public SoftEvaluationContext(SoftDebuggerSession session, StackFrame frame, DC.EvaluationOptions options)
: base(options)
{
Frame = frame;
Thread = frame.Thread;
Domain = frame.Domain;
string method = frame.Method.Name;
if (frame.Method.DeclaringType != null)
method = frame.Method.DeclaringType.FullName + "." + method;
var location = new DC.SourceLocation (method, frame.FileName, frame.LineNumber, frame.ColumnNumber, frame.EndLineNumber, frame.EndColumnNumber, frame.Location.SourceFileHash);
string language;
if (frame.Method != null) {
language = frame.IsNativeTransition ? "Transition" : "Managed";
} else {
language = "Native";
}
Evaluator = session.GetEvaluator (new DC.StackFrame (frame.ILOffset, location, language, session.IsExternalCode (frame), true));
Adapter = session.Adaptor;
this.session = session;
stackVersion = session.StackVersion;
sourceAvailable = !string.IsNullOrEmpty (frame.FileName) && System.IO.File.Exists (frame.FileName);
}
public SoftEvaluationContext(SoftDebuggerSession session, StackFrame frame, DC.EvaluationOptions options) : base(options)
{
Frame = frame;
Thread = frame.Thread;
Domain = Thread.Domain;
string method = frame.Method.Name;
if (frame.Method.DeclaringType != null)
{
method = frame.Method.DeclaringType.FullName + "." + method;
}
var location = new DC.SourceLocation(method, frame.FileName, frame.LineNumber, frame.ColumnNumber);
string language;
if (frame.Method != null)
{
language = frame.IsNativeTransition ? "Transition" : "Managed";
}
else
{
language = "Native";
}
Evaluator = session.GetEvaluator(new DC.StackFrame(frame.ILOffset, location, language, session.IsExternalCode(frame), true));
Adapter = session.Adaptor;
this.session = session;
stackVersion = session.StackVersion;
sourceAvailable = !string.IsNullOrEmpty(frame.FileName) && System.IO.File.Exists(frame.FileName);
}
public override void CopyFrom(EvaluationContext ctx)
{
base.CopyFrom(ctx);
SoftEvaluationContext other = (SoftEvaluationContext)ctx;
frame = other.frame;
stackVersion = other.stackVersion;
Thread = other.Thread;
session = other.session;
}
public SoftDebuggerBacktrace (SoftDebuggerSession session, MDB.ThreadMirror thread): base (session.Adaptor)
{
this.session = session;
this.thread = thread;
stackVersion = session.StackVersion;
if (thread != null)
this.frames = thread.GetFrames ();
else
this.frames = new MDB.StackFrame[0];
}
DC.StackFrame CreateStackFrame(MDB.StackFrame frame)
{
string method = frame.Method.Name;
if (frame.Method.DeclaringType != null)
{
method = frame.Method.DeclaringType.FullName + "." + method;
}
var location = new DC.SourceLocation(method, SoftDebuggerSession.NormalizePath(frame.FileName), frame.LineNumber);
var lang = frame.Method != null? "Managed" : "Native";
return(new DC.StackFrame(frame.ILOffset, frame.Method.FullName, location, lang, session.IsExternalCode(frame), true));
}
public SoftDebuggerBacktrace(SoftDebuggerSession session, MDB.ThreadMirror thread) : base(session.Adaptor)
{
this.session = session;
this.thread = thread;
stackVersion = session.StackVersion;
if (thread != null)
{
this.frames = thread.GetFrames();
}
else
{
this.frames = new MDB.StackFrame[0];
}
}
public SoftEvaluationContext (SoftDebuggerSession session, StackFrame frame, DC.EvaluationOptions options): base (options)
{
Frame = frame;
Thread = frame.Thread;
string method = frame.Method.Name;
if (frame.Method.DeclaringType != null)
method = frame.Method.DeclaringType.FullName + "." + method;
