public override void OnPause()
{
btnContinue.Enabled = true;
btnPause.Enabled = false;
ReturnAddress = 0;
if (StackFrame == 0 || InstructionPointer == 0 || StackPointer == 0)
{
return;
}
// FIXME: x86 specific implementation
var symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer, NativeIntegerSize * 2, OnMemoryReadPrologue);
return;
}
symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer - 2);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer + NativeIntegerSize, NativeIntegerSize * 2, OnMemoryReadPrologue);
return;
}
MemoryCache.ReadMemory(StackFrame, NativeIntegerSize * 2, OnMemoryRead);
}
protected override void UpdateDisplay()
{
ClearDisplay();
if (StackFrame == 0 || InstructionPointer == 0 || StackPointer == 0)
{
return;
}
AddSymbol(InstructionPointer, StackFrame, StackPointer);
var symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer, NativeIntegerSize, OnMemoryReadPrologue);
return;
}
symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer - Platform.FirstPrologueInstructionSize);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer + NativeIntegerSize, NativeIntegerSize, OnMemoryReadPrologue);
return;
}
MemoryCache.ReadMemory(StackFrame, NativeIntegerSize * 2, OnMemoryRead);
}
public override void OnPause()
{
treeView1.Nodes.Clear();
if (StackFrame == 0 || InstructionPointer == 0 || StackPointer == 0)
{
return;
}
AddSymbol(InstructionPointer);
var symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer, NativeIntegerSize, OnMemoryReadPrologue);
return;
}
symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer - Platform.FirstPrologueInstructionSize);
if (symbol != null)
{
// new stack frame has not been setup
MemoryCache.ReadMemory(StackPointer + NativeIntegerSize, NativeIntegerSize, OnMemoryReadPrologue);
return;
}
MemoryCache.ReadMemory(StackFrame, NativeIntegerSize * 2, OnMemoryRead);
}
public override void OnPause()
{
this.method = null;
stackentries.Clear();
if (Platform == null)
{
return;
}
if (Platform.Registers == null)
{
return;
}
if (StackFrame == 0 || StackPointer == 0)
{
return;
}
method = DebugSource.GetMethod(InstructionPointer);
if (method == null)
{
return;
}
if (method.ParameterStackSize == 0)
{
return;
}
var symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer);
ulong paramStart = StackFrame + (NativeIntegerSize * 2);
if (symbol != null)
{
// new stack frame has not been setup
paramStart = StackPointer + NativeIntegerSize;
}
else
{
symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer - Platform.FirstPrologueInstructionSize);
if (symbol != null)
{
// new stack frame has not been setup
paramStart = StackPointer + (NativeIntegerSize * 2);
}
}
MemoryCache.ReadMemory(paramStart, method.ParameterStackSize, OnMemoryRead);
}
protected override void UpdateDisplay()
{
method = null;
ClearDisplay();
if (StackFrame == 0 || StackPointer == 0)
{
return;
}
method = DebugSource.GetMethod(InstructionPointer);
if (method == null)
{
return;
}
if (method.ParameterStackSize == 0)
{
return;
}
var symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer);
ulong paramStart = StackFrame + (NativeIntegerSize * 2);
if (symbol != null)
{
// new stack frame has not been setup
paramStart = StackPointer + NativeIntegerSize;
}
else
{
symbol = DebugSource.GetFirstSymbolsStartingAt(InstructionPointer - Platform.FirstPrologueInstructionSize);
if (symbol != null)
{
// new stack frame has not been setup
paramStart = StackPointer + (NativeIntegerSize * 2);
}
}
MemoryCache.ReadMemory(paramStart, method.ParameterStackSize, OnMemoryRead);
}
private void UpdateDisplay(ulong address, byte[] memory)
{
instructions.Clear();
var mode = ArchitectureMode.x86_32; // todo:
using (var disasm = new Disassembler(memory, mode, address, true, Vendor.Any))
{
var translator = new SharpDisasm.Translators.IntelTranslator()
{
IncludeAddress = false,
IncludeBinary = false
};
foreach (var instruction in disasm.Disassemble())
{
var text = translator.Translate(instruction);
var info = string.Empty;
var value = ParseAddress(text);
if (value != 0)
{
var symbol = DebugSource.GetFirstSymbolsStartingAt(value);
if (symbol != null)
{
info = symbol.Name;
}
}
var entry = new MethodInstructionEntry()
{
IP = instruction.Offset,
Length = instruction.Length,
Instruction = text,
Info = info
};
instructions.Add(entry);
}
}
}
private void UpdateDisplay(ulong address, byte[] memory)
{
instructions.Clear();
var disassembler = new Disassembler("x86");
disassembler.SetMemory(memory, address);
foreach (var instruction in disassembler.Decode())
{
var text = instruction.Instruction.Replace('\t', ' ');
var info = string.Empty;
var value = ParseAddress(text);
if (value != 0)
{
var symbol = DebugSource.GetFirstSymbolsStartingAt(value);
if (symbol != null)
{
info = symbol.Name;
}
}
var entry = new MethodInstructionEntry()
{
IP = instruction.Address, // Offset?
Length = instruction.Length,
Instruction = text,
Info = info
};
instructions.Add(entry);
}
}
