Separated functionality of PortLink into LinkMsg* to avoid some *serious* code duplication

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9334 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/app/PortLink.h

@@ -29,6 +29,8 @@
 #define _PORTLINK_H
 
 #include <OS.h>
+#include <LinkMsgReader.h>
+#include <LinkMsgSender.h>
 
 /*
 	Error checking rules: (for if you don't want to check every return code)
@@ -57,11 +59,9 @@ public:
 
 	status_t Flush(bigtime_t timeout = B_INFINITE_TIMEOUT);
 	
-	// see BPrivate::BAppServerLink which inherits from BPortLink
-	//status_t FlushWithReply(int32 *code);
-
 	void SetSendPort(port_id port);
 	port_id	GetSendPort();
+	
 	void SetReplyPort(port_id port);
 	port_id	GetReplyPort();
 
@@ -75,39 +75,14 @@ public:
 	status_t GetNextReply(int32 *code, bigtime_t timeout = B_INFINITE_TIMEOUT);
 	status_t Read(void *data, ssize_t size);
 	status_t ReadString(char **string);
-	template <class Type> status_t Read(Type *data)
+	template <class T> status_t Read(T *data)
 	{
-		return Read(data, sizeof(Type));
+		return fReader->Read(data,sizeof(T));
 	}
 	
 protected:
-	status_t FlushCompleted(ssize_t newbuffersize);
-	status_t ReadFromPort(bigtime_t timeout);
-	status_t AdjustReplyBuffer(bigtime_t timeout);
-	void ResetReplyBuffer();
-	
-	port_id	fSendPort;
-	port_id fReceivePort;
-
-	char	*fSendBuffer;
-	char	*fRecvBuffer;
-
-	int32	fSendPosition;	//current append position
-	int32	fRecvPosition;	//current read position
-
-	int32	fSendStart;	//start of current message
-	int32	fRecvStart;	//start of current message
-	
-	int32	fSendBufferSize;
-	int32	fRecvBufferSize;
-
-	int32	fSendCount;	//number of completed messages in buffer
-
-	int32	fDataSize;	//size of data in recv buffer
-	int32	fReplySize;	//size of current reply message
-	
-	status_t fWriteError;	//Attach failed for current message
-	status_t fReadError;	//Read failed for current message
+	LinkMsgReader *fReader;
+	LinkMsgSender *fSender;
 };
 
 #endif