diff options
Diffstat (limited to 'Swiften/Session/BasicSessionStream.cpp')
-rw-r--r-- | Swiften/Session/BasicSessionStream.cpp | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/Swiften/Session/BasicSessionStream.cpp b/Swiften/Session/BasicSessionStream.cpp new file mode 100644 index 0000000..ed7f1eb --- /dev/null +++ b/Swiften/Session/BasicSessionStream.cpp @@ -0,0 +1,140 @@ +#include "Swiften/Session/BasicSessionStream.h" + +#include <boost/bind.hpp> + +#include "Swiften/StreamStack/XMPPLayer.h" +#include "Swiften/StreamStack/StreamStack.h" +#include "Swiften/StreamStack/ConnectionLayer.h" +#include "Swiften/StreamStack/WhitespacePingLayer.h" +#include "Swiften/StreamStack/CompressionLayer.h" +#include "Swiften/StreamStack/TLSLayer.h" +#include "Swiften/StreamStack/TLSLayerFactory.h" + +namespace Swift { + +BasicSessionStream::BasicSessionStream(boost::shared_ptr<Connection> connection, PayloadParserFactoryCollection* payloadParserFactories, PayloadSerializerCollection* payloadSerializers, TLSLayerFactory* tlsLayerFactory, TimerFactory* timerFactory) : available(false), connection(connection), payloadParserFactories(payloadParserFactories), payloadSerializers(payloadSerializers), tlsLayerFactory(tlsLayerFactory), timerFactory(timerFactory) { +} + +void BasicSessionStream::initialize() { + xmppLayer = boost::shared_ptr<XMPPLayer>( + new XMPPLayer(payloadParserFactories, payloadSerializers)); + xmppLayer->onStreamStart.connect(boost::bind(&BasicSessionStream::handleStreamStartReceived, shared_from_this(), _1)); + xmppLayer->onElement.connect(boost::bind(&BasicSessionStream::handleElementReceived, shared_from_this(), _1)); + xmppLayer->onError.connect(boost::bind( + &BasicSessionStream::handleXMPPError, shared_from_this())); + xmppLayer->onDataRead.connect(boost::bind(&BasicSessionStream::handleDataRead, shared_from_this(), _1)); + xmppLayer->onWriteData.connect(boost::bind(&BasicSessionStream::handleDataWritten, shared_from_this(), _1)); + + connection->onDisconnected.connect(boost::bind(&BasicSessionStream::handleConnectionError, shared_from_this(), _1)); + connectionLayer = boost::shared_ptr<ConnectionLayer>( + new ConnectionLayer(connection)); + + streamStack = new StreamStack(xmppLayer, connectionLayer); + + available = true; +} + +BasicSessionStream::~BasicSessionStream() { + delete streamStack; +} + +void BasicSessionStream::writeHeader(const ProtocolHeader& header) { + assert(available); + xmppLayer->writeHeader(header); +} + +void BasicSessionStream::writeElement(boost::shared_ptr<Element> element) { + assert(available); + xmppLayer->writeElement(element); +} + +void BasicSessionStream::writeFooter() { + assert(available); + xmppLayer->writeFooter(); +} + +bool BasicSessionStream::isAvailable() { + return available; +} + +bool BasicSessionStream::supportsTLSEncryption() { + return tlsLayerFactory && tlsLayerFactory->canCreate(); +} + +void BasicSessionStream::addTLSEncryption() { + assert(available); + tlsLayer = tlsLayerFactory->createTLSLayer(); + if (hasTLSCertificate() && !tlsLayer->setClientCertificate(getTLSCertificate())) { + onError(boost::shared_ptr<Error>(new Error(Error::InvalidTLSCertificateError))); + } + else { + streamStack->addLayer(tlsLayer); + tlsLayer->onError.connect(boost::bind(&BasicSessionStream::handleTLSError, shared_from_this())); + tlsLayer->onConnected.connect(boost::bind(&BasicSessionStream::handleTLSConnected, shared_from_this())); + tlsLayer->connect(); + } +} + +void BasicSessionStream::addZLibCompression() { + boost::shared_ptr<CompressionLayer> compressionLayer(new CompressionLayer()); + streamStack->addLayer(compressionLayer); +} + +void BasicSessionStream::setWhitespacePingEnabled(bool enabled) { + if (enabled) { + if (!whitespacePingLayer) { + whitespacePingLayer = boost::shared_ptr<WhitespacePingLayer>(new WhitespacePingLayer(timerFactory)); + streamStack->addLayer(whitespacePingLayer); + } + whitespacePingLayer->setActive(); + } + else if (whitespacePingLayer) { + whitespacePingLayer->setInactive(); + } +} + +void BasicSessionStream::resetXMPPParser() { + xmppLayer->resetParser(); +} + +void BasicSessionStream::handleStreamStartReceived(const ProtocolHeader& header) { + onStreamStartReceived(header); +} + +void BasicSessionStream::handleElementReceived(boost::shared_ptr<Element> element) { + onElementReceived(element); +} + +void BasicSessionStream::handleXMPPError() { + available = false; + onError(boost::shared_ptr<Error>(new Error(Error::ParseError))); +} + +void BasicSessionStream::handleTLSConnected() { + onTLSEncrypted(); +} + +void BasicSessionStream::handleTLSError() { + available = false; + onError(boost::shared_ptr<Error>(new Error(Error::TLSError))); +} + +void BasicSessionStream::handleConnectionError(const boost::optional<Connection::Error>& error) { + available = false; + if (error == Connection::ReadError) { + onError(boost::shared_ptr<Error>(new Error(Error::ConnectionReadError))); + } + else { + onError(boost::shared_ptr<Error>(new Error(Error::ConnectionWriteError))); + } +} + +void BasicSessionStream::handleDataRead(const ByteArray& data) { + onDataRead(String(data.getData(), data.getSize())); +} + +void BasicSessionStream::handleDataWritten(const ByteArray& data) { + onDataWritten(String(data.getData(), data.getSize())); +} + +}; |