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https://github.com/m5stack/Core2forAWS-MicroPython.git
synced 2026-05-20 10:30:31 -07:00
Yonatan Goldschmidt
ef9843653b
Selectable at compile time via MICROPY_PY_UCRYPTOLIB_CTR. Disabled by default.
29 lines
530 B
Python
29 lines
530 B
Python
try:
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from ucryptolib import aes
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except ImportError:
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print("SKIP")
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raise SystemExit
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def _new(k, ctr_initial):
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return aes(k, 6, ctr_initial)
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try:
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_new(b'x' * 16, b'x' * 16)
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except ValueError as e:
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# is CTR support disabled?
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if e.args[0] == "mode":
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print("SKIP")
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raise SystemExit
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raise e
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crypto = _new(b"1234" * 4, b"5678" * 4)
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enc = crypto.encrypt(b'a')
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print(enc)
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enc += crypto.encrypt(b'b' * 1000)
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print(enc)
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crypto = _new(b"1234" * 4, b"5678" * 4)
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print(crypto.decrypt(enc))
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