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Use recommended way of generating x25519 curve

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9seconds
2019-11-11 15:22:28 +03:00
parent 2bf291bab5
commit 6732e80d06
1 changed files with 4 additions and 5 deletions
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tlstypes/server_hello.go
+4 -5
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@@ -77,12 +77,11 @@ func makeTLSExtensions(buf io.Writer) {
0x00, 0x20, // 32 bytes of key 0x00, 0x20, // 32 bytes of key
}) })
var dst, in, base [32]byte var scalar [32]byte
rand.Read(in[:]) // nolint: errcheck rand.Read(scalar[:]) // nolint: errcheck
rand.Read(base[:]) // nolint: errcheck curve, _ := curve25519.X25519(scalar[:], curve25519.Basepoint)
curve25519.ScalarMult(&dst, &in, &base) buf.Write(curve) // nolint: errcheck
buf.Write(dst[:]) // nolint: errcheck
buf.Write([]byte{ // nolint: errcheck buf.Write([]byte{ // nolint: errcheck
0x00, 0x2b, // Extension - Supported Versions 0x00, 0x2b, // Extension - Supported Versions