Function cmap_iter_next

lib/cmap.c:878–936

}

cs_error_t cmap_iter_next(
		cmap_handle_t handle,
		cmap_iter_handle_t iter_handle,
		char key_name[],
		size_t *value_len,
		cmap_value_types_t *type)
{
	cs_error_t error;
	struct iovec iov;
	struct cmap_inst *cmap_inst;
	struct req_lib_cmap_iter_next req_lib_cmap_iter_next;
	struct res_lib_cmap_iter_next res_lib_cmap_iter_next;

	if (key_name == NULL) {
		return (CS_ERR_INVALID_PARAM);
	}

	error = hdb_error_to_cs(hdb_handle_get (&cmap_handle_t_db, handle, (void *)&cmap_inst));
	if (error != CS_OK) {
		return (error);
	}

	memset(&req_lib_cmap_iter_next, 0, sizeof(req_lib_cmap_iter_next));
	req_lib_cmap_iter_next.header.size = sizeof(req_lib_cmap_iter_next);
	req_lib_cmap_iter_next.header.id = MESSAGE_REQ_CMAP_ITER_NEXT;
	req_lib_cmap_iter_next.iter_handle = iter_handle;

	iov.iov_base = (char *)&req_lib_cmap_iter_next;
	iov.iov_len = sizeof(req_lib_cmap_iter_next);

	error = qb_to_cs_error(qb_ipcc_sendv_recv(
		cmap_inst->c,
		&iov,
		1,
		&res_lib_cmap_iter_next,
		sizeof (struct res_lib_cmap_iter_next), CS_IPC_TIMEOUT_MS));

	if (error == CS_OK) {
		error = res_lib_cmap_iter_next.header.error;
	}

	if (error == CS_OK) {
		memcpy(key_name, (const char *)res_lib_cmap_iter_next.key_name.value,
		    res_lib_cmap_iter_next.key_name.length);
		key_name[res_lib_cmap_iter_next.key_name.length] = '\0';

		if (value_len != NULL) {
			*value_len = res_lib_cmap_iter_next.value_len;
		}

		if (type != NULL) {
			*type = res_lib_cmap_iter_next.type;
		}
	}

	(void)hdb_handle_put (&cmap_handle_t_db, handle);

	return (error);