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-rw-r--r--lib/bind/irs/getnetgrent.c158
1 files changed, 158 insertions, 0 deletions
diff --git a/lib/bind/irs/getnetgrent.c b/lib/bind/irs/getnetgrent.c
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+++ b/lib/bind/irs/getnetgrent.c
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+/*
+ * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
+ * Copyright (c) 1996,1999 by Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and 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 1.3.18.1 2005/04/27 05:00:58 sra 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(char **host, char **user, 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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