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/*
* NetLabel Domain Hash Table
*
* This file manages the domain hash table that NetLabel uses to determine
* which network labeling protocol to use for a given domain. The NetLabel
* system manages static and dynamic label mappings for network protocols such
* as CIPSO and RIPSO.
*
* Author: Paul Moore <paul.moore@hp.com>
*
*/
/*
* (c) Copyright Hewlett-Packard Development Company, L.P., 2006
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _NETLABEL_DOMAINHASH_H
#define _NETLABEL_DOMAINHASH_H
#include <linux/types.h>
#include <linux/rcupdate.h>
#include <linux/list.h>
/* Domain hash table size */
/* XXX - currently this number is an uneducated guess */
#define NETLBL_DOMHSH_BITSIZE 7
/* Domain mapping definition struct */
struct netlbl_dom_map {
char *domain;
u32 type;
union {
struct cipso_v4_doi *cipsov4;
} type_def;
u32 valid;
struct list_head list;
struct rcu_head rcu;
};
/* init function */
int netlbl_domhsh_init(u32 size);
/* Manipulate the domain hash table */
int netlbl_domhsh_add(struct netlbl_dom_map *entry);
int netlbl_domhsh_add_default(struct netlbl_dom_map *entry);
int netlbl_domhsh_remove_default(void);
struct netlbl_dom_map *netlbl_domhsh_getentry(const char *domain);
struct sk_buff *netlbl_domhsh_dump(size_t headroom);
struct sk_buff *netlbl_domhsh_dump_default(size_t headroom);
#endif
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