-/* Copyright (c) 1997, 1998 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 <assert.h>
#include <string.h>
#include <rpcsvc/nis.h>
+#include <libc-diag.h>
+#include <shlib-compat.h>
#include "nis_xdr.h"
#include "nis_intern.h"
+#include "libnsl.h"
-static void
-splitname (const_nis_name name, nis_name *ibr_name, int *srch_len,
- nis_attr **srch_val)
+
+struct ib_request *
+__create_ib_request (const_nis_name name, unsigned int flags)
{
- char *cptr, *key, *val, *next;
- int size;
+ struct ib_request *ibreq = calloc (1, sizeof (struct ib_request));
+ nis_attr *search_val = NULL;
+ size_t search_len = 0;
+ size_t size = 0;
- if (name == NULL)
- return;
+ if (ibreq == NULL)
+ return NULL;
+
+ ibreq->ibr_flags = flags;
- cptr = strdup (name);
- if (srch_len)
- *srch_len = 0;
- if (srch_val)
- *srch_val = NULL;
- size = 0;
+ char *cptr = strdupa (name);
/* Not of "[key=value,key=value,...],foo.." format? */
if (cptr[0] != '[')
{
- *ibr_name = cptr;
- return;
- }
-
- *ibr_name = strchr (cptr, ']');
- if (*ibr_name == NULL || (*ibr_name)[1] != ',')
- {
- free (cptr);
- *ibr_name = NULL;
- return;
+ ibreq->ibr_name = strdup (cptr);
+ if (ibreq->ibr_name == NULL)
+ {
+ free (ibreq);
+ return NULL;
+ }
+ return ibreq;
}
- *ibr_name[0] = '\0';
- *ibr_name += 2;
- *ibr_name = strdup (*ibr_name);
-
- if (srch_len == NULL || srch_val == NULL)
+ /* "[key=value,...],foo" format */
+ ibreq->ibr_name = strchr (cptr, ']');
+ if (ibreq->ibr_name == NULL || ibreq->ibr_name[1] != ',')
{
- free (cptr);
- return;
+ /* The object has not really been built yet so we use free. */
+ free (ibreq);
+ return NULL;
}
- key = (cptr) + 1;
- do
+ /* Check if we have an entry of "[key=value,],bar". If, remove the "," */
+ if (ibreq->ibr_name[-1] == ',')
+ ibreq->ibr_name[-1] = '\0';
+ else
+ ibreq->ibr_name[0] = '\0';
+ ibreq->ibr_name += 2;
+ ibreq->ibr_name = strdup (ibreq->ibr_name);
+ if (ibreq->ibr_name == NULL)
{
- next = strchr (key, ',');
- if (next)
+ free_null:
+ while (search_len-- > 0)
{
- next[0] = '\0';
- ++next;
+ free (search_val[search_len].zattr_ndx);
+ free (search_val[search_len].zattr_val.zattr_val_val);
}
+ free (search_val);
+ nis_free_request (ibreq);
+ return NULL;
+ }
- val = strchr (key, '=');
- if (!val)
- {
- free (cptr);
- *srch_val = malloc (sizeof (nis_attr));
- if (*srch_val == NULL)
- {
- free (cptr);
- free (*ibr_name);
- *ibr_name = NULL;
- return;
- }
- (*srch_val)[0].zattr_val.zattr_val_len = 0;
- (*srch_val)[0].zattr_val.zattr_val_val = NULL;
- return;
- }
+ ++cptr; /* Remove "[" */
- val[0] = '\0';
- ++val;
+ while (cptr != NULL && cptr[0] != '\0')
+ {
+ char *key = cptr;
+ char *val = strchr (cptr, '=');
- if ((*srch_len) + 1 >= size)
- {
- size += 10;
- if (size == 10)
- *srch_val = malloc (size * sizeof (char *));
- else
- *srch_val = realloc (val, size * sizeof (char *));
- if (*srch_val == NULL)
- {
- free (cptr);
- free (*ibr_name);
- *ibr_name = NULL;
- return;
- }
- }
+ cptr = strchr (key, ',');
+ if (cptr != NULL)
+ *cptr++ = '\0';
- (*srch_val)[*srch_len].zattr_ndx = strdup (key);
- if (((*srch_val)[*srch_len].zattr_ndx) == NULL)
+ if (__glibc_unlikely (val == NULL))
{
- free (cptr);
