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161 lines
3.4 KiB
C
161 lines
3.4 KiB
C
/*
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* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
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* Copyright (c) 1996,1999 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static const char rcsid[] = "$Id: getnetgrent.c,v 1.3.18.2 2008/02/27 00:08:30 marka Exp $";
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#endif /* LIBC_SCCS and not lint */
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/* Imports */
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#include "port_before.h"
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#if !defined(__BIND_NOSTATIC)
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <arpa/nameser.h>
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#include <errno.h>
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#include <resolv.h>
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#include <stdio.h>
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#include <irs.h>
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#include "port_after.h"
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#include "irs_data.h"
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/* Forward */
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static struct net_data *init(void);
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/* Public */
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#ifndef SETNETGRENT_ARGS
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#define SETNETGRENT_ARGS const char *netgroup
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#endif
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void
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setnetgrent(SETNETGRENT_ARGS) {
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struct net_data *net_data = init();
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setnetgrent_p(netgroup, net_data);
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}
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void
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endnetgrent(void) {
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struct net_data *net_data = init();
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endnetgrent_p(net_data);
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}
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#ifndef INNETGR_ARGS
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#define INNETGR_ARGS const char *netgroup, const char *host, \
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const char *user, const char *domain
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#endif
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int
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innetgr(INNETGR_ARGS) {
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struct net_data *net_data = init();
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return (innetgr_p(netgroup, host, user, domain, net_data));
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}
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int
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getnetgrent(NGR_R_CONST char **host, NGR_R_CONST char **user,
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NGR_R_CONST char **domain)
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{
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struct net_data *net_data = init();
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const char *ch, *cu, *cd;
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int ret;
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ret = getnetgrent_p(&ch, &cu, &cd, net_data);
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if (ret != 1)
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return (ret);
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DE_CONST(ch, *host);
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DE_CONST(cu, *user);
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DE_CONST(cd, *domain);
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return (ret);
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}
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/* Shared private. */
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void
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setnetgrent_p(const char *netgroup, struct net_data *net_data) {
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struct irs_ng *ng;
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if ((net_data != NULL) && ((ng = net_data->ng) != NULL))
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(*ng->rewind)(ng, netgroup);
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}
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void
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endnetgrent_p(struct net_data *net_data) {
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struct irs_ng *ng;
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if (!net_data)
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return;
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if ((ng = net_data->ng) != NULL)
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(*ng->close)(ng);
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net_data->ng = NULL;
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}
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int
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innetgr_p(const char *netgroup, const char *host,
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const char *user, const char *domain,
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struct net_data *net_data) {
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struct irs_ng *ng;
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if (!net_data || !(ng = net_data->ng))
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return (0);
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return ((*ng->test)(ng, netgroup, host, user, domain));
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}
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int
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getnetgrent_p(const char **host, const char **user, const char **domain,
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struct net_data *net_data ) {
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struct irs_ng *ng;
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if (!net_data || !(ng = net_data->ng))
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return (0);
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return ((*ng->next)(ng, host, user, domain));
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}
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/* Private */
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static struct net_data *
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init(void) {
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struct net_data *net_data;
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if (!(net_data = net_data_init(NULL)))
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goto error;
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if (!net_data->ng) {
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net_data->ng = (*net_data->irs->ng_map)(net_data->irs);
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if (!net_data->ng) {
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error:
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errno = EIO;
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return (NULL);
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}
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}
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return (net_data);
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}
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#endif /*__BIND_NOSTATIC*/
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/*! \file */
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