-/* Copyright (c) 1997 Free Software Foundation, Inc.
+/* Copyright (c) 1997-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
- Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
+ Contributed by Thorsten Kukuk <kukuk@suse.de>, 1997.
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.
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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.
+ Lesser 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. */
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <rpcsvc/nis.h>
-#include <rpcsvc/nislib.h>
+#include <shlib-compat.h>
+#include "nis_xdr.h"
+
+typedef bool_t (*iofct_t) (XDR *, void *);
+typedef void (*freefct_t) (void *);
-directory_obj *
-readColdStartFile (void)
-{
- XDR xdrs;
- FILE *in;
- directory_obj obj;
- in = fopen ("/var/nis/NIS_COLD_START", "rb");
+static void *
+read_nis_obj (const char *name, iofct_t readfct, freefct_t freefct,
+ size_t objsize)
+{
+ FILE *in = fopen (name, "rce");
if (in == NULL)
+ return NULL;
+
+ void *obj = calloc (1, objsize);
+
+ if (obj != NULL)
{
- fputs (_("Error: Could not open /var/nis/NIS_COLD_START!\n"), stdout);
- return NULL;
- }
- memset (&obj, '\0', sizeof (obj));
- xdrstdio_create (&xdrs, in, XDR_DECODE);
- if (!xdr_directory_obj (&xdrs, &obj))
- {
- fputs (("Error while reading /var/nis/NIS_COLD_START!\n"), stdout);
- return NULL;
+ XDR xdrs;
+ xdrstdio_create (&xdrs, in, XDR_DECODE);
+ bool_t status = readfct (&xdrs, obj);
+ xdr_destroy (&xdrs);
+
+ if (!status)
+ {
+ freefct (obj);
+ obj = NULL;
+ }
}
- return nis_clone_directory (&obj, NULL);
+ fclose (in);
+
+ return obj;
}
-bool_t
-writeColdStartFile (const directory_obj *obj)
+static bool_t
+write_nis_obj (const char *name, const void *obj, iofct_t writefct)
{
- XDR xdrs;
- FILE *out;
-
- out = fopen ("/var/nis/NIS_COLD_START", "wb");
+ FILE *out = fopen (name, "wce");
if (out == NULL)
return FALSE;
+ XDR xdrs;
xdrstdio_create (&xdrs, out, XDR_ENCODE);
- /* XXX The following cast is bad! Shouldn't the XDR functions take
- pointers to const objects? */
- if (!xdr_directory_obj (&xdrs, (directory_obj *) obj))
- {
- fputs (_("Error while reading /var/nis/NIS_COLD_START!\n"), stdout);
- return FALSE;
- }
+ bool_t status = writefct (&xdrs, (void *) obj);
+ xdr_destroy (&xdrs);
+ fclose (out);
- return TRUE;
+ return status;
}
-nis_object *
-nis_read_obj (const char *name)
-{
- XDR xdrs;
- FILE *in;
- nis_object obj;
-
- in = fopen (name, "rb");
- if (in == NULL)
- return NULL;
- memset (&obj, '\0', sizeof (obj));
- xdrstdio_create (&xdrs, in, XDR_DECODE);
- if (!xdr_nis_object (&xdrs, &obj))
- return NULL;
+static const char cold_start_file[] = "/var/nis/NIS_COLD_START";
- return nis_clone_object (&obj, NULL);
+directory_obj *
+readColdStartFile (void)
+{
+ return read_nis_obj (cold_start_file, (iofct_t) _xdr_directory_obj,
+ (freefct_t) nis_free_directory, sizeof (directory_obj));
}
+libnsl_hidden_nolink_def (readColdStartFile, GLIBC_2_1)
bool_t
-nis_write_obj (const char *name, const nis_object *obj)
+writeColdStartFile (const directory_obj *obj)
{
- XDR xdrs;
- FILE *out;
-
- out = fopen (name, "wb");
- if (out == NULL)
- return FALSE;
+ return write_nis_obj (cold_start_file, obj, (iofct_t) _xdr_directory_obj);
+}
+libnsl_hidden_nolink_def (writeColdStartFile, GLIBC_2_1)
- xdrstdio_create (&xdrs, out, XDR_ENCODE);
- /* XXX The following cast is bad! Shouldn't the XDR functions take
- pointers to const objects? */
- if (!xdr_nis_object (&xdrs, (nis_object *) obj))
- return FALSE;
+nis_object *
+nis_read_obj (const char *name)
+{
+ return read_nis_obj (name, (iofct_t) _xdr_nis_object,
+ (freefct_t) nis_free_object, sizeof (nis_object));
+}
+libnsl_hidden_nolink_def (nis_read_obj, GLIBC_2_1)
- return TRUE;
+bool_t
+nis_write_obj (const char *name, const nis_object *obj)
+{
+ return write_nis_obj (name, obj, (iofct_t) _xdr_nis_object);
}
+libnsl_hidden_nolink_def (nis_write_obj, GLIBC_2_1)