mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-05 11:11:04 +00:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
56 lines
2.1 KiB
C
56 lines
2.1 KiB
C
/* ELF symbol resolve functions for VDSO objects.
|
|
Copyright (C) 2005-2019 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _DL_VDSO_H
|
|
#define _DL_VDSO_H 1
|
|
|
|
#include <assert.h>
|
|
#include <ldsodefs.h>
|
|
#include <dl-hash.h>
|
|
|
|
/* Create version number record for lookup. */
|
|
#define PREPARE_VERSION(var, vname, vhash) \
|
|
struct r_found_version var; \
|
|
var.name = vname; \
|
|
var.hidden = 1; \
|
|
var.hash = vhash; \
|
|
assert (var.hash == _dl_elf_hash (var.name)); \
|
|
/* We don't have a specific file where the symbol can be found. */ \
|
|
var.filename = NULL
|
|
|
|
/* Use this for the known version sets defined below, where we
|
|
record their precomputed hash values only once, in this file. */
|
|
#define PREPARE_VERSION_KNOWN(var, vname) \
|
|
PREPARE_VERSION (var, VDSO_NAME_##vname, VDSO_HASH_##vname)
|
|
|
|
#define VDSO_NAME_LINUX_2_6 "LINUX_2.6"
|
|
#define VDSO_HASH_LINUX_2_6 61765110
|
|
#define VDSO_NAME_LINUX_2_6_15 "LINUX_2.6.15"
|
|
#define VDSO_HASH_LINUX_2_6_15 123718565
|
|
#define VDSO_NAME_LINUX_2_6_29 "LINUX_2.6.29"
|
|
#define VDSO_HASH_LINUX_2_6_29 123718585
|
|
#define VDSO_NAME_LINUX_4_15 "LINUX_4.15"
|
|
#define VDSO_HASH_LINUX_4_15 182943605
|
|
|
|
/* Functions for resolving symbols in the VDSO link map. */
|
|
extern void *_dl_vdso_vsym (const char *name,
|
|
const struct r_found_version *version)
|
|
attribute_hidden;
|
|
|
|
#endif /* dl-vdso.h */
|