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