Implement incoming linklocal connections.

author: Remko Tronçon <git@el-tramo.be> 2009-07-18 19:04:32 (GMT)
committer: Remko Tronçon <git@el-tramo.be> 2009-07-18 20:40:56 (GMT)
commit: 4457bc810a326de8d7895b3f2ff36ade5f1ae1a0 (patch)
tree: 1556c4b0190453897d4799d23b05e651b0bb8a32 /Swiften/LinkLocal
parent: 4052a822acd9da9dab6a8e2343c6170fb08dd8d6 (diff)
download: swift-4457bc810a326de8d7895b3f2ff36ade5f1ae1a0.zip
swift-4457bc810a326de8d7895b3f2ff36ade5f1ae1a0.tar.bz2
10 files changed, 398 insertions, 6 deletions
diff --git a/Swiften/LinkLocal/AppleDNSSDService.cpp b/Swiften/LinkLocal/AppleDNSSDService.cpp
index d4befd1..521c584 100644
--- a/Swiften/LinkLocal/AppleDNSSDService.cpp
+++ b/Swiften/LinkLocal/AppleDNSSDService.cpp
@@ -98,7 +98,6 @@ void AppleDNSSDService::stopResolvingService(const Service& service) {
 
 void AppleDNSSDService::resolveHostname(const String& hostname, int interfaceIndex) {
 	boost::lock_guard<boost::mutex> lock(sdRefsMutex);
-	std::cout << "Resolve " << hostname << std::endl;
 
 	DNSServiceRef hostnameResolveSDRef;
 	DNSServiceErrorType result = DNSServiceGetAddrInfo(&hostnameResolveSDRef, 0, interfaceIndex, kDNSServiceProtocol_IPv4, hostname.getUTF8Data(), &AppleDNSSDService::handleHostnameResolvedGlobal, this);
@@ -159,7 +158,6 @@ void AppleDNSSDService::doStart() {
 
 			// Hostname resolving
 			for (HostnameSDRefs::const_iterator i = hostnameResolveSDRefs.begin(); i != hostnameResolveSDRefs.end(); ++i) {
-				std::cout << "Adding ostname resolve " << std::endl;
 				int hostnameResolveSocket = DNSServiceRefSockFD(*i);
 				maxSocket = std::max(maxSocket, hostnameResolveSocket);
 				FD_SET(hostnameResolveSocket, &fdSet);
@@ -193,7 +191,6 @@ void AppleDNSSDService::doStart() {
 			for (HostnameSDRefs::const_iterator i = hostnameResolveSDRefs.begin(); i != hostnameResolveSDRefs.end(); ++i) {
 				if (FD_ISSET(DNSServiceRefSockFD(*i), &fdSet)) {
 					DNSServiceProcessResult(*i);
-					std::cout << "Removing hostnameResolve" << std::endl;
 					hostnameResolveSDRefs.erase(std::remove(hostnameResolveSDRefs.begin(), hostnameResolveSDRefs.end(), *i), hostnameResolveSDRefs.end());
 					DNSServiceRefDeallocate(*i);
 					break; // Stop the loop, because we removed an element
@@ -211,7 +208,6 @@ void AppleDNSSDService::doStart() {
 		resolveSDRefs.clear();
 
