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68 lines
1.8 KiB
68 lines
1.8 KiB
/* Retrieve uninterpreted file contents.
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Copyright (C) 1998, 1999, 2000, 2002, 2015 Red Hat, Inc.
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This file is part of elfutils.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 1998.
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This file is free software; you can redistribute it and/or modify
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it under the terms of either
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* the GNU Lesser General Public License as published by the Free
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Software Foundation; either version 3 of the License, or (at
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your option) any later version
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or
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* the GNU General Public License as published by the Free
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Software Foundation; either version 2 of the License, or (at
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your option) any later version
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or both in parallel, as here.
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elfutils is distributed in the hope that it will be useful, but
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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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General Public License for more details.
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You should have received copies of the GNU General Public License and
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the GNU Lesser General Public License along with this program. If
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not, see <http://www.gnu.org/licenses/>. */
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <libelf.h>
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#include <stddef.h>
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#include "libelfP.h"
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char *
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elf_rawfile (Elf *elf, size_t *ptr)
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{
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char *result;
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if (elf == NULL)
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{
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/* No valid descriptor. */
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__libelf_seterrno (ELF_E_INVALID_HANDLE);
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error_out:
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if (ptr != NULL)
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*ptr = 0;
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return NULL;
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}
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/* If the file is not mmap'ed and not previously loaded, do it now. */
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if (elf->map_address == NULL && __libelf_readall (elf) == NULL)
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goto error_out;
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rwlock_rdlock (elf->lock);
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if (ptr != NULL)
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*ptr = elf->maximum_size;
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result = (char *) elf->map_address + elf->start_offset;
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rwlock_unlock (elf->lock);
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return result;
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}
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