Merge "Reland: Add NEED_AIDL_NDK_PLATFORM_BACKEND"
diff --git a/core/soong_config.mk b/core/soong_config.mk
index fd60b71..a48b4d8 100644
--- a/core/soong_config.mk
+++ b/core/soong_config.mk
@@ -271,6 +271,8 @@
 $(call add_json_list, SepolicyFreezeTestExtraDirs,         $(SEPOLICY_FREEZE_TEST_EXTRA_DIRS))
 $(call add_json_list, SepolicyFreezeTestExtraPrebuiltDirs, $(SEPOLICY_FREEZE_TEST_EXTRA_PREBUILT_DIRS))
 
+$(call add_json_bool, GenerateAidlNdkPlatformBackend, $(filter true,$(NEED_AIDL_NDK_PLATFORM_BACKEND)))
+
 $(call json_end)
 
 $(file >$(SOONG_VARIABLES).tmp,$(json_contents))
diff --git a/target/product/gsi/Android.mk b/target/product/gsi/Android.mk
index 39848e5..0d788fa 100644
--- a/target/product/gsi/Android.mk
+++ b/target/product/gsi/Android.mk
@@ -50,11 +50,21 @@
 _vndk_check_failure_message += "       Run \`update-vndk-list.sh\` to update $(LATEST_VNDK_LIB_LIST)"
 endif
 
+# The *-ndk_platform.so libraries no longer exist and are removed from the VNDK set. However, they
+# can exist if NEED_AIDL_NDK_PLATFORM_BACKEND is set to true for legacy devices. Don't be bothered
+# with the extraneous libraries.
+ifeq ($(NEED_AIDL_NDK_PLATFORM_BACKEND),true)
+	_READ_INTERNAL_VNDK_LIB_LIST := sed /ndk_platform.so/d $(INTERNAL_VNDK_LIB_LIST)
+else
+	_READ_INTERNAL_VNDK_LIB_LIST := cat $(INTERNAL_VNDK_LIB_LIST)
+endif
+
 $(check-vndk-list-timestamp): $(INTERNAL_VNDK_LIB_LIST) $(LATEST_VNDK_LIB_LIST) $(HOST_OUT_EXECUTABLES)/update-vndk-list.sh
-	$(hide) ( diff --old-line-format="Removed %L" \
+	$(hide) ($(_READ_INTERNAL_VNDK_LIB_LIST) | \
+	diff --old-line-format="Removed %L" \
 	  --new-line-format="Added %L" \
 	  --unchanged-line-format="" \
-	  $(LATEST_VNDK_LIB_LIST) $(INTERNAL_VNDK_LIB_LIST) \
+	  $(LATEST_VNDK_LIB_LIST) - \
 	  || ( echo -e $(_vndk_check_failure_message); exit 1 ))
 	$(hide) mkdir -p $(dir $@)
 	$(hide) touch $@
@@ -84,9 +94,13 @@
 	        echo "  echo Run lunch or choosecombo first" >> $@; \
 	        echo "  exit 1" >> $@; \
 	        echo "fi" >> $@; \
-	        echo "cd \$${ANDROID_BUILD_TOP}" >> $@; \
-	        echo "cp $(PRIVATE_INTERNAL_VNDK_LIB_LIST) $(PRIVATE_LATEST_VNDK_LIB_LIST)" >> $@; \
-	        echo "echo $(PRIVATE_LATEST_VNDK_LIB_LIST) updated." >> $@
+	        echo "cd \$${ANDROID_BUILD_TOP}" >> $@
+ifeq ($(NEED_AIDL_NDK_PLATFORM_BACKEND),true)
+	$(hide) echo "sed /ndk_platform.so/d $(PRIVATE_INTERNAL_VNDK_LIB_LIST) > $(PRIVATE_LATEST_VNDK_LIB_LIST)" >> $@
+else
+	$(hide) echo "cp $(PRIVATE_INTERNAL_VNDK_LIB_LIST) $(PRIVATE_LATEST_VNDK_LIB_LIST)" >> $@
+endif
+	$(hide) echo "echo $(PRIVATE_LATEST_VNDK_LIB_LIST) updated." >> $@
 endif
 	@chmod a+x $@
 
