Method Open

util/system/shmat.cpp:104–128

}

bool TSharedMemory::Open(const TGUID& id, int size) {
    // Y_ASSERT(Data == 0);
    Id = id;
    Size = size;

    char name[100];
    FormatName(name, Id);
    Handle = OpenFileMappingA(FILE_MAP_ALL_ACCESS, FALSE, name);

    if (Handle == 0) {
        return false;
    }

    Data = MapViewOfFile(Handle, FILE_MAP_ALL_ACCESS, 0, 0, size);

    if (Data == 0) {
        // Y_ASSERT(0);
        CloseHandle(Handle);
        Handle = INVALID_OS_HANDLE;

        return false;
    }

    return true;
}

bool TSharedMemory::Create(int size) {
    // Y_ASSERT(Data == 0);