virtual char* GetNextMessage()
{
DWORD bytesAvailable = 0;
PeekNamedPipe(_hPipeReading, NULL, 0, NULL, &bytesAvailable, NULL);
if (bytesAvailable > 0)
{
char* buffer = (char*)malloc(bytesAvailable + 1);
DWORD bytesRead = 0;
ReadFile(_hPipeReading, buffer, bytesAvailable, &bytesRead, NULL);
buffer[bytesRead] = 0;
SendAcknowledgement();
return buffer;
}
else
{
return NULL;
}
}
void ReadDataInBuffer(){
int delPos = 0;
int queueLen = 0;
while(xbee_serial.available() > 0){
unsigned char in = (unsigned char)xbee_serial.read();
if(!RxQ.Enqueue(in))
break;
}
queueLen = RxQ.Size()
for(int x=0; x<queueLen; x++){
if(RxQ.Peek(x)==0x7E){
unsigned char checkBuff[Q_SIZE];
unsigned char msgBuff[Q_SIZE];
int checkLen = 0;
int msgLen = 0;
int data_start_index = 0;
checkLen = RxQ.Copy(checkBuff, x);
msgLen = xbee.Receive(checkBuff, checkLen, msgBuff);
if(msgLen > 0){
data_start_index = ((int)msgBuff[9]) + 13;
if(msgBuff[9]==msgBuff[10]){
if(msgBuff[8]==0x01 || msgBuff==0x02){
if(msgBuff[8]==0x01)
manual_control_flag = 1;
else
manual_control_flag = 0;
ChangeRoomStatus(msgBuff, data_start_index);
}
else if(msgBuff[8]==0x03){
SyncRoomDateTime(msgBuff, data_start_index);
}
else if(msgBuff[8]==0x04){
// not yet coded
RequestConsumption(msgBuff);
}
else if(msgBuff[8]==0x07)
ARPRequest(msgBuff);
else if(msgBuff[8]==0x09)
ScheduleFunction(msgBuff);
else if(msgBuff[8]==0x0A)
CheckRoomStatus(msgBuff, data_start_index);
else if(msgBuff[8]==0x0C)
ChangePort(msgBuff, data_start_index);
switch(msgBuff[8]){
case 0x01:
case 0x02:
case 0x03:
case 0x04:
case 0x09:
case 0x0C:
SendAcknowledgement(msgBuff);
break;
default:
break;
}
}
else
SendFrameToOtherModules(msgBuff);
x += msgLen;
delPos = x;
}
else{
if(x>0)
delPos = x-1;
}
}
}
RxQ.Clear(delPos);
}
