[Squash] Remove DT2W service and helper

* I'm fixing powerhint instead, shirayuki-dt2w doesn't start on boot

Revert "LG8n: rootdir: Start shirayuki-dt2w on late_start"

This reverts commit f2c2c98f24.

Revert "LG8n: fixup!: Fix Android.bp"

This reverts commit 75f87d9602.

Revert "LG8n: Introduce shirayuki-dt2w service as a helper for DT2W service app"

This reverts commit 9407fb90fb.

Revert "LG8n: remove xiaomi-touch from dt2w Android.bp"

This reverts commit f5d0d8ae8f.

Revert "LG8n: Import DT2w service from HOAMSI's rom"

This reverts commit 64ff4cb6e8.

device.mk

@@ -151,10 +151,6 @@ PRODUCT_PACKAGES += \
 PRODUCT_PACKAGES += \
     android.hardware.drm@1.4.vendor
 
-# DT2W
-PRODUCT_PACKAGES += \
-    DT2W-Service-MT6789
-
 # Dynamic partitions
 PRODUCT_USE_DYNAMIC_PARTITIONS := true
 

dt2w/Android.bp

@@ -1,51 +0,0 @@
-/*
- * Copyright (C) 2020 The Potato Open Sauce 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.
- */
-
-
-android_app {
-    name: "DT2W-Service-MT6789",
-
-    srcs: ["src/**/*.java"],
-    resource_dirs: ["res"],
-
-    certificate: "platform",
-    platform_apis: true,
-    privileged: true,
-
-    optimize: {
-        enabled: false,
-    },
-
-    required: [
-        "privapp-permissions_co.potatoproject.dt2w.MT6789",
-        "shirayuki-dt2w"
-    ]
-}
-
-prebuilt_etc {
-    name: "privapp-permissions_co.potatoproject.dt2w.MT6789",
-    sub_dir: "permissions",
-    src: "privapp-permissions_co.potatoproject.dt2w.MT6789.xml",
-    filename_from_src: true,
-}
-
-cc_binary {
-    name: "shirayuki-dt2w",
-    srcs: [
-        "shirayuki-dt2w.c",
-    ],
-    vendor: true
-}

dt2w/AndroidManifest.xml

@@ -1,23 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="co.potatoproject.dt2w.MT6789"
-    android:versionCode="1"
-    android:versionName="1.0"
-    android:sharedUserId="android.uid.system">
-
-    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
-    <uses-permission android:name="android.permission.WRITE_SETTINGS" />
-    <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
-    <uses-permission android:name="android.permission.INTERACT_ACROSS_USERS_FULL" />
-
-    <application android:label="@string/app_name">
-
-        <receiver android:name=".OnBootCompleteReceiver" android:exported="true">
-            <intent-filter>
-                <action android:name="android.intent.action.BOOT_COMPLETED" />
-            </intent-filter>
-        </receiver>
-
-        <service android:enabled="true" android:name=".DT2WServiceMT6789" />
-    </application>
-</manifest>

dt2w/privapp-permissions_co.potatoproject.dt2w.MT6789.xml

@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-     Copyright (C) 2020 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.
--->
-<permissions>
-    <privapp-permissions package="co.potatoproject.dt2w.MT6789">
-        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
-    </privapp-permissions>
-</permissions>

dt2w/res/values-zh-rCN/strings.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <string name="app_name">双击唤醒服务</string>
-</resources>

dt2w/res/values/strings.xml

@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<resources>
-    <string name="app_name">DT2W Service</string>
-</resources>

