components/webauthn/android/webauthn_client_android.h

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_WEBAUTHN_ANDROID_WEBAUTHN_CLIENT_ANDROID_H_
#define COMPONENTS_WEBAUTHN_ANDROID_WEBAUTHN_CLIENT_ANDROID_H_

#include <memory>

#include "base/functional/callback_forward.h"

namespace content {
class RenderFrameHost;
}

namespace device {
class DiscoverableCredentialMetadata;
}

namespace components {

class WebAuthnClientAndroid {
 public:
  virtual ~WebAuthnClientAndroid();

  // Called by the embedder to set the static instance of this client.
  static void SetClient(std::unique_ptr<WebAuthnClientAndroid> client);

  // Accessor for the client that has been set by the embedder.
  static WebAuthnClientAndroid* GetClient();

  // Called when a Web Authentication request is received that can be handled
  // by the browser. This provides the callback that will complete the request
  // if and when a user selects a credential from a selection dialog.
  virtual void OnWebAuthnRequestPending(
      content::RenderFrameHost* frame_host,
      const std::vector<device::DiscoverableCredentialMetadata>& credentials,
      bool is_conditional_request,
      base::OnceCallback<void(const std::vector<uint8_t>& id)> callback) = 0;

  // Cancels a request if one is outstanding. Revokes the credential list and
  // causes the callback to be called with an empty credential.
  virtual void CancelWebAuthnRequest(content::RenderFrameHost* frame_host) = 0;
};

}  // namespace components

#endif  // COMPONENTS_WEBAUTHN_ANDROID_WEBAUTHN_CLIENT_ANDROID_H_