private string GetCurrentLocation(bool fIncludeModuleName)
{
ThreadContext cxt = GetThreadContext();
string location = null;
if (cxt != null)
{
location = "";
if (fIncludeModuleName)
{
if (cxt.From != null)
{
location = cxt.From + '!';
}
else
{
DebuggedModule module = cxt.FindModule(_engine.DebuggedProcess);
if (module != null)
{
location = module.Name + '!';
}
}
}
if (cxt.Function == null)
{
location += _engine.GetAddressDescription(cxt.pc.Value);
}
else
{
location += cxt.Function;
}
}
return(location);
}
public AD7Module(DebuggedModule debuggedModule, DebuggedProcess process)
{
Debug.Assert(debuggedModule != null, "No module provided?");
Debug.Assert(process != null, "No process provided?");
this.DebuggedModule = debuggedModule;
this.Process = process;
}
public AD7Module(DebuggedModule debuggedModule, DebuggedProcess process)
{
Debug.Assert(debuggedModule != null, "No module provided?");
Debug.Assert(process != null, "No process provided?");
this.DebuggedModule = debuggedModule;
this.Process = process;
}
// Gets information that describes this context.
public int GetInfo(enum_CONTEXT_INFO_FIELDS dwFields, CONTEXT_INFO[] pinfo)
{
try
{
pinfo[0].dwFields = 0;
if ((dwFields & (enum_CONTEXT_INFO_FIELDS.CIF_ADDRESS | enum_CONTEXT_INFO_FIELDS.CIF_ADDRESSABSOLUTE)) != 0)
{
string addr = EngineUtils.AsAddr(_address, _engine.DebuggedProcess.Is64BitArch);
if ((dwFields & enum_CONTEXT_INFO_FIELDS.CIF_ADDRESS) != 0)
{
pinfo[0].bstrAddress = addr;
pinfo[0].dwFields |= enum_CONTEXT_INFO_FIELDS.CIF_ADDRESS;
}
if ((dwFields & enum_CONTEXT_INFO_FIELDS.CIF_ADDRESSABSOLUTE) != 0)
{
pinfo[0].bstrAddressAbsolute = addr;
pinfo[0].dwFields |= enum_CONTEXT_INFO_FIELDS.CIF_ADDRESSABSOLUTE;
}
}
// Fields not supported by the sample
if ((dwFields & enum_CONTEXT_INFO_FIELDS.CIF_ADDRESSOFFSET) != 0)
{
}
if ((dwFields & enum_CONTEXT_INFO_FIELDS.CIF_MODULEURL) != 0)
{
DebuggedModule module = _engine.DebuggedProcess.ResolveAddress(_address);
if (module != null)
{
pinfo[0].bstrModuleUrl = module.Name;
pinfo[0].dwFields |= enum_CONTEXT_INFO_FIELDS.CIF_MODULEURL;
}
}
if ((dwFields & enum_CONTEXT_INFO_FIELDS.CIF_FUNCTION) != 0)
{
if (string.IsNullOrEmpty(_functionName))
{
_functionName = Engine.GetAddressDescription(_address);
}
if (!(string.IsNullOrEmpty(_functionName)))
{
pinfo[0].bstrFunction = _functionName;
pinfo[0].dwFields |= enum_CONTEXT_INFO_FIELDS.CIF_FUNCTION;
}
}
return(Constants.S_OK);
}
catch (MIException e)
{
return(e.HResult);
}
catch (Exception e)
{
return(EngineUtils.UnexpectedException(e));
}
}
public AD7Module(DebuggedModule debuggedModule, DebuggedProcess process)
{
Debug.Assert(debuggedModule != null, "No module provided?");
Debug.Assert(debuggedModule.Client == null, "Why is the client of the module already set?");
Debug.Assert(process != null, "No process provided?");
this.DebuggedModule = debuggedModule;
this.Process = process;
}
// Engines notify the debugger about the results of a symbol serach by sending an instance
// of IDebugSymbolSearchEvent2
public void OnSymbolSearch(DebuggedModule module, string status, uint dwStatusFlags)
{
enum_MODULE_INFO_FLAGS statusFlags = (enum_MODULE_INFO_FLAGS)dwStatusFlags;
string statusString = ((statusFlags & enum_MODULE_INFO_FLAGS.MIF_SYMBOLS_LOADED) != 0 ? "Symbols Loaded - " : "No symbols loaded") + status;
AD7Module ad7Module = new AD7Module(module, _engine.DebuggedProcess);
AD7SymbolSearchEvent eventObject = new AD7SymbolSearchEvent(ad7Module, statusString, statusFlags);
Send(eventObject, AD7SymbolSearchEvent.IID, null);
}
public void OnModuleUnload(DebuggedModule debuggedModule)
{
Debug.Assert(_engine.DebuggedProcess.WorkerThread.IsPollThread());
AD7Module ad7Module = (AD7Module)debuggedModule.Client;
Debug.Assert(ad7Module != null);
AD7ModuleLoadEvent eventObject = new AD7ModuleLoadEvent(ad7Module, false /* this is a module unload */);
Send(eventObject, AD7ModuleLoadEvent.IID, null);
}
public void OnModuleLoad(DebuggedModule debuggedModule)
{
// This will get called when the entrypoint breakpoint is fired because the engine sends a mod-load event
// for the exe.
if (_engine.DebuggedProcess != null)
{
Debug.Assert(_engine.DebuggedProcess.WorkerThread.IsPollThread());
}
AD7Module ad7Module = new AD7Module(debuggedModule, _engine.DebuggedProcess);
AD7ModuleLoadEvent eventObject = new AD7ModuleLoadEvent(ad7Module, true /* this is a module load */);
debuggedModule.Client = ad7Module;
// The sample engine does not support binding breakpoints as modules load since the primary exe is the only module
// symbols are loaded for. A production debugger will need to bind breakpoints when a new module is loaded.
Send(eventObject, AD7ModuleLoadEvent.IID, null);
}
public void OnModuleLoad(DebuggedModule debuggedModule)
{
// This will get called when the entrypoint breakpoint is fired because the engine sends a mod-load event
// for the exe.
if (_engine.DebuggedProcess != null)
{
Debug.Assert(_engine.DebuggedProcess.WorkerThread.IsPollThread());
}
AD7Module ad7Module = new AD7Module(debuggedModule, _engine.DebuggedProcess);
AD7ModuleLoadEvent eventObject = new AD7ModuleLoadEvent(ad7Module, true /* this is a module load */);
debuggedModule.Client = ad7Module;
// The sample engine does not support binding breakpoints as modules load since the primary exe is the only module
// symbols are loaded for. A production debugger will need to bind breakpoints when a new module is loaded.