var location = new DC.SourceLocation (method, frame.FileName, frame.LineNumber);
var lang = frame.Method != null? "Managed" : "Native";
Evaluator = session.GetEvaluator (new DC.StackFrame (frame.ILOffset, location, lang, session.IsExternalCode (frame), true));
Adapter = session.Adaptor;
this.session = session;
this.stackVersion = session.StackVersion;
sourceAvailable = !string.IsNullOrEmpty (frame.FileName) && System.IO.File.Exists (frame.FileName);
}
public SoftEvaluationContext(SoftDebuggerSession session, StackFrame frame, DC.EvaluationOptions options) : base(options)
{
Frame = frame;
Thread = frame.Thread;
string method = frame.Method.Name;
if (frame.Method.DeclaringType != null)
{
method = frame.Method.DeclaringType.FullName + "." + method;
}
var location = new DC.SourceLocation(method, frame.FileName, frame.LineNumber);
var lang = frame.Method != null? "Managed" : "Native";
Evaluator = session.GetResolver(new DC.StackFrame(frame.ILOffset, location, lang, session.IsExternalCode(frame), true));
Adapter = session.Adaptor;
this.session = session;
this.stackVersion = session.StackVersion;
}
public override void CopyFrom (EvaluationContext ctx)
{
base.CopyFrom (ctx);
SoftEvaluationContext other = (SoftEvaluationContext) ctx;
frame = other.frame;
stackVersion = other.stackVersion;
Thread = other.Thread;
session = other.session;
}
public static void Kill()
{
lock (_lock)
{
if (_session == null)
return;
CommandLine.InferiorExecuting = true;
if (!_session.HasExited)
_session.Exit();
_session.Dispose();
_session = null;
}
}
public static void Disconnect()
{
lock (_lock)
{
if (_session == null)
return;
CommandLine.InferiorExecuting = true;
_kind = SessionKind.Disconnected;
Breakpoints.Clear();
BreakEvents.Clear();
_session.Continue();
_session = null;
}
}
static void EnsureCreated()
{
lock (_lock)
{
if (_session != null)
return;
_session = new SoftDebuggerSession();
_session.Breakpoints = BreakEvents;
_session.ExceptionHandler = ex =>
{
if (Configuration.Current.LogInternalErrors)
{
Log.Error("Internal debugger error:", ex.GetType());
Log.Error(ex.ToString());
}
return true;
};
_session.LogWriter = (isStdErr, text) =>
{
if (Configuration.Current.LogRuntimeSpew)
Log.NoticeSameLine("[Mono] {0}", text); // The string already has a line feed.
};
_session.OutputWriter = (isStdErr, text) =>
{
//lock (Log.Lock)
//{
if (Callback != null)
{
Callback.Invoke(isStdErr ? "ErrorOutput" : "Output", null, null, text);
}
else
{
if (isStdErr)
Console.Error.Write(text);
else
Console.Write(text);
}
//}
};
_session.TypeResolverHandler += (identifier, location) =>
{
// I honestly have no idea how correct this is. I suspect you
// could probably break it in some corner cases. It does make
// something like `p Android.Runtime.JNIEnv.Handle` work,
// though, which would otherwise have required `global::` to
// be explicitly prepended.
if (identifier == "__EXCEPTION_OBJECT__")
return null;
foreach (var loc in ActiveFrame.GetAllLocals())
if (loc.Name == identifier)
return null;
return identifier;
};
_session.TargetEvent += (sender, e) =>
{
Log.Debug("Event: '{0}'", e.Type);
};
_session.TargetStarted += (sender, e) =>
{
_activeFrame = null;
/*
if (_showResumeMessage)
Log.Notice("Inferior process '{0}' ('{1}') resumed",
ActiveProcess.Id, StringizeTarget());
*/
};
_session.TargetReady += (sender, e) =>
{
_activeProcess = _session.GetProcesses().SingleOrDefault();
// The inferior process has launched, so we can safely
// set our `SIGINT` handler without it interfering with
// the inferior.
