ioctl_decoder.py 文件源码

def get_define(ioctl_code):
    """Decodes an ioctl code and returns a C define for it using the CTL_CODE macro"""

    function = get_function(ioctl_code)
    device_name, device_code = get_device(ioctl_code)
    method_name, method_code = get_method(ioctl_code)
    access_name, access_code = get_access(ioctl_code)

    name = "%s_0x%08X" % (idc.GetInputFile().split('.')[0], ioctl_code)
    return "#define %s CTL_CODE(0x%X, 0x%X, %s, %s)" % (name, device_code, function, method_name, access_name)