The C and C++ Include Header Files

/usr/include/linux/netfilter/nf_nat.h


$ cat -n /usr/include/linux/netfilter/nf_nat.h

     1	/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
     2	#ifndef _NETFILTER_NF_NAT_H
     3	#define _NETFILTER_NF_NAT_H
     4	
     5	#include <linux/netfilter.h>
     6	#include <linux/netfilter/nf_conntrack_tuple_common.h>
     7	
     8	#define NF_NAT_RANGE_MAP_IPS			(1 << 0)
     9	#define NF_NAT_RANGE_PROTO_SPECIFIED		(1 << 1)
    10	#define NF_NAT_RANGE_PROTO_RANDOM		(1 << 2)
    11	#define NF_NAT_RANGE_PERSISTENT			(1 << 3)
    12	#define NF_NAT_RANGE_PROTO_RANDOM_FULLY		(1 << 4)
    13	#define NF_NAT_RANGE_PROTO_OFFSET		(1 << 5)
    14	#define NF_NAT_RANGE_NETMAP			(1 << 6)
    15	
    16	#define NF_NAT_RANGE_PROTO_RANDOM_ALL		\
    17		(NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PROTO_RANDOM_FULLY)
    18	
    19	#define NF_NAT_RANGE_MASK					\
    20		(NF_NAT_RANGE_MAP_IPS | NF_NAT_RANGE_PROTO_SPECIFIED |	\
    21		 NF_NAT_RANGE_PROTO_RANDOM | NF_NAT_RANGE_PERSISTENT |	\
    22		 NF_NAT_RANGE_PROTO_RANDOM_FULLY | NF_NAT_RANGE_PROTO_OFFSET | \
    23		 NF_NAT_RANGE_NETMAP)
    24	
    25	struct nf_nat_ipv4_range {
    26		unsigned int			flags;
    27		__be32				min_ip;
    28		__be32				max_ip;
    29		union nf_conntrack_man_proto	min;
    30		union nf_conntrack_man_proto	max;
    31	};
    32	
    33	struct nf_nat_ipv4_multi_range_compat {
    34		unsigned int			rangesize;
    35		struct nf_nat_ipv4_range	range[1];
    36	};
    37	
    38	struct nf_nat_range {
    39		unsigned int			flags;
    40		union nf_inet_addr		min_addr;
    41		union nf_inet_addr		max_addr;
    42		union nf_conntrack_man_proto	min_proto;
    43		union nf_conntrack_man_proto	max_proto;
    44	};
    45	
    46	struct nf_nat_range2 {
    47		unsigned int			flags;
    48		union nf_inet_addr		min_addr;
    49		union nf_inet_addr		max_addr;
    50		union nf_conntrack_man_proto	min_proto;
    51		union nf_conntrack_man_proto	max_proto;
    52		union nf_conntrack_man_proto	base_proto;
    53	};
    54	
    55	#endif /* _NETFILTER_NF_NAT_H */