- free (*ibr_name);
- *ibr_name = NULL;
- return;
+ nis_free_request (ibreq);
+ return NULL;
}
- (*srch_val)[*srch_len].zattr_val.zattr_val_len = strlen (val) + 1;
- (*srch_val)[*srch_len].zattr_val.zattr_val_val = strdup (val);
- if ((*srch_val)[*srch_len].zattr_val.zattr_val_val == NULL)
+ *val++ = '\0';
+ if (search_len + 1 >= size)
{
- free (cptr);
- free (*ibr_name);
- *ibr_name = NULL;
- return;
+ size += 1;
+ nis_attr *newp = realloc (search_val, size * sizeof (nis_attr));
+ if (newp == NULL)
+ goto free_null;
+ search_val = newp;
}
- ++(*srch_len);
+ search_val[search_len].zattr_ndx = strdup (key);
+ if (search_val[search_len].zattr_ndx == NULL)
+ goto free_null;
- key = next;
+ search_val[search_len].zattr_val.zattr_val_len = strlen (val) + 1;
+ search_val[search_len].zattr_val.zattr_val_val = strdup (val);
+ if (search_val[search_len].zattr_val.zattr_val_val == NULL)
+ {
+ free (search_val[search_len].zattr_ndx);
+ goto free_null;
+ }
+ ++search_len;
}
- while (next);
- free (cptr);
+ ibreq->ibr_srch.ibr_srch_val = search_val;
+ ibreq->ibr_srch.ibr_srch_len = search_len;
+
+ return ibreq;
}
+libnsl_hidden_nolink_def (__create_ib_request, GLIBC_PRIVATE)
-static struct ib_request *
-__create_ib_request (const_nis_name name, struct ib_request *ibreq,
- u_long flags)
+static const struct timeval RPCTIMEOUT = {10, 0};
+
+static char *
+get_tablepath (char *name, dir_binding *bptr)
{
- splitname (name, &ibreq->ibr_name, &ibreq->ibr_srch.ibr_srch_len,
- &ibreq->ibr_srch.ibr_srch_val);
- if (ibreq->ibr_name == NULL)
- return NULL;
+ enum clnt_stat result;
+ nis_result res;
+ struct ns_request req;
- ibreq->ibr_flags = flags;
- ibreq->ibr_obj.ibr_obj_len = 0;
- ibreq->ibr_obj.ibr_obj_val = NULL;
- ibreq->ibr_cbhost.ibr_cbhost_len = 0;
- ibreq->ibr_cbhost.ibr_cbhost_val = NULL;
- ibreq->ibr_bufsize = 0;
- ibreq->ibr_cookie.n_len = 0;
- ibreq->ibr_cookie.n_bytes = NULL;
+ memset (&res, '\0', sizeof (res));
- return ibreq;
+ req.ns_name = name;
+ req.ns_object.ns_object_len = 0;
+ req.ns_object.ns_object_val = NULL;
+
+ result = clnt_call (bptr->clnt, NIS_LOOKUP, (xdrproc_t) _xdr_ns_request,
+ (caddr_t) &req, (xdrproc_t) _xdr_nis_result,
+ (caddr_t) &res, RPCTIMEOUT);
+
+ const char *cptr;
+ if (result == RPC_SUCCESS && NIS_RES_STATUS (&res) == NIS_SUCCESS
+ && __type_of (NIS_RES_OBJECT (&res)) == NIS_TABLE_OBJ)
+ cptr = NIS_RES_OBJECT (&res)->TA_data.ta_path;
+ else
+ cptr = "";
+
+ char *str = strdup (cptr);
+
+ if (result == RPC_SUCCESS)
+ xdr_free ((xdrproc_t) _xdr_nis_result, (char *) &res);
+
+ return str;
}
+
+nis_error
+__follow_path (char **tablepath, char **tableptr, struct ib_request *ibreq,
+ dir_binding *bptr)
+{
+ if (*tablepath == NULL)
+ {
+ *tablepath = get_tablepath (ibreq->ibr_name, bptr);
+ if (*tablepath == NULL)
+ return NIS_NOMEMORY;
+
+ *tableptr = *tablepath;
+ }
+
+ /* Since tableptr is only set here, and it's set when tablepath is NULL,
+ which it is initially defined as, we know it will always be set here. */
+ DIAG_PUSH_NEEDS_COMMENT;
+ DIAG_IGNORE_NEEDS_COMMENT (4.7, "-Wmaybe-uninitialized");
+
+ if (*tableptr == NULL)
+ return NIS_NOTFOUND;
+
+ char *newname = strsep (tableptr, ":");
