cerc-io/go-ethereum
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Initialise curve N value in package init

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This commit is contained in:
Gustav Simonsson 2015-06-03 14:44:29 +02:00
parent 32e1b104f8
commit edbd902a1b
1 changed files with 3 additions and 1 deletions
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4
crypto/crypto.go
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@ -27,9 +27,12 @@ import (
"golang.org/x/crypto/ripemd160" "golang.org/x/crypto/ripemd160"
) )
var secp256k1n *big.Int
func init() { func init() {
// specify the params for the s256 curve // specify the params for the s256 curve
ecies.AddParamsForCurve(S256(), ecies.ECIES_AES128_SHA256) ecies.AddParamsForCurve(S256(), ecies.ECIES_AES128_SHA256)
secp256k1n = common.String2Big("0xfffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141")
} }
func Sha3(data ...[]byte) []byte { func Sha3(data ...[]byte) []byte {
@ -153,7 +156,6 @@ func GenerateKey() (*ecdsa.PrivateKey, error) {
} }
func ValidateSignatureValues(v byte, r, s *big.Int) bool { func ValidateSignatureValues(v byte, r, s *big.Int) bool {
secp256k1n := common.String2Big("0xfffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141")
vint := uint32(v) vint := uint32(v)
if r.Cmp(common.Big0) == 0 || s.Cmp(common.Big0) == 0 { if r.Cmp(common.Big0) == 0 || s.Cmp(common.Big0) == 0 {
return false return false