1#!/bin/bash 2# 3# Test simple read/write using plain bdrv_pread/bdrv_pwrite 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, see <http://www.gnu.org/licenses/>. 19# 20 21# creator 22owner=hch@lst.de 23 24seq=`basename $0` 25echo "QA output created by $seq" 26 27here=`pwd` 28tmp=/tmp/$$ 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 _cleanup_test_img 34} 35trap "_cleanup; exit \$status" 0 1 2 3 15 36 37# get standard environment, filters and checks 38. ./common.rc 39. ./common.filter 40 41_supported_fmt generic 42_supported_proto generic 43_supported_os Linux 44 45 46size=128M 47_make_test_img $size 48 49echo 50echo "== reading whole image ==" 51$QEMU_IO -c "read -p 0 $size" $TEST_IMG | _filter_qemu_io 52 53echo 54echo "== rewriting whole image ==" 55$QEMU_IO -c "write -pP 0xa 0 $size" $TEST_IMG | _filter_qemu_io 56 57echo 58echo "== verify pattern ==" 59$QEMU_IO -c "read -pP 0xa 0 $size" $TEST_IMG | _filter_qemu_io 60 61echo 62echo "unaligned pwrite" 63$QEMU_IO -c 'write -pP 0xab 66 42' $TEST_IMG | _filter_qemu_io 64 65echo 66echo "verify pattern" 67$QEMU_IO -c 'read -pP 0xab 66 42' $TEST_IMG | _filter_qemu_io 68 69# success, all done 70echo "*** done" 71rm -f $seq.full 72status=0 73