ConfirmationUI reference implementation

This reference implementation implements the core
logic of the confirmation provider including the
cryptographic operations. For a full implementation
a user interface and a few policy checks are missing.

Bug: 63928580
Test: VtsHalConfirmationUIV1_0TargetTest
Change-Id: I22ca138ed612979223f8e83792b525a31709e0fe
diff --git a/confirmationui/1.0/default/ConfirmationUI.h b/confirmationui/1.0/default/ConfirmationUI.h
new file mode 100644
index 0000000..e9e7f99
--- /dev/null
+++ b/confirmationui/1.0/default/ConfirmationUI.h
@@ -0,0 +1,57 @@
+/*
+**
+** Copyright 2017, The Android Open Source Project
+**
+** Licensed under the Apache License, Version 2.0 (the "License");
+** you may not use this file except in compliance with the License.
+** You may obtain a copy of the License at
+**
+**     http://www.apache.org/licenses/LICENSE-2.0
+**
+** Unless required by applicable law or agreed to in writing, software
+** distributed under the License is distributed on an "AS IS" BASIS,
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+** See the License for the specific language governing permissions and
+** limitations under the License.
+*/
+
+#ifndef ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_CONFIRMATIONUI_H
+#define ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_CONFIRMATIONUI_H
+
+#include <android/hardware/confirmationui/1.0/IConfirmationUI.h>
+#include <hidl/MQDescriptor.h>
+#include <hidl/Status.h>
+
+namespace android {
+namespace hardware {
+namespace confirmationui {
+namespace V1_0 {
+namespace implementation {
+
+using ::android::hardware::hidl_array;
+using ::android::hardware::hidl_memory;
+using ::android::hardware::hidl_string;
+using ::android::hardware::hidl_vec;
+using ::android::hardware::Return;
+using ::android::hardware::Void;
+using ::android::sp;
+
+struct ConfirmationUI : public IConfirmationUI {
+    // Methods from ::android::hardware::confirmationui::V1_0::IConfirmationUI follow.
+    Return<ResponseCode> promptUserConfirmation(const sp<IConfirmationResultCallback>& resultCB,
+                                                const hidl_string& promptText,
+                                                const hidl_vec<uint8_t>& extraData,
+                                                const hidl_string& locale,
+                                                const hidl_vec<UIOption>& uiOptions) override;
+    Return<ResponseCode> deliverSecureInputEvent(
+        const ::android::hardware::keymaster::V4_0::HardwareAuthToken& secureInputToken) override;
+    Return<void> abort() override;
+};
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace confirmationui
+}  // namespace hardware
+}  // namespace android
+
+#endif  // ANDROID_HARDWARE_CONFIRMATIONUI_V1_0_CONFIRMATIONUI_H