Add preliminary untested support for libotr 4.x

This relates to Bug 1987

4 files changed, 419 insertions, 17 deletions

diff --git a/src/otrlchatinterface.cpp b/src/otrlchatinterface.cpp
index 7f2a946..49895e4 100644
--- a/src/otrlchatinterface.cpp
+++ b/src/otrlchatinterface.cpp
@@ -1,6 +1,7 @@
 /***************************************************************************
- *   Copyright (C) 2007 by Michael Zanetti   
- *
+ *   Copyright (C) 2007 by Michael Zanetti                                 *
+ *   Copyright (C) 2014 by Timothy Pearson <kb9vqf@pearsoncomputing.net>   *
+ *                                                                         *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
@@ -15,7 +16,7 @@
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
- *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
 
@@ -59,6 +60,8 @@
 #include "privkeypopup.h"
 #include "smppopup.h"
 
+#include "config.h"
+
 OtrlChatInterface *OtrlChatInterface::mSelf = 0;
 static OtrlUserState userstate;
 static OtrlPolicy confPolicy;
@@ -140,10 +143,13 @@ static void inject_message( void *opdata, const char *accountname, const char *p
 	}
 }
 
+#ifndef HAVE_LIBOTR_0400
 static void notify(void *opdata, OtrlNotifyLevel level, const char *accountname, const char *protocol, const char *username, const char *title, const char *primary, const char *secondary){
 	KMessageBox::information(NULL, TQString( primary ) + TQString( secondary ), TQString( title ) );
 }
+#endif // HAVE_LIBOTR_0400
 
+#ifndef HAVE_LIBOTR_0400
 static int display_otr_message( void *opdata, const char *accountname, const char *protocol, const char *username, const char *message ){
 	Kopete::ChatSession *session= ((Kopete::ChatSession*)opdata);
 	Kopete::ContactPtrList list = session->members();		
@@ -157,20 +163,25 @@ static int display_otr_message( void *opdata, const char *accountname, const cha
 	}
 	return 1;
 }
+#endif // HAVE_LIBOTR_0400
 
 static void update_context_list(void *opdata){
 //Not used...
 }
 
+#ifndef HAVE_LIBOTR_0400
 static const char *protocol_name(void *opdata, const char *protocol){
 //Never seen...
 	kdDebug() << "protocol_name called" << endl;
 }
+#endif // HAVE_LIBOTR_0400
 
+#ifndef HAVE_LIBOTR_0400
 static void protocol_name_free(void *opdata, const char *protocol_name){
 //Never seen...
 	kdDebug() << "protocol_name_free called" << endl;
 }
+#endif // HAVE_LIBOTR_0400
 
 static void new_fingerprint(void *opdata, OtrlUserState us, const char *accountname, const char *protocol, const char *username, unsigned char fingerprint[20]){
 	kdDebug() << "Received a new Fingerprint" << endl;
@@ -197,6 +208,8 @@ static void gone_secure(void *opdata, ConnContext *context){
 		session->appendMessage( msg );
 		OTRPlugin::plugin()->emitGoneSecure( ((Kopete::ChatSession*)opdata), 1 );
 	}
+
+	session->setProperty("otr-instag", QString::number(context->their_instance));
 }
 
 /* Actually I've never seen this event but its implemented in case someone should receive it 
@@ -223,10 +236,313 @@ static void still_secure(void *opdata, ConnContext *context, int is_reply){
 	}
 }
 
