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- from eth_keys.constants import (
- SECPK1_N,
- )
- def int_to_byte(value: int) -> bytes:
- return bytes([value])
- def coerce_low_s(value: int) -> int:
- """
- Coerce the s component of an ECDSA signature into its low-s form.
- See https://bitcoin.stackexchange.com/questions/83408/in-ecdsa-why-is-r-%E2%88%92s-mod-n-complementary-to-r-s # noqa: E501
- or https://github.com/ethereum/EIPs/blob/master/EIPS/eip-2.md.
- """ # blocklint: pragma
- return min(value, -value % SECPK1_N)
|
