1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27/*	Copyright (c) 1988 AT&T	*/
28/*	  All Rights Reserved  	*/
29
30#pragma ident	"@(#)data.c	1.15	08/05/31 SMI"
31
32#include <libelf.h>
33#include "decl.h"
34
35/*
36 * Global data
37 * _elf_byte		Fill byte for file padding.  See elf_fill().
38 * _elf32_ehdr_init	Clean copy for to initialize new headers.
39 * _elf64_ehdr_init	Clean copy for to initialize new class-64 headers.
40 * _elf_encode		Host/internal data encoding.  If the host has
41 *			an encoding that matches one known for the
42 *			ELF format, this changes.  An machine with an
43 *			unknown encoding keeps ELFDATANONE and forces
44 *			conversion for host/target translation.
45 * _elf_work		Working version given to the lib by application.
46 *			See elf_version().
47 * _elf_globals_mutex	mutex to protect access to all global data items.
48 */
49
50/*
51 * __libc_threaded is a private symbol exported from libc in Solaris 10.
52 * It is used to tell if we are running in a threaded world or not.
53 * Between Solaris 2.5 and Solaris 9, this was named __threaded.
54 * The name had to be changed because the Sun Workshop 6 update 1
55 * compilation system used it to mean "we are linked with libthread"
56 * rather than its true meaning in Solaris 10, "more than one thread exists".
57 */
58// XXX_PRAGMA_WEAK #pragma weak		__libc_threaded
59extern int		__libc_threaded;
60
61int			_elf_byte = 0;
62const Elf32_Ehdr	_elf32_ehdr_init = { 0 };
63const Elf64_Ehdr	_elf64_ehdr_init = { 0 };
64unsigned		_elf_encode = ELFDATANONE;
65const Snode32		_elf32_snode_init = { 0 };
66const Snode64		_elf64_snode_init = { 0 };
67const Dnode		_elf_dnode_init = { 0 };
68unsigned		_elf_work = EV_NONE;
69mutex_t			_elf_globals_mutex = DEFAULTMUTEX;
70
71int			*_elf_libc_threaded = &__libc_threaded;
72