+#ifndef HAVE_LIBOTR_0400
 static void log_message(void *opdata, const char *message){
 	kdDebug() << "libotr: "<< message << endl;
 }
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+static void received_symkey(void *opdata, ConnContext *context, unsigned int use, const unsigned char *usedata, size_t usedatalen, const unsigned char *symkey){
+	// Not used
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+static const char *otr_error_message(void *opdata, ConnContext *context, OtrlErrorCode err_code){
+	Q_UNUSED(opdata)
+
+	char *err_msg = 0;
+	switch (err_code)
+	{
+		case OTRL_ERRCODE_NONE :
+			break;
+		case OTRL_ERRCODE_ENCRYPTION_ERROR : {
+			TQString message = i18n("Error occurred encrypting message.");
+			err_msg = (char*)malloc(message.length() + 1);
+			memset(err_msg, 0, message.length() + 1);
+			memcpy(err_msg, message.utf8().data(), message.length());
+			break;
+		}
+		case OTRL_ERRCODE_MSG_NOT_IN_PRIVATE :
+			if (context) {
+				TQString message = i18n("You sent encrypted data to %s, who wasn't expecting it.").arg(context->accountname);
+				err_msg = (char*)malloc(message.length() + 1);
+				memset(err_msg, 0, message.length() + 1);
+				memcpy(err_msg, message.utf8().data(), message.length());
+			}
+			break;
+		case OTRL_ERRCODE_MSG_UNREADABLE : {
+			TQString message = i18n("You transmitted an unreadable encrypted message.");
+			err_msg = (char*)malloc(message.length() + 1);
+			memset(err_msg, 0, message.length() + 1);
+			memcpy(err_msg, message.utf8().data(), message.length());
+			break;
+		}
+		case OTRL_ERRCODE_MSG_MALFORMED : {
+			TQString message = i18n("You transmitted a malformed data message.");
+			err_msg = (char*)malloc(message.length() + 1);
+			memset(err_msg, 0, message.length() + 1);
+			memcpy(err_msg, message.utf8().data(), message.length());
+			break;
+		}
+	}
+	return err_msg;
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void otr_error_message_free(void *opdata, const char *err_msg){
+	Q_UNUSED(opdata)
+
+	if (err_msg) {
+		free((char*)err_msg);
+	}
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+const char *resent_msg_prefix(void *opdata, ConnContext *context){
+	Q_UNUSED(opdata)
+	Q_UNUSED(context)
+
+	TQString message = i18n("[resent]");
+	char *msg_prefix = (char*)malloc(message.length() + 1);
+	memset(msg_prefix, 0, message.length() + 1);
+	memcpy(msg_prefix, message.utf8().data(), message.length());
+	return msg_prefix;
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void resent_msg_prefix_free(void *opdata, const char *prefix){
+	Q_UNUSED(opdata)
+
+	if (prefix) {
+		free((char*)prefix);
+	}
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void handle_smp_event(void *opdata, OtrlSMPEvent smp_event, ConnContext *context, unsigned short progress_percent, char *question){
+	Q_UNUSED(progress_percent)
+
+	Kopete::ChatSession *chatSession = (Kopete::ChatSession*)opdata;
+
+	if (!context) {
+		return;
+	}
+
+	switch (smp_event) {
+		case OTRL_SMPEVENT_NONE:
+			break;
+		case OTRL_SMPEVENT_ASK_FOR_SECRET: {
+			SMPPopup *popup = new SMPPopup( chatSession->view()->mainWidget(), i18n("Enter authentication secret"), TQString::null, TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, chatSession, false );
+			popup->show();
+			break;
+		}
+		case OTRL_SMPEVENT_ASK_FOR_ANSWER: {
+			SMPPopup *popup = new SMPPopup( chatSession->view()->mainWidget(), question, question, TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, chatSession, false );
+			popup->show();
+			break;
+		}
+		case OTRL_SMPEVENT_IN_PROGRESS: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>Authenticating contact...</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_SMPEVENT_SUCCESS: {
+			if (context->active_fingerprint->trust && context->active_fingerprint->trust[0]) {
+				Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>Authentication successful. The conversation is now secure!</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+				chatSession->appendMessage( msg );
+				OTRPlugin::plugin()->emitGoneSecure( chatSession, 2 );
+			}
+			else {
+				Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>Authentication failed. The conversation is now insecure!</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+				chatSession->appendMessage( msg );
+				OTRPlugin::plugin()->emitGoneSecure( chatSession, 1 );
+			}
+			break;
+		}
+		case OTRL_SMPEVENT_FAILURE: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>Authentication failed. The conversation is now insecure!</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			OTRPlugin::plugin()->emitGoneSecure( chatSession, 1 );
+			break;
+		}
+		case OTRL_SMPEVENT_ABORT:
+		case OTRL_SMPEVENT_CHEATED:
+		case OTRL_SMPEVENT_ERROR: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>Authentication error!</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			OtrlChatInterface::self()->abortSMP( context, chatSession );
+			break;
+		}
+	}
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void handle_msg_event(void *opdata, OtrlMessageEvent msg_event, ConnContext *context, const char *message, gcry_error_t err){
+	Kopete::ChatSession *chatSession= ((Kopete::ChatSession*)opdata);
+	Kopete::ContactPtrList list = chatSession->members();
+
+	switch (msg_event)
+	{
+		case OTRL_MSGEVENT_NONE:
+			break;
+		case OTRL_MSGEVENT_ENCRYPTION_REQUIRED: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("You attempted to send an unencrypted message to <b>%1</b>").arg(context->username) , Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_ENCRYPTION_ERROR: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("An error occurred when encrypting your message. The message was not sent."), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_CONNECTION_ENDED: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>%1</b> has ended the OTR session. You should do the same.").arg(context->username) , Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_SETUP_ERROR: {
+			if (!err) {
+				err = GPG_ERR_INV_VALUE;
+			}
+			switch(gcry_err_code(err)) {
+				case GPG_ERR_INV_VALUE:
+					kdDebug() << "Error setting up private conversation: Malformed message received";
+				default:
+					kdDebug() << "Error setting up private conversation:" << err;
+			}
 
