1 /* 2 * Copyright (c) 1997-1998 by Sun Microsystems, Inc. 3 * All rights reserved. 4 */ 5 6 /* 7 * Copyright (c) 1985, 1986 Regents of the University of California. 8 * All rights reserved. The Berkeley software License Agreement 9 * specifies the terms and conditions for redistribution. 10 */ 11 12 /* 13 * Interface address, Internet version. One of these structures 14 * is allocated for each interface with an Internet address. 15 * The ifaddr structure contains the protocol-independent part 16 * of the structure and is assumed to be first. 17 */ 18 19 #ifndef _NETINET_IN_VAR_H 20 #define _NETINET_IN_VAR_H 21 22 #pragma ident "%Z%%M% %I% %E% SMI" 23 /* in_var.h 1.3 88/08/19 SMI; from UCB 7.1 6/5/86 */ 24 25 #ifdef __cplusplus 26 extern "C" { 27 #endif 28 29 struct in_ifaddr { 30 struct ifaddr ia_ifa; /* protocol-independent info */ 31 #define ia_addr ia_ifa.ifa_addr 32 #define ia_broadaddr ia_ifa.ifa_broadaddr 33 #define ia_dstaddr ia_ifa.ifa_dstaddr 34 #define ia_ifp ia_ifa.ifa_ifp 35 ulong_t ia_net; /* network number of interface */ 36 ulong_t ia_netmask; /* mask of net part */ 37 ulong_t ia_subnet; /* subnet number, including net */ 38 ulong_t ia_subnetmask; /* mask of net + subnet */ 39 struct in_addr ia_netbroadcast; /* broadcast addr for (logical) net */ 40 int ia_flags; 41 struct in_ifaddr *ia_next; /* next in list of internet addresses */ 42 }; 43 /* 44 * Given a pointer to an in_ifaddr (ifaddr), 45 * return a pointer to the addr as a sockadd_in. 46 */ 47 #define IA_SIN(ia) ((struct sockaddr_in *)(&((struct in_ifaddr *)ia)->ia_addr)) 48 /* 49 * ia_flags 50 */ 51 #define IFA_ROUTE 0x01 /* routing entry installed */ 52 53 #ifdef __cplusplus 54 } 55 #endif 56 57 #endif /* _NETINET_IN_VAR_H */ 58