Derive library path for upgraded system apps. (8d479b0c) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/content/NativeLibraryHelper.java

+9 −1

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import static android.content.pm.PackageManager.NO_NATIVE_LIBRARIES;

		import android.content.pm.PackageManager;
		import android.content.pm.PackageParser;
		import android.content.pm.PackageParser.Package;
		import android.content.pm.PackageParser.PackageLite;
		import android.content.pm.PackageParser.PackageParserException;
		import android.util.Slog;
		@@ -65,8 +66,15 @@ public class NativeLibraryHelper {
		}
		}

		public static Handle create(Package pkg) throws IOException {
		return create(pkg.getAllCodePaths());
		}

		public static Handle create(PackageLite lite) throws IOException {
		final List<String> codePaths = lite.getAllCodePaths();
		return create(lite.getAllCodePaths());
		}

		private static Handle create(List<String> codePaths) throws IOException {
		final int size = codePaths.size();
		final long[] apkHandles = new long[size];
		for (int i = 0; i < size; i++) {

services/core/java/com/android/server/pm/PackageManagerService.java

+27 −5

Original line number	Diff line number	Diff line
		@@ -6148,7 +6148,8 @@ public class PackageManagerService extends IPackageManager.Stub {
		final boolean bundledApk = isSystemApp(pkg) && !isUpdatedSystemApp(pkg);
		final File codeFile = new File(pkg.applicationInfo.getCodePath());
		final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath());
		final String nativeLibraryPath;

		String nativeLibraryPath = null;
		if (bundledApk) {
		// If "/system/lib64/apkname" exists, assume that is the per-package
		// native library directory to use; otherwise use "/system/lib/apkname".
		@@ -6158,9 +6159,29 @@ public class PackageManagerService extends IPackageManager.Stub {
		File libDir = (packLib64.exists()) ? lib64 : new File(apkRoot, LIB_DIR_NAME);
		nativeLibraryPath = (new File(libDir, apkName)).getAbsolutePath();
		} else {
		// We're installing an upgrade; use directory found during scan
		// TODO: consider deriving this based on instructionSet
		nativeLibraryPath = pkg.applicationInfo.nativeLibraryDir;
		// Upgraded system app; derive its library path by inspecting.
		// TODO: pipe through abiOverride
		String[] abiList = Build.SUPPORTED_ABIS;
		NativeLibraryHelper.Handle handle = null;
		try {
		handle = NativeLibraryHelper.Handle.create(codeFile);
		if (Build.SUPPORTED_64_BIT_ABIS.length > 0 &&
		NativeLibraryHelper.hasRenderscriptBitcode(handle)) {
		abiList = Build.SUPPORTED_32_BIT_ABIS;
		}

		final int abiIndex = NativeLibraryHelper.findSupportedAbi(handle, abiList);
		if (abiIndex >= 0) {
		final File baseLibFile = new File(codeFile, LIB_DIR_NAME);
		final String abi = Build.SUPPORTED_ABIS[abiIndex];
		final String instructionSet = VMRuntime.getInstructionSet(abi);
		nativeLibraryPath = new File(baseLibFile, instructionSet).getAbsolutePath();
		}
		} catch (IOException e) {
		Slog.e(TAG, "Failed to detect native libraries", e);
		} finally {
		IoUtils.closeQuietly(handle);
		}
		}
		pkg.applicationInfo.nativeLibraryDir = nativeLibraryPath;
		// pkgSetting might be null during rescan following uninstall of updates
		@@ -9086,7 +9107,8 @@ public class PackageManagerService extends IPackageManager.Stub {
		// Example topology:
		// /data/app/com.example/base.apk
		// /data/app/com.example/split_foo.apk
		// /data/app/com.example/native/arm/libfoo.so
		// /data/app/com.example/lib/arm/libfoo.so
		// /data/app/com.example/lib/arm64/libfoo.so
		// /data/app/com.example/dalvik/arm/base.apk@classes.dex

		/** New install */