summaryrefslogtreecommitdiff
path: root/nis/nis_names.c
diff options
context:
space:
mode:
Diffstat (limited to 'nis/nis_names.c')
-rw-r--r--nis/nis_names.c238
1 files changed, 238 insertions, 0 deletions
diff --git a/nis/nis_names.c b/nis/nis_names.c
new file mode 100644
index 0000000000..92f8040b3d
--- /dev/null
+++ b/nis/nis_names.c
@@ -0,0 +1,238 @@
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Thorsten Kukuk <kukuk@uni-paderborn.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.
+
+ 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 <string.h>
+#include <rpc/rpc.h>
+#include <rpcsvc/nis.h>
+#include <rpcsvc/nislib.h>
+
+#include "nis_intern.h"
+
+nis_result *
+nis_lookup (const nis_name name, const u_long flags)
+{
+ nis_result *res;
+ struct ns_request req;
+ nis_name *names;
+ nis_error status;
+ int is_link = 1; /* We should go at least once in the while loop */
+ int count_links = 0; /* We will follow only 16 links in the deep */
+ int i;
+
+ res = calloc (1, sizeof (nis_result));
+
+ if (flags & EXPAND_NAME)
+ {
+ names = __nis_expandname (name);
+ if (names == NULL)
+ {
+ res->status = NIS_NAMEUNREACHABLE;
+ return res;
+ }
+
+ i = 0;
+ while (names[i] != NULL && (i == 0 || res->status > 1))
+ {
+ req.ns_name = names[i];
+
+ while (is_link)
+ {
+ req.ns_object.ns_object_len = 0;
+ req.ns_object.ns_object_val = NULL;
+ memset (res, '\0', sizeof (nis_result));
+
+ if ((status = __do_niscall (NULL, 0, NIS_LOOKUP,
+ (xdrproc_t) xdr_ns_request,
+ (caddr_t) & req,
+ (xdrproc_t) xdr_nis_result,
+ (caddr_t) res, flags)) != RPC_SUCCESS)
+ {
+ res->status = status;
+ nis_freenames (names);
+ return res;
+ }
+
+ if ((res->status == NIS_SUCCESS || res->status == NIS_S_SUCCESS)
+ && (res->objects.objects_len > 0 &&
+ res->objects.objects_val->zo_data.zo_type == LINK_OBJ))
+ is_link = 1;
+ else
+ is_link = 0;
+
+ if (is_link)
+ {
+ if ((flags & FOLLOW_LINKS) == FOLLOW_LINKS)
+ {
+ if (count_links == 16)
+ {
+ res->status = NIS_LINKNAMEERROR;
+ return res;
+ }
+ else
+ ++count_links;
+
+ req.ns_name = res->objects.objects_val->LI_data.li_name;
+ }
+ else
+ {
+ res->status = NIS_NOTSEARCHABLE;
+ return res;
+ }
+ }
+ }
+
+ ++i;
+ if (res->status == NIS_NOT_ME)
+ res->status = NIS_NOSUCHNAME;
+ }
+
+ nis_freenames (names);
+ }
+ else
+ {
+ req.ns_name = name;
+
+ while (is_link)
+ {
+ req.ns_object.ns_object_len = 0;
+ req.ns_object.ns_object_val = NULL;
+ memset (res, '\0', sizeof (nis_result));
+
+ if ((status = __do_niscall (NULL, 0, NIS_LOOKUP,
+ (xdrproc_t) xdr_ns_request,
+ (caddr_t) & req,
+ (xdrproc_t) xdr_nis_result,
+ (caddr_t) res, flags)) != RPC_SUCCESS)
+ {
+ res->status = status;
+ return res;
+ }
+
+ if ((res->status == NIS_SUCCESS || res->status == NIS_S_SUCCESS) &&
+ (res->objects.objects_len > 0 &&
+ res->objects.objects_val->zo_data.zo_type == LINK_OBJ))
+ is_link = 1;
+ else
+ is_link = 0;
+
+ if (is_link)
+ {
+ if ((flags & FOLLOW_LINKS) == FOLLOW_LINKS)
+ {
+ if (count_links == 16)
+ {
+ res->status = NIS_LINKNAMEERROR;
+ return res;
+ }
+ else
+ ++count_links;
+
+ req.ns_name = res->objects.objects_val->LI_data.li_name;
+ }
+ else
+ {
+ res->status = NIS_NOTSEARCHABLE;
+ return res;
+ }
+ }
+ }
+ }
+
+ return res;
+}
+
+nis_result *
+nis_add (const nis_name name, const nis_object *obj)
+{
+ nis_result *res;
+ nis_error status;
+ struct ns_request req;
+
+ res = calloc (1, sizeof (nis_result));
+
+ req.ns_name = name;
+
+ req.ns_object.ns_object_len = 1;
+ req.ns_object.ns_object_val = nis_clone_object (obj, NULL);
+
+ if ((status = __do_niscall (NULL, 0, NIS_ADD, (xdrproc_t) xdr_ns_request,
+ (caddr_t) & req, (xdrproc_t) xdr_nis_result,
+ (caddr_t) res, 0)) != RPC_SUCCESS)
+ res->status = status;
+
+ nis_destroy_object (req.ns_object.ns_object_val);
+
+ return res;
+}
+
+nis_result *
+nis_remove (const nis_name name, const nis_object *obj)
+{
+ nis_result *res;
+ nis_error status;
+ struct ns_request req;
+
+ res = calloc (1, sizeof (nis_result));
+
+ req.ns_name = name;
+
+ if (obj != NULL)
+ {
+ req.ns_object.ns_object_len = 1;
+ req.ns_object.ns_object_val = nis_clone_object (obj, NULL);
+ }
+ else
+ {
+ req.ns_object.ns_object_len = 0;
+ req.ns_object.ns_object_val = NULL;
+ }
+
+ if ((status = __do_niscall (NULL, 0, NIS_REMOVE, (xdrproc_t) xdr_ns_request,
+ (caddr_t) & req, (xdrproc_t) xdr_nis_result,
+ (caddr_t) res, 0)) != RPC_SUCCESS)
+ res->status = status;
+
+ nis_destroy_object (req.ns_object.ns_object_val);
+
+ return res;
+}
+
+nis_result *
+nis_modify (const nis_name name, const nis_object *obj)
+{
+ nis_result *res;
+ nis_error status;
+ struct ns_request req;
+
+ res = calloc (1, sizeof (nis_result));
+
+ req.ns_name = name;
+
+ req.ns_object.ns_object_len = 1;
+ req.ns_object.ns_object_val = nis_clone_object (obj, NULL);
+
+ if ((status = __do_niscall (NULL, 0, NIS_REMOVE, (xdrproc_t) xdr_ns_request,
+ (caddr_t) & req, (xdrproc_t) xdr_nis_result,
+ (caddr_t) res, 0)) != RPC_SUCCESS)
+ res->status = status;
+
+ nis_destroy_object (req.ns_object.ns_object_val);
+
+ return res;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-04-26 19:29:10 +0000