299 lines
8.2 KiB
C
299 lines
8.2 KiB
C
/*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1994-2000 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the
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* terms of the GNU General Public License Version 2 or later (the
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* "GPL"), in which case the provisions of the GPL are applicable
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* instead of those above. If you wish to allow use of your
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* version of this file only under the terms of the GPL and not to
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* allow others to use your version of this file under the MPL,
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* indicate your decision by deleting the provisions above and
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* replace them with the notice and other provisions required by
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* the GPL. If you do not delete the provisions above, a recipient
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* may use your version of this file under either the MPL or the
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* GPL.
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*/
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#ifdef DEBUG
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static const char CVS_ID[] = "@(#) $RCSfile: session.c,v $ $Revision: 1.1 $ $Date: 2000-05-15 20:39:57 $ $Name: not supported by cvs2svn $";
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#endif /* DEBUG */
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#include "ckdbm.h"
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static void
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nss_dbm_mdSession_Close
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(
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NSSCKMDSession *mdSession,
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NSSCKFWSession *fwSession,
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NSSCKMDToken *mdToken,
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NSSCKFWToken *fwToken,
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NSSCKMDInstance *mdInstance,
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NSSCKFWInstance *fwInstance
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)
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{
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nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc;
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struct nss_dbm_dbt_node *w;
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/* Lock */
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{
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if( CKR_OK != NSSCKFWMutex_Lock(session->list_lock) ) {
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return;
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}
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w = session->session_objects;
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session->session_objects = (struct nss_dbm_dbt_node *)NULL; /* sanity */
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(void)NSSCKFWMutex_Unlock(session->list_lock);
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}
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for( ; (struct nss_dbm_dbt_node *)NULL != w; w = w->next ) {
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(void)nss_dbm_db_delete_object(w->dbt);
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}
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}
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static CK_ULONG
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nss_dbm_mdSession_GetDeviceError
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(
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NSSCKMDSession *mdSession,
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NSSCKFWSession *fwSession,
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NSSCKMDToken *mdToken,
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NSSCKFWToken *fwToken,
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NSSCKMDInstance *mdInstance,
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NSSCKFWInstance *fwInstance
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)
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{
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nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc;
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return session->deviceError;
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}
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/* Login isn't needed */
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/* Logout isn't needed */
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/* InitPIN is irrelevant */
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/* SetPIN is irrelevant */
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/* GetOperationStateLen is irrelevant */
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/* GetOperationState is irrelevant */
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/* SetOperationState is irrelevant */
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static NSSCKMDObject *
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nss_dbm_mdSession_CreateObject
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(
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NSSCKMDSession *mdSession,
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NSSCKFWSession *fwSession,
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NSSCKMDToken *mdToken,
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NSSCKFWToken *fwToken,
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NSSCKMDInstance *mdInstance,
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NSSCKFWInstance *fwInstance,
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NSSArena *handyArenaPointer,
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CK_ATTRIBUTE_PTR pTemplate,
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CK_ULONG ulAttributeCount,
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CK_RV *pError
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)
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{
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nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc;
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nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
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CK_ULONG i;
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CK_BBOOL isToken = CK_FALSE; /* defaults to false */
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NSSCKMDObject *rv;
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struct nss_dbm_dbt_node *node = (struct nss_dbm_dbt_node *)NULL;
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nss_dbm_object_t *object;
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nss_dbm_db_t *which_db;
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/* This framework should really pass this to me */
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for( i = 0; i < ulAttributeCount; i++ ) {
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if( CKA_TOKEN == pTemplate[i].type ) {
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isToken = *(CK_BBOOL *)pTemplate[i].pValue;
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break;
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}
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}
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object = nss_ZNEW(handyArenaPointer, nss_dbm_object_t);
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if( (nss_dbm_object_t *)NULL == object ) {
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*pError = CKR_HOST_MEMORY;
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return (NSSCKMDObject *)NULL;
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}
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object->arena = handyArenaPointer;
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which_db = isToken ? token->slot->token_db : token->session_db;
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/* Do this before the actual database call; it's easier to recover from */
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rv = nss_dbm_mdObject_factory(object, pError);
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if( (NSSCKMDObject *)NULL == rv ) {
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return (NSSCKMDObject *)NULL;
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}
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if( CK_FALSE == isToken ) {
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node = nss_ZNEW(session->arena, struct nss_dbm_dbt_node);
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if( (struct nss_dbm_dbt_node *)NULL == node ) {
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*pError = CKR_HOST_MEMORY;
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return (NSSCKMDObject *)NULL;
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}
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}
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object->handle = nss_dbm_db_create_object(handyArenaPointer, which_db,
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pTemplate, ulAttributeCount,
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pError, &session->deviceError);
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if( (nss_dbm_dbt_t *)NULL == object->handle ) {
