CK_RV C_Logout(CK_SESSION_HANDLE hSession) /* the session's handle */
{
int ret = CKR_OK;
P11_SESSION *pSession = NULL;
P11_SLOT *pSlot = NULL;
log_trace(WHERE, "I: enter");
ret = p11_lock();
if (ret != CKR_OK)
{
log_trace(WHERE, "I: leave, p11_lock failed with %i",ret);
return ret;
}
log_trace(WHERE, "S: Logout (session %d)", hSession);
ret = p11_get_session(hSession, &pSession);
if (ret)
{
log_trace(WHERE, "E: Invalid session handle (%d)", hSession);
goto cleanup;
}
pSlot = p11_get_slot(pSession->hslot);
if (pSlot == NULL)
{
log_trace(WHERE, "E: Slot not found for session %d", hSession);
ret = CKR_SESSION_HANDLE_INVALID;
goto cleanup;
}
if (pSlot->login_type >= 0)
{
pSlot->login_type = -1;
//printf("We ask for cal_logout...\n");
ret = cal_logout(pSession->hslot);
//printf("We are done!\n");
}
else
ret = CKR_USER_NOT_LOGGED_IN;
/* TODO cleanup all active operations (see standard) */
/* TODO: invalidate all private objects */
/* TODO: destroy all private session objects (we only have private token objects and they are unreadable anyway) */
cleanup:
p11_unlock();
log_trace(WHERE, "I: leave, ret = %i",ret);
return ret;
}
CK_RV p11_close_all_sessions(CK_SLOT_ID slotID)
{
int ret = 0;
unsigned int i = 0;
P11_SLOT *pSlot = NULL;
P11_SESSION *pSession = NULL;
pSlot = p11_get_slot(slotID);
if (pSlot == NULL)
{
log_trace(WHERE, "E: Invalid slot (%d)", slotID);
ret = CKR_SLOT_ID_INVALID;
goto cleanup;
}
if (pSlot->nsessions == 0)
{
ret = CKR_OK;
goto cleanup;
}
//walk through all sessions and clean the ones related to this slot
for (i=0; (i < nSessions) && (pSession = &gpSessions[i]) ; i++)
{
if ( (pSession->inuse) && (pSession->hslot == slotID) )
{
if (pSlot->nsessions > 0)
pSlot->nsessions--;
if ((pSlot->nsessions == 0) && (pSlot->login_type >= 0) )
{
cal_logout(slotID);
pSlot->login_type = -1;
}
//clear data so it can be reused
pSession->inuse = 0;
pSession->flags = 0;
pSession->hslot = 0;
pSession->pdNotify = NULL;
pSession->pfNotify = NULL;
pSession->state = 0;
}
}
cleanup:
return (ret);
}
CK_RV p11_close_session(P11_SLOT* pSlot, P11_SESSION* pSession)
{
CK_RV ret = CKR_OK;
if (pSlot == NULL)
return ret;
if (pSlot->nsessions > 0)
pSlot->nsessions--;
if ((pSlot->nsessions < 1) && (pSlot->login_type >= 0) )
{
cal_logout(pSession->hslot);
pSlot->login_type = -1;
}
//disconnect this session to device
ret = cal_disconnect(pSession->hslot);
//clear data so it can be reused
if(pSession->Operation[P11_OPERATION_FIND].active) {
p11_clean_finddata(pSession->Operation[P11_OPERATION_FIND].pData);
free(pSession->Operation[P11_OPERATION_FIND].pData);
pSession->Operation[P11_OPERATION_FIND].pData = NULL;
pSession->Operation[P11_OPERATION_FIND].active = 0;
}
if(pSession->Operation[P11_OPERATION_DIGEST].active) {
free(pSession->Operation[P11_OPERATION_DIGEST].pData);
pSession->Operation[P11_OPERATION_DIGEST].pData = NULL;
pSession->Operation[P11_OPERATION_DIGEST].active = 0;
}
if(pSession->Operation[P11_OPERATION_SIGN].active) {
free(pSession->Operation[P11_OPERATION_SIGN].pData);
pSession->Operation[P11_OPERATION_SIGN].pData = NULL;
pSession->Operation[P11_OPERATION_SIGN].active = 0;
}
pSession->state = 0;
pSession->inuse = 0;
pSession->flags = 0;
pSession->hslot = 0;
pSession->pdNotify = NULL;
pSession->pfNotify = NULL;
return ret;
}