object.c
上传用户:lyxiangda
上传日期:2007-01-12
资源大小:3042k
文件大小:6k
- /*
- * 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[] = "@(#) $RCSfile: object.c,v $ $Revision: 1.1 $ $Date: 2000/03/31 19:43:50 $ $Name: NSS_3_1_1_RTM $";
- #endif /* DEBUG */
- #include "builtins.h"
- /*
- * builtins/object.c
- *
- * This file implements the NSSCKMDObject object for the
- * "builtin objects" cryptoki module.
- */
- /*
- * Finalize - unneeded
- * Destroy - CKR_SESSION_READ_ONLY
- * IsTokenObject - CK_TRUE
- * GetAttributeCount
- * GetAttributeTypes
- * GetAttributeSize
- * GetAttribute
- * SetAttribute - unneeded
- * GetObjectSize
- */
- static CK_RV
- builtins_mdObject_Destroy
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance
- )
- {
- return CKR_SESSION_READ_ONLY;
- }
- static CK_BBOOL
- builtins_mdObject_IsTokenObject
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance
- )
- {
- return CK_TRUE;
- }
- static CK_ULONG
- builtins_mdObject_GetAttributeCount
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance,
- CK_RV *pError
- )
- {
- builtinsInternalObject *io = (builtinsInternalObject *)mdObject->etc;
- return io->n;
- }
- static CK_RV
- builtins_mdObject_GetAttributeTypes
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance,
- CK_ATTRIBUTE_TYPE_PTR typeArray,
- CK_ULONG ulCount
- )
- {
- builtinsInternalObject *io = (builtinsInternalObject *)mdObject->etc;
- CK_ULONG i;
- if( io->n != ulCount ) {
- return CKR_BUFFER_TOO_SMALL;
- }
- for( i = 0; i < io->n; i++ ) {
- typeArray[i] = io->types[i];
- }
- return CKR_OK;
- }
- static CK_ULONG
- builtins_mdObject_GetAttributeSize
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance,
- CK_ATTRIBUTE_TYPE attribute,
- CK_RV *pError
- )
- {
- builtinsInternalObject *io = (builtinsInternalObject *)mdObject->etc;
- CK_ULONG i;
- for( i = 0; i < io->n; i++ ) {
- if( attribute == io->types[i] ) {
- return (CK_ULONG)(io->items[i].size);
- }
- }
- *pError = CKR_ATTRIBUTE_TYPE_INVALID;
- return 0;
- }
- static NSSItem *
- builtins_mdObject_GetAttribute
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance,
- CK_ATTRIBUTE_TYPE attribute,
- CK_RV *pError
- )
- {
- builtinsInternalObject *io = (builtinsInternalObject *)mdObject->etc;
- CK_ULONG i;
- for( i = 0; i < io->n; i++ ) {
- if( attribute == io->types[i] ) {
- return &io->items[i];
- }
- }
- *pError = CKR_ATTRIBUTE_TYPE_INVALID;
- return (NSSItem *)NULL;
- }
- static CK_ULONG
- builtins_mdObject_GetObjectSize
- (
- NSSCKMDObject *mdObject,
- NSSCKFWObject *fwObject,
- NSSCKMDSession *mdSession,
- NSSCKFWSession *fwSession,
- NSSCKMDToken *mdToken,
- NSSCKFWToken *fwToken,
- NSSCKMDInstance *mdInstance,
- NSSCKFWInstance *fwInstance,
- CK_RV *pError
- )
- {
- builtinsInternalObject *io = (builtinsInternalObject *)mdObject->etc;
- CK_ULONG i;
- CK_ULONG rv = sizeof(CK_ULONG);
- for( i = 0; i < io->n; i++ ) {
- rv += sizeof(CK_ATTRIBUTE_TYPE) + sizeof(NSSItem) + io->items[i].size;
- }
- return rv;
- }
- static NSSCKMDObject
- builtins_prototype_mdObject = {
- (void *)NULL, /* etc */
- NULL, /* Finalize */
- builtins_mdObject_Destroy,
- builtins_mdObject_IsTokenObject,
- builtins_mdObject_GetAttributeCount,
- builtins_mdObject_GetAttributeTypes,
- builtins_mdObject_GetAttributeSize,
- builtins_mdObject_GetAttribute,
- NULL, /* SetAttribute */
- builtins_mdObject_GetObjectSize,
- (void *)NULL /* null terminator */
- };
- NSS_IMPLEMENT NSSCKMDObject *
- nss_builtins_CreateMDObject
- (
- NSSArena *arena,
- builtinsInternalObject *io,
- CK_RV *pError
- )
- {
- NSSCKMDObject *rv;
- rv = nss_ZNEW(arena, NSSCKMDObject);
- if( (NSSCKMDObject *)NULL == rv ) {
- *pError = CKR_HOST_MEMORY;
- return (NSSCKMDObject *)NULL;
- }
- *rv = builtins_prototype_mdObject;
- rv->etc = (void *)io;
- return rv;
- }