dt2w/shirayuki-dt2w.c

@@ -1,70 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <string.h>
-
-#define GESTURE_FUNCTION_PATH "/proc/gesture_function"
-#define GESTURE_STATE_PATH "/proc/gesture_state"
-#define DT2W_STATE_PROP "persist.sys.MT6789.dt2w"
-
-// me noob sar
-
-// sounds like a great idea, with the best of intentions
-
-int main() {
-    FILE *fp, *fpState;
-    char cmd[100];
-    char buffer[20];
-    char stateBuffer[20];
-
-    // Wait until we finish boot
-    sprintf(cmd, "getprop sys.boot_completed");
-    while (system(cmd) != 0); // Assuming 'getprop' returns 0 when boot is completed
-
-    // Main loop to continuously monitor and adjust gesture function
-    while (1) {
-        sprintf(cmd, "getprop %s", DT2W_STATE_PROP);
-        fp = popen(cmd, "r");
-        if (fp == NULL) {
-            printf("prop not found\n");
-            exit(1);
-        }
-
-        fgets(buffer, sizeof(buffer)-1, fp);
-        pclose(fp);
-
-        // Remove trailing newline character, just so it's clean
-        buffer[strcspn(buffer, "\n")] = 0;
-
-        // see if gesture_state nude already has the value we want
-        sprintf(cmd, "awk '/cc:/ {print $2}' %s", GESTURE_STATE_PATH);
-        fpState = popen(cmd, "r");
-        if (fpState != NULL) {
-            fgets(stateBuffer, sizeof(stateBuffer)-1, fpState);
-            pclose(fpState);
-
-            // Remove trailing newline character
-            stateBuffer[strcspn(stateBuffer, "\n")] = 0;
-
-            if ((strcmp(buffer, "0") == 0 && strcmp(stateBuffer, "cc:0") != 0) ||
-                (strcmp(buffer, "1") == 0 && strcmp(stateBuffer, "cc:1") != 0)) {
-                // it doesn't have the value we want, go write
-                fp = fopen(GESTURE_FUNCTION_PATH, "w");
-            if (fp != NULL) {
-                if (strcmp(buffer, "0") == 0) {
-                    fputs("cc2", fp);
-                } else if (strcmp(buffer, "1") == 0) {
-                    fputs("cc1", fp);
-                }
-                fclose(fp);
-            }
-                }
-        } else {
-            printf("Failed to read gesture state\n");
-        }
-
-        sleep(1); // Sleep for 1 second before checking again
-    }
-
-    return 0;
-}

dt2w/src/co/potatoproject/dt2w/MT6789/DT2WServiceMT6789.java

@@ -1,66 +0,0 @@
-package co.potatoproject.dt2w.MT6789;
-
-import android.app.Service;
-import android.content.ContentResolver;
-import android.content.Context;
-import android.content.Intent;
-import android.database.ContentObserver;
-import android.net.Uri;
-import android.os.Handler;
-import android.os.IBinder;
-import android.os.Looper;
-import android.os.SystemProperties;
-import android.os.UserHandle;
-import android.provider.Settings.Secure;
-
-public class DT2WServiceMT6789 extends Service {
-    private static final String TAG = "DT2WServiceMT6789";
-    private Context mContext;
-    private Handler mHandler;
-    private CustomSettingsObserver mCustomSettingsObserver;
-
-    @Override
-    public IBinder onBind(Intent intent) {
-        return null;
-    }
-
-    @Override
-    public void onDestroy() {
-        super.onDestroy();
-    }
-
-    @Override
-    public int onStartCommand(Intent intent, int flags, int startid) {
-        mContext = this;
-        mHandler = new Handler(Looper.getMainLooper());
-        mCustomSettingsObserver = new CustomSettingsObserver(mHandler);
-        mCustomSettingsObserver.observe();
-        mCustomSettingsObserver.update();
-        return START_STICKY;
-    }
-
-    private class CustomSettingsObserver extends ContentObserver {
-        CustomSettingsObserver(Handler handler) {
-            super(handler);
-        }
-
-        void observe() {
-            ContentResolver resolver = mContext.getContentResolver();
-            resolver.registerContentObserver(Secure.getUriFor(Secure.DOUBLE_TAP_TO_WAKE),
-                    false, this, UserHandle.USER_CURRENT);
-        }
-
-        void update() {
-            int dt2wValue = Secure.getInt(mContext.getContentResolver(), Secure.DOUBLE_TAP_TO_WAKE, 0);
-            boolean dt2wEnabled = dt2wValue == 1;
-            SystemProperties.set("persist.sys.MT6789.dt2w", dt2wEnabled ? "1" : "0");
-        }
-
-        @Override
-        public void onChange(boolean selfChange, Uri uri) {
-            if (uri.equals(Secure.getUriFor(Secure.DOUBLE_TAP_TO_WAKE))) {
-                update();
-            }
-        }
-    }
-}

dt2w/src/co/potatoproject/dt2w/MT6789/OnBootCompleteReceiver.java

@@ -1,14 +0,0 @@
-package co.potatoproject.dt2w.MT6789;
-
-import android.content.BroadcastReceiver;
-import android.content.Context;
-import android.content.Intent;
-import android.os.Build;
-import android.os.UserHandle;
-
-public class OnBootCompleteReceiver extends BroadcastReceiver {
-    public void onReceive(Context context, Intent intent) {
-        Intent sIntent = new Intent(context, DT2WServiceMT6789.class);
-        context.startServiceAsUser(sIntent, UserHandle.CURRENT);
-    }
-}

rootdir/etc/init/hw/init.project.rc

@@ -102,9 +102,3 @@ on property:sys.boot_completed=1
     write /sys/kernel/tracing/instances/mmstat/events/mmstat/enable 1
     write /sys/kernel/tracing/instances/mmstat/tracing_on 1
 
-# Shirayuki-DT2W Helper Service
-service shirayuki_dt2w /vendor/bin/shirayuki-dt2w
-   class late_start
-   user root
-   group root
-   oneshot