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Commit ec6c073a authored by Steven Moreland's avatar Steven Moreland Committed by Gerrit Code Review
Browse files

Merge "libbinder_ndk: way to convert AParcel to libbinder"

parents 58896655 39fdec91

libs/binder/ndk/Android.bp

+1 −0
Original line number Diff line number Diff line
@@ -57,6 +57,7 @@ cc_library { 
    srcs: [

        "ibinder.cpp",

        "ibinder_jni.cpp",

        "libbinder.cpp",

        "parcel.cpp",

        "parcel_jni.cpp",

        "process.cpp",

libs/binder/ndk/ibinder.cpp

+5 −18
Original line number Diff line number Diff line
@@ -14,21 +14,19 @@ 
 * limitations under the License.

 */



#include <android-base/logging.h>

#include <android/binder_ibinder.h>

#include <android/binder_ibinder_platform.h>

#include <android/binder_libbinder.h>

#include "ibinder_internal.h"



#include <android/binder_stability.h>

#include <android/binder_status.h>

#include "parcel_internal.h"

#include "status_internal.h"



#include <android-base/logging.h>

#include <binder/IPCThreadState.h>

#include <binder/IResultReceiver.h>

#include <private/android_filesystem_config.h>



#include "ibinder_internal.h"

#include "parcel_internal.h"

#include "status_internal.h"



using DeathRecipient = ::android::IBinder::DeathRecipient;



using ::android::IBinder;
@@ -782,17 +780,6 @@ const char* AIBinder_getCallingSid() { 
    return ::android::IPCThreadState::self()->getCallingSid();

}



android::sp<android::IBinder> AIBinder_toPlatformBinder(AIBinder* binder) {

    if (binder == nullptr) return nullptr;

    return binder->getBinder();

}



AIBinder* AIBinder_fromPlatformBinder(const android::sp<android::IBinder>& binder) {

    sp<AIBinder> ndkBinder = ABpBinder::lookupOrCreateFromBinder(binder);

    AIBinder_incStrong(ndkBinder.get());

    return ndkBinder.get();

}



void AIBinder_setMinSchedulerPolicy(AIBinder* binder, int policy, int priority) {

    binder->asABBinder()->setMinSchedulerPolicy(policy, priority);

}

libs/binder/ndk/include_platform/android/binder_libbinder.h

+24 −0
Original line number Diff line number Diff line
@@ -19,7 +19,9 @@ 
#if !defined(__ANDROID_APEX__) && !defined(__ANDROID_VNDK__)



#include <android/binder_ibinder.h>

#include <android/binder_parcel.h>

#include <binder/IBinder.h>

#include <binder/Parcel.h>



/**

 * Get libbinder version of binder from AIBinder.
@@ -47,4 +49,26 @@ android::sp<android::IBinder> AIBinder_toPlatformBinder(AIBinder* binder); 
 */

AIBinder* AIBinder_fromPlatformBinder(const android::sp<android::IBinder>& binder);



/**

 * View libbinder version of parcel from AParcel (mutable).

 *

 * The lifetime of the returned parcel is the lifetime of the input AParcel.

 * Do not ues this reference after dropping the AParcel.

 *

 * \param parcel non-null parcel with ownership retained by client

 * \return platform parcel object

 */

android::Parcel* AParcel_viewPlatformParcel(AParcel* parcel);



/**

 * View libbinder version of parcel from AParcel (const version).

 *

 * The lifetime of the returned parcel is the lifetime of the input AParcel.

 * Do not ues this reference after dropping the AParcel.

 *

 * \param parcel non-null parcel with ownership retained by client

 * \return platform parcel object

 */

const android::Parcel* AParcel_viewPlatformParcel(const AParcel* parcel);



#endif

libs/binder/ndk/libbinder.cpp

0 → 100644
+43 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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_libbinder.h>



#include "ibinder_internal.h"

#include "parcel_internal.h"



using ::android::IBinder;

using ::android::Parcel;

using ::android::sp;



sp<IBinder> AIBinder_toPlatformBinder(AIBinder* binder) {

    if (binder == nullptr) return nullptr;

    return binder->getBinder();

}



AIBinder* AIBinder_fromPlatformBinder(const sp<IBinder>& binder) {

    sp<AIBinder> ndkBinder = ABpBinder::lookupOrCreateFromBinder(binder);

    AIBinder_incStrong(ndkBinder.get());

    return ndkBinder.get();

}



Parcel* AParcel_viewPlatformParcel(AParcel* parcel) {

    return parcel->get();

}



const Parcel* AParcel_viewPlatformParcel(const AParcel* parcel) {

    return parcel->get();

}

libs/binder/ndk/libbinder_ndk.map.txt

+1 −0
Original line number Diff line number Diff line
@@ -158,6 +158,7 @@ LIBBINDER_NDK_PLATFORM { 
    extern "C++" {

        AIBinder_fromPlatformBinder*;

        AIBinder_toPlatformBinder*;

        AParcel_viewPlatformParcel*;

    };

  local:

    *;