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Vanity address generator prefixes are now checked for validity

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moneromooo-monero 2015-07-05 15:17:37 +01:00
parent fd902a46ef
commit b70f7113a3
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GPG key ID: 686F07454D6CEFC3
2 changed files with 57 additions and 26 deletions
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57
monero-wallet-generator.html
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@ -10225,8 +10225,8 @@ bC0zLjUsMjAuNGgtNkwyNDQuOCwzMTAuNkwyNDQuOCwzMTAuNnoiLz4KPC9nPgo8L3N2Zz4K">
<div class="col s5 offset-s1">
<form>
<input class="btn deep-orange" type="button" onclick="js:genwallet_prefix();" value="Generate wallet with prefix" action="" id="gen_prefix_widget"/>
<p>(very slow for more than a few characters, no check for valid prefixes)</p>
<input type="text" value="4" id="prefix_widget"/>
<p>(very slow for more than a few characters)</p>
<input type="text" value="4" id="prefix_widget" oninput="js:check_prefix_validity()"; />
</form>
</div>
</div>
@ -10440,7 +10440,9 @@ function genwallet_prefix_worker()
keys = cnUtil.create_address_if_prefix(seed,prefix);
if (keys != null) {
gen_prefix_widget = document.getElementById("gen_prefix_widget");
prefix_widget = document.getElementById("prefix_widget");
gen_prefix_widget.value = previous_button_text;
prefix_widget.disabled = false;
generating = false;
break;
}
@ -10463,13 +10465,50 @@ function genwallet_prefix_worker()
mnemonic_widget.innerHTML = mnemonic;
}
var zerohex="0000000000000000000000000000000000000000000000000000000000000000";
var ffhex="ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff";
var lowest_address=cnUtil.pubkeys_to_string(zerohex,zerohex);
var highest_address=cnUtil.pubkeys_to_string(ffhex,ffhex);
function is_valid_prefix(prefix)
{
if (prefix.length <= 0 || prefix.length >= 95)
return false;
var lowest=lowest_address.substr(0,prefix.length);
var highest=highest_address.substr(0,prefix.length);
if (prefix<lowest)
return false;
if (prefix>highest)
return false;
return true;
}
function check_prefix_validity()
{
gen_prefix_widget = document.getElementById("gen_prefix_widget");
prefix_widget = document.getElementById("prefix_widget");
if (gen_prefix_widget.value == "STOP")
return;
prefix=prefix_widget.value;
if (is_valid_prefix(prefix)) {
gen_prefix_widget.value = "Generate wallet with prefix";
gen_prefix_widget.disabled = false;
}
else {
gen_prefix_widget.value = "Invalid prefix";
gen_prefix_widget.disabled = true;
}
}
generating = false;
function genwallet_prefix()
{
gen_prefix_widget = document.getElementById("gen_prefix_widget");
prefix_widget = document.getElementById("prefix_widget");
if (generating) {
generating = false;
gen_prefix_widget.value = previous_button_text;
prefix_widget.disabled = false;
}
else {
prefix_widget = document.getElementById("prefix_widget");
@ -10479,23 +10518,15 @@ function genwallet_prefix()
alert("Bad prefix "+prefix+" should start with 4 and be at least one extra character");
return;
}
/* Seems to pass strings that don't get found
ok = false;
try {
if (cnBase58.decode(prefix) != "")
ok = true;
}
catch(e) {
}
if (!ok) {
alert("Bad prefix "+prefix+" is not a valid Monero address prefix");
if (!is_valid_prefix(prefix)) {
alert("Bad prefix "+prefix+" is not a valid address prefix");
return;
}
*/
generating = true;
previous_button_text = gen_prefix_widget.value;
gen_prefix_widget.value = "STOP";
prefix_widget.disabled = true;
setTimeout(genwallet_prefix_worker, 0);
}
}