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Текущая директория: /usr/lib/node_modules/bitgo/node_modules/viem/_esm/utils/signature

Просмотр файла: compactSignatureToSignature.js

import { hexToBytes } from '../encoding/toBytes.js';
import { bytesToHex } from '../encoding/toHex.js';
/**
 * @description Converts an [EIP-2098 compact signature](https://eips.ethereum.org/EIPS/eip-2098) into signature format.
 *
 * @param signature The compact signature to convert.
 * @returns The compact signature in signature format.
 *
 * @example
 * compactSignatureToSignature({
 *   r: '0x68a020a209d3d56c46f38cc50a33f704f4a9a10a59377f8dd762ac66910e9b90',
 *   yParityAndS: '0x7e865ad05c4035ab5792787d4a0297a43617ae897930a6fe4d822b8faea52064',
 * })
 * // {
 * //   r: '0x68a020a209d3d56c46f38cc50a33f704f4a9a10a59377f8dd762ac66910e9b90',
 * //   s: '0x7e865ad05c4035ab5792787d4a0297a43617ae897930a6fe4d822b8faea52064',
 * //   v: 27n
 * // }
 */
export function compactSignatureToSignature({ r, yParityAndS, }) {
    const yParityAndS_bytes = hexToBytes(yParityAndS);
    const yParity = yParityAndS_bytes[0] & 0x80 ? 1 : 0;
    const s = yParityAndS_bytes;
    if (yParity === 1)
        s[0] &= 0x7f;
    return { r, s: bytesToHex(s), yParity };
}
//# sourceMappingURL=compactSignatureToSignature.js.map

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