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v/vlib/crypto/cipher/aes_ctr_test.v

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850 B
V

import crypto.aes
import crypto.cipher
fn test_aes_ctr() {
key := '6368616e676520746869732070617373'.bytes()
iv := '1234567890123456'.bytes()
str := '73c86d43a9d700a253a96c85b0f6b03ac9792e0e757f869cca306bd3cba1c62b'
mut src := str.bytes()
aes_ctr_en(mut src, key, iv)
assert src.hex() == '04380c1470ab2d8a0b3f9b4c1949b8ace811f22bc0a455a8946a3ea7a03e9f8440820f273ce749e955e4adb9e8f6ffde82bae507e0b6164b531d3eeb32f5beb5'
aes_ctr_de(mut src, key, iv)
assert src.bytestr() == str
println('test_aes_ctr ok')
}
fn aes_ctr_en(mut src []byte, key []byte, iv []byte) {
block := aes.new_cipher(key)
mode := cipher.new_ctr(block, iv)
mode.xor_key_stream(mut src, src.clone())
}
fn aes_ctr_de(mut src []byte, key []byte, iv []byte) {
block := aes.new_cipher(key)
mode := cipher.new_ctr(block, iv)
mode.xor_key_stream(mut src, src.clone())
}