pinvoke.net: Edit: dbghelp.MiniDumpWriteDump

@msdn=http://msdn.microsoft.com/en-us/library/ms680360(v=vs.85).aspx
@pinvoke=http://pinvoke.net/$$$.htm

Summary: Writes user-mode minidump information to the specified file.

!!!!C# Signature:
 [DllImport("Dbghelp.dll")]
 static extern bool MiniDumpWriteDump(IntPtr hProcess, uint ProcessId, IntPtr hFile, int DumpType, ref MINIDUMP_EXCEPTION_INFORMATION ExceptionParam, IntPtr UserStreamParam, IntPtr CallbackParam);
!!!!VB Signature:
 Declare Function MiniDumpWriteDump Lib "Dbghelp.dll" (TODO) As TODO
!!!!User-Defined Types:
MINIDUMP_EXCEPTION_INFORMATION
!!!!Alternative Managed API:
Do you know one?  Please contribute it!

!!!!Notes:
None.

!!!!Tips & Tricks:
Please add some!

!!!!Sample Code:
 [DllImport("Dbghelp.dll")]
 static extern bool MiniDumpWriteDump(IntPtr hProcess, uint ProcessId, IntPtr hFile, int DumpType,
    ref MINIDUMP_EXCEPTION_INFORMATION ExceptionParam, IntPtr UserStreamParam, IntPtr CallbackParam);
 
 [DllImport("kernel32.dll")]
 static extern IntPtr GetCurrentProcess();
 
 [DllImport("kernel32.dll")]
 static extern uint GetCurrentProcessId();
 
 [DllImport("kernel32.dll")]
 static extern uint GetCurrentThreadId();
 
 [StructLayout(LayoutKind.Sequential, Pack = 4)]
 public struct MINIDUMP_EXCEPTION_INFORMATION
 {
    public uint ThreadId;
    public IntPtr ExceptionPointers;
    public int ClientPointers;
 }
 
 /// <summary>
 /// Call back function that will be called when an exception has occured. This function will create
 /// a fullmemory dump of the application
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
 {
    string assemblyPath = Assembly.GetEntryAssembly().Location;
    string dumpFileName = assemblyPath + "_" + DateTime.Now.ToString("dd.MM.yyyy.HH.mm.ss") + ".dmp";
    FileStream file = new FileStream(dumpFileName, FileMode.Create);
    MINIDUMP_EXCEPTION_INFORMATION info = new MINIDUMP_EXCEPTION_INFORMATION();
    info.ClientPointers = 1;
    info.ExceptionPointers = Marshal.GetExceptionPointers();
    info.ThreadId = GetCurrentThreadId();
    // A full memory dump is necessary in the case of a managed application, other wise no information
    // regarding the managed code will be available
    MiniDumpWriteDump( GetCurrentProcess(), GetCurrentProcessId(), file.SafeFileHandle.DangerousGetHandle(),
        MiniDumpWithFullMemory, ref info, IntPtr.Zero, IntPtr.Zero );
    file.Close();
    string exeName = Path.GetFileName(assemblyPath);
    MessageBox.Show( "An Unhanled exception has been detected in the application " + exeName +
        " .\r\nException information is saved in " + dumpFileName, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
 }
 
 private static readonly int MiniDumpWithFullMemory = 2;

Documentation: MiniDumpWriteDump@msdn on MSDN