c#通过文件句柄获取文件名
0x20, PageExecuteReadWrite = 0x40, SectionCommit = 0x8000000, SectionImage = 0x1000000, SectionNoCache = 0x10000000, SectionReserve = 0x4000000,}[DllImport("kernel32.dll", SetLastError = true)]static extern IntPtr MapViewOfFile( IntPtr hFileMappingObject, FileMapAccess dwDesire