diff options
Diffstat (limited to 'permissionse')
15 files changed, 559 insertions, 0 deletions
diff --git a/permissionse/.gitignore b/permissionse/.gitignore new file mode 100644 index 0000000..42afabf --- /dev/null +++ b/permissionse/.gitignore @@ -0,0 +1 @@ +/build
\ No newline at end of file diff --git a/permissionse/build.gradle b/permissionse/build.gradle new file mode 100644 index 0000000..8ca0754 --- /dev/null +++ b/permissionse/build.gradle @@ -0,0 +1,36 @@ +apply plugin: 'com.android.library' +apply plugin: 'kotlin-android' + +android { + compileSdkVersion buildConfig.compileSdk + + defaultConfig { + minSdkVersion buildConfig.minSdk + targetSdkVersion buildConfig.targetSdk + + consumerProguardFiles "consumer-rules.pro" + } + + buildTypes { + release { + minifyEnabled false + proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' + } + } + compileOptions { + sourceCompatibility JavaVersion.VERSION_1_8 + targetCompatibility JavaVersion.VERSION_1_8 + } +} + +dependencies { + compileOnly project(':permissionse:libs:hidden-apis-stub') + + implementation( + Libs.Kotlin.stdlib, + Libs.AndroidX.coreKtx, + Libs.Coroutines.core + ) + + implementation project(':privacymodule-api') +} diff --git a/permissionse/consumer-rules.pro b/permissionse/consumer-rules.pro new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/permissionse/consumer-rules.pro diff --git a/permissionse/libs/hidden-apis-stub/.gitignore b/permissionse/libs/hidden-apis-stub/.gitignore new file mode 100644 index 0000000..42afabf --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/.gitignore @@ -0,0 +1 @@ +/build
\ No newline at end of file diff --git a/permissionse/libs/hidden-apis-stub/build.gradle b/permissionse/libs/hidden-apis-stub/build.gradle new file mode 100644 index 0000000..b239e6f --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/build.gradle @@ -0,0 +1,35 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +plugins { + id 'com.android.library' +} + +android { + compileSdk 31 +} + + +java { + sourceCompatibility = JavaVersion.VERSION_1_7 + targetCompatibility = JavaVersion.VERSION_1_7 +} + +dependencies { + implementation 'org.jetbrains:annotations:15.0' + implementation 'androidx.annotation:annotation:1.5.0' +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/AndroidManifest.xml b/permissionse/libs/hidden-apis-stub/src/main/AndroidManifest.xml new file mode 100644 index 0000000..61f315a --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/AndroidManifest.xml @@ -0,0 +1,24 @@ +<?xml version="1.0" encoding="utf-8"?> +<!-- + ~ Copyright (C) 2022 E FOUNDATION + ~ + ~ This program is free software: you can redistribute it and/or modify + ~ it under the terms of the GNU General Public License as published by + ~ the Free Software Foundation, either version 3 of the License, or + ~ (at your option) any later version. + ~ + ~ This program is distributed in the hope that it will be useful, + ~ but WITHOUT ANY WARRANTY; without even the implied warranty of + ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + ~ GNU General Public License for more details. + ~ + ~ You should have received a copy of the GNU General Public License + ~ along with this program. If not, see <https://www.gnu.org/licenses/>. + --> + +<manifest xmlns:android="http://schemas.android.com/apk/res/android" + xmlns:tools="http://schemas.android.com/tools" + package="foundation.e.advancedprivacy.hidden.apis" + tools:ignore="ProtectedPermissions"> + +</manifest> diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/app/AppOpsManager.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/app/AppOpsManager.java new file mode 100644 index 0000000..0343312 --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/app/AppOpsManager.java @@ -0,0 +1,46 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.app; + +import android.annotation.TargetApi; + +import androidx.annotation.DeprecatedSinceApi; +import androidx.annotation.NonNull; + +// Stub based on: +// https://gitlab.e.foundation/e/os/android_frameworks_base/-/blob/[SDK_VERSION]/core/java/android/app/AppOpsManager.java +public class AppOpsManager { + + public static final int OP_NONE = -1; + + @TargetApi(29) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + public static int strOpToOp(@NonNull String op) { + return 0; + } + + @TargetApi(29) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + public void setMode(int code, int uid, String packageName, int mode) {} +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/content/pm/PackageManager.