mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-22 15:02:25 +00:00
142 lines
3.4 KiB
Plaintext
142 lines
3.4 KiB
Plaintext
# Block numbers of 0-65535 supported for testing
|
|
set block_number 12345
|
|
|
|
set test_rounds 10000
|
|
|
|
if {[get_cmd_switch --autopilot] && [have_board virt_qemu_riscv]} {
|
|
puts "Autopilot mode is not supported on this platform."
|
|
exit 0
|
|
}
|
|
|
|
build { core lib/ld init lib/libc lib/vfs lib/libcrypto test/aes_cbc_4k }
|
|
|
|
create_boot_directory
|
|
|
|
append config {
|
|
<config>
|
|
<parent-provides>
|
|
<service name="LOG"/>
|
|
<service name="PD"/>
|
|
<service name="CPU"/>
|
|
<service name="ROM"/>
|
|
</parent-provides>
|
|
<default-route> <any-service> <parent/> </any-service> </default-route>
|
|
<default caps="100"/>
|
|
<start name="test-aes_cbc_4k">
|
|
<config block_number="} $block_number {" test_rounds="} $test_rounds {">
|
|
|
|
<libc stdout="/dev/log" stderr="/dev/log"/>
|
|
<vfs>
|
|
<dir name="dev">
|
|
<log/>
|
|
</dir>
|
|
</vfs>
|
|
|
|
</config>
|
|
<resource name="RAM" quantum="3M"/>
|
|
</start>
|
|
</config>}
|
|
|
|
install_config $config
|
|
|
|
#
|
|
# Use host tools to do same aes_cbc_essiv crypto as Genode test will do
|
|
#
|
|
|
|
set debug_steps 0
|
|
|
|
exec echo -n "Better kept private" > [run_dir]/genode/passphrase
|
|
exec echo -n "Not for the public" > [run_dir]/genode/plaintext
|
|
|
|
# extent plaintext to 4k to crypt the same size on Genode and here
|
|
exec truncate -s 4k [run_dir]/genode/plaintext
|
|
|
|
# create some key of right size, e.g. 256 bit
|
|
set key_aes [exec sha256sum [run_dir]/genode/passphrase]
|
|
# remove file name from output
|
|
regexp {([0-9,a-z]+)} $key_aes all key_aes
|
|
|
|
if {$debug_steps} { puts "$key_aes - key" }
|
|
|
|
# write key
|
|
set fd [open [run_dir]/genode/hex_key w]
|
|
puts -nonewline $fd $key_aes
|
|
close $fd
|
|
|
|
# convert key from hex form into binary form
|
|
exec xxd -r -p [run_dir]/genode/hex_key [run_dir]/genode/key
|
|
if {!$debug_steps} { exec rm [run_dir]/genode/hex_key }
|
|
|
|
#
|
|
# ESSIV
|
|
#
|
|
|
|
# hash key
|
|
exec sha256sum [run_dir]/genode/key >[run_dir]/genode/hash_of_key
|
|
|
|
# read in hash_of_key
|
|
set fd [open [run_dir]/genode/hash_of_key r]
|
|
set hash_of_key [read $fd]
|
|
close $fd
|
|
exec rm [run_dir]/genode/hash_of_key
|
|
|
|
# extract key from file (contains beside the key also the file name)
|
|
regexp {([0-9,a-z]+)} $hash_of_key all hash_of_key
|
|
|
|
if {$debug_steps} { puts "$hash_of_key - hash of key" }
|
|
|
|
# convert block_number to binary form - up to now works solely for 0-65535 !
|
|
if {$block_number >= 65536} {
|
|
puts "block number too large for this script\n"
|
|
exit 1
|
|
}
|
|
set hex_block [format "%02x%02x" [expr $block_number%256] [expr $block_number/256]]
|
|
exec echo "$hex_block" | xxd -r -p >[run_dir]/genode/blocknumber
|
|
exec truncate -s 16 [run_dir]/genode/blocknumber
|
|
|
|
# crypt the blocknumber with the hash_of_key as key
|
|
catch {
|
|
# -p - shows information about generated key, salt and iv
|
|
exec openssl enc -aes-256-cbc -nosalt -iv 0 -p \
|
|
-K "$hash_of_key" \
|
|
-in [run_dir]/genode/blocknumber \
|
|
-out [run_dir]/genode/iv_crypt
|
|
}
|
|
|
|
# remove 16 byte at end of this file
|
|
exec truncate -s 16 [run_dir]/genode/iv_crypt
|
|
|
|
# convert and read in iv in hex form
|
|
set iv [exec xxd -p [run_dir]/genode/iv_crypt]
|
|
|
|
if {$debug_steps} { puts "$iv - iv" }
|
|
|
|
if {!$debug_steps} {
|
|
exec rm [run_dir]/genode/blocknumber
|
|
exec rm [run_dir]/genode/iv_crypt
|
|
}
|
|
|
|
#
|
|
# Now make aes_cbc with essiv
|
|
#
|
|
|
|
catch {
|
|
exec openssl enc -aes-256-cbc -nosalt -iv "$iv" \
|
|
-K "$key_aes" \
|
|
-in [run_dir]/genode/plaintext \
|
|
-out [run_dir]/genode/openssl_crypted
|
|
}
|
|
|
|
if {$debug_steps} { exit 0 }
|
|
|
|
#
|
|
# build and boot image
|
|
#
|
|
|
|
build_boot_image [build_artifacts]
|
|
|
|
append qemu_args "-nographic "
|
|
|
|
run_genode_until "Test succeeded.*\n" 25
|
|
|