public DacLibrary(DataTargetImpl dataTarget, string dacDll)
{
if (dataTarget.ClrVersions.Count == 0)
{
throw new ClrDiagnosticsException(String.Format("Process is not a CLR process!"));
}
_library = NativeMethods.LoadLibrary(dacDll);
if (_library == IntPtr.Zero)
{
throw new ClrDiagnosticsException("Failed to load dac: " + dacDll);
}
IntPtr addr = NativeMethods.GetProcAddress(_library, "CLRDataCreateInstance");
_dacDataTarget = new DacDataTarget(dataTarget);
object obj;
NativeMethods.CreateDacInstance func = (NativeMethods.CreateDacInstance)Marshal.GetDelegateForFunctionPointer(addr, typeof(NativeMethods.CreateDacInstance));
Guid guid = new Guid("5c552ab6-fc09-4cb3-8e36-22fa03c798b7");
int res = func(ref guid, _dacDataTarget, out obj);
if (res == 0)
{
_dac = obj as IXCLRDataProcess;
}
if (_dac == null)
{
throw new ClrDiagnosticsException("Failure loading DAC: CreateDacInstance failed 0x" + res.ToString("x"), ClrDiagnosticsException.HR.DacError);
}
}
public RuntimeBase(ClrInfo info, DataTargetImpl dataTarget, DacLibrary lib)
{
Debug.Assert(lib != null);
Debug.Assert(lib.DacInterface != null);
ClrInfo = info;
_dataTarget = dataTarget;
_library = lib;
_dacInterface = _library.DacInterface;
InitApi();
_dacInterface.Flush();
IGCInfo data = GetGCInfo();
if (data == null)
{
throw new ClrDiagnosticsException("This runtime is not initialized and contains no data.", ClrDiagnosticsException.HR.RuntimeUninitialized);
}
ServerGC = data.ServerMode;
HeapCount = data.HeapCount;
CanWalkHeap = data.GCStructuresValid && !dataTarget.DataReader.IsMinidump;
_dataReader = dataTarget.DataReader;
}
public DacLibrary(DataTargetImpl dataTarget, object ix)
{
_dac = ix as IXCLRDataProcess;
if (_dac == null)
{
throw new ArgumentException("clrDataProcess not an instance of IXCLRDataProcess");
}
}
private void ProcessStackWalk(uint osThreadId)
{
IXCLRDataProcess ixclrDataProcess = _context.Runtime.DacInterface;
object tmp;
HR.Verify(ixclrDataProcess.GetTaskByOSThreadID(osThreadId, out tmp));
IXCLRDataTask task = (IXCLRDataTask)tmp;
HR.Verify(task.CreateStackWalk(0xf /*all flags*/, out tmp));
IXCLRDataStackWalk stackWalk = (IXCLRDataStackWalk)tmp;
while (HR.S_OK == stackWalk.Next())
{
ProcessFrame(stackWalk);
}
}
public RuntimeBase(ClrInfo info, DataTargetImpl dataTarget, DacLibrary lib)
{
Debug.Assert(lib != null);
Debug.Assert(lib.DacInterface != null);
ClrInfo = info;
_dataTarget = dataTarget;
_library = lib;
_dacInterface = _library.DacInterface;
InitApi();
_dacInterface.Flush();
IGCInfo data = GetGCInfo();
if (data != null)
{
ServerGC = data.ServerMode;
HeapCount = data.HeapCount;
CanWalkHeap = data.GCStructuresValid;
}
_dataReader = dataTarget.DataReader;
}
public DacLibrary(DataTargetImpl dataTarget, string dacDll)
{
if (dataTarget.ClrVersions.Count == 0)
throw new ClrDiagnosticsException(String.Format("Process is not a CLR process!"));
_library = NativeMethods.LoadLibrary(dacDll);
if (_library == IntPtr.Zero)
throw new ClrDiagnosticsException("Failed to load dac: " + dacDll);
IntPtr addr = NativeMethods.GetProcAddress(_library, "CLRDataCreateInstance");
_dacDataTarget = new DacDataTarget(dataTarget);
object obj;
NativeMethods.CreateDacInstance func = (NativeMethods.CreateDacInstance)Marshal.GetDelegateForFunctionPointer(addr, typeof(NativeMethods.CreateDacInstance));
Guid guid = new Guid("5c552ab6-fc09-4cb3-8e36-22fa03c798b7");
int res = func(ref guid, _dacDataTarget, out obj);
if (res == 0)
_dac = obj as IXCLRDataProcess;
if (_dac == null)
throw new ClrDiagnosticsException("Failure loading DAC: CreateDacInstance failed 0x" + res.ToString("x"), ClrDiagnosticsException.HR.DacError);
}
public DacLibrary(DataTargetImpl dataTarget, object ix)
{
_dac = ix as IXCLRDataProcess;
if (_dac == null)
throw new ArgumentException("clrDataProcess not an instance of IXCLRDataProcess");
}
internal IEnumerable <ClrStackFrame> EnumerateStackFrames(DesktopThread thread)
{
IXCLRDataProcess proc = GetClrDataProcess();
object tmp;
int res = proc.GetTaskByOSThreadID(thread.OSThreadId, out tmp);
if (res < 0)
{
yield break;
}
IXCLRDataTask task = null;
IXCLRDataStackWalk stackwalk = null;
try
{
task = (IXCLRDataTask)tmp;
res = task.CreateStackWalk(0xf, out tmp);
if (res < 0)
{
yield break;
}
stackwalk = (IXCLRDataStackWalk)tmp;
byte[] ulongBuffer = new byte[8];
byte[] context = ContextHelper.Context;
do
{
uint size;
res = stackwalk.GetContext(ContextHelper.ContextFlags, ContextHelper.Length, out size, context);
if (res < 0 || res == 1)
{
break;
}
ulong ip = BitConverter.ToUInt32(context, ContextHelper.InstructionPointerOffset);
ulong sp = BitConverter.ToUInt32(context, ContextHelper.StackPointerOffset);
res = stackwalk.Request(0xf0000000, 0, null, (uint)ulongBuffer.Length, ulongBuffer);
ulong frameVtbl = 0;
if (res >= 0)
{
frameVtbl = BitConverter.ToUInt64(ulongBuffer, 0);
if (frameVtbl != 0)
{
sp = frameVtbl;
ReadPointer(sp, out frameVtbl);
}
}
DesktopStackFrame frame = GetStackFrame(thread, res, ip, sp, frameVtbl);
yield return(frame);
} while (stackwalk.Next() == 0);
}
finally
{
if (task != null)
{
Marshal.FinalReleaseComObject(task);
}
if (stackwalk != null)
{
Marshal.FinalReleaseComObject(stackwalk);
}
}
}
