public static void RemapCmd(string args)
{
ArgParser ap = new ArgParser(args);
if(!(Debugger.Processes.Active.StopReason is RemapOpportunityReachedStopReason))
{
WriteError("Not stopped at RemapOpportunity breakpoint");
return;
}
RemapOpportunityReachedStopReason sr = (RemapOpportunityReachedStopReason)Debugger.Processes.Active.StopReason;
if(!ap.Exists(0))
{
// no arguments -- we just print content of last remap callback
// we want to do remap.
WriteOutput("Last FunctionRemapOpportunity Callback:");
WriteOutput("-----------------------------------------");
WriteOutput("AppDomain: "+sr.AppDomain.Name);
WriteOutput("NewFunction: "+sr.NewFunction.Token);
WriteOutput("OldFunction: "+sr.OldFunction.Token);
WriteOutput("OldILOffset: "+sr.OldILOffset);
WriteOutput("Thread Number: "+Debugger.Processes.Active.Threads.Lookup(sr.Thread).Number);
}
else
{
int newILOffset = ap.AsInt(0);
sr.Thread.ActiveFrame.RemapFunction(newILOffset);
Debugger.Processes.Active.Threads.InvalidateAllStacks();
WriteOutput("Remap successful.");
}
}
public static void WhereCmd(string arguments)
{
const int default_depth = 100; // default number of frames to print
const string countOpt = "c";
const string verboseOpt = "v";
ArgParser ap = new ArgParser(arguments, countOpt + ":1;" + verboseOpt);
int depth = default_depth;
if (ap.OptionPassed(countOpt))
{
ArgToken countArg = ap.GetOption(countOpt);
if (countArg.AsString == "all")
{
depth = 0; // 0 means print entire stack
}
else
{
depth = countArg.AsInt;
if (depth <= 0)
{
throw new MDbgShellException("Depth must be positive number or string \"all\"");
}
}
}
if (ap.Count != 0 && ap.Count != 1)
{
throw new MDbgShellException("Wrong # of arguments.");
}
if (ap.Count == 0)
{
// print current thread only
InternalWhereCommand(Debugger.Processes.Active.Threads.Active, depth, ap.OptionPassed(verboseOpt));
}
else if (ap.AsString(0).Equals("all"))
{
foreach (MDbgThread t in Debugger.Processes.Active.Threads)
InternalWhereCommand(t, depth, ap.OptionPassed(verboseOpt));
}
else
{
MDbgThread t = Debugger.Processes.Active.Threads[ap.AsInt(0)];
if (t == null)
{
throw new MDbgShellException("Wrong thread number");
}
else
{
InternalWhereCommand(t, depth, ap.OptionPassed(verboseOpt));
}
}
}
public static void ShowCmd(string arguments)
{
MDbgSourcePosition pos = Debugger.Processes.Active.Threads.Active.CurrentSourcePosition;
if (pos == null)
{
throw new MDbgShellException("No source location");
}
string fileLoc = Shell.FileLocator.GetFileLocation(pos.Path);
if (fileLoc == null)
{
throw new MDbgShellException(string.Format(CultureInfo.InvariantCulture, "Source file '{0}' not available.", pos.Path));
}
IMDbgSourceFile file = Shell.SourceFileMgr.GetSourceFile(fileLoc);
ArgParser ap = new ArgParser(arguments);
if (ap.Count > 1)
{
throw new MDbgShellException("Wrong # of arguments.");
}
int around;
if (ap.Exists(0))
{
around = ap.AsInt(0);
}
else
{
around = 3;
}
int lo, hi;
lo = pos.Line - around;
if (lo < 1)
{
lo = 1;
}
hi = pos.Line + around;
if (hi > file.Count)
{
hi = file.Count;
}
for (int i = lo; i < hi; i++)
{
WriteOutput(String.Format(CultureInfo.InvariantCulture, "{0}{1}{2}", i, i == pos.Line ? ":*" : " ", file[i]));
}
}
public static void QuitCmd(string arguments)
{
// Look for optional exit code.
