groupaccess.c revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* Copyright (c) 2001 Kevin Steves. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "includes.h"
RCSID("$OpenBSD: groupaccess.c,v 1.5 2002/03/04 17:27:39 stevesk Exp $");
#pragma ident "%Z%%M% %I% %E% SMI"
#include "groupaccess.h"
#include "xmalloc.h"
#include "match.h"
#include "log.h"
static int ngroups;
/*
* Initialize group access list for user with primary (base) and
* supplementary groups. Return the number of groups in the list.
*/
int
{
int i, j;
if (ngroups > 0)
ga_free();
log("getgrouplist: groups list too small");
for (i = 0, j = 0; i < ngroups; i++)
return (ngroups = j);
}
/*
* Return 1 if one of user's groups is contained in groups.
* Return 0 otherwise. Use match_pattern() for string comparison.
*/
int
{
int i, j;
for (i = 0; i < ngroups; i++)
for (j = 0; j < n; j++)
return 1;
return 0;
}
/*
* Free memory allocated for group access list.
*/
void
ga_free(void)
{
int i;
if (ngroups > 0) {
for (i = 0; i < ngroups; i++)
xfree(groups_byname[i]);
ngroups = 0;
}
}