Release 4.15 include/uapi/linux/netfilter/xt_conntrack.h

/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
/* Header file for kernel module to match connection tracking information.
 * GPL (C) 2001  Marc Boucher (marc@mbsi.ca).
 */

#ifndef _XT_CONNTRACK_H

#define _XT_CONNTRACK_H

#include <linux/types.h>
#include <linux/netfilter.h>
#include <linux/netfilter/nf_conntrack_tuple_common.h>


#define XT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1))

#define XT_CONNTRACK_STATE_INVALID (1 << 0)


#define XT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1))

#define XT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2))

#define XT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3))

/* flags, invflags: */
enum {
	
XT_CONNTRACK_STATE        = 1 << 0,
	
XT_CONNTRACK_PROTO        = 1 << 1,
	
XT_CONNTRACK_ORIGSRC      = 1 << 2,
	
XT_CONNTRACK_ORIGDST      = 1 << 3,
	
XT_CONNTRACK_REPLSRC      = 1 << 4,
	
XT_CONNTRACK_REPLDST      = 1 << 5,
	
XT_CONNTRACK_STATUS       = 1 << 6,
	
XT_CONNTRACK_EXPIRES      = 1 << 7,
	
XT_CONNTRACK_ORIGSRC_PORT = 1 << 8,
	
XT_CONNTRACK_ORIGDST_PORT = 1 << 9,
	
XT_CONNTRACK_REPLSRC_PORT = 1 << 10,
	
XT_CONNTRACK_REPLDST_PORT = 1 << 11,
	
XT_CONNTRACK_DIRECTION    = 1 << 12,
	
XT_CONNTRACK_STATE_ALIAS  = 1 << 13,
};


struct xt_conntrack_mtinfo1 {
	

union nf_inet_addr origsrc_addr, origsrc_mask;
	

union nf_inet_addr origdst_addr, origdst_mask;
	

union nf_inet_addr replsrc_addr, replsrc_mask;
	

union nf_inet_addr repldst_addr, repldst_mask;
	

__u32 expires_min, expires_max;
	
__u16 l4proto;
	

__be16 origsrc_port, origdst_port;
	

__be16 replsrc_port, repldst_port;
	

__u16 match_flags, invert_flags;
	

__u8 state_mask, status_mask;
};


struct xt_conntrack_mtinfo2 {
	

union nf_inet_addr origsrc_addr, origsrc_mask;
	

union nf_inet_addr origdst_addr, origdst_mask;
	

union nf_inet_addr replsrc_addr, replsrc_mask;
	

union nf_inet_addr repldst_addr, repldst_mask;
	

__u32 expires_min, expires_max;
	
__u16 l4proto;
	

__be16 origsrc_port, origdst_port;
	

__be16 replsrc_port, repldst_port;
	

__u16 match_flags, invert_flags;
	

__u16 state_mask, status_mask;
};


struct xt_conntrack_mtinfo3 {
	

union nf_inet_addr origsrc_addr, origsrc_mask;
	

union nf_inet_addr origdst_addr, origdst_mask;
	

union nf_inet_addr replsrc_addr, replsrc_mask;
	

union nf_inet_addr repldst_addr, repldst_mask;
	

__u32 expires_min, expires_max;
	
__u16 l4proto;
	

__u16 origsrc_port, origdst_port;
	

__u16 replsrc_port, repldst_port;
	

__u16 match_flags, invert_flags;
	

__u16 state_mask, status_mask;
	

__u16 origsrc_port_high, origdst_port_high;
	

__u16 replsrc_port_high, repldst_port_high;
};

#endif /*_XT_CONNTRACK_H*/
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Directory: include/uapi/linux/netfilter

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