diff options
Diffstat (limited to 'libgo/go/crypto/ecdsa/ecdsa.go')
| -rw-r--r-- | libgo/go/crypto/ecdsa/ecdsa.go | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/libgo/go/crypto/ecdsa/ecdsa.go b/libgo/go/crypto/ecdsa/ecdsa.go index 7bce1bc9675..b7f235b3b10 100644 --- a/libgo/go/crypto/ecdsa/ecdsa.go +++ b/libgo/go/crypto/ecdsa/ecdsa.go @@ -16,7 +16,6 @@ import ( "big" "crypto/elliptic" "io" - "os" ) // PublicKey represents an ECDSA public key. @@ -35,7 +34,7 @@ var one = new(big.Int).SetInt64(1) // randFieldElement returns a random element of the field underlying the given // curve using the procedure given in [NSA] A.2.1. -func randFieldElement(c *elliptic.Curve, rand io.Reader) (k *big.Int, err os.Error) { +func randFieldElement(c *elliptic.Curve, rand io.Reader) (k *big.Int, err error) { b := make([]byte, c.BitSize/8+8) _, err = io.ReadFull(rand, b) if err != nil { @@ -50,7 +49,7 @@ func randFieldElement(c *elliptic.Curve, rand io.Reader) (k *big.Int, err os.Err } // GenerateKey generates a public&private key pair. -func GenerateKey(c *elliptic.Curve, rand io.Reader) (priv *PrivateKey, err os.Error) { +func GenerateKey(c *elliptic.Curve, rand io.Reader) (priv *PrivateKey, err error) { k, err := randFieldElement(c, rand) if err != nil { return @@ -86,7 +85,7 @@ func hashToInt(hash []byte, c *elliptic.Curve) *big.Int { // larger message) using the private key, priv. It returns the signature as a // pair of integers. The security of the private key depends on the entropy of // rand. -func Sign(rand io.Reader, priv *PrivateKey, hash []byte) (r, s *big.Int, err os.Error) { +func Sign(rand io.Reader, priv *PrivateKey, hash []byte) (r, s *big.Int, err error) { // See [NSA] 3.4.1 c := priv.PublicKey.Curve |