antelope-ecc/keys/public_key_to_wif.js

A universal JavaScript ECC digital signature and key utility package for Antelope based blockchains.

import binary_to_base58 from "base58-js/binary_to_base58.js";
import ripemd160 from "ripemd160-js/ripemd160.js";
/**
 * Converts a binary representation of a compressed secp256k1 public key to Antelope based WIF public key (PUB_K1).
 * @param Binary representation of the secp256k1 WIF public key.
 */
export default async function public_key_to_wif(public_key) {
    const hash = await ripemd160(Uint8Array.from([...public_key, 75, 49]));
    const checksum = hash.slice(0, 4);
    return ("PUB_K1_" +
        binary_to_base58(new Uint8Array([
            ...public_key,
            ...checksum,
        ])));
}