PDecode.c
上传用户:lyxiangda
上传日期:2007-01-12
资源大小:3042k
文件大小:4k
- /*
- * The contents of this file are subject to the Mozilla Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is the Netscape security libraries.
- *
- * The Initial Developer of the Original Code is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1994-2000 Netscape Communications Corporation. All
- * Rights Reserved.
- *
- * Contributor(s):
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL"), in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your
- * version of this file only under the terms of the GPL and not to
- * allow others to use your version of this file under the MPL,
- * indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient
- * may use your version of this file under either the MPL or the
- * GPL.
- */
- #ifdef DEBUG
- static const char CVS_ID[] = "@(#) $Source: /cvsroot/mozilla/security/nss/lib/pkix/src/Name/PDecode.c,v $ $Revision: 1.1 $ $Date: 2000/03/31 19:13:57 $ $Name: NSS_3_1_1_RTM $";
- #endif /* DEBUG */
- #ifndef PKIX_H
- #include "pkix.h"
- #endif /* PKIX_H */
- /*
- * nssPKIXName_CreateFromBER
- *
- * -- fgmr comments --
- *
- * The error may be one of the following values:
- * NSS_ERROR_INVALID_BER
- * NSS_ERROR_NO_MEMORY
- * NSS_ERROR_INVALID_ARENA
- *
- * Return value:
- * A valid pointer to an NSSPKIXName upon success
- * NULL upon failure
- */
- NSS_IMPLEMENT NSSPKIXName *
- nssPKIXName_CreateFromBER
- (
- NSSArena *arenaOpt,
- NSSBER *ber
- )
- {
- NSSArena *arena;
- PRBool arena_allocated = PR_FALSE;
- nssArenaMark *mark = (nssArenaMark *)NULL;
- NSSPKIXName *rv = (NSSPKIXName *)NULL;
- PRStatus status;
- PRUint32 i;
- #ifdef NSSDEBUG
- if( (NSSArena *)NULL != arenaOpt ) {
- if( PR_SUCCESS != nssArena_verifyPointer(arenaOpt) ) {
- return (NSSPKIXName *)NULL;
- }
- }
- if( PR_SUCCESS != nssItem_verifyPointer(ber) ) {
- return (NSSPKIXName *)NULL;
- }
- #endif /* NSSDEBUG */
- if( (NSSArena *)NULL == arenaOpt ) {
- arena = nssArena_Create();
- if( (NSSArena *)NULL == arena ) {
- goto loser;
- }
- arena_allocated = PR_TRUE;
- } else {
- arena = arenaOpt;
- mark = nssArena_Mark(arena);
- if( (nssArenaMark *)NULL == mark ) {
- goto loser;
- }
- }
- rv = nss_ZNEW(arena, NSSPKIXName);
- if( (NSSPKIXName *)NULL == rv ) {
- goto loser;
- }
- rv->arena = arena;
- rv->i_allocated_arena = arena_allocated;
- rv->ber = nssItem_Duplicate(ber, arena, (NSSItem *)NULL);
- if( (NSSItem *)NULL == rv->ber ) {
- goto loser;
- }
- status = nssASN1_DecodeBER(arena, rv, nssPKIXName_template, ber);
- if( PR_SUCCESS != status ) {
- goto loser;
- }
- if( (nssArenaMark *)NULL != mark ) {
- if( PR_SUCCESS != nssArena_Unmark(arena, mark) ) {
- goto loser;
- }
- }
- #ifdef DEBUG
- if( PR_SUCCESS != nss_pkix_Name_add_pointer(rv) ) {
- goto loser;
- }
- #endif /* DEBUG */
- return rv;
- loser:
- if( (nssArenaMark *)NULL != mark ) {
- (void)nssArena_Release(arena, mark);
- }
- if( PR_TRUE == arena_allocated ) {
- (void)nssArena_Destroy(arena);
- }
- return (NSSPKIXName *)NULL;
- }