CommandLine.SetControlCHandler();
/*
Log.Notice("Inferior process '{0}' ('{1}') started",
ActiveProcess.Id, StringizeTarget());
*/
};
_session.TargetStopped += (sender, e) =>
{
//Log.Notice("Inferior process '{0}' ('{1}') suspended",
// ActiveProcess.Id, StringizeTarget());
//Log.Emphasis(Utilities.StringizeFrame(ActiveFrame, true));
if (Callback != null)
{
Callback.Invoke("TargetStopped", ActiveFrame.SourceLocation, e.Thread, null);
}
CommandLine.ResumeEvent.Set();
};
_session.TargetInterrupted += (sender, e) =>
{
Log.Notice("Inferior process '{0}' ('{1}') interrupted",
ActiveProcess.Id, StringizeTarget());
Log.Emphasis(Utilities.StringizeFrame(ActiveFrame, true));
CommandLine.ResumeEvent.Set();
};
_session.TargetHitBreakpoint += (sender, e) =>
{
// var bp = e.BreakEvent as Breakpoint;
// var fbp = e.BreakEvent as FunctionBreakpoint;
/*
if (fbp != null)
Log.Notice("Hit method breakpoint on '{0}'", fbp.FunctionName);
else
{
var cond = bp.ConditionExpression != null ?
string.Format(" (condition '{0}' met)", bp.ConditionExpression) :
string.Empty;
Log.Notice("Hit breakpoint at '{0}:{1}'{2}", bp.FileName, bp.Line, cond);
}
Log.Emphasis(Utilities.StringizeFrame(ActiveFrame, true));
*/
if (Callback != null)
{
Callback.Invoke("TargetHitBreakpoint", ActiveFrame.SourceLocation, e.Thread, null);
}
CommandLine.ResumeEvent.Set();
};
_session.TargetExited += (sender, e) =>
{
var p = ActiveProcess;
/*
// Can happen when a remote connection attempt fails.
if (p == null)
{
if (_kind == SessionKind.Listening)
Log.Notice("Listening socket closed");
else if (_kind == SessionKind.Connected)
Log.Notice("Connection attempt terminated");
else
Log.Notice("Failed to connect to '{0}'", StringizeTarget());
}
else
Log.Notice("Inferior process '{0}' ('{1}') exited", ActiveProcess.Id, StringizeTarget());
*/
// Make sure we clean everything up on a normal exit.
Kill();
_debuggeeKilled = true;
_kind = SessionKind.Disconnected;
if (Callback != null)
{
Callback.Invoke("TargetExited", null, null, null);
}
CommandLine.ResumeEvent.Set();
};
_session.TargetExceptionThrown += (sender, e) =>
{
var ex = ActiveException;
//Log.Notice("Trapped first-chance exception of type '{0}'", ex.Type);
//Log.Emphasis(Utilities.StringizeFrame(ActiveFrame, true));
PrintException(ex);
if (Callback != null)
{
Callback.Invoke("TargetExceptionThrown", ActiveFrame.SourceLocation, e.Thread, null);
}
CommandLine.ResumeEvent.Set();
};
_session.TargetUnhandledException += (sender, e) =>
{
var ex = ActiveException;
//Log.Notice("Trapped unhandled exception of type '{0}'", ex.Type);
//Log.Emphasis(Utilities.StringizeFrame(ActiveFrame, true));
PrintException(ex);
if (Callback != null)
{
Callback.Invoke("TargetUnhandledException", ActiveFrame.SourceLocation, e.Thread, null);
}
CommandLine.ResumeEvent.Set();
};
_session.TargetThreadStarted += (sender, e) =>
{
//Log.Notice("Inferior thread '{0}' ('{1}') started",
// e.Thread.Id, e.Thread.Name);
if (Callback != null)
{
Callback.Invoke("TargetThreadStarted", null, e.Thread, null);
}
};
_session.TargetThreadStopped += (sender, e) =>
{
//Log.Notice("Inferior thread '{0}' ('{1}') exited",
// e.Thread.Id, e.Thread.Name);
if (Callback != null)
{
Callback.Invoke("TargetThreadStopped", null, e.Thread, null);
}
};
}
}
DC.StackFrame CreateStackFrame(MDB.StackFrame frame, int frameIndex)
{
MDB.MethodMirror method = frame.Method;
MDB.TypeMirror type = method.DeclaringType;
string fileName = frame.FileName;
string typeFullName = null;
string typeFQN = null;
string methodName;
if (fileName != null)
{
fileName = SoftDebuggerSession.NormalizePath(fileName);
}
if (method.VirtualMachine.Version.AtLeast(2, 12) && method.IsGenericMethod)
{
StringBuilder name = new StringBuilder(method.Name);
name.Append('<');
if (method.VirtualMachine.Version.AtLeast(2, 15))
{
bool first = true;
foreach (var argumentType in method.GetGenericArguments())
{
if (!first)
{
name.Append(", ");
}
name.Append(session.Adaptor.GetDisplayTypeName(argumentType.FullName));
