xref: /titanic_52/usr/src/lib/libbc/inc/include/sys/exec.h (revision 5d54f3d8999eac1762fe0a8c7177d20f1f201fae)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
227c478bd9Sstevel@tonic-gate /*
23*5d54f3d8Smuffin  * Copyright 1985 Sun Microsystems, Inc.  All rights reserved.
24*5d54f3d8Smuffin  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #ifndef _sys_exec_h
287c478bd9Sstevel@tonic-gate #define	_sys_exec_h
297c478bd9Sstevel@tonic-gate 
30*5d54f3d8Smuffin #pragma ident	"%Z%%M%	%I%	%E% SMI"
31*5d54f3d8Smuffin 
327c478bd9Sstevel@tonic-gate /*
337c478bd9Sstevel@tonic-gate  * format of the exec header
347c478bd9Sstevel@tonic-gate  * known by kernel and by user programs
357c478bd9Sstevel@tonic-gate  */
367c478bd9Sstevel@tonic-gate struct exec {
377c478bd9Sstevel@tonic-gate 	unsigned char	a_dynamic:1;	/* has a __DYNAMIC */
387c478bd9Sstevel@tonic-gate 	unsigned char	a_toolversion:7;/* version of toolset used to create this file */
397c478bd9Sstevel@tonic-gate 	unsigned char	a_machtype;	/* machine type */
407c478bd9Sstevel@tonic-gate 	unsigned short	a_magic;	/* magic number */
417c478bd9Sstevel@tonic-gate 	unsigned long	a_text;		/* size of text segment */
427c478bd9Sstevel@tonic-gate 	unsigned long	a_data;		/* size of initialized data */
437c478bd9Sstevel@tonic-gate 	unsigned long	a_bss;		/* size of uninitialized data */
447c478bd9Sstevel@tonic-gate 	unsigned long	a_syms;		/* size of symbol table */
457c478bd9Sstevel@tonic-gate 	unsigned long	a_entry;	/* entry point */
467c478bd9Sstevel@tonic-gate 	unsigned long	a_trsize;	/* size of text relocation */
477c478bd9Sstevel@tonic-gate 	unsigned long	a_drsize;	/* size of data relocation */
487c478bd9Sstevel@tonic-gate };
497c478bd9Sstevel@tonic-gate 
507c478bd9Sstevel@tonic-gate #define	OMAGIC	0407		/* old impure format */
517c478bd9Sstevel@tonic-gate #define	NMAGIC	0410		/* read-only text */
527c478bd9Sstevel@tonic-gate #define	ZMAGIC	0413		/* demand load format */
537c478bd9Sstevel@tonic-gate 
547c478bd9Sstevel@tonic-gate /* machine types */
557c478bd9Sstevel@tonic-gate 
567c478bd9Sstevel@tonic-gate #define M_OLDSUN2	0	/* old sun-2 executable files */
577c478bd9Sstevel@tonic-gate #define M_68010		1	/* runs on either 68010 or 68020 */
587c478bd9Sstevel@tonic-gate #define M_68020		2	/* runs only on 68020 */
597c478bd9Sstevel@tonic-gate #define M_SPARC		3	/* runs only on SPARC */
607c478bd9Sstevel@tonic-gate 
617c478bd9Sstevel@tonic-gate #define TV_SUN2_SUN3	0
627c478bd9Sstevel@tonic-gate #define TV_SUN4		1
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate #endif /* !_sys_exec_h */
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