Send(eventObject, AD7ModuleLoadEvent.IID, null);
}
public DebuggedProcess(bool bLaunched, LaunchOptions launchOptions, ISampleEngineCallback callback, WorkerThread worker, BreakpointManager bpman, AD7Engine engine, HostConfigurationStore configStore, HostWaitLoop waitLoop = null) : base(launchOptions, engine.Logger)
{
uint processExitCode = 0;
_pendingMessages = new StringBuilder(400);
_worker = worker;
_breakpointManager = bpman;
Engine = engine;
_libraryLoaded = new List<string>();
_loadOrder = 0;
MICommandFactory = MICommandFactory.GetInstance(launchOptions.DebuggerMIMode, this);
_waitDialog = (MICommandFactory.SupportsStopOnDynamicLibLoad() && launchOptions.WaitDynamicLibLoad) ? new HostWaitDialog(ResourceStrings.LoadingSymbolMessage, ResourceStrings.LoadingSymbolCaption) : null;
Natvis = new Natvis.Natvis(this, launchOptions.ShowDisplayString);
// we do NOT have real Win32 process IDs, so we use a guid
AD_PROCESS_ID pid = new AD_PROCESS_ID();
pid.ProcessIdType = (int)enum_AD_PROCESS_ID.AD_PROCESS_ID_GUID;
pid.guidProcessId = Guid.NewGuid();
this.Id = pid;
SourceLineCache = new SourceLineCache(this);
_callback = callback;
_moduleList = new List<DebuggedModule>();
ThreadCache = new ThreadCache(callback, this);
Disassembly = new Disassembly(this);
ExceptionManager = new ExceptionManager(MICommandFactory, _worker, _callback, configStore);
VariablesToDelete = new List<string>();
this.ActiveVariables = new List<IVariableInformation>();
_fileTimestampWarnings = new HashSet<Tuple<string, string>>();
OutputStringEvent += delegate (object o, string message)
{
// We can get messages before we have started the process
// but we can't send them on until it is
if (_connected)
{
_callback.OnOutputString(message);
}
else
{
_pendingMessages.Append(message);
}
};
LibraryLoadEvent += delegate (object o, EventArgs args)
{
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
string file = results.Results.TryFindString("host-name");
if (!string.IsNullOrEmpty(file) && MICommandFactory.SupportsStopOnDynamicLibLoad())
{
_libraryLoaded.Add(file);
if (_waitDialog != null)
{
_waitDialog.ShowWaitDialog(file);
}
}
else if (this.MICommandFactory.Mode == MIMode.Clrdbg)
{
string id = results.Results.FindString("id");
ulong baseAddr = results.Results.FindAddr("base-address");
uint size = results.Results.FindUint("size");
bool symbolsLoaded = results.Results.FindInt("symbols-loaded") != 0;
var module = new DebuggedModule(id, file, baseAddr, size, symbolsLoaded, string.Empty, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
else if (!string.IsNullOrEmpty(file))
{
string addr = results.Results.TryFindString("loaded_addr");
if (string.IsNullOrEmpty(addr) || addr == "-")
{
return; // identifies the exe, not a real load
}
// generate module
string id = results.Results.TryFindString("name");
bool symsLoaded = true;
string symPath = null;
if (results.Results.Contains("symbols-path"))
{
symPath = results.Results.FindString("symbols-path");
if (string.IsNullOrEmpty(symPath))
{
symsLoaded = false;
}
}
else
{
symPath = file;
}
ulong loadAddr = results.Results.FindAddr("loaded_addr");
uint size = results.Results.FindUint("size");
if (String.IsNullOrEmpty(id))
{
id = file;
}
var module = FindModule(id);
if (module == null)
{
module = new DebuggedModule(id, file, loadAddr, size, symsLoaded, symPath, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
};
if (_launchOptions is LocalLaunchOptions)
{
LocalLaunchOptions localLaunchOptions = (LocalLaunchOptions)_launchOptions;
if (!localLaunchOptions.IsValidMiDebuggerPath())
{
throw new Exception(MICoreResources.Error_InvalidMiDebuggerPath);
}
if (PlatformUtilities.IsOSX() &&
localLaunchOptions.DebuggerMIMode != MIMode.Clrdbg &&
localLaunchOptions.DebuggerMIMode != MIMode.Lldb &&
!UnixUtilities.IsBinarySigned(localLaunchOptions.MIDebuggerPath))
{
string message = String.Format(CultureInfo.CurrentCulture, ResourceStrings.Warning_DarwinDebuggerUnsigned, localLaunchOptions.MIDebuggerPath);
_callback.OnOutputMessage(new OutputMessage(
message + Environment.NewLine,
enum_MESSAGETYPE.MT_MESSAGEBOX,
OutputMessage.Severity.Warning));
}
ITransport localTransport = null;
// For local Linux and OS X launch, use the local Unix transport which creates a new terminal and
// uses fifos for debugger (e.g., gdb) communication.
if (this.MICommandFactory.UseExternalConsoleForLocalLaunch(localLaunchOptions) &&
(PlatformUtilities.IsLinux() || (PlatformUtilities.IsOSX() && localLaunchOptions.DebuggerMIMode != MIMode.Lldb)))
{
localTransport = new LocalUnixTerminalTransport();
// Only need to clear terminal for Linux and OS X local launch
_needTerminalReset = (localLaunchOptions.ProcessId == 0 && _launchOptions.DebuggerMIMode == MIMode.Gdb);
}
else
{
localTransport = new LocalTransport();
}
if (localLaunchOptions.ShouldStartServer())
{
this.Init(
new MICore.ClientServerTransport(
localTransport,
new ServerTransport(killOnClose: true, filterStdout: localLaunchOptions.FilterStdout, filterStderr: localLaunchOptions.FilterStderr)
),
_launchOptions);
}
else
{
this.Init(localTransport, _launchOptions);
}
// Only need to know the debugger pid on Linux and OS X local launch to detect whether
// the debugger is closed. If the debugger is not running anymore, the response (^exit)
// to the -gdb-exit command is faked to allow MIEngine to shut down.
SetDebuggerPid(localTransport.DebuggerPid);
}
else if (_launchOptions is PipeLaunchOptions)
{
this.Init(new MICore.PipeTransport(), _launchOptions);
}
else if (_launchOptions is TcpLaunchOptions)
{
this.Init(new MICore.TcpTransport(), _launchOptions);
}
else if (_launchOptions is UnixShellPortLaunchOptions)
{
this.Init(new MICore.UnixShellPortTransport(), _launchOptions, waitLoop);
}
else
{
throw new ArgumentOutOfRangeException("LaunchInfo.options");
}
MIDebugCommandDispatcher.AddProcess(this);
// When the debuggee exits, we need to exit the debugger
ProcessExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (results.Results.Contains("exit-code"))
{
// GDB sometimes returns exit codes, which don't fit into uint, like "030000000472".
