1 /* 2 * Copyright (c) 1996, 1997 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that: (1) source code distributions 7 * retain the above copyright notice and this paragraph in its entirety, (2) 8 * distributions including binary code include the above copyright notice and 9 * this paragraph in its entirety in the documentation or other materials 10 * provided with the distribution, and (3) all advertising materials mentioning 11 * features or use of this software display the following acknowledgement: 12 * ``This product includes software developed by the University of California, 13 * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of 14 * the University nor the names of its contributors may be used to endorse 15 * or promote products derived from this software without specific prior 16 * written permission. 17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. 20 */ 21 22 #ifndef lint 23 static const char rcsid[] _U_ = 24 "@(#) $Header: /tcpdump/master/tcpdump/machdep.c,v 1.13 2003-12-15 03:53:21 guy Exp $ (LBL)"; 25 #endif 26 27 #ifdef HAVE_CONFIG_H 28 #include "config.h" 29 #endif 30 31 /* 32 * XXX - all we need, on platforms other than DEC OSF/1 (a/k/a Digital UNIX, 33 * a/k/a Tru64 UNIX), is "size_t", which is a standard C type; what do we 34 * need to do to get it defined? This is clearly wrong, as we shouldn't 35 * have to include UNIX or Windows system header files to get it. 36 */ 37 #include <tcpdump-stdinc.h> 38 39 #ifndef HAVE___ATTRIBUTE__ 40 #define __attribute__(x) 41 #endif /* HAVE___ATTRIBUTE__ */ 42 43 #ifdef __osf__ 44 #include <sys/sysinfo.h> 45 #include <sys/proc.h> 46 47 #if !defined(HAVE_SNPRINTF) 48 int snprintf(char *, size_t, const char *, ...) 49 __attribute__((format(printf, 3, 4))); 50 #endif /* !defined(HAVE_SNPRINTF) */ 51 #endif /* __osf__ */ 52 53 #include "machdep.h" 54 55 int 56 abort_on_misalignment(char *ebuf _U_, size_t ebufsiz _U_) 57 { 58 #ifdef __osf__ 59 static int buf[2] = { SSIN_UACPROC, UAC_SIGBUS }; 60 61 if (setsysinfo(SSI_NVPAIRS, (caddr_t)buf, 1, 0, 0) < 0) { 62 (void)snprintf(ebuf, ebufsiz, "setsysinfo: errno %d", errno); 63 return (-1); 64 } 65 #endif 66 return (0); 67 } 68