libbinder_ndk: to/fromJavaBinder (7ee7137b) · Commits · e / os / platform_frameworks_native

libs/binder/ndk/Android.bp

+2 −0

Original line number	Diff line number	Diff line
		@@ -25,6 +25,7 @@ cc_library {

		srcs: [
		"ibinder.cpp",
		"ibinder_jni.cpp",
		"parcel.cpp",
		"process.cpp",
		"status.cpp",
		@@ -32,6 +33,7 @@ cc_library {
		],

		shared_libs: [
		"libandroid_runtime",
		"libbase",
		"libbinder",
		"libutils",

libs/binder/ndk/ibinder_jni.cpp

0 → 100644

+42 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		#include <android/binder_ibinder_jni.h>
		#include "ibinder_internal.h"

		#include <android_util_Binder.h>

		using ::android::IBinder;
		using ::android::ibinderForJavaObject;
		using ::android::javaObjectForIBinder;
		using ::android::sp;

		AIBinder* AIBinder_fromJavaBinder(JNIEnv* env, jobject binder) {
		sp<IBinder> ibinder = ibinderForJavaObject(env, binder);

		sp<AIBinder> cbinder = ABpBinder::lookupOrCreateFromBinder(ibinder);
		AIBinder_incStrong(cbinder.get());

		return cbinder.get();
		}

		jobject AIBinder_toJavaBinder(JNIEnv* env, AIBinder* binder) {
		if (binder == nullptr) {
		return nullptr;
		}

		return javaObjectForIBinder(env, binder->getBinder());
		}

libs/binder/ndk/include_ndk/android/binder_ibinder_jni.h

0 → 100644

+54 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2018 The Android Open Source Project
		*
		* Licensed under the Apache License, Version 2.0 (the "License");
		* you may not use this file except in compliance with the License.
		* You may obtain a copy of the License at
		*
		* http://www.apache.org/licenses/LICENSE-2.0
		*
		* Unless required by applicable law or agreed to in writing, software
		* distributed under the License is distributed on an "AS IS" BASIS,
		* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
		* See the License for the specific language governing permissions and
		* limitations under the License.
		*/

		/**
		* @addtogroup NdkBinder
		* @{
		*/

		/**
		* @file binder_ibinder_jni.h
		* @brief Conversions between AIBinder and android.os.IBinder
		*/

		#pragma once

		#include <android/binder_ibinder.h>

		#include <jni.h>

		__BEGIN_DECLS

		/**
		* Converts an android.os.IBinder object into an AIBinder* object.
		*
		* If either env or the binder is null, null is returned. If this binder object was originally an
		* AIBinder object, the original object is returned. The returned object has one refcount
		* associated with it, and so this should be accompanied with an AIBinder_decStrong call.
		*/
		__attribute__((warn_unused_result)) AIBinder* AIBinder_fromJavaBinder(JNIEnv* env, jobject binder);

		/**
		* Converts an AIBinder* object into an android.os.IBinder object.
		*
		* If either env or the binder is null, null is returned. If this binder object was originally an
		* IBinder object, the original java object will be returned.
		*/
		__attribute__((warn_unused_result)) jobject AIBinder_toJavaBinder(JNIEnv* env, AIBinder* binder);

		__END_DECLS

		/** @} */

libs/binder/ndk/libbinder_ndk.map.txt

+2 −0

Original line number	Diff line number	Diff line
		@@ -6,6 +6,7 @@ LIBBINDER_NDK { # introduced=29
		AIBinder_DeathRecipient_new;
		AIBinder_debugGetRefCount;
		AIBinder_decStrong;
		AIBinder_fromJavaBinder;
		AIBinder_getClass;
		AIBinder_getUserData;
		AIBinder_incStrong;
		@@ -15,6 +16,7 @@ LIBBINDER_NDK { # introduced=29
		AIBinder_new;
		AIBinder_ping;
		AIBinder_prepareTransaction;
		AIBinder_toJavaBinder;
		AIBinder_transact;
		AIBinder_unlinkToDeath;
		AIBinder_Weak_delete;

libs/binder/ndk/scripts/init_map.sh

+1 −0

Original line number	Diff line number	Diff line
		@@ -6,6 +6,7 @@ echo "LIBBINDER_NDK { # introduced=29"
		echo " global:"
		{
		grep -oP "AIBinder_[a-zA-Z0-9_]+(?=\()" include_ndk/android/binder_ibinder.h;
		grep -oP "AIBinder_[a-zA-Z0-9_]+(?=\()" include_ndk/android/binder_ibinder_jni.h;
		grep -oP "AParcel_[a-zA-Z0-9_]+(?=\()" include_ndk/android/binder_parcel.h;
		grep -oP "AStatus_[a-zA-Z0-9_]+(?=\()" include_ndk/android/binder_status.h;
		} \| sort \| uniq \| awk '{ print " " $0 ";"; }'