ArgParser ap = new ArgParser(arguments);
int exitCode;
if (ap.Exists(0))
{
exitCode = ap.AsInt(0);
}
else
{
exitCode = 0;
}
// we cannot modify the collection during enumeration, so
// we need to collect all processes to kill in advance.
List<MDbgProcess> processesToKill = new List<MDbgProcess>();
foreach (MDbgProcess p in Debugger.Processes)
{
processesToKill.Add(p);
}
foreach (MDbgProcess p in processesToKill)
{
if (p.IsAlive)
{
Debugger.Processes.Active = p;
WriteOutput("Terminating current process...");
try
{
p.Kill();
// We can't wait for targets that never run (e.g. NoninvasiveStopGoController against a dump)
if (p.CanExecute())
p.StopEvent.WaitOne();
}
catch
{
// some processes cannot be killed (e.g. the one that have not loaded runtime)
try
{
Process np = Process.GetProcessById(p.CorProcess.Id);
np.Kill();
}
catch
{
}
}
}
}
Shell.QuitWithExitCode(exitCode);
}
public static void SetIPCmd(string arguments)
{
const string IlOpt = "il";
ArgParser ap = new ArgParser(arguments, IlOpt);
if (ap.OptionPassed(IlOpt))
{
Debugger.Processes.Active.Threads.Active.CurrentFrame.CorFrame.SetIP(ap.AsInt(0));
}
else
{
int ilOffset;
if (!Debugger.Processes.Active.Threads.Active.CurrentFrame.Function.GetIPFromLine(ap.AsInt(0), out ilOffset))
{
throw new MDbgShellException("cannot find correct function mapping");
}
int hresult;
if (!Debugger.Processes.Active.Threads.Active.CurrentFrame.CorFrame.CanSetIP(ilOffset, out hresult))
{
string reason;
switch ((HResult)hresult)
{
case HResult.CORDBG_S_BAD_START_SEQUENCE_POINT:
reason = "Attempt to SetIP from non-sequence point.";
break;
case HResult.CORDBG_S_BAD_END_SEQUENCE_POINT:
reason = "Attempt to SetIP from non-sequence point.";
break;
case HResult.CORDBG_S_INSUFFICIENT_INFO_FOR_SET_IP:
reason = "Insufficient information to fix program flow.";
break;
case HResult.CORDBG_E_CANT_SET_IP_INTO_FINALLY:
reason = "Attempt to SetIP into finally block.";
break;
case HResult.CORDBG_E_CANT_SET_IP_OUT_OF_FINALLY:
case HResult.CORDBG_E_CANT_SET_IP_OUT_OF_FINALLY_ON_WIN64:
reason = "Attempt to SetIP out of finally block.";
break;
case HResult.CORDBG_E_CANT_SET_IP_INTO_CATCH:
reason = "Attempt to SetIP into catch block.";
break;
case HResult.CORDBG_E_CANT_SET_IP_OUT_OF_CATCH_ON_WIN64:
reason = "Attempt to SetIP out of catch block.";
break;
case HResult.CORDBG_E_SET_IP_NOT_ALLOWED_ON_NONLEAF_FRAME:
reason = "Attempt to SetIP on non-leaf frame.";
break;
case HResult.CORDBG_E_SET_IP_IMPOSSIBLE:
reason = "The operation cannot be completed.";
break;
case HResult.CORDBG_E_CANT_SETIP_INTO_OR_OUT_OF_FILTER:
reason = "Attempt to SetIP into or out of filter.";
break;
case HResult.CORDBG_E_SET_IP_NOT_ALLOWED_ON_EXCEPTION:
reason = "SetIP is not allowed on exception.";
break;
default:
reason = "Reason unknown.";
break;
}
throw new MDbgShellException("Cannot set IP as requested. " + reason);
}
Debugger.Processes.Active.Threads.Active.CurrentFrame.CorFrame.SetIP(ilOffset);
}
Debugger.Processes.Active.Threads.InvalidateAllStacks();
Shell.DisplayCurrentLocation();
}
public static void ActiveProcess(string arguments)
{
ArgParser ap = new ArgParser(arguments);
if (ap.Count > 1)
{
throw new MDbgShellException("Wrong # of arguments.");
}
if (ap.Exists(0))
{
int logicalPID = ap.AsInt(0);
bool found = false;
foreach (MDbgProcess ps in Debugger.Processes)
