PAddValue.c
上传用户:lyxiangda
上传日期:2007-01-12
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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/Attribute/PAddValue.c,v $ $Revision: 1.1 $ $Date: 2000/03/31 19:10:30 $ $Name: NSS_3_1_1_RTM $";
- #endif /* DEBUG */
- #ifndef PKIX_H
- #include "pkix.h"
- #endif /* PKIX_H */
- /*
- * nssPKIXAttribute_AddValue
- *
- * This routine adds the specified attribute value to the set in
- * the specified NSSPKIXAttribute.
- *
- * The error may be one of the following values:
- * NSS_ERROR_INVALID_PKIX_ATTRIBUTE
- * NSS_ERROR_INVALID_ITEM
- * NSS_ERROR_NO_MEMORY
- *
- * Return value:
- * PR_SUCCESS upon success
- * PR_FAILURE upon failure
- */
- NSS_IMPLEMENT PRStatus
- nssPKIXAttribute_AddValue
- (
- NSSPKIXAttribute *a,
- NSSPKIXAttributeValue *value
- )
- {
- PRUint32 newcount;
- nssASN1Item **new_asn1_items = (nssASN1Item **)NULL;
- NSSItem tmp;
- #ifdef NSSDEBUG
- if( PR_SUCCESS != nssPKIXAttribute_verifyPointer(a) ) {
- return PR_FAILURE;
- }
- if( PR_SUCCESS != nssItem_verifyPointer(value) ) {
- return PR_FAILURE;
- }
- #endif /* NSSDEBUG */
- PR_ASSERT((nssASN1Item **)NULL != a->asn1values);
- if( (nssASN1Item **)NULL == a->asn1values ) {
- nss_SetError(NSS_ERROR_INTERNAL_ERROR);
- return PR_FAILURE;
- }
- if( 0 == a->valuesCount ) {
- PRUint32 i;
- for( i = 0; i < 0xFFFFFFFF; i++ ) {
- if( (nssASN1Item *)NULL == a->asn1values[i] ) {
- break;
- }
- }
- #ifdef PEDANTIC
- if( 0xFFFFFFFF == i ) {
- nss_SetError(NSS_ERROR_INTERNAL_ERROR);
- /* Internal error is that we don't handle them this big */
- return PR_FAILURE;
- }
- #endif /* PEDANTIC */
- a->valuesCount = i;
- }
- newcount = a->valuesCount + 1;
- /* Check newcount for a rollover. */
- /* Remember that our asn1values array is NULL-terminated */
- new_asn1_items = (nssASN1Item **)nss_ZRealloc(a->asn1values,
- ((newcount+1) * sizeof(nssASN1Item *)));
- if( (nssASN1Item **)NULL == new_asn1_items ) {
- goto loser;
- }
- new_asn1_items[ a->valuesCount ] = nss_ZNEW(a->arena, nssASN1Item);
- if( (nssASN1Item *)NULL == new_asn1_items[ a->valuesCount ] ) {
- goto loser;
- }
- if( (NSSItem *)NULL == nssItem_Duplicate(value, a->arena, &tmp) ) {
- goto loser;
- }
- new_asn1_items[ a->valuesCount ]->size = tmp.size;
- new_asn1_items[ a->valuesCount ]->data = tmp.data;
- a->valuesCount++;
- a->asn1values = new_asn1_items;
- return nss_pkix_Attribute_Clear(a);
- loser:
- if( (nssASN1Item **)NULL != new_asn1_items ) {
- nss_ZFreeIf(new_asn1_items[ newcount-1 ]);
- /* We could realloc back down, but we actually know it's a no-op */
- a->asn1values = new_asn1_items;
- }
- return PR_FAILURE;
- }