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return (NSSCKMDObject *)NULL;
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}
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if( CK_FALSE == isToken ) {
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node->dbt = object->handle;
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/* Lock */
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{
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*pError = NSSCKFWMutex_Lock(session->list_lock);
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if( CKR_OK != *pError ) {
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(void)nss_dbm_db_delete_object(object->handle);
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return (NSSCKMDObject *)NULL;
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}
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node->next = session->session_objects;
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session->session_objects = node;
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*pError = NSSCKFWMutex_Unlock(session->list_lock);
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}
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}
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return rv;
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}
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/* CopyObject isn't needed; the framework will use CreateObject */
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static NSSCKMDFindObjects *
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nss_dbm_mdSession_FindObjectsInit
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(
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NSSCKMDSession *mdSession,
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NSSCKFWSession *fwSession,
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NSSCKMDToken *mdToken,
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NSSCKFWToken *fwToken,
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NSSCKMDInstance *mdInstance,
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NSSCKFWInstance *fwInstance,
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CK_ATTRIBUTE_PTR pTemplate,
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CK_ULONG ulAttributeCount,
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CK_RV *pError
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)
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{
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nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc;
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nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc;
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NSSArena *arena;
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nss_dbm_find_t *find;
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NSSCKMDFindObjects *rv;
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arena = NSSArena_Create();
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if( (NSSArena *)NULL == arena ) {
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*pError = CKR_HOST_MEMORY;
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goto loser;
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}
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find = nss_ZNEW(arena, nss_dbm_find_t);
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if( (nss_dbm_find_t *)NULL == find ) {
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*pError = CKR_HOST_MEMORY;
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goto loser;
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}
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find->arena = arena;
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find->list_lock = NSSCKFWInstance_CreateMutex(fwInstance, arena, pError);
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if( (NSSCKFWMutex *)NULL == find->list_lock ) {
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goto loser;
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}
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*pError = nss_dbm_db_find_objects(find, token->slot->token_db, pTemplate,
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ulAttributeCount, &session->deviceError);
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if( CKR_OK != *pError ) {
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goto loser;
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}
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*pError = nss_dbm_db_find_objects(find, token->session_db, pTemplate,
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ulAttributeCount, &session->deviceError);
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if( CKR_OK != *pError ) {
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goto loser;
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}
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rv = nss_dbm_mdFindObjects_factory(find, pError);
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if( (NSSCKMDFindObjects *)NULL == rv ) {
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goto loser;
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}
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return rv;
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loser:
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if( (NSSArena *)NULL != arena ) {
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(void)NSSArena_Destroy(arena);
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}
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return (NSSCKMDFindObjects *)NULL;
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}
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/* SeedRandom is irrelevant */
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/* GetRandom is irrelevant */
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NSS_IMPLEMENT NSSCKMDSession *
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nss_dbm_mdSession_factory
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(
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nss_dbm_token_t *token,
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NSSCKFWSession *fwSession,
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NSSCKFWInstance *fwInstance,
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CK_BBOOL rw,
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CK_RV *pError
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)
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{
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NSSArena *arena;
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nss_dbm_session_t *session;
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NSSCKMDSession *rv;
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arena = NSSCKFWSession_GetArena(fwSession, pError);
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session = nss_ZNEW(arena, nss_dbm_session_t);
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if( (nss_dbm_session_t *)NULL == session ) {
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*pError = CKR_HOST_MEMORY;
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return (NSSCKMDSession *)NULL;
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}
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rv = nss_ZNEW(arena, NSSCKMDSession);
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if( (NSSCKMDSession *)NULL == rv ) {
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*pError = CKR_HOST_MEMORY;
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return (NSSCKMDSession *)NULL;
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}
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session->arena = arena;
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session->token = token;
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session->list_lock = NSSCKFWInstance_CreateMutex(fwInstance, arena, pError);
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if( (NSSCKFWMutex *)NULL == session->list_lock ) {
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return (NSSCKMDSession *)NULL;
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}
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rv->etc = (void *)session;
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rv->Close = nss_dbm_mdSession_Close;
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rv->GetDeviceError = nss_dbm_mdSession_GetDeviceError;
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/* Login isn't needed */
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/* Logout isn't needed */
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/* InitPIN is irrelevant */
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/* SetPIN is irrelevant */
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/* GetOperationStateLen is irrelevant */
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/* GetOperationState is irrelevant */
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/* SetOperationState is irrelevant */
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rv->CreateObject = nss_dbm_mdSession_CreateObject;
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/* CopyObject isn't needed; the framework will use CreateObject */
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rv->FindObjectsInit = nss_dbm_mdSession_FindObjectsInit;
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rv->null = NULL;
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return rv;
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}
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