if (ps.Number == logicalPID)
{
Debugger.Processes.Active = ps;
found = true;
break;
}
if (found)
{
Shell.DisplayCurrentLocation();
}
else
{
throw new MDbgShellException("Invalid process number");
}
}
else
{
MDbgProcess ActiveProcess = Debugger.Processes.HaveActive ? Debugger.Processes.Active : null;
WriteOutput("Active Process:");
bool haveProcesses = false;
CorPublish corPublish = null;
foreach (MDbgProcess p in Debugger.Processes)
{
haveProcesses = true;
string processName = p.Name;
string launchMode;
if (processName == null)
{
// in case we're attached (as opposed to launching),
// we don't know process name.
// Let's find it through CorPublishApi
try
{
if (corPublish == null)
{
corPublish = new CorPublish();
}
processName = corPublish.GetProcess(p.CorProcess.Id).DisplayName;
}
catch
{
processName = "N/A";
}
launchMode = "attached";
}
else
{
launchMode = "launched";
}
WriteOutput((ActiveProcess == p ? "*" : " ") + string.Format(CultureInfo.InvariantCulture, "{0}. [PID: {1}, {2}] {3}", p.Number, p.CorProcess.Id, launchMode, processName));
}
if (!haveProcesses)
{
WriteOutput("No Active Process!");
}
}
}
public static void WhenCmd(string arguments)
{
ArgParser ap = new ArgParser(arguments);
if (ap.Count == 0)
{
// we want to list all actions
foreach (ExecuteCmdAction a in m_events)
{
WriteOutput(a.Id + ".\t" + a.ToString());
}
}
else if (ap.AsString(0) == "delete")
{
if (ap.AsString(1) == "all")
{
// delete all actions
m_events.Clear();
}
else
{
int idx = 1;
while (true)
{
int actionToRemove = ap.AsInt(idx);
foreach (ExecuteCmdAction a in m_events)
{
if (a.Id == actionToRemove)
{
m_events.Remove(a);
break; // once we remove an item, we cannot iterate further,
// this doesn't matter because id's are unique.
}
}
idx++;
if (!ap.Exists(idx))
{
break;
}
}
}
}
else
{
//we want to create an when action
ExecuteCmdAction action = null;
string cmdString;
int argCount;
GetDoPart(ap, out cmdString, out argCount);
switch (ap.AsString(0))
{
case "StepComplete":
action = new ExecuteCmdAction(Shell, cmdString, typeof(StepCompleteStopReason));
switch (argCount)
{
case 0:
break;
default:
throw new ArgumentException();
}
break;
case "ProcessExited":
action = new ExecuteCmdAction(Shell, cmdString, typeof(ProcessExitedStopReason));
switch (argCount)
{
case 0:
break;
default:
throw new ArgumentException();
}
break;
case "ThreadCreated":
action = new ExecuteCmdAction(Shell, cmdString, typeof(ThreadCreatedStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Number = ap.AsInt(1);
break;
default:
throw new ArgumentException();
}
break;
case "BreakpointHit":
action = new ExecuteCmdAction(Shell, cmdString, typeof(BreakpointHitStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Number = ap.AsInt(1);
break;
default:
throw new ArgumentException();
}
break;
case "ModuleLoaded":
action = new ExecuteCmdAction(Shell, cmdString, typeof(BreakpointHitStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Name = ap.AsString(1);
break;
default:
throw new ArgumentException();
}
break;
case "ClassLoaded":
action = new ExecuteCmdAction(Shell, cmdString, typeof(ClassLoadedStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Name = ap.AsString(1);
break;
default:
throw new ArgumentException();
}
break;
case "AssemblyLoaded":
action = new ExecuteCmdAction(Shell, cmdString, typeof(AssemblyLoadedStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Name = ap.AsString(1);
