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Removes dangerous private key throwaway

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This commit is contained in:
Daniel Cousens 2014-03-28 18:14:46 +11:00
parent d7eb87433c
commit 626c31911b
1 changed files with 13 additions and 15 deletions
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20
src/eckey.js
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@ -119,25 +119,23 @@ ECKey.prototype.verify = function(hash, sig) {
} }
var ECPubKey = function(input, compressed) { var ECPubKey = function(input, compressed) {
if (!(this instanceof ECPubKey)) { return new ECPubKey(input, compressed); } if (!(this instanceof ECPubKey)) {
if (!input) { return new ECPubKey(input, compressed)
// Generate new key
var n = ecparams.getN();
this.pub = ecparams.getG().multiply(ecdsa.getBigRandom(n))
this.compressed = compressed || false;
} }
else this.import(input,compressed)
this.import(input,compressed)
} }
ECPubKey.prototype.import = function(input,compressed) { ECPubKey.prototype.import = function(input, compressed) {
var decode = function(x) { return ECPointFp.decodeFrom(ecparams.getCurve(), x) } var decode = function(x) { return ECPointFp.decodeFrom(ecparams.getCurve(), x) }
this.pub = this.pub =
input instanceof ECPointFp ? input input instanceof ECPointFp ? input
: input instanceof ECKey ? ecparams.getG().multiply(input.priv) : input instanceof ECKey ? ecparams.getG().multiply(input.priv)
: input instanceof ECPubKey ? input.pub : input instanceof ECPubKey ? input.pub
: typeof input == "string" ? decode(convert.hexToBytes(input)) : typeof input == "string" ? decode(convert.hexToBytes(input))
: Array.isArray(input) ? decode(input) : Array.isArray(input) ? decode(input)
: ecparams.getG().multiply(ecdsa.getBigRandom(ecparams.getN())) : null
this.compressed = this.compressed =
compressed ? compressed compressed ? compressed
@ -147,11 +145,11 @@ ECPubKey.prototype.import = function(input,compressed) {
} }
ECPubKey.prototype.add = function(key) { ECPubKey.prototype.add = function(key) {
return ECPubKey(this.pub.add(ECPubKey(key).pub),this.compressed) return ECPubKey(this.pub.add(ECPubKey(key).pub), this.compressed)
} }
ECPubKey.prototype.multiply = function(key) { ECPubKey.prototype.multiply = function(key) {
return ECPubKey(this.pub.multiply(ECKey(key).priv),this.compressed) return ECPubKey(this.pub.multiply(ECKey(key).priv), this.compressed)
} }
ECPubKey.prototype['export'] = function(format) { ECPubKey.prototype['export'] = function(format) {