1 /** $MirOS: src/sys/compat/common/compat_util.h,v 1.2 2005/03/06 21:27:28 tg Exp $ */ 2 /* $OpenBSD: compat_util.h,v 1.7 2002/03/14 01:26:49 millert Exp $ */ 3 /* $NetBSD: compat_util.h,v 1.1 1995/06/24 20:16:05 christos Exp $ */ 4 5 /* 6 * Copyright (c) 1994 Christos Zoulas 7 * Copyright (c) 1995 Frank van der Linden 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 * 32 */ 33 34 #ifndef _COMPAT_UTIL_H_ 35 #define _COMPAT_UTIL_H_ 36 37 #include <uvm/uvm_extern.h> 38 #include <sys/exec.h> 39 40 struct emul; 41 /* struct proc; */ 42 43 caddr_t stackgap_init(struct emul *); 44 void *stackgap_alloc(caddr_t *, size_t); 45 46 struct emul_flags_xtab { 47 unsigned long omask; 48 unsigned long oval; 49 unsigned long nval; 50 }; 51 52 int emul_find(struct proc *, caddr_t *, const char *, char *, 53 char **, int); 54 55 #define CHECK_ALT_EXIST(p, sgp, root, path) \ 56 emul_find(p, sgp, root, path, &(path), 0) 57 58 #define CHECK_ALT_CREAT(p, sgp, root, path) \ 59 emul_find(p, sgp, root, path, &(path), 1) 60 61 #endif /* !_COMPAT_UTIL_H_ */ 62