Merge "Reserve 'libhidl' w/ convenient use."
diff --git a/transport/HidlBinderSupport.cpp b/transport/HidlBinderSupport.cpp
index caf7cf8..62b1755 100644
--- a/transport/HidlBinderSupport.cpp
+++ b/transport/HidlBinderSupport.cpp
@@ -256,16 +256,16 @@
     }
 
     // for get + set
-    std::unique_lock<std::mutex> _lock = details::gBnMap.lock();
+    std::unique_lock<std::mutex> _lock = details::gBnMap->lock();
 
-    wp<BHwBinder> wBnObj = details::gBnMap.getLocked(ifacePtr, nullptr);
+    wp<BHwBinder> wBnObj = details::gBnMap->getLocked(ifacePtr, nullptr);
     sp<IBinder> sBnObj = wBnObj.promote();
 
     if (sBnObj == nullptr) {
         auto func = details::getBnConstructorMap().get(descriptor, nullptr);
         if (!func) {
             // TODO(b/69122224): remove this static variable when prebuilts updated
-            func = details::gBnConstructorMap.get(descriptor, nullptr);
+            func = details::gBnConstructorMap->get(descriptor, nullptr);
         }
         LOG_ALWAYS_FATAL_IF(func == nullptr, "%s gBnConstructorMap returned null for %s", __func__,
                             descriptor.c_str());
@@ -274,7 +274,7 @@
         LOG_ALWAYS_FATAL_IF(sBnObj == nullptr, "%s Bn constructor function returned null for %s",
                             __func__, descriptor.c_str());
 
-        details::gBnMap.setLocked(ifacePtr, static_cast<BHwBinder*>(sBnObj.get()));
+        details::gBnMap->setLocked(ifacePtr, static_cast<BHwBinder*>(sBnObj.get()));
     }
 
     return sBnObj;
diff --git a/transport/HidlPassthroughSupport.cpp b/transport/HidlPassthroughSupport.cpp
index ff68a1e..bc67656 100644
--- a/transport/HidlPassthroughSupport.cpp
+++ b/transport/HidlPassthroughSupport.cpp
@@ -31,7 +31,7 @@
     auto func = getBsConstructorMap().get(descriptor, nullptr);
     if (!func) {
         // TODO(b/69122224): remove this when prebuilts don't reference it
-        func = gBsConstructorMap.get(descriptor, nullptr);
+        func = gBsConstructorMap->get(descriptor, nullptr);
     }
     if (func) {
         return func(static_cast<void*>(iface.get()));
diff --git a/transport/HidlTransportSupport.cpp b/transport/HidlTransportSupport.cpp
index 311504d..846b166 100644
--- a/transport/HidlTransportSupport.cpp
+++ b/transport/HidlTransportSupport.cpp
@@ -88,20 +88,9 @@
     // Due to ABI considerations, IBase cannot have a destructor to clean this up.
     // So, because this API is so infrequently used, (expected to be usually only
     // one time for a process, but it can be more), we are cleaning it up here.
-    // TODO(b/37794345): if ever we update the HIDL ABI for launches in an Android
-    // release in the meta-version sense, we should remove this.
-    std::unique_lock<std::mutex> lock = details::gServicePrioMap.lock();
-
-    std::vector<wp<IBase>> toDelete;
-    for (const auto& kv : details::gServicePrioMap) {
-        if (kv.first.promote() == nullptr) {
-            toDelete.push_back(kv.first);
-        }
-    }
-    for (const auto& k : toDelete) {
-        details::gServicePrioMap.eraseLocked(k);
-    }
-    details::gServicePrioMap.setLocked(service, {policy, priority});
+    std::unique_lock<std::mutex> lock = details::gServicePrioMap->lock();
+    pruneMapLocked(details::gServicePrioMap.get());
+    details::gServicePrioMap->setLocked(service, {policy, priority});
 
     return true;
 }
@@ -115,9 +104,9 @@
     // Due to ABI considerations, IBase cannot have a destructor to clean this up.
     // So, because this API is so infrequently used, (expected to be usually only
     // one time for a process, but it can be more), we are cleaning it up here.
-    std::unique_lock<std::mutex> lock = details::gServiceSidMap.lock();
-    pruneMapLocked(details::gServiceSidMap);
-    details::gServiceSidMap.setLocked(service, requesting);
+    std::unique_lock<std::mutex> lock = details::gServiceSidMap->lock();
+    pruneMapLocked(details::gServiceSidMap.get());
+    details::gServiceSidMap->setLocked(service, requesting);
 
     return true;
 }
diff --git a/transport/InternalStatic.h b/transport/InternalStatic.h
index b0fefa9..1dfaae4 100644
--- a/transport/InternalStatic.h
+++ b/transport/InternalStatic.h
@@ -26,10 +26,12 @@
 namespace hardware {
 namespace details {
 
