50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/* @(#)in_var.h 1.1 94/10/31 SMI; from UCB 7.1 6/5/86 */
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/*
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* Copyright (c) 1985, 1986 Regents of the University of California.
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* All rights reserved. The Berkeley software License Agreement
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* specifies the terms and conditions for redistribution.
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*/
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/*
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* Interface address, Internet version. One of these structures
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* is allocated for each interface with an Internet address.
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* The ifaddr structure contains the protocol-independent part
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* of the structure and is assumed to be first.
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*/
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#ifndef _netinet_in_var_h
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#define _netinet_in_var_h
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struct in_ifaddr {
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struct ifaddr ia_ifa; /* protocol-independent info */
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#define ia_addr ia_ifa.ifa_addr
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#define ia_broadaddr ia_ifa.ifa_broadaddr
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#define ia_dstaddr ia_ifa.ifa_dstaddr
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#define ia_ifp ia_ifa.ifa_ifp
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u_long ia_net; /* network number of interface */
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u_long ia_netmask; /* mask of net part */
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u_long ia_subnet; /* subnet number, including net */
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u_long ia_subnetmask; /* mask of net + subnet */
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struct in_addr ia_netbroadcast; /* broadcast addr for (logical) net */
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int ia_flags;
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struct in_ifaddr *ia_next; /* next in list of internet addresses */
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};
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/*
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* Given a pointer to an in_ifaddr (ifaddr),
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* return a pointer to the addr as a sockadd_in.
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*/
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#define IA_SIN(ia) ((struct sockaddr_in *)(&((struct in_ifaddr *)ia)->ia_addr))
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/*
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* ia_flags
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*/
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#define IFA_ROUTE 0x01 /* routing entry installed */
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#ifdef KERNEL
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struct in_ifaddr *in_ifaddr;
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struct in_ifaddr *in_iaonnetof();
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struct ifqueue ipintrq; /* ip packet input queue */
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#endif
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#endif /*!_netinet_in_var_h*/
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