public DacLibrary(DataTarget dataTarget, string dacDll)
{
if (dataTarget is null)
{
throw new ArgumentNullException(nameof(dataTarget));
}
if (dataTarget.ClrVersions.Count == 0)
{
throw new ClrDiagnosticsException("Process is not a CLR process!");
}
IntPtr dacLibrary = DataTarget.PlatformFunctions.LoadLibrary(dacDll);
if (dacLibrary == IntPtr.Zero)
{
throw new ClrDiagnosticsException("Failed to load dac: " + dacLibrary);
}
OwningLibrary = new RefCountedFreeLibrary(dacLibrary);
IntPtr initAddr = DataTarget.PlatformFunctions.GetProcAddress(dacLibrary, "DAC_PAL_InitializeDLL");
if (initAddr == IntPtr.Zero)
{
initAddr = DataTarget.PlatformFunctions.GetProcAddress(dacLibrary, "PAL_InitializeDLL");
}
if (initAddr != IntPtr.Zero)
{
IntPtr dllMain = DataTarget.PlatformFunctions.GetProcAddress(dacLibrary, "DllMain");
if (dllMain == IntPtr.Zero)
{
throw new ClrDiagnosticsException("Failed to obtain Dac DllMain");
}
DllMain main = (DllMain)Marshal.GetDelegateForFunctionPointer(dllMain, typeof(DllMain));
main(dacLibrary, 1, IntPtr.Zero);
}
IntPtr addr = DataTarget.PlatformFunctions.GetProcAddress(dacLibrary, "CLRDataCreateInstance");
if (addr == IntPtr.Zero)
{
throw new ClrDiagnosticsException("Failed to obtain Dac CLRDataCreateInstance");
}
DacDataTarget = new DacDataTargetWrapper(dataTarget);
CreateDacInstance func = (CreateDacInstance)Marshal.GetDelegateForFunctionPointer(addr, typeof(CreateDacInstance));
Guid guid = new Guid("5c552ab6-fc09-4cb3-8e36-22fa03c798b7");
int res = func(ref guid, DacDataTarget.IDacDataTarget, out IntPtr iUnk);
if (res != 0)
{
throw new ClrDiagnosticsException($"Failure loading DAC: CreateDacInstance failed 0x{res:x}", ClrDiagnosticsExceptionKind.DacError, res);
}
InternalDacPrivateInterface = new ClrDataProcess(this, iUnk);
}
public DacLibrary(DataTarget dataTarget, IntPtr pClrDataProcess)
{
if (dataTarget is null)
{
throw new ArgumentNullException(nameof(dataTarget));
}
if (pClrDataProcess == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(pClrDataProcess));
}
InternalDacPrivateInterface = new ClrDataProcess(this, pClrDataProcess);
DacDataTarget = new DacDataTargetWrapper(dataTarget);
}