+ if (newname[0] == '\0')
+ return NIS_NOTFOUND;
+
+ DIAG_POP_NEEDS_COMMENT;
+
+ newname = strdup (newname);
+ if (newname == NULL)
+ return NIS_NOMEMORY;
+
+ free (ibreq->ibr_name);
+ ibreq->ibr_name = newname;
+
+ return NIS_SUCCESS;
+}
+libnsl_hidden_nolink_def (__follow_path, GLIBC_PRIVATE)
+
+
nis_result *
-nis_list (const_nis_name name, u_long flags,
+nis_list (const_nis_name name, unsigned int flags,
int (*callback) (const_nis_name name,
const nis_object *object,
const void *userdata),
const void *userdata)
{
- nis_result *res = NULL;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
+ nis_result *res = malloc (sizeof (nis_result));
+ ib_request *ibreq;
int status;
+ enum clnt_stat clnt_status;
int count_links = 0; /* We will only follow NIS_MAXLINKS links! */
int done = 0;
nis_name *names;
nis_name namebuf[2] = {NULL, NULL};
int name_nr = 0;
nis_cb *cb = NULL;
+ char *tableptr;
+ char *tablepath = NULL;
+ int first_try = 0; /* Do we try the old binding at first ? */
+ nis_result *allres = NULL;
- res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (__create_ib_request (name, ibreq, flags) == NULL)
+ if (name == NULL)
{
- NIS_RES_STATUS (res) = NIS_BADNAME;
+ status = NIS_BADNAME;
+ err_out:
+ nis_freeresult (allres);
+ memset (res, '\0', sizeof (nis_result));
+ NIS_RES_STATUS (res) = status;
return res;
}
- if (flags & EXPAND_NAME)
+ ibreq = __create_ib_request (name, flags);
+ if (ibreq == NULL)
+ {
+ status = NIS_BADNAME;
+ goto err_out;
+ }
+
+ if ((flags & EXPAND_NAME)
+ && ibreq->ibr_name[strlen (ibreq->ibr_name) - 1] != '.')
{
names = nis_getnames (ibreq->ibr_name);
free (ibreq->ibr_name);
ibreq->ibr_name = NULL;
if (names == NULL)
{
- NIS_RES_STATUS (res) = NIS_BADNAME;
- return res;
+ nis_free_request (ibreq);
+ status = NIS_BADNAME;
+ goto err_out;
}
ibreq->ibr_name = strdup (names[name_nr]);
+ if (ibreq->ibr_name == NULL)
+ {
+ nis_freenames (names);
+ nis_free_request (ibreq);
+ status = NIS_NOMEMORY;
+ goto err_out;
+ }
}
else
{
cb = NULL;
- if (flags & FOLLOW_PATH || flags & ALL_RESULTS)
+ while (!done)
{
- nis_result *lres;
- u_long newflags = flags & ~FOLLOW_PATH & ~ALL_RESULTS;
- char table_path[NIS_MAXPATH + 1];
- char *ntable, *p;
- u_long done = 0, failures = 0;
+ dir_binding bptr;
+ directory_obj *dir = NULL;
- while (names[name_nr] != NULL && !done)
- {
- lres = nis_lookup (names[name_nr], newflags);
- if (lres == NULL || NIS_RES_STATUS (lres) != NIS_SUCCESS)
- {
- NIS_RES_STATUS (res) = NIS_RES_STATUS (lres);
- nis_freeresult (lres);
- ++name_nr;
- continue;
- }
+ memset (res, '\0', sizeof (nis_result));
- /* nis_lookup handles FOLLOW_LINKS,
- so we must have a table object. */
- if (__type_of (NIS_RES_OBJECT (lres)) != NIS_TABLE_OBJ)
- {
- nis_freeresult (lres);
- NIS_RES_STATUS (res) = NIS_INVALIDOBJ;
- break;
- }
-
- /* Save the path, discard everything else. */
- snprintf (table_path, NIS_MAXPATH, "%s:%s", names[name_nr],
- NIS_RES_OBJECT (lres)->TA_data.ta_path);
- nis_freeresult (lres);
- free (res);
- res = NULL;
-
- p = table_path;
-
- while (((ntable = strsep (&p, ":")) != NULL) && !done)
- {
- char *c;
-
- if (res != NULL)
- nis_freeresult (res);
