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41 lines
1.3 KiB
Python
41 lines
1.3 KiB
Python
from typing import *
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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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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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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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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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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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def sign(secret_key: bytes, digest: bytes, compressed: bool = True, canonical: int = None) -> 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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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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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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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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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 key.
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Returns public key on success, None on failure.
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'''
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# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
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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 secret_key.
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Useful for ECDH.
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'''
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