diff --git a/target/product/gsi/current.txt b/target/product/gsi/current.txt
index e5655b9..52754d4 100644
--- a/target/product/gsi/current.txt
+++ b/target/product/gsi/current.txt
@@ -19,11 +19,8 @@
 LLNDK: libvndksupport.so
 LLNDK: libvulkan.so
 VNDK-SP: android.hardware.common-V2-ndk.so
-VNDK-SP: android.hardware.common-V2-ndk_platform.so
 VNDK-SP: android.hardware.common.fmq-V1-ndk.so
-VNDK-SP: android.hardware.common.fmq-V1-ndk_platform.so
 VNDK-SP: android.hardware.graphics.common-V2-ndk.so
-VNDK-SP: android.hardware.graphics.common-V2-ndk_platform.so
 VNDK-SP: android.hardware.graphics.common@1.0.so
 VNDK-SP: android.hardware.graphics.common@1.1.so
 VNDK-SP: android.hardware.graphics.common@1.2.so
@@ -61,16 +58,13 @@
 VNDK-SP: libz.so
 VNDK-core: android.hardware.audio.common@2.0.so
 VNDK-core: android.hardware.authsecret-V1-ndk.so
-VNDK-core: android.hardware.authsecret-V1-ndk_platform.so
 VNDK-core: android.hardware.automotive.occupant_awareness-V1-ndk.so
-VNDK-core: android.hardware.automotive.occupant_awareness-V1-ndk_platform.so
 VNDK-core: android.hardware.configstore-utils.so
 VNDK-core: android.hardware.configstore@1.0.so
 VNDK-core: android.hardware.configstore@1.1.so
 VNDK-core: android.hardware.confirmationui-support-lib.so
 VNDK-core: android.hardware.dumpstate-V1-ndk.so
 VNDK-core: android.hardware.gnss-V1-ndk.so
-VNDK-core: android.hardware.gnss-V1-ndk_platform.so
 VNDK-core: android.hardware.graphics.allocator@2.0.so
 VNDK-core: android.hardware.graphics.allocator@3.0.so
 VNDK-core: android.hardware.graphics.allocator@4.0.so
@@ -78,63 +72,38 @@
 VNDK-core: android.hardware.graphics.bufferqueue@2.0.so
 VNDK-core: android.hardware.health-V1-ndk.so
 VNDK-core: android.hardware.health.storage-V1-ndk.so
-VNDK-core: android.hardware.health.storage-V1-ndk_platform.so
 VNDK-core: android.hardware.identity-V3-ndk.so
-VNDK-core: android.hardware.identity-V3-ndk_platform.so
 VNDK-core: android.hardware.keymaster-V3-ndk.so
-VNDK-core: android.hardware.keymaster-V3-ndk_platform.so
 VNDK-core: android.hardware.light-V1-ndk.so
-VNDK-core: android.hardware.light-V1-ndk_platform.so
 VNDK-core: android.hardware.media.bufferpool@2.0.so
 VNDK-core: android.hardware.media.omx@1.0.so
 VNDK-core: android.hardware.media@1.0.so
 VNDK-core: android.hardware.memtrack-V1-ndk.so
-VNDK-core: android.hardware.memtrack-V1-ndk_platform.so
 VNDK-core: android.hardware.memtrack@1.0.so
 VNDK-core: android.hardware.oemlock-V1-ndk.so
-VNDK-core: android.hardware.oemlock-V1-ndk_platform.so
 VNDK-core: android.hardware.power-V2-ndk.so
-VNDK-core: android.hardware.power-V2-ndk_platform.so
 VNDK-core: android.hardware.power.stats-V1-ndk.so
-VNDK-core: android.hardware.power.stats-V1-ndk_platform.so
 VNDK-core: android.hardware.radio-V1-ndk.so
-VNDK-core: android.hardware.radio-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.config-V1-ndk.so
-VNDK-core: android.hardware.radio.config-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.data-V1-ndk.so
-VNDK-core: android.hardware.radio.data-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.messaging-V1-ndk.so
-VNDK-core: android.hardware.radio.messaging-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.modem-V1-ndk.so
-VNDK-core: android.hardware.radio.modem-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.network-V1-ndk.so
-VNDK-core: android.hardware.radio.network-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.sim-V1-ndk.so
-VNDK-core: android.hardware.radio.sim-V1-ndk_platform.so
 VNDK-core: android.hardware.radio.voice-V1-ndk.so
-VNDK-core: android.hardware.radio.voice-V1-ndk_platform.so
 VNDK-core: android.hardware.rebootescrow-V1-ndk.so
-VNDK-core: android.hardware.rebootescrow-V1-ndk_platform.so
 VNDK-core: android.hardware.security.keymint-V1-ndk.so
-VNDK-core: android.hardware.security.keymint-V1-ndk_platform.so
 VNDK-core: android.hardware.security.secureclock-V1-ndk.so
-VNDK-core: android.hardware.security.secureclock-V1-ndk_platform.so
 VNDK-core: android.hardware.security.sharedsecret-V1-ndk.so
-VNDK-core: android.hardware.security.sharedsecret-V1-ndk_platform.so
 VNDK-core: android.hardware.soundtrigger@2.0-core.so
 VNDK-core: android.hardware.soundtrigger@2.0.so
 VNDK-core: android.hardware.vibrator-V2-ndk.so
-VNDK-core: android.hardware.vibrator-V2-ndk_platform.so
 VNDK-core: android.hardware.weaver-V1-ndk.so
-VNDK-core: android.hardware.weaver-V1-ndk_platform.so
 VNDK-core: android.hardware.wifi.hostapd-V1-ndk.so
-VNDK-core: android.hardware.wifi.hostapd-V1-ndk_platform.so
 VNDK-core: android.hidl.token@1.0-utils.so
 VNDK-core: android.hidl.token@1.0.so
 VNDK-core: android.system.keystore2-V1-ndk.so
-VNDK-core: android.system.keystore2-V1-ndk_platform.so
 VNDK-core: android.system.suspend-V1-ndk.so
-VNDK-core: android.system.suspend-V1-ndk_platform.so
 VNDK-core: android.system.suspend@1.0.so
 VNDK-core: libaudioroute.so
 VNDK-core: libaudioutils.so