1 /* $NetBSD: compat_util.h,v 1.3 1997/10/10 01:47:01 fvdl Exp $ */ 2 3 /* 4 * Copyright (c) 1994 Christos Zoulas 5 * Copyright (c) 1995 Frank van der Linden 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 */ 31 32 #ifndef _COMPAT_UTIL_H_ 33 #define _COMPAT_UTIL_H_ 34 35 struct emul; 36 struct proc; 37 38 caddr_t stackgap_init __P((struct emul *)); 39 void *stackgap_alloc __P((caddr_t *, size_t)); 40 41 int emul_find __P((struct proc *, caddr_t *, const char *, char *, 42 char **, int)); 43 44 void compat_offseterr __P((struct vnode *, char *msg)); 45 46 #define CHECK_ALT_EXIST(p, sgp, root, path) \ 47 emul_find(p, sgp, root, path, &(path), 0) 48 49 #define CHECK_ALT_CREAT(p, sgp, root, path) \ 50 emul_find(p, sgp, root, path, &(path), 1) 51 52 #endif /* !_COMPAT_UTIL_H_ */ 53