Performance optimization

README.md

@@ -9,13 +9,15 @@ Attension: Xposed API version lower than 93 is NOT supported due to a permission
 ## Compilation
 This project uses Hidden API, so you should replace android.jar in Android Studio. [Reference](https://github.com/anggrayudi/android-hidden-api)  
 ## Update Log
+V1.3.1  
++ Performance optimization  
+
 V1.3  
 + Downgrade minSdkVersion  
 + Add new detection methods and interception methods  
 + Modifying templates takes effect in real time without restarting target apps (except for file detections)  
 + UI redesign with more help information in about page  
 + Due to the big changes to V1.1, if there are problems please uninstall and reinstall the module  
-+ Remove old hook mode and abandon trying to support virtual frameworks  
 
 V1.1  
 + Add exclude self support  
@@ -27,17 +29,20 @@ V1.1
 同时可作为Xposed模块用于隐藏应用列表或特定应用，保护你的隐私。  
 注意：由于一个权限问题，Xposed API至少为93才能正常使用该模块  
 ## 更新日志
+V1.3.1  
++ 性能优化  
+
 V1.3  
 + 支持更低Android版本  
 + 增加新的检测方式和拦截方式  
 + 修改模板实时生效，无需重启目标应用（除File detections）  
 + UI重修，关于页面添加更多使用帮助  
 + 由于较V1.1改动大，遇到问题请卸载重装模块  
-+ 移除旧的工作模式，放弃支持虚拟框架  
 
 V1.1  
 + 增加了排除自身功能  
 
 ## TODO
++ Solve MODE_WORLDREADABLE problem
 + Downgrade Xposed API version
 + Fix webview problems

app/build.gradle

@@ -12,8 +12,8 @@ android {
         applicationId "com.tsng.hidemyapplist"
         minSdkVersion 24
         targetSdkVersion 30
-        versionCode 9
-        versionName "1.3"
+        versionCode 10
+        versionName "1.3.1"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }

app/src/main/java/com/tsng/hidemyapplist/xposed/hooks/PackageManagerService.kt

@@ -2,6 +2,7 @@ package com.tsng.hidemyapplist.xposed.hooks
 
 import android.content.pm.ParceledListSlice
 import android.os.Binder
+import android.os.Process
 import com.tsng.hidemyapplist.xposed.XposedUtils.Companion.APPNAME
 import com.tsng.hidemyapplist.xposed.XposedUtils.Companion.getRecursiveField
 import com.tsng.hidemyapplist.xposed.XposedUtils.Companion.getTemplatePref
@@ -39,7 +40,9 @@ class PackageManagerService : IXposedHookLoadPackage {
             "getPackageUid" -> setResult(method, "ID detections", -1)
             "getPackagesForUid" -> XposedBridge.hookMethod(method, object : XC_MethodHook() {
                 override fun afterHookedMethod(param: MethodHookParam) {
-                    val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", Binder.getCallingUid()) as String
+                    val callerUid = Binder.getCallingUid()
+                    if (callerUid <= Process.SYSTEM_UID) return
+                    val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", callerUid) as String
                     val pref = getTemplatePref(callerName)
                     if (!isUseHook(pref, callerName, "ID detections")) return
                     ld("PKMS caller: $callerName")
@@ -61,7 +64,9 @@ class PackageManagerService : IXposedHookLoadPackage {
     private fun removeList(method: Method, hookName: String, pkgNameObjList: List<String>) {
         XposedBridge.hookMethod(method, object : XC_MethodHook() {
             override fun afterHookedMethod(param: MethodHookParam) {
-                val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", Binder.getCallingUid()) as String
+                val callerUid = Binder.getCallingUid()
+                if (callerUid <= Process.SYSTEM_UID) return
+                val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", callerUid) as String
                 val pref = getTemplatePref(callerName)
                 if (!isUseHook(pref, callerName, hookName)) return
                 ld("PKMS caller: $callerName")
@@ -77,7 +82,9 @@ class PackageManagerService : IXposedHookLoadPackage {
     private fun setResult(method: Method, hookName: String, result: Any?) {
         XposedBridge.hookMethod(method, object : XC_MethodHook() {
             override fun afterHookedMethod(param: MethodHookParam) {
-                val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", Binder.getCallingUid()) as String
+                val callerUid = Binder.getCallingUid()
+                if (callerUid <= Process.SYSTEM_UID) return
+                val callerName = XposedHelpers.callMethod(param.thisObject, "getNameForUid", callerUid) as String
                 if (callerName == APPNAME && param.args[0] == "checkHMAServiceStatus") {
                     param.result = 1
                     return