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("OTR error"), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_MSG_REFLECTED: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("We are receiving our own OTR messages. You are either trying to talk to yourself, or someone is reflecting your messages back at you."), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_MSG_RESENT: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("The last message to <b>%1</b> was resent.").arg(context->username) , Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_NOT_IN_PRIVATE: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("The encrypted message received from <b>%1</b> is unreadable, as you are not currently communicating privately.").arg(context->username) , Kopete::Message::Inbound, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			//OtrlChatInterface::self()->m_blacklistIds.append(msg.id());
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_UNREADABLE: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("We received an unreadable encrypted message from <b>%1</b>."), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_MALFORMED: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("We received a malformed data message from <b>%1</b>."), Kopete::Message::Internal, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_LOG_HEARTBEAT_RCVD: {
+			kdDebug() << "Heartbeat received from" << context->username;
+			return;
+		}
+		case OTRL_MSGEVENT_LOG_HEARTBEAT_SENT: {
+			kdDebug() << "Heartbeat sent to" << context->username;
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_GENERAL_ERR: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), message, Kopete::Message::Inbound, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_UNENCRYPTED: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>The following message received from <b>%1</b> was <i>not</i> encrypted: [</b>%2<b>]</b>").arg(context->username).arg(message), Kopete::Message::Inbound, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			//OtrlChatInterface::self()->m_blacklistIds.append(msg.id());
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_UNRECOGNIZED: {
+			kdDebug() << "Unrecognized OTR message received from" << context->username;
+			break;
+		}
+		case OTRL_MSGEVENT_RCVDMSG_FOR_OTHER_INSTANCE: {
+			Kopete::Message msg( chatSession->members().getFirst(), chatSession->account()->myself(), i18n("<b>%1</b> has sent an encrypted message intended for a different session. If you are logged in multiple times, another session may have received the message.").arg(context->username), Kopete::Message::Inbound, Kopete::Message::RichText );
+			chatSession->appendMessage( msg );
+			//OtrlChatInterface::self()->m_blacklistIds.append(msg.id());
+			break;
+		}
+	}
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void create_instag(void *opdata, const char *accountname, const char *protocol){
+	Q_UNUSED(opdata)
+
+	otrl_instag_generate(OtrlChatInterface::self()->getUserstate(), TQString(TDEGlobal::dirs()->saveLocation("data", "kopete_otr/", true )) + "instags", accountname, protocol);
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void convert_msg(void *opdata, ConnContext *context, OtrlConvertType convert_type, char ** dest, const char *src){
+	// Not used
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void convert_free(void *opdata, ConnContext *context, char *dest){
+	// Not used
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+void timer_control(void *opdata, unsigned int interval){
+	kdDebug() << "timer_control called" << endl;
+
+	Q_UNUSED(opdata)
+	if (interval > 0) {
+		OtrlChatInterface::self()->forwardSecrecyTimerStart(interval);
+	}
+	else {
+		OtrlChatInterface::self()->forwardSecrecyTimerStop();
+	}
+}
+#endif // HAVE_LIBOTR_0400
+
+#ifdef HAVE_LIBOTR_0400
+static OtrlMessageAppOps ui_ops = {
+	policy,
+	create_privkey,
+	is_logged_in,
+	inject_message,
+	update_context_list,
+	new_fingerprint,
+	write_fingerprints,
+	gone_secure,
+	gone_insecure,
+	still_secure,
+	NULL, // max_message_size,
+	NULL, // account_name,
+	NULL, // account_name_free,
+	received_symkey,
+	otr_error_message,
+	otr_error_message_free,
+	resent_msg_prefix,
+	resent_msg_prefix_free,
+	handle_smp_event,
+	handle_msg_event,
+	create_instag,
+	NULL, // convert_msg,
+	NULL, // convert_free,
+	timer_control
+};
+#else // HAVE_LIBOTR_0400
 static OtrlMessageAppOps ui_ops = {
 	policy,
 	create_privkey,
@@ -244,6 +560,7 @@ static OtrlMessageAppOps ui_ops = {
 	still_secure,
 	log_message
 };
+#endif // HAVE_LIBOTR_0400
 