-
- /* Do the job recursive here! */
- if ((c = strchr(name, ']')) != NULL)
- {
- /* Have indexed name ! */
- int index_len = c - name + 2;
- char buf[index_len + strlen (ntable) + 1];
-
- c = __stpncpy (buf, name, index_len);
- strcpy (c, ntable);
- res = nis_list (buf, newflags, callback,userdata);
- }
- else
- res = nis_list (ntable, newflags, callback, userdata);
- if (res == NULL)
- return NULL;
- switch (NIS_RES_STATUS (res))
- {
- case NIS_SUCCESS:
- case NIS_CBRESULTS:
- if (!(flags & ALL_RESULTS))
- done = 1;
- break;
- case NIS_PARTIAL: /* The table is correct, we doesn't found
- the entry */
- break;
- default:
- if (flags & ALL_RESULTS)
- ++failures;
- else
- done = 1;
- break;
- }
- }
- if (NIS_RES_STATUS (res) == NIS_SUCCESS && failures)
- NIS_RES_STATUS (res) = NIS_S_SUCCESS;
- if (NIS_RES_STATUS (res) == NIS_NOTFOUND && failures)
- NIS_RES_STATUS (res) = NIS_S_NOTFOUND;
- break;
+ status = __nisfind_server (ibreq->ibr_name,
+ ibreq->ibr_srch.ibr_srch_val != NULL,
+ &dir, &bptr, flags & ~MASTER_ONLY);
+ if (status != NIS_SUCCESS)
+ {
+ NIS_RES_STATUS (res) = status;
+ goto fail3;
}
- }
- else
- {
+
+ while (__nisbind_connect (&bptr) != NIS_SUCCESS)
+ if (__glibc_unlikely (__nisbind_next (&bptr) != NIS_SUCCESS))
+ {
+ NIS_RES_STATUS (res) = NIS_NAMEUNREACHABLE;
+ goto fail;
+ }
+
if (callback != NULL)
{
+ assert (cb == NULL);
cb = __nis_create_callback (callback, userdata, flags);
ibreq->ibr_cbhost.ibr_cbhost_len = 1;
ibreq->ibr_cbhost.ibr_cbhost_val = cb->serv;
- }
+ }
- while (!done)
- {
- memset (res, '\0', sizeof (nis_result));
-
- status = __do_niscall (ibreq->ibr_name, NIS_IBLIST,
- (xdrproc_t) _xdr_ib_request,
- (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, flags, cb);
- if (status != NIS_SUCCESS)
- NIS_RES_STATUS (res) = status;
-
- switch (NIS_RES_STATUS (res))
- {
- case NIS_PARTIAL:
- case NIS_SUCCESS:
- case NIS_S_SUCCESS:
- if (__type_of (NIS_RES_OBJECT (res)) == NIS_LINK_OBJ &&
- flags & FOLLOW_LINKS) /* We are following links. */
- {
- /* If we hit the link limit, bail. */
- if (count_links > NIS_MAXLINKS)
+ again:
+ clnt_status = clnt_call (bptr.clnt, NIS_IBLIST,
+ (xdrproc_t) _xdr_ib_request, (caddr_t) ibreq,
+ (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, RPCTIMEOUT);
+
+ if (__glibc_unlikely (clnt_status != RPC_SUCCESS))
+ NIS_RES_STATUS (res) = NIS_RPCERROR;
+ else
+ switch (NIS_RES_STATUS (res))
+ { /* start switch */
+ case NIS_PARTIAL:
+ case NIS_SUCCESS:
+ case NIS_S_SUCCESS:
+ if (__type_of (NIS_RES_OBJECT (res)) == NIS_LINK_OBJ
+ && (flags & FOLLOW_LINKS)) /* We are following links. */
+ {
+ free (ibreq->ibr_name);
+ ibreq->ibr_name = NULL;
+ /* If we hit the link limit, bail. */
+ if (__glibc_unlikely (count_links > NIS_MAXLINKS))
+ {
+ NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
+ ++done;
+ break;
+ }
+ ++count_links;
+ ibreq->ibr_name =
+ strdup (NIS_RES_OBJECT (res)->LI_data.li_name);
+ if (ibreq->ibr_name == NULL)
+ {
+ NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ fail:
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+ fail3:
+ free (tablepath);
+ if (cb)
+ {
+ __nis_destroy_callback (cb);
+ ibreq->ibr_cbhost.ibr_cbhost_len = 0;
