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36 lines
1.0 KiB
Python
36 lines
1.0 KiB
Python
from typing import *
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def generate_secret() -> bytes:
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"""
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Generate secret key.
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"""
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def publickey(secret_key: bytes, compressed: bool = True) -> bytes:
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"""
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Computes public key from secret key.
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"""
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CANONICAL_SIG_ETHEREUM: int = 1
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CANONICAL_SIG_EOS: int = 2
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def sign(
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secret_key: bytes,
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digest: bytes,
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compressed: bool = True,
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canonical: int | None = None,
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) -> bytes:
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"""
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Uses secret key to produce the signature of the digest.
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"""
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def verify(public_key: bytes, signature: bytes, digest: bytes) -> bool:
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"""
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Uses public key to verify the signature of the digest.
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Returns True on success.
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"""
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def verify_recover(signature: bytes, digest: bytes) -> bytes:
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"""
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Uses signature of the digest to verify the digest and recover the public
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key. Returns public key on success, None if the signature is invalid.
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"""
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def multiply(secret_key: bytes, public_key: bytes) -> bytes:
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"""
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Multiplies point defined by public_key with scalar defined by
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secret_key. Useful for ECDH.
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"""
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