diff options
Diffstat (limited to 'security/nss/lib/ckfw/dbm/session.c')
| -rw-r--r-- | security/nss/lib/ckfw/dbm/session.c | 298 |
1 files changed, 298 insertions, 0 deletions
diff --git a/security/nss/lib/ckfw/dbm/session.c b/security/nss/lib/ckfw/dbm/session.c new file mode 100644 index 000000000..c0969d948 --- /dev/null +++ b/security/nss/lib/ckfw/dbm/session.c @@ -0,0 +1,298 @@ +/* + * 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[] = "@(#) $RCSfile$ $Revision$ $Date$ $Name$"; +#endif /* DEBUG */ + +#include "ckdbm.h" + +static void +nss_dbm_mdSession_Close +( + NSSCKMDSession *mdSession, + NSSCKFWSession *fwSession, + NSSCKMDToken *mdToken, + NSSCKFWToken *fwToken, + NSSCKMDInstance *mdInstance, + NSSCKFWInstance *fwInstance +) +{ + nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc; + + struct nss_dbm_dbt_node *w; + + /* Lock */ + { + if( CKR_OK != NSSCKFWMutex_Lock(session->list_lock) ) { + return; + } + + w = session->session_objects; + session->session_objects = (struct nss_dbm_dbt_node *)NULL; /* sanity */ + + (void)NSSCKFWMutex_Unlock(session->list_lock); + } + + for( ; (struct nss_dbm_dbt_node *)NULL != w; w = w->next ) { + (void)nss_dbm_db_delete_object(w->dbt); + } +} + +static CK_ULONG +nss_dbm_mdSession_GetDeviceError +( + NSSCKMDSession *mdSession, + NSSCKFWSession *fwSession, + NSSCKMDToken *mdToken, + NSSCKFWToken *fwToken, + NSSCKMDInstance *mdInstance, + NSSCKFWInstance *fwInstance +) +{ + nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc; + return session->deviceError; +} + +/* Login isn't needed */ +/* Logout isn't needed */ +/* InitPIN is irrelevant */ +/* SetPIN is irrelevant */ +/* GetOperationStateLen is irrelevant */ +/* GetOperationState is irrelevant */ +/* SetOperationState is irrelevant */ + +static NSSCKMDObject * +nss_dbm_mdSession_CreateObject +( + NSSCKMDSession *mdSession, + NSSCKFWSession *fwSession, + NSSCKMDToken *mdToken, + NSSCKFWToken *fwToken, + NSSCKMDInstance *mdInstance, + NSSCKFWInstance *fwInstance, + NSSArena *handyArenaPointer, + CK_ATTRIBUTE_PTR pTemplate, + CK_ULONG ulAttributeCount, + CK_RV *pError +) +{ + nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc; + nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc; + CK_ULONG i; + CK_BBOOL isToken = CK_FALSE; /* defaults to false */ + NSSCKMDObject *rv; + struct nss_dbm_dbt_node *node = (struct nss_dbm_dbt_node *)NULL; + nss_dbm_object_t *object; + nss_dbm_db_t *which_db; + + /* This framework should really pass this to me */ + for( i = 0; i < ulAttributeCount; i++ ) { + if( CKA_TOKEN == pTemplate[i].type ) { + isToken = *(CK_BBOOL *)pTemplate[i].pValue; + break; + } + } + + object = nss_ZNEW(handyArenaPointer, nss_dbm_object_t); + if( (nss_dbm_object_t *)NULL == object ) { + *pError = CKR_HOST_MEMORY; + return (NSSCKMDObject *)NULL; + } + + object->arena = handyArenaPointer; + which_db = isToken ? token->slot->token_db : token->session_db; + + /* Do this before the actual database call; it's easier to recover from */ + rv = nss_dbm_mdObject_factory(object, pError); + if( (NSSCKMDObject *)NULL == rv ) { + return (NSSCKMDObject *)NULL; + } + + if( CK_FALSE == isToken ) { + node = nss_ZNEW(session->arena, struct nss_dbm_dbt_node); + if( (struct nss_dbm_dbt_node *)NULL == node ) { + *pError = CKR_HOST_MEMORY; + return (NSSCKMDObject *)NULL; + } + } + + object->handle = nss_dbm_db_create_object(handyArenaPointer, which_db, + pTemplate, ulAttributeCount, + pError, &session->deviceError); + if( (nss_dbm_dbt_t *)NULL == object->handle ) { + return (NSSCKMDObject *)NULL; + } + + if( CK_FALSE == isToken ) { + node->dbt = object->handle; + /* Lock */ + { + *pError = NSSCKFWMutex_Lock(session->list_lock); + if( CKR_OK != *pError ) { + (void)nss_dbm_db_delete_object(object->handle); + return (NSSCKMDObject *)NULL; + } + + node->next = session->session_objects; + session->session_objects = node; + + *pError = NSSCKFWMutex_Unlock(session->list_lock); + } + } + + return rv; +} + +/* CopyObject isn't needed; the framework will use CreateObject */ + +static NSSCKMDFindObjects * +nss_dbm_mdSession_FindObjectsInit +( + NSSCKMDSession *mdSession, + NSSCKFWSession *fwSession, + NSSCKMDToken *mdToken, + NSSCKFWToken *fwToken, + NSSCKMDInstance *mdInstance, + NSSCKFWInstance *fwInstance, + CK_ATTRIBUTE_PTR pTemplate, + CK_ULONG ulAttributeCount, + CK_RV *pError +) +{ + nss_dbm_session_t *session = (nss_dbm_session_t *)mdSession->etc; + nss_dbm_token_t *token = (nss_dbm_token_t *)mdToken->etc; + NSSArena *arena; + nss_dbm_find_t *find; + NSSCKMDFindObjects *rv; + + arena = NSSArena_Create(); + if( (NSSArena *)NULL == arena ) { + *pError = CKR_HOST_MEMORY; + goto loser; + } + + find = nss_ZNEW(arena, nss_dbm_find_t); + if( (nss_dbm_find_t *)NULL == find ) { + *pError = CKR_HOST_MEMORY; + goto loser; + } + + find->arena = arena; + find->list_lock = NSSCKFWInstance_CreateMutex(fwInstance, arena, pError); + if( (NSSCKFWMutex *)NULL == find->list_lock ) { + goto loser; + } + + *pError = nss_dbm_db_find_objects(find, token->slot->token_db, pTemplate, + ulAttributeCount, &session->deviceError); + if( CKR_OK != *pError ) { + goto loser; + } + + *pError = nss_dbm_db_find_objects(find, token->session_db, pTemplate, + ulAttributeCount, &session->deviceError); + if( CKR_OK != *pError ) { + goto loser; + } + + rv = nss_dbm_mdFindObjects_factory(find, pError); + if( (NSSCKMDFindObjects *)NULL == rv ) { + goto loser; + } + + return rv; + + loser: + if( (NSSArena *)NULL != arena ) { + (void)NSSArena_Destroy(arena); + } + + return (NSSCKMDFindObjects *)NULL; +} + +/* SeedRandom is irrelevant */ +/* GetRandom is irrelevant */ + +NSS_IMPLEMENT NSSCKMDSession * +nss_dbm_mdSession_factory +( + nss_dbm_token_t *token, + NSSCKFWSession *fwSession, + NSSCKFWInstance *fwInstance, + CK_BBOOL rw, + CK_RV *pError +) +{ + NSSArena *arena; + nss_dbm_session_t *session; + NSSCKMDSession *rv; + + arena = NSSCKFWSession_GetArena(fwSession, pError); + + session = nss_ZNEW(arena, nss_dbm_session_t); + if( (nss_dbm_session_t *)NULL == session ) { + *pError = CKR_HOST_MEMORY; + return (NSSCKMDSession *)NULL; + } + + rv = nss_ZNEW(arena, NSSCKMDSession); + if( (NSSCKMDSession *)NULL == rv ) { + *pError = CKR_HOST_MEMORY; + return (NSSCKMDSession *)NULL; + } + + session->arena = arena; + session->token = token; + session->list_lock = NSSCKFWInstance_CreateMutex(fwInstance, arena, pError); + if( (NSSCKFWMutex *)NULL == session->list_lock ) { + return (NSSCKMDSession *)NULL; + } + + rv->etc = (void *)session; + rv->Close = nss_dbm_mdSession_Close; + rv->GetDeviceError = nss_dbm_mdSession_GetDeviceError; + /* Login isn't needed */ + /* Logout isn't needed */ + /* InitPIN is irrelevant */ + /* SetPIN is irrelevant */ + /* GetOperationStateLen is irrelevant */ + /* GetOperationState is irrelevant */ + /* SetOperationState is irrelevant */ + rv->CreateObject = nss_dbm_mdSession_CreateObject; + /* CopyObject isn't needed; the framework will use CreateObject */ + rv->FindObjectsInit = nss_dbm_mdSession_FindObjectsInit; + rv->null = NULL; + + return rv; +} |