7 lines
340 B
Python
7 lines
340 B
Python
# utils to use starknet library in ccxt
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from .constants import EC_ORDER
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from ..starkware.crypto.signature import grind_key
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def get_private_key_from_eth_signature(eth_signature_hex: str) -> int:
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r = eth_signature_hex[2 : 64 + 2] if eth_signature_hex[0:2] == '0x' else eth_signature_hex[0 : 64]
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return grind_key(int(r, 16), EC_ORDER) |