VNCviewGS/doreadtcp

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2015-09-23 23:46:47 +00:00
#define buffTypePointer 0x0000
static srBuff theSRBuff;
static rrBuff theRRBuff;
int tcpErrorCode;
void *dataBuffPtr;
unsigned long remainingDataLength;
unsigned long initialTime;
dataBuffPtr = data;
remainingDataLength = dataLength;
/* Do read and check for error */
initialTime = TickCount();
do {
if (TickCount() >= initialTime + 15*60)
return FALSE;
if (TCPIPStatusTCP(hostIpid, &theSRBuff))
return FALSE;
if (toolerror())
return FALSE;
if ((theSRBuff.srRcvQueued < dataLength) && (waitForData == FALSE))
return FALSE;
TCPIPPoll();
} while ((theSRBuff.srRcvQueued < dataLength));
do {
if (TCPIPReadTCP(hostIpid, buffTypePointer, (Ref) dataBuffPtr,
remainingDataLength, &theRRBuff))
return FALSE;
if (toolerror())
return FALSE;
if (theRRBuff.rrBuffCount == remainingDataLength)
return TRUE;
dataBuffPtr += theRRBuff.rrBuffCount;
remainingDataLength -= theRRBuff.rrBuffCount;
TCPIPPoll();
} while (theRRBuff.rrMoreFlag);
#undef buffTypeNewHandle