Initial Contribution
diff --git a/libs/utils/IDataConnection.cpp b/libs/utils/IDataConnection.cpp
new file mode 100644
index 0000000..c6d49aa
--- /dev/null
+++ b/libs/utils/IDataConnection.cpp
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2006 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 <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Parcel.h>
+
+#include <utils/IDataConnection.h>
+
+namespace android {
+
+// ---------------------------------------------------------------------------
+
+enum
+{
+    CONNECT_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
+    DISCONNECT_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 1
+};
+
+class BpDataConnection : public BpInterface<IDataConnection>
+{
+public:
+    BpDataConnection::BpDataConnection(const sp<IBinder>& impl)
+        : BpInterface<IDataConnection>(impl)
+    {
+    }
+
+	virtual void connect()
+	{
+		Parcel data, reply;
+        data.writeInterfaceToken(IDataConnection::descriptor());
+		remote()->transact(CONNECT_TRANSACTION, data, &reply);
+	}
+	
+	virtual void disconnect()
+	{
+		Parcel data, reply;
+		remote()->transact(DISCONNECT_TRANSACTION, data, &reply);
+	}
+};
+
+IMPLEMENT_META_INTERFACE(DataConnection, "android.utils.IDataConnection");
+
+#define CHECK_INTERFACE(interface, data, reply) \
+        do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
+            LOGW("Call incorrectly routed to " #interface); \
+            return PERMISSION_DENIED; \
+        } } while (0)
+
+status_t BnDataConnection::onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+    switch(code)
+    {
+		case CONNECT_TRANSACTION:
+		{                   
+            CHECK_INTERFACE(IDataConnection, data, reply);
+			connect();
+			return NO_ERROR;
+		}    
+		
+		case DISCONNECT_TRANSACTION:
+		{                   
+            CHECK_INTERFACE(IDataConnection, data, reply);
+			disconnect();
+			return NO_ERROR;
+		}
+       
+		default:
+			return BBinder::onTransact(code, data, reply, flags);
+    }
+}
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android