// And we can't throw from here, because it crashes VS.
// Full exit code will still usually be reported in the Output window,
// but here let's return "uint.MaxValue" just to indicate that something went wrong.
if (!uint.TryParse(results.Results.FindString("exit-code"), out processExitCode))
{
processExitCode = uint.MaxValue;
}
}
// quit MI Debugger
if (!this.IsClosed)
{
_worker.PostOperation(CmdExitAsync);
}
else
{
// If we are already closed, make sure that something sends program destroy
_callback.OnProcessExit(processExitCode);
}
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
};
// When the debugger exits, we tell AD7 we are done
DebuggerExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// this is the last AD7 Event we can ever send
// Also the transport is closed when this returns
_callback.OnProcessExit(processExitCode);
Dispose();
};
DebuggerAbortedEvent += delegate (object o, DebuggerAbortedEventArgs eventArgs)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// The MI debugger process unexpectedly exited.
_worker.PostOperation(() =>
{
_engineTelemetry.SendDebuggerAborted(MICommandFactory, GetLastSentCommandName(), eventArgs.ExitCode);
// If the MI Debugger exits before we get a resume call, we have no way of sending program destroy. So just let start debugging fail.
if (!_connected)
{
return;
}
_callback.OnError(string.Concat(eventArgs.Message, " ", ResourceStrings.DebuggingWillAbort));
_callback.OnProcessExit(uint.MaxValue);
Dispose();
});
};
ModuleLoadEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
if (_needTerminalReset)
{
_needTerminalReset = false;
// This is to work around a GDB bug of warning "Failed to set controlling terminal: Operation not permitted"
// Reset debuggee terminal after the first module load.
await ResetConsole();
}
if (this.MICommandFactory.SupportsStopOnDynamicLibLoad() && !_launchOptions.WaitDynamicLibLoad)
{
await CmdAsync("-gdb-set stop-on-solib-events 0", ResultClass.None);
}
await this.EnsureModulesLoaded();
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (MICommandFactory.SupportsStopOnDynamicLibLoad())
{
// Do not continue if debugging core dump
if (!this.IsCoreDump)
{
CmdContinueAsync();
}
}
};
// When we break we need to gather information
BreakModeEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
StoppingEventArgs results = args as MICore.Debugger.StoppingEventArgs;
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (!this._connected)
{
_initialBreakArgs = results;
return;
}
try
{
await HandleBreakModeEvent(results, results.AsyncRequest);
}
catch (Exception e) when (ExceptionHelper.BeforeCatch(e, Logger, reportOnlyCorrupting: true))
{
if (this.IsStopDebuggingInProgress)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_FailedToEnterBreakState, exceptionDescription);
_callback.OnError(message);
Terminate();
}
};
ErrorEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs result = (ResultEventArgs)args;
_callback.OnError(result.Results.FindString("msg"));
};
ThreadCreatedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadCreatedEvent(result.Results.FindInt("id"), result.Results.TryFindString("group-id"));
_childProcessHandler?.ThreadCreatedEvent(result.Results);
};
ThreadExitedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadExitedEvent(result.Results.FindInt("id"));
};
ThreadGroupExitedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadGroupExitedEvent(result.Results.FindString("id"));
};
MessageEvent += (object o, ResultEventArgs args) =>
{
OutputMessage outputMessage = DecodeOutputEvent(args.Results);
if (outputMessage != null)
{
_callback.OnOutputMessage(outputMessage);
}
};
TelemetryEvent += (object o, ResultEventArgs args) =>
{
string eventName;
KeyValuePair<string, object>[] properties;
if (_engineTelemetry.DecodeTelemetryEvent(args.Results, out eventName, out properties))
{
HostTelemetry.SendEvent(eventName, properties);
}
};
BreakChangeEvent += _breakpointManager.BreakpointModified;
}
private async Task CheckModules()
{
// NOTE: The version of GDB that comes in the Android SDK doesn't support -file-list-shared-library
// so we need to use the console command
//string results = await MICommandFactory.GetSharedLibrary();
string results = await ConsoleCmdAsync("info sharedlibrary");
using (StringReader stringReader = new StringReader(results))
{
while (true)
{
string line = stringReader.ReadLine();
if (line == null)
{
break;
}
ulong startAddr = 0;
ulong endAddr = 0;
if (line.StartsWith("From")) // header line, ignore
{
continue;
}
else if (line.StartsWith("0x")) // module with load address
{
// line format: 0x<hex start addr> 0x<hex end addr> [ Yes | No ] <filename>
line = MICommandFactory.SpanNextAddr(line, out startAddr);
if (line == null)
{
continue;
}
line = MICommandFactory.SpanNextAddr(line, out endAddr);
if (line == null || endAddr < startAddr)
{
continue;
}
}
line = line.Trim();
bool symbolsLoaded;
if (line.StartsWith("Yes"))
{
symbolsLoaded = true;
line = line.Substring(3);
}
else if (line.StartsWith("No"))
{
symbolsLoaded = false;
line = line.Substring(2);
}
else
{
continue;
}
line = line.Trim();
line = line.TrimEnd(new char[] { '"', '\n' });
var module = FindModule(line);
if (module == null)
{
module = new DebuggedModule(line, line, startAddr, endAddr - startAddr, symbolsLoaded, line, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
}
}
// Construct a FRAMEINFO for this stack frame with the requested information.
public void SetFrameInfo(enum_FRAMEINFO_FLAGS dwFieldSpec, out FRAMEINFO frameInfo, List <SimpleVariableInformation> parameters)
{
frameInfo = new FRAMEINFO();
DebuggedModule module = ThreadContext.FindModule(Engine.DebuggedProcess);
// The debugger is asking for the formatted name of the function which is displayed in the callstack window.
// There are several optional parts to this name including the module, argument types and values, and line numbers.
