Add support for /oem/overlay
Add support for runtime resource overlay (RRO) APKs in /oem/overlay.
Bug: 121033532
Test: manual (adb push apk to /oem/overlay, reboot, cmd overlay list)
Change-Id: I70b23b11831d57b3241e6057c745aa4ce9f795ef
diff --git a/core/jni/android_util_AssetManager.cpp b/core/jni/android_util_AssetManager.cpp
index d3f9196..2b471fe 100644
--- a/core/jni/android_util_AssetManager.cpp
+++ b/core/jni/android_util_AssetManager.cpp
@@ -163,7 +163,7 @@
}
// Generic idmap parameters
- const char* argv[9];
+ const char* argv[10];
int argc = 0;
struct stat st;
@@ -203,6 +203,10 @@
argv[argc++] = AssetManager::ODM_OVERLAY_DIR;
}
+ if (stat(AssetManager::OEM_OVERLAY_DIR, &st) == 0) {
+ argv[argc++] = AssetManager::OEM_OVERLAY_DIR;
+ }
+
// Finally, invoke idmap (if any overlay directory exists)
if (argc > 5) {
execv(AssetManager::IDMAP_BIN, (char* const*)argv);
@@ -241,6 +245,10 @@
input_dirs.push_back(AssetManager::ODM_OVERLAY_DIR);
}
+ if (stat(AssetManager::OEM_OVERLAY_DIR, &st) == 0) {
+ input_dirs.push_back(AssetManager::OEM_OVERLAY_DIR);
+ }
+
if (input_dirs.empty()) {
LOG(WARNING) << "no directories for idmap2 to scan";
return env->NewObjectArray(0, g_stringClass, nullptr);
diff --git a/core/jni/fd_utils.cpp b/core/jni/fd_utils.cpp
index 0996352..59732d7 100644
--- a/core/jni/fd_utils.cpp
+++ b/core/jni/fd_utils.cpp
@@ -104,6 +104,8 @@
static const char* kProductServicesOverlayDir = "/product_services/overlay";
static const char* kSystemOdmOverlayDir = "/system/odm/overlay";
static const char* kOdmOverlayDir = "/odm/overlay";
+ static const char* kSystemOemOverlayDir = "/system/oem/overlay";
+ static const char* kOemOverlayDir = "/oem/overlay";
static const char* kApkSuffix = ".apk";
if ((android::base::StartsWith(path, kOverlayDir)
@@ -114,7 +116,9 @@
|| android::base::StartsWith(path, kSystemProductServicesOverlayDir)
|| android::base::StartsWith(path, kProductServicesOverlayDir)
|| android::base::StartsWith(path, kSystemOdmOverlayDir)
- || android::base::StartsWith(path, kOdmOverlayDir))
+ || android::base::StartsWith(path, kOdmOverlayDir)
+ || android::base::StartsWith(path, kSystemOemOverlayDir)
+ || android::base::StartsWith(path, kOemOverlayDir))
&& android::base::EndsWith(path, kApkSuffix)
&& path.find("/../") == std::string::npos) {
return true;
diff --git a/libs/androidfw/AssetManager.cpp b/libs/androidfw/AssetManager.cpp
index 21609d3..4755cb8 100644
--- a/libs/androidfw/AssetManager.cpp
+++ b/libs/androidfw/AssetManager.cpp
@@ -76,6 +76,7 @@
const char* AssetManager::PRODUCT_OVERLAY_DIR = "/product/overlay";
const char* AssetManager::PRODUCT_SERVICES_OVERLAY_DIR = "/product_services/overlay";
const char* AssetManager::ODM_OVERLAY_DIR = "/odm/overlay";
+const char* AssetManager::OEM_OVERLAY_DIR = "/oem/overlay";
const char* AssetManager::OVERLAY_THEME_DIR_PROPERTY = "ro.boot.vendor.overlay.theme";
const char* AssetManager::TARGET_PACKAGE_NAME = "android";
const char* AssetManager::TARGET_APK_PATH = "/system/framework/framework-res.apk";
diff --git a/libs/androidfw/include/androidfw/AssetManager.h b/libs/androidfw/include/androidfw/AssetManager.h
index a015eab..66fba26b 100644
--- a/libs/androidfw/include/androidfw/AssetManager.h
+++ b/libs/androidfw/include/androidfw/AssetManager.h
@@ -63,6 +63,7 @@
static const char* PRODUCT_OVERLAY_DIR;
static const char* PRODUCT_SERVICES_OVERLAY_DIR;
static const char* ODM_OVERLAY_DIR;
+ static const char* OEM_OVERLAY_DIR;
/*
* If OVERLAY_THEME_DIR_PROPERTY is set, search for runtime resource overlay
* APKs in VENDOR_OVERLAY_DIR/<value of OVERLAY_THEME_DIR_PROPERTY> in
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 78aa5a0..251a428 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -597,6 +597,8 @@
private static final String ODM_OVERLAY_DIR = "/odm/overlay";
+ private static final String OEM_OVERLAY_DIR = "/oem/overlay";
+
/** Canonical intent used to identify what counts as a "web browser" app */
private static final Intent sBrowserIntent;
static {
@@ -2533,6 +2535,13 @@
| SCAN_AS_SYSTEM
| SCAN_AS_ODM,
0);
+ scanDirTracedLI(new File(OEM_OVERLAY_DIR),
+ mDefParseFlags
+ | PackageParser.PARSE_IS_SYSTEM_DIR,
+ scanFlags
+ | SCAN_AS_SYSTEM
+ | SCAN_AS_OEM,
+ 0);
mParallelPackageParserCallback.findStaticOverlayPackages();