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48ab1c2ff5
2001-07-25 Jakub Jelinek <jakub@redhat.com> * elf/Makefile (routines): Add dl-iteratephdr and dl-iteratephdr-static. (elide-routines.os): Add dl-iteratephdr-static. * elf/dl-iteratephdr.c: New file. * elf/link.h (struct dl_phdr_info): New definition. (dl_iterate_phdr): New prototype. * elf/Versions (dl_iterate_phdr): Add at GLIBC_2.2.4. * include/link.h (struct dl_phdr_info): New definition. (dl_iterate_phdr, __dl_iterate_phdr): New prototypes. * sysdeps/generic/dl-iteratephdr-static.c: New file. * sysdeps/unix/sysv/linux/ia64/dl-iteratephdr-static.c: New file. * hurd/hurdsig.c (_hurdsig_init): Fix incorrect initialization of pending signals.
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/* Get loaded objects program headers.
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Copyright (C) 2001 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2001.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <errno.h>
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#include <ldsodefs.h>
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#include <stddef.h>
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#include <bits/libc-lock.h>
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__libc_lock_define (extern, _dl_load_lock)
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int
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__dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info,
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size_t size, void *data), void *data)
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{
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struct link_map *l;
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struct dl_phdr_info info;
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int ret = 0;
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/* Make sure we are alone. */
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__libc_lock_lock (_dl_load_lock);
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for (l = _dl_loaded; l != NULL; l = l->l_next)
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{
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/* Skip the dynamic linker. */
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if (l->l_phdr == NULL)
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continue;
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info.dlpi_addr = l->l_addr;
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info.dlpi_name = l->l_name;
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info.dlpi_phdr = l->l_phdr;
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info.dlpi_phnum = l->l_phnum;
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ret = callback (&info, sizeof (struct dl_phdr_info), data);
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if (ret)
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break;
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}
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/* Release the lock. */
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__libc_lock_unlock (_dl_load_lock);
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return ret;
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}
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#ifdef SHARED
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weak_alias (__dl_iterate_phdr, dl_iterate_phdr);
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#endif
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