mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-24 19:51:11 +00:00
39 lines
1.3 KiB
C
39 lines
1.3 KiB
C
/* Generic declarations for DTV-based TLS handling in the dynamic linker.
|
|
Copyright (C) 2002-2017 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_DTV_H
|
|
#define _DL_DTV_H
|
|
|
|
struct dtv_pointer
|
|
{
|
|
void *val; /* Pointer to data, or TLS_DTV_UNALLOCATED. */
|
|
void *to_free; /* Unaligned pointer, for deallocation. */
|
|
};
|
|
|
|
/* Type for the dtv. */
|
|
typedef union dtv
|
|
{
|
|
size_t counter;
|
|
struct dtv_pointer pointer;
|
|
} dtv_t;
|
|
|
|
/* Value used for dtv entries for which the allocation is delayed. */
|
|
#define TLS_DTV_UNALLOCATED ((void *) -1l)
|
|
|
|
#endif /* _DLT_DTV_H */
|