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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | 3x 3x 3x 3x 3x 3x | import {getCurve} from './curves' /** * Recover public key from signature and recovery id. * @internal */ export function recover(signature: Uint8Array, message: Uint8Array, type: string) { const curve = getCurve(type) const recid = signature[0] - 31 const r = signature.subarray(1, 33) const s = signature.subarray(33) const point = curve.recoverPubKey(message, {r, s}, recid) return new Uint8Array(point.encodeCompressed()) } |