From 5abd8e0359cfa1dc2437427f2f0446d8801441cb Mon Sep 17 00:00:00 2001
From: Javier <dev.git@javispedro.com>
Date: Mon, 14 Dec 2015 22:07:50 +0100
Subject: initial ack controlflow implementation

---
 sapsocket.h | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

(limited to 'sapsocket.h')

diff --git a/sapsocket.h b/sapsocket.h
index 38d83ea..a2a360a 100644
--- a/sapsocket.h
+++ b/sapsocket.h
@@ -3,6 +3,7 @@
 
 #include <QtCore/QObject>
 #include <QtCore/QQueue>
+#include <QtCore/QBasicTimer>
 
 #include "sapchannelinfo.h"
 
@@ -38,6 +39,8 @@ protected:
 
 	int sessionId() const;
 
+	virtual void timerEvent(QTimerEvent *event) override;
+
 private:
 	bool isReliable() const;
 	bool isWithSeqNum() const;
@@ -47,8 +50,15 @@ private:
 	const SAPChannelInfo _info;
 	bool _open;
 	QQueue<QByteArray> _in;
-	quint16 _seqNum;
-	quint16 _expectedSeqNum;
+	QBasicTimer _timer;
+
+	/** Outgoing sequence number */
+	quint16 _outLastSeqNum;
+
+	/** Next expected incoming sequence number */
+	quint16 _inLastSeqNum;
+	/** Last acknowledged sequence number */
+	quint16 _inLastAck;
 
 	friend class SAPPeer;
 };
-- 
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