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Make HD wallet compatible with wallets generated on https://bip32.org and bitcoin-cli.

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This commit is contained in:
Kiyomichi Kosaka 2021-04-05 13:07:27 +02:00
parent 9a0175e18f
commit 2c8ee40a9a
3 changed files with 36 additions and 6 deletions
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17
index.html
View File

@ -1193,14 +1193,14 @@
<div class="row">
<div class="col-md-8">
<b>Path</b><br>
<select class="form-control" id="hdpathtype"">
<select class="form-control" id="hdpathtype">
<option value="simple">Simple: m/i</option>
<option value="custom">Custom</option>
</select>
<div id="hdpath" class="hidden" style="margin-top:4px">
<span class="input-group">
<input type="text" class="form-control" value="m/0/1"> <br>
<input type="text" class="form-control" value="m/0/1" title="WARNING: see #settings page when using hardened paths!"> <br>
<span class="input-group-addon"> / </span>
</span>
</div>
@ -1456,6 +1456,19 @@
</div>
</div>
<hr>
<div class="row">
<div class="col-md-12">
<b>HD wallet hardened path derivation</b>: <br>
<p class="text-muted">The path derivation for hardened paths was calculated wrong in earlier versions of coinb.in. Please select the old path derivation to recover HD wallet keys generated with older version of coinb.in.</p>
<select class="form-control" id="coinjs_derivation">
<option value="bip32_derivation">BIP32 compliant derivation</option>
<option value="coinbin_broken">Old (broken) coinb.in path derivation</option>
</select>
</div>
</div>
<br>
<div id="statusSettings" class="hidden alert">

8
js/coin.js
View File

@ -18,6 +18,8 @@
coinjs.compressed = false;
coinjs.hd_derivation = "bip32_derivation";
/* other vars */
coinjs.developer = '33tht1bKDgZVxb39MnZsWa8oxHXHvUYE4G'; //bitcoin
@ -685,7 +687,11 @@
r.derive = function(i){
i = (i)?i:0;
var blob = (Crypto.util.hexToBytes(this.keys.pubkey)).concat(coinjs.numToBytes(i,4).reverse());
if ((i >= 0x80000000) && (coinjs.hd_derivation == "bip32_derivation")) {
var blob = (Crypto.util.hexToBytes("00").concat(Crypto.util.hexToBytes(this.keys.privkey)).concat(coinjs.numToBytes(i,4).reverse()));
} else {
var blob = (Crypto.util.hexToBytes(this.keys.pubkey)).concat(coinjs.numToBytes(i,4).reverse());
}
var j = new jsSHA(Crypto.util.bytesToHex(blob), 'HEX');
var hash = j.getHMAC(Crypto.util.bytesToHex(r.chain_code), "HEX", "SHA-512", "HEX");

17
js/coinbin.js
View File

@ -1701,15 +1701,23 @@ $(document).ready(function() {
function deriveHDaddress() {
var hd = coinjs.hd($("#verifyHDaddress .hdKey").html());
var index_start = $("#verifyHDaddress .derivation_index_start").val()*1;
var index_end = $("#verifyHDaddress .derivation_index_end").val()*1;
var index_start = $("#verifyHDaddress .derivation_index_start").val();
if ((index_start.length > 1) && (index_start[index_start.length - 1] == '\'')) {
var use_private_index = '\'';
index_start = index_start.replace(/[']/, "") * 1;
} else {
var use_private_index = '';
index_start = index_start.replace(/[']/, "") * 1;
}
var index_end = $("#verifyHDaddress .derivation_index_end").val().replace(/[']/, "") * 1;
$("#verifyHDaddress .derivation_index_end").val(index_end + use_private_index);
var html = '';
$("#verifyHDaddress .derived_data table tbody").html("");
for(var i=index_start;i<=index_end;i++){
if($("#hdpathtype option:selected").val()=='simple'){
var derived = hd.derive(i);
} else {
var derived = hd.derive_path(($("#hdpath input").val().replace(/\/+$/, ""))+'/'+i);
var derived = hd.derive_path(($("#hdpath input").val().replace(/\/+$/, ""))+'/'+i+use_private_index);
}
html += '<tr>';
html += '<td>'+i+'</td>';
@ -1914,6 +1922,8 @@ $(document).ready(function() {
coinjs.hdkey.pub = $("#coinjs_hdpub").val()*1;
coinjs.hdkey.prv = $("#coinjs_hdprv").val()*1;
coinjs.hd_derivation = $("#coinjs_derivation").val();
configureBroadcast();
configureGetUnspentTx();
@ -1959,6 +1969,7 @@ $(document).ready(function() {
$("#coinjs_multisig").val(o[2]);
$("#coinjs_hdpub").val(o[3]);
$("#coinjs_hdprv").val(o[4]);
$("#coinjs_derivation").val(o[7]);
// hide/show custom screen
if($("option:selected",this).val()=="custom"){