[apple/libc.git] / include / nlist.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*-
 * Copyright (c) 1991, 1993
 *	The Regents of the University of California.  All rights reserved.
 * (c) UNIX System Laboratories, Inc.
 * All or some portions of this file are derived from material licensed
 * to the University of California by American Telephone and Telegraph
 * Co. or Unix System Laboratories, Inc. and are reproduced herein with
 * the permission of UNIX System Laboratories, Inc.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *	@(#)nlist.h	8.2 (Berkeley) 1/21/94
 */

#ifndef _NLIST_H_
#define	_NLIST_H_

/*
 * Symbol table entry format.  The #ifdef's are so that programs including
 * nlist.h can initialize nlist structures statically.
 */
struct nlist {
#ifdef _AOUT_INCLUDE_
	union {
		char *n_name;	/* symbol name (in memory) */
		long n_strx;	/* file string table offset (on disk) */
	} n_un;
#else
	char *n_name;		/* symbol name (in memory) */
#endif

#define	N_UNDF	0x00		/* undefined */
#define	N_ABS	0x02		/* absolute address */
#define	N_TEXT	0x04		/* text segment */
#define	N_DATA	0x06		/* data segment */
#define	N_BSS	0x08		/* bss segment */
#define	N_COMM	0x12		/* common reference */
#define	N_FN	0x1e		/* file name */

#define	N_EXT	0x01		/* external (global) bit, OR'ed in */
#define	N_TYPE	0x1e		/* mask for all the type bits */
	unsigned char n_type;	/* type defines */

	char n_other;		/* spare */
#define	n_hash	n_desc		/* used internally by ld(1); XXX */
	short n_desc;		/* used by stab entries */
	unsigned long n_value;	/* address/value of the symbol */
};

#define	N_FORMAT	"%08x"	/* namelist value format; XXX */
#define	N_STAB		0x0e0	/* mask for debugger symbols -- stab(5) */

#include <sys/cdefs.h>

__BEGIN_DECLS
int nlist(const char *, struct nlist *);
__END_DECLS

#endif /* !_NLIST_H_ */
Commit	Line	Data
e9ce8d39	1	/*
5b2abdfb	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
e9ce8d39 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
734aad71 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
e9ce8d39 A	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
e9ce8d39 A	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
734aad71 A	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
e9ce8d39 A	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
5b2abdfb A	23	/*-
5b2abdfb A	24	* Copyright (c) 1991, 1993
e9ce8d39 A	25	* The Regents of the University of California. All rights reserved.
	26	* (c) UNIX System Laboratories, Inc.
	27	* All or some portions of this file are derived from material licensed
	28	* to the University of California by American Telephone and Telegraph
	29	* Co. or Unix System Laboratories, Inc. and are reproduced herein with
	30	* the permission of UNIX System Laboratories, Inc.
	31	*
	32	* Redistribution and use in source and binary forms, with or without
	33	* modification, are permitted provided that the following conditions
	34	* are met:
	35	* 1. Redistributions of source code must retain the above copyright
	36	* notice, this list of conditions and the following disclaimer.
	37	* 2. Redistributions in binary form must reproduce the above copyright
	38	* notice, this list of conditions and the following disclaimer in the
	39	* documentation and/or other materials provided with the distribution.
	40	* 3. All advertising materials mentioning features or use of this software
	41	* must display the following acknowledgement:
	42	* This product includes software developed by the University of
	43	* California, Berkeley and its contributors.
	44	* 4. Neither the name of the University nor the names of its contributors
	45	* may be used to endorse or promote products derived from this software
	46	* without specific prior written permission.
	47	*
	48	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	49	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	50	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	51	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	52	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	53	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	54	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	55	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	56	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	57	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	58	* SUCH DAMAGE.
5b2abdfb A	59	*
5b2abdfb A	60	* @(#)nlist.h 8.2 (Berkeley) 1/21/94
e9ce8d39 A	61	*/
e9ce8d39 A	62
5b2abdfb A	63	#ifndef _NLIST_H_
	64	#define _NLIST_H_
	65
	66	/*
	67	* Symbol table entry format. The #ifdef's are so that programs including
	68	* nlist.h can initialize nlist structures statically.
	69	*/
	70	struct nlist {
	71	#ifdef _AOUT_INCLUDE_
	72	union {
	73	char n_name; / symbol name (in memory) */
	74	long n_strx; /* file string table offset (on disk) */
	75	} n_un;
	76	#else
	77	char n_name; / symbol name (in memory) */
	78	#endif
e9ce8d39	79
5b2abdfb A	80	#define N_UNDF 0x00 /* undefined */
	81	#define N_ABS 0x02 /* absolute address */
	82	#define N_TEXT 0x04 /* text segment */
	83	#define N_DATA 0x06 /* data segment */
	84	#define N_BSS 0x08 /* bss segment */
	85	#define N_COMM 0x12 /* common reference */
	86	#define N_FN 0x1e /* file name */
e9ce8d39	87
5b2abdfb A	88	#define N_EXT 0x01 /* external (global) bit, OR'ed in */
	89	#define N_TYPE 0x1e /* mask for all the type bits */
	90	unsigned char n_type; /* type defines */
	91
	92	char n_other; /* spare */
	93	#define n_hash n_desc /* used internally by ld(1); XXX */
	94	short n_desc; /* used by stab entries */
	95	unsigned long n_value; /* address/value of the symbol */
e9ce8d39 A	96	};
e9ce8d39 A	97
5b2abdfb A	98	#define N_FORMAT "%08x" /* namelist value format; XXX */
	99	#define N_STAB 0x0e0 /* mask for debugger symbols -- stab(5) */
	100
	101	#include <sys/cdefs.h>
	102
	103	__BEGIN_DECLS
9385eb3d	104	int nlist(const char , struct nlist );
5b2abdfb A	105	__END_DECLS
	106
	107	#endif /* !_NLIST_H_ */