Merge "Delete VINTF compatibility checks during OTA."

core/java/android/os/VintfObject.java

@@ -17,6 +17,7 @@
 package android.os;
 
 import android.annotation.TestApi;
+import android.util.Slog;
 
 import java.util.Map;
 
@@ -28,6 +29,8 @@ import java.util.Map;
 @TestApi
 public class VintfObject {
 
+    private static final String LOG_TAG = "VintfObject";
+
     /**
      * Slurps all device information (both manifests and both matrices)
      * and report them.
@@ -46,12 +49,33 @@ public class VintfObject {
      * @param packageInfo a list of serialized form of HalManifest's /
      * CompatibilityMatri'ces (XML).
      * @return = 0 if success (compatible)
-     *         > 0 if incompatible
-     *         < 0 if any error (mount partition fails, illformed XML, etc.)
+     *         &gt; 0 if incompatible
+     *         &lt; 0 if any error (mount partition fails, illformed XML, etc.)
+     *
+     * @deprecated Checking compatibility against an OTA package is no longer
+     * supported because the format of VINTF metadata in the OTA package may not
+     * be recognized by the current system.
+     *
+     * <p>
+     * <ul>
+     * <li>This function always returns 0 for non-empty {@code packageInfo}.
+     * </li>
+     * <li>This function returns the result of {@link #verifyWithoutAvb} for
+     * null or empty {@code packageInfo}.</li>
+     * </ul>
      *
      * @hide
      */
-    public static native int verify(String[] packageInfo);
+    @Deprecated
+    public static int verify(String[] packageInfo) {
+        if (packageInfo != null && packageInfo.length > 0) {
+            Slog.w(LOG_TAG, "VintfObject.verify() with non-empty packageInfo is deprecated. "
+                    + "Skipping compatibility checks for update package.");
+            return 0;
+        }
+        Slog.w(LOG_TAG, "VintfObject.verify() is deprecated. Call verifyWithoutAvb() instead.");
+        return verifyWithoutAvb();
+    }
 
     /**
      * Verify Vintf compatibility on the device without checking AVB

core/jni/android_os_VintfObject.cpp

@@ -96,28 +96,9 @@ static jobjectArray android_os_VintfObject_report(JNIEnv* env, jclass)
     return toJavaStringArray(env, cStrings);
 }
 
-static jint android_os_VintfObject_verify(JNIEnv* env, jclass, jobjectArray packageInfo) {
-    std::vector<std::string> cPackageInfo;
-    if (packageInfo) {
-        size_t count = env->GetArrayLength(packageInfo);
-        cPackageInfo.resize(count);
-        for (size_t i = 0; i < count; ++i) {
-            jstring element = (jstring)env->GetObjectArrayElement(packageInfo, i);
-            const char *cString = env->GetStringUTFChars(element, NULL /* isCopy */);
-            cPackageInfo[i] = cString;
-            env->ReleaseStringUTFChars(element, cString);
-        }
-    }
-    std::string error;
-    int32_t status = VintfObject::CheckCompatibility(cPackageInfo, &error);
-    if (status)
-        LOG(WARNING) << "VintfObject.verify() returns " << status << ": " << error;
-    return status;
-}
-
 static jint android_os_VintfObject_verifyWithoutAvb(JNIEnv* env, jclass) {
     std::string error;
-    int32_t status = VintfObject::CheckCompatibility({}, &error,
+    int32_t status = VintfObject::GetInstance()->checkCompatibility(&error,
             ::android::vintf::CheckFlags::DISABLE_AVB_CHECK);
     if (status)
         LOG(WARNING) << "VintfObject.verifyWithoutAvb() returns " << status << ": " << error;
@@ -170,7 +151,6 @@ static jobject android_os_VintfObject_getTargetFrameworkCompatibilityMatrixVersi
 
 static const JNINativeMethod gVintfObjectMethods[] = {
     {"report", "()[Ljava/lang/String;", (void*)android_os_VintfObject_report},
-    {"verify", "([Ljava/lang/String;)I", (void*)android_os_VintfObject_verify},
     {"verifyWithoutAvb", "()I", (void*)android_os_VintfObject_verifyWithoutAvb},
     {"getHalNamesAndVersions", "()[Ljava/lang/String;", (void*)android_os_VintfObject_getHalNamesAndVersions},
     {"getSepolicyVersion", "()Ljava/lang/String;", (void*)android_os_VintfObject_getSepolicyVersion},