// The optional information is requested by setting flags in the dwFieldSpec parameter.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME) != 0)
{
// If there is source information, construct a string that contains the module name, function name, and optionally argument names and values.
if (_textPosition != null)
{
frameInfo.m_bstrFuncName = "";
if (module != null && (dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_MODULE) != 0)
{
frameInfo.m_bstrFuncName = System.IO.Path.GetFileName(module.Name) + "!";
}
frameInfo.m_bstrFuncName += _functionName;
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS) != 0 && !Engine.DebuggedProcess.MICommandFactory.SupportsFrameFormatting)
{
frameInfo.m_bstrFuncName += "(";
if (parameters != null && parameters.Count > 0)
{
for (int i = 0; i < parameters.Count; i++)
{
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_TYPES) != 0)
{
frameInfo.m_bstrFuncName += parameters[i].TypeName + " ";
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_NAMES) != 0)
{
frameInfo.m_bstrFuncName += parameters[i].Name;
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_NAMES) != 0 &&
(dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_VALUES) != 0)
{
frameInfo.m_bstrFuncName += "=";
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_ARGS_VALUES) != 0)
{
frameInfo.m_bstrFuncName += parameters[i].Value;
}
if (i < parameters.Count - 1)
{
frameInfo.m_bstrFuncName += ", ";
}
}
}
frameInfo.m_bstrFuncName += ")";
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_LINES) != 0)
{
frameInfo.m_bstrFuncName += string.Format(CultureInfo.CurrentCulture, " Line {0}", _textPosition.BeginPosition.dwLine + 1);
}
}
else
{
// No source information, so only return the module name and the instruction pointer.
if (_functionName != null)
{
if (module != null)
{
frameInfo.m_bstrFuncName = System.IO.Path.GetFileName(module.Name) + '!' + _functionName;
}
else
{
frameInfo.m_bstrFuncName = _functionName;
}
}
else if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FUNCNAME_MODULE) != 0 && module != null)
{
frameInfo.m_bstrFuncName = module.Name + '!' + EngineUtils.GetAddressDescription(Engine.DebuggedProcess, ThreadContext.pc.Value);
}
else
{
frameInfo.m_bstrFuncName = EngineUtils.GetAddressDescription(Engine.DebuggedProcess, ThreadContext.pc.Value);
}
}
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_FUNCNAME;
}
// The debugger is requesting the name of the module for this stack frame.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_MODULE) != 0)
{
if (module != null)
{
frameInfo.m_bstrModule = module.Name;
}
else
{
frameInfo.m_bstrModule = "";
}
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_MODULE;
}
// The debugger is requesting the range of memory addresses for this frame.
// For the sample engine, this is the contents of the frame pointer.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_STACKRANGE) != 0)
{
frameInfo.m_addrMin = ThreadContext.sp;
frameInfo.m_addrMax = ThreadContext.sp;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_STACKRANGE;
}
// The debugger is requesting the IDebugStackFrame2 value for this frame info.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FRAME) != 0)
{
frameInfo.m_pFrame = this;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_FRAME;
}
// Does this stack frame of symbols loaded?
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_DEBUGINFO) != 0)
{
frameInfo.m_fHasDebugInfo = _textPosition != null ? 1 : 0;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_DEBUGINFO;
}
// Is this frame stale?
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_STALECODE) != 0)
{
frameInfo.m_fStaleCode = 0;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_STALECODE;
}
// The debugger would like a pointer to the IDebugModule2 that contains this stack frame.
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_DEBUG_MODULEP) != 0)
{
if (module != null)
{
AD7Module ad7Module = (AD7Module)module.Client;
Debug.Assert(ad7Module != null);
frameInfo.m_pModule = ad7Module;
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_DEBUG_MODULEP;
}
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_FLAGS) != 0)
{
if (_codeCxt == null && _documentCxt == null)
{
frameInfo.m_dwFlags |= (uint)enum_FRAMEINFO_FLAGS_VALUES.FIFV_ANNOTATEDFRAME;
}
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_FLAGS;
}
if ((dwFieldSpec & enum_FRAMEINFO_FLAGS.FIF_LANGUAGE) != 0)
{
Guid unused = Guid.Empty;
if (GetLanguageInfo(ref frameInfo.m_bstrLanguage, ref unused) == 0)
{
frameInfo.m_dwValidFields |= enum_FRAMEINFO_FLAGS.FIF_LANGUAGE;
}
}
}
public DebuggedProcess(bool bLaunched, LaunchOptions launchOptions, ISampleEngineCallback callback, WorkerThread worker, BreakpointManager bpman, AD7Engine engine, string registryRoot)
{
uint processExitCode = 0;
g_Process = this;
_bStarted = false;
_pendingMessages = new StringBuilder(400);
_worker = worker;
_launchOptions = launchOptions;
_breakpointManager = bpman;
Engine = engine;
_libraryLoaded = new List<string>();
_loadOrder = 0;
MICommandFactory = MICommandFactory.GetInstance(launchOptions.DebuggerMIMode, this);
_waitDialog = MICommandFactory.SupportsStopOnDynamicLibLoad() ? new WaitDialog(ResourceStrings.LoadingSymbolMessage, ResourceStrings.LoadingSymbolCaption) : null;
Natvis = new Natvis.Natvis(this);
// we do NOT have real Win32 process IDs, so we use a guid
AD_PROCESS_ID pid = new AD_PROCESS_ID();
pid.ProcessIdType = (int)enum_AD_PROCESS_ID.AD_PROCESS_ID_GUID;
pid.guidProcessId = Guid.NewGuid();
this.Id = pid;
SourceLineCache = new SourceLineCache(this);
_callback = callback;
_moduleList = new List<DebuggedModule>();
ThreadCache = new ThreadCache(callback, this);
Disassembly = new Disassembly(this);
ExceptionManager = new ExceptionManager(MICommandFactory, _worker, _callback, registryRoot);
VariablesToDelete = new List<string>();
MessageEvent += delegate (object o, string message)
{
// We can get messages before we have started the process
// but we can't send them on until it is
if (_bStarted)
{
_callback.OnOutputString(message);
}
else
{
_pendingMessages.Append(message);
}
};
LibraryLoadEvent += delegate (object o, EventArgs args)
{
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
string file = results.Results.TryFindString("host-name");
if (!string.IsNullOrEmpty(file) && MICommandFactory.SupportsStopOnDynamicLibLoad())
{
_libraryLoaded.Add(file);
if (_waitDialog != null)
{
_waitDialog.ShowWaitDialog(file);
}
}
else if (this.MICommandFactory.Mode == MIMode.Clrdbg)
{
string id = results.Results.FindString("id");
ulong baseAddr = results.Results.FindAddr("base-address");
uint size = results.Results.FindUint("size");
bool symbolsLoaded = results.Results.FindInt("symbols-loaded") != 0;
var module = new DebuggedModule(id, file, baseAddr, size, symbolsLoaded, string.Empty, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
else if (!string.IsNullOrEmpty(file))
{
string addr = results.Results.TryFindString("loaded_addr");
if (string.IsNullOrEmpty(addr) || addr == "-")
{
return; // identifies the exe, not a real load
}
// generate module
string id = results.Results.TryFindString("name");
bool symsLoaded = true;
string symPath = null;
if (results.Results.Contains("symbols-path"))
{
symPath = results.Results.FindString("symbols-path");
if (string.IsNullOrEmpty(symPath))
{
symsLoaded = false;
}
}
else
{
symPath = file;
}
ulong loadAddr = results.Results.FindAddr("loaded_addr");