+ ibreq->ibr_cbhost.ibr_cbhost_val = NULL;
+ }
+ if (names != namebuf)
+ nis_freenames (names);
+ nis_free_request (ibreq);
+ nis_freeresult (allres);
+ return res;
+ }
+ if (NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_len)
+ if (ibreq->ibr_srch.ibr_srch_len == 0)
{
- NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
- ++done;
- break;
+ ibreq->ibr_srch.ibr_srch_len =
+ NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_len;
+ ibreq->ibr_srch.ibr_srch_val =
+ NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_val;
}
- if (count_links)
- free (ibreq->ibr_name);
- ++count_links;
- free (ibreq->ibr_name);
- ibreq->ibr_name =
- strdup (NIS_RES_OBJECT (res)->LI_data.li_name);
- if (NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_len)
- if (ibreq->ibr_srch.ibr_srch_len == 0)
+ /* The following is a non-obvious optimization. A
+ nis_freeresult call would call xdr_free as the
+ following code. But it also would unnecessarily
+ free the result structure. We avoid this here
+ along with the necessary tests. */
+ xdr_free ((xdrproc_t) _xdr_nis_result, (char *)res);
+ memset (res, '\0', sizeof (*res));
+ first_try = 1; /* Try at first the old binding */
+ goto again;
+ }
+ else if ((flags & FOLLOW_PATH)
+ && NIS_RES_STATUS (res) == NIS_PARTIAL)
+ {
+ enum nis_error err = __follow_path (&tablepath, &tableptr,
+ ibreq, &bptr);
+ if (err != NIS_SUCCESS)
+ {
+ if (err == NIS_NOMEMORY)
+ NIS_RES_STATUS (res) = err;
+ ++done;
+ }
+ else
+ {
+ /* The following is a non-obvious optimization. A
+ nis_freeresult call would call xdr_free as the
+ following code. But it also would unnecessarily
+ free the result structure. We avoid this here
+ along with the necessary tests. */
+ xdr_free ((xdrproc_t) _xdr_nis_result, (char *) res);
+ memset (res, '\0', sizeof (*res));
+ first_try = 1;
+ goto again;
+ }
+ }
+ else if ((flags & (FOLLOW_PATH | ALL_RESULTS))
+ == (FOLLOW_PATH | ALL_RESULTS))
+ {
+ if (allres == NULL)
+ {
+ allres = res;
+ res = malloc (sizeof (nis_result));
+ if (res == NULL)
{
- ibreq->ibr_srch.ibr_srch_len =
- NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_len;
- ibreq->ibr_srch.ibr_srch_val =
- NIS_RES_OBJECT (res)->LI_data.li_attrs.li_attrs_val;
+ res = allres;
+ allres = NULL;
+ NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ goto fail;
}
- nis_freeresult (res);
- res = calloc (1, sizeof (nis_result));
- }
- else
- ++done;
- break;
- case NIS_CBRESULTS:
- /* Calback is handled in nis_call.c (__do_niscall2),
- but we have to change the error code */
- NIS_RES_STATUS (res) = cb->result;
- ++done;
- break;
- case NIS_UNAVAIL:
- /* NIS+ is not installed, or all servers are down. */
+ NIS_RES_STATUS (res) = NIS_RES_STATUS (allres);
+ }
+ else
+ {
+ nis_object *objects_val
+ = realloc (NIS_RES_OBJECT (allres),
+ (NIS_RES_NUMOBJ (allres)
+ + NIS_RES_NUMOBJ (res))
+ * sizeof (nis_object));
+ if (objects_val == NULL)
+ {
+ NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ goto fail;
+ }
+ NIS_RES_OBJECT (allres) = objects_val;
+ memcpy (NIS_RES_OBJECT (allres) + NIS_RES_NUMOBJ (allres),
+ NIS_RES_OBJECT (res),
+ NIS_RES_NUMOBJ (res) * sizeof (nis_object));
