1 /* $NetBSD: sprite.h,v 1.1 1999/11/23 05:28:22 mrg Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-4-Clause 5 * 6 * Copyright (c) 1988, 1989, 1990, 1993 7 * The Regents of the University of California. All rights reserved. 8 * Copyright (c) 1989 by Berkeley Softworks 9 * All rights reserved. 10 * 11 * This code is derived from software contributed to Berkeley by 12 * Adam de Boor. 13 * 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 * from: @(#)sprite.h 8.1 (Berkeley) 6/6/93 43 */ 44 45 /* 46 * sprite.h -- 47 * 48 * Common constants and type declarations for Sprite. 49 */ 50 51 #ifndef _SPRITE 52 #define _SPRITE 53 54 55 /* 56 * A boolean type is defined as an integer, not an enum. This allows a 57 * boolean argument to be an expression that isn't strictly 0 or 1 valued. 58 */ 59 60 typedef int Boolean; 61 #ifndef TRUE 62 #define TRUE 1 63 #endif /* TRUE */ 64 #ifndef FALSE 65 #define FALSE 0 66 #endif /* FALSE */ 67 68 /* 69 * Functions that must return a status can return a ReturnStatus to 70 * indicate success or type of failure. 71 */ 72 73 typedef int ReturnStatus; 74 75 /* 76 * The following statuses overlap with the first 2 generic statuses 77 * defined in status.h: 78 * 79 * SUCCESS There was no error. 80 * FAILURE There was a general error. 81 */ 82 83 #define SUCCESS 0x00000000 84 #define FAILURE 0x00000001 85 86 87 /* 88 * A nil pointer must be something that will cause an exception if 89 * referenced. There are two nils: the kernels nil and the nil used 90 * by user processes. 91 */ 92 93 #define NIL ~0 94 #define USER_NIL 0 95 #ifndef NULL 96 #define NULL 0 97 #endif /* NULL */ 98 99 /* 100 * An address is just a pointer in C. It is defined as a character pointer 101 * so that address arithmetic will work properly, a byte at a time. 102 */ 103 104 typedef char *Address; 105 106 /* 107 * ClientData is an uninterpreted word. It is defined as an int so that 108 * kdbx will not interpret client data as a string. Unlike an "Address", 109 * client data will generally not be used in arithmetic. 110 * But we don't have kdbx anymore so we define it as void (christos) 111 */ 112 113 typedef void *ClientData; 114 115 #endif /* _SPRITE */ 116