func EC_Verify(k, s, h []byte) bool {
if len(s) >= 9 && int(s[1]) == len(s)-3 {
// remove hashType from the signature as new openssl libs do not like it
// see: https://github.com/piotrnar/gocoin/issues/19
s = s[:len(s)-1]
}
return openssl.EC_Verify(k, s, h) == 1
}
func main() {
key, _ := hex.DecodeString("040eaebcd1df2df853d66ce0e1b0fda07f67d1cabefde98514aad795b86a6ea66dbeb26b67d7a00e2447baeccc8a4cef7cd3cad67376ac1c5785aeebb4f6441c16")
sig, _ := hex.DecodeString("3045022100fe00e013c244062847045ae7eb73b03fca583e9aa5dbd030a8fd1c6dfcf11b1002207d0d04fed8fa1e93007468d5a9e134b0a7023b6d31db4e50942d43a250f4d07c01")
msg, _ := hex.DecodeString("3382219555ddbb5b00e0090f469e590ba1eae03c7f28ab937de330aa60294ed6")
sta := time.Now()
for i := 0; i < CNT; i++ {
if openssl.EC_Verify(key, sig, msg) != 1 {
println("Verify error")
return
}
}
sto := time.Now()
println((sto.UnixNano()-sta.UnixNano())/int64(CNT*1000), "us per ECDSA_Verify")
}
func EC_Verify(k, s, h []byte) bool {
return openssl.EC_Verify(k, s, h) == 1
}