/* $NetBSD: bufferlist.c,v 1.1.4.2 2024/02/29 11:39:00 martin Exp $ */ /* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * SPDX-License-Identifier: MPL-2.0 * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, you can obtain one at https://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ /*! \file */ #include #include #include #include unsigned int isc_bufferlist_usedcount(isc_bufferlist_t *bl) { isc_buffer_t *buffer; unsigned int length; REQUIRE(bl != NULL); length = 0; buffer = ISC_LIST_HEAD(*bl); while (buffer != NULL) { REQUIRE(ISC_BUFFER_VALID(buffer)); length += isc_buffer_usedlength(buffer); buffer = ISC_LIST_NEXT(buffer, link); } return (length); } unsigned int isc_bufferlist_availablecount(isc_bufferlist_t *bl) { isc_buffer_t *buffer; unsigned int length; REQUIRE(bl != NULL); length = 0; buffer = ISC_LIST_HEAD(*bl); while (buffer != NULL) { REQUIRE(ISC_BUFFER_VALID(buffer)); length += isc_buffer_availablelength(buffer); buffer = ISC_LIST_NEXT(buffer, link); } return (length); }