xref: /openbsd/sys/ddb/db_elf.h (revision 4bdff4be)
1 /*	$OpenBSD: db_elf.h,v 1.2 2017/05/28 11:41:52 mpi Exp $	*/
2 /*	$NetBSD: db_elf.c,v 1.13 2000/07/07 21:55:18 jhawk Exp $	*/
3 
4 /*-
5  * Copyright (c) 1997 The NetBSD Foundation, Inc.
6  * All rights reserved.
7  *
8  * This code is derived from software contributed to The NetBSD Foundation
9  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
10  * NASA Ames Research Center.
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  *
21  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  */
33 
34 typedef struct {
35 	const char	*name;		/* symtab name */
36 	char		*start;		/* symtab location */
37 	char		*end;
38 	char		*private;	/* optional machdep pointer */
39 } db_symtab_t;
40 
41 
42 #define	STAB_TO_SYMSTART(stab)	((Elf_Sym *)((stab)->start))
43 #define	STAB_TO_SYMEND(stab)	((Elf_Sym *)((stab)->end))
44 #define	STAB_TO_EHDR(stab)	((Elf_Ehdr *)((stab)->private))
45 #define	STAB_TO_SHDR(stab, e)	((Elf_Shdr *)((stab)->private + (e)->e_shoff))
46 
47 char		*db_elf_find_strtab(db_symtab_t *);
48 const char	*db_elf_find_section(db_symtab_t *, size_t *, const char *);
49