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/content/pm/PackageManager.java new file mode 100644 index 0000000..1c4f527 --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/content/pm/PackageManager.java @@ -0,0 +1,54 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.content.pm; + +import android.annotation.TargetApi; +import android.os.UserHandle; + +import androidx.annotation.DeprecatedSinceApi; +import androidx.annotation.NonNull; +import androidx.annotation.RequiresPermission; + +// Stub based on: +// https://gitlab.e.foundation/e/os/android_frameworks_base/-/blob/[SDK_VERSION]/core/java/android/content/pm/PackageManager.java +public abstract class PackageManager { + + @TargetApi(29) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + @RequiresPermission("android.permission.GRANT_RUNTIME_PERMISSIONS") + public abstract void grantRuntimePermission( + @NonNull String packageName, + @NonNull String permissionName, + @NonNull UserHandle user + ); + + @TargetApi(29) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + @RequiresPermission("android.permission.REVOKE_RUNTIME_PERMISSIONS") + public abstract void revokeRuntimePermission( + @NonNull String packageName, + @NonNull String permissionName, + @NonNull UserHandle user + ); +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/net/IConnectivityManager.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/net/IConnectivityManager.java new file mode 100644 index 0000000..d7f6ccf --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/net/IConnectivityManager.java @@ -0,0 +1,65 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.net; + +import android.annotation.TargetApi; + +import android.os.Binder; +import android.os.IBinder; +import android.os.RemoteException; + +import androidx.annotation.DeprecatedSinceApi; + +// Stub based on: +// https://gitlab.e.foundation/e/os/android_frameworks_base/-/blob/[SDK_VERSION]/core/java/android/net/IConnectivityManager.java +public interface IConnectivityManager { + + @TargetApi(29) + @DeprecatedSinceApi( + api = 31, + message = "TODO" + ) + boolean prepareVpn(String oldPackage, String newPackage, int userId) throws RemoteException; + + @TargetApi(29) + @DeprecatedSinceApi( + api = 30, + message = "Use instead setVpnPackageAuthorization(String packageName, int userId, int vpnType)" + ) + void setVpnPackageAuthorization(String packageName, int userId, boolean authorized) throws RemoteException; + + @TargetApi(30) + @DeprecatedSinceApi( + api = 31, + message = "Moved to android.net.VpnManager" + ) + void setVpnPackageAuthorization(String packageName, int userId, int vpnType) throws RemoteException; + + @TargetApi(29) + @DeprecatedSinceApi( + api = 31, + message = "TODO" + ) + String getAlwaysOnVpnPackage(int userId) throws RemoteException; + + public abstract static class Stub extends Binder implements IConnectivityManager { + public static IConnectivityManager asInterface(IBinder obj) { + return null; + } + } +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/net/VpnManager.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/net/VpnManager.java new file mode 100644 index 0000000..7cc9b6a --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/net/VpnManager.java @@ -0,0 +1,53 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.net; + +import android.annotation.TargetApi; + +import androidx.annotation.DeprecatedSinceApi; +import androidx.annotation.Nullable; + +// Stub based on: +// https://gitlab.e.foundation/e/os/android_frameworks_base/-/blob/[SDK_VERSION]/core/java/android/net/VpnManager.java +public class VpnManager { + public static final int TYPE_VPN_SERVICE = 1; + + @TargetApi(31) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + public boolean prepareVpn( + @Nullable String oldPackage, + @Nullable String newPackage, + int userId + ) { + return true; + } + + @TargetApi(31) + @DeprecatedSinceApi( + api = 33, + message = "Check disponibility in SDK33" + ) + public void setVpnPackageAuthorization( + String packageName, + int userId, + int vpnType + ) {} +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/os/ServiceManager.