 		for (HostnameSDRefs::const_iterator i = hostnameResolveSDRefs.begin(); i != hostnameResolveSDRefs.end(); ++i) {
-			std::cout << "Removing hostnameResolve" << std::endl;
 			DNSServiceRefDeallocate(*i);
 		}
 		hostnameResolveSDRefs.clear();
diff --git a/Swiften/LinkLocal/IncomingLinkLocalSession.cpp b/Swiften/LinkLocal/IncomingLinkLocalSession.cpp
new file mode 100644
index 0000000..db4b007
--- /dev/null
+++ b/Swiften/LinkLocal/IncomingLinkLocalSession.cpp
@@ -0,0 +1,69 @@
+#include "Swiften/LinkLocal/IncomingLinkLocalSession.h"
+
+#include <boost/bind.hpp>
+
+#include "Swiften/Elements/ProtocolHeader.h"
+#include "Swiften/Network/Connection.h"
+#include "Swiften/StreamStack/StreamStack.h"
+#include "Swiften/StreamStack/ConnectionLayer.h"
+#include "Swiften/StreamStack/XMPPLayer.h"
+#include "Swiften/Elements/StreamFeatures.h"
+#include "Swiften/Elements/IQ.h"
+#include "Swiften/SASL/PLAINMessage.h"
+
+namespace Swift {
+
+IncomingLinkLocalSession::IncomingLinkLocalSession(
+		const JID& localJID,
+		boost::shared_ptr<Connection> connection, 
+		PayloadParserFactoryCollection* payloadParserFactories, 
+		PayloadSerializerCollection* payloadSerializers) :
+			LinkLocalSession(
+				localJID, 
+				connection, 
+				payloadParserFactories, 
+				payloadSerializers) {
+}
+
+void IncomingLinkLocalSession::start() {
+	initializeStreamStack();
+}
+
+void IncomingLinkLocalSession::handleStreamStart(const ProtocolHeader& incomingHeader) {
+	remoteJID_ = JID(incomingHeader.getFrom());
+	if (!remoteJID_.isValid()) {
+		finishSession();
+		return;
+	}
+	ProtocolHeader header;
+	header.setFrom(getLocalJID());
+	getXMPPLayer()->writeHeader(header);
+
+	if (incomingHeader.getVersion() == "1.0") {
+		getXMPPLayer()->writeElement(boost::shared_ptr<StreamFeatures>(new StreamFeatures()));
+	}
+	else {
+		setInitialized();
+	}
+}
+
+void IncomingLinkLocalSession::handleElement(boost::shared_ptr<Element> element) {
+	boost::shared_ptr<Stanza> stanza = boost::dynamic_pointer_cast<Stanza>(element);
+	// If we get our first stanza before streamfeatures, our session is implicitly
+	// initialized
+	if (stanza && !isInitialized()) {
+		setInitialized();
+	}
+	
+	if (isInitialized()) {
+		if (stanza) {
+			onStanzaReceived(stanza);
+		}
+		else {
+			std::cerr << "Received unexpected element" << std::endl;
+		}
+	}
+}
+
+
+}
diff --git a/Swiften/LinkLocal/IncomingLinkLocalSession.h b/Swiften/LinkLocal/IncomingLinkLocalSession.h
new file mode 100644
index 0000000..d4fa91a
--- /dev/null
+++ b/Swiften/LinkLocal/IncomingLinkLocalSession.h
@@ -0,0 +1,39 @@
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <boost/signal.hpp>
+
+#include "Swiften/LinkLocal/LinkLocalSession.h"
+#include "Swiften/JID/JID.h"
+#include "Swiften/Network/Connection.h"
+
+namespace Swift {
+	class ProtocolHeader;
+	class String;
+	class Element;
+	class PayloadParserFactoryCollection;
+	class PayloadSerializerCollection;
+
+	class IncomingLinkLocalSession : public LinkLocalSession {
+		public:
+			IncomingLinkLocalSession(
+					const JID& localJID,
+					boost::shared_ptr<Connection> connection, 
+					PayloadParserFactoryCollection* payloadParserFactories, 
+					PayloadSerializerCollection* payloadSerializers);
+
+			const JID& getRemoteJID() const {
+				return remoteJID_;
+			}
+
+			void start();
+
+		private:
+			void handleElement(boost::shared_ptr<Element>);
+			void handleStreamStart(const ProtocolHeader&);
+
+		private:
+			bool initialized_;
+			JID remoteJID_;
+	};
+}
diff --git a/Swiften/LinkLocal/LinkLocalRoster.cpp b/Swiften/LinkLocal/LinkLocalRoster.cpp
index 89bfa55..6809377 100644
--- a/Swiften/LinkLocal/LinkLocalRoster.cpp
+++ b/Swiften/LinkLocal/LinkLocalRoster.cpp
@@ -77,6 +77,7 @@ void LinkLocalRoster::handleServiceAdded(const DNSSDService::Service& service) {
 	if (selfService && *selfService == service) {
 		return;
 	}
+	std::cout << "Service added: " << service.name << std::endl;
 	dnsSDService->startResolvingService(service);
 }
 
@@ -93,7 +94,7 @@ void LinkLocalRoster::handleServiceRemoved(const DNSSDService::Service& service)
 
 void LinkLocalRoster::handleServiceResolved(const DNSSDService::Service& service, const DNSSDService::ResolveResult& result) {
 	services.insert(std::make_pair(service, result));
-	dnsSDService->resolveHostname(result.host);
+	std::cout << "Service resolved: " << service.name << std::endl;
 
 	boost::shared_ptr<RosterPayload> roster(new RosterPayload());
 	roster->addItem(getRosterItem(service, result));
@@ -109,4 +110,22 @@ void LinkLocalRoster::handleStopped(bool error) {
 	std::cout << "DNSSDService stopped: " << error << std::endl;
 }
 
