initial commit

iris-legacy/iris/xmpp-core/compressionhandler.cpp

@@ -0,0 +1,67 @@
+#include <QTimer>
+#include <QDebug>
+
+#include "compressionhandler.h"
+#include "compress.h"
+
+CompressionHandler::CompressionHandler()
+	: errorCode_(0)
+{
+	outgoing_buffer_.open(QIODevice::ReadWrite);
+	compressor_ = new Compressor(&outgoing_buffer_);
+	
+	incoming_buffer_.open(QIODevice::ReadWrite);
+	decompressor_ = new Decompressor(&incoming_buffer_);
+}
+
+CompressionHandler::~CompressionHandler()
+{
+	delete compressor_;
+	delete decompressor_;
+}
+
+void CompressionHandler::writeIncoming(const QByteArray& a)
+{
+	//qDebug("CompressionHandler::writeIncoming");
+	//qDebug() << (QString("Incoming %1 bytes").arg(a.size()).toAscii());
+	errorCode_ = decompressor_->write(a);
+	if (!errorCode_) 
+		QTimer::singleShot(0, this, SIGNAL(readyRead()));
+	else
+		QTimer::singleShot(0, this, SIGNAL(error()));
+}
+
+void CompressionHandler::write(const QByteArray& a)
+{
+	//qDebug() << (QString("CompressionHandler::write(%1)").arg(a.size()).toAscii());
+	errorCode_ = compressor_->write(a);
+	if (!errorCode_)
+		QTimer::singleShot(0, this, SIGNAL(readyReadOutgoing()));
+	else
+		QTimer::singleShot(0, this, SIGNAL(error()));
+}
+
+QByteArray CompressionHandler::read()
+{
+	//qDebug("CompressionHandler::read");
+	QByteArray b = incoming_buffer_.buffer();
+	incoming_buffer_.buffer().clear();
+	incoming_buffer_.reset();
+	return b;
+}
+
+QByteArray CompressionHandler::readOutgoing(int* i) 
+{
+	//qDebug("CompressionHandler::readOutgoing");
+	//qDebug() << (QString("Outgoing %1 bytes").arg(outgoing_buffer_.size()).toAscii());
+	QByteArray b = outgoing_buffer_.buffer();
+	outgoing_buffer_.buffer().clear();
+	outgoing_buffer_.reset();
+	*i = b.size();
+	return b;
+}
+
+int CompressionHandler::errorCode()
+{
+	return errorCode_;
+}