public NIDebugger SetHardBreakPoint(NIHardBreakPoint hwbp)
{
if (hwbps.Count == 4)
{
throw new Exception("Too many HWBPs yo!");
}
hwbps.Add(hwbp);
return this;
}
private void updateContext(int threadId)
{
// work out the Debug Registers EVERY TIME WE CALL THIS
if (hwbps.Count > 0)
{
NIHardBreakPoint[] hwbpTempArray = hwbps.Where(p => p.enabled == true).ToArray<NIHardBreakPoint>();
NIHardBreakPoint[] hwbpArray = new NIHardBreakPoint[4] { null, null, null, null };
Array.Copy(hwbpTempArray, hwbpArray, hwbpTempArray.Length);
Context.Dr0 = 0;
Context.Dr1 = 0;
Context.Dr2 = 0;
Context.Dr3 = 0;
Context.Dr7 = 0;
uint dr7 = 0;
for (int x = 0; x < hwbpArray.Length; x++)
{
if (hwbpArray[x] != null)
{
switch (x)
{
case 0:
Context.Dr0 = hwbpArray[x].bpAddress;
break;
case 1:
Context.Dr1 = hwbpArray[x].bpAddress;
break;
case 2:
Context.Dr2 = hwbpArray[x].bpAddress;
break;
case 3:
Context.Dr3 = hwbpArray[x].bpAddress;
break;
}
}
}
// at this point all dr0-dr3 are set as they should be
// need to work out dr7 :(
//populate the LEN parts
for (int x = hwbpArray.Length - 1; x >= 0; x--)
{
if (hwbpArray[x] != null)
{
dr7 |= (byte)hwbpArray[x].size;
dr7 <<= 2;
dr7 |= (byte)hwbpArray[x].type;
dr7 <<= 2;
}
else
{
dr7 <<= 4;
}
}
// skip these 5 bits cuz aint nobody care bout them
dr7 <<= 5;
// intel says it's a 1 but it's grey so fck 'em
dr7 |= 0;
dr7 <<= 1;
// GE LE not supported so skip!
dr7 <<= 2;
//populate the Global/Local parts
for (int x = hwbpArray.Length - 1; x >= 0; x--)
{
if (hwbpArray[x] != null)
{
dr7 |= (byte)hwbpArray[x].mode;
if (x > 0)
{
dr7 <<= 2;
}
}
else
{
if (x > 0)
{
dr7 <<= 2;
}
}
}
Context.Dr7 = dr7;
}
IntPtr hThread = getThreadHandle(threadId);
Win32.SetThreadContext(hThread,ref Context);
}