uint size = results.Results.FindUint("size");
if (String.IsNullOrEmpty(id))
{
id = file;
}
var module = FindModule(id);
if (module == null)
{
module = new DebuggedModule(id, file, loadAddr, size, symsLoaded, symPath, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
};
if (_launchOptions is LocalLaunchOptions)
{
this.Init(new MICore.LocalTransport(), _launchOptions);
}
else if (_launchOptions is PipeLaunchOptions)
{
this.Init(new MICore.PipeTransport(), _launchOptions);
}
else if (_launchOptions is TcpLaunchOptions)
{
this.Init(new MICore.TcpTransport(), _launchOptions);
}
else if (_launchOptions is SerialLaunchOptions)
{
string port = ((SerialLaunchOptions)_launchOptions).Port;
this.Init(new MICore.SerialTransport(port), _launchOptions);
}
else
{
throw new ArgumentOutOfRangeException("LaunchInfo.options");
}
MIDebugCommandDispatcher.AddProcess(this);
// When the debuggee exits, we need to exit the debugger
ProcessExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (results.Results.Contains("exit-code"))
{
processExitCode = results.Results.FindUint("exit-code");
}
// quit MI Debugger
_worker.PostOperation(CmdExitAsync);
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
};
// When the debugger exits, we tell AD7 we are done
DebuggerExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// this is the last AD7 Event we can ever send
// Also the transport is closed when this returns
_callback.OnProcessExit(processExitCode);
Dispose();
};
DebuggerAbortedEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// The MI debugger process unexpectedly exited.
_worker.PostOperation(() =>
{
// If the MI Debugger exits before we get a resume call, we have no way of sending program destroy. So just let start debugging fail.
if (!_connected)
{
return;
}
_callback.OnError(MICoreResources.Error_MIDebuggerExited);
_callback.OnProcessExit(uint.MaxValue);
Dispose();
});
};
ModuleLoadEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
if (_libraryLoaded.Count != 0)
{
string moduleNames = string.Join(", ", _libraryLoaded);
try
{
_libraryLoaded.Clear();
SourceLineCache.OnLibraryLoad();
await _breakpointManager.BindAsync();
await CheckModules();
_bLastModuleLoadFailed = false;
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_ExceptionProcessingModules, moduleNames, exceptionDescription);
// to avoid spamming the user, if the last module failed, we send the next failure to the output windiw instead of a message box
if (!_bLastModuleLoadFailed)
{
_callback.OnError(message);
_bLastModuleLoadFailed = true;
}
else
{
_callback.OnOutputMessage(message, enum_MESSAGETYPE.MT_OUTPUTSTRING);
}
}
}
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (MICommandFactory.SupportsStopOnDynamicLibLoad())
{
CmdContinueAsync();
}
};
// When we break we need to gather information
BreakModeEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (!this._connected)
{
_initialBreakArgs = results;
return;
}
try
{
await HandleBreakModeEvent(results);
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_FailedToEnterBreakState, exceptionDescription);
_callback.OnError(message);
Terminate();
}
};
RunModeEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
if (!_bStarted)
{
_bStarted = true;
// Send any strings we got before the process came up
if (_pendingMessages.Length != 0)
{
try
{
_callback.OnOutputString(_pendingMessages.ToString());
}
catch
{
// If something goes wrong sending the output, lets not crash VS
}
}
_pendingMessages = null;
}
};
ErrorEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs result = (ResultEventArgs)args;
_callback.OnError(result.Results.FindString("msg"));
};
ThreadCreatedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted */false);
};
ThreadExitedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted*/true);
};
BreakChangeEvent += _breakpointManager.BreakpointModified;
}
public DebuggedProcess(bool bLaunched, LaunchOptions launchOptions, ISampleEngineCallback callback, WorkerThread worker, BreakpointManager bpman, AD7Engine engine, HostConfigurationStore configStore) : base(launchOptions)
{
uint processExitCode = 0;
_pendingMessages = new StringBuilder(400);
_worker = worker;
_breakpointManager = bpman;
Engine = engine;
_libraryLoaded = new List<string>();
_loadOrder = 0;
MICommandFactory = MICommandFactory.GetInstance(launchOptions.DebuggerMIMode, this);
_waitDialog = MICommandFactory.SupportsStopOnDynamicLibLoad() ? new HostWaitDialog(ResourceStrings.LoadingSymbolMessage, ResourceStrings.LoadingSymbolCaption) : null;
Natvis = new Natvis.Natvis(this, launchOptions.ShowDisplayString);
// we do NOT have real Win32 process IDs, so we use a guid
AD_PROCESS_ID pid = new AD_PROCESS_ID();
pid.ProcessIdType = (int)enum_AD_PROCESS_ID.AD_PROCESS_ID_GUID;
pid.guidProcessId = Guid.NewGuid();
this.Id = pid;
SourceLineCache = new SourceLineCache(this);
_callback = callback;
_moduleList = new List<DebuggedModule>();
ThreadCache = new ThreadCache(callback, this);
Disassembly = new Disassembly(this);
ExceptionManager = new ExceptionManager(MICommandFactory, _worker, _callback, configStore);
VariablesToDelete = new List<string>();
OutputStringEvent += delegate (object o, string message)
{
// We can get messages before we have started the process
// but we can't send them on until it is
if (_connected)
{
_callback.OnOutputString(message);
}
else
{
_pendingMessages.Append(message);
}
};
LibraryLoadEvent += delegate (object o, EventArgs args)
{
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
string file = results.Results.TryFindString("host-name");
if (!string.IsNullOrEmpty(file) && MICommandFactory.SupportsStopOnDynamicLibLoad())
{
_libraryLoaded.Add(file);
if (_waitDialog != null)
{
_waitDialog.ShowWaitDialog(file);
}
}
else if (this.MICommandFactory.Mode == MIMode.Clrdbg)
{
string id = results.Results.FindString("id");
ulong baseAddr = results.Results.FindAddr("base-address");
uint size = results.Results.FindUint("size");
bool symbolsLoaded = results.Results.FindInt("symbols-loaded") != 0;
var module = new DebuggedModule(id, file, baseAddr, size, symbolsLoaded, string.Empty, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
else if (!string.IsNullOrEmpty(file))
{
string addr = results.Results.TryFindString("loaded_addr");
if (string.IsNullOrEmpty(addr) || addr == "-")
{
return; // identifies the exe, not a real load
}
// generate module
string id = results.Results.TryFindString("name");
bool symsLoaded = true;
string symPath = null;
if (results.Results.Contains("symbols-path"))
{
symPath = results.Results.FindString("symbols-path");
if (string.IsNullOrEmpty(symPath))
{
symsLoaded = false;
}
}
else
{
symPath = file;
}
ulong loadAddr = results.Results.FindAddr("loaded_addr");
uint size = results.Results.FindUint("size");
if (String.IsNullOrEmpty(id))
{
id = file;
}
var module = FindModule(id);
if (module == null)
{
module = new DebuggedModule(id, file, loadAddr, size, symsLoaded, symPath, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
};
if (_launchOptions is LocalLaunchOptions)
{
LocalLaunchOptions localLaunchOptions = (LocalLaunchOptions)_launchOptions;
if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux) &&
_launchOptions.DebuggerMIMode == MIMode.Gdb &&
String.IsNullOrEmpty(localLaunchOptions.MIDebuggerServerAddress)
)
{
// For local linux launch, use the local linux transport which creates a new terminal and uses fifos for gdb communication.
