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86 lines
1.9 KiB
C
86 lines
1.9 KiB
C
/*
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* Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")
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* Copyright (C) 1999-2001 Internet Software Consortium.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
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* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
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* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
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* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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/* $Id: bufferlist.h,v 1.17 2007/06/19 23:47:18 tbox Exp $ */
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#ifndef ISC_BUFFERLIST_H
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#define ISC_BUFFERLIST_H 1
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/*****
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***** Module Info
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*****/
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/*! \file isc/bufferlist.h
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*
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*
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*\brief Buffer lists have no synchronization. Clients must ensure exclusive
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* access.
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*
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* \li Reliability:
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* No anticipated impact.
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* \li Security:
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* No anticipated impact.
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*
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* \li Standards:
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* None.
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*/
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/***
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*** Imports
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***/
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#include <isc/lang.h>
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#include <isc/types.h>
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ISC_LANG_BEGINDECLS
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/***
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*** Functions
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***/
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unsigned int
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isc_bufferlist_usedcount(isc_bufferlist_t *bl);
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/*!<
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* \brief Return the length of the sum of all used regions of all buffers in
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* the buffer list 'bl'
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*
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* Requires:
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*
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*\li 'bl' is not NULL.
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*
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* Returns:
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*\li sum of all used regions' lengths.
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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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/*!<
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* \brief Return the length of the sum of all available regions of all buffers in
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* the buffer list 'bl'
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*
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* Requires:
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*
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*\li 'bl' is not NULL.
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*
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* Returns:
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*\li sum of all available regions' lengths.
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*/
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ISC_LANG_ENDDECLS
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#endif /* ISC_BUFFERLIST_H */
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