Annotation of src/include/nlist.h, Revision 1.1.1.1
1.1 deraadt 1: /* $NetBSD: nlist.h,v 1.5 1994/10/26 00:56:11 cgd Exp $ */
2:
3: /*-
4: * Copyright (c) 1991, 1993
5: * The Regents of the University of California. All rights reserved.
6: * (c) UNIX System Laboratories, Inc.
7: * All or some portions of this file are derived from material licensed
8: * to the University of California by American Telephone and Telegraph
9: * Co. or Unix System Laboratories, Inc. and are reproduced herein with
10: * the permission of UNIX System Laboratories, Inc.
11: *
12: * Redistribution and use in source and binary forms, with or without
13: * modification, are permitted provided that the following conditions
14: * are met:
15: * 1. Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: * 2. Redistributions in binary form must reproduce the above copyright
18: * notice, this list of conditions and the following disclaimer in the
19: * documentation and/or other materials provided with the distribution.
20: * 3. All advertising materials mentioning features or use of this software
21: * must display the following acknowledgement:
22: * This product includes software developed by the University of
23: * California, Berkeley and its contributors.
24: * 4. Neither the name of the University nor the names of its contributors
25: * may be used to endorse or promote products derived from this software
26: * without specific prior written permission.
27: *
28: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
29: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
30: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
31: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
32: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
33: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
34: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
35: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
37: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
38: * SUCH DAMAGE.
39: *
40: * @(#)nlist.h 8.2 (Berkeley) 1/21/94
41: */
42:
43: #ifndef _NLIST_H_
44: #define _NLIST_H_
45:
46: /*
47: * Symbol table entry format. The #ifdef's are so that programs including
48: * nlist.h can initialize nlist structures statically.
49: */
50: struct nlist {
51: #ifdef _AOUT_INCLUDE_
52: union {
53: char *n_name; /* symbol name (in memory) */
54: long n_strx; /* file string table offset (on disk) */
55: } n_un;
56: #else
57: char *n_name; /* symbol name (in memory) */
58: #endif
59:
60: #define N_UNDF 0x00 /* undefined */
61: #define N_ABS 0x02 /* absolute address */
62: #define N_TEXT 0x04 /* text segment */
63: #define N_DATA 0x06 /* data segment */
64: #define N_BSS 0x08 /* bss segment */
65: #define N_INDR 0x0a /* alias definition */
66: #define N_SIZE 0x0c /* pseudo type, defines a symbol's size */
67: #define N_COMM 0x12 /* common reference */
68: #define N_FN 0x1e /* file name (N_EXT on) */
69: #define N_WARN 0x1e /* warning message (N_EXT off) */
70:
71: #define N_EXT 0x01 /* external (global) bit, OR'ed in */
72: #define N_TYPE 0x1e /* mask for all the type bits */
73: unsigned char n_type; /* type defines */
74:
75: char n_other; /* spare */
76: #define n_hash n_desc /* used internally by ld(1); XXX */
77: short n_desc; /* used by stab entries */
78: unsigned long n_value; /* address/value of the symbol */
79: };
80:
81: #define N_FORMAT "%08x" /* namelist value format; XXX */
82: #define N_STAB 0x0e0 /* mask for debugger symbols -- stab(5) */
83:
84: #include <sys/cdefs.h>
85:
86: __BEGIN_DECLS
87: int nlist __P((const char *, struct nlist *));
88: __END_DECLS
89:
90: #endif /* !_NLIST_H_ */