+bool LinkLocalRoster::hasItem(const JID& j) const {
+	for(ServiceMap::const_iterator i = services.begin(); i != services.end(); ++i) {
+		if (getJIDForService(i->first) == j) {
+			return true;
+		}
+	}
+	return false;
+}
+
+String LinkLocalRoster::getHostname(const JID& j) const {
+	for(ServiceMap::const_iterator i = services.begin(); i != services.end(); ++i) {
+		if (getJIDForService(i->first) == j) {
+			return i->second.host;
+		}
+	}
+	return "";
+}
+
 }
diff --git a/Swiften/LinkLocal/LinkLocalRoster.h b/Swiften/LinkLocal/LinkLocalRoster.h
index 33dd455..bd774f4 100644
--- a/Swiften/LinkLocal/LinkLocalRoster.h
+++ b/Swiften/LinkLocal/LinkLocalRoster.h
@@ -23,6 +23,9 @@ namespace Swift {
 			boost::signal<void (boost::shared_ptr<RosterPayload>)> onRosterChanged;
 			boost::signal<void (boost::shared_ptr<Presence>)> onPresenceChanged;
 
+			bool hasItem(const JID&) const;
+			String getHostname(const JID&) const;
+
 		private:
 			RosterItemPayload getRosterItem(const DNSSDService::Service& service, const DNSSDService::ResolveResult& info) const;
 			String getRosterName(const DNSSDService::Service& service, const DNSSDService::ResolveResult& info) const;
diff --git a/Swiften/LinkLocal/LinkLocalSession.cpp b/Swiften/LinkLocal/LinkLocalSession.cpp
new file mode 100644
index 0000000..a308686
--- /dev/null
+++ b/Swiften/LinkLocal/LinkLocalSession.cpp
@@ -0,0 +1,59 @@
+#include "Swiften/LinkLocal/LinkLocalSession.h"
+
+#include <boost/bind.hpp>
+
+#include "Swiften/StreamStack/XMPPLayer.h"
+#include "Swiften/StreamStack/StreamStack.h"
+
+namespace Swift {
+
+LinkLocalSession::LinkLocalSession(
+		const JID& localJID,
+		boost::shared_ptr<Connection> connection,
+		PayloadParserFactoryCollection* payloadParserFactories, 
+		PayloadSerializerCollection* payloadSerializers) : 
+			localJID(localJID),
+			payloadParserFactories(payloadParserFactories),
+			payloadSerializers(payloadSerializers),
+			connection(connection),
+			initialized(false) {
+}
+
+LinkLocalSession::~LinkLocalSession() {
+	delete streamStack;
+}
+
+void LinkLocalSession::initializeStreamStack() {
+	assert(connection);
+	xmppLayer = boost::shared_ptr<XMPPLayer>(
+			new XMPPLayer(payloadParserFactories, payloadSerializers));
+	xmppLayer->onStreamStart.connect(
+			boost::bind(&LinkLocalSession::handleStreamStart, this, _1));
+	xmppLayer->onElement.connect(
+			boost::bind(&LinkLocalSession::handleElement, this, _1));
+	//xmppLayer->onError.connect(
+	//		boost::bind(&LinkLocalSession::setError, this, XMLError));
+	connection->onDisconnected.connect(
+			boost::bind(&LinkLocalSession::handleDisconnected, shared_from_this(), _1));
+	connectionLayer = boost::shared_ptr<ConnectionLayer>(new ConnectionLayer(connection));
+	streamStack = new StreamStack(xmppLayer, connectionLayer);
+}
+
+void LinkLocalSession::finishSession() {
+	connection->disconnect();
+}
+
+void LinkLocalSession::sendStanza(boost::shared_ptr<Stanza> stanza) {
+	xmppLayer->writeElement(stanza);
+}
+
+void LinkLocalSession::handleDisconnected(const boost::optional<Connection::Error>&) {
+	onSessionFinished();
+}
+
+void LinkLocalSession::setInitialized() {
