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ecdsa: use (r, s) values directly

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This commit is contained in:
Daniel Cousens 2014-05-10 22:38:05 +10:00
parent 8d7408202f
commit 2dec1375a1
6 changed files with 26 additions and 41 deletions

7
test/ecdsa.js
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@ -46,7 +46,7 @@ describe('ecdsa', function() {
var D = BigInteger.fromHex(f.D)
var priv = new ECKey(D)
var hash = crypto.sha256(f.message)
var sig = ecdsa.parseSig(priv.sign(hash))
var sig = priv.sign(hash)
assert.equal(sig.r.toString(), f.signature.r)
assert.equal(sig.s.toString(), f.signature.s)
@ -56,12 +56,11 @@ describe('ecdsa', function() {
it('should sign with low S value', function() {
var priv = ECKey.makeRandom()
var hash = crypto.sha256('Vires in numeris')
var signature = priv.sign(hash)
var psig = ecdsa.parseSig(signature)
var sig = priv.sign(hash)
// See BIP62 for more information
var N_OVER_TWO = ecparams.getN().shiftRight(1)
assert(psig.s.compareTo(N_OVER_TWO) <= 0)
assert(sig.s.compareTo(N_OVER_TWO) <= 0)
})
})