Home | History | Annotate | Download | only in common
      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License, Version 1.0 only
      6  * (the "License").  You may not use this file except in compliance
      7  * with the License.
      8  *
      9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
     10  * or http://www.opensolaris.org/os/licensing.
     11  * See the License for the specific language governing permissions
     12  * and limitations under the License.
     13  *
     14  * When distributing Covered Code, include this CDDL HEADER in each
     15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     16  * If applicable, add the following below this CDDL HEADER, with the
     17  * fields enclosed by brackets "[]" replaced with your own identifying
     18  * information: Portions Copyright [yyyy] [name of copyright owner]
     19  *
     20  * CDDL HEADER END
     21  */
     22 /*
     23  * Copyright 2003 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     28 
     29 #include <errno.h>
     30 #include <netconfig.h>
     31 #include <stdlib.h>
     32 #include <string.h>
     33 #include "libfsmgt.h"
     34 
     35 /*
     36  * Public methods
     37  */
     38 
     39 void
     40 netcfg_free_networkid_list(char **netlist, int num_elements)
     41 {
     42 	fileutil_free_string_array(netlist, num_elements);
     43 } /* netcfg_free_networkid_list */
     44 
     45 char **
     46 netcfg_get_networkid_list(int *num_elements, int *errp)
     47 {
     48 	struct netconfig	*nconf;
     49 	NCONF_HANDLE		*nc;
     50 	char			**return_list = NULL;
     51 
     52 	/*
     53 	 * setnetconfig must be called before getnetconfig in order to get the
     54 	 * netconfig handle.
     55 	 */
     56 	if ((nc = setnetconfig()) == (NCONF_HANDLE *)NULL) {
     57 		*errp = errno;
     58 		return (NULL);
     59 	}
     60 
     61 	*num_elements = 0;
     62 	while (nconf = getnetconfig(nc)) {
     63 		char	**tmp_list;
     64 
     65 		/*
     66 		 * Put the elements in the array.
     67 		 */
     68 		tmp_list = realloc(return_list,
     69 			(size_t)(((*num_elements)+1) * sizeof (char *)));
     70 		if (tmp_list == NULL) {
     71 			*errp = errno;
     72 			netcfg_free_networkid_list(return_list, *num_elements);
     73 			*num_elements = 0;
     74 			(void) endnetconfig(nc);
     75 			return (NULL);
     76 		}
     77 
     78 		return_list = tmp_list;
     79 
     80 		return_list[(*num_elements)] = strdup(nconf->nc_netid);
     81 		if (return_list[(*num_elements)] == NULL) {
     82 			*errp = ENOMEM;
     83 			netcfg_free_networkid_list(return_list, *num_elements);
     84 			*num_elements = 0;
     85 			(void) endnetconfig(nc);
     86 			return (NULL);
     87 		}
     88 
     89 		*num_elements = *num_elements + 1;
     90 	}
     91 
     92 	(void) endnetconfig(nc);
     93 	/*
     94 	 * Caller must free the space allocated to return_list by calling
     95 	 * netcfg_free_networkid_list.
     96 	 */
     97 	return (return_list);
     98 } /* netcfg_get_networkid_list */
     99