1258945Sroberto/* 2258945Sroberto * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") 3258945Sroberto * Copyright (C) 1999-2001 Internet Software Consortium. 4258945Sroberto * 5258945Sroberto * Permission to use, copy, modify, and/or distribute this software for any 6258945Sroberto * purpose with or without fee is hereby granted, provided that the above 7258945Sroberto * copyright notice and this permission notice appear in all copies. 8258945Sroberto * 9258945Sroberto * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10258945Sroberto * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11258945Sroberto * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12258945Sroberto * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13258945Sroberto * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14258945Sroberto * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15258945Sroberto * PERFORMANCE OF THIS SOFTWARE. 16258945Sroberto */ 17258945Sroberto 18258945Sroberto/* $Id: bufferlist.h,v 1.17 2007/06/19 23:47:18 tbox Exp $ */ 19258945Sroberto 20258945Sroberto#ifndef ISC_BUFFERLIST_H 21258945Sroberto#define ISC_BUFFERLIST_H 1 22258945Sroberto 23258945Sroberto/***** 24258945Sroberto ***** Module Info 25258945Sroberto *****/ 26258945Sroberto 27258945Sroberto/*! \file isc/bufferlist.h 28258945Sroberto * 29258945Sroberto * 30258945Sroberto *\brief Buffer lists have no synchronization. Clients must ensure exclusive 31258945Sroberto * access. 32258945Sroberto * 33258945Sroberto * \li Reliability: 34258945Sroberto * No anticipated impact. 35258945Sroberto 36258945Sroberto * \li Security: 37258945Sroberto * No anticipated impact. 38258945Sroberto * 39258945Sroberto * \li Standards: 40258945Sroberto * None. 41258945Sroberto */ 42258945Sroberto 43258945Sroberto/*** 44258945Sroberto *** Imports 45258945Sroberto ***/ 46258945Sroberto 47258945Sroberto#include <isc/lang.h> 48258945Sroberto#include <isc/types.h> 49258945Sroberto 50258945SrobertoISC_LANG_BEGINDECLS 51258945Sroberto 52258945Sroberto/*** 53258945Sroberto *** Functions 54258945Sroberto ***/ 55258945Sroberto 56258945Srobertounsigned int 57258945Srobertoisc_bufferlist_usedcount(isc_bufferlist_t *bl); 58258945Sroberto/*!< 59258945Sroberto * \brief Return the length of the sum of all used regions of all buffers in 60258945Sroberto * the buffer list 'bl' 61258945Sroberto * 62258945Sroberto * Requires: 63258945Sroberto * 64258945Sroberto *\li 'bl' is not NULL. 65258945Sroberto * 66258945Sroberto * Returns: 67258945Sroberto *\li sum of all used regions' lengths. 68258945Sroberto */ 69258945Sroberto 70258945Srobertounsigned int 71258945Srobertoisc_bufferlist_availablecount(isc_bufferlist_t *bl); 72258945Sroberto/*!< 73258945Sroberto * \brief Return the length of the sum of all available regions of all buffers in 74258945Sroberto * the buffer list 'bl' 75258945Sroberto * 76258945Sroberto * Requires: 77258945Sroberto * 78258945Sroberto *\li 'bl' is not NULL. 79258945Sroberto * 80258945Sroberto * Returns: 81258945Sroberto *\li sum of all available regions' lengths. 82258945Sroberto */ 83258945Sroberto 84258945SrobertoISC_LANG_ENDDECLS 85258945Sroberto 86258945Sroberto#endif /* ISC_BUFFERLIST_H */ 87