Merge "Prevent apps from querying other apps without permission" (1eeae826) · Commits · e / os / android_frameworks_base

packages/PackageInstaller/src/com/android/packageinstaller/PackageInstallerActivity.java

+15 −7

Original line number	Diff line number	Diff line
		@@ -41,6 +41,7 @@ import android.content.pm.PackageInfo;
		import android.content.pm.PackageInstaller;
		import android.content.pm.PackageManager;
		import android.content.pm.PackageManager.NameNotFoundException;
		import android.content.pm.UserInfo;
		import android.net.Uri;
		import android.os.Bundle;
		import android.os.Process;
		@@ -546,20 +547,27 @@ public class PackageInstallerActivity extends AlertActivity {
		*/
		private boolean processPackageUri(final Uri packageUri) {
		mPackageURI = packageUri;

		final String scheme = packageUri.getScheme();
		final String packageName = packageUri.getSchemeSpecificPart();

		if (mLocalLOGV) Log.i(TAG, "processPackageUri(): uri=" + packageUri + ", scheme=" + scheme);

		switch (scheme) {
		case SCHEME_PACKAGE: {
		for (UserInfo info : mUserManager.getUsers()) {
		PackageManager pmForUser = createContextAsUser(info.getUserHandle(), 0)
		.getPackageManager();
		try {
		mPkgInfo = mPm.getPackageInfo(packageUri.getSchemeSpecificPart(),
		if (pmForUser.canPackageQuery(mCallingPackage, packageName)) {
		mPkgInfo = pmForUser.getPackageInfo(packageName,
		PackageManager.GET_PERMISSIONS
		\| PackageManager.MATCH_UNINSTALLED_PACKAGES);
		}
		} catch (NameNotFoundException e) {
		}
		}
		if (mPkgInfo == null) {
		Log.w(TAG, "Requested package " + packageUri.getScheme()
		Log.w(TAG, "Requested package " + packageUri.getSchemeSpecificPart()
		+ " not available. Discontinuing installation");
		showDialogInner(DLG_PACKAGE_ERROR);
		setPmResult(PackageManager.INSTALL_FAILED_INVALID_APK);