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      1 /* $NetBSD: amigatypes.h,v 1.8 2016/01/04 14:10:15 phx Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Ignatios Souvatzis.
      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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #ifndef _AMIGA_TYPES_H_
     33 #define _AMIGA_TYPES_H_
     34 
     35 /* Dummy structs, used only as abstract pointers */
     36 
     37 struct Library;
     38 struct TextAttr;
     39 struct Gadget;
     40 struct BitMap;
     41 struct NewScreen;
     42 struct MemNode;
     43 
     44 /* real structs */
     45 
     46 struct TagItem {u_int32_t item; void *data;};
     47 
     48 struct Library {
     49 	u_int8_t Dmy1[20];
     50 	u_int16_t Version, Revision;
     51 	u_int8_t Dmy2[34-24];
     52 };
     53 
     54 struct MemHead {
     55 	struct MemHead *next;
     56 	u_int8_t Dmy1[  9-  4];
     57 	int8_t Pri;
     58 	u_int8_t Dmy2[ 14- 10];
     59 	u_int16_t Attribs;
     60 	u_int32_t First, Lower, Upper, Free;
     61 };
     62 
     63 struct ExecBase {
     64 	struct Library LibNode;
     65 	u_int8_t Dmy1[296-34];
     66 	u_int16_t AttnFlags;	/* 296 */
     67 	u_int8_t Dmy2[300-298];	/* 298 */
     68 	void *ResModules;	/* 300 */
     69 	u_int8_t Dmy3[322-304];	/* 304 */
     70 	struct MemHead *MemLst;	/* 322 */
     71 	/*
     72 	 * XXX: actually, its a longer List base, but we only need to
     73 	 * search it once.
     74 	 */
     75 	u_int8_t Dmy4[568-326];	/* 326 */
     76 	u_int32_t EClockFreq;	/* 330 */
     77 	u_int8_t Dmy5[632-334];
     78 } __attribute__((packed));
     79 
     80 #endif /* _AMIGA_TYPES_H */
     81