Host fingerprint mojo service within the device service.

device/fingerprint/fingerprint_impl.h

+// Copyright 2016 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_FINGERPRINT_FINGERPRINT_IMPL_H_
+#define DEVICE_FINGERPRINT_FINGERPRINT_IMPL_H_
+
+#include <stdint.h>
+
+#include "base/macros.h"
+#include "dbus/object_path.h"
+#include "device/fingerprint/fingerprint_export.h"
+#include "device/fingerprint/public/interfaces/fingerprint.mojom.h"
+
+namespace device {
+
+class DEVICE_FINGERPRINT_EXPORT FingerprintImpl : public mojom::Fingerprint {
+ public:
+  explicit FingerprintImpl();
+  ~FingerprintImpl() override;
+
+  static void Create(device::mojom::FingerprintRequest request);
+
+  // Overridden from mojom::Fingerprint:
+  void GetFingerprintsList(
+      const GetFingerprintsListCallback& callback) override;
+  void StartEnroll(const std::string& user_id,
+                   const std::string& label) override;
+  void CancelCurrentEnroll() override;
+  void GetLabel(int32_t index, const GetLabelCallback& callback) override;
+  void SetLabel(const std::string& label, int32_t index) override;
+  void RemoveEnrollment(int32_t index) override;
+  void StartAuthentication() override;
+  void EndCurrentAuthentication() override;
+  void DestroyAllEnrollments() override;
+  void AddBiodObserver(mojom::BiodObserverPtr observer) override;
+
+ private:
+  void OnBiodObserverDisconnected(mojom::BiodObserver* observer);
+  void OnStartEnroll(const dbus::ObjectPath& enroll_path);
+  void OnStartAuthentication(const dbus::ObjectPath& auth_path);
+  void OnGetFingerprintsList(
+      const GetFingerprintsListCallback& callback,
+      const std::vector<dbus::ObjectPath>& enrollment_paths);
+  void OnGetLabelFromEnrollmentPath(const GetFingerprintsListCallback& callback,
+                                    size_t num_enrollments,
+                                    std::vector<std::string>* out_labels,
+                                    const std::string& label);
+
+  void OnGetLabel(int32_t index,
+                  const GetLabelCallback& callback,
+                  const std::vector<dbus::ObjectPath>& enrollment_paths);
+  void OnSetLabel(const std::string& new_label,
+                  int index,
+                  const std::vector<dbus::ObjectPath>& enrollment_paths);
+  void OnRemoveEnrollment(
+      int index,
+      const std::vector<dbus::ObjectPath>& enrollment_paths);
+
+  std::vector<mojom::BiodObserverPtr> observers_;
+  std::unique_ptr<dbus::ObjectPath> current_enroll_path_;
+  std::unique_ptr<dbus::ObjectPath> current_auth_path_;
+
+  base::WeakPtrFactory<FingerprintImpl> weak_ptr_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(FingerprintImpl);
+};
+
+}  // namespace device
+
+#endif  // DEVICE_FINGERPRINT_FINGERPRINT_IMPL_H_