public ResultSet ExecReadRequest(Pdu_ReadRequest myPdu)
{
Pdu wrt = ExchangePdu(myPdu);
return new ResultSet(wrt.Param[1], wrt.Data.ToArray());
}
/*public int getMessage(IPDU p)
{
//Console.WriteLine(p);
//return dc->iface->sendMessage(dc, p);
return 0;
}*/
/*public int getU8()//not realy - delete
{
return 0;
}*/
//public int readBits(int area, int DBnum, int start, int len, byte[] buffer)
// {
// Pdu p1, p2;
/* int res;
#ifdef DEBUG_CALLS
LOG7("daveReadBits(dc:%p area:%s area number:%d start address:%d byte count:%d buffer:%p)\n",
dc, daveAreaName(area), DBnum, start,len,buffer);
FLUSH;
#endif
dc->resultPointer=NULL;
dc->_resultPointer=NULL;
dc->AnswLen=0;
p1.header=dc->msgOut+dc->PDUstartO;
davePrepareReadRequest(dc, &p1);
daveAddBitVarToReadRequest(&p1, area, DBnum, start, len);
res=_daveExchange(dc, &p1);
if (res!=daveResOK) return res;
res=_daveSetupReceivedPDU(dc, &p2);
if (daveDebug & daveDebugPDU)
LOG3("_daveSetupReceivedPDU() returned: %d=%s\n", res,daveStrerror(res));
if (res!=daveResOK) return res;
res=_daveTestReadResult(&p2);
if (daveDebug & daveDebugPDU)
LOG3("_daveTestReadResult() returned: %d=%s\n", res,daveStrerror(res));
if (res!=daveResOK) return res;
if (daveDebug & daveDebugPDU)
LOG2("got %d bytes of data\n", p2.udlen);
if (p2.udlen==0) {
return daveResCPUNoData;
}
if (buffer!=NULL) {
if (daveDebug & daveDebugPDU)
LOG2("copy %d bytes to buffer\n", p2.udlen);
memcpy(buffer,p2.udata,p2.udlen);
}
dc->resultPointer=p2.udata;
dc->_resultPointer=p2.udata;
dc->AnswLen=p2.udlen;
return res;*/
// return 0;
//}
public int readBytes(int area, int DBnum, int start, int len, byte[] buffer)
{
var p1 = new Pdu_ReadRequest();
Pdu p2;
int res;
AnswLen = 0; // 03/12/05
//dc->resultPointer=NULL;
//dc->_resultPointer=NULL;
//p1.header=dc->msgOut+dc->PDUstartO;
//davePrepareReadRequest(ref p1);
p1.addVarToReadRequest(area, DBnum, start, len);
//res = _daveExchange(dc, &p1);
p2 = ExchangePdu(p1);
//if (res != daveResOK) return res;
//res = _daveSetupReceivedPDU(dc, &p2);
//if (res != daveResOK) return res;
res = p2.testReadResult();
if (res != Connection.daveResOK) return res;
if (p2.UData.Count == 0)
{
return Connection.daveResCPUNoData;
}
if (buffer != null) Array.Copy(p2.UData.ToArray(), 0, buffer, 0, p2.UData.Count);// memcpy(buffer, p2.udata, p2.udlen);
//dc->resultPointer = p2.udata;
//dc->_resultPointer = p2.udata;
AnswLen = p2.UData.Count;
return res;
}
