nlist.h revision 1539
11539Srgrimes/*- 21539Srgrimes * Copyright (c) 1991, 1993 31539Srgrimes * The Regents of the University of California. All rights reserved. 41539Srgrimes * (c) UNIX System Laboratories, Inc. 51539Srgrimes * All or some portions of this file are derived from material licensed 61539Srgrimes * to the University of California by American Telephone and Telegraph 71539Srgrimes * Co. or Unix System Laboratories, Inc. and are reproduced herein with 81539Srgrimes * the permission of UNIX System Laboratories, Inc. 91539Srgrimes * 101539Srgrimes * Redistribution and use in source and binary forms, with or without 111539Srgrimes * modification, are permitted provided that the following conditions 121539Srgrimes * are met: 131539Srgrimes * 1. Redistributions of source code must retain the above copyright 141539Srgrimes * notice, this list of conditions and the following disclaimer. 151539Srgrimes * 2. Redistributions in binary form must reproduce the above copyright 161539Srgrimes * notice, this list of conditions and the following disclaimer in the 171539Srgrimes * documentation and/or other materials provided with the distribution. 181539Srgrimes * 3. All advertising materials mentioning features or use of this software 191539Srgrimes * must display the following acknowledgement: 201539Srgrimes * This product includes software developed by the University of 211539Srgrimes * California, Berkeley and its contributors. 221539Srgrimes * 4. Neither the name of the University nor the names of its contributors 231539Srgrimes * may be used to endorse or promote products derived from this software 241539Srgrimes * without specific prior written permission. 251539Srgrimes * 261539Srgrimes * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 271539Srgrimes * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 281539Srgrimes * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 291539Srgrimes * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 301539Srgrimes * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 311539Srgrimes * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 321539Srgrimes * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 331539Srgrimes * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 341539Srgrimes * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 351539Srgrimes * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 361539Srgrimes * SUCH DAMAGE. 371539Srgrimes * 381539Srgrimes * @(#)nlist.h 8.2 (Berkeley) 1/21/94 391539Srgrimes */ 401539Srgrimes 411539Srgrimes#ifndef _NLIST_H_ 421539Srgrimes#define _NLIST_H_ 431539Srgrimes 441539Srgrimes/* 451539Srgrimes * Symbol table entry format. The #ifdef's are so that programs including 461539Srgrimes * nlist.h can initialize nlist structures statically. 471539Srgrimes */ 481539Srgrimesstruct nlist { 491539Srgrimes#ifdef _AOUT_INCLUDE_ 501539Srgrimes union { 511539Srgrimes char *n_name; /* symbol name (in memory) */ 521539Srgrimes long n_strx; /* file string table offset (on disk) */ 531539Srgrimes } n_un; 541539Srgrimes#else 551539Srgrimes char *n_name; /* symbol name (in memory) */ 561539Srgrimes#endif 571539Srgrimes 581539Srgrimes#define N_UNDF 0x00 /* undefined */ 591539Srgrimes#define N_ABS 0x02 /* absolute address */ 601539Srgrimes#define N_TEXT 0x04 /* text segment */ 611539Srgrimes#define N_DATA 0x06 /* data segment */ 621539Srgrimes#define N_BSS 0x08 /* bss segment */ 631539Srgrimes#define N_COMM 0x12 /* common reference */ 641539Srgrimes#define N_FN 0x1e /* file name */ 651539Srgrimes 661539Srgrimes#define N_EXT 0x01 /* external (global) bit, OR'ed in */ 671539Srgrimes#define N_TYPE 0x1e /* mask for all the type bits */ 681539Srgrimes unsigned char n_type; /* type defines */ 691539Srgrimes 701539Srgrimes char n_other; /* spare */ 711539Srgrimes#define n_hash n_desc /* used internally by ld(1); XXX */ 721539Srgrimes short n_desc; /* used by stab entries */ 731539Srgrimes unsigned long n_value; /* address/value of the symbol */ 741539Srgrimes}; 751539Srgrimes 761539Srgrimes#define N_FORMAT "%08x" /* namelist value format; XXX */ 771539Srgrimes#define N_STAB 0x0e0 /* mask for debugger symbols -- stab(5) */ 781539Srgrimes 791539Srgrimes#include <sys/cdefs.h> 801539Srgrimes 811539Srgrimes__BEGIN_DECLS 821539Srgrimesint nlist __P((const char *, struct nlist *)); 831539Srgrimes__END_DECLS 841539Srgrimes 851539Srgrimes#endif /* !_NLIST_H_ */ 86