Windows程序崩溃后通过代码产生完整dump

#include "ExceptionHandler.h" #ifdef _WIN32 #include <Windows.h> #include <DbgHelp.h> #include <stdio.h> #include <io.h> HMODULE g_modeDbghelp = NULL; BOOL (FAR PASCAL *exp_MiniDumpWriteDump)(HANDLE hProcess, DWORD ProcessId,HANDLE hFile,MINIDUMP_TYPE DumpType, PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam, PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam, PMINIDUMP_CALLBACK_INFORMATION CallbackParam ) = NULL; int inner_loadDbghelp() { int ret; if(g_modeDbghelp == NULL) { g_modeDbghelp = LoadLibraryA("Dbghelp.dll"); if(g_modeDbghelp == NULL) { return GetLastError(); } } (FARPROC &)exp_MiniDumpWriteDump = GetProcAddress(g_modeDbghelp, "MiniDumpWriteDump"); if(exp_MiniDumpWriteDump == NULL) { ret = GetLastError(); FreeLibrary(g_modeDbghelp); g_modeDbghelp = NULL; return ret; } return 0; } int inner_uninitDbghelp() { if(g_modeDbghelp) { FreeLibrary(g_modeDbghelp); g_modeDbghelp = NULL; } return 0; } HANDLE _CreateExceptionDumpFile(void) { char *pszFileName; char *pszDestName; HANDLE fHandle; int len, i; pszFileName = (char*)malloc(256); if(pszFileName == NULL) { return INVALID_HANDLE_VALUE; } pszFileName[0] = 0; GetModuleFileNameA(NULL, pszFileName, MAX_PATH); strcat_s(pszFileName, 256, "0.dmp"); if(_access(pszFileName, 0) == 0) { len = (int)strlen(pszFileName)-5; pszFileName[len] = '9'; if(_access(pszFileName, 0) == 0) { _unlink(pszFileName); } pszDestName = (char*)malloc(256); strcpy_s(pszDestName, 256, pszFileName); for(i=8; i>=0; i--) { pszFileName[len] = i+'0'; if(_access(pszFileName, 0) == 0) { pszDestName[len] = i+1+'0'; rename(pszFileName, pszDestName); } } pszFileName[len] = '0'; free(pszDestName); } fHandle = CreateFileA(pszFileName, GENERIC_READ | GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL); free(pszFileName); return fHandle; } LONG ExceptionHandlerDumpMemory(_EXCEPTION_POINTERS *ExceptionInfo) { MINIDUMP_EXCEPTION_INFORMATION dumpExceptionInfo; DWORD threadId, processId; HANDLE hProcess, fDump; LONG lRet; lRet = EXCEPTION_CONTINUE_SEARCH; threadId = GetCurrentThreadId(); processId = GetCurrentProcessId(); if(processId == 0) { goto DUMP_EXIT; } hProcess = GetCurrentProcess(); if( NULL == hProcess) { goto DUMP_EXIT; } fDump = _CreateExceptionDumpFile(); if(INVALID_HANDLE_VALUE == fDump || NULL == fDump) { goto DUMP_EXIT; } dumpExceptionInfo.ThreadId = threadId; dumpExceptionInfo.ExceptionPointers = ExceptionInfo; dumpExceptionInfo.ClientPointers = TRUE; if(exp_MiniDumpWriteDump(hProcess, processId, fDump, MiniDumpWithFullMemory, &dumpExceptionInfo, NULL, NULL)) { lRet = EXCEPTION_EXECUTE_HANDLER; } CloseHandle(fDump); DUMP_EXIT: return lRet; } LONG WINAPI ExceptionHandler(_EXCEPTION_POINTERS *ExceptionInfo) { return ExceptionHandlerDumpMemory(ExceptionInfo); } int __stdcall InitExceptionHandler(void) { int ret; ret = inner_loadDbghelp(); if(ret == 0) { SetUnhandledExceptionFilter(ExceptionHandler); } return ret; } int __stdcall UninitExceptionHandler(void) { return inner_uninitDbghelp(); } #endif //_WIN32