389     psa_key_slot_t *slot = NULL;  in psa_get_and_lock_key_slot_in_memory()  local
392         slot = get_volatile_key_slot(key_id);  in psa_get_and_lock_key_slot_in_memory()
396         if (slot != NULL &&  in psa_get_and_lock_key_slot_in_memory()
397             slot->state == PSA_SLOT_FULL &&  in psa_get_and_lock_key_slot_in_memory()
398             mbedtls_svc_key_id_equal(key, slot->attr.id)) {  in psa_get_and_lock_key_slot_in_memory()
409             slot = get_persistent_key_slot(slot_idx);  in psa_get_and_lock_key_slot_in_memory()
411             if ((slot->state == PSA_SLOT_FULL) &&  in psa_get_and_lock_key_slot_in_memory()
412                 (mbedtls_svc_key_id_equal(key, slot->attr.id))) {  in psa_get_and_lock_key_slot_in_memory()
421         status = psa_register_read(slot);  in psa_get_and_lock_key_slot_in_memory()
423             *p_slot = slot;  in psa_get_and_lock_key_slot_in_memory()
460             psa_key_slot_t *slot = get_key_slot(slice_idx, slot_idx);  in psa_wipe_all_key_slots()  local
475             if (slot->state == PSA_SLOT_EMPTY) {  in psa_wipe_all_key_slots()
479             slot->var.occupied.registered_readers = 1;  in psa_wipe_all_key_slots()
480             slot->state = PSA_SLOT_PENDING_DELETION;  in psa_wipe_all_key_slots()
481             (void) psa_wipe_key_slot(slot);  in psa_wipe_all_key_slots()
527     psa_key_slot_t *slot = &slice[slot_idx];  in psa_allocate_volatile_key_slot()  local
528     size_t next_free = slot_idx + 1 + slot->var.free.next_free_relative_to_next;  in psa_allocate_volatile_key_slot()
535     slot->var.free.next_free_relative_to_next = 0;  in psa_allocate_volatile_key_slot()
537     psa_status_t status = psa_key_slot_state_transition(slot,  in psa_allocate_volatile_key_slot()
549     *p_slot = slot;  in psa_allocate_volatile_key_slot()
551     slot->slice_index = (uint8_t) slice_idx;  in psa_allocate_volatile_key_slot()
556                                psa_key_slot_t *slot)  in psa_free_key_slot()  argument
570     if (slot < slice || slot >= slice_end) {  in psa_free_key_slot()
579     size_t slot_idx = slot - slice;  in psa_free_key_slot()
588     slot->var.free.next_free_relative_to_next =  in psa_free_key_slot()
619         psa_key_slot_t *slot = get_key_slot(KEY_SLOT_CACHE_SLICE_INDEX, slot_idx);  in psa_reserve_free_key_slot()  local
620         if (slot->state == PSA_SLOT_EMPTY) {  in psa_reserve_free_key_slot()
621             selected_slot = slot;  in psa_reserve_free_key_slot()
626             (slot->state == PSA_SLOT_FULL) &&  in psa_reserve_free_key_slot()
627             (!psa_key_slot_has_readers(slot)) &&  in psa_reserve_free_key_slot()
628             (!PSA_KEY_LIFETIME_IS_VOLATILE(slot->attr.lifetime))) {  in psa_reserve_free_key_slot()
629             unused_persistent_key_slot = slot;  in psa_reserve_free_key_slot()
682 static psa_status_t psa_load_persistent_key_into_slot(psa_key_slot_t *slot)  in psa_load_persistent_key_into_slot()  argument
688     status = psa_load_persistent_key(&slot->attr,  in psa_load_persistent_key_into_slot()
699     if (psa_get_se_driver(slot->attr.lifetime, &drv, &drv_context)) {  in psa_load_persistent_key_into_slot()
708             slot, data->slot_number, sizeof(data->slot_number));  in psa_load_persistent_key_into_slot()
713     status = psa_copy_key_material_into_slot(slot, key_data, key_data_length);  in psa_load_persistent_key_into_slot()
726 static psa_status_t psa_load_builtin_key_into_slot(psa_key_slot_t *slot)  in psa_load_builtin_key_into_slot()  argument