+// TODO(b/69122224): remove this
 // deprecated; use getBnConstructorMap instead.
-extern BnConstructorMap gBnConstructorMap;
+extern DoNotDestruct<BnConstructorMap> gBnConstructorMap;
+// TODO(b/69122224): remove this
 // deprecated; use getBsConstructorMap instead.
-extern BsConstructorMap gBsConstructorMap;
+extern DoNotDestruct<BsConstructorMap> gBsConstructorMap;
 
 }  // namespace details
 }  // namespace hardware
diff --git a/transport/Static.cpp b/transport/Static.cpp
index 0bbd48d..af16e8f 100644
--- a/transport/Static.cpp
+++ b/transport/Static.cpp
@@ -28,27 +28,28 @@
 namespace details {
 
 // Deprecated; kept for ABI compatibility. Use getBnConstructorMap.
-BnConstructorMap gBnConstructorMap{};
+DoNotDestruct<BnConstructorMap> gBnConstructorMap{};
 
-ConcurrentMap<const ::android::hidl::base::V1_0::IBase*, wp<::android::hardware::BHwBinder>>
-    gBnMap{};
+DoNotDestruct<ConcurrentMap<const ::android::hidl::base::V1_0::IBase*,
+                            wp<::android::hardware::BHwBinder>>>
+        gBnMap{};
 
 // TODO(b/122472540): replace with single, hidden map
-ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, SchedPrio> gServicePrioMap{};
-ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, bool> gServiceSidMap{};
+DoNotDestruct<ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, SchedPrio>> gServicePrioMap{};
+DoNotDestruct<ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, bool>> gServiceSidMap{};
 
 // Deprecated; kept for ABI compatibility. Use getBsConstructorMap.
-BsConstructorMap gBsConstructorMap{};
+DoNotDestruct<BsConstructorMap> gBsConstructorMap{};
 
 // For static executables, it is not guaranteed that gBnConstructorMap are initialized before
 // used in HAL definition libraries.
 BnConstructorMap& getBnConstructorMap() {
-    static BnConstructorMap map{};
+    static BnConstructorMap& map = *new BnConstructorMap();
     return map;
 }
 
 BsConstructorMap& getBsConstructorMap() {
-    static BsConstructorMap map{};
+    static BsConstructorMap& map = *new BsConstructorMap();
     return map;
 }
 
diff --git a/transport/include/hidl/ConcurrentMap.h b/transport/include/hidl/ConcurrentMap.h
index 1b06dfd..329752c 100644
--- a/transport/include/hidl/ConcurrentMap.h
+++ b/transport/include/hidl/ConcurrentMap.h
@@ -90,6 +90,23 @@
     std::map<K, V> mMap;
 };
 
+namespace details {
+
+// TODO(b/69122224): remove this type and usages of it
+// DO NOT ADD USAGES
+template <typename T>
+class DoNotDestruct {
+  public:
+    DoNotDestruct() { new (buffer) T(); }
+    T& get() { return *reinterpret_cast<T*>(buffer); }
+    T* operator->() { return reinterpret_cast<T*>(buffer); }
+
+  private:
+    alignas(T) char buffer[sizeof(T)];
+};
+
+}  // namespace details
+
 }  // namespace hardware
 }  // namespace android
 
diff --git a/transport/include/hidl/Static.h b/transport/include/hidl/Static.h
index cc711b7..be74bae 100644
--- a/transport/include/hidl/Static.h
+++ b/transport/include/hidl/Static.h
@@ -37,12 +37,17 @@
     int prio;
 };
 
-extern ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, SchedPrio> gServicePrioMap;
-extern ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, bool> gServiceSidMap;
+// TODO(b/69122224): remove this
+extern DoNotDestruct<ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, SchedPrio>>
+        gServicePrioMap;
+// TODO(b/69122224): remove this
+extern DoNotDestruct<ConcurrentMap<wp<::android::hidl::base::V1_0::IBase>, bool>> gServiceSidMap;
 
