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  #   ˆl–Ãa¾”ªClÊq@‚àAq·TÅ£Èƒ¬‡ÇÆÅ Ã    /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_NETFILTER_H
#define __LINUX_NETFILTER_H

#include <linux/types.h>

#include <linux/in.h>
#include <linux/in6.h>

/* Responses from hook functions. */
#define NF_DROP 0
#define NF_ACCEPT 1
#define NF_STOLEN 2
#define NF_QUEUE 3
#define NF_REPEAT 4
#define NF_STOP 5	/* Deprecated, for userspace nf_queue compatibility. */
#define NF_MAX_VERDICT NF_STOP

/* we overload the higher bits for encoding auxiliary data such as the queue
 * number or errno values. Not nice, but better than additional function
 * arguments. */
#define NF_VERDICT_MASK 0x000000ff

/* extra verdict flags have mask 0x0000ff00 */
#define NF_VERDICT_FLAG_QUEUE_BYPASS	0x00008000

/* queue number (NF_QUEUE) or errno (NF_DROP) */
#define NF_VERDICT_QMASK 0xffff0000
#define NF_VERDICT_QBITS 16

#define NF_QUEUE_NR(x) ((((x) << 16) & NF_VERDICT_QMASK) | NF_QUEUE)

#define NF_DROP_ERR(x) (((-x) << 16) | NF_DROP)

/* only for userspace compatibility */

/* NF_VERDICT_BITS should be 8 now, but userspace might break if this changes */
#define NF_VERDICT_BITS 16

enum nf_inet_hooks {
	NF_INET_PRE_ROUTING,
	NF_INET_LOCAL_IN,
	NF_INET_FORWARD,
	NF_INET_LOCAL_OUT,
	NF_INET_POST_ROUTING,
	NF_INET_NUMHOOKS,
	NF_INET_INGRESS = NF_INET_NUMHOOKS,
};

enum nf_dev_hooks {
	NF_NETDEV_INGRESS,
	NF_NETDEV_EGRESS,
	NF_NETDEV_NUMHOOKS
};

enum {
	NFPROTO_UNSPEC =  0,
	NFPROTO_INET   =  1,
	NFPROTO_IPV4   =  2,
	NFPROTO_ARP    =  3,
	NFPROTO_NETDEV =  5,
	NFPROTO_BRIDGE =  7,
	NFPROTO_IPV6   = 10,
	NFPROTO_DECNET = 12,
	NFPROTO_NUMPROTO,
};

union nf_inet_addr {
	__u32		all[4];
	__be32		ip;
	__be32		ip6[4];
	struct in_addr	in;
	struct in6_addr	in6;
};

#endif /* __LINUX_NETFILTER_H */
  #   ˆl–Ðz¾”*ClÊq@‚àEp)‹FÿÉƒm§EÈÇÆ `    /* Copyright (C) 1996-2021 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

/* Declaration of types and functions for "shadow" storage of hashed
   passphrases.  The shadow database is like the user database, but is
   only accessible with special privileges, so that malicious users
   cannot retrieve everyone else's hashed passphrase to brute-force at
   their convenience.  */

#ifndef _SHADOW_H
#define _SHADOW_H	1

#include <features.h>

#include <paths.h>

#define __need_size_t
#include <stddef.h>

#include <bits/types/FILE.h>

/* Paths to the user database files.  */
#define	SHADOW _PATH_SHADOW


__BEGIN_DECLS

/* A record in the shadow database.  */
struct spwd
  {
    char *sp_namp;		/* Login name.  */
    char *sp_pwdp;		/* Hashed passphrase.  */
    long int sp_lstchg;		/* Date of last change.  */
    long int sp_min;		/* Minimum number of days between changes.  */
    long int sp_max;		/* Maximum number of days between changes.  */
    long int sp_warn;		/* Number of days to warn user to change
				   the password.  */
    long int sp_inact;		/* Number of days the account may be
				   inactive.  */
    long int sp_expire;		/* Number of days since 1970-01-01 until
				   account expires.  */
    unsigned long int sp_flag;	/* Reserved.  */
  };


/* Open database for reading.

   This function is not part of POSIX and therefore no official
   cancellation point.  But due to similarity with an POSIX interface
   or due to the implementation it is a cancellation point and
   therefore not marked with __THROW.  *