 /*********************** Gui_UI_Ops finished *************************/
 
@@ -258,11 +575,15 @@ OtrlChatInterface::OtrlChatInterface(){
 	userstate = otrl_userstate_create();
 
 	otrl_privkey_read( userstate, TQString(TDEGlobal::dirs()->saveLocation("data", "kopete_otr/", true )) + "privkeys" );
-	
-	
 
 	otrl_privkey_read_fingerprints(userstate, TQString(TDEGlobal::dirs()->saveLocation("data", "kopete_otr/", true )) + "fingerprints", NULL, NULL);
 
+	otrl_instag_read(userstate, TQString(TDEGlobal::dirs()->saveLocation("data", "kopete_otr/", true )) + "instags");
+
+	unsigned int interval = otrl_message_poll_get_default_interval(userstate);
+	forwardSecrecyTimerStart(interval);
+	connect(&m_forwardSecrecyTimer, SIGNAL(timeout()), this, SLOT(otrlMessagePoll()));
+
 }
 
 OtrlChatInterface::~ OtrlChatInterface(){
@@ -277,6 +598,18 @@ OtrlChatInterface *OtrlChatInterface::self(){
 	return mSelf;
 }
 
+void OtrlChatInterface::forwardSecrecyTimerStart(int interval){
+	m_forwardSecrecyTimer.start(interval * 1000);
+}
+
+void OtrlChatInterface::forwardSecrecyTimerStop(){
+	m_forwardSecrecyTimer.stop();
+}
+
+void OtrlChatInterface::otrlMessagePoll(){
+	otrl_message_poll(userstate, 0, 0);
+}
+
 /********************* Chat section ***************************/
 
 OtrlUserState OtrlChatInterface::getUserstate(){
@@ -294,8 +627,11 @@ int OtrlChatInterface::decryptMessage( TQString *msg, TQString accountId,
 	ConnContext *context;
 	NextExpectedSMP nextMsg;
 
-
+#ifdef HAVE_LIBOTR_0400
+	ignoremessage = otrl_message_receiving( userstate, &ui_ops, chatSession, accountId.latin1(), protocol.latin1(), contactId.latin1(), msg->latin1(), &newMessage, &tlvs, NULL, NULL, NULL );
+#else // HAVE_LIBOTR_0400
 	ignoremessage = otrl_message_receiving( userstate, &ui_ops, chatSession, accountId.latin1(), protocol.latin1(), contactId.latin1(), msg->latin1(), &newMessage, &tlvs, NULL, NULL );
+#endif // HAVE_LIBOTR_0400
 
 
 	tlv = otrl_tlv_find(tlvs, OTRL_TLV_DISCONNECTED);
@@ -306,7 +642,11 @@ int OtrlChatInterface::decryptMessage( TQString *msg, TQString accountId,
 		OTRPlugin::plugin()->emitGoneSecure( chatSession, 3 );
 	}
 
