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891b8ed467
throughout the source tree. Requested by: Grenville Armitage, Director of CAIA at Swinburne University of Technology MFC after: 3 days
77 lines
3.0 KiB
C
77 lines
3.0 KiB
C
/*-
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* Copyright (c) 2010 Lawrence Stewart <lstewart@freebsd.org>
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* Copyright (c) 2010 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Lawrence Stewart while studying at the Centre
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* for Advanced Internet Architectures, Swinburne University of Technology, made
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* possible in part by grants from the FreeBSD Foundation and Cisco University
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* Research Program Fund at Community Foundation Silicon Valley.
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*
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* Portions of this software were developed at the Centre for Advanced
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* Internet Architectures, Swinburne University of Technology, Melbourne,
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* Australia by Lawrence Stewart under sponsorship from the FreeBSD Foundation.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/*
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* A KPI for managing kernel helper modules which perform useful functionality
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* within the kernel. Originally released as part of the NewTCP research project
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* at Swinburne University of Technology's Centre for Advanced Internet
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* Architectures, Melbourne, Australia, which was made possible in part by a
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* grant from the Cisco University Research Program Fund at Community Foundation
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* Silicon Valley. More details are available at:
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* http://caia.swin.edu.au/urp/newtcp/
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*/
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#ifndef _SYS_KHELP_H_
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#define _SYS_KHELP_H_
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struct helper;
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struct hookinfo;
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struct osd;
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/* Helper classes. */
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#define HELPER_CLASS_TCP 0x00000001
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/* Public KPI functions. */
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int khelp_register_helper(struct helper *h);
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int khelp_deregister_helper(struct helper *h);
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int khelp_init_osd(uint32_t classes, struct osd *hosd);
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int khelp_destroy_osd(struct osd *hosd);
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void * khelp_get_osd(struct osd *hosd, int32_t id);
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int32_t khelp_get_id(char *hname);
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int khelp_add_hhook(struct hookinfo *hki, uint32_t flags);
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int khelp_remove_hhook(struct hookinfo *hki);
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#endif /* _SYS_KHELP_H_ */
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