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| author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-07-22 18:02:42 -0300 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-12-28 08:40:38 -0300 |
| commit | 8c0664e2b861fd3789602cc0b0b1922b0e20cb3a (patch) | |
| tree | 8c6812231676fd89e69282941d0a59a2087a0ed1 /sysdeps/generic | |
| parent | eff687e8462b0eaf65992a6031b54a4b1cd16796 (diff) | |
| download | glibc-8c0664e2b861fd3789602cc0b0b1922b0e20cb3a.tar.xz glibc-8c0664e2b861fd3789602cc0b0b1922b0e20cb3a.zip | |
elf: Add _dl_audit_pltexit
It consolidates the code required to call la_pltexit audit
callback.
Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu.
Reviewed-by: Florian Weimer <fweimer@redhat.com>
Diffstat (limited to 'sysdeps/generic')
| -rw-r--r-- | sysdeps/generic/dl-fixup-attribute.h | 24 | ||||
| -rw-r--r-- | sysdeps/generic/dl-machine-rel.h | 2 | ||||
| -rw-r--r-- | sysdeps/generic/ldsodefs.h | 6 |
3 files changed, 32 insertions, 0 deletions
diff --git a/sysdeps/generic/dl-fixup-attribute.h b/sysdeps/generic/dl-fixup-attribute.h new file mode 100644 index 0000000000..aa92169b70 --- /dev/null +++ b/sysdeps/generic/dl-fixup-attribute.h @@ -0,0 +1,24 @@ +/* ABI specifics for lazy resolution functions. + Copyright (C) 2021 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 + <https://www.gnu.org/licenses/>. */ + +#ifndef _DL_FIXUP_ATTRIBUTE_H +#define _DL_FIXUP_ATTRIBUTE_H + +#define DL_ARCH_FIXUP_ATTRIBUTE + +#endif diff --git a/sysdeps/generic/dl-machine-rel.h b/sysdeps/generic/dl-machine-rel.h index 9167a1dffc..9d5b7bb749 100644 --- a/sysdeps/generic/dl-machine-rel.h +++ b/sysdeps/generic/dl-machine-rel.h @@ -23,5 +23,7 @@ #define ELF_MACHINE_NO_REL 1 /* Defined if the architecture supports Elf{32,64}_Rela relocations. */ #define ELF_MACHINE_NO_RELA 0 +/* Used to calculate the index of link_map l_reloc_result. */ +#define PLTREL ElfW(Rela) #endif diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index cf9f58d6f5..d0004a3111 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -35,6 +35,7 @@ #include <link.h> #include <dl-lookupcfg.h> #include <dl-sysdep.h> +#include <dl-fixup-attribute.h> #include <libc-lock.h> #include <hp-timing.h> #include <tls.h> @@ -1438,6 +1439,11 @@ void _dl_audit_pltenter (struct link_map *l, struct reloc_result *reloc_result, DL_FIXUP_VALUE_TYPE *value, void *regs, long int *framesize) attribute_hidden; +void DL_ARCH_FIXUP_ATTRIBUTE _dl_audit_pltexit (struct link_map *l, + ElfW(Word) reloc_arg, + const void *inregs, + void *outregs) + attribute_hidden; #endif /* SHARED */ #if PTHREAD_IN_LIBC && defined SHARED |