libgo: update to Go 1.13beta1 release

    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/193497

From-SVN: r275473

1 files changed, 22 insertions, 0 deletions

diff --git a/libgo/go/crypto/ecdsa/ecdsa_noasm.go b/libgo/go/crypto/ecdsa/ecdsa_noasm.go
new file mode 100644
index 0000000..d9f9cff
--- /dev/null
+++ b/libgo/go/crypto/ecdsa/ecdsa_noasm.go
@@ -0,0 +1,22 @@
+// Copyright 2019 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build !s390x gccgo
+
+package ecdsa
+
+import (
+	"crypto/cipher"
+	"crypto/elliptic"
+	"math/big"
+)
+
+func sign(priv *PrivateKey, csprng *cipher.StreamReader, c elliptic.Curve, e *big.Int) (r, s *big.Int, err error) {
+	r, s, err = signGeneric(priv, csprng, c, e)
+	return
+}
+
+func verify(pub *PublicKey, c elliptic.Curve, e, r, s *big.Int) bool {
+	return verifyGeneric(pub, c, e, r, s)
+}