+#ifdef HAVE_LIBOTR_0400
+	context = otrl_context_find( userstate, contactId.latin1(), accountId.latin1(), protocol.latin1(), 0, 0, NULL, NULL, NULL);
+#else // HAVE_LIBOTR_0400
 	context = otrl_context_find( userstate, contactId.latin1(), accountId.latin1(), protocol.latin1(), 0, NULL, NULL, NULL);
+#endif // HAVE_LIBOTR_0400
 	if (context) {
 		nextMsg = context->smstate->nextExpected;
 
@@ -315,7 +655,7 @@ int OtrlChatInterface::decryptMessage( TQString *msg, TQString accountId,
 			if (nextMsg != OTRL_SMP_EXPECT1){
 				abortSMP( context, chatSession );
 			} else {
-				SMPPopup *popup = new SMPPopup( chatSession->view()->mainWidget(), i18n("Enter authentication secret"),  TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, chatSession, false );
+				SMPPopup *popup = new SMPPopup( chatSession->view()->mainWidget(), i18n("Enter authentication secret"), TQString::null, TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, chatSession, false );
 				popup->show();
 			}
 		}
@@ -392,7 +732,12 @@ TQString OtrlChatInterface::encryptMessage( TQString msg, TQString accountId,
 	char * newMessage;
 	if( otrl_proto_message_type( msg ) == OTRL_MSGTYPE_NOTOTR ){
 		msg.replace( TQString("<"), TQString("&lt;"), false );
+#ifdef HAVE_LIBOTR_0400
+		otrl_instag_t instance = chatSession->property("otr-instag").toUInt();
+		err = otrl_message_sending( userstate, &ui_ops, chatSession, accountId.latin1(), protocol.latin1(), contactId.latin1(), instance, msg.utf8(), NULL, &newMessage, OTRL_FRAGMENT_SEND_ALL_BUT_LAST, NULL, NULL, NULL );
+#else // HAVE_LIBOTR_0400
 		err = otrl_message_sending( userstate, &ui_ops, chatSession, accountId.latin1(), protocol.latin1(), contactId.latin1(), msg.utf8(), NULL, &newMessage, NULL, NULL );
+#endif // HAVE_LIBOTR_0400
 	
 		if( err != 0 ){
 			msg = i18n("Encryption error");
@@ -419,7 +764,12 @@ TQString OtrlChatInterface::getDefaultQuery( TQString accountId ){
 }
 
 void OtrlChatInterface::disconnectSession( Kopete::ChatSession *chatSession ){
+#ifdef HAVE_LIBOTR_0400
+	otrl_instag_t instance = chatSession->property("otr-instag").toUInt();
+	otrl_message_disconnect( userstate, &ui_ops, chatSession, chatSession->account()->accountId().latin1(), chatSession->account()->protocol()->displayName().latin1(), chatSession->members().getFirst()->contactId(), instance );
+#else // HAVE_LIBOTR_0400
 	otrl_message_disconnect( userstate, &ui_ops, chatSession, chatSession->account()->accountId().latin1(), chatSession->account()->protocol()->displayName().latin1(), chatSession->members().getFirst()->contactId() );
+#endif // HAVE_LIBOTR_0400
 	OTRPlugin::plugin()->emitGoneSecure( chatSession, false );
 