app/src/main/res/values-zh-rCN/strings.xml

@@ -13,13 +13,14 @@
     <string name="updates">新版本特性</string>
     <string name="updates_log">
         <b>请仔细阅读关于页面的使用帮助！</b>\n
+        <b>V1.3.1</b>\n
+        [+] 性能优化\n
         <b>V1.3</b>\n
         [+] 支持更低Android版本\n
         [+] 增加新的检测方式和拦截方式\n
         [+] 修改模板实时生效，无需重启目标应用（除File detections）\n
         [+] UI重修，关于页面添加更多使用帮助\n
         [+] 由于较V1.1改动大，遇到问题请卸载重装模块\n
-        [-] 移除旧的工作模式，放弃支持虚拟框架\n
         [%] nativeFile拦截尚未完成\n
         <b>目前已知的bug</b>\nEdXposed YAHFA后端无法进行file detection隐藏（测试版本：4683），请更换Sandhook后端或LSPosed。\n
     </string>

app/src/main/res/values-zh-rCN/strings_about.xml

@@ -6,7 +6,7 @@
     </string>
     <string name="about_how_to_use_title">如何使用该模块</string>
     <string name="about_how_to_use_description_1">
-        #激活和更新#\n&#12288;&#12288;安装/更新模块后需要重启。另外，本模块不支持虚拟框架。（如果有人能够解决MODE_WORLD_READABLE问题欢迎联系我）
+        #激活和更新#\n&#12288;&#12288;安装/更新模块后需要重启。另外，本模块暂时不支持虚拟框架。
     </string>
     <string name="about_how_to_use_description_2">
         #如何启用隐藏#\n&#12288;&#12288;首先在模板管理里创建一个模板，然后在选择生效应用里对目标应用启用模板。Xposed模块作用域需要勾选“Android 系统”，如需拦截文件检测还需要勾选目标APP。（不要勾多了，会卡！）

app/src/main/res/values/strings.xml

@@ -13,13 +13,14 @@
     <string name="updates">New features</string>
     <string name="updates_log">
         <b>Please read the about page carefully!</b>\n
+        <b>V1.3.1</b>\n
+        [+] Performance optimization\n
         <b>V1.3</b>\n
         [+] Downgrade minSdkVersion\n
         [+] Add new detection methods and interception methods\n
         [+] Modifying templates takes effect in real time without restarting target apps (except for file detections)\n
         [+] UI redesign with more help information in about page\n
         [+] Due to the big changes to V1.1, if there are problems please uninstall and reinstall the module\n
-        [-] Remove old hook mode and abandon trying to support virtual frameworks\n
         [@] nativeFile interception has not been completed, wait for next updates\n
         <b>Known bugs</b>\nUnder Edxposed YAHFA file detection hide does not work. (test version: 4683), please switch to Sandhook or LSPosed instead.\n
     </string>

app/src/main/res/values/strings_about.xml

@@ -6,7 +6,7 @@
     </string>
     <string name="about_how_to_use_title">How to use this module</string>
     <string name="about_how_to_use_description_1">
-        #Activation and updates#\nNeed to reboot after installation and updates. In addition, virtual Xposed frameworks are not supported. (If anyone knows how to deal with MODE_WORLD_READABLE welcome to put a GitHub issue)
+        #Activation and updates#\nNeed to reboot after installation and updates. In addition, virtual Xposed frameworks are not supported currently.
     </string>
     <string name="about_how_to_use_description_2">
         #How to enable hide#\nFirst create a template in Manage Templates, then apply the template in Select Effective Apps. You should check Android System in Xposed module scope/whitelist. For file detections interception, you should check target apps extra. (Do not check many: it makes you device slower)