+ NIS_RES_NUMOBJ (allres) += NIS_RES_NUMOBJ (res);
+ NIS_RES_NUMOBJ (res) = 0;
+ free (NIS_RES_OBJECT (res));
+ NIS_RES_OBJECT (res) = NULL;
+ NIS_RES_STATUS (allres) = NIS_RES_STATUS (res);
+ xdr_free ((xdrproc_t) _xdr_nis_result, (char *) res);
+ }
+ enum nis_error err = __follow_path (&tablepath, &tableptr,
+ ibreq, &bptr);
+ if (err != NIS_SUCCESS)
+ {
+ /* Prepare for the nis_freeresult call. */
+ memset (res, '\0', sizeof (*res));
+
+ if (err == NIS_NOMEMORY)
+ NIS_RES_STATUS (allres) = err;
+ ++done;
+ }
+ }
+ else
++done;
- break;
- default:
- /* Try the next domainname if we don't follow a link. */
- if (count_links)
- {
- free (ibreq->ibr_name);
- NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
- ++done;
- break;
- }
- ++name_nr;
- if (names[name_nr] == NULL)
- {
+ break;
+ case NIS_CBRESULTS:
+ if (cb != NULL)
+ {
+ __nis_do_callback (&bptr, &res->cookie, cb);
+ NIS_RES_STATUS (res) = cb->result;
+
+ if (!(flags & ALL_RESULTS))
++done;
- break;
- }
- ibreq->ibr_name = names[name_nr];
- break;
- }
+ else
+ {
+ enum nis_error err
+ = __follow_path (&tablepath, &tableptr, ibreq, &bptr);
+ if (err != NIS_SUCCESS)
+ {
+ if (err == NIS_NOMEMORY)
+ NIS_RES_STATUS (res) = err;
+ ++done;
+ }
+ }
+ }
+ break;
+ case NIS_SYSTEMERROR:
+ case NIS_NOSUCHNAME:
+ case NIS_NOT_ME:
+ /* If we had first tried the old binding, do nothing, but
+ get a new binding */
+ if (!first_try)
+ {
+ if (__nisbind_next (&bptr) != NIS_SUCCESS)
+ {
+ ++done;
+ break; /* No more servers to search */
+ }
+ while (__nisbind_connect (&bptr) != NIS_SUCCESS)
+ {
+ if (__nisbind_next (&bptr) != NIS_SUCCESS)
+ {
+ ++done;
+ break; /* No more servers to search */
+ }
+ }
+ goto again;
+ }
+ break;
+ default:
+ if (!first_try)
+ {
+ /* Try the next domainname if we don't follow a link. */
+ free (ibreq->ibr_name);
+ ibreq->ibr_name = NULL;
+ if (__glibc_unlikely (count_links))
+ {
+ NIS_RES_STATUS (res) = NIS_LINKNAMEERROR;
+ ++done;
+ break;
+ }
+ ++name_nr;
+ if (names[name_nr] == NULL)
+ {
+ ++done;
+ break;
+ }
+ ibreq->ibr_name = strdup (names[name_nr]);
+ if (ibreq->ibr_name == NULL)
+ {
+ NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ goto fail;
+ }
+ first_try = 1; /* Try old binding at first */
+ goto again;
+ }
+ break;
+ }
+ first_try = 0;
+
+ if (cb)
+ {
+ __nis_destroy_callback (cb);
+ ibreq->ibr_cbhost.ibr_cbhost_len = 0;
+ ibreq->ibr_cbhost.ibr_cbhost_val = NULL;
+ cb = NULL;
}
- } /* End of not FOLLOW_PATH. */
+
+ __nisbind_destroy (&bptr);
+ nis_free_directory (dir);
+ }
+
+ free (tablepath);
if (names != namebuf)
nis_freenames (names);
- if (cb)
+ nis_free_request (ibreq);
+
+ if (allres)
{
- __nis_destroy_callback (cb);
- ibreq->ibr_cbhost.ibr_cbhost_len = 0;
- ibreq->ibr_cbhost.ibr_cbhost_val = NULL;
+ nis_freeresult (res);
+ return allres;
}
- nis_free_request (ibreq);
-
return res;
}
+libnsl_hidden_nolink_def (nis_list, GLIBC_2_1)
nis_result *
-nis_add_entry (const_nis_name name, const nis_object *obj2, u_long flags)
+nis_add_entry (const_nis_name name, const nis_object *obj2, unsigned int flags)
{
- nis_object obj;
- nis_result *res;
- nis_error status;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
