CloseHandle(hFile); // 偏移地址 __int64 qwFileOffset = 0; // 块大小 DWORD dwBlockBytes = 1000 * dwGran; if (qwFileSize < 1000 * dwGran) dwBlockBytes = (DWORD)qwFileSize; if (qwFileOffset >= 0) { // 映射视图 TCHAR *lpbMapAddress = (TCHAR *)MapViewOfFile(hFileMap,FILE_M...
HANDLE hMapFile = CreateFileMapping( INVALID_HANDLE_VALUE, // 物理文件句柄 NULL, // 默认安全级别 PAGE_READWRITE, // 可读可写 0, // 高位文件大小 BUF_SIZE, // 地位文件大小 szName // 共享内存名称 ); char *pBuf = (char *)MapViewOfFile( hMapFile, // 共享内存的句柄 FILE_MAP_ALL_...
HANDLE hMutex = OpenMutex(MUTEX_ALL_ACCESS, FALSE, SYNCHRONIZING_MUTEX_NAME); hMapping = OpenFileMapping(FILE_MAP_READ, FALSE, COMMUNICATION_OBJECT_NAME); if (hMapping) { while (bContinueLoop) { WaitForSingleObject(hMutex, INFINITE); pCommObject = (PCOMMUNICATIONOBJECT) MapViewOfFile(hMapping,...
}//创建Mapping对象hFileMap =CreateFileMapping(hFile, NULL, PAGE_READONLY,0,1, NULL);if(!hFileMap) { printf("CreateFileMapping error: %d", GetLastError());returnFALSE; } pMem= MapViewOfFile(hFileMap, FILE_MAP_READ,0,0,1);if(!pMem) { printf("MapViewOfFile error: %d", GetLastErr...
FILE_MAP_WRITE ,false ,"sharedmem" );/获得指向共享内存的指针/psharedmem=(double)MapViewOfFile(hfi lemap,FILE_MAP_WRITE,0,0,2sizeof(double));}?staticvoidmdlOu tputs(SimStructS,int_Ttid){/获得指向输出向量、连续状态向量和输入端口的的指针/ ...
handle=getMessage(1,False,"Global\\MyFileMappingObject")if handle ==0:print 'open file mapping handle is Null'else:mapView=windll.kernel32.MapViewOfFile mapView.restype = c_char_p print mapView(handle,1,0,0,256)---c part--- include <windows.h> include <stdio.h> includ...
创建内存映射文件,CreateFileMapping,MapViewOfFile后必须CloseHandle(),UnMapviewofFile 创建GDI对象后,比如LoadIcon,LoadImage,CreateImageList等等,必须Destroy掉 创建DC后,比如GetDC(), 必须释放DC句柄 保留虚拟地址空间 VirtualAlloc(),然后提交物理存储器后,必须释放掉 出现死循环导致内存泄露 所有的第三方类库存在...
ShareP=(char *)MapViewOfFile(fh, FILE_MAP_ALL_ACCESS, 0,0,0); if (GetLastError()!=ERROR_ALREADY_EXISTS) ZeroMemory(ShareP,size); // 共享区初始化 return(fh); } char * ShareP=NULL; void test() // 申请一块128个字节的字符数组 ...
Mapped Files CreateFileMapping shmget N/A Mapped Files MapViewOfFile mmap, shmat N/A Mapped Files MapViewOfFileEx mmap, shmat N/A Mapped Files OpenFileMapping shmget N/A Mapped Files UnmapViewOfFile munmap, shmdt, shmctl N/A Memory Mgt GetProcessHeap N/A N/A Memory Mgt GetSystemInfo N/A ...
MapViewOfFile UnmapViewOfFile CloseHandle Atunci când există deja un obiect denumit mapări de fișier, funcția GetLastError în funcția CreateFileMapping poate returna încă u...