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b5c780993c
Instead of having a generic "virt_qemu" board use "virt_qemu_<arch>" in order to have a clean distinction between boards. Current supported boards are "virt_qemu_arm_v7a", "virt_qemu_arm_v8a", and "virt_qemu_riscv". issue #4034
144 lines
3.5 KiB
Plaintext
144 lines
3.5 KiB
Plaintext
# Block numbers of 0-65535 supported for testing
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set block_number 12345
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set test_rounds 10000
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if {[get_cmd_switch --autopilot] && [have_board virt_qemu_riscv]} {
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puts "Autopilot mode is not supported on this platform."
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exit 0
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}
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build "core init test/aes_cbc_4k"
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create_boot_directory
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append config {
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<config>
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<parent-provides>
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<service name="LOG"/>
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<service name="PD"/>
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<service name="CPU"/>
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<service name="ROM"/>
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</parent-provides>
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<default-route> <any-service> <parent/> </any-service> </default-route>
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<default caps="100"/>
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<start name="test-aes_cbc_4k">
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<config block_number="} $block_number {" test_rounds="} $test_rounds {">
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<libc stdout="/dev/log" stderr="/dev/log"/>
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<vfs>
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<dir name="dev">
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<log/>
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</dir>
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</vfs>
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</config>
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<resource name="RAM" quantum="3M"/>
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</start>
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</config>}
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install_config $config
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#
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# Use host tools to do same aes_cbc_essiv crypto as Genode test will do
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#
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set debug_steps 0
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exec echo -n "Better kept private" > [run_dir]/genode/passphrase
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exec echo -n "Not for the public" > [run_dir]/genode/plaintext
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# extent plaintext to 4k to crypt the same size on Genode and here
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exec truncate -s 4k [run_dir]/genode/plaintext
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# create some key of right size, e.g. 256 bit
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set key_aes [exec sha256sum [run_dir]/genode/passphrase]
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# remove file name from output
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regexp {([0-9,a-z]+)} $key_aes all key_aes
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if {$debug_steps} { puts "$key_aes - key" }
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# write key
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set fd [open [run_dir]/genode/hex_key w]
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puts -nonewline $fd $key_aes
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close $fd
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# convert key from hex form into binary form
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exec xxd -r -p [run_dir]/genode/hex_key [run_dir]/genode/key
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if {!$debug_steps} { exec rm [run_dir]/genode/hex_key }
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#
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# ESSIV
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#
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# hash key
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exec sha256sum [run_dir]/genode/key >[run_dir]/genode/hash_of_key
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# read in hash_of_key
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set fd [open [run_dir]/genode/hash_of_key r]
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set hash_of_key [read $fd]
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close $fd
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exec rm [run_dir]/genode/hash_of_key
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# extract key from file (contains beside the key also the file name)
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regexp {([0-9,a-z]+)} $hash_of_key all hash_of_key
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if {$debug_steps} { puts "$hash_of_key - hash of key" }
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# convert block_number to binary form - up to now works solely for 0-65535 !
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if {$block_number >= 65536} {
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puts "block number too large for this script\n"
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exit 1
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}
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set hex_block [format "%02x%02x" [expr $block_number%256] [expr $block_number/256]]
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exec echo "$hex_block" | xxd -r -p >[run_dir]/genode/blocknumber
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exec truncate -s 16 [run_dir]/genode/blocknumber
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# crypt the blocknumber with the hash_of_key as key
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catch {
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# -p - shows information about generated key, salt and iv
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exec openssl enc -aes-256-cbc -nosalt -iv 0 -p \
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-K "$hash_of_key" \
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-in [run_dir]/genode/blocknumber \
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-out [run_dir]/genode/iv_crypt
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}
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# remove 16 byte at end of this file
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exec truncate -s 16 [run_dir]/genode/iv_crypt
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# convert and read in iv in hex form
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set iv [exec xxd -p [run_dir]/genode/iv_crypt]
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if {$debug_steps} { puts "$iv - iv" }
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if {!$debug_steps} {
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exec rm [run_dir]/genode/blocknumber
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exec rm [run_dir]/genode/iv_crypt
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}
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#
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# Now make aes_cbc with essiv
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#
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catch {
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exec openssl enc -aes-256-cbc -nosalt -iv "$iv" \
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-K "$key_aes" \
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-in [run_dir]/genode/plaintext \
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-out [run_dir]/genode/openssl_crypted
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}
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if {$debug_steps} { exit 0 }
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#
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# build and boot image
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#
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set boot_modules { core ld.lib.so init }
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append boot_modules { libc.lib.so vfs.lib.so libcrypto.lib.so test-aes_cbc_4k }
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build_boot_image $boot_modules
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append qemu_args "-nographic "
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run_genode_until "Test succeeded.*\n" 25
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