1 void DumpFile(LPWSTR filename)
2 {
3 HANDLE hFile = CreateFile(filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
4
5 HANDLE hFileMapping = CreateFileMapping(hFile, NULL, PAGE_READONLY, 0, 0, NULL);
6
7 LPVOID lpFileBase = MapViewOfFile(hFileMapping, FILE_MAP_READ, 0, 0, 0);
8
9 PIMAGE_DOS_HEADER pDosHeader = (PIMAGE_DOS_HEADER)lpFileBase;
10
11 PIMAGE_NT_HEADERS pNTHeader = (PIMAGE_NT_HEADERS)((DWORD)pDosHeader + (DWORD)pDosHeader->e_lfanew);
12
13 if ((pNTHeader->FileHeader.Characteristics & IMAGE_FILE_DLL))
14 printf("dll");
15 if ((pNTHeader->FileHeader.Characteristics & IMAGE_FILE_EXECUTABLE_IMAGE))
16 printf("exe");
17 else
18 printf("????");
19
20 UnmapViewOfFile(lpFileBase);
21 CloseHandle(hFileMapping);
22 CloseHandle(hFile);
23 }
