C++程序  |  25行  |  927 B

/****************************************************************************
 ****************************************************************************
 ***
 ***   This header was automatically generated from a Linux kernel header
 ***   of the same name, to make information necessary for userspace to
 ***   call into the kernel available to libc.  It contains only constants,
 ***   structures, and macros generated from the original header, and thus,
 ***   contains no copyrightable information.
 ***
 ****************************************************************************
 ****************************************************************************/
#ifndef _NF_CONNTRACK_TUPLE_COMMON_H
#define _NF_CONNTRACK_TUPLE_COMMON_H

enum ip_conntrack_dir
{
 IP_CT_DIR_ORIGINAL,
 IP_CT_DIR_REPLY,
 IP_CT_DIR_MAX
};

#define CTINFO2DIR(ctinfo) ((ctinfo) >= IP_CT_IS_REPLY ? IP_CT_DIR_REPLY : IP_CT_DIR_ORIGINAL)

#endif