- char buf1[strlen (name) + 20];
- char buf4[strlen (name) + 20];
-
- res = calloc (1, sizeof (nis_result));
+ nis_result *res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (ibreq == NULL)
+ if (name == NULL)
{
- NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
- if (__create_ib_request (name, ibreq, flags) == NULL)
+ ib_request *ibreq = __create_ib_request (name, flags);
+ if (ibreq == NULL)
{
NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
+ nis_object obj;
memcpy (&obj, obj2, sizeof (nis_object));
+ size_t namelen = strlen (name);
+ char buf1[namelen + 20];
+ char buf4[namelen + 20];
+
if (obj.zo_name == NULL || strlen (obj.zo_name) == 0)
obj.zo_name = nis_leaf_of_r (name, buf1, sizeof (buf1));
ibreq->ibr_obj.ibr_obj_val = nis_clone_object (&obj, NULL);
if (ibreq->ibr_obj.ibr_obj_val == NULL)
{
+ nis_free_request (ibreq);
NIS_RES_STATUS (res) = NIS_NOMEMORY;
return res;
}
ibreq->ibr_obj.ibr_obj_len = 1;
- if ((status = __do_niscall (ibreq->ibr_name, NIS_IBADD,
- (xdrproc_t) _xdr_ib_request,
- (caddr_t) ibreq,
- (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, 0, NULL)) != NIS_SUCCESS)
+ nis_error status = __do_niscall (ibreq->ibr_name, NIS_IBADD,
+ (xdrproc_t) _xdr_ib_request,
+ (caddr_t) ibreq,
+ (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, 0, NULL);
+ if (__glibc_unlikely (status != NIS_SUCCESS))
NIS_RES_STATUS (res) = status;
nis_free_request (ibreq);
return res;
}
+libnsl_hidden_nolink_def (nis_add_entry, GLIBC_2_1)
nis_result *
-nis_modify_entry (const_nis_name name, const nis_object *obj2, u_long flags)
+nis_modify_entry (const_nis_name name, const nis_object *obj2,
+ unsigned int flags)
{
nis_object obj;
nis_result *res;
nis_error status;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
- char buf1[strlen (name) + 20];
- char buf4[strlen (name) + 20];
+ ib_request *ibreq;
+ size_t namelen = strlen (name);
+ char buf1[namelen + 20];
+ char buf4[namelen + 20];
res = calloc (1, sizeof (nis_result));
+ if (res == NULL)
+ return NULL;
- if (__create_ib_request (name, ibreq, flags) == NULL)
+ ibreq = __create_ib_request (name, flags);
+ if (ibreq == NULL)
{
NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
ibreq->ibr_obj.ibr_obj_val = nis_clone_object (&obj, NULL);
if (ibreq->ibr_obj.ibr_obj_val == NULL)
{
+ nis_free_request (ibreq);
NIS_RES_STATUS (res) = NIS_NOMEMORY;
return res;
}
ibreq->ibr_obj.ibr_obj_len = 1;
- if ((status = __do_niscall (ibreq->ibr_name, NIS_IBMODIFY,
- (xdrproc_t) _xdr_ib_request,
- (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, 0, NULL)) != NIS_SUCCESS)
+ status = __do_niscall (ibreq->ibr_name, NIS_IBMODIFY,
+ (xdrproc_t) _xdr_ib_request,
+ (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, 0, NULL);
+ if (__glibc_unlikely (status != NIS_SUCCESS))
NIS_RES_STATUS (res) = status;
nis_free_request (ibreq);
return res;
}
+libnsl_hidden_nolink_def (nis_modify_entry, GLIBC_2_1)
nis_result *
nis_remove_entry (const_nis_name name, const nis_object *obj,
- u_long flags)
+ unsigned int flags)
{
nis_result *res;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
+ ib_request *ibreq;
nis_error status;