// CONSIDER: add new flag and only do this if new terminal is true? Note that setting this to false on linux will cause a deadlock
// during debuggee launch
if (localLaunchOptions.ShouldStartServer())
{
this.Init(new MICore.ClientServerTransport
(
new LocalLinuxTransport(),
new ServerTransport(killOnClose: true, filterStdout: localLaunchOptions.FilterStdout, filterStderr: localLaunchOptions.FilterStderr)
), _launchOptions
);
}
else
{
this.Init(new MICore.LocalLinuxTransport(), _launchOptions);
}
}
else
{
if (localLaunchOptions.ShouldStartServer())
{
this.Init(new MICore.ClientServerTransport
(
new LocalTransport(),
new ServerTransport(killOnClose: true, filterStdout: localLaunchOptions.FilterStdout, filterStderr: localLaunchOptions.FilterStderr)
), _launchOptions
);
}
else
{
this.Init(new MICore.LocalTransport(), _launchOptions);
}
}
}
else if (_launchOptions is PipeLaunchOptions)
{
this.Init(new MICore.PipeTransport(), _launchOptions);
}
else if (_launchOptions is TcpLaunchOptions)
{
this.Init(new MICore.TcpTransport(), _launchOptions);
}
else
{
throw new ArgumentOutOfRangeException("LaunchInfo.options");
}
MIDebugCommandDispatcher.AddProcess(this);
// When the debuggee exits, we need to exit the debugger
ProcessExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (results.Results.Contains("exit-code"))
{
// GDB sometimes returns exit codes, which don't fit into uint, like "030000000472".
// And we can't throw from here, because it crashes VS.
// Full exit code will still usually be reported in the Output window,
// but here let's return "uint.MaxValue" just to indicate that something went wrong.
if (!uint.TryParse(results.Results.FindString("exit-code"), out processExitCode))
{
processExitCode = uint.MaxValue;
}
}
// quit MI Debugger
_worker.PostOperation(CmdExitAsync);
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
};
// When the debugger exits, we tell AD7 we are done
DebuggerExitEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// this is the last AD7 Event we can ever send
// Also the transport is closed when this returns
_callback.OnProcessExit(processExitCode);
Dispose();
};
DebuggerAbortedEvent += delegate (object o, /*OPTIONAL*/ string debuggerExitCode)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// The MI debugger process unexpectedly exited.
_worker.PostOperation(() =>
{
// If the MI Debugger exits before we get a resume call, we have no way of sending program destroy. So just let start debugging fail.
if (!_connected)
{
return;
}
string message;
if (string.IsNullOrEmpty(debuggerExitCode))
message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_MIDebuggerExited_UnknownCode, MICommandFactory.Name);
else
message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_MIDebuggerExited_WithCode, MICommandFactory.Name, debuggerExitCode);
_callback.OnError(message);
_callback.OnProcessExit(uint.MaxValue);
Dispose();
});
};
ModuleLoadEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
if (_libraryLoaded.Count != 0)
{
string moduleNames = string.Join(", ", _libraryLoaded);
try
{
_libraryLoaded.Clear();
SourceLineCache.OnLibraryLoad();
await _breakpointManager.BindAsync();
await CheckModules();
_bLastModuleLoadFailed = false;
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_ExceptionProcessingModules, moduleNames, exceptionDescription);
// to avoid spamming the user, if the last module failed, we send the next failure to the output windiw instead of a message box
if (!_bLastModuleLoadFailed)
{
_callback.OnError(message);
_bLastModuleLoadFailed = true;
}
else
{
_callback.OnOutputMessage(new OutputMessage(message, enum_MESSAGETYPE.MT_OUTPUTSTRING, OutputMessage.Severity.Warning));
}
}
}
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (MICommandFactory.SupportsStopOnDynamicLibLoad())
{
CmdContinueAsync();
}
};
// When we break we need to gather information
BreakModeEvent += async delegate (object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (!this._connected)
{
_initialBreakArgs = results;
return;
}
try
{
await HandleBreakModeEvent(results);
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_FailedToEnterBreakState, exceptionDescription);
_callback.OnError(message);
Terminate();
}
};
ErrorEvent += delegate (object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs result = (ResultEventArgs)args;
_callback.OnError(result.Results.FindString("msg"));
};
ThreadCreatedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted */false);
};
ThreadExitedEvent += delegate (object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted*/true);
};
MessageEvent += (object o, ResultEventArgs args) =>
{
OutputMessage outputMessage = DecodeOutputEvent(args.Results);
if (outputMessage != null)
{
_callback.OnOutputMessage(outputMessage);
}
};
TelemetryEvent += (object o, ResultEventArgs args) =>
{
string eventName;
KeyValuePair<string, object>[] properties;
if (DecodeTelemetryEvent(args.Results, out eventName, out properties))
{
HostTelemetry.SendEvent(eventName, properties);
}
};
BreakChangeEvent += _breakpointManager.BreakpointModified;
}
public void OnModuleUnload(DebuggedModule debuggedModule)
{
Debug.Assert(_engine.DebuggedProcess.WorkerThread.IsPollThread());
AD7Module ad7Module = (AD7Module)debuggedModule.Client;
Debug.Assert(ad7Module != null);
AD7ModuleLoadEvent eventObject = new AD7ModuleLoadEvent(ad7Module, false /* this is a module unload */);
Send(eventObject, AD7ModuleLoadEvent.IID, null);
}
// Engines notify the debugger about the results of a symbol serach by sending an instance
// of IDebugSymbolSearchEvent2
public void OnSymbolSearch(DebuggedModule module, string status, uint dwStatusFlags)
{
enum_MODULE_INFO_FLAGS statusFlags = (enum_MODULE_INFO_FLAGS)dwStatusFlags;
string statusString = ((statusFlags & enum_MODULE_INFO_FLAGS.MIF_SYMBOLS_LOADED) != 0 ? "Symbols Loaded - " : "No symbols loaded") + status;
AD7Module ad7Module = new AD7Module(module, _engine.DebuggedProcess);
