namespace {
  23
  24 // The ShillIPConfigClient implementation.
  25 class ShillIPConfigClientImpl : public ShillIPConfigClient {
  26  public:
  27   ShillIPConfigClientImpl();
  28
  29   ////////////////////////////////////
  30   // ShillIPConfigClient overrides.
  31   virtual void AddPropertyChangedObserver(
  32       const dbus::ObjectPath& ipconfig_path,
  33       ShillPropertyChangedObserver* observer) OVERRIDE {
  34     GetHelper(ipconfig_path)->AddPropertyChangedObserver(observer);
  35   }
  36
  37   virtual void RemovePropertyChangedObserver(
  38       const dbus::ObjectPath& ipconfig_path,
  39       ShillPropertyChangedObserver* observer) OVERRIDE {
  40     GetHelper(ipconfig_path)->RemovePropertyChangedObserver(observer);
  41   }
  42   virtual void Refresh(const dbus::ObjectPath& ipconfig_path,
  43                        const VoidDBusMethodCallback& callback) OVERRIDE;
  44   virtual void GetProperties(const dbus::ObjectPath& ipconfig_path,
  45                              const DictionaryValueCallback& callback) OVERRIDE;
  46   virtual void SetProperty(const dbus::ObjectPath& ipconfig_path,
  47                            const std::string& name,
  48                            const base::Value& value,
  49                            const VoidDBusMethodCallback& callback) OVERRIDE;
  50   virtual void ClearProperty(const dbus::ObjectPath& ipconfig_path,
  51                              const std::string& name,
  52                              const VoidDBusMethodCallback& callback) OVERRIDE;
  53   virtual void Remove(const dbus::ObjectPath& ipconfig_path,
  54                       const VoidDBusMethodCallback& callback) OVERRIDE;
  55
  56  protected:
  57   virtual void Init(dbus::Bus* bus) OVERRIDE {
  58     bus_ = bus;
  59   }
  60
  61  private:
  62   typedef std::map<std::string, ShillClientHelper*> HelperMap;
  63
  64   // Returns the corresponding ShillClientHelper for the profile.
  65   ShillClientHelper* GetHelper(const dbus::ObjectPath& ipconfig_path) {
  66     HelperMap::iterator it = helpers_.find(ipconfig_path.value());
  67     if (it != helpers_.end())
  68       return it->second;
  69
  70     // There is no helper for the profile, create it.
  71     dbus::ObjectProxy* object_proxy =
  72         bus_->GetObjectProxy(shill::kFlimflamServiceName, ipconfig_path);
  73     ShillClientHelper* helper = new ShillClientHelper(object_proxy);
  74     helper->MonitorPropertyChanged(shill::kFlimflamIPConfigInterface);
  75     helpers_.insert(HelperMap::value_type(ipconfig_path.value(), helper));
  76     return helper;
  77   }
  78
  79   dbus::Bus* bus_;
  80   HelperMap helpers_;
  81   STLValueDeleter<HelperMap> helpers_deleter_;
  82
  83   DISALLOW_COPY_AND_ASSIGN(ShillIPConfigClientImpl);
  84 };
  85
  86 ShillIPConfigClientImpl::ShillIPConfigClientImpl()
  87     : bus_(NULL),
  88       helpers_deleter_(&helpers_) {
  89 }
  90
  91 void ShillIPConfigClientImpl::GetProperties(
  92     const dbus::ObjectPath& ipconfig_path,
  93     const DictionaryValueCallback& callback) {
  94   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
  95                                shill::kGetPropertiesFunction);
  96   GetHelper(ipconfig_path)->CallDictionaryValueMethod(&method_call, callback);
  97 }
  98
  99 void ShillIPConfigClientImpl::Refresh(
 100     const dbus::ObjectPath& ipconfig_path,
 101     const VoidDBusMethodCallback& callback) {
 102   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 103                                shill::kRefreshFunction);
 104   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 105 }
 106
 107 void ShillIPConfigClientImpl::SetProperty(
 108     const dbus::ObjectPath& ipconfig_path,
 109     const std::string& name,
 110     const base::Value& value,
 111     const VoidDBusMethodCallback& callback) {
 112   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 113                                shill::kSetPropertyFunction);
 114   dbus::MessageWriter writer(&method_call);
 115   writer.AppendString(name);
 116   // IPConfig supports writing basic type and string array properties.
 117   switch (value.GetType()) {
 118     case base::Value::TYPE_LIST: {
 119       const base::ListValue* list_value = NULL;
 120       value.GetAsList(&list_value);
 121       dbus::MessageWriter variant_writer(NULL);
 122       writer.OpenVariant("as", &variant_writer);
 123       dbus::MessageWriter array_writer(NULL);
 124       variant_writer.OpenArray("s", &array_writer);
 125       for (base::ListValue::const_iterator it = list_value->begin();
 126            it != list_value->end();
 127            ++it) {
 128         DLOG_IF(ERROR, (*it)->GetType() != base::Value::TYPE_STRING)
 129             << "Unexpected type " << (*it)->GetType();
 130         std::string str;
 131         (*it)->GetAsString(&str);
 132         array_writer.AppendString(str);
 133       }
 134       variant_writer.CloseContainer(&array_writer);
 135       writer.CloseContainer(&variant_writer);
 136     }
 137     case base::Value::TYPE_BOOLEAN:
 138     case base::Value::TYPE_INTEGER:
 139     case base::Value::TYPE_DOUBLE:
 140     case base::Value::TYPE_STRING:
 141       dbus::AppendBasicTypeValueDataAsVariant(&writer, value);
 142       break;
 143     default:
 144       DLOG(ERROR) << "Unexpected type " << value.GetType();
 145   }
 146   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 147 }
 148
 149 void ShillIPConfigClientImpl::ClearProperty(
 150     const dbus::ObjectPath& ipconfig_path,
 151     const std::string& name,
 152     const VoidDBusMethodCallback& callback) {
 153   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 154                                shill::kClearPropertyFunction);
 155   dbus::MessageWriter writer(&method_call);
 156   writer.AppendString(name);
 157   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 158 }
 159
 160 void ShillIPConfigClientImpl::Remove(
 161     const dbus::ObjectPath& ipconfig_path,
 162     const VoidDBusMethodCallback& callback) {
 163   dbus::MethodCall method_call(shill::kFlimflamIPConfigInterface,
 164                                shill::kRemoveConfigFunction);
 165   GetHelper(ipconfig_path)->CallVoidMethod(&method_call, callback);
 166 }
 167
 168 }  // namespace
 169
 170 ShillIPConfigClient::ShillIPConfigClient() {}
 171
 172 ShillIPConfigClient::~ShillIPConfigClient() {}
 173
 174 // static
 175 ShillIPConfigClient* ShillIPConfigClient::Create(
 176     DBusClientImplementationType type) {
 177   if (type == REAL_DBUS_CLIENT_IMPLEMENTATION)
 178     return new ShillIPConfigClientImpl();
 179   DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type);
 180   return new ShillIPConfigClientStub();
 181 }
 182
 183 }  // namespace chromeos