+// TODO(b/69122224): remove this
 // For HidlBinderSupport and autogenerated code
-extern ConcurrentMap<const ::android::hidl::base::V1_0::IBase*, wp<::android::hardware::BHwBinder>>
-    gBnMap;
+extern DoNotDestruct<ConcurrentMap<const ::android::hidl::base::V1_0::IBase*,
+                                   wp<::android::hardware::BHwBinder>>>
+        gBnMap;
 
 using BnConstructorMap = ConcurrentMap<std::string, std::function<sp<IBinder>(void*)>>;
 // For HidlBinderSupport and autogenerated code
diff --git a/vintfdata/Android.mk b/vintfdata/Android.mk
index 232ef6f..ffe361f 100644
--- a/vintfdata/Android.mk
+++ b/vintfdata/Android.mk
@@ -16,6 +16,12 @@
 
 LOCAL_PATH := $(call my-dir)
 
+# DEVICE_FRAMEWORK_MANIFEST_FILE is a device-specific framework manifest file
+# that installed to the system image. HALs entries should be written to
+# DEVICE_FRAMEWORK_MANIFEST_FILE or PRODUCT_MANIFEST_FILES depend on the path of
+# the module. It is recommended that such device-specific modules to be
+# installed on product partition.
+
 FRAMEWORK_MANIFEST_INPUT_FILES := $(LOCAL_PATH)/manifest.xml
 # TODO(b/110487738): replace with vintf_fragment
 ifdef USE_VR_FLINGER
@@ -48,18 +54,21 @@
 GEN := $(local-generated-sources-dir)/compatibility_matrix.xml
 
 $(GEN): PRIVATE_VINTF_VNDK_VERSION := $(VINTF_VNDK_VERSION)
+$(GEN): PRIVATE_DEVICE_MATRIX_INPUT_FILE := $(DEVICE_MATRIX_INPUT_FILE)
 $(GEN): $(DEVICE_MATRIX_INPUT_FILE) $(HOST_OUT_EXECUTABLES)/assemble_vintf
 	REQUIRED_VNDK_VERSION=$(PRIVATE_VINTF_VNDK_VERSION) \
 	BOARD_SYSTEMSDK_VERSIONS="$(BOARD_SYSTEMSDK_VERSIONS)" \
-		$(HOST_OUT_EXECUTABLES)/assemble_vintf -i $< -o $@
+		$(HOST_OUT_EXECUTABLES)/assemble_vintf \
+		-i $(call normalize-path-list,$(PRIVATE_DEVICE_MATRIX_INPUT_FILE)) \
+		-o $@
 
 LOCAL_PREBUILT_MODULE_FILE := $(GEN)
 include $(BUILD_PREBUILT)
 BUILT_VENDOR_MATRIX := $(LOCAL_BUILT_MODULE)
 
-# Framework Manifest
+# System Manifest
 include $(CLEAR_VARS)
-LOCAL_MODULE        := framework_manifest.xml
+LOCAL_MODULE        := system_manifest.xml
 LOCAL_MODULE_STEM   := manifest.xml
 LOCAL_MODULE_CLASS  := ETC
 LOCAL_MODULE_PATH   := $(TARGET_OUT)/etc/vintf
@@ -79,6 +88,26 @@
 include $(BUILD_PREBUILT)
 BUILT_SYSTEM_MANIFEST := $(LOCAL_BUILT_MODULE)
 
+# Product Manifest
+ifneq ($(PRODUCT_MANIFEST_FILES),)
+include $(CLEAR_VARS)
+LOCAL_MODULE := product_manifest.xml
+LOCAL_MODULE_STEM := manifest.xml
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_RELATIVE_PATH := vintf
+GEN := $(local-generated-sources-dir)/manifest.xml
+$(GEN): PRIVATE_PRODUCT_MANIFEST_FILES := $(PRODUCT_MANIFEST_FILES)
+$(GEN): $(PRODUCT_MANIFEST_FILES) $(HOST_OUT_EXECUTABLES)/assemble_vintf
+	$(HOST_OUT_EXECUTABLES)/assemble_vintf \
+		-i $(call normalize-path-list,$(PRIVATE_PRODUCT_MANIFEST_FILES)) \
+		-o $@
+
+LOCAL_PREBUILT_MODULE_FILE := $(GEN)
+include $(BUILD_PREBUILT)
+BUILT_PRODUCT_MANIFEST := $(LOCAL_BUILT_MODULE)
+endif
+
 VINTF_VNDK_VERSION :=
 FRAMEWORK_MANIFEST_INPUT_FILES :=
-DEVICE_MATRIX_INPUT_FILE :=
\ No newline at end of file
+DEVICE_MATRIX_INPUT_FILE :=
+PRODUCT_MANIFEST_INPUT_FILES :=