how to generate a dump file on application crash in c#
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using System; using System.Collections.Generic; using System.Windows.Forms; using System.Runtime.InteropServices; using System.IO; namespace DBGHelp_Sample { static class Program { /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException); Application.EnableVisualStyles(); Application.SetCompatibleTextRenderingDefault(false); Application.Run(new Form1()); } public static class MINIDUMP_TYPE { public const int MiniDumpNormal = 0x00000000; public const int MiniDumpWithDataSegs = 0x00000001; public const int MiniDumpWithFullMemory = 0x00000002; public const int MiniDumpWithHandleData = 0x00000004; public const int MiniDumpFilterMemory = 0x00000008; public const int MiniDumpScanMemory = 0x00000010; public const int MiniDumpWithUnloadedModules = 0x00000020; public const int MiniDumpWithIndirectlyReferencedMemory = 0x00000040; public const int MiniDumpFilterModulePaths = 0x00000080; public const int MiniDumpWithProcessThreadData = 0x00000100; public const int MiniDumpWithPrivateReadWriteMemory = 0x00000200; public const int MiniDumpWithoutOptionalData = 0x00000400; public const int MiniDumpWithFullMemoryInfo = 0x00000800; public const int MiniDumpWithThreadInfo = 0x00001000; public const int MiniDumpWithCodeSegs = 0x00002000; } [DllImport("dbghelp.dll")] public static extern bool MiniDumpWriteDump(IntPtr hProcess, Int32 ProcessId, IntPtr hFile, int DumpType, IntPtr ExceptionParam, IntPtr UserStreamParam, IntPtr CallackParam); private static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e) { CreateMiniDump(); } private static void CreateMiniDump() { using(FileStream fs = new FileStream("UnhandledDump.dmp", FileMode.Create)) { using(System.Diagnostics.Process process = System.Diagnostics.Process.GetCurrentProcess()) { MiniDumpWriteDump(process.Handle, process.Id, fs.SafeFileHandle.DangerousGetHandle(), MINIDUMP_TYPE.MiniDumpNormal, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero); } } } } } |
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using System; using System.ComponentModel; using System.Diagnostics; using System.IO; using System.Runtime.InteropServices; namespace ConsoleApplication29 { class Program { [Flags] enum MINIDUMP_TYPE: uint { MiniDumpNormal = 0x00000000, MiniDumpWithDataSegs = 0x00000001, MiniDumpWithFullMemory = 0x00000002, MiniDumpWithHandleData = 0x00000004, MiniDumpFilterMemory = 0x00000008, MiniDumpScanMemory = 0x00000010, MiniDumpWithUnloadedModules = 0x00000020, MiniDumpWithIndirectlyReferencedMemory = 0x00000040, MiniDumpFilterModulePaths = 0x00000080, MiniDumpWithProcessThreadData = 0x00000100, MiniDumpWithPrivateReadWriteMemory = 0x00000200, MiniDumpWithoutOptionalData = 0x00000400, MiniDumpWithFullMemoryInfo = 0x00000800, MiniDumpWithThreadInfo = 0x00001000, MiniDumpWithCodeSegs = 0x00002000, MiniDumpWithoutAuxiliaryState = 0x00004000, MiniDumpWithFullAuxiliaryState = 0x00008000, MiniDumpWithPrivateWriteCopyMemory = 0x00010000, MiniDumpIgnoreInaccessibleMemory = 0x00020000, MiniDumpWithTokenInformation = 0x00040000 }; [DllImport ("DbgHelp.dll", SetLastError = true)] [Return: MarshalAs (UnmanagedType. Bool)] static extern bool MiniDumpWriteDump ( IntPtr hProcess, int ProcessId, IntPtr hFile, MINIDUMP_TYPE DumpType, IntPtr ExceptionParam, IntPtr UserStreamParam, IntPtr CallbackParam ); static void Main (string [] args) { using (var process = Process. GetProcessesByName ("idaq") [0]) using (var file = File. Open ("mem.dmp", FileMode. Create, FileAccess. Write)) { var dumpType = MINIDUMP_TYPE. MiniDumpNormal; if (! MiniDumpWriteDump ( process. Handle, process. Id, file. Handle, dumpType, IntPtr. Zero, IntPtr. Zero, IntPtr. Zero) ) throw new Win32Exception (Marshal. GetLastWin32Error ()); } } } } |
