Пример #1
0
// Verifies a hash using DER encoded signature
func Verify(pubKey, signature, hash []byte) (bool, error) {
	sig, err := btcec.ParseDERSignature(signature, btcec.S256())
	if err != nil {
		return false, err
	}
	pk, err := btcec.ParsePubKey(pubKey, btcec.S256())
	if err != nil {
		return false, nil
	}
	return sig.Verify(hash, pk), nil
}
Пример #2
0
func TestSignatures(t *testing.T) {
	for _, test := range signatureTests {
		var err error
		if test.der {
			_, err = btcec.ParseDERSignature(test.sig, btcec.S256())
		} else {
			_, err = btcec.ParseSignature(test.sig, btcec.S256())
		}
		if err != nil {
			if test.isValid {
				t.Errorf("%s signature failed when shouldn't %v",
					test.name, err)
			} /* else {
				t.Errorf("%s got error %v", test.name, err)
			} */
			continue
		}
		if !test.isValid {
			t.Errorf("%s counted as valid when it should fail",
				test.name)
		}
	}
}