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v/vlib/crypto/cipher/aes_cfb_test.v
2022-04-15 15:35:35 +03:00

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866 B
V

import crypto.aes
import crypto.cipher
fn test_aes_cfb() {
key := '6368616e676520746869732070617373'.bytes()
iv := '1234567890123456'.bytes()
str := '73c86d43a9d700a253a96c85b0f6b03ac9792e0e757f869cca306bd3cba1c62b'
mut src := str.bytes()
aes_cfb_en(mut src, key, iv)
assert src.hex() == '04380c1470ab2d8a0b3f9b4c1949b8ac57dfecca20ab539cd9862a262857ed3e4be1b1bb1d590f3c9eb760ef3d0c202b38e79ea53efbe4a3334f0a872e82f208'
aes_cfb_de(mut src, key, iv)
assert src.bytestr() == str
println('test_aes_cfb ok')
}
fn aes_cfb_en(mut src []u8, key []u8, iv []u8) {
block := aes.new_cipher(key)
mut mode := cipher.new_cfb_encrypter(block, iv)
mode.xor_key_stream(mut src, src.clone())
}
fn aes_cfb_de(mut src []u8, key []u8, iv []u8) {
block := aes.new_cipher(key)
mut mode := cipher.new_cfb_decrypter(block, iv)
mode.xor_key_stream(mut src, src.clone())
}