376 	struct tee_tadb_ta_write *ta;  in tee_tadb_ta_create()  local
382 	ta = calloc(1, sizeof(*ta));  in tee_tadb_ta_create()
383 	if (!ta)  in tee_tadb_ta_create()
386 	res = tee_tadb_open(&ta->db);  in tee_tadb_ta_create()
396 	res = populate_files(ta->db);  in tee_tadb_ta_create()
400 	if (ta->db->files) {  in tee_tadb_ta_create()
401 		bit_ffc(ta->db->files, ta->db->nbits, &i);  in tee_tadb_ta_create()
403 			i = ta->db->nbits;  in tee_tadb_ta_create()
406 	res = set_file(ta->db, i);  in tee_tadb_ta_create()
412 	ta->entry.file_number = i;  in tee_tadb_ta_create()
413 	ta->entry.prop = *property;  in tee_tadb_ta_create()
415 	res = crypto_rng_read(ta->entry.iv, sizeof(ta->entry.iv));  in tee_tadb_ta_create()
419 	res = crypto_rng_read(ta->entry.key, sizeof(ta->entry.key));  in tee_tadb_ta_create()
423 	res = ta_operation_open(OPTEE_RPC_FS_CREATE, ta->entry.file_number,  in tee_tadb_ta_create()
424 				&ta->fd);  in tee_tadb_ta_create()
428 	res = tadb_authenc_init(TEE_MODE_ENCRYPT, &ta->entry, &ta->ctx);  in tee_tadb_ta_create()
432 	*ta_ret = ta;  in tee_tadb_ta_create()
439 	tadb_put(ta->db);  in tee_tadb_ta_create()
441 	free(ta);  in tee_tadb_ta_create()
446 TEE_Result tee_tadb_ta_write(struct tee_tadb_ta_write *ta, const void *buf,  in tee_tadb_ta_write()  argument
458 		res = tee_fs_rpc_write_init(&op, OPTEE_RPC_CMD_FS, ta->fd,  in tee_tadb_ta_write()
459 					    ta->pos, wl, &wb);  in tee_tadb_ta_write()
463 		res = tadb_update_payload(ta->ctx, TEE_MODE_ENCRYPT,  in tee_tadb_ta_write()
474 		ta->pos += wl;  in tee_tadb_ta_write()
480 void tee_tadb_ta_close_and_delete(struct tee_tadb_ta_write *ta)  in tee_tadb_ta_close_and_delete()  argument
482 	crypto_authenc_final(ta->ctx);  in tee_tadb_ta_close_and_delete()
483 	crypto_authenc_free_ctx(ta->ctx);  in tee_tadb_ta_close_and_delete()
484 	tee_fs_rpc_close(OPTEE_RPC_CMD_FS, ta->fd);  in tee_tadb_ta_close_and_delete()
485 	ta_operation_remove(ta->entry.file_number);  in tee_tadb_ta_close_and_delete()
488 	clear_file(ta->db, ta->entry.file_number);  in tee_tadb_ta_close_and_delete()
491 	tadb_put(ta->db);  in tee_tadb_ta_close_and_delete()
492 	free(ta);  in tee_tadb_ta_close_and_delete()
543 TEE_Result tee_tadb_ta_close_and_commit(struct tee_tadb_ta_write *ta)  in tee_tadb_ta_close_and_commit()  argument
547 	size_t sz = sizeof(ta->entry.tag);  in tee_tadb_ta_close_and_commit()
552 	res = crypto_authenc_enc_final(ta->ctx, NULL, 0, NULL, &dsz,  in tee_tadb_ta_close_and_commit()
553 				       ta->entry.tag, &sz);  in tee_tadb_ta_close_and_commit()
557 	tee_fs_rpc_close(OPTEE_RPC_CMD_FS, ta->fd);  in tee_tadb_ta_close_and_commit()
567 	res = find_ent(ta->db, &ta->entry.prop.uuid, &idx, &old_ent);  in tee_tadb_ta_close_and_commit()
571 		res = find_free_ent_idx(ta->db, &idx);  in tee_tadb_ta_close_and_commit()
575 	res = write_ent(ta->db, idx, &ta->entry);  in tee_tadb_ta_close_and_commit()
579 		clear_file(ta->db, old_ent.file_number);  in tee_tadb_ta_close_and_commit()
582 	crypto_authenc_final(ta->ctx);  in tee_tadb_ta_close_and_commit()
583 	crypto_authenc_free_ctx(ta->ctx);  in tee_tadb_ta_close_and_commit()
584 	tadb_put(ta->db);  in tee_tadb_ta_close_and_commit()
