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authorUlrich Drepper <drepper@redhat.com>1996-10-02 01:40:17 +0000
committerUlrich Drepper <drepper@redhat.com>1996-10-02 01:40:17 +0000
commita68b0d31a37a86785b3dbeeee3fad96ee71fadcd (patch)
tree61537b1f028002a9e6e0f5354fced6128bda8b9c /nss/nss_db
parent2d07133b507b13d4a5ed6dc250f4345c8a26942a (diff)
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update from main archive 961001
Diffstat (limited to 'nss/nss_db')
-rw-r--r--nss/nss_db/db-XXX.c10
-rw-r--r--nss/nss_db/db-netgrp.c108
2 files changed, 113 insertions, 5 deletions
diff --git a/nss/nss_db/db-XXX.c b/nss/nss_db/db-XXX.c
index e2bab51f5d..0c41761d67 100644
--- a/nss/nss_db/db-XXX.c
+++ b/nss/nss_db/db-XXX.c
@@ -56,10 +56,10 @@ static int keep_db;
static unsigned int entidx; /* Index for `getENTNAME'. */
/* Open database file if not already opened. */
-static int
+static enum nss_status
internal_setent (int stayopen)
{
- int status = NSS_STATUS_SUCCESS;
+ enum nss_status status = NSS_STATUS_SUCCESS;
if (db == NULL)
{
@@ -78,10 +78,10 @@ internal_setent (int stayopen)
/* Thread-safe, exported version of that. */
-int
+enum nss_status
CONCAT(_nss_db_set,ENTNAME) (int stayopen)
{
- int status;
+ enum nss_status status;
__libc_lock_lock (lock);
@@ -109,7 +109,7 @@ internal_endent (void)
/* Thread-safe, exported version of that. */
-int
+enum nss_status
CONCAT(_nss_db_end,ENTNAME) (void)
{
__libc_lock_lock (lock);
diff --git a/nss/nss_db/db-netgrp.c b/nss/nss_db/db-netgrp.c
new file mode 100644
index 0000000000..441a0bdf55
--- /dev/null
+++ b/nss/nss_db/db-netgrp.c
@@ -0,0 +1,108 @@
+/* Netgroup file parser in nss_db modules.
+Copyright (C) 1996 Free Software Foundation, Inc.
+This file is part of the GNU C Library.
+Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
+
+The GNU C Library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Library General Public License as
+published by the Free Software Foundation; either version 2 of the
+License, or (at your option) any later version.
+
+The GNU C Library 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 GNU
+Library General Public License for more details.
+
+You should have received a copy of the GNU Library General Public
+License along with the GNU C Library; see the file COPYING.LIB. If
+not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+#include <db.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <libc-lock.h>
+#include <paths.h>
+#include "nsswitch.h"
+#include "netgroup.h"
+
+
+#define DBFILE _PATH_VARDB "netgroup.db"
+
+
+/* Locks the static variables in this file. */
+__libc_lock_define_initialized (static, lock)
+
+/* Maintenance of the shared handle open on the database. */
+static DB *db;
+static char *entry;
+static char *cursor;
+
+enum nss_status
+_nss_db_setnetgrent (const char *group)
+{
+ enum nss_status status = NSS_STATUS_SUCCESS;
+
+ __libc_lock_lock (lock);
+
+ /* Make sure the data base file is open. */
+ if (db == NULL)
+ {
+ db = dbopen (DBFILE, O_RDONLY, 0, DB_BTREE, NULL);
+
+ if (db == NULL)
+ status = errno = EAGAIN ? NSS_STATUS_TRYAGAIN : NSS_STATUS_UNAVAIL;
+ }
+
+ if (status == NSS_STATUS_SUCCESS)
+ {
+ DBT key = { data: (void *) group, size: strlen (group) };
+ DBT value;
+
+ if ((*db->get) (db, &key, &value, 0) != 0)
+ status = NSS_STATUS_NOTFOUND;
+ else
+ cursor = entry = value.data;
+ }
+
+ __libc_lock_unlock (lock);
+
+ return status;
+
+}
+
+
+enum nss_status
+_nss_db_endnetgrent (void)
+{
+ __libc_lock_lock (lock);
+
+ if (db != NULL)
+ {
+ (*db->close) (db);
+ db = NULL;
+ }
+
+ __libc_lock_unlock (lock);
+
+ return NSS_STATUS_SUCCESS;
+}
+
+
+extern enum nss_status _nss_netgroup_parseline (char **cursor,
+ struct __netgrent *result,
+ char *buffer, int buflen);
+
+enum nss_status
+_nss_db_getnetgrent_r (struct __netgrent *result, char *buffer, int buflen)
+{
+ int status;
+
+ __libc_lock_lock (lock);
+
+ status = _nss_netgroup_parseline (&cursor, result, buffer, buflen);
+
+ __libc_lock_unlock (lock);
+
+ return status;
+}