glibc/sysdeps/generic/dl-tls.h
Florian Weimer ceae7e2770 elf: Introduce generic <dl-tls.h>
On arc, the definition of TLS_DTV_UNALLOCATED now comes from
<dl-dtv.h>.

For x86-64 x32, a separate version is needed because unsigned long int
is 32 bits on this target.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
2025-01-02 13:45:27 +01:00

36 lines
1.2 KiB
C

/* TLS definitions for the ELF dynamic linker. Generic version.
Copyright (C) 2002-2025 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_TLS_H
#define _DL_TLS_H
/* Type used for the representation of TLS information in the GOT. */
typedef struct
{
unsigned long int ti_module;
unsigned long int ti_offset;
} tls_index;
extern void *__tls_get_addr (tls_index *ti);
/* Dynamic thread vector pointers point to the start of each
TLS block. */
#define TLS_DTV_OFFSET 0
#endif /* _DL_TLS_H */