diff options
Diffstat (limited to 'tests/sys/cam/ctl/read_buffer.sh')
| -rw-r--r-- | tests/sys/cam/ctl/read_buffer.sh | 172 |
1 files changed, 172 insertions, 0 deletions
diff --git a/tests/sys/cam/ctl/read_buffer.sh b/tests/sys/cam/ctl/read_buffer.sh new file mode 100644 index 000000000000..98515943dd40 --- /dev/null +++ b/tests/sys/cam/ctl/read_buffer.sh @@ -0,0 +1,172 @@ +# SPDX-License-Identifier: BSD-2-Clause +# +# Copyright (c) 2024 Axcient +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions +# are met: +# 1. Redistributions of source code must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# 2. Redistributions in binary form must reproduce the above copyright +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR +# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES +# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. +# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, +# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT +# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +# Not tested +# * modes other than "Data" and "Desc". We don't support those. +# * Buffer ID other than 0. We don't support those. +# * The Mode Specific field. We don't support it. + +. $(atf_get_srcdir)/ctl.subr + +atf_test_case basic cleanup +basic_head() +{ + atf_set "descr" "READ BUFFER can retrieve data previously written by WRITE BUFFER" + atf_set "require.user" "root" + atf_set "require.progs" "sg_read_buffer sg_write_buffer ctladm" +} +basic_body() +{ + create_ramdisk + + # Write to its buffer + cp /etc/passwd input + len=`wc -c input | cut -wf 2` + atf_check -o ignore sg_write_buffer --mode data --in=input /dev/$dev + + # Read it back + atf_check -o save:output sg_read_buffer --mode data -l $len --raw /dev/$dev + + # And verify + if ! diff -q input output; then + atf_fail "Miscompare!" + fi +} +basic_cleanup() +{ + cleanup +} + +# Read from the Descriptor mode. Along with Data, these are the only two modes +# we support. +atf_test_case desc cleanup +desc_head() +{ + atf_set "descr" "READ BUFFER can retrieve the buffer size via the DESCRIPTOR mode" + atf_set "require.user" "root" + atf_set "require.progs" "sg_read_buffer ctladm" +} +desc_body() +{ + create_ramdisk + + atf_check -o inline:" 00 00 04 00 00\n" sg_read_buffer --hex --mode desc /dev/$dev +} +desc_cleanup() +{ + cleanup +} + +atf_test_case length cleanup +length_head() +{ + atf_set "descr" "READ BUFFER can limit its length with the LENGTH field" + atf_set "require.user" "root" + atf_set "require.progs" "sg_read_buffer sg_write_buffer ctladm" +} +length_body() +{ + create_ramdisk + + # Write to its buffer + atf_check -o ignore -e ignore dd if=/dev/random of=input bs=4096 count=1 + atf_check -o ignore -e ignore dd if=input bs=2048 count=1 of=expected + atf_check -o ignore sg_write_buffer --mode data --in=input /dev/$dev + + # Read it back + atf_check -o save:output sg_read_buffer --mode data -l 2048 --raw /dev/$dev + + # And verify + if ! diff -q expected output; then + atf_fail "Miscompare!" + fi +} +length_cleanup() +{ + cleanup +} + +atf_test_case offset cleanup +offset_head() +{ + atf_set "descr" "READ BUFFER accepts the BUFFER OFFSET field" + atf_set "require.user" "root" + atf_set "require.progs" "sg_read_buffer sg_write_buffer ctladm" +} +offset_body() +{ + create_ramdisk + + # Write to its buffer + atf_check -o ignore -e ignore dd if=/dev/random of=input bs=4096 count=1 + atf_check -o ignore -e ignore dd if=input iseek=2 bs=512 count=1 of=expected + atf_check -o ignore sg_write_buffer --mode data --in=input /dev/$dev + + # Read it back + atf_check -o save:output sg_read_buffer --mode data -l 512 -o 1024 --raw /dev/$dev + + # And verify + if ! diff -q expected output; then + atf_fail "Miscompare!" + fi +} +offset_cleanup() +{ + cleanup +} + +atf_test_case uninitialized cleanup +uninitialized_head() +{ + atf_set "descr" "READ BUFFER buffers are zero-initialized" + atf_set "require.user" "root" + atf_set "require.progs" "sg_read_buffer ctladm" +} +uninitialized_body() +{ + create_ramdisk + + # Read an uninitialized buffer + atf_check -o save:output sg_read_buffer --mode data -l 262144 --raw /dev/$dev + + # And verify + atf_check -o ignore -e ignore dd if=/dev/zero bs=262144 count=1 of=expected + if ! diff -q expected output; then + atf_fail "Miscompare!" + fi +} +uninitialized_cleanup() +{ + cleanup +} + +atf_init_test_cases() +{ + atf_add_test_case basic + atf_add_test_case desc + atf_add_test_case length + atf_add_test_case offset + atf_add_test_case uninitialized +} |