diff options
Diffstat (limited to 'freebsd/sys/netinet/cc/cc_module.h')
| -rw-r--r-- | freebsd/sys/netinet/cc/cc_module.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/freebsd/sys/netinet/cc/cc_module.h b/freebsd/sys/netinet/cc/cc_module.h new file mode 100644 index 00000000..6da10df1 --- /dev/null +++ b/freebsd/sys/netinet/cc/cc_module.h @@ -0,0 +1,70 @@ +/*- + * 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 _NETINET_CC_MODULE_H_ +#define _NETINET_CC_MODULE_H_ + +/* + * 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 + +#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 /* _NETINET_CC_MODULE_H_ */ |