1 files changed, 28 insertions, 0 deletions
diff --git a/chromium/device/fido/ed25519_public_key.h b/chromium/device/fido/ed25519_public_key.h
new file mode 100644
index 00000000000..20ad4115d3e
--- /dev/null
+++ b/chromium/device/fido/ed25519_public_key.h
@@ -0,0 +1,28 @@
+// Copyright 2020 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef DEVICE_FIDO_ED25519_PUBLIC_KEY_H_
+#define DEVICE_FIDO_ED25519_PUBLIC_KEY_H_
+
+#include <stdint.h>
+#include <memory>
+
+#include "base/component_export.h"
+#include "base/containers/span.h"
+#include "components/cbor/values.h"
+#include "device/fido/public_key.h"
+
+namespace device {
+
+class COMPONENT_EXPORT(DEVICE_FIDO) Ed25519PublicKey {
+ public:
+  static std::unique_ptr<PublicKey> ExtractFromCOSEKey(
+      int32_t algorithm,
+      base::span<const uint8_t> cbor_bytes,
+      const cbor::Value::MapValue& map);
+};
+
+}  // namespace device
+
+#endif  // DEVICE_FIDO_ED25519_PUBLIC_KEY_H_