+	initialized = true;
+	onSessionStarted();
+}
+
+}
diff --git a/Swiften/LinkLocal/LinkLocalSession.h b/Swiften/LinkLocal/LinkLocalSession.h
new file mode 100644
index 0000000..9a7ac13
--- /dev/null
+++ b/Swiften/LinkLocal/LinkLocalSession.h
@@ -0,0 +1,82 @@
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <boost/signal.hpp>
+#include <boost/enable_shared_from_this.hpp>
+
+#include "Swiften/JID/JID.h"
+#include "Swiften/Elements/Element.h"
+#include "Swiften/Network/Connection.h"
+#include "Swiften/StreamStack/ConnectionLayer.h"
+
+namespace Swift {
+	class ProtocolHeader;
+	class StreamStack;
+	class JID;
+	class Stanza;
+	class ByteArray;
+	class PayloadParserFactoryCollection;
+	class PayloadSerializerCollection;
+	class XMPPLayer;
+
+	class LinkLocalSession : 
+			public boost::enable_shared_from_this<LinkLocalSession> {
+		public:
+			LinkLocalSession(
+					const JID& localJID,
+					boost::shared_ptr<Connection> connection,
+					PayloadParserFactoryCollection* payloadParserFactories, 
+					PayloadSerializerCollection* payloadSerializers);
+			virtual ~LinkLocalSession();
+
+			void finishSession();
+
+			// TODO: Make non-virtual when OutgoingSession is fixed
+			virtual void sendStanza(boost::shared_ptr<Stanza>);
+
+			virtual const JID& getRemoteJID() const = 0;
+
+			virtual void start() = 0;
+
+			boost::signal<void (boost::shared_ptr<Stanza>)> onStanzaReceived;
+			boost::signal<void ()> onSessionFinished;
+			boost::signal<void ()> onSessionStarted;
+			boost::signal<void (const ByteArray&)> onDataWritten;
+			boost::signal<void (const ByteArray&)> onDataRead;
+
+		protected:
+			void initializeStreamStack();
+
+			const JID& getLocalJID() const {
+				return localJID;
+			}
+
+			boost::shared_ptr<XMPPLayer> getXMPPLayer() const {
+				return xmppLayer;
+			}
+
+			// TODO: Remove later
+			void setConnection(boost::shared_ptr<Connection> c) {
+				connection = c;
+			}
+
+			virtual void handleElement(boost::shared_ptr<Element>) = 0;
+			virtual void handleStreamStart(const ProtocolHeader&) = 0;
+
+			void setInitialized();
+			bool isInitialized() const { return initialized; }
+
+		private:
+			void handleDisconnected(const boost::optional<Connection::Error>& error);
+
+		private:
+			JID localJID;
+			PayloadParserFactoryCollection* payloadParserFactories;
+			PayloadSerializerCollection* payloadSerializers;
+			boost::shared_ptr<Connection> connection;
+			boost::shared_ptr<XMPPLayer> xmppLayer;
+			boost::shared_ptr<ConnectionLayer> connectionLayer;
+			StreamStack* streamStack;
+			bool initialized;
+	};
+}
diff --git a/Swiften/LinkLocal/Makefile.inc b/Swiften/LinkLocal/Makefile.inc
index 683447c..1d29844 100644
--- a/Swiften/LinkLocal/Makefile.inc
+++ b/Swiften/LinkLocal/Makefile.inc
@@ -1,7 +1,10 @@
 SWIFTEN_SOURCES += \
 	Swiften/LinkLocal/DNSSDService.cpp \
 	Swiften/LinkLocal/LinkLocalRoster.cpp \
-	Swiften/LinkLocal/LinkLocalServiceInfo.cpp
+	Swiften/LinkLocal/LinkLocalServiceInfo.cpp \
+	Swiften/LinkLocal/IncomingLinkLocalSession.cpp \
+	Swiften/LinkLocal/OutgoingLinkLocalSession.cpp \
+	Swiften/LinkLocal/LinkLocalSession.cpp
 
