137Srgrimes/*	$NetBSD: sprite.h,v 1.1 1999/11/23 05:28:22 mrg Exp $	*/
2234Snate
3234Snate/*-
4234Snate * SPDX-License-Identifier: BSD-4-Clause
54994Sache *
63159Sache * Copyright (c) 1988, 1989, 1990, 1993
74994Sache *	The Regents of the University of California.  All rights reserved.
82881Sache * Copyright (c) 1989 by Berkeley Softworks
93159Sache * All rights reserved.
102475Sache *
114994Sache * This code is derived from software contributed to Berkeley by
124994Sache * Adam de Boor.
134994Sache *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 *    notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 *    notice, this list of conditions and the following disclaimer in the
21 *    documentation and/or other materials provided with the distribution.
22 * 3. All advertising materials mentioning features or use of this software
23 *    must display the following acknowledgement:
24 *	This product includes software developed by the University of
25 *	California, Berkeley and its contributors.
26 * 4. Neither the name of the University nor the names of its contributors
27 *    may be used to endorse or promote products derived from this software
28 *    without specific prior written permission.
29 *
30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
33 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 * SUCH DAMAGE.
41 */
42
43/*
44 * sprite.h --
45 *
46 * Common constants and type declarations for Sprite.
47 */
48
49#ifndef _SPRITE
50#define _SPRITE
51
52
53/*
54 * A boolean type is defined as an integer, not an enum. This allows a
55 * boolean argument to be an expression that isn't strictly 0 or 1 valued.
56 */
57
58typedef int Boolean;
59#ifndef TRUE
60#define TRUE	1
61#endif /* TRUE */
62#ifndef FALSE
63#define FALSE	0
64#endif /* FALSE */
65
66/*
67 * Functions that must return a status can return a ReturnStatus to
68 * indicate success or type of failure.
69 */
70
71typedef int  ReturnStatus;
72
73/*
74 * The following statuses overlap with the first 2 generic statuses
75 * defined in status.h:
76 *
77 * SUCCESS			There was no error.
78 * FAILURE			There was a general error.
79 */
80
81#define	SUCCESS			0x00000000
82#define	FAILURE			0x00000001
83
84
85/*
86 * A nil pointer must be something that will cause an exception if
87 * referenced.  There are two nils: the kernels nil and the nil used
88 * by user processes.
89 */
90
91#define NIL 		~0
92#define USER_NIL 	0
93#ifndef NULL
94#define NULL	 	0
95#endif /* NULL */
96
97/*
98 * An address is just a pointer in C.  It is defined as a character pointer
99 * so that address arithmetic will work properly, a byte at a time.
100 */
101
102typedef char *Address;
103
104/*
105 * ClientData is an uninterpreted word.  It is defined as an int so that
106 * kdbx will not interpret client data as a string.  Unlike an "Address",
107 * client data will generally not be used in arithmetic.
108 * But we don't have kdbx anymore so we define it as void (christos)
109 */
110
111typedef void *ClientData;
112
113#endif /* _SPRITE */
114