@vaporyjs/rustbn.js
Version:
Javascript bindings for https://github.com/paritytech/bn (using asm.js)
75 lines (65 loc) • 3.96 kB
HTML
<html>
<head>
<script>
console.log('running main.');
function bodyOnloadHandler() {
console.log("body onload");
main();
}
function overwriteConsoleLog () {
var old = console.log;
var logger = document.getElementById('log');
console.log = function (message) {
if (typeof message == 'object') {
logger.innerHTML += (JSON && JSON.stringify ? JSON.stringify(message) : message) + '<br />';
} else {
logger.innerHTML += message + '<br />';
}
}
}
/*
// for wasm
var Module = {
wasmBinaryFile: "rustbn.wasm",
onRuntimeInitialized: main,
}
*/
function main() {
overwriteConsoleLog();
const ecMul = Module.cwrap('ec_mul', 'string', ['string']);
const ecAdd = Module.cwrap('ec_add', 'string', ['string']);
const ecPairing = Module.cwrap('ec_pairing', 'string', ['string']);
// TODO: more test cases
//let points_input = p1 + p2;
//let points_input = '000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000';
let p1 = '00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000'
let p2 = '30644e72e131a029b85045b68181585d2833e84879b9709143e1f593f0000001'
let ecMul_points_input = p1 + p2;
try {
let ecMul_result = ecMul(ecMul_points_input);
console.log('ecMul_result: ' + ecMul_result);
} catch (e) {
console.log('ecMul_result caught error.');
console.log(e);
}
//let ecAdd_points_input = '0f25929bcb43d5a57391564615c9e70a992b10eafa4db109709649cf48c50dd216da2f5cb6be7a0aa72c440c53c9bbdfec6c36c7d515536431b3a865468acbba0f25919bcb43d5a57391564615c9e70a992b10eafa4db109709649cf48c50dd216da2f5cb6be7a0aa72c440c53c9bbdfec6c36c7d515536431b3a865468acbba';
//let ecAdd_points_input = '000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001000000000000000000000000000000000000000000000000000000000000000200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000';
let add_p1 = '00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002';
let add_p2 = '00000000000000000000000000000000000000000000000000000000000000010000000000000000000000000000000000000000000000000000000000000002';
let ecAdd_points_input = add_p1 + add_p2;
try {
let ecAdd_result = ecAdd(ecAdd_points_input);
console.log('ecAdd_result: ' + ecAdd_result);
// 030644e72e131a029b85045b68181585d97816a916871ca8d3c208c16d87cfd315ed738c0e0a7c92e7845f96b2ae9c0a68a6a449e3538fc7ff3ebf7a5a18a2c4
} catch (e) {
console.log('ecAdd caught error.');
console.log(e);
}
}
</script>
<script src="../lib/index.asm.js"></script>
</head>
<body onload="bodyOnloadHandler()">
<div id="log"></div>
</body>
</html>