public GdbAsmLine(string aInput)
{
//"0x0056d2b9 <_end_data+0>:\tmov DWORD PTR ds:0x550020,ebx\n"
var s = GDB.Unescape(aInput);
var xSplit1 = s.Split(Global.TabSeparator, StringSplitOptions.RemoveEmptyEntries);
var xSplit2 = xSplit1[0].Split(Global.SpaceSeparator, StringSplitOptions.RemoveEmptyEntries);
int xIndex = 0;
//newer gdb above 6.6 or higher versions
if (xSplit2[0] == "=>")
{
mEIPHere = true;
xIndex = 1;
}
mAddr = Global.FromHexWithLeadingZeroX(xSplit2[xIndex]);
string xLabel;
if (xSplit2.Length > xIndex + 1)
{
xLabel = xSplit2[xIndex + 1];
}
xSplit2 = xSplit1[1].Split(Global.SpaceSeparator, StringSplitOptions.RemoveEmptyEntries);
mOp = xSplit2[0];
if (xSplit2.Length > 1)
{
for (int j = 1; j < xSplit2.Length; j++)
{
mData += xSplit2[j] + " ";
}
mData = mData.TrimEnd();
}
}
public void OnDelete(GDB.Response aResponse) {
string[] xSplit = aResponse.Reply.Split(' ');
int xID = int.Parse(xSplit[1]);
var xUC = mBreakpoints[xID];
mBreakpoints.Remove(xID);
// Delete UC
Controls.Remove(xUC);
xUC.Dispose();
}
protected void OnDisassemble(GDB.Response xResponse)
{
var xResult = xResponse.Text;
// In some cases GDB might return no results. This is common when no symbols are loaded.
if (xResult.Count == 0)
{
return;
}
// Get function name
var xSplit = GDB.Unescape(xResult[0]).Split(Global.SpaceSeparator, StringSplitOptions.RemoveEmptyEntries);
mFuncName = xSplit[xSplit.Length - 1];
textCurrentFunction.Text = mFuncName;
// remove ':'
mFuncName = mFuncName.Substring(0, mFuncName.Length - 1);
int labelLine = Global.AsmSource.GetLineOfLabel(mFuncName);
labelLine++;
// 1 and -2 to eliminate header and footer line
for (int i = 1; i <= xResult.Count - 2; i++, labelLine++)
{
var asmLine = Global.AsmSource.Lines[labelLine];
while (asmLine.IsLabel ||
(asmLine.FirstToken != null && (asmLine.FirstToken == "global" || asmLine.FirstToken.StartsWith(";"))))
{
labelLine++;
asmLine = Global.AsmSource.Lines[labelLine];
}
var gdbLine = new GdbAsmLine(xResult[i]);
asmLine.Address = gdbLine.mAddr;
// check if line different, if so, we set a line for tooltip
string strGdbLine = gdbLine.ToString();
string gdbLineWithoutAddress = strGdbLine.Substring(strGdbLine.IndexOf(":") + 3);
string gdbLineWithoutAddressLower = gdbLineWithoutAddress.Replace(" ", string.Empty).ToLower().Replace("dwordptr", string.Empty);
string asmlineFromFile = asmLine.OrignalLine.TrimStart('\t', ' ').ToLower().Replace("dword", string.Empty);
string asmlineFromFileWithoutspace = asmlineFromFile.Replace(" ", string.Empty);
if (gdbLineWithoutAddressLower != asmlineFromFileWithoutspace)
{
asmLine.GDBLine = gdbLineWithoutAddress;
}
}
}
public void OnBreak(GDB.Response aResponse) {
var xCmdParts = aResponse.Command.Split(Global.SpaceSeparator, StringSplitOptions.RemoveEmptyEntries);
string xLabel = xCmdParts[1];
var xSplit = aResponse.Text[0].Split(Global.SpaceSeparator, StringSplitOptions.RemoveEmptyEntries);
if (xSplit[0].ToLower() == "breakpoint") {
// http://stackoverflow.com/questions/27674/dynamic-top-down-list-of-controls-in-windowsforms-and-c
var xUC = new BreakpointUC();
mBreakpoints.Add(int.Parse(xSplit[1]), xUC);
xUC.Dock = DockStyle.Top;
xUC.cboxEnabled.Checked = true;
xUC.lablNum.Text = xSplit[1];
xUC.lablName.Text = xLabel;
xUC.Delete += new Action<int>(xUC_Delete);
panl.Controls.Add(xUC);
}
}
public void OnWhere(GDB.Response aResponse) {
lboxCallStack.BeginUpdate();
try {
lboxCallStack.Items.Clear();
foreach (var x in aResponse.Text) {
//#0 0x0056d5df in DebugStub_Start ()