first = false;
}
}
name.Append('>');
methodName = name.ToString();
}
else
{
methodName = method.Name;
}
if (string.IsNullOrEmpty(methodName))
{
methodName = "[Function Without Name]";
}
// Compiler generated anonymous/lambda methods
bool special_method = false;
if (methodName [0] == '<' && methodName.Contains(">m__"))
{
int nidx = methodName.IndexOf(">m__", StringComparison.Ordinal) + 2;
methodName = "AnonymousMethod" + methodName.Substring(nidx, method.Name.Length - nidx);
special_method = true;
}
if (type != null)
{
string typeDisplayName = session.Adaptor.GetDisplayTypeName(type.FullName);
if (SoftDebuggerAdaptor.IsGeneratedType(type))
{
// The user-friendly method name is embedded in the generated type name
var mn = SoftDebuggerAdaptor.GetNameFromGeneratedType(type);
// Strip off the generated type name
int dot = typeDisplayName.LastIndexOf('.');
var tname = typeDisplayName.Substring(0, dot);
// Keep any type arguments
int targs = typeDisplayName.LastIndexOf('<');
if (targs > dot + 1)
{
mn += typeDisplayName.Substring(targs, typeDisplayName.Length - targs);
}
typeDisplayName = tname;
if (special_method)
{
typeDisplayName += "." + mn;
}
else
{
methodName = mn;
}
}
methodName = typeDisplayName + "." + methodName;
typeFQN = type.Module.FullyQualifiedName;
typeFullName = type.FullName;
}
bool external = false;
bool hidden = false;
if (session.VirtualMachine.Version.AtLeast(2, 21))
{
var ctx = GetEvaluationContext(frameIndex, session.EvaluationOptions);
var hiddenAttr = session.Adaptor.GetType(ctx, "System.Diagnostics.DebuggerHiddenAttribute") as MDB.TypeMirror;
hidden = method.GetCustomAttributes(hiddenAttr, true).Any();
}
if (hidden)
{
external = true;
}
else
{
external = session.IsExternalCode(frame);
if (!external && session.Options.ProjectAssembliesOnly && session.VirtualMachine.Version.AtLeast(2, 21))
{
var ctx = GetEvaluationContext(frameIndex, session.EvaluationOptions);
var nonUserCodeAttr = session.Adaptor.GetType(ctx, "System.Diagnostics.DebuggerNonUserCodeAttribute") as MDB.TypeMirror;
external = method.GetCustomAttributes(nonUserCodeAttr, true).Any();
}
}
var location = new DC.SourceLocation(methodName, fileName, frame.LineNumber, frame.ColumnNumber, frame.Location.EndLineNumber, frame.Location.EndColumnNumber, frame.Location.SourceFileHash);
string addressSpace = string.Empty;
bool hasDebugInfo = false;
string language;
if (frame.Method != null)
{
if (frame.IsNativeTransition)
{
language = "Transition";
}
else
{
addressSpace = method.FullName;
language = "Managed";
hasDebugInfo = true;
}
}
else
{
language = "Native";
}
return(new SoftDebuggerStackFrame(frame, addressSpace, location, language, external, hasDebugInfo, hidden, typeFQN, typeFullName));
}
public bool CreateSession(ValueReference startInfo, EvaluationOptions ops)
{
// Get the exe and arguments from the start info and store them
this.arguments = (string)startInfo.GetChild("Arguments", ops).GetRawValue(ops);
this.exe = (string)startInfo.GetChild("FileName", ops).GetRawValue(ops);
// Create the new session and custom start arguments.
// The actual arguments don't matter much since we'll use a custom launcher for the process.
newSession = new SoftDebuggerSession();
var startArgs = new SoftDebuggerLaunchArgs(null, new Dictionary <string, string> ());
var dsi = new SoftDebuggerStartInfo(startArgs);
// A mono process can be launched either by providing "mono" as launcher and then the assembly name as argument,
// or by providing the assembly name directly as file to launch.
bool explicitMonoLaunch = IsMonoLauncher(exe);
if (explicitMonoLaunch)
{
// Try to get the assembly name from the command line. The debug session uses what's provided
// in the Command property as process name. Without this, all mono processes launched in this
// way would show up as "mono" in the IDE.
var cmd = GetExeName(arguments);
if (cmd != null)
{
dsi.Command = cmd;
}
// The new session will add additional runtime arguments to the start info.
