1# 2# Copyright (c) 2017 Spectra Logic Corporation 3# All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions 7# are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 14# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 15# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 16# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 18# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 19# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 20# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 21# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 22# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 23# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 24# POSSIBILITY OF SUCH DAMAGE. 25# 26# $FreeBSD$ 27 28 29atf_test_case max_seek 30max_seek_head() 31{ 32 atf_set "descr" "dd(1) can seek by the maximum amount" 33} 34max_seek_body() 35{ 36 case `df -T . | tail -n 1 | cut -wf 2` in 37 "ufs") 38 atf_skip "UFS's maximum file size is too small";; 39 "zfs") ;; # ZFS is fine 40 "tmpfs") 41 atf_skip "tmpfs can't create arbitrarily large spare files";; 42 *) atf_skip "Unknown file system";; 43 esac 44 45 touch f.in 46 seek=`echo "2^63 / 4096 - 1" | bc` 47 atf_check -s exit:0 -e ignore dd if=f.in of=f.out bs=4096 seek=$seek 48} 49 50atf_test_case seek_overflow 51seek_overflow_head() 52{ 53 atf_set "descr" "dd(1) should reject too-large seek values" 54} 55seek_overflow_body() 56{ 57 touch f.in 58 seek=`echo "2^63 / 4096" | bc` 59 atf_check -s not-exit:0 -e match:"seek offsets cannot be larger than" \ 60 dd if=f.in of=f.out bs=4096 seek=$seek 61 atf_check -s not-exit:0 -e match:"seek offsets cannot be larger than" \ 62 dd if=f.in of=f.out bs=4096 seek=-1 63} 64 65atf_init_test_cases() 66{ 67 atf_add_test_case max_seek 68 atf_add_test_case seek_overflow 69} 70