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#!/bin/bash
#
# bochs format input validation tests
#
# Copyright (C) 2013 Red Hat, Inc.
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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/>.
#
# creator
owner=kwolf@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
_supported_fmt bochs
_supported_proto file
_supported_os Linux
catalog_size_offset=$((0x48))
extent_size_offset=$((0x50))
disk_size_offset=$((0x58))
echo
echo "== Read from a valid image =="
_use_sample_img empty.bochs.bz2
{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
echo
echo "== Negative catalog size =="
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$catalog_size_offset" "\xff\xff\xff\xff"
{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
echo
echo "== Overflow for catalog size * sizeof(uint32_t) =="
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$catalog_size_offset" "\x00\x00\x00\x40"
{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
echo
echo "== Too small catalog bitmap for image size =="
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$disk_size_offset" "\x00\xc0\x0f\x00\x00\x00\x00\x7f"
{ $QEMU_IO -r -c "read 2T 4k" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$catalog_size_offset" "\x10\x00\x00\x00"
{ $QEMU_IO -r -c "read 0xfbe00 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
echo
echo "== Negative extent size =="
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x80"
{ $QEMU_IO -r -c "read 768k 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
echo
echo "== Zero extent size =="
_use_sample_img empty.bochs.bz2
poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x00"
{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
# success, all done
echo "*** done"
rm -f $seq.full
status=0
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