PDuplicate.c
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上传日期:2007-01-12
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文件大小:5k
- /*
- * 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/Attribute/PDuplicate.c,v $ $Revision: 1.1 $ $Date: 2000/03/31 19:10:50 $ $Name: NSS_3_1_1_RTM $";
- #endif /* DEBUG */
- #ifndef PKIX_H
- #include "pkix.h"
- #endif /* PKIX_H */
- /*
- * nssPKIXAttribute_Duplicate
- *
- * This routine duplicates an NSSPKIXAttribute. {arenaOpt}
- *
- * The error may be one of the following values:
- * NSS_ERROR_INVALID_PKIX_ATTRIBUTE
- * NSS_ERROR_INVALID_ARENA
- * NSS_ERROR_NO_MEMORY
- *
- * Return value:
- * A valid pointer to an NSSPKIXAttribute upon success
- * NULL upon failure.
- */
- NSS_IMPLEMENT NSSPKIXAttribute *
- nssPKIXAttribute_Duplicate
- (
- NSSPKIXAttribute *attribute,
- NSSArena *arenaOpt
- )
- {
- NSSArena *arena;
- PRBool arena_allocated = PR_FALSE;
- nssArenaMark *mark = (nssArenaMark *)NULL;
- NSSPKIXAttribute *rv = (NSSPKIXAttribute *)NULL;
- #ifdef NSSDEBUG
- if( PR_SUCCESS != nssPKIXAttribute_verifyPointer(attribute) ) {
- return PR_FAILURE;
- }
- if( (NSSArena *)NULL != arenaOpt ) {
- if( PR_SUCCESS != nssArena_verifyPointer(arenaOpt) ) {
- return PR_FAILURE;
- }
- }
- #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, NSSPKIXAttribute);
- if( (NSSPKIXAttribute *)NULL == rv ) {
- goto loser;
- }
- rv->arena = arena;
- rv->i_allocated_arena = arena_allocated;
- if( (NSSBER *)NULL != attribute->ber ) {
- rv->ber = nssItem_Duplicate(arena, attribute->ber, (NSSItem *)NULL);
- if( (NSSBER *)NULL == rv->ber ) {
- goto loser;
- }
- }
- if( (NSSDER *)NULL != attribute->der ) {
- rv->der = nssItem_Duplicate(arena, attribute->der, (NSSItem *)NULL);
- if( (NSSDER *)NULL == rv->der ) {
- goto loser;
- }
- }
- if( (void *)NULL != attribute->asn1type.data ) {
- rv->asn1type.size = attribute->asn1type.size;
- rv->asn1type.data = nss_ZAlloc(arena, attribute->asn1type.size);
- if( (void *)NULL == rv->asn1type.data ) {
- goto loser;
- }
- (void)nsslibc_memcpy(rv->asn1type.data, attribute->asn1type.data,
- rv->asn1type.size);
- }
-
- if( (nssASN1Item **)NULL != attribute->asn1values ) {
- rv->asn1values = nss_ZNEWARRAY(arena, nssASN1Item *, attribute->valuesCount);
- if( (nssASN1Item **)NULL == rv->asn1values ) {
- goto loser;
- }
- for( i = 0; i < attribute->valuesCount; i++ ) {
- nssASN1Item *src;
- nssASN1Item *dst;
- src = attribute->asn1values[i];
- dst = nss_ZNEW(arena, nssASN1Item);
- if( (nssASN1Item *)NULL == dst ) {
- goto loser;
- }
- rv->asn1values[i] = dst;
- dst->size = src->size;
- dst->data = nss_ZAlloc(arena, dst->size);
- if( (void *)NULL == dst->data ) {
- goto loser;
- }
- (void)nsslibc_memcpy(dst->data, src->data, src->size);
- }
- }
- rv->type = attribute->type; /* NULL or otherwise */
- rv->valuescount = attribute->valuesCount;
- if( (nssArenaMark *)NULL != mark ) {
- if( PR_SUCCESS != nssArena_Unmark(arena, mark) ) {
- goto loser;
- }
- }
- #ifdef DEBUG
- if( PR_SUCCESS != nss_pkix_Attribute_add_pointer(rv) ) {
- goto loser;
- }
- if( PR_SUCCESS !=
- nssArena_registerDestructor(arena,
- nss_pkix_Attribute_remove_pointer,
- rv) ) {
- (void)nss_pkix_Attribute_remove_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 (NSSPKIXAttribute *)NULL;
- }