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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_DEVTOOLS_PROTOCOL_WEBAUTHN_HANDLER_H_
#define CONTENT_BROWSER_DEVTOOLS_PROTOCOL_WEBAUTHN_HANDLER_H_
#include <memory>
#include "base/memory/raw_ptr.h"
#include "base/scoped_multi_source_observation.h"
#include "content/browser/devtools/protocol/devtools_domain_handler.h"
#include "content/browser/devtools/protocol/web_authn.h"
#include "content/browser/webauth/virtual_authenticator.h"
#include "content/common/content_export.h"
#include "device/fido/virtual_fido_device.h"
namespace content::protocol {
class WebAuthnHandler : public DevToolsDomainHandler,
public WebAuthn::Backend,
public VirtualAuthenticator::Observer {
public:
CONTENT_EXPORT WebAuthnHandler();
CONTENT_EXPORT ~WebAuthnHandler() override;
WebAuthnHandler(const WebAuthnHandler&) = delete;
WebAuthnHandler operator=(const WebAuthnHandler&) = delete;
// DevToolsDomainHandler:
void SetRenderer(int process_host_id,
RenderFrameHostImpl* frame_host) override;
void Wire(UberDispatcher* dispatcher) override;
// WebAuthn::Backend
CONTENT_EXPORT Response Enable(std::optional<bool> enable_ui) override;
CONTENT_EXPORT Response Disable() override;
Response AddVirtualAuthenticator(
std::unique_ptr<WebAuthn::VirtualAuthenticatorOptions> options,
String* out_authenticator_id) override;
Response RemoveVirtualAuthenticator(const String& authenticator_id) override;
Response SetResponseOverrideBits(const String& authenticator_id,
std::optional<bool> is_bogus_signature,
std::optional<bool> is_bad_uv,
std::optional<bool> is_bad_up) override;
void AddCredential(const String& authenticator_id,
std::unique_ptr<protocol::WebAuthn::Credential> credential,
std::unique_ptr<AddCredentialCallback> callback) override;
void GetCredential(const String& authenticator_id,
const Binary& credential_id,
std::unique_ptr<GetCredentialCallback> callback) override;
void GetCredentials(
const String& authenticator_id,
std::unique_ptr<GetCredentialsCallback> callback) override;
Response RemoveCredential(const String& in_authenticator_id,
const Binary& credential_id) override;
Response ClearCredentials(const String& in_authenticator_id) override;
Response SetUserVerified(const String& authenticator_id,
bool is_user_verified) override;
Response SetAutomaticPresenceSimulation(const String& authenticator_id,
bool enabled) override;
Response SetCredentialProperties(const String& authenticator_id,
const Binary& credential_id,
std::optional<bool> backup_eligibility,
std::optional<bool> backup_state) override;
private:
// Finds the authenticator with the given |id|. Returns Response::OK() if
// successful, an error otherwise.
Response FindAuthenticator(const String& id,
VirtualAuthenticator** out_authenticator);
// VirtualAuthenticator::Observer:
void OnCredentialCreated(
VirtualAuthenticator* authenticator,
const device::VirtualFidoDevice::Credential& credential) override;
void OnCredentialDeleted(VirtualAuthenticator* authenticator,
base::span<const uint8_t> credential_id) override;
void OnCredentialUpdated(
VirtualAuthenticator* authenticator,
const device::VirtualFidoDevice::Credential& credential) override;
void OnAssertion(
VirtualAuthenticator* authenticator,
const device::VirtualFidoDevice::Credential& credential) override;
void OnAuthenticatorWillBeDestroyed(
VirtualAuthenticator* authenticator) override;
raw_ptr<RenderFrameHostImpl> frame_host_ = nullptr;
std::unique_ptr<WebAuthn::Frontend> frontend_;
base::ScopedMultiSourceObservation<VirtualAuthenticator,
VirtualAuthenticator::Observer>
observations_{this};
};
} // namespace content::protocol
#endif // CONTENT_BROWSER_DEVTOOLS_PROTOCOL_WEBAUTHN_HANDLER_H_
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