(function() {
                    var nodeEnv = typeof require !== 'undefined' && typeof process !== 'undefined';
                    var __module = nodeEnv ? module : {exports:{}};
                    var __filename = 'preview-scripts/__node_modules/public-encrypt/mgf.js';
                    var __require = nodeEnv ? function (request) {
                        return cc.require(request);
                    } : function (request) {
                        return __quick_compile_project__.require(request, __filename);
                    };
                    function __define (exports, require, module) {
                        if (!nodeEnv) {__quick_compile_project__.registerModule(__filename, module);}var createHash = require('create-hash')
var Buffer = require('safe-buffer').Buffer

module.exports = function (seed, len) {
  var t = Buffer.alloc(0)
  var i = 0
  var c
  while (t.length < len) {
    c = i2ops(i++)
    t = Buffer.concat([t, createHash('sha1').update(seed).update(c).digest()])
  }
  return t.slice(0, len)
}

function i2ops (c) {
  var out = Buffer.allocUnsafe(4)
  out.writeUInt32BE(c, 0)
  return out
}

                    }
                    if (nodeEnv) {
                        __define(__module.exports, __require, __module);
                    }
                    else {
                        __quick_compile_project__.registerModuleFunc(__filename, function () {
                            __define(__module.exports, __require, __module);
                        });
                    }
                })();