585 	free(ta);  in tee_tadb_ta_close_and_commit()
593 	tee_tadb_ta_close_and_delete(ta);  in tee_tadb_ta_close_and_commit()
637 	struct tee_tadb_ta_read *ta = NULL;  in tee_tadb_ta_open()  local
642 	ta = calloc(1, sizeof(*ta));  in tee_tadb_ta_open()
643 	if (!ta)  in tee_tadb_ta_open()
646 	res = tee_tadb_open(&ta->db);  in tee_tadb_ta_open()
651 	res = find_ent(ta->db, uuid, &idx, &ta->entry);  in tee_tadb_ta_open()
656 	res = ta_operation_open(OPTEE_RPC_FS_OPEN, ta->entry.file_number,  in tee_tadb_ta_open()
657 				&ta->fd);  in tee_tadb_ta_open()
661 	res = tadb_authenc_init(TEE_MODE_DECRYPT, &ta->entry, &ta->ctx);  in tee_tadb_ta_open()
665 	*ta_ret = ta;  in tee_tadb_ta_open()
669 	tadb_put(ta->db);  in tee_tadb_ta_open()
671 	free(ta);  in tee_tadb_ta_open()
676 tee_tadb_ta_get_property(struct tee_tadb_ta_read *ta)  in tee_tadb_ta_get_property()  argument
678 	return &ta->entry.prop;  in tee_tadb_ta_get_property()
681 TEE_Result tee_tadb_get_tag(struct tee_tadb_ta_read *ta, uint8_t *tag,  in tee_tadb_get_tag()  argument
684 	if (!tag || *tag_len < sizeof(ta->entry.tag)) {  in tee_tadb_get_tag()
685 		*tag_len = sizeof(ta->entry.tag);  in tee_tadb_get_tag()
688 	*tag_len = sizeof(ta->entry.tag);  in tee_tadb_get_tag()
690 	memcpy(tag, ta->entry.tag, sizeof(ta->entry.tag));  in tee_tadb_get_tag()
695 static TEE_Result ta_load(struct tee_tadb_ta_read *ta)  in ta_load()  argument
699 	const size_t sz = ta->entry.prop.custom_size + ta->entry.prop.bin_size;  in ta_load()
701 	if (ta->ta_mobj)  in ta_load()
704 	ta->ta_mobj = thread_rpc_alloc_payload(sz);  in ta_load()
705 	if (!ta->ta_mobj)  in ta_load()
708 	ta->ta_buf = mobj_get_va(ta->ta_mobj, 0, sz);  in ta_load()
709 	assert(ta->ta_buf);  in ta_load()
711 	params[0] = THREAD_PARAM_VALUE(IN, OPTEE_RPC_FS_READ, ta->fd, 0);  in ta_load()
712 	params[1] = THREAD_PARAM_MEMREF(OUT, ta->ta_mobj, 0, sz);  in ta_load()
716 		thread_rpc_free_payload(ta->ta_mobj);  in ta_load()
717 		ta->ta_mobj = NULL;  in ta_load()
722 TEE_Result tee_tadb_ta_read(struct tee_tadb_ta_read *ta, void *buf_core,  in tee_tadb_ta_read()  argument
726 	const size_t sz = ta->entry.prop.custom_size + ta->entry.prop.bin_size;  in tee_tadb_ta_read()
727 	size_t l = MIN(*len, sz - ta->pos);  in tee_tadb_ta_read()
734 	res = ta_load(ta);  in tee_tadb_ta_read()
757 		res = tadb_update_payload(ta->ctx, TEE_MODE_DECRYPT,  in tee_tadb_ta_read()
758 					  ta->ta_buf + ta->pos + num_bytes,  in tee_tadb_ta_read()
772 	ta->pos += l;  in tee_tadb_ta_read()
773 	if (ta->pos == sz) {  in tee_tadb_ta_read()
776 		res = crypto_authenc_dec_final(ta->ctx, NULL, 0, NULL, &dl,  in tee_tadb_ta_read()
777 					       ta->entry.tag, TADB_TAG_SIZE);  in tee_tadb_ta_read()
787 void tee_tadb_ta_close(struct tee_tadb_ta_read *ta)  in tee_tadb_ta_close()  argument
789 	crypto_authenc_final(ta->ctx);  in tee_tadb_ta_close()
790 	crypto_authenc_free_ctx(ta->ctx);  in tee_tadb_ta_close()
791 	if (ta->ta_mobj)  in tee_tadb_ta_close()
792 		thread_rpc_free_payload(ta->ta_mobj);  in tee_tadb_ta_close()
793 	tee_fs_rpc_close(OPTEE_RPC_CMD_FS, ta->fd);  in tee_tadb_ta_close()
794 	tadb_put(ta->db);  in tee_tadb_ta_close()
795 	free(ta);  in tee_tadb_ta_close()