Merge "Allow voice recognition service to blame other apps access." into rvc-qpr-dev am: 5a9a2bc30d (b26c3edc) · Commits · e / os / android_frameworks_base

core/java/android/app/AppOpsManager.java

+37 −2

Original line number	Diff line number	Diff line
		@@ -31,6 +31,7 @@ import android.compat.Compatibility;
		import android.compat.annotation.ChangeId;
		import android.compat.annotation.EnabledAfter;
		import android.compat.annotation.UnsupportedAppUsage;
		import android.content.ComponentName;
		import android.content.ContentResolver;
		import android.content.Context;
		import android.content.pm.PackageManager;
		@@ -52,6 +53,7 @@ import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.os.SystemClock;
		import android.os.UserManager;
		import android.provider.Settings;
		import android.util.ArrayMap;
		import android.util.ArraySet;
		import android.util.LongSparseArray;
		@@ -7610,8 +7612,9 @@ public class AppOpsManager {
		collectNotedOpForSelf(op, proxiedAttributionTag);
		} else if (collectionMode == COLLECT_SYNC
		// Only collect app-ops when the proxy is trusted
		&& mContext.checkPermission(Manifest.permission.UPDATE_APP_OPS_STATS, -1,
		myUid) == PackageManager.PERMISSION_GRANTED) {
		&& (mContext.checkPermission(Manifest.permission.UPDATE_APP_OPS_STATS, -1,
		myUid) == PackageManager.PERMISSION_GRANTED
		\|\| isTrustedVoiceServiceProxy(mContext, mContext.getOpPackageName(), op))) {
		collectNotedOpSync(op, proxiedAttributionTag);
		}
		}
		@@ -7622,6 +7625,38 @@ public class AppOpsManager {
		}
		}

		/**
		* Checks if the voice recognition service is a trust proxy.
		*
		* @return {@code true} if the package is a trust voice recognition service proxy
		* @hide
		*/
		public static boolean isTrustedVoiceServiceProxy(Context context, String packageName,
		int code) {
		// This is a workaround for R QPR, new API change is not allowed. We only allow the current
		// voice recognizer is also the voice interactor to noteproxy op.
		if (code != OP_RECORD_AUDIO) {
		return false;
		}
		final String voiceRecognitionComponent = Settings.Secure.getString(
		context.getContentResolver(), Settings.Secure.VOICE_RECOGNITION_SERVICE);
		final String voiceInteractionComponent = Settings.Secure.getString(
		context.getContentResolver(), Settings.Secure.VOICE_INTERACTION_SERVICE);

		final String voiceRecognitionServicePackageName =
		getComponentPackagenameFromString(voiceRecognitionComponent);
		final String voiceInteractionServicePackageName =
		getComponentPackagenameFromString(voiceInteractionComponent);

		return Objects.equals(packageName, voiceRecognitionServicePackageName) && Objects.equals(
		voiceRecognitionServicePackageName, voiceInteractionServicePackageName);
		}

		private static String getComponentPackagenameFromString(String from) {
		ComponentName componentName = from != null ? ComponentName.unflattenFromString(from) : null;
		return componentName != null ? componentName.getPackageName() : "";
		}

		/**
		* Do a quick check for whether an application might be able to perform an operation.
		* This is <em>not</em> a security check; you must use {@link #noteOp(String, int, String,

services/core/java/com/android/server/appop/AppOpsService.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -2989,9 +2989,13 @@ public class AppOpsService extends IAppOpsService.Stub {
		return AppOpsManager.MODE_IGNORED;
		}

		// This is a workaround for R QPR, new API change is not allowed. We only allow the current
		// voice recognizer is also the voice interactor to noteproxy op.
		final boolean isTrustVoiceServiceProxy =
		AppOpsManager.isTrustedVoiceServiceProxy(mContext, proxyPackageName, code);
		final boolean isProxyTrusted = mContext.checkPermission(
		Manifest.permission.UPDATE_APP_OPS_STATS, -1, proxyUid)
		== PackageManager.PERMISSION_GRANTED;
		== PackageManager.PERMISSION_GRANTED \|\| isTrustVoiceServiceProxy;

		final int proxyFlags = isProxyTrusted ? AppOpsManager.OP_FLAG_TRUSTED_PROXY
		: AppOpsManager.OP_FLAG_UNTRUSTED_PROXY;