124 lines
4.5 KiB
C#
124 lines
4.5 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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namespace ServerCore;
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public static class MiniDump
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{
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[Flags]
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public enum MiniDumpType : uint
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{
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// From dbghelp.h:
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Normal = 0x00000000,
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WithDataSegs = 0x00000001,
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WithFullMemory = 0x00000002,
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WithHandleData = 0x00000004,
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FilterMemory = 0x00000008,
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ScanMemory = 0x00000010,
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WithUnloadedModules = 0x00000020,
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WithIndirectlyReferencedMemory = 0x00000040,
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FilterModulePaths = 0x00000080,
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WithProcessThreadData = 0x00000100,
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WithPrivateReadWriteMemory = 0x00000200,
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WithoutOptionalData = 0x00000400,
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WithFullMemoryInfo = 0x00000800,
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WithThreadInfo = 0x00001000,
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WithCodeSegs = 0x00002000,
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WithoutAuxiliaryState = 0x00004000,
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WithFullAuxiliaryState = 0x00008000,
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WithPrivateWriteCopyMemory = 0x00010000,
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IgnoreInaccessibleMemory = 0x00020000,
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ValidTypeFlags = 0x0003ffff,
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};
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//typedef struct _MINIDUMP_EXCEPTION_INFORMATION {
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// DWORD ThreadId;
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// PEXCEPTION_POINTERS ExceptionPointers;
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// BOOL ClientPointers;
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//} MINIDUMP_EXCEPTION_INFORMATION, *PMINIDUMP_EXCEPTION_INFORMATION;
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[StructLayout(LayoutKind.Sequential, Pack = 4)] // Pack=4 is important! So it works also for x64!
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public struct MiniDumpExceptionInformation
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{
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public uint ThreadId;
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public IntPtr ExceptionPointers;
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[MarshalAs(UnmanagedType.Bool)]
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public bool ClientPointers;
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}
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//BOOL
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//WINAPI
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//MiniDumpWriteDump(
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// __in HANDLE hProcess,
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// __in DWORD ProcessId,
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// __in HANDLE hFile,
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// __in MINIDUMP_TYPE DumpType,
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// __in_opt PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
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// __in_opt PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
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// __in_opt PMINIDUMP_CALLBACK_INFORMATION CallbackParam
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// );
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// Overload requiring MiniDumpExceptionInformation
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[DllImport("dbghelp.dll", EntryPoint = "MiniDumpWriteDump", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Unicode, ExactSpelling = true, SetLastError = true)]
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static extern bool MiniDumpWriteDump(IntPtr hProcess, uint processId, SafeHandle hFile, uint dumpType, ref MiniDumpExceptionInformation expParam, IntPtr userStreamParam, IntPtr callbackParam);
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// Overload supporting MiniDumpExceptionInformation == NULL
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[DllImport("dbghelp.dll", EntryPoint = "MiniDumpWriteDump", CallingConvention = CallingConvention.StdCall, CharSet = CharSet.Unicode, ExactSpelling = true, SetLastError = true)]
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static extern bool MiniDumpWriteDump(IntPtr hProcess, uint processId, SafeHandle hFile, uint dumpType, IntPtr expParam, IntPtr userStreamParam, IntPtr callbackParam);
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[DllImport("kernel32.dll", EntryPoint = "GetCurrentThreadId", ExactSpelling = true)]
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static extern uint GetCurrentThreadId();
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public static bool write(SafeHandle fileHandle, MiniDumpType dumpType)
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{
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Process currentProcess = Process.GetCurrentProcess();
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IntPtr currentProcessHandle = currentProcess.Handle;
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uint currentProcessId = (uint)currentProcess.Id;
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MiniDumpExceptionInformation exp;
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exp.ThreadId = GetCurrentThreadId();
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exp.ClientPointers = false;
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exp.ExceptionPointers = IntPtr.Zero;
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exp.ExceptionPointers = Marshal.GetExceptionPointers();
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bool bRet = false;
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if (exp.ExceptionPointers == IntPtr.Zero)
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{
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bRet = MiniDumpWriteDump(currentProcessHandle, currentProcessId, fileHandle, (uint)dumpType, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
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}
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else
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{
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bRet = MiniDumpWriteDump(currentProcessHandle, currentProcessId, fileHandle, (uint)dumpType, ref exp, IntPtr.Zero, IntPtr.Zero);
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}
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return bRet;
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}
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public static bool write(string fileName, MiniDumpType dumpType)
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{
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using (var fs = new FileStream(fileName, FileMode.Create, FileAccess.ReadWrite, FileShare.Write))
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{
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return write(fs.SafeFileHandle, dumpType);
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}
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}
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public static bool write(DumpConfig dumpCopnfig, Exception e)
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{
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using (var fs = new FileStream(dumpCopnfig.DumpFile, FileMode.Create, FileAccess.ReadWrite, FileShare.Write))
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{
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write(fs.SafeFileHandle, MiniDumpType.WithFullMemory);
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}
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DumpHandler.writeTxt(dumpCopnfig, e);
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return true;
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}
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}
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