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/os/ServiceManager.java new file mode 100644 index 0000000..4696b79 --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/os/ServiceManager.java @@ -0,0 +1,24 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.os; + +public class ServiceManager { + public static IBinder getService(String name) { + return null; + } +} diff --git a/permissionse/libs/hidden-apis-stub/src/main/java/android/os/UserHandle.java b/permissionse/libs/hidden-apis-stub/src/main/java/android/os/UserHandle.java new file mode 100644 index 0000000..df56daf --- /dev/null +++ b/permissionse/libs/hidden-apis-stub/src/main/java/android/os/UserHandle.java @@ -0,0 +1,24 @@ +/* + * Copyright (C) 2022 E FOUNDATION + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +package android.os; + +public class UserHandle { + public static /*@UserIdInt*/ int myUserId() { + return 0; + } +} diff --git a/permissionse/proguard-rules.pro b/permissionse/proguard-rules.pro new file mode 100644 index 0000000..481bb43 --- /dev/null +++ b/permissionse/proguard-rules.pro @@ -0,0 +1,21 @@ +# Add project specific ProGuard rules here. +# You can control the set of applied configuration files using the +# proguardFiles setting in build.gradle. +# +# For more details, see +# http://developer.android.com/guide/developing/tools/proguard.html + +# If your project uses WebView with JS, uncomment the following +# and specify the fully qualified class name to the JavaScript interface +# class: +#-keepclassmembers class fqcn.of.javascript.interface.for.webview { +# public *; +#} + +# Uncomment this to preserve the line number information for +# debugging stack traces. +#-keepattributes SourceFile,LineNumberTable + +# If you keep the line number information, uncomment this to +# hide the original source file name. +#-renamesourcefileattribute SourceFile
\ No newline at end of file diff --git a/permissionse/src/main/AndroidManifest.xml b/permissionse/src/main/AndroidManifest.xml new file mode 100644 index 0000000..6a7e416 --- /dev/null +++ b/permissionse/src/main/AndroidManifest.xml @@ -0,0 +1,36 @@ +<manifest xmlns:android="http://schemas.android.com/apk/res/android" + xmlns:tools="http://schemas.android.com/tools" + package="foundation.e.privacymodules.e"> + + <uses-permission android:name="android.permission.MANAGE_APP_OPS_MODES" + tools:ignore="ProtectedPermissions" /> + <uses-permission + android:name="android.permission.GRANT_RUNTIME_PERMISSIONS" + tools:ignore="ProtectedPermissions" + /> + <uses-permission + android:name="android.permission.REVOKE_RUNTIME_PERMISSIONS" + tools:ignore="ProtectedPermissions" + /> + + <!-- The following permission have privileged protection level. + These permissions are granted only if the app is privileged by the system, + like installed in /system/priv-app and a privapp-permissions in /system/etc/permissions/ + (see eprivavymoduledemo for an example) --> + <uses-permission + android:name="android.permission.UPDATE_APP_OPS_STATS" + tools:ignore="ProtectedPermissions" + /> + <uses-permission android:name="android.permission.WATCH_APPOPS" + tools:ignore="ProtectedPermissions" + /> + <uses-permission + android:name="android.permission.GET_APP_OPS_STATS" + tools:ignore="ProtectedPermissions" + /> + <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" + tools:ignore="ProtectedPermissions" + /> + <uses-permission android:name="android.permission.CONTROL_VPN" + tools:ignore="ProtectedPermissions" /> +</manifest> diff --git a/permissionse/src/main/java/foundation/e/privacymodules/permissions/PermissionsPrivacyModule.kt b/permissionse/src/main/java/foundation/e/privacymodules/permissions/PermissionsPrivacyModule.kt new file mode 100644 index 0000000..fe5b7ac --- /dev/null +++ b/permissionse/src/main/java/foundation/e/privacymodules/permissions/PermissionsPrivacyModule.kt @@ -0,0 +1,139 @@ +package foundation.e.privacymodules.permissions + +import android.annotation.TargetApi +import android.app.AppOpsManager +import android.app.AppOpsManager.OP_NONE +import android.app.AppOpsManager.strOpToOp +import android.content.Context +import android.net.IConnectivityManager +import android.net.VpnManager +import android.net.VpnManager.TYPE_VPN_SERVICE +import android.os.Build +import android.os.ServiceManager +import android.os.UserHandle +import android.util.Log +import foundation.e.privacymodules.permissions.data.AppOpModes +import foundation.e.privacymodules.permissions.data.ApplicationDescription + +/** + * Implements [IPermissionsPrivacyModule] with all privileges of a system app. + */ +class PermissionsPrivacyModule(context: Context): APermissionsPrivacyModule(context) { + + private val appOpsManager: AppOpsManager get() + = context.getSystemService(Context.APP_OPS_SERVICE) as AppOpsManager + + /** + * @see IPermissionsPrivacyModule.toggleDangerousPermission + * Always return true, permission is set using privileged capacities. + */ + override fun toggleDangerousPermission( + appDesc: ApplicationDescription, + permissionName: String, + grant: Boolean + ): Boolean { + try { + if (grant) { + context.packageManager.grantRuntimePermission( + appDesc.packageName, + permissionName, + android.os.Process.myUserHandle() + ) + } else { + context.packageManager.revokeRuntimePermission( + appDesc.packageName, + permissionName, + android.os.Process.myUserHandle() + ) + } + } catch (e: Exception) { + Log.e("Permissions-e", "Exception while setting permission", e) + return false + } + + return true + } + + override fun setAppOpMode( + appDesc: ApplicationDescription, + appOpPermissionName: String, + status: AppOpModes + ): Boolean { + val op = strOpToOp(appOpPermissionName) + if (op != OP_NONE) { + appOpsManager.setMode(op, appDesc.uid, appDesc.packageName, status.modeValue) + } + return true + } + + override fun setVpnPackageAuthorization(packageName: String): Boolean { + return when(Build.VERSION.SDK_INT) { + 29 -> setVpnPackageAuthorizationSDK29(packageName) + 30 -> setVpnPackageAuthorizationSDK30(packageName) + 31, 32 -> setVpnPackageAuthorizationSDK32(packageName) + else -> { + Log.e("Permissions-e", "Bad android sdk version") + false + } + } + } + + @TargetApi(29) + private fun setVpnPackageAuthorizationSDK29(packageName: String): Boolean { + val service: IConnectivityManager = IConnectivityManager.Stub.asInterface( + ServiceManager.getService(Context.CONNECTIVITY_SERVICE)) + + try { + if (service.prepareVpn(null, packageName, UserHandle.myUserId())) { + // Authorize this app to initiate VPN connections in the future without user + // intervention. + service.setVpnPackageAuthorization(packageName, UserHandle.myUserId(), true) + return true + } + } catch (e: java.lang.Exception) { + Log.e("Permissions-e", "Exception while setting VpnPackageAuthorization", e) + } catch (e: NoSuchMethodError) { + Log.e("Permissions-e", "Bad android sdk version", e) + } + return false + } + + @TargetApi(30) + private fun setVpnPackageAuthorizationSDK30(packageName: String): Boolean { + val service: IConnectivityManager = IConnectivityManager.Stub.asInterface( + ServiceManager.getService(Context.CONNECTIVITY_SERVICE)) + + try { + if (service.prepareVpn(null, packageName, UserHandle.myUserId())) { + // Authorize this app to initiate VPN connections in the future without user + // intervention. + service.setVpnPackageAuthorization(packageName, UserHandle.myUserId(), TYPE_VPN_SERVICE) + return true + } + } catch (e: java.lang.Exception) { + Log.e("Permissions-e", "Exception while setting VpnPackageAuthorization", e) + } catch (e: NoSuchMethodError) { + Log.e("Permissions-e", "Bad android sdk version", e) + } + return false + } + + @TargetApi(31) + private fun setVpnPackageAuthorizationSDK32(packageName: String): Boolean { + val vpnManager = context.getSystemService(Context.VPN_MANAGEMENT_SERVICE) as VpnManager + + try { + if (vpnManager.prepareVpn(null, packageName, UserHandle.myUserId())) { + // Authorize this app to initiate VPN connections in the future without user + // intervention. + vpnManager.setVpnPackageAuthorization(packageName, UserHandle.myUserId(), TYPE_VPN_SERVICE) + return true + } + } catch (e: java.lang.Exception) { + Log.e("Permissions-e", "Exception while setting VpnPackageAuthorization", e) + } catch (e: NoSuchMethodError) { + Log.e("Permissions-e", "Bad android sdk version", e) + } + return false + } +} |