10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
50Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
60Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
70Sstevel@tonic-gate  * with the License.
80Sstevel@tonic-gate  *
90Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
100Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
110Sstevel@tonic-gate  * See the License for the specific language governing permissions
120Sstevel@tonic-gate  * and limitations under the License.
130Sstevel@tonic-gate  *
140Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
150Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
160Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
170Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
180Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
190Sstevel@tonic-gate  *
200Sstevel@tonic-gate  * CDDL HEADER END
210Sstevel@tonic-gate  */
220Sstevel@tonic-gate /*
23*991Smcpowers  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
240Sstevel@tonic-gate  * Use is subject to license terms.
250Sstevel@tonic-gate  */
260Sstevel@tonic-gate 
270Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
280Sstevel@tonic-gate 
29*991Smcpowers #include <ctype.h>
300Sstevel@tonic-gate #include <strings.h>
310Sstevel@tonic-gate #include "cryptoadm.h"
320Sstevel@tonic-gate 
330Sstevel@tonic-gate 
340Sstevel@tonic-gate /*
350Sstevel@tonic-gate  * Create one item of type mechlist_t with the mechanism name.  A null is
360Sstevel@tonic-gate  * returned to indicate that the storage space available is insufficient.
370Sstevel@tonic-gate  */
380Sstevel@tonic-gate mechlist_t *
390Sstevel@tonic-gate create_mech(char *name)
400Sstevel@tonic-gate {
410Sstevel@tonic-gate 	mechlist_t *pres = NULL;
42*991Smcpowers 	char *first, *last;
430Sstevel@tonic-gate 
440Sstevel@tonic-gate 	if (name == NULL) {
450Sstevel@tonic-gate 		return (NULL);
460Sstevel@tonic-gate 	}
470Sstevel@tonic-gate 
480Sstevel@tonic-gate 	pres = malloc(sizeof (mechlist_t));
490Sstevel@tonic-gate 	if (pres == NULL) {
500Sstevel@tonic-gate 		cryptodebug("out of memory.");
510Sstevel@tonic-gate 		return (NULL);
520Sstevel@tonic-gate 	}
530Sstevel@tonic-gate 
54*991Smcpowers 	first = name;
55*991Smcpowers 	while (isspace(*first)) /* nuke leading whitespace */
56*991Smcpowers 	    first++;
57*991Smcpowers 	(void) strlcpy(pres->name, first, sizeof (pres->name));
58*991Smcpowers 
59*991Smcpowers 	last = strrchr(pres->name, '\0');
60*991Smcpowers 	last--;
61*991Smcpowers 	while (isspace(*last))  /* nuke trailing whitespace */
62*991Smcpowers 	    *last-- = '\0';
63*991Smcpowers 
640Sstevel@tonic-gate 	pres->next = NULL;
650Sstevel@tonic-gate 
660Sstevel@tonic-gate 	return (pres);
670Sstevel@tonic-gate }
680Sstevel@tonic-gate 
690Sstevel@tonic-gate 
700Sstevel@tonic-gate 
710Sstevel@tonic-gate void
720Sstevel@tonic-gate free_mechlist(mechlist_t *plist)
730Sstevel@tonic-gate {
740Sstevel@tonic-gate 	mechlist_t *pnext;
750Sstevel@tonic-gate 
760Sstevel@tonic-gate 	while (plist != NULL) {
770Sstevel@tonic-gate 		pnext = plist->next;
780Sstevel@tonic-gate 		free(plist);
790Sstevel@tonic-gate 		plist = pnext;
800Sstevel@tonic-gate 	}
810Sstevel@tonic-gate }
820Sstevel@tonic-gate 
830Sstevel@tonic-gate 
840Sstevel@tonic-gate 
850Sstevel@tonic-gate /*
860Sstevel@tonic-gate  * Check if the mechanism is in the mechanism list.
870Sstevel@tonic-gate  */
880Sstevel@tonic-gate boolean_t
890Sstevel@tonic-gate is_in_list(char *mechname, mechlist_t *plist)
900Sstevel@tonic-gate {
910Sstevel@tonic-gate 	boolean_t found = B_FALSE;
920Sstevel@tonic-gate 
930Sstevel@tonic-gate 	if (mechname == NULL) {
940Sstevel@tonic-gate 		return (B_FALSE);
950Sstevel@tonic-gate 	}
960Sstevel@tonic-gate 
970Sstevel@tonic-gate 	while (plist != NULL) {
980Sstevel@tonic-gate 		if (strcmp(plist->name, mechname) == 0) {
990Sstevel@tonic-gate 			found = B_TRUE;
1000Sstevel@tonic-gate 			break;
1010Sstevel@tonic-gate 		}
1020Sstevel@tonic-gate 		plist = plist->next;
1030Sstevel@tonic-gate 	}
1040Sstevel@tonic-gate 
1050Sstevel@tonic-gate 	return (found);
1060Sstevel@tonic-gate }
107