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/*
* Copyright (C) 2010 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.
*/
package com.android.nfc.dhimpl;
import com.android.nfc.DeviceHost;
import com.android.nfc.LlcpPacket;
import java.io.IOException;
/**
* LlcpConnectionlessSocket represents a LLCP Connectionless object to be used
* in a connectionless communication
*/
public class NativeLlcpConnectionlessSocket implements DeviceHost.LlcpConnectionlessSocket {
private int mHandle;
private int mSap;
private int mLinkMiu;
public NativeLlcpConnectionlessSocket() { }
public native boolean doSendTo(int sap, byte[] data);
public native LlcpPacket doReceiveFrom(int linkMiu);
public native boolean doClose();
@Override
public int getLinkMiu(){
return mLinkMiu;
}
@Override
public int getSap(){
return mSap;
}
@Override
public void send(int sap, byte[] data) throws IOException {
if (!doSendTo(sap, data)) {
throw new IOException();
}
}
@Override
public LlcpPacket receive() throws IOException {
LlcpPacket packet = doReceiveFrom(mLinkMiu);
if (packet == null) {
throw new IOException();
}
return packet;
}
public int getHandle(){
return mHandle;
}
@Override
public void close() throws IOException {
if (!doClose()) {
throw new IOException();
}
}
}
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