90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/*
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* Copyright (C) 2006 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <stdint.h>
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#include <sys/types.h>
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#include <utils/Parcel.h>
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#include <utils/IDataConnection.h>
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namespace android {
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// ---------------------------------------------------------------------------
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enum
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{
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CONNECT_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION,
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DISCONNECT_TRANSACTION = IBinder::FIRST_CALL_TRANSACTION + 1
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};
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class BpDataConnection : public BpInterface<IDataConnection>
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{
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public:
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BpDataConnection::BpDataConnection(const sp<IBinder>& impl)
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: BpInterface<IDataConnection>(impl)
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{
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}
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virtual void connect()
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{
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Parcel data, reply;
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data.writeInterfaceToken(IDataConnection::descriptor());
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remote()->transact(CONNECT_TRANSACTION, data, &reply);
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}
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virtual void disconnect()
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{
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Parcel data, reply;
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remote()->transact(DISCONNECT_TRANSACTION, data, &reply);
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}
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};
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IMPLEMENT_META_INTERFACE(DataConnection, "android.utils.IDataConnection");
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#define CHECK_INTERFACE(interface, data, reply) \
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do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
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LOGW("Call incorrectly routed to " #interface); \
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return PERMISSION_DENIED; \
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} } while (0)
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status_t BnDataConnection::onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
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{
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switch(code)
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{
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case CONNECT_TRANSACTION:
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{
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CHECK_INTERFACE(IDataConnection, data, reply);
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connect();
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return NO_ERROR;
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}
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case DISCONNECT_TRANSACTION:
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{
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CHECK_INTERFACE(IDataConnection, data, reply);
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disconnect();
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return NO_ERROR;
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}
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default:
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return BBinder::onTransact(code, data, reply, flags);
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}
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}
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// ----------------------------------------------------------------------------
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}; // namespace android
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