Host-customized fork of https://github.com/tecnovert/basicswap/
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31 lines
706 B
31 lines
706 B
# -*- coding: utf-8 -*- |
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import hashlib |
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import secrets |
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def rfc2440_hash_password(password, salt=None): |
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# Match tor --hash-password |
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# secret_to_key_rfc2440 |
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EXPBIAS = 6 |
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c = 96 |
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count = (16 + (c & 15)) << ((c >> 4) + EXPBIAS) |
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if salt is None: |
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salt = secrets.token_bytes(8) |
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assert len(salt) == 8 |
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hashbytes = salt + password.encode('utf-8') |
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len_hashbytes = len(hashbytes) |
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h = hashlib.sha1() |
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while count > 0: |
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if count >= len_hashbytes: |
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h.update(hashbytes) |
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count -= len_hashbytes |
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continue |
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h.update(hashbytes[:count]) |
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break |
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rv = '16:' + salt.hex() + '60' + h.hexdigest() |
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return rv.upper()
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