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