1#!/bin/sh 2# 3# Make sure we can't read and write outside of the image size. 4# 5# Copyright (C) 2009 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, write to the Free Software 19# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 20# USA 21# 22 23# creator 24owner=hch@lst.de 25 26seq=`basename $0` 27echo "QA output created by $seq" 28 29here=`pwd` 30tmp=/tmp/$$ 31status=1 # failure is the default! 32 33_cleanup() 34{ 35 _cleanup_test_img 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39# get standard environment, filters and checks 40. ./common.rc 41. ./common.filter 42 43_supported_fmt generic 44_supported_os Linux 45 46 47size=128M 48pre_offset=127M 49past_offset=140M 50 51_make_test_img $size 52 53echo 54echo "write before image boundary" 55$QEMU_IO -c "write $pre_offset 1M" $TEST_IMG | _filter_qemu_io 56 57echo 58echo "write into image boundary" 59$QEMU_IO -c "write $pre_offset 4M" $TEST_IMG 60 61echo 62echo "write at image boundary" 63$QEMU_IO -c "write $size 4096" $TEST_IMG 64 65echo 66echo "write past image boundary" 67$QEMU_IO -c "write $past_offset 4096" $TEST_IMG 68 69echo 70echo "pwrite past image boundary" 71$QEMU_IO -c "write -p $past_offset 4096" $TEST_IMG 72 73echo 74echo "writev past image boundary" 75$QEMU_IO -c "writev $past_offset 4096" $TEST_IMG 76 77echo 78echo "read before image boundary" 79$QEMU_IO -c "read $pre_offset 1M" $TEST_IMG | _filter_qemu_io 80 81echo 82echo "read into image boundary" 83$QEMU_IO -c "read $pre_offset 4M" $TEST_IMG 84 85echo 86echo "read at image boundary" 87$QEMU_IO -c "read $size 4096" $TEST_IMG 88 89echo 90echo "read past image boundary" 91$QEMU_IO -c "read $past_offset 4096" $TEST_IMG 92 93echo 94echo "pread past image boundary" 95$QEMU_IO -c "read -p $past_offset 4096" $TEST_IMG 96 97echo 98echo "readv past image boundary" 99$QEMU_IO -c "readv $past_offset 4096" $TEST_IMG 100 101 102# success, all done 103echo "*** done" 104rm -f $seq.full 105status=0 106