public void fillTransition(byte state, MeanCS.MAction action)
{
byte actionIndex = 0;
if (action != null)
{
actionIndex = addAction(action);
}
for (int i = 0; i < 256; i++)
{
tr[(state * 256) + i] = actionIndex;
}
//DEBUG(VR("New Transition filled: id ")X(actionIndex)XO);
}
public void transition(byte state, string input, MeanCS.MAction action)
{
byte actionIndex = 0;
if (action != null)
{
actionIndex = addAction(action);
}
byte[] bytes = System.Text.Encoding.ASCII.GetBytes(input);
int i = 0;
while (i < input.Length)
{
tr[(state * 256) + bytes[i]] = actionIndex;
i++;
}
//DEBUG(VR("New Transition added: id ")X(actionIndex)XO);
}
public bool step(byte input)
{
currentInput = input;
int index = (currentState * 256) + input;
byte actionIndex = tr[index];
if (actionIndex == 0)
{
return(true); // stay on same state and do nothing else
}
if (actionIndex == 0xff || actionIndex < 0)
{
ok = false;
return(false); // end
}
MeanCS.MAction act = actions[actionIndex];
if (act == null)
{
System.Diagnostics.Debug.Assert(false, "invalid action index");
}
act();
return(true);
}
public byte addAction(MeanCS.MAction action)
{
actionCounter++;
actions[actionCounter] = action;
return(actionCounter);
}