private void FireBreakpointEvent(int bpt)
{
// bpt equal to -1 means we're stepping
if ((bpt == -1) || (BreakpointHit == null))
{
return;
}
m64p_breakpoint breakpoint = new m64p_breakpoint();
m64pDebugBreakpointCommand(m64p_dbg_bkp_command.M64P_BKP_CMD_GET_STRUCT, (uint)bpt, ref breakpoint);
BreakType type = BreakType.Execute;
if (CheckBreakpointFlag(ref breakpoint, m64p_dbg_bkp_flags.M64P_BPT_FLAG_READ))
{
type = BreakType.Read;
}
else if (CheckBreakpointFlag(ref breakpoint, m64p_dbg_bkp_flags.M64P_BPT_FLAG_WRITE))
{
type = BreakType.Write;
}
BreakpointHit(breakpoint.address, type);
}
/* TODO: Support address masks and null address */
public void SetBreakpoint(BreakType type, uint?address)
{
m64p_breakpoint breakpoint = new m64p_breakpoint
{
address = address.Value,
endaddr = address.Value + 0x03,
flags = (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_ENABLED
};
switch (type)
{
case BreakType.Read:
breakpoint.flags |= (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_READ;
break;
case BreakType.Write:
breakpoint.flags |= (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_WRITE;
break;
case BreakType.Execute:
breakpoint.flags |= (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_EXEC;
break;
}
m64pDebugBreakpointCommand(m64p_dbg_bkp_command.M64P_BKP_CMD_ADD_STRUCT, 0, ref breakpoint);
}
public void RemoveBreakpoint(BreakType type, uint?address)
{
int index = 0;
switch (type)
{
case BreakType.Read:
index = m64pDebugBreakpointLookup(address.Value, 4, (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_READ);
break;
case BreakType.Write:
index = m64pDebugBreakpointLookup(address.Value, 4, (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_WRITE);
break;
case BreakType.Execute:
index = m64pDebugBreakpointLookup(address.Value, 4, (uint)m64p_dbg_bkp_flags.M64P_BPT_FLAG_EXEC);
break;
}
m64p_breakpoint unused = new m64p_breakpoint();
m64pDebugBreakpointCommand(m64p_dbg_bkp_command.M64P_BKP_CMD_REMOVE_IDX, (uint)index, ref unused);
}
private bool CheckBreakpointFlag(ref m64p_breakpoint bkp, m64p_dbg_bkp_flags flag)
{
return((bkp.flags & (uint)flag) != 0);
}
