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/*
* Copyright (C) 2004, 2005, 2008 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 1996-1999, 2001, 2003 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
#if defined(LIBC_SCCS) && !defined(lint)
static const char rcsid[] = "$Id: getnetgrent.c,v 1.6 2008/11/14 02:36:51 marka Exp $";
#endif /* LIBC_SCCS and not lint */
/* Imports */
#include "port_before.h"
#if !defined(__BIND_NOSTATIC)
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/nameser.h>
#include <errno.h>
#include <resolv.h>
#include <stdio.h>
#include <irs.h>
#include "port_after.h"
#include "irs_data.h"
/* Forward */
static struct net_data *init(void);
/* Public */
#ifndef SETNETGRENT_ARGS
#define SETNETGRENT_ARGS const char *netgroup
#endif
void
setnetgrent(SETNETGRENT_ARGS) {
struct net_data *net_data = init();
setnetgrent_p(netgroup, net_data);
}
void
endnetgrent(void) {
struct net_data *net_data = init();
endnetgrent_p(net_data);
}
#ifndef INNETGR_ARGS
#define INNETGR_ARGS const char *netgroup, const char *host, \
const char *user, const char *domain
#endif
int
innetgr(INNETGR_ARGS) {
struct net_data *net_data = init();
return (innetgr_p(netgroup, host, user, domain, net_data));
}
int
getnetgrent(NGR_R_CONST char **host, NGR_R_CONST char **user,
NGR_R_CONST char **domain)
{
struct net_data *net_data = init();
const char *ch, *cu, *cd;
int ret;
ret = getnetgrent_p(&ch, &cu, &cd, net_data);
if (ret != 1)
return (ret);
DE_CONST(ch, *host);
DE_CONST(cu, *user);
DE_CONST(cd, *domain);
return (ret);
}
/* Shared private. */
void
setnetgrent_p(const char *netgroup, struct net_data *net_data) {
struct irs_ng *ng;
if ((net_data != NULL) && ((ng = net_data->ng) != NULL))
(*ng->rewind)(ng, netgroup);
}
void
endnetgrent_p(struct net_data *net_data) {
struct irs_ng *ng;
if (!net_data)
return;
if ((ng = net_data->ng) != NULL)
(*ng->close)(ng);
net_data->ng = NULL;
}
int
innetgr_p(const char *netgroup, const char *host,
const char *user, const char *domain,
struct net_data *net_data) {
struct irs_ng *ng;
if (!net_data || !(ng = net_data->ng))
return (0);
return ((*ng->test)(ng, netgroup, host, user, domain));
}
int
getnetgrent_p(const char **host, const char **user, const char **domain,
struct net_data *net_data ) {
struct irs_ng *ng;
if (!net_data || !(ng = net_data->ng))
return (0);
return ((*ng->next)(ng, host, user, domain));
}
/* Private */
static struct net_data *
init(void) {
struct net_data *net_data;
if (!(net_data = net_data_init(NULL)))
goto error;
if (!net_data->ng) {
net_data->ng = (*net_data->irs->ng_map)(net_data->irs);
if (!net_data->ng) {
error:
errno = EIO;
return (NULL);
}
}
return (net_data);
}
#endif /*__BIND_NOSTATIC*/
/*! \file */
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