/usr/include/Swiften/StreamStack/CompressionLayer.h is in libswiften-dev 2.0~beta1+dev47-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | /*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#pragma once
#include <boost/noncopyable.hpp>
#include <Swiften/Base/boost_bsignals.h>
#include <Swiften/Base/SafeByteArray.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 SafeByteArray& data) {
try {
writeDataToChildLayer(compressor_.process(data));
}
catch (const ZLibException&) {
onError();
}
}
virtual void handleDataRead(const SafeByteArray& data) {
try {
writeDataToParentLayer(decompressor_.process(data));
}
catch (const ZLibException&) {
onError();
}
}
public:
boost::signal<void ()> onError;
private:
ZLibCompressor compressor_;
ZLibDecompressor decompressor_;
};
}
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