named_pipes.py 文件源码

def ReadFile(file, buffer, number_of_bytes_to_read, number_of_bytes_read, overlapped):
    """See: ReadFile function
       https://msdn.microsoft.com/en-us/library/windows/desktop/aa365467(v=vs.85).aspx
    """
    ReadFile_Fn = windll.kernel32.ReadFile
    ReadFile_Fn.argtypes = [
    wintypes.HANDLE,    # _In_        HANDLE       hFile,
    LPVOID,             # _Out_       LPVOID       lpBuffer,
    wintypes.DWORD,     # _In_        DWORD        nNumberOfBytesToRead,
    LPDWORD,            # _Out_opt_   LPDWORD      lpNumberOfBytesRead,
    LPOVERLAPPED        # _Inout_opt_ LPOVERLAPPED lpOverlapped
    ]
    ReadFile_Fn.restype = wintypes.BOOL

    ret = wintypes.BOOL(ReadFile_Fn(
        file, 
        buffer, 
        number_of_bytes_to_read, 
        number_of_bytes_read, 
        overlapped
    ))