 
 ifeq ($(MACOSX),1)
diff --git a/Swiften/LinkLocal/OutgoingLinkLocalSession.cpp b/Swiften/LinkLocal/OutgoingLinkLocalSession.cpp
new file mode 100644
index 0000000..57f3154
--- /dev/null
+++ b/Swiften/LinkLocal/OutgoingLinkLocalSession.cpp
@@ -0,0 +1,74 @@
+#include "Swiften/LinkLocal/OutgoingLinkLocalSession.h"
+
+#include <boost/bind.hpp>
+
+#include "Swiften/Elements/ProtocolHeader.h"
+#include "Swiften/Network/Connection.h"
+#include "Swiften/StreamStack/StreamStack.h"
+#include "Swiften/LinkLocal/DNSSDService.h"
+#include "Swiften/StreamStack/ConnectionLayer.h"
+#include "Swiften/StreamStack/XMPPLayer.h"
+#include "Swiften/Elements/StreamFeatures.h"
+#include "Swiften/Elements/IQ.h"
+#include "Swiften/SASL/PLAINMessage.h"
+
+namespace Swift {
+
+OutgoingLinkLocalSession::OutgoingLinkLocalSession(
+		const JID& localJID,
+		const JID& remoteJID,
+		const String& hostname,
+		boost::shared_ptr<DNSSDService> resolver,
+		PayloadParserFactoryCollection* payloadParserFactories, 
+		PayloadSerializerCollection* payloadSerializers,
+		ConnectionFactory* connectionFactory) :
+			LinkLocalSession(
+				localJID, 
+				boost::shared_ptr<Connection>(), 
+				payloadParserFactories, 
+				payloadSerializers),
+			resolving_(false),
+			remoteJID_(remoteJID),
+			hostname_(hostname),
+			resolver_(resolver),
+			connectionFactory_(connectionFactory) {
+}
+
+void OutgoingLinkLocalSession::start() {
+	resolving_ = true;
+	//resolver_->onHostnameResolved.connect(boost::bind(&OutgoingLinkLocalSession::handleHostnameResolved, this, _1, _2));
+}
+
+#if 0
+void OutgoingLinkLocalSession::handleHostnameResolved(const String& hostname, const HostAddress&) {
+	if (resolving_) {
+		if (hostname == hostname_) {
+			boost::shared_ptr<Connection> connection = connectionFactory_->createConnection();
+			connection->onConnected.connect(boost::bind(&Session::handleConnected, shared_from_this()));
+			connection->onDisconnected.connect(boost::bind(&Session::handleDisconnected, shared_from_this(), _1));
+			connection_->connect(jid_.getDomain());
+			resolving_ = false;
+			boost::
+		}
+	}
+}
+#endif
+
+void OutgoingLinkLocalSession::handleStreamStart(const ProtocolHeader&) {
+	ProtocolHeader header;
+	header.setFrom(getLocalJID());
+	getXMPPLayer()->writeHeader(header);
+	setInitialized();
+}
+
+void OutgoingLinkLocalSession::handleElement(boost::shared_ptr<Element> element) {
+	if (isInitialized()) {
+		boost::shared_ptr<Stanza> stanza = boost::dynamic_pointer_cast<Stanza>(element);
+		if (stanza) {
+			onStanzaReceived(stanza);
+		}
+	}
+}
+
+
+}
diff --git a/Swiften/LinkLocal/OutgoingLinkLocalSession.h b/Swiften/LinkLocal/OutgoingLinkLocalSession.h
new file mode 100644
index 0000000..ae1e86b
--- /dev/null
+++ b/Swiften/LinkLocal/OutgoingLinkLocalSession.h
@@ -0,0 +1,48 @@
+#pragma once
+
+#include <boost/shared_ptr.hpp>
+#include <boost/signal.hpp>
+#include <boost/enable_shared_from_this.hpp>
+
+#include "Swiften/LinkLocal/LinkLocalSession.h"
+#include "Swiften/JID/JID.h"
+
+namespace Swift {
+	class ConnectionFactory;
+	class HostAddress;
+	class String;
+	class Element;
+	class PayloadParserFactoryCollection;
+	class PayloadSerializerCollection;
+	class DNSSDService;
+
+	class OutgoingLinkLocalSession : public LinkLocalSession, public boost::enable_shared_from_this<OutgoingLinkLocalSession> {
+		public:
+			OutgoingLinkLocalSession(
+					const JID& localJID,
+					const JID& remoteJID,
+					const String& hostname,
+					boost::shared_ptr<DNSSDService> resolver,
+					PayloadParserFactoryCollection* payloadParserFactories, 
+					PayloadSerializerCollection* payloadSerializers,
+					ConnectionFactory* connectionFactory);
+
+			const JID& getRemoteJID() const {
+				return remoteJID_;
+			}
+
+			void start();
+
+		private:
+			void handleElement(boost::shared_ptr<Element>);
+			void handleStreamStart(const ProtocolHeader&);
+			//void handleHostnameResolved(const String& hostname, const HostAddress& address);
+
+		private:
+			bool resolving_;
+			JID remoteJID_;
+			String hostname_;
+			boost::shared_ptr<DNSSDService> resolver_;
+			ConnectionFactory* connectionFactory_;
+	};
+}
author	Remko Tronçon <git@el-tramo.be>	2009-07-18 19:04:32 (GMT)
committer	Remko Tronçon <git@el-tramo.be>	2009-07-18 20:40:56 (GMT)
commit	4457bc810a326de8d7895b3f2ff36ade5f1ae1a0 (patch)
tree	1556c4b0190453897d4799d23b05e651b0bb8a32 /Swiften/LinkLocal
parent	4052a822acd9da9dab6a8e2343c6170fb08dd8d6 (diff)
download	swift-4457bc810a326de8d7895b3f2ff36ade5f1ae1a0.zip swift-4457bc810a326de8d7895b3f2ff36ade5f1ae1a0.tar.bz2