shinano-common: Import touch hal

* from z3c, used by all shinano devices

Squashed with:
commit 5a3f9869745be6c5ded604810df7145e47db8858
Author: Arian <arian.kulmer@web.de>
Date:   Fri Dec 18 11:22:16 2020 +0100

    shinano-common: touch: Fix formatting of Android.bp

    make blueprint_tools && bpfix device/sony/shinano-common/touch/Android.bp

    Change-Id: I33a0b2e03bde6278c6dec52f384e3f2f277019e0

commit 80d2c076a48d0f128d915cdf3c65a994f9914a90
Author: Arian <arian.kulmer@web.de>
Date:   Fri Dec 18 11:24:14 2020 +0100

    shinano-common: touch: Move the manifest entry to vintf_fragments

    Change-Id: I590da80b5c1e7d6729d67b78e55164d33fa7d95b

commit d76bab75f874ec15ec42dfaef036ea0476e6f3ec
Author: Arian <arian.kulmer@web.de>
Date:   Fri Dec 18 11:31:02 2020 +0100

    shinano-common: touch: clang-format

    Change-Id: I2e018de4544e4189336207902466e0e821673a5a

Change-Id: Idf3e21f5530e40931b5f730dcf6fb2db851e9fb8

1 files changed, 64 insertions, 0 deletions

diff --git a/touch/GloveMode.cpp b/touch/GloveMode.cpp
new file mode 100644
index 0000000..39cee8d
--- /dev/null
+++ b/touch/GloveMode.cpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2019 The LineageOS 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.
+ */
+
+#include <android-base/file.h>
+#include <android-base/logging.h>
+#include <android-base/strings.h>
+
+#include "GloveMode.h"
+
+namespace vendor {
+namespace lineage {
+namespace touch {
+namespace V1_0 {
+namespace implementation {
+
+constexpr const char kGlovePath[] = "/sys/devices/virtual/input/clearpad/glove";
+
+GloveMode::GloveMode() {
+    mHasGloveMode = !access(kGlovePath, F_OK);
+}
+
+// Methods from ::vendor::lineage::touch::V1_0::IGloveMode follow.
+Return<bool> GloveMode::isEnabled() {
+    std::string buf;
+
+    if (!mHasGloveMode) return false;
+
+    if (!android::base::ReadFileToString(kGlovePath, &buf)) {
+        LOG(ERROR) << "Failed to read " << kGlovePath;
+        return false;
+    }
+
+    return std::stoi(android::base::Trim(buf)) == 0;
+}
+
+Return<bool> GloveMode::setEnabled(bool enabled) {
+    if (!mHasGloveMode) return false;
+
+    if (!android::base::WriteStringToFile((enabled ? "1" : "0"), kGlovePath)) {
+        LOG(ERROR) << "Failed to write " << kGlovePath;
+        return false;
+    }
+
+    return true;
+}
+
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace touch
+}  // namespace lineage
+}  // namespace vendor