在主程序初始化時加入
DeclareDumpFile();
創建頭文件DumpFile.h, 將下列代碼放進文件中
#pragma once
#include <windows.h>
#include <Dbghelp.h>
#include <iostream>
#include <vector>
using namespace std;
#pragma comment(lib, "Dbghelp.lib")
namespace NSDumpFile
{
void CreateDumpFile(LPCSTR lpstrDumpFilePathName, EXCEPTION_POINTERS *pException)
{
// 創建Dump文件
//
HANDLE hDumpFile = CreateFile(lpstrDumpFilePathName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
// Dump信息
//
MINIDUMP_EXCEPTION_INFORMATION dumpInfo;
dumpInfo.ExceptionPointers = pException;
dumpInfo.ThreadId = GetCurrentThreadId();
dumpInfo.ClientPointers = TRUE;
// 寫入Dump文件內容
//
MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), hDumpFile, MiniDumpNormal, &dumpInfo, NULL, NULL);
CloseHandle(hDumpFile);
}
LPTOP_LEVEL_EXCEPTION_FILTER WINAPI MyDummySetUnhandledExceptionFilter(LPTOP_LEVEL_EXCEPTION_FILTER lpTopLevelExceptionFilter)
{
return NULL;
}
BOOL PreventSetUnhandledExceptionFilter()
{
HMODULE hKernel32 = LoadLibrary(_T("kernel32.dll"));
if (hKernel32 == NULL)
return FALSE;
void *pOrgEntry = GetProcAddress(hKernel32, "SetUnhandledExceptionFilter");
if(pOrgEntry == NULL)
return FALSE;
unsigned char newJump[ 100 ];
DWORD dwOrgEntryAddr = (DWORD) pOrgEntry;
dwOrgEntryAddr += 5; // add 5 for 5 op-codes for jmp far
void *pNewFunc = &MyDummySetUnhandledExceptionFilter;
DWORD dwNewEntryAddr = (DWORD) pNewFunc;
DWORD dwRelativeAddr = dwNewEntryAddr - dwOrgEntryAddr;
newJump[ 0 ] = 0xE9; // JMP absolute
memcpy(&newJump[ 1 ], &dwRelativeAddr, sizeof(pNewFunc));
SIZE_T bytesWritten;
BOOL bRet = WriteProcessMemory(GetCurrentProcess(), pOrgEntry, newJump, sizeof(pNewFunc) + 1, &bytesWritten);
return bRet;
}
LONG WINAPI UnhandledExceptionFilterEx(struct _EXCEPTION_POINTERS *pException)
{
TCHAR szMbsFile[MAX_PATH] = { 0 };
::GetModuleFileName(NULL, szMbsFile, MAX_PATH);
TCHAR* pFind = _tcsrchr(szMbsFile, '\\');
if(pFind)
{
*(pFind+1) = 0;
_tcscat(szMbsFile, _T("CrashDumpFile.dmp"));
CreateDumpFile(szMbsFile, pException);
}
// TODO: MiniDumpWriteDump
FatalAppExit(-1, _T("Fatal Error"));
return EXCEPTION_CONTINUE_SEARCH;
}
void RunCrashHandler()
{
SetUnhandledExceptionFilter(UnhandledExceptionFilterEx);
PreventSetUnhandledExceptionFilter();
}
};
#define DeclareDumpFile() NSDumpFile::RunCrashHandler();
posted on 2012-10-30 10:10
vic.MINg 閱讀(854)
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