xref: /qemu/tests/qemu-iotests/078 (revision abff1abf)
1#!/usr/bin/env bash
2#
3# bochs format input validation tests
4#
5# Copyright (C) 2013 Red Hat, Inc.
6#
7# This program is free software; you can redistribute it and/or modify
8# it under the terms of the GNU General Public License as published by
9# the Free Software Foundation; either version 2 of the License, or
10# (at your option) any later version.
11#
12# This program is distributed in the hope that it will be useful,
13# but WITHOUT ANY WARRANTY; without even the implied warranty of
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15# GNU General Public License for more details.
16#
17# You should have received a copy of the GNU General Public License
18# along with this program.  If not, see <http://www.gnu.org/licenses/>.
19#
20
21# creator
22owner=kwolf@redhat.com
23
24seq=`basename $0`
25echo "QA output created by $seq"
26
27status=1	# failure is the default!
28
29_cleanup()
30{
31	_cleanup_test_img
32}
33trap "_cleanup; exit \$status" 0 1 2 3 15
34
35# get standard environment, filters and checks
36. ./common.rc
37. ./common.filter
38
39_supported_fmt bochs
40_supported_proto file
41_supported_os Linux
42
43catalog_size_offset=$((0x48))
44extent_size_offset=$((0x50))
45disk_size_offset=$((0x58))
46
47echo
48echo "== Read from a valid image =="
49_use_sample_img empty.bochs.bz2
50{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
51
52echo
53echo "== Negative catalog size =="
54_use_sample_img empty.bochs.bz2
55poke_file "$TEST_IMG" "$catalog_size_offset" "\xff\xff\xff\xff"
56{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
57
58echo
59echo "== Overflow for catalog size * sizeof(uint32_t) =="
60_use_sample_img empty.bochs.bz2
61poke_file "$TEST_IMG" "$catalog_size_offset" "\x00\x00\x00\x40"
62{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
63
64echo
65echo "== Too small catalog bitmap for image size =="
66_use_sample_img empty.bochs.bz2
67poke_file "$TEST_IMG" "$disk_size_offset" "\x00\xc0\x0f\x00\x00\x00\x00\x7f"
68{ $QEMU_IO -r -c "read 2T 4k" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
69
70_use_sample_img empty.bochs.bz2
71poke_file "$TEST_IMG" "$catalog_size_offset" "\x10\x00\x00\x00"
72{ $QEMU_IO -r -c "read 0xfbe00 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
73
74echo
75echo "== Negative extent size =="
76_use_sample_img empty.bochs.bz2
77poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x80"
78{ $QEMU_IO -r -c "read 768k 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
79
80echo
81echo "== Zero extent size =="
82_use_sample_img empty.bochs.bz2
83poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x00"
84{ $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
85
86# success, all done
87echo "*** done"
88rm -f $seq.full
89status=0
90