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seeder = {
// number of mouse movements to wait for
seedLimit: (function () {
var num = Crypto.util.randomBytes(12)[11];
return 200 + Math.floor(num);
})(),
seedCount: 0, // counter
lastInputTime: new Date().getTime(),
seedPoints: [],
// seed function exists to wait for mouse movement to add more entropy before generating an address
seed: function (evt) {
if (!evt) var evt = window.event;
var timeStamp = new Date().getTime();
// seeding is over now we generate and display the address
if (seeder.seedCount == seeder.seedLimit) {
seeder.seedCount++;
seeder.removePoints();
$('body').trigger('seeded')
}
// seed mouse position X and Y when mouse movements are greater than 40ms apart.
else if ((seeder.seedCount < seeder.seedLimit) && evt && (timeStamp - seeder.lastInputTime) > 10) {
SecureRandom.seedTime();
SecureRandom.seedInt16((evt.clientX * evt.clientY));
seeder.seedCount++;
seeder.lastInputTime = new Date().getTime();
}
},
removePoints: function () {
for (var i = 0; i < seeder.seedPoints.length; i++) {
document.body.removeChild(seeder.seedPoints[i]);
}
seeder.seedPoints = [];
}
};
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