 	Kopete::Message msg( chatSession->account()->myself(), chatSession->members().getFirst(), i18n("Terminating OTR session."), Kopete::Message::Internal  );
@@ -451,8 +801,13 @@ void OtrlChatInterface::setPolicy( OtrlPolicy policy ){
 
 int OtrlChatInterface::privState( Kopete::ChatSession *session ){
 	ConnContext *context;
-	
+
+#ifdef HAVE_LIBOTR_0400
+	otrl_instag_t instance = session->property("otr-instag").toUInt();	
+	context = otrl_context_find(userstate, session->members().getFirst()->contactId(), session->account()->accountId(), session->account()->protocol()->displayName(), instance, 0, NULL, NULL, NULL);
+#else // HAVE_LIBOTR_0400
 	context = otrl_context_find(userstate, session->members().getFirst()->contactId(), session->account()->accountId(), session->account()->protocol()->displayName(), 0, NULL, NULL, NULL);
+#endif // HAVE_LIBOTR_0400
 
 	if( context ){
 		switch( context->msgstate ){
@@ -485,12 +840,15 @@ TQString  OtrlChatInterface::formatContact(TQString contactId){
 void OtrlChatInterface::verifyFingerprint( Kopete::ChatSession *session ){
 	ConnContext *context;
 
+#ifdef HAVE_LIBOTR_0400
+	otrl_instag_t instance = session->property("otr-instag").toUInt();	
+	context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), instance, 0, NULL, NULL, NULL);
+#else // HAVE_LIBOTR_0400
 	context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), 0, NULL, NULL, NULL);
+#endif // HAVE_LIBOTR_0400
 
-	SMPPopup *popup = new SMPPopup( session->view()->mainWidget(), i18n("Enter authentication secret"),  TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, session, true );
+	SMPPopup *popup = new SMPPopup( session->view()->mainWidget(), i18n("Enter authentication secret"), TQString::null, TQt::WStyle_Dialog | TQt::WStyle_StaysOnTop, context, session, true );
 	popup->show();
-
-
 }
 
 void OtrlChatInterface::setTrust( Kopete::ChatSession *session, bool trust ){
@@ -656,11 +1014,33 @@ void OtrlChatInterface::abortSMP( ConnContext *context, Kopete::ChatSession *ses
 
 void OtrlChatInterface::respondSMP( ConnContext *context, Kopete::ChatSession *session, TQString secret, bool initiate ){
 	if( initiate ){
+#ifdef HAVE_LIBOTR_0400
+		otrl_instag_t instance = session->property("otr-instag").toUInt();
+		context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), instance, 0, NULL, NULL, NULL);
+#else // HAVE_LIBOTR_0400
 		context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), 0, NULL, NULL, NULL);
+#endif // HAVE_LIBOTR_0400
 		otrl_message_initiate_smp( userstate, &ui_ops, session, context, (unsigned char*)secret.latin1(), secret.length() );
+	}
+	else {
+		otrl_message_respond_smp( userstate, &ui_ops, session, context, (unsigned char*)secret.latin1(), secret.length());
+	}
 
-		
-	} else {
+	Kopete::Message msg( session->members().getFirst(), session->account()->myself(), i18n("<b>Authenticating contact...</b>"), Kopete::Message::Internal, Kopete::Message::RichText );
+	session->appendMessage( msg );
+}
+
+void OtrlChatInterface::respondSMPQ( ConnContext *context, Kopete::ChatSession *session, TQString question, TQString secret, bool initiate ){
+	if( initiate ){
+#ifdef HAVE_LIBOTR_0400
+		otrl_instag_t instance = session->property("otr-instag").toUInt();
+		context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), instance, 0, NULL, NULL, NULL);
+#else // HAVE_LIBOTR_0400
+		context = otrl_context_find( userstate, session->members().getFirst()->contactId().latin1(), session->account()->accountId().latin1(), session->protocol()->displayName().latin1(), 0, NULL, NULL, NULL);
+#endif // HAVE_LIBOTR_0400
+		otrl_message_initiate_smp_q( userstate, &ui_ops, session, context, (const char*)question.latin1(), (unsigned char*)secret.latin1(), secret.length() );
+	}
+	else {
 		otrl_message_respond_smp( userstate, &ui_ops, session, context, (unsigned char*)secret.latin1(), secret.length());
 	}
 
diff --git a/src/otrlchatinterface.h b/src/otrlchatinterface.h
index 1fa499b..1f2fd3e 100644
--- a/src/otrlchatinterface.h
+++ b/src/otrlchatinterface.h
@@ -30,6 +30,7 @@
 #include <tqvaluelist.h>
 #include <tqthread.h>
 #include <tqmutex.h>
+#include <tqtimer.h>
 