//#1 0x0057572b in System_Void__Cosmos_User_Kernel_Program_Init____DOT__00000001 ()
//#2 0x00550018 in Before_Kernel_Stack ()
//#3 0x005a5427 in __ENGINE_ENTRYPOINT__ ()
//~Backtrace stopped: frame did not save the PC
if (x.StartsWith("#")) {
lboxCallStack.Items.Add(new CallStack(x));
}
}
} finally {
lboxCallStack.EndUpdate();
}
}
public void Log(GDB.Response aResponse) {
lboxCmd.SelectedIndex = lboxCmd.Items.Add(aResponse);
Application.DoEvents();
}
public void OnWatchUpdate(GDB.Response aResponse) {
var xCmdParts = aResponse.Command.Split(' ');
var xAddressOfResponse = Global.FromHexWithLeadingZeroX(xCmdParts[1]);
var xFoundForUpdate = new List<WatchUC>();
// check if a register have this adress
foreach (var item in mWatches.Values) {
uint xKey;
RegNames? xReg = item.mRegister;
if (xReg.HasValue)
xKey = Windows.mRegistersForm.GetRegisterValue(xReg.Value);
else
xKey = Global.FromHexWithLeadingZeroX(item.lablAddress.Text);
if (xKey == xAddressOfResponse)
xFoundForUpdate.Add(item);
}
if (xFoundForUpdate.Count == 0)
return;
var xB = new StringBuilder();
if (aResponse.Error)
xB.Append(aResponse.ErrorMsg);
else {
int xCurrentCountOnLine = 0;
foreach (var item in aResponse.Text) {
var xIndex = item.IndexOf('\t');
var xPart = item.Substring(xIndex);
var xSplit = xPart.Split(Global.TabSeparator, StringSplitOptions.RemoveEmptyEntries);
foreach (var mem in xSplit) {
if (xCurrentCountOnLine == 2) {
xB.AppendLine();
xCurrentCountOnLine = 0;
}
else if (xCurrentCountOnLine > 0)
xB.Append(" ");
xB.Append(mem.ToUpper());
xCurrentCountOnLine++;
}
}
}
var value = xB.ToString();
foreach (var item in xFoundForUpdate) {
item.lablValue.Text = value;
}
}
public void UpdateRegisters(GDB.Response aResponse) {
var xResult = aResponse.Text;
{
// reset all to black
foreach (var item in this.Controls[0].Controls) {
Label xL = item as Label;
if (xL != null && xL.ForeColor != Color.Black)
xL.ForeColor = Color.Black;
}
}
int i = 0;
CPUReg xReg;
CPUReg xEIP = null;
while (i < xResult.Count - 1) {
xReg = new CPUReg(xResult, ref i);
mCurrentValues[xReg.mName] = xReg.mValue;
if (xReg.mName == RegNames.EAX) {
SetRegLabels(lablEAX, lablAX, lablAH, lablAL, xReg.mValue);
} else if (xReg.mName == RegNames.EBX) {
SetRegLabels(lablEBX, lablBX, lablBH, lablBL, xReg.mValue);
} else if (xReg.mName == RegNames.ECX) {
SetRegLabels(lablECX, lablCX, lablCH, lablCL, xReg.mValue);
} else if (xReg.mName == RegNames.EDX) {
SetRegLabels(lablEDX, lablDX, lablDH, lablDL, xReg.mValue);
} else if (xReg.mName == RegNames.EIP) {
xEIP = xReg;
SetAddress(lablEIP, xReg);
lablEIPText.Text = xReg.mText;
lablEIPText.Visible = true;
} else if (xReg.mName == RegNames.EFLAGS) {
// http://en.wikipedia.org/wiki/FLAGS_register_%28computing%29
SetAddress(lablFlags, xReg);
lablFlagsText.Text = xReg.mText;
lablFlagsText.Visible = true;
} else if (xReg.mName == RegNames.ESP) {
SetAddress(lablESP, xReg);
} else if (xReg.mName == RegNames.EBP) {
SetAddress(lablEBP, xReg);
} else if (xReg.mName == RegNames.ESI) {
SetAddress(lablESI, xReg);
} else if (xReg.mName == RegNames.EDI) {
SetAddress(lablEDI, xReg);
} else if (xReg.mName == RegNames.SS) {
SetAddress(lablSS, xReg);
} else if (xReg.mName == RegNames.CS) {
SetAddress(lablCS, xReg);
} else if (xReg.mName == RegNames.DS) {
SetAddress(lablDS, xReg);
} else if (xReg.mName == RegNames.ES) {
SetAddress(lablES, xReg);
} else if (xReg.mName == RegNames.FS) {
SetAddress(lablFS, xReg);
} else if (xReg.mName == RegNames.GS) {
SetAddress(lablGS, xReg);
}
}
if (xEIP != null) {
Windows.mMainForm.SetEIP(xEIP.mValue);
}
}