res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (ibreq == NULL)
+ if (name == NULL)
{
- NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
- if (__create_ib_request (name, ibreq, flags) == NULL)
+ ibreq = __create_ib_request (name, flags);
+ if (ibreq == NULL)
{
NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
ibreq->ibr_obj.ibr_obj_val = nis_clone_object (obj, NULL);
if (ibreq->ibr_obj.ibr_obj_val == NULL)
{
+ nis_free_request (ibreq);
NIS_RES_STATUS (res) = NIS_NOMEMORY;
return res;
}
return res;
}
+libnsl_hidden_nolink_def (nis_remove_entry, GLIBC_2_1)
nis_result *
nis_first_entry (const_nis_name name)
{
nis_result *res;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
+ ib_request *ibreq;
nis_error status;
res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (ibreq == NULL)
+ if (name == NULL)
{
- NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
- if (__create_ib_request (name, ibreq, 0) == NULL)
+ ibreq = __create_ib_request (name, 0);
+ if (ibreq == NULL)
{
NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
- if ((status = __do_niscall (ibreq->ibr_name, NIS_IBFIRST,
- (xdrproc_t) _xdr_ib_request,
- (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, 0, NULL)) != NIS_SUCCESS)
+ status = __do_niscall (ibreq->ibr_name, NIS_IBFIRST,
+ (xdrproc_t) _xdr_ib_request,
+ (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, 0, NULL);
+
+ if (__glibc_unlikely (status != NIS_SUCCESS))
NIS_RES_STATUS (res) = status;
nis_free_request (ibreq);
return res;
}
+libnsl_hidden_nolink_def (nis_first_entry, GLIBC_2_1)
nis_result *
nis_next_entry (const_nis_name name, const netobj *cookie)
{
nis_result *res;
- ib_request *ibreq = calloc (1, sizeof (ib_request));
+ ib_request *ibreq;
nis_error status;
res = calloc (1, sizeof (nis_result));
if (res == NULL)
return NULL;
- if (ibreq == NULL)
+ if (name == NULL)
{
- NIS_RES_STATUS (res) = NIS_NOMEMORY;
+ NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
}
- if (__create_ib_request (name, ibreq, 0) == NULL)
+ ibreq = __create_ib_request (name, 0);
+ if (ibreq == NULL)
{
NIS_RES_STATUS (res) = NIS_BADNAME;
return res;
if (cookie != NULL)
{
- ibreq->ibr_cookie.n_bytes = malloc (cookie->n_len);
- if (ibreq->ibr_cookie.n_bytes == NULL)
- {
- NIS_RES_STATUS (res) = NIS_NOMEMORY;
- nis_free_request (ibreq);
- return res;
- }
- memcpy (ibreq->ibr_cookie.n_bytes, cookie->n_bytes, cookie->n_len);
+ ibreq->ibr_cookie.n_bytes = cookie->n_bytes;
ibreq->ibr_cookie.n_len = cookie->n_len;
}
- if ((status = __do_niscall (ibreq->ibr_name, NIS_IBNEXT,
- (xdrproc_t) _xdr_ib_request,
- (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
- (caddr_t) res, 0, NULL)) != NIS_SUCCESS)
+ status = __do_niscall (ibreq->ibr_name, NIS_IBNEXT,
+ (xdrproc_t) _xdr_ib_request,
+ (caddr_t) ibreq, (xdrproc_t) _xdr_nis_result,
+ (caddr_t) res, 0, NULL);
+
+ if (__glibc_unlikely (status != NIS_SUCCESS))
NIS_RES_STATUS (res) = status;
+ if (cookie != NULL)
+ {
+ /* Don't give cookie free, it is not from us */
+ ibreq->ibr_cookie.n_bytes = NULL;
+ ibreq->ibr_cookie.n_len = 0;
+ }
+
nis_free_request (ibreq);
return res;
}
+libnsl_hidden_nolink_def (nis_next_entry, GLIBC_2_1)