static private uint PortNumberToIndex(PortNumbers portNumber)
{
uint address = (uint)(mLowerAddress + (uint)portNumber);
uint index = (address - mLowerAddress) >> 2;
return(index);
}
private Boolean ParsePort(String input, Int32 index, Int32 length, Boolean onlyPort = false)
{
var start = index;
while (index < length)
{
var c = input[index];
if (c == Symbols.QuestionMark || c == Symbols.Solidus || c == Symbols.ReverseSolidus || c == Symbols.Num)
{
break;
}
else if (c.IsDigit() || c == Symbols.Tab || c == Symbols.LineFeed || c == Symbols.CarriageReturn)
{
index++;
}
else
{
return(false);
}
}
_port = SanatizePort(input, start, index - start);
if (PortNumbers.GetDefaultPort(_scheme) == _port)
{
_port = String.Empty;
}
if (!onlyPort)
{
_path = String.Empty;
return(ParsePath(input, index, length));
}
return(true);
}
public PortDefinition(PortNumbers portNumber, int bits, bool invertedWrite)
: this(portNumber, bits)
{
mInvertedWrite = invertedWrite;
}
public PortDefinition(PortNumbers portNumber, int bits)
{
mPortNumber = portNumber;
mBits = bits;
}
public uint RequestRead(PortNumbers portNumber)
{
return(mPortDefinitions[PortNumberToIndex(portNumber)].Read());
}
}//RequestPortNotify
public void RequestWrite(PortNumbers portNumber, uint value)
{
mPortDefinitions[PortNumberToIndex(portNumber)].WriteNoSideEffect(value);
}
}//onMemoryAccessWrite
public void RequestPortNotify(PortNumbers portNumber, ioPortNotify notify)
{
mPortDefinitions[PortNumberToIndex(portNumber)].Notify += notify;
}//RequestPortNotify
