sbin/rcorder/sprite.h

   1 /*
   2  * Copyright (c) 1988, 1989, 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  * Copyright (c) 1989 by Berkeley Softworks
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to Berkeley by
   8  * Adam de Boor.
   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. All advertising materials mentioning features or use of this software
  19  *    must display the following acknowledgement:
  20  *      This product includes software developed by the University of
  21  *      California, Berkeley and its contributors.
  22  * 4. Neither the name of the University nor the names of its contributors
  23  *    may be used to endorse or promote products derived from this software
  24  *    without specific prior written permission.
  25  *
  26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  36  * SUCH DAMAGE.
  37  *
  38  *      from: @(#)sprite.h      8.1 (Berkeley) 6/6/93
  39  *      $NetBSD: sprite.h,v 1.1 1999/11/23 05:28:22 mrg Exp $
  40  *      $DragonFly: src/sbin/rcorder/sprite.h,v 1.1 2003/07/24 06:35:38 dillon Exp $
  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
  58 typedef 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
  71 typedef 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
 102 typedef 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
 111 typedef void *ClientData;
 112
 113 #endif /* _SPRITE */