Contributors: 8
Author Tokens Token Proportion Commits Commit Proportion
Huw Davies 122 73.05% 5 26.32%
Paul Moore 31 18.56% 7 36.84%
Linus Torvalds (pre-git) 3 1.80% 2 10.53%
Shaun Pereira 3 1.80% 1 5.26%
Thomas Gleixner 3 1.80% 1 5.26%
Elena Reshetova 2 1.20% 1 5.26%
Ben Hutchings 2 1.20% 1 5.26%
Al Viro 1 0.60% 1 5.26%
Total 167 19 


/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * CALIPSO - Common Architecture Label IPv6 Security Option
 *
 * This is an implementation of the CALIPSO protocol as specified in
 * RFC 5570.
 *
 * Authors: Paul Moore <paul@paul-moore.com>
 *          Huw Davies <huw@codeweavers.com>
 */

/*
 * (c) Copyright Hewlett-Packard Development Company, L.P., 2006
 * (c) Copyright Huw Davies <huw@codeweavers.com>, 2015
 */

#ifndef _CALIPSO_H
#define _CALIPSO_H

#include <linux/types.h>
#include <linux/rcupdate.h>
#include <linux/list.h>
#include <linux/net.h>
#include <linux/skbuff.h>
#include <net/netlabel.h>
#include <net/request_sock.h>
#include <linux/refcount.h>
#include <linux/unaligned.h>

/* known doi values */
#define CALIPSO_DOI_UNKNOWN          0x00000000

/* doi mapping types */
#define CALIPSO_MAP_UNKNOWN          0
#define CALIPSO_MAP_PASS             2

/*
 * CALIPSO DOI definitions
 */

/* DOI definition struct */
struct calipso_doi {
	u32 doi;
	u32 type;

	refcount_t refcount;
	struct list_head list;
	struct rcu_head rcu;
};

/*
 * Sysctl Variables
 */
extern int calipso_cache_enabled;
extern int calipso_cache_bucketsize;

#ifdef CONFIG_NETLABEL
int __init calipso_init(void);
void calipso_exit(void);
bool calipso_validate(const struct sk_buff *skb, const unsigned char *option);
#else
static inline int __init calipso_init(void)
{
	return 0;
}

static inline void calipso_exit(void)
{
}
static inline bool calipso_validate(const struct sk_buff *skb,
				    const unsigned char *option)
{
	return true;
}
#endif /* CONFIG_NETLABEL */

#endif /* _CALIPSO_H */