#! /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 ()

{

  in_file="$1"

  out_file="${in_file}.rev"

  out_file_mmap="${out_file}.mmap"

  testfiles ${in_file}

  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}

}

# A collection of random testfiles to test 32/64bit, little/big endian

# and non-ET_REL (with phdrs)/ET_REL (without phdrs).

# 32bit, big endian, rel

test_reverse testfile29

# 64bit, big endian, rel

test_reverse testfile23

# 32bit, little endian, rel

test_reverse testfile9

# 64bit, little endian, rel

test_reverse testfile38

# 32bit, big endian, non-rel

test_reverse testfile26

# 64bit, big endian, non-rel

test_reverse testfile27

# 32bit, little endian, non-rel

test_reverse testfile

# 64bit, little endian, non-rel

# Don't use testfile10. It has section headers in the middle of the file.

# Same for testfile12. It is legal, but not the point of this testcase.

# test_reverse testfile10

test_reverse testfile13

exit 0