1 /* 2 * Copyright (c) 1982, 1986 Regents of the University of California. 3 * All rights reserved. 4 * 5 * %sccs.include.redist.c% 6 * 7 * @(#)un.h 7.7 (Berkeley) 06/28/90 8 */ 9 10 /* 11 * Definitions for UNIX IPC domain. 12 */ 13 struct sockaddr_un { 14 u_char sun_len; /* sockaddr len including null */ 15 u_char sun_family; /* AF_UNIX */ 16 char sun_path[104]; /* path name (gag) */ 17 }; 18 19 #ifdef KERNEL 20 int unp_discard(); 21 #else 22 23 /* actual length of an initialized sockaddr_un */ 24 #define SUN_LEN(su) \ 25 (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path)) 26 #endif 27