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55 lines
1.2 KiB
C
55 lines
1.2 KiB
C
/*
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* Copyright (C) 1999-2001, 2004, 2005, 2007, 2016 Internet Systems Consortium, Inc. ("ISC")
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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/* $Id: bufferlist.c,v 1.17 2007/06/19 23:47:17 tbox Exp $ */
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/*! \file */
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#include <config.h>
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#include <stddef.h>
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#include <isc/buffer.h>
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#include <isc/bufferlist.h>
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#include <isc/util.h>
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unsigned int
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isc_bufferlist_usedcount(isc_bufferlist_t *bl) {
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isc_buffer_t *buffer;
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unsigned int length;
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REQUIRE(bl != NULL);
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length = 0;
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buffer = ISC_LIST_HEAD(*bl);
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while (buffer != NULL) {
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REQUIRE(ISC_BUFFER_VALID(buffer));
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length += isc_buffer_usedlength(buffer);
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buffer = ISC_LIST_NEXT(buffer, link);
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}
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return (length);
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}
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unsigned int
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isc_bufferlist_availablecount(isc_bufferlist_t *bl) {
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isc_buffer_t *buffer;
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unsigned int length;
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REQUIRE(bl != NULL);
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length = 0;
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buffer = ISC_LIST_HEAD(*bl);
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while (buffer != NULL) {
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REQUIRE(ISC_BUFFER_VALID(buffer));
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length += isc_buffer_availablelength(buffer);
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buffer = ISC_LIST_NEXT(buffer, link);
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}
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return (length);
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}
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