在主程序初始化时加入
DeclareDumpFile();
创建头文件DumpFile.h, 将下列代码放进文件中
#pragma once
#include <windows.h>
#include <Dbghelp.h>
#include <iostream>
#include <vector>
using namespace std;
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#pragma comment(lib, "Dbghelp.lib")
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namespace NSDumpFile
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{
void CreateDumpFile(LPCSTR lpstrDumpFilePathName, EXCEPTION_POINTERS *pException)
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{
// 创建Dump文件
//
HANDLE hDumpFile = CreateFile(lpstrDumpFilePathName, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
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// Dump信息
//
MINIDUMP_EXCEPTION_INFORMATION dumpInfo;
dumpInfo.ExceptionPointers = pException;
dumpInfo.ThreadId = GetCurrentThreadId();
dumpInfo.ClientPointers = TRUE;
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// 写入Dump文件内容
//
MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), hDumpFile, MiniDumpNormal, &dumpInfo, NULL, NULL);
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CloseHandle(hDumpFile);
}
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LPTOP_LEVEL_EXCEPTION_FILTER WINAPI MyDummySetUnhandledExceptionFilter(LPTOP_LEVEL_EXCEPTION_FILTER lpTopLevelExceptionFilter)
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{
return NULL;
}
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BOOL PreventSetUnhandledExceptionFilter()
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{
HMODULE hKernel32 = LoadLibrary(_T("kernel32.dll"));
if (hKernel32 == NULL)
return FALSE;
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void *pOrgEntry = GetProcAddress(hKernel32, "SetUnhandledExceptionFilter");
if(pOrgEntry == NULL)
return FALSE;
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unsigned char newJump[ 100 ];
DWORD dwOrgEntryAddr = (DWORD) pOrgEntry;
dwOrgEntryAddr += 5; // add 5 for 5 op-codes for jmp far
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void *pNewFunc = &MyDummySetUnhandledExceptionFilter;
DWORD dwNewEntryAddr = (DWORD) pNewFunc;
DWORD dwRelativeAddr = dwNewEntryAddr - dwOrgEntryAddr;
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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;
}
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LONG WINAPI UnhandledExceptionFilterEx(struct _EXCEPTION_POINTERS *pException)
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{
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TCHAR szMbsFile[MAX_PATH] =
{ 0 };
::GetModuleFileName(NULL, szMbsFile, MAX_PATH);
TCHAR* pFind = _tcsrchr(szMbsFile, '\\');
if(pFind)
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{
*(pFind+1) = 0;
_tcscat(szMbsFile, _T("CrashDumpFile.dmp"));
CreateDumpFile(szMbsFile, pException);
}
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// TODO: MiniDumpWriteDump
FatalAppExit(-1, _T("Fatal Error"));
return EXCEPTION_CONTINUE_SEARCH;
}
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void RunCrashHandler()
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{
SetUnhandledExceptionFilter(UnhandledExceptionFilterEx);
PreventSetUnhandledExceptionFilter();
}
};
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#define DeclareDumpFile() NSDumpFile::RunCrashHandler();
posted on 2012-10-30 10:10
vic.MINg 阅读(783)
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Visual C++