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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#ifndef SWIFTEN_COMPRESSIONLAYER_H
#define SWIFTEN_COMPRESSIONLAYER_H
#include <boost/noncopyable.hpp>
#include <boost/signal.hpp>
#include "Swiften/Base/ByteArray.h"
#include "Swiften/StreamStack/StreamLayer.h"
#include "Swiften/Compress/ZLibException.h"
#include "Swiften/Compress/ZLibCompressor.h"
#include "Swiften/Compress/ZLibDecompressor.h"
namespace Swift {
class ZLibCompressor;
class ZLibDecompressor;
class CompressionLayer : public StreamLayer, boost::noncopyable {
public:
CompressionLayer() {}
virtual void writeData(const ByteArray& data) {
try {
onWriteData(compressor_.process(data));
}
catch (const ZLibException& e) {
onError();
}
}
virtual void handleDataRead(const ByteArray& data) {
try {
onDataRead(decompressor_.process(data));
}
catch (const ZLibException& e) {
onError();
}
}
public:
boost::signal<void ()> onError;
private:
ZLibCompressor compressor_;
ZLibDecompressor decompressor_;
};
}
#endif
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Swift