// We'll use the _ARG_START_ marker to know where those arguments end.
dsi.RuntimeArguments = ArgStartMarker;
}
else
{
dsi.Command = exe;
dsi.Arguments = arguments;
}
startArgs.CustomProcessLauncher = TargetProcessLauncher;
// Start the session. This will run asynchronously, and will at some point call the custom launcher specified just above.
newSession.Run(dsi, softDebuggerSession.Options);
// Wait for the session to ask for the process to be launched
launchingEvent.WaitOne();
if (shutdown)
{
return(false);
}
// The custom launcher will store the debugger agent configuration args in debuggerStartInfo.
// No the original startInfo object is patched to include the debugger agent args
if (explicitMonoLaunch)
{
// Prepend the debugger args to the original arguments
int i = debuggerStartInfo.Arguments.IndexOf(ArgStartMarker);
var debuggerArgs = debuggerStartInfo.Arguments.Substring(0, i);
startInfo.GetChild("Arguments", ops).SetRawValue(debuggerArgs + " " + arguments, ops);
}
else
{
startInfo.GetChild("Arguments", ops).SetRawValue(debuggerStartInfo.Arguments, ops);
startInfo.GetChild("FileName", ops).SetRawValue(debuggerStartInfo.FileName, ops);
}
return(true);
}
public Subprocess(long threadId, SoftDebuggerSession softDebuggerSession)
{
ThreadId = threadId;
this.softDebuggerSession = softDebuggerSession;
}
DC.StackFrame CreateStackFrame(MDB.StackFrame frame)
{
MDB.MethodMirror method = frame.Method;
MDB.TypeMirror type = method.DeclaringType;
string fileName = frame.FileName;
string typeFullName = null;
string typeFQN = null;
string methodName;
if (fileName != null)
{
fileName = SoftDebuggerSession.NormalizePath(fileName);
}
if (method.VirtualMachine.Version.AtLeast(2, 12) && method.IsGenericMethod)
{
StringBuilder name = new StringBuilder(method.Name);
name.Append('<');
if (method.VirtualMachine.Version.AtLeast(2, 15))
{
bool first = true;
foreach (var argumentType in method.GetGenericArguments())
{
if (!first)
{
name.Append(", ");
}
name.Append(session.Adaptor.GetDisplayTypeName(argumentType.FullName));
first = false;
}
}
name.Append('>');
methodName = name.ToString();
}
else
{
methodName = method.Name;
}
// Compiler generated anonymous/lambda methods
bool special_method = false;
if (methodName [0] == '<' && methodName.Contains(">m__"))
{
int nidx = methodName.IndexOf(">m__") + 2;
methodName = "AnonymousMethod" + methodName.Substring(nidx, method.Name.Length - nidx);
special_method = true;
}
if (type != null)
{
string typeDisplayName = session.Adaptor.GetDisplayTypeName(type.FullName);
if (SoftDebuggerAdaptor.IsGeneratedType(type))
{
// The user-friendly method name is embedded in the generated type name
var mn = SoftDebuggerAdaptor.GetNameFromGeneratedType(type);
// Strip off the generated type name
int dot = typeDisplayName.LastIndexOf('.');
var tname = typeDisplayName.Substring(0, dot);
// Keep any type arguments
int targs = typeDisplayName.LastIndexOf('<');
if (targs > dot + 1)
{
mn += typeDisplayName.Substring(targs, typeDisplayName.Length - targs);
}
typeDisplayName = tname;
if (special_method)
{
typeDisplayName += "." + mn;
}
else
{
methodName = mn;
}
}
methodName = typeDisplayName + "." + methodName;
typeFQN = type.Module.FullyQualifiedName;
typeFullName = type.FullName;
}
var location = new DC.SourceLocation(methodName, fileName, frame.LineNumber);
var external = session.IsExternalCode(frame);
return(new SoftDebuggerStackFrame(frame, method.FullName, location, "Managed", external, true, typeFQN, typeFullName));
}
