Check permissions on getDeviceId. (bc2f08fc) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/PhoneSubInfoController.java

+53 −7

Original line number	Diff line number	Diff line
		@@ -18,6 +18,9 @@

		package com.android.internal.telephony;

		import android.app.AppOpsManager;
		import android.content.Context;
		import android.os.Binder;
		import android.os.RemoteException;
		import android.os.ServiceManager;
		import android.telephony.SubscriptionManager;
		@@ -28,21 +31,64 @@ import java.lang.NullPointerException;

		public class PhoneSubInfoController extends IPhoneSubInfo.Stub {
		private static final String TAG = "PhoneSubInfoController";
		private Phone[] mPhone;

		public PhoneSubInfoController(Phone[] phone) {
		mPhone = phone;
		private final Phone[] mPhone;
		private final Context mContext;
		private final AppOpsManager mAppOps;

		public PhoneSubInfoController(Phone[] phones) {
		mPhone = phones;
		Context context = null;
		AppOpsManager appOpsManager = null;
		for (Phone phone : mPhone) {
		if (phone != null) {
		context = phone.getContext();
		appOpsManager = context.getSystemService(AppOpsManager.class);
		break;
		}
		}
		mContext = context;
		mAppOps = appOpsManager;
		if (ServiceManager.getService("iphonesubinfo") == null) {
		ServiceManager.addService("iphonesubinfo", this);
		}
		}

		// try-state
		// either have permission (true), don't (exception), or explicitly turned off (false)
		private boolean canReadPhoneState(String callingPackage, String message) {
		if (mContext == null) return false;
		try {
		mContext.enforceCallingOrSelfPermission(
		android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, message);

		// SKIP checking for run-time permission since caller or self has PRIVILEDGED permission
		return true;
		} catch (SecurityException e) {
		mContext.enforceCallingOrSelfPermission(android.Manifest.permission.READ_PHONE_STATE,
		message);
		}



		if (mAppOps.noteOp(AppOpsManager.OP_READ_PHONE_STATE, Binder.getCallingUid(),
		callingPackage) != AppOpsManager.MODE_ALLOWED) {
		return false;
		}

		return true;
		}

		public String getDeviceId(String callingPackage) {
		return getDeviceIdForPhone(SubscriptionManager.getPhoneId(getDefaultSubscription()));
		return getDeviceIdForPhone(SubscriptionManager.getPhoneId(getDefaultSubscription()),
		callingPackage);
		}

		public String getDeviceIdForPhone(int phoneId, String callingPackage) {
		if (!canReadPhoneState(callingPackage, "getDeviceId")) {
		return null;
		}

		public String getDeviceIdForPhone(int phoneId) {
		Phone phone = getPhone(phoneId);
		final Phone phone = getPhone(phoneId);
		if (phone != null) {
		return phone.getDeviceId();
		} else {

src/java/com/android/internal/telephony/PhoneSubInfoProxy.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -152,7 +152,7 @@ public class PhoneSubInfoProxy extends IPhoneSubInfo.Stub {
		}

		@Override
		public String getDeviceIdForPhone(int phoneId) throws RemoteException {
		public String getDeviceIdForPhone(int phoneId, String callingPackage) throws RemoteException {
		// FIXME: getDeviceIdForPhone
		return null;
		}