v / vlib / crypto / cipher / des_cfb_test.v
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1import crypto.des


2import crypto.cipher


3


4const key = '123456789012345678901234'.bytes()


5const iv = 'abcdegfh'.bytes()


6const str = '73c86d43a9d700a253a96c85b0f6b03ac9792e0e757f869cca306bd3cba1c62b'


7


8fn test_triple_des_cfb() {


9    mut src := str.bytes()


10


11    triple_des_cfb_en(mut src, key, iv)


12    assert src.hex() == '00d963619a67c84ef3e300e35c4d03fecbb3c4b1a2ee1abbff706dbe6da94ab5803359d1a6ac2b9cda703dbc32071abb2b1682fccdc92903b4e06187512e6d46'


13


14    triple_des_cfb_de(mut src, key, iv)


15    assert src.bytestr() == str


16    println('test_triple_des_cfb ok')


17}


18


19fn test_des_cfb() {


20    mut src := str.bytes()


21


22    des_cfb_en(mut src, key[..8], iv)


23    assert src.hex() == '2743e2164b8604562f4ab73dd3d1bccb1fc08e77f34560b920ec8cce5c6a110ea1fcdc2a7ddd812e35387435de2985f6e636893db25a9d0683748edc145e1ef0'


24


25    des_cfb_de(mut src, key[..8], iv)


26    assert src.bytestr() == str


27    println('test_des_cfb ok')


28}


29


30fn des_cfb_en(mut src []u8, key []u8, iv []u8) {


31    block := des.new_cipher(key)


32    mut mode := cipher.new_cfb_encrypter(block, iv)


33    mode.xor_key_stream(mut src, src.clone())


34}


35


36fn des_cfb_de(mut src []u8, key []u8, iv []u8) {


37    block := des.new_cipher(key)


38    mut mode := cipher.new_cfb_decrypter(block, iv)


39    mode.xor_key_stream(mut src, src.clone())


40}


41


42fn triple_des_cfb_en(mut src []u8, key []u8, iv []u8) {


43    block := des.new_triple_des_cipher(key)


44    mut mode := cipher.new_cfb_encrypter(block, iv)


45    mode.xor_key_stream(mut src, src.clone())


46}


47


48fn triple_des_cfb_de(mut src []u8, key []u8, iv []u8) {


49    block := des.new_triple_des_cipher(key)


50    mut mode := cipher.new_cfb_decrypter(block, iv)


51    mode.xor_key_stream(mut src, src.clone())


52}


53