break;
default:
throw new ArgumentException();
}
break;
case "AssemblyUnloaded":
throw new NotImplementedException();
case "ControlCTrapped":
action = new ExecuteCmdAction(Shell, cmdString, typeof(ControlCTrappedStopReason));
switch (argCount)
{
case 0:
break;
default:
throw new ArgumentException();
}
break;
case "ExceptionThrown":
action = new ExecuteCmdAction(Shell, cmdString, typeof(ExceptionThrownStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Name = ap.AsString(1);
break;
default:
throw new ArgumentException();
}
break;
case "UnhandledExceptionThrown":
action = new ExecuteCmdAction(Shell, cmdString, typeof(UnhandledExceptionThrownStopReason));
switch (argCount)
{
case 0:
break;
case 1:
action.Name = ap.AsString(1);
break;
default:
throw new ArgumentException();
}
break;
case "AsyncStop":
action = new ExecuteCmdAction(Shell, cmdString, typeof(AsyncStopStopReason));
switch (argCount)
{
case 0:
break;
default:
throw new ArgumentException();
}
break;
case "AttachComplete":
if (argCount != 0)
{
throw new ArgumentException();
}
action = new ExecuteCmdAction(Shell, cmdString, typeof(AttachCompleteStopReason));
break;
case "UserBreak":
if (argCount != 0)
{
throw new ArgumentException();
}
action = new ExecuteCmdAction(Shell, cmdString, typeof(UserBreakStopReason));
break;
case "EvalComplete":
if (argCount != 0)
{
throw new ArgumentException();
}
action = new ExecuteCmdAction(Shell, cmdString, typeof(EvalCompleteStopReason));
break;
case "EvalException":
if (argCount != 0)
{
throw new ArgumentException();
}
action = new ExecuteCmdAction(Shell, cmdString, typeof(EvalExceptionStopReason));
break;
case "RemapOpportunityReached":
if (argCount != 0)
{
throw new ArgumentException();
}
action = new ExecuteCmdAction(Shell, cmdString, typeof(RemapOpportunityReachedStopReason));
break;
default:
throw new ArgumentException("invalid event name");
}
m_events.Add(action);
}
}
public static void DownCmd(string arguments)
{
string frameNum = "f";
ArgParser ap = new ArgParser(arguments, frameNum);
if (ap.OptionPassed(frameNum))
{
SwitchToFrame(ap.AsInt(0));
}
else
{
int count = 1;
if (ap.Exists(0))
{
count = ap.AsInt(0);
}
while (--count >= 0)
{
Debugger.Processes.Active.Threads.Active.MoveCurrentFrame(true);
}
}
if (Debugger.Processes.Active.Threads.Active.CurrentFrame.IsManaged)
{
WriteOutput("Current Frame:" +
Debugger.Processes.Active.Threads.Active.CurrentFrame.Function.FullName
);
}
Shell.DisplayCurrentLocation();
}
public static void AttachCmd(string arguments)
{
const string versionArg = "ver";
const string continuationEventArg = "attachEvent";
const string pidArg = "pid";
ArgParser ap = new ArgParser(arguments, versionArg + ":1;" + continuationEventArg + ":1;" + pidArg + ":1");
if (ap.Count > 1)
{
throw new MDbgShellException("Wrong # of arguments.");
}
if (!ap.Exists(0) && !ap.OptionPassed(pidArg))
{
WriteOutput("Please choose some process to attach");
ProcessEnumCmd("");
return;
}
int pid;
if (ap.Exists(0))
{
pid = ap.AsInt(0);
if (ap.OptionPassed(pidArg))
{
WriteOutput("Do not specify pid option when also passing pid as last argument");
return;
}
}
else
{
Debug.Assert(ap.OptionPassed(pidArg)); // verified above
pid = ap.GetOption(pidArg).AsInt;
}
//
// Do some sanity checks to give useful end-user errors.
