base58check in extendedPrivateKeyString

10 years ago · 9e188574f7
1 changed files with 1 additions and 4 deletions
--- a/lib/bip32.js
+++ b/lib/bip32.js
@ -173,10 +173,7 @@ BIP32.prototype.buildExtendedPrivateKey = function() {

 BIP32.prototype.extendedPrivateKeyString = function(format) {
  if (format === undefined || format === 'base58') {
-    var hash = Hash.sha256sha256(this.extendedPrivateKey);
-    var checksum = hash.slice(0, 4);
-    var data = Buffer.concat([this.extendedPrivateKey, checksum]);
-    return base58.encode(data);
+    return Base58Check.encode(this.extendedPrivateKey);
  } else if (format === 'hex') {
    return this.extendedPrivateKey.toString('hex');
  } else {