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/* Copyright (c) 1997-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1997.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <string.h>
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#include <rpcsvc/nis.h>
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#include <shlib-compat.h>
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#include "nis_xdr.h"
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#include "nis_intern.h"
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nis_server **
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nis_getservlist (const_nis_name dir)
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{
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nis_result *res;
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nis_server **serv;
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res = nis_lookup (dir, FOLLOW_LINKS);
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if (res != NULL && NIS_RES_STATUS (res) == NIS_SUCCESS)
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{
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unsigned long i;
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nis_server *server;
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serv =
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malloc (sizeof (nis_server *) *
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(NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len + 1));
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if (__glibc_unlikely (serv == NULL))
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{
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nis_freeresult (res);
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return NULL;
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}
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for (i = 0; i < NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_len;
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++i)
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{
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server =
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&NIS_RES_OBJECT (res)->DI_data.do_servers.do_servers_val[i];
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serv[i] = calloc (1, sizeof (nis_server));
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if (__glibc_unlikely (serv[i] == NULL))
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{
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free_all:
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while (i-- > 0)
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{
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free (serv[i]->pkey.n_bytes);
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if (serv[i]->ep.ep_val != NULL)
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{
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unsigned long int j;
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for (j = 0; j < serv[i]->ep.ep_len; ++j)
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{
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free (serv[i]->ep.ep_val[j].proto);
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free (serv[i]->ep.ep_val[j].family);
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free (serv[i]->ep.ep_val[j].uaddr);
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}
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free (serv[i]->ep.ep_val);
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}
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free (serv[i]->name);
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free (serv[i]);
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}
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free (serv);
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nis_freeresult (res);
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return NULL;
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}
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if (server->name != NULL)
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{
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serv[i]->name = strdup (server->name);
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if (__glibc_unlikely (serv[i]->name == NULL))
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{
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++i;
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goto free_all;
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}
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}
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serv[i]->ep.ep_len = server->ep.ep_len;
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if (serv[i]->ep.ep_len > 0)
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{
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unsigned long int j;
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serv[i]->ep.ep_val =
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malloc (server->ep.ep_len * sizeof (endpoint));
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if (__glibc_unlikely (serv[i]->ep.ep_val == NULL))
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{
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++i;
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goto free_all;
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}
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for (j = 0; j < serv[i]->ep.ep_len; ++j)
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{
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if (server->ep.ep_val[j].uaddr)
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serv[i]->ep.ep_val[j].uaddr =
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strdup (server->ep.ep_val[j].uaddr);
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else
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serv[i]->ep.ep_val[j].uaddr = NULL;
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if (server->ep.ep_val[j].family)
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serv[i]->ep.ep_val[j].family =
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strdup (server->ep.ep_val[j].family);
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else
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serv[i]->ep.ep_val[j].family = NULL;
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if (server->ep.ep_val[j].proto)
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serv[i]->ep.ep_val[j].proto =
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strdup (server->ep.ep_val[j].proto);
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else
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serv[i]->ep.ep_val[j].proto = NULL;
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}
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}
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serv[i]->key_type = server->key_type;
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serv[i]->pkey.n_len = server->pkey.n_len;
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if (server->pkey.n_len > 0)
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{
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serv[i]->pkey.n_bytes = malloc (server->pkey.n_len);
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if (__glibc_unlikely (serv[i]->pkey.n_bytes == NULL))
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{
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++i;
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goto free_all;
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}
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memcpy (serv[i]->pkey.n_bytes, server->pkey.n_bytes,
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server->pkey.n_len);
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}
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}
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serv[i] = NULL;
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}
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else
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{
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serv = malloc (sizeof (nis_server *));
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if (__glibc_unlikely (serv != NULL))
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serv[0] = NULL;
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}
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nis_freeresult (res);
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return serv;
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}
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libnsl_hidden_nolink_def (nis_getservlist, GLIBC_2_1)
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void
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nis_freeservlist (nis_server **serv)
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{
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int i;
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if (serv == NULL)
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return;
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i = 0;
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while (serv[i] != NULL)
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{
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xdr_free ((xdrproc_t)_xdr_nis_server, (char *)serv[i]);
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free (serv[i]);
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++i;
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}
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free (serv);
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}
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libnsl_hidden_nolink_def (nis_freeservlist, GLIBC_2_1)
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