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[/] [scarts/] [trunk/] [toolchain/] [scarts-newlib/] [newlib-1.17.0/] [newlib/] [libc/] [sys/] [linux/] [dl/] [dl-iteratephdr.c] - Rev 9
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/* Get loaded objects program headers. Copyright (C) 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2001. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 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 Library General Public License for more details. You should have received a copy of the GNU Library General Public License along with the GNU C Library; see the file COPYING.LIB. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #include <errno.h> #include <ldsodefs.h> #include <stddef.h> #include <bits/libc-lock.h> int __dl_iterate_phdr (int (*callback) (struct dl_phdr_info *info, size_t size, void *data), void *data) { struct link_map *l; struct dl_phdr_info info; int ret = 0; /* Make sure we are alone. */ #ifdef HAVE_DD_LOCK __lock_acquire(_dl_load_lock); #endif for (l = _dl_loaded; l != NULL; l = l->l_next) { /* Skip the dynamic linker. */ if (l->l_phdr == NULL) continue; info.dlpi_addr = l->l_addr; info.dlpi_name = l->l_name; info.dlpi_phdr = l->l_phdr; info.dlpi_phnum = l->l_phnum; ret = callback (&info, sizeof (struct dl_phdr_info), data); if (ret) break; } /* Release the lock. */ #ifdef HAVE_DD_LOCK __lock_release(_dl_load_lock); #endif return ret; } #ifdef SHARED weak_alias (__dl_iterate_phdr, dl_iterate_phdr); #endif