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d047984351
Subnets are represented in the routing table as a set of binary routing nets using the standard netmask algorythm. The code produces the minimum possible set of standard netmasks and net addresses to be able to represent a given netrange.
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
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* Copyright (c) 1990,1991 Regents of The University of Michigan.
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* All Rights Reserved.
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*
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* Permission to use, copy, modify, and distribute this software and
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* its documentation for any purpose and without fee is hereby granted,
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* provided that the above copyright notice appears in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation, and that the name of The University
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* of Michigan not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission. This software is supplied as is without expressed or
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* implied warranties of any kind.
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*
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* Research Systems Unix Group
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* The University of Michigan
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* c/o Mike Clark
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* 535 W. William Street
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* Ann Arbor, Michigan
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* +1-313-763-0525
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* netatalk@itd.umich.edu
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*/
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#ifndef _NETATALK_AT_VAR_H_
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#define _NETATALK_AT_VAR_H_ 1
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/*
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* For phase2, we need to keep not only our address on an interface,
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* but also the legal networks on the interface.
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*/
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struct at_ifaddr {
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struct ifaddr aa_ifa;
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# define aa_ifp aa_ifa.ifa_ifp
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struct sockaddr_at aa_addr;
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struct sockaddr_at aa_broadaddr;
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# define aa_dstaddr aa_broadaddr;
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struct sockaddr_at aa_netmask;
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int aa_flags;
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u_short aa_firstnet, aa_lastnet;
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int aa_probcnt;
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struct at_ifaddr *aa_next;
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};
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struct at_aliasreq {
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char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
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struct sockaddr_at ifra_addr;
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struct sockaddr_at ifra_broadaddr;
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#define ifra_dstaddr ifra_broadaddr
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struct sockaddr_at ifra_mask;
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};
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#define AA_SAT(aa) \
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(&(aa->aa_addr))
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#define satosat(sa) ((struct sockaddr_at *)(sa))
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#define AFA_ROUTE 0x0001
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#define AFA_PROBING 0x0002
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#define AFA_PHASE2 0x0004
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#ifdef KERNEL
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struct at_ifaddr *at_ifaddr;
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struct ifqueue atintrq1, atintrq2;
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int atdebug;
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#endif
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#endif /* _NETATALK_AT_VAR_H_ */
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