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/*
* Copyright (c) 1999 The University of Utah and the Flux Group.
* All rights reserved.
*
* Contributed by the Computer Security Research division,
* INFOSEC Research and Technology Office, NSA.
*
* This file is part of the Flux OSKit. The OSKit is free software, also known
* as "open source;" you can redistribute it and/or modify it under the terms
* of the GNU General Public License (GPL), version 2, as published by the Free
* Software Foundation (FSF). To explore alternate licensing terms, contact
* the University of Utah at csl-dist@cs.utah.edu or +1-801-585-3271.
*
* The OSKit 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 GPL for more details. You should have
* received a copy of the GPL along with the OSKit; see the file COPYING. If
* not, write to the FSF, 59 Temple Place #330, Boston, MA 02111-1307, USA.
*/
/* FLASK */
#include "exttrtab.h"
#define EXTTRTAB_SIZE 23
static unsigned int
exttrhash(hashtab_key_t key)
{
exttr_key_t *keyp;
keyp = (exttr_key_t *) key;
return (keyp->source_sid + (keyp->target_sid << 4) + (keyp->object_class << 8)) % EXTTRTAB_SIZE;
}
static int
exttrcmp(hashtab_key_t key1, hashtab_key_t key2)
{
exttr_key_t *keyp1, *keyp2;
keyp1 = (exttr_key_t *) key1;
keyp2 = (exttr_key_t *) key2;
return !((keyp1->source_sid == keyp2->source_sid) &&
(keyp1->target_sid == keyp2->target_sid) &&
(keyp1->object_class == keyp2->object_class));
}
int
exttrtab_init(exttrtab_t * t)
{
t->table = hashtab_create(exttrhash, exttrcmp, EXTTRTAB_SIZE);
if (!t->table)
return -1;
return 0;
}
/* FLASK */
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