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 /* in_var.h 1.3 88/08/19 SMI; from UCB 7.1 6/5/86 */ 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 struct in_ifaddr { 29 struct ifaddr ia_ifa; /* protocol-independent info */ 30 #define ia_addr ia_ifa.ifa_addr 31 #define ia_broadaddr ia_ifa.ifa_broadaddr 32 #define ia_dstaddr ia_ifa.ifa_dstaddr 33 #define ia_ifp ia_ifa.ifa_ifp 34 ulong_t ia_net; /* network number of interface */ 35 ulong_t ia_netmask; /* mask of net part */ 36 ulong_t ia_subnet; /* subnet number, including net */ 37 ulong_t ia_subnetmask; /* mask of net + subnet */ 38 struct in_addr ia_netbroadcast; /* broadcast addr for (logical) net */ 39 int ia_flags; 40 struct in_ifaddr *ia_next; /* next in list of internet addresses */ 41 }; 42 /* 43 * Given a pointer to an in_ifaddr (ifaddr), 44 * return a pointer to the addr as a sockadd_in. 45 */ 46 #define IA_SIN(ia) ((struct sockaddr_in *)(&((struct in_ifaddr *)ia)->ia_addr)) 47 /* 48 * ia_flags 49 */ 50 #define IFA_ROUTE 0x01 /* routing entry installed */ 51 52 #ifdef __cplusplus 53 } 54 #endif 55 56 #endif /* _NETINET_IN_VAR_H */ 57