#! /bin/sh

# Copyright (C) 2019 Red Hat, Inc.

# This file is part of elfutils.

#

# This file is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 3 of the License, or

# (at your option) any later version.

#

# elfutils 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 General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

. $srcdir/test-subr.sh

test_reverse_self ()

{

  in_file="$1"

  base_name="$(basename ${in_file})"

  out_file="${base_name}.rev"

  out_file_mmap="${out_file}.mmap"

  tempfiles ${out_file} ${out_file_mmap}

  # Reverse the offsets (the files should still be the same otherwise)

  testrun ${abs_builddir}/elfcopy --reverse-offs ${in_file} ${out_file}

  testrun ${abs_top_builddir}/src/elfcmp ${in_file} ${out_file}

  testrun ${abs_top_builddir}/src/elflint --gnu ${out_file}

  # An in-place nop will likely revert them back

  testrun ${abs_builddir}/elfrdwrnop ${out_file}

  testrun ${abs_top_builddir}/src/elfcmp ${in_file} ${out_file}

  testrun ${abs_top_builddir}/src/elflint --gnu ${out_file}

}

# Only really makes sense for ET_REL files, but try all, just to check

# it also works if we keep the order for the allocated sections.

for file in $self_test_files; do

  test_reverse_self $file

done

exit 0