| /*- |
| * Copyright (c) 2009-2010 Lawrence Stewart <lstewart@freebsd.org> |
| * All rights reserved. |
| * |
| * This software was developed by Lawrence Stewart while studying at the Centre |
| * for Advanced Internet Architectures, Swinburne University of Technology, made |
| * possible in part by a grant from the Cisco University Research Program Fund |
| * at Community Foundation Silicon Valley. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * |
| * $FreeBSD$ |
| */ |
| |
| /* |
| * This software was first released in 2009 by Lawrence Stewart as part of the |
| * NewTCP research project at Swinburne University of Technology's Centre for |
| * Advanced Internet Architectures, Melbourne, Australia, which was made |
| * possible in part by a grant from the Cisco University Research Program Fund |
| * at Community Foundation Silicon Valley. More details are available at: |
| * http://caia.swin.edu.au/urp/newtcp/ |
| */ |
| |
| #ifndef TCPLP_NETINET_CC_MODULE_H_ |
| #define TCPLP_NETINET_CC_MODULE_H_ |
| |
| /* samkumar: This was already commented out in FreeBSD (I didn't do it). */ |
| /* |
| * Allows a CC algorithm to manipulate a commonly named CC variable regardless |
| * of the transport protocol and associated C struct. |
| * XXXLAS: Out of action until the work to support SCTP is done. |
| * |
| #define CCV(ccv, what) \ |
| (*( \ |
| (ccv)->type == IPPROTO_TCP ? &(ccv)->ccvc.tcp->what : \ |
| &(ccv)->ccvc.sctp->what \ |
| )) |
| */ |
| #define CCV(ccv, what) (ccv)->ccvc.tcp->what |
| |
| /* |
| * samkumar: I've commented this out (using #if 0) because our current TCPlp |
| * implementation hardcodes New Reno. Thus, we don't need FreeBSD's "module" |
| * mechanism to choose a congestion control algorithm. |
| */ |
| #if 0 |
| #define DECLARE_CC_MODULE(ccname, ccalgo) \ |
| static moduledata_t cc_##ccname = { \ |
| .name = #ccname, \ |
| .evhand = cc_modevent, \ |
| .priv = ccalgo \ |
| }; \ |
| DECLARE_MODULE(ccname, cc_##ccname, \ |
| SI_SUB_PROTO_IFATTACHDOMAIN, SI_ORDER_ANY) |
| |
| int cc_modevent(module_t mod, int type, void *data); |
| #endif |
| |
| #endif /* _NETINET_CC_MODULE_H_ */ |