736             MBEDTLS_SVC_KEY_ID_GET_KEY_ID(slot->attr.id))) {  in psa_load_builtin_key_into_slot()
742         slot->attr.id, &lifetime, &slot_number);  in psa_load_builtin_key_into_slot()
749     psa_set_key_id(&attributes, slot->attr.id);  in psa_load_builtin_key_into_slot()
775     status = psa_allocate_buffer_to_slot(slot, key_buffer_size);  in psa_load_builtin_key_into_slot()
782         slot->key.data, slot->key.bytes, &key_buffer_length);  in psa_load_builtin_key_into_slot()
788     slot->key.bytes = key_buffer_length;  in psa_load_builtin_key_into_slot()
789     slot->attr = attributes;  in psa_load_builtin_key_into_slot()
792         psa_remove_key_data_from_memory(slot);  in psa_load_builtin_key_into_slot()
891 psa_status_t psa_unregister_read(psa_key_slot_t *slot)  in psa_unregister_read()  argument
893     if (slot == NULL) {  in psa_unregister_read()
896     if ((slot->state != PSA_SLOT_FULL) &&  in psa_unregister_read()
897         (slot->state != PSA_SLOT_PENDING_DELETION)) {  in psa_unregister_read()
903     if ((slot->state == PSA_SLOT_PENDING_DELETION) &&  in psa_unregister_read()
904         (slot->var.occupied.registered_readers == 1)) {  in psa_unregister_read()
905         return psa_wipe_key_slot(slot);  in psa_unregister_read()
908     if (psa_key_slot_has_readers(slot)) {  in psa_unregister_read()
909         slot->var.occupied.registered_readers--;  in psa_unregister_read()
921     MBEDTLS_TEST_HOOK_TEST_ASSERT(psa_key_slot_has_readers(slot));  in psa_unregister_read()
925 psa_status_t psa_unregister_read_under_mutex(psa_key_slot_t *slot)  in psa_unregister_read_under_mutex()  argument
935     status = psa_unregister_read(slot);  in psa_unregister_read_under_mutex()
992     psa_key_slot_t *slot;  in psa_open_key()  local
994     status = psa_get_and_lock_key_slot(key, &slot);  in psa_open_key()
1006     return psa_unregister_read_under_mutex(slot);  in psa_open_key()
1018     psa_key_slot_t *slot;  in psa_close_key()  local
1031     status = psa_get_and_lock_key_slot_in_memory(handle, &slot);  in psa_close_key()
1043     if (slot->var.occupied.registered_readers == 1) {  in psa_close_key()
1044         status = psa_wipe_key_slot(slot);  in psa_close_key()
1046         status = psa_unregister_read(slot);  in psa_close_key()
1059     psa_key_slot_t *slot;  in psa_purge_key()  local
1068     status = psa_get_and_lock_key_slot_in_memory(key, &slot);  in psa_purge_key()
1077     if ((!PSA_KEY_LIFETIME_IS_VOLATILE(slot->attr.lifetime)) &&  in psa_purge_key()
1078         (slot->var.occupied.registered_readers == 1)) {  in psa_purge_key()
1079         status = psa_wipe_key_slot(slot);  in psa_purge_key()
1081         status = psa_unregister_read(slot);  in psa_purge_key()
1102             const psa_key_slot_t *slot = get_key_slot(slice_idx, slot_idx);  in mbedtls_psa_get_stats()  local
1103             if (slot->state == PSA_SLOT_EMPTY) {  in mbedtls_psa_get_stats()
1107             if (psa_key_slot_has_readers(slot)) {  in mbedtls_psa_get_stats()
1110             if (PSA_KEY_LIFETIME_IS_VOLATILE(slot->attr.lifetime)) {  in mbedtls_psa_get_stats()
1113                 psa_key_id_t id = MBEDTLS_SVC_KEY_ID_GET_KEY_ID(slot->attr.id);  in mbedtls_psa_get_stats()
1119             if (PSA_KEY_LIFETIME_GET_LOCATION(slot->attr.lifetime) !=  in mbedtls_psa_get_stats()
1121                 psa_key_id_t id = MBEDTLS_SVC_KEY_ID_GET_KEY_ID(slot->attr.id);  in mbedtls_psa_get_stats()