 #include <kopetechatsession.h>
 
@@ -42,6 +43,7 @@ extern "C" {
 
 class OtrlChatInterface: public TQObject
 {
+	Q_OBJECT
 
 public:
 	~OtrlChatInterface();
@@ -65,12 +67,19 @@ public:
 	void verifyFingerprint( Kopete::ChatSession *session );
 	void abortSMP( ConnContext *context, Kopete::ChatSession *session );
 	void respondSMP( ConnContext *context, Kopete::ChatSession *session, TQString secret, bool initiate );
+	void respondSMPQ( ConnContext *context, Kopete::ChatSession *session, TQString question, TQString secret, bool initiate );
 	void setTrust( Kopete::ChatSession *session, bool trust );
+	void forwardSecrecyTimerStart(int interval);
+	void forwardSecrecyTimerStop();
+
+private slots:
+	void otrlMessagePoll();
 
 private:
 	OtrlChatInterface();
 	static OtrlChatInterface *mSelf;
 	Fingerprint *findFingerprint( TQString username );
+	TQTimer m_forwardSecrecyTimer;
 };
 
  class KeyGenThread : public TQThread {
diff --git a/src/smppopup.cpp b/src/smppopup.cpp
index 59fa9f2..66f28c1 100644
--- a/src/smppopup.cpp
+++ b/src/smppopup.cpp
@@ -29,13 +29,20 @@
 #include "smppopup.h"
 #include "verifypopup.h"
 
-SMPPopup::SMPPopup(TQWidget* parent, const char* name, WFlags fl, ConnContext *context, Kopete::ChatSession *session, bool initiate )
+SMPPopup::SMPPopup(TQWidget* parent, const char* name, TQString title, WFlags fl, ConnContext *context, Kopete::ChatSession *session, bool initiate )
 : SMPPopupUI(parent,name,fl)
 {
 	this->context = context;
 	this->session = session;
 	this->initiate = initiate;
-	tlText->setText( i18n("Please enter the secret passphrase to authenticate %1:").arg(OtrlChatInterface::self()->formatContact(session->members().getFirst()->contactId())));
+	if (title.isNull()) {
+		question = false;
+		tlText->setText( i18n("Please enter the secret passphrase to authenticate %1:").arg(OtrlChatInterface::self()->formatContact(session->members().getFirst()->contactId())));
+	}
+	else {
+		question = true;
+		tlText->setText( title );
+	}
 }
 
 SMPPopup::~SMPPopup()
@@ -51,7 +58,12 @@ void SMPPopup::cancelSMP()
 
 void SMPPopup::respondSMP()
 {
-	OtrlChatInterface::self()->respondSMP( context, session, leSecret->text(), initiate );
+	if (question) {
+		OtrlChatInterface::self()->respondSMPQ( context, session, tlText->text(), leSecret->text(), initiate );
+	}
+	else {
+		OtrlChatInterface::self()->respondSMP( context, session, leSecret->text(), initiate );
+	}
 	this->close();
 }
 
diff --git a/src/smppopup.h b/src/smppopup.h
index edbdf64..69c9513 100644
--- a/src/smppopup.h
+++ b/src/smppopup.h
@@ -36,7 +36,7 @@ class SMPPopup : public SMPPopupUI
   
 
 public:
-  SMPPopup(TQWidget* parent = 0, const char* name = 0, WFlags fl = 0, ConnContext *context = 0, Kopete::ChatSession *session = 0, bool initiate = true );
+  SMPPopup(TQWidget* parent = 0, const char* name = 0, TQString title = TQString::null, WFlags fl = 0, ConnContext *context = 0, Kopete::ChatSession *session = 0, bool initiate = true );
   ~SMPPopup();
   /*$PUBLIC_FUNCTIONS$*/
 
@@ -53,6 +53,7 @@ protected:
 	ConnContext *context;
 	Kopete::ChatSession *session;
 	bool initiate;
+	bool question;
 
 protected slots:
   /*$PROTECTED_SLOTS$*/