//
// Can't attach to ourselves!
if (Process.GetCurrentProcess().Id == pid)
{
throw new MDbgShellException("Cannot attach to myself!");
}
// Can't attach to a process that we're already debugging.
// ICorDebug may enforce this, but the error may not be very descriptive for an end-user.
// For example, ICD may propogate an error from the OS, and the OS may return
// something like AccessDenied if another debugger is already attached.
// This only checks for cases where this same instance of MDbg is already debugging
// the process of interest.
foreach (MDbgProcess procOther in Debugger.Processes)
{
if (pid == procOther.CorProcess.Id)
{
throw new MDbgShellException("Can't attach to process " + pid + " because it's already being debugged");
}
}
// Get the OS handle if there was one
SafeWin32Handle osEventHandle = null;
if (ap.OptionPassed(continuationEventArg))
{
osEventHandle = new SafeWin32Handle(new IntPtr(ap.GetOption(continuationEventArg).AsHexOrDecInt));
}
// determine the version to attach to
string version = null;
if (ap.OptionPassed(versionArg))
{
version = ap.GetOption(versionArg).AsString;
}
else
{
version = MdbgVersionPolicy.GetDefaultAttachVersion(pid);
}
if (version == null)
{
throw new MDbgShellException("Can't determine what version of the CLR to attach to in process " +
pid + ". Use -ver to specify a version");
}
// attach
MDbgProcess p;
p = Debugger.Attach(pid, osEventHandle, version);
p.Go().WaitOne();
if (osEventHandle != null)
{
osEventHandle.Dispose();
}
}
public static void InterceptCmd(string arguments)
{
ArgParser ap = new ArgParser(arguments);
if (ap.Count > 1)
{
throw new MDbgShellException("Wrong number of arguments.");
}
if (!ap.Exists(0))
{
throw new MDbgShellException("You must supply a frame number.");
}
int frameID = ap.AsInt(0);
MDbgFrame f = Debugger.Processes.Active.Threads.Active.BottomFrame;
while (--frameID >= 0)
{
f = f.NextUp;
if (f == null)
{
break;
}
}
if (f == null)
{
throw new MDbgShellException("Invalid frame number.");
}
CorThread t = Debugger.Processes.Active.Threads.Active.CorThread;
t.InterceptCurrentException(f.CorFrame);
WriteOutput("Interception point is set.");
}
public static void DeleteCmd(string arguments)
{
ArgParser ap = new ArgParser(arguments);
if (ap.Count != 1)
{
WriteOutput("Please choose some breakpoint to delete");
BreakCmd("");
return;
}
MDbgBreakpoint breakpoint = Debugger.Processes.Active.Breakpoints[ap.AsInt(0)];
if (breakpoint == null)
{
throw new MDbgShellException("Could not find breakpint #:" + ap.AsInt(0));
}
else
{
breakpoint.Delete();
}
}
public static void AttachCmd(string arguments)
{
ArgParser ap = new ArgParser(arguments);
if (ap.Count > 1)
{
throw new MDbgShellException("Wrong # of arguments.");
}
if (!ap.Exists(0))
{
throw new MDbgShellException("Wrong # of arguments.");
}
int pid = ap.AsInt(0);
if (Process.GetCurrentProcess().Id == pid)
{
throw new MDbgShellException("Cannot attach to myself!");
}
// time to attach, since the user isn't able to specify the DebugModeFlag for attach, use Debug which is the
// default
if (false == DebugActiveSilverlightProcess(pid, DebugModeFlag.Debug))
{
throw new MDbgShellException("Could not find a match for *");
}
}
