Merge "Add a new feature to store IncFs version." into sc-dev
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index 25e16fb..d7dc6ef 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -2523,7 +2523,8 @@
field public static final String FEATURE_BROADCAST_RADIO = "android.hardware.broadcastradio";
field public static final String FEATURE_CONTEXT_HUB = "android.hardware.context_hub";
field public static final String FEATURE_CROSS_LAYER_BLUR = "android.software.cross_layer_blur";
- field public static final String FEATURE_INCREMENTAL_DELIVERY = "android.software.incremental_delivery";
+ field @Deprecated public static final String FEATURE_INCREMENTAL_DELIVERY = "android.software.incremental_delivery";
+ field public static final String FEATURE_INCREMENTAL_DELIVERY_VERSION = "android.software.incremental_delivery_version";
field public static final String FEATURE_REBOOT_ESCROW = "android.hardware.reboot_escrow";
field public static final String FEATURE_TELEPHONY_CARRIERLOCK = "android.hardware.telephony.carrierlock";
field public static final String FEATURE_TELEPHONY_IMS_SINGLE_REGISTRATION = "android.hardware.telephony.ims.singlereg";
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 6cfcce3..a3c3500 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -3592,9 +3592,12 @@
* Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}: The device has
* the requisite kernel support to support incremental delivery aka Incremental FileSystem.
*
- * @see IncrementalManager#isEnabled
+ * @see IncrementalManager#isFeatureEnabled
* @hide
+ *
+ * @deprecated Use {@link #FEATURE_INCREMENTAL_DELIVERY_VERSION} instead.
*/
+ @Deprecated
@SystemApi
@SdkConstant(SdkConstantType.FEATURE)
public static final String FEATURE_INCREMENTAL_DELIVERY =
@@ -3602,6 +3605,20 @@
/**
* Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
+ * feature not present - IncFs is not present on the device.
+ * 1 - IncFs v1, core features, no PerUid support. Optional in R.
+ * 2 - IncFs v2, PerUid support, fs-verity support. Required in S.
+ *
+ * @see IncrementalManager#isFeatureEnabled and IncrementalManager#isV2()
+ * @hide
+ */
+ @SystemApi
+ @SdkConstant(SdkConstantType.FEATURE)
+ public static final String FEATURE_INCREMENTAL_DELIVERY_VERSION =
+ "android.software.incremental_delivery_version";
+
+ /**
+ * Feature for {@link #getSystemAvailableFeatures} and {@link #hasSystemFeature}:
* The device has tuner hardware to support tuner operations.
*
* <p>This feature implies that the device has the tuner HAL implementation.
diff --git a/core/java/android/os/incremental/IncrementalManager.java b/core/java/android/os/incremental/IncrementalManager.java
index 0ff68fc..0589994 100644
--- a/core/java/android/os/incremental/IncrementalManager.java
+++ b/core/java/android/os/incremental/IncrementalManager.java
@@ -241,6 +241,13 @@
}
/**
+ * Checks if device supports V2 calls (e.g. PerUid).
+ */
+ public static boolean isV2Available() {
+ return nativeIsV2Available();
+ }
+
+ /**
* Checks if Incremental installations are allowed.
* A developer can disable Incremental installations by setting the property.
*/
@@ -439,6 +446,7 @@
/* Native methods */
private static native boolean nativeIsEnabled();
+ private static native boolean nativeIsV2Available();
private static native boolean nativeIsIncrementalPath(@NonNull String path);
private static native byte[] nativeUnsafeGetFileSignature(@NonNull String path);
}
diff --git a/core/java/com/android/server/SystemConfig.java b/core/java/com/android/server/SystemConfig.java
index cb586d6..8982519 100644
--- a/core/java/com/android/server/SystemConfig.java
+++ b/core/java/com/android/server/SystemConfig.java
@@ -1236,6 +1236,8 @@
if (IncrementalManager.isFeatureEnabled()) {
addFeature(PackageManager.FEATURE_INCREMENTAL_DELIVERY, 0);
+ addFeature(PackageManager.FEATURE_INCREMENTAL_DELIVERY_VERSION,
+ IncrementalManager.isV2Available() ? 2 : 1);
}
if (PackageManager.APP_ENUMERATION_ENABLED_BY_DEFAULT) {
diff --git a/core/jni/android_os_incremental_IncrementalManager.cpp b/core/jni/android_os_incremental_IncrementalManager.cpp
index 44bff01..2384efa 100644
--- a/core/jni/android_os_incremental_IncrementalManager.cpp
+++ b/core/jni/android_os_incremental_IncrementalManager.cpp
@@ -30,6 +30,10 @@
return IncFs_IsEnabled();
}
+static jboolean nativeIsV2Available(JNIEnv* env, jobject clazz) {
+ return !!(IncFs_Features() & INCFS_FEATURE_V2);
+}
+
static jboolean nativeIsIncrementalPath(JNIEnv* env,
jobject clazz,
jstring javaPath) {
@@ -53,12 +57,12 @@
return result;
}
-static const JNINativeMethod method_table[] = {{"nativeIsEnabled", "()Z", (void*)nativeIsEnabled},
- {"nativeIsIncrementalPath", "(Ljava/lang/String;)Z",
- (void*)nativeIsIncrementalPath},
- {"nativeUnsafeGetFileSignature",
- "(Ljava/lang/String;)[B",
- (void*)nativeUnsafeGetFileSignature}};
+static const JNINativeMethod method_table[] =
+ {{"nativeIsEnabled", "()Z", (void*)nativeIsEnabled},
+ {"nativeIsV2Available", "()Z", (void*)nativeIsV2Available},
+ {"nativeIsIncrementalPath", "(Ljava/lang/String;)Z", (void*)nativeIsIncrementalPath},
+ {"nativeUnsafeGetFileSignature", "(Ljava/lang/String;)[B",
+ (void*)nativeUnsafeGetFileSignature}};
int register_android_os_incremental_IncrementalManager(JNIEnv* env) {
return jniRegisterNativeMethods(env, "android/os/incremental/IncrementalManager",