xref: /illumos-gate/usr/src/cmd/sgs/rtld/common/mapfile-vers (revision 6f1fa39e3cf1b335f342bbca41590e9d76ab29b7) 
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 (c) 1992, 2010, Oracle and/or its affiliates. All rights reserved.
24#
25# Generic interface definition for usr/src/cmd/sgs/rtld.
26#
27
28#
29# MAPFILE HEADER START
30#
31# WARNING:  STOP NOW.  DO NOT MODIFY THIS FILE.
32# Object versioning must comply with the rules detailed in
33#
34#	usr/src/lib/README.mapfiles
35#
36# You should not be making modifications here until you've read the most current
37# copy of that file. If you need help, contact a gatekeeper for guidance.
38#
39# MAPFILE HEADER END
40#
41
42$mapfile_version 2
43
44#
45# All symbols in ld.so.1 are private as no-one should bind to these directly.
46#
47SYMBOL_VERSION SUNWprivate_1.3 {
48    protected:
49	dladdr;	# Standard dlopen(3x) family
50	dladdr1;
51	dldump;
52	dlclose;
53	dlerror;
54	dlinfo;
55	dlopen;
56	dlmopen;
57	dlsym;
58
59	_dladdr;	# these should not exist
60	_dladdr1;
61	_dldump;
62	_dlclose;
63	_dlerror;
64	_dlinfo;
65	_dlopen;
66	_dlmopen;
67	_dlsym;
68
69	_ld_libc;	# provides libc initialization
70
71	_elf_rtbndr;	# dbx expects to find these
72	elf_rtbndr;
73	_rt_boot;	# Provides basic adb symbol offsets
74
75	rtld_db_dlactivity;	# Required to support librtld_db
76	rtld_db_preinit;
77	rtld_db_postinit;
78	r_debug		{
79			  ASSERT = {
80				  TYPE = OBJECT;
81				  $if _x86 && _ELF32
82
83				  SIZE = 44;
84				  $elif _x86 && _ELF64
85
86				  SIZE = 80;
87				  $elif _sparc && _ELF32
88
89				  SIZE = 44;
90				  $elif _sparc && _ELF64
91
92				  SIZE = 80;
93				  $else
94
95				  $error Unknown platform
96
97				  $endif
98
99				};
100			};
101
102	elf_plt_write;
103	is_so_loaded;
104	lml_main	{
105			  ASSERT = {
106				  TYPE = OBJECT;
107				  $if _ELF32
108
109				  SIZE = addrsize[41];
110				  $elif _ELF64
111
112				  SIZE = addrsize[38];
113				  $else
114
115				  $error Unknown platform
116
117				  $endif
118
119				};
120			};
121	lookup_sym;
122
123	alist_append;	# librtld support
124	ld_entry_cnt	{ ASSERT = { TYPE = OBJECT; SIZE = addrsize; }; };
125	# Diagnostic support
126	dbg_desc	{ ASSERT = { TYPE = OBJECT; SIZE = addrsize; }; };
127	dbg_print;
128	eprintf;	# Error message printing
129	veprintf;
130
131	dgettext;	# Messaging support
132	strerror;
133
134	calloc;	# Memory management (mapmalloc).
135	free;
136	malloc;
137	realloc;
138
139	# PLT tracing getenv() support.
140	_environ	{ ASSERT = { TYPE = OBJECT; SIZE = addrsize; }; };
141	environ		{
142			  ASSERT = {
143				  BINDING = WEAK;
144				  ALIAS = _environ;
145				};
146			};
147
148	memcpy;	# Some routines are useful for support
149	snprintf;	# libraries such as liblddbg.
150	sprintf;	# Note that some of these functions
151	strcat;	# (like sprintf) may have reduced
152	strcmp;	# functionality over libc, as a simpler
153	strcpy;	# implementation is provided in ld.so.1.
154	strlen;
155	strrchr;
156	strtok_r;
157	___errno;
158	qsort;
159	dl_iterate_phdr;
160
161$if _x86 && _ELF64
162	# amd64 ABI exception unwinding
163	_dlamd64getunwind;
164	dlamd64getunwind;
165$endif
166
167	# doXX_reloc_rtld and relocXX_table are required to
168	# support librtld.so.
169$if _ELF32
170	do32_reloc_rtld;
171	reloc32_table	{
172			  ASSERT = {
173				  TYPE = OBJECT;
174				$if _x86
175				  SIZE = addrsize[117];
176				$elif _sparc
177				  SIZE = addrsize[264];
178				$else
179				$error Unknown architecture
180				$endif
181				};
182			};
183$elif _ELF64
184	do64_reloc_rtld;
185	reloc64_table	{
186			  ASSERT = {
187				  TYPE = OBJECT;
188				$if _x86
189				  SIZE = addrsize[68];
190				$elif _sparc
191				  SIZE = addrsize[176];
192				$else
193				$error Unknown architecture
194				$endif
195				};
196			};
197$else
198$error unknown ELFCLASS
199$endif
200    local:
201	*;
202};
203