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66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
/* Manipulate ELF header flags.
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Copyright (C) 1999, 2000, 2001, 2002, 2015 Red Hat, Inc.
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This file is part of elfutils.
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Written by Ulrich Drepper <drepper@redhat.com>, 1999.
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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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unsigned int
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elf_flagehdr (Elf *elf, Elf_Cmd cmd, unsigned int flags)
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{
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unsigned int result;
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if (elf == NULL)
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return 0;
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if (unlikely (elf->kind != ELF_K_ELF))
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{
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__libelf_seterrno (ELF_E_INVALID_HANDLE);
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return 0;
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}
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if (likely (cmd == ELF_C_SET))
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result = (elf->state.elf.ehdr_flags |= (flags & ELF_F_DIRTY));
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else if (cmd == ELF_C_CLR)
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result = (elf->state.elf.ehdr_flags &= ~(flags & ELF_F_DIRTY));
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else
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{
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__libelf_seterrno (ELF_E_INVALID_COMMAND);
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return 0;
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}
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return result;
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}
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