AD7SymbolSearchEvent eventObject = new AD7SymbolSearchEvent(ad7Module, statusString, statusFlags);
Send(eventObject, AD7SymbolSearchEvent.IID, null);
}
private async Task CheckModules()
{
// NOTE: The version of GDB that comes in the Android SDK doesn't support -file-list-shared-library
// so we need to use the console command
//string results = await MICommandFactory.GetSharedLibrary();
string results = await ConsoleCmdAsync("info sharedlibrary");
using (StringReader stringReader = new StringReader(results))
{
while (true)
{
string line = stringReader.ReadLine();
if (line == null)
{
break;
}
ulong startAddr = 0;
ulong endAddr = 0;
if (line.StartsWith("From")) // header line, ignore
{
continue;
}
else if (line.StartsWith("0x")) // module with load address
{
// line format: 0x<hex start addr> 0x<hex end addr> [ Yes | No ] <filename>
line = MICommandFactory.SpanNextAddr(line, out startAddr);
if (line == null)
{
continue;
}
line = MICommandFactory.SpanNextAddr(line, out endAddr);
if (line == null || endAddr < startAddr)
{
continue;
}
}
line = line.Trim();
bool symbolsLoaded;
if (line.StartsWith("Yes"))
{
symbolsLoaded = true;
line = line.Substring(3);
}
else if (line.StartsWith("No"))
{
symbolsLoaded = false;
line = line.Substring(2);
}
else
{
continue;
}
line = line.Trim();
line = line.TrimEnd(new char[] { '"', '\n' });
var module = FindModule(line);
if (module == null)
{
module = new DebuggedModule(line, line, startAddr, endAddr - startAddr, symbolsLoaded, line, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
}
}
public DebuggedProcess(bool bLaunched, LaunchOptions launchOptions, ISampleEngineCallback callback, WorkerThread worker, BreakpointManager bpman, AD7Engine engine)
{
uint processExitCode = 0;
g_Process = this;
_bStarted = false;
_pendingMessages = new StringBuilder(400);
_worker = worker;
_launchOptions = launchOptions;
_breakpointManager = bpman;
Engine = engine;
_libraryLoaded = new List <string>();
_loadOrder = 0;
MICommandFactory = MICommandFactory.GetInstance(launchOptions.DebuggerMIMode, this);
_waitDialog = MICommandFactory.SupportsStopOnDynamicLibLoad() ? new WaitDialog(ResourceStrings.LoadingSymbolMessage, ResourceStrings.LoadingSymbolCaption) : null;
Natvis = new Natvis.Natvis(this);
// we do NOT have real Win32 process IDs, so we use a guid
AD_PROCESS_ID pid = new AD_PROCESS_ID();
pid.ProcessIdType = (int)enum_AD_PROCESS_ID.AD_PROCESS_ID_GUID;
pid.guidProcessId = Guid.NewGuid();
this.Id = pid;
SourceLineCache = new SourceLineCache(this);
_callback = callback;
_moduleList = new List <DebuggedModule>();
ThreadCache = new ThreadCache(callback, this);
Disassembly = new Disassembly(this);
VariablesToDelete = new List <string>();
MessageEvent += delegate(object o, string message)
{
// We can get messages before we have started the process
// but we can't send them on until it is
if (_bStarted)
{
_callback.OnOutputString(message);
}
else
{
_pendingMessages.Append(message);
}
};
LibraryLoadEvent += delegate(object o, EventArgs args)
{
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
string file = results.Results.TryFindString("host-name");
if (!string.IsNullOrEmpty(file) && MICommandFactory.SupportsStopOnDynamicLibLoad())
{
_libraryLoaded.Add(file);
if (_waitDialog != null)
{
_waitDialog.ShowWaitDialog(file);
}
}
else if (this.MICommandFactory.Mode == MIMode.Clrdbg)
{
string id = results.Results.FindString("id");
ulong baseAddr = results.Results.FindAddr("base-address");
uint size = results.Results.FindUint("size");
bool symbolsLoaded = results.Results.FindInt("symbols-loaded") != 0;
var module = new DebuggedModule(id, file, baseAddr, size, symbolsLoaded, string.Empty, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
else if (!string.IsNullOrEmpty(file))
{
string addr = results.Results.TryFindString("loaded_addr");
if (string.IsNullOrEmpty(addr) || addr == "-")
{
return; // identifies the exe, not a real load
}
// generate module
string id = results.Results.TryFindString("name");
bool symsLoaded = true;
string symPath = null;
if (results.Results.Contains("symbols-path"))
{
symPath = results.Results.FindString("symbols-path");
if (string.IsNullOrEmpty(symPath))
{
symsLoaded = false;
}
}
else
{
symPath = file;
}
ulong loadAddr = results.Results.FindAddr("loaded_addr");
uint size = results.Results.FindUint("size");
if (String.IsNullOrEmpty(id))
{
id = file;
}
var module = FindModule(id);
if (module == null)
{
module = new DebuggedModule(id, file, loadAddr, size, symsLoaded, symPath, _loadOrder++);
lock (_moduleList)
{
_moduleList.Add(module);
}
_callback.OnModuleLoad(module);
}
}
};
if (_launchOptions is LocalLaunchOptions)
{
this.Init(new MICore.LocalTransport(), _launchOptions);
}
else if (_launchOptions is PipeLaunchOptions)
{
this.Init(new MICore.PipeTransport(), _launchOptions);
}
else if (_launchOptions is TcpLaunchOptions)
{
this.Init(new MICore.TcpTransport(), _launchOptions);
}
else if (_launchOptions is SerialLaunchOptions)
{
string port = ((SerialLaunchOptions)_launchOptions).Port;
this.Init(new MICore.SerialTransport(port), _launchOptions);
}
else
{
throw new ArgumentOutOfRangeException("LaunchInfo.options");
}
MIDebugCommandDispatcher.AddProcess(this);
// When the debuggee exits, we need to exit the debugger
ProcessExitEvent += delegate(object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (results.Results.Contains("exit-code"))
{
processExitCode = results.Results.FindUint("exit-code");
}
// quit MI Debugger
_worker.PostOperation(CmdExitAsync);
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
};
// When the debugger exits, we tell AD7 we are done
DebuggerExitEvent += delegate(object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// this is the last AD7 Event we can ever send
// Also the transport is closed when this returns
_callback.OnProcessExit(processExitCode);
Dispose();
};
DebuggerAbortedEvent += delegate(object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
// The MI debugger process unexpectedly exited.
