@mysten/sui/dist/esm/zklogin/address.js

Sui TypeScript API(Work in Progress)

import { blake2b } from "@noble/hashes/blake2b";
import { bytesToHex } from "@noble/hashes/utils";
import { SIGNATURE_SCHEME_TO_FLAG } from "../cryptography/signature-scheme.js";
import { normalizeSuiAddress, SUI_ADDRESS_LENGTH } from "../utils/index.js";
import { toBigEndianBytes } from "./utils.js";
function computeZkLoginAddressFromSeed(addressSeed, iss) {
  const addressSeedBytesBigEndian = toBigEndianBytes(addressSeed, 32);
  if (iss === "accounts.google.com") {
    iss = "https://accounts.google.com";
  }
  const addressParamBytes = new TextEncoder().encode(iss);
  const tmp = new Uint8Array(2 + addressSeedBytesBigEndian.length + addressParamBytes.length);
  tmp.set([SIGNATURE_SCHEME_TO_FLAG.ZkLogin]);
  tmp.set([addressParamBytes.length], 1);
  tmp.set(addressParamBytes, 2);
  tmp.set(addressSeedBytesBigEndian, 2 + addressParamBytes.length);
  return normalizeSuiAddress(
    bytesToHex(blake2b(tmp, { dkLen: 32 })).slice(0, SUI_ADDRESS_LENGTH * 2)
  );
}
export {
  computeZkLoginAddressFromSeed
};
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