1 /*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 1994 Christos Zoulas
5 * Copyright (c) 1995 Frank van der Linden
6 * Copyright (c) 1995 Scott Bartram
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. The name of the author may not be used to endorse or promote products
18 * derived from this software without specific prior written permission
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 * from: svr4_util.h,v 1.5 1994/11/18 02:54:31 christos Exp
32 * from: linux_util.h,v 1.2 1995/03/05 23:23:50 fvdl Exp
33 *
34 * $FreeBSD: releng/12.0/sys/i386/ibcs2/ibcs2_util.h 326260 2017-11-27 15:08:52Z pfg $
35 */
36
37 /*
38 * This file is pretty much the same as Christos' svr4_util.h
39 * (for now).
40 */
41
42 #ifndef _IBCS2_UTIL_H_
43 #define _IBCS2_UTIL_H_
44
45 #include <sys/proc.h>
46 #include <sys/uio.h>
47
48 #ifdef DEBUG_IBCS2
49 #define DPRINTF(a) printf a;
50 #else
51 #define DPRINTF(a)
52 #endif
53
54 extern const char ibcs2_emul_path[];
55
56 int ibcs2_emul_find(struct thread *, char *, enum uio_seg, char **, int);
57
58 #define CHECKALT(td, upath, pathp, i) \
59 do { \
60 int _error; \
61 \
62 _error = ibcs2_emul_find(td, upath, UIO_USERSPACE, pathp, i); \
63 if (*(pathp) == NULL) \
64 return (_error); \
65 } while (0)
66
67 #define CHECKALTEXIST(td, upath, pathp) CHECKALT(td, upath, pathp, 0)
68 #define CHECKALTCREAT(td, upath, pathp) CHECKALT(td, upath, pathp, 1)
69
70 #ifdef SPX_HACK
71 int spx_open(struct thread *td);
72 #endif
73
74 #endif /* !_IBCS2_UTIL_H_ */
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