_worker.PostOperation(() =>
{
// If the MI Debugger exits before we get a resume call, we have no way of sending program destroy. So just let start debugging fail.
if (!_connected)
{
return;
}
_callback.OnError(MICoreResources.Error_MIDebuggerExited);
_callback.OnProcessExit(uint.MaxValue);
Dispose();
});
};
ModuleLoadEvent += async delegate(object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
if (_libraryLoaded.Count != 0)
{
string moduleNames = string.Join(", ", _libraryLoaded);
try
{
_libraryLoaded.Clear();
SourceLineCache.OnLibraryLoad();
await _breakpointManager.BindAsync();
await CheckModules();
_bLastModuleLoadFailed = false;
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_ExceptionProcessingModules, moduleNames, exceptionDescription);
// to avoid spamming the user, if the last module failed, we send the next failure to the output windiw instead of a message box
if (!_bLastModuleLoadFailed)
{
_callback.OnError(message);
_bLastModuleLoadFailed = true;
}
else
{
_callback.OnOutputMessage(message, enum_MESSAGETYPE.MT_OUTPUTSTRING);
}
}
}
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (MICommandFactory.SupportsStopOnDynamicLibLoad())
{
CmdContinueAsync();
}
};
// When we break we need to gather information
BreakModeEvent += async delegate(object o, EventArgs args)
{
// NOTE: This is an async void method, so make sure exceptions are caught and somehow reported
ResultEventArgs results = args as MICore.Debugger.ResultEventArgs;
if (_waitDialog != null)
{
_waitDialog.EndWaitDialog();
}
if (!this._connected)
{
_initialBreakArgs = results;
return;
}
try
{
await HandleBreakModeEvent(results);
}
catch (Exception e)
{
if (this.ProcessState == MICore.ProcessState.Exited)
{
return; // ignore exceptions after the process has exited
}
string exceptionDescription = EngineUtils.GetExceptionDescription(e);
string message = string.Format(CultureInfo.CurrentCulture, MICoreResources.Error_FailedToEnterBreakState, exceptionDescription);
_callback.OnError(message);
Terminate();
}
};
RunModeEvent += delegate(object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
if (!_bStarted)
{
_bStarted = true;
// Send any strings we got before the process came up
if (_pendingMessages.Length != 0)
{
try
{
_callback.OnOutputString(_pendingMessages.ToString());
}
catch
{
// If something goes wrong sending the output, lets not crash VS
}
}
_pendingMessages = null;
}
};
ErrorEvent += delegate(object o, EventArgs args)
{
// NOTE: Exceptions leaked from this method may cause VS to crash, be careful
ResultEventArgs result = (ResultEventArgs)args;
_callback.OnError(result.Results.FindString("msg"));
};
ThreadCreatedEvent += delegate(object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted */ false);
};
ThreadExitedEvent += delegate(object o, EventArgs args)
{
ResultEventArgs result = (ResultEventArgs)args;
ThreadCache.ThreadEvent(result.Results.FindInt("id"), /*deleted*/ true);
};
BreakChangeEvent += _breakpointManager.BreakpointModified;
}
// Compares the memory context to each context in the given array in the manner indicated by compare flags,
// returning an index of the first context that matches.
public int Compare(enum_CONTEXT_COMPARE contextCompare, IDebugMemoryContext2[] compareToItems, uint compareToLength, out uint foundIndex)
{
foundIndex = uint.MaxValue;
try
{
for (uint c = 0; c < compareToLength; c++)
{
AD7MemoryAddress compareTo = compareToItems[c] as AD7MemoryAddress;
if (compareTo == null)
{
continue;
}
if (!AD7Engine.ReferenceEquals(_engine, compareTo._engine))
{
continue;
}
bool result;
switch (contextCompare)
{
case enum_CONTEXT_COMPARE.CONTEXT_EQUAL:
result = (_address == compareTo._address);
break;
case enum_CONTEXT_COMPARE.CONTEXT_LESS_THAN:
result = (_address < compareTo._address);
break;
case enum_CONTEXT_COMPARE.CONTEXT_GREATER_THAN:
result = (_address > compareTo._address);
break;
case enum_CONTEXT_COMPARE.CONTEXT_LESS_THAN_OR_EQUAL:
result = (_address <= compareTo._address);
break;
case enum_CONTEXT_COMPARE.CONTEXT_GREATER_THAN_OR_EQUAL:
result = (_address >= compareTo._address);
break;
// The debug engine doesn't understand scopes
case enum_CONTEXT_COMPARE.CONTEXT_SAME_SCOPE:
result = (_address == compareTo._address);
break;
case enum_CONTEXT_COMPARE.CONTEXT_SAME_FUNCTION:
if (_address == compareTo._address)
{
result = true;
break;
}
string funcThis = Engine.GetAddressDescription(_address);
if (string.IsNullOrEmpty(funcThis))
{
result = false;
break;
}
string funcCompareTo = Engine.GetAddressDescription(compareTo._address);
result = (funcThis == funcCompareTo);
break;
case enum_CONTEXT_COMPARE.CONTEXT_SAME_MODULE:
result = (_address == compareTo._address);
if (result == false)
{
DebuggedModule module = _engine.DebuggedProcess.ResolveAddress(_address);
if (module != null)
{
result = module.AddressInModule(compareTo._address);
}
}
break;
case enum_CONTEXT_COMPARE.CONTEXT_SAME_PROCESS:
result = true;
break;
default:
// A new comparison was invented that we don't support
return(Constants.E_NOTIMPL);
}
if (result)
{
foundIndex = c;
return(Constants.S_OK);
}
}
return(Constants.S_FALSE);
}
catch (MIException e)
{
return(e.HResult);
}
catch (Exception e)
{
return(EngineUtils.UnexpectedException(e));
}
}
public void OnSymbolsLoaded(DebuggedModule module)
{
var eventObject = new AD7SymbolLoadEvent(module.Client as AD7Module);
Send(eventObject, AD7SymbolLoadEvent.IID, null);
}