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Commit 29937425 authored by Steven Moreland's avatar Steven Moreland Committed by Automerger Merge Worker
Browse files

Merge "libbinder: Parcel, remove mOwnerCookie" am: 1ba79458 am: 99d7fa9e... 

Merge "libbinder: Parcel, remove mOwnerCookie" am: 1ba79458 am: 99d7fa9e am: 14a47bcd am: cdd46ec0

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/1496311

Change-Id: I98238071d9e8dee75813cdfe52315e62445cdbf8
parents 0283fe89 cdd46ec0

libs/binder/IPCThreadState.cpp

+5 −5
Original line number Diff line number Diff line
@@ -895,21 +895,21 @@ status_t IPCThreadState::waitForResponse(Parcel *reply, status_t *acquireResult) 
                            tr.data_size,

                            reinterpret_cast<const binder_size_t*>(tr.data.ptr.offsets),

                            tr.offsets_size/sizeof(binder_size_t),

                            freeBuffer, this);

                            freeBuffer);

                    } else {

                        err = *reinterpret_cast<const status_t*>(tr.data.ptr.buffer);

                        freeBuffer(nullptr,

                            reinterpret_cast<const uint8_t*>(tr.data.ptr.buffer),

                            tr.data_size,

                            reinterpret_cast<const binder_size_t*>(tr.data.ptr.offsets),

                            tr.offsets_size/sizeof(binder_size_t), this);

                            tr.offsets_size/sizeof(binder_size_t));

                    }

                } else {

                    freeBuffer(nullptr,

                        reinterpret_cast<const uint8_t*>(tr.data.ptr.buffer),

                        tr.data_size,

                        reinterpret_cast<const binder_size_t*>(tr.data.ptr.offsets),

                        tr.offsets_size/sizeof(binder_size_t), this);

                        tr.offsets_size/sizeof(binder_size_t));

                    continue;

                }

            }
@@ -1183,7 +1183,7 @@ status_t IPCThreadState::executeCommand(int32_t cmd) 
                reinterpret_cast<const uint8_t*>(tr.data.ptr.buffer),

                tr.data_size,

                reinterpret_cast<const binder_size_t*>(tr.data.ptr.offsets),

                tr.offsets_size/sizeof(binder_size_t), freeBuffer, this);

                tr.offsets_size/sizeof(binder_size_t), freeBuffer);



            const void* origServingStackPointer = mServingStackPointer;

            mServingStackPointer = &origServingStackPointer; // anything on the stack
@@ -1370,7 +1370,7 @@ status_t IPCThreadState::freeze(pid_t pid, bool enable, uint32_t timeout_ms) { 
void IPCThreadState::freeBuffer(Parcel* parcel, const uint8_t* data,

                                size_t /*dataSize*/,

                                const binder_size_t* /*objects*/,

                                size_t /*objectsSize*/, void* /*cookie*/)

                                size_t /*objectsSize*/)

{

    //ALOGI("Freeing parcel %p", &parcel);

    IF_LOG_COMMANDS() {

libs/binder/Parcel.cpp

+3 −4
Original line number Diff line number Diff line
@@ -2498,7 +2498,7 @@ size_t Parcel::ipcObjectsCount() const 
}



void Parcel::ipcSetDataReference(const uint8_t* data, size_t dataSize,

    const binder_size_t* objects, size_t objectsCount, release_func relFunc, void* relCookie)

    const binder_size_t* objects, size_t objectsCount, release_func relFunc)

{

    binder_size_t minOffset = 0;

    freeDataNoInit();
@@ -2513,7 +2513,6 @@ void Parcel::ipcSetDataReference(const uint8_t* data, size_t dataSize, 
    mNextObjectHint = 0;

    mObjectsSorted = false;

    mOwner = relFunc;

    mOwnerCookie = relCookie;

    for (size_t i = 0; i < mObjectsSize; i++) {

        binder_size_t offset = mObjects[i];

        if (offset < minOffset) {
@@ -2614,7 +2613,7 @@ void Parcel::freeDataNoInit() 
    if (mOwner) {

        LOG_ALLOC("Parcel %p: freeing other owner data", this);

        //ALOGI("Freeing data ref of %p (pid=%d)", this, getpid());

        mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie);

        mOwner(this, mData, mDataSize, mObjects, mObjectsSize);

    } else {

        LOG_ALLOC("Parcel %p: freeing allocated data", this);

        releaseObjects();
@@ -2777,7 +2776,7 @@ status_t Parcel::continueWrite(size_t desired) 
            memcpy(objects, mObjects, objectsSize*sizeof(binder_size_t));

        }

        //ALOGI("Freeing data ref of %p (pid=%d)", this, getpid());

        mOwner(this, mData, mDataSize, mObjects, mObjectsSize, mOwnerCookie);

        mOwner(this, mData, mDataSize, mObjects, mObjectsSize);

        mOwner = nullptr;



        LOG_ALLOC("Parcel %p: taking ownership of %zu capacity", this, desired);

libs/binder/include/binder/IPCThreadState.h

+2 −3
Original line number Diff line number Diff line
@@ -185,8 +185,7 @@ private: 
    static  void                threadDestructor(void *st);

    static  void                freeBuffer(Parcel* parcel,

                                           const uint8_t* data, size_t dataSize,

                                           const binder_size_t* objects, size_t objectsSize,

                                           void* cookie);

                                           const binder_size_t* objects, size_t objectsSize);



    const   sp<ProcessState>    mProcess;

            Vector<BBinder*>    mPendingStrongDerefs;

libs/binder/include/binder/Parcel.h

+8 −9
Original line number Diff line number Diff line
@@ -485,11 +485,12 @@ public: 
    // uid.

    uid_t               readCallingWorkSourceUid() const;



    void                print(TextOutput& to, uint32_t flags = 0) const;



private:

    typedef void        (*release_func)(Parcel* parcel,

                                        const uint8_t* data, size_t dataSize,

                                        const binder_size_t* objects, size_t objectsSize,

                                        void* cookie);

                                        const binder_size_t* objects, size_t objectsSize);



    uintptr_t           ipcData() const;

    size_t              ipcDataSize() const;
@@ -497,12 +498,8 @@ private: 
    size_t              ipcObjectsCount() const;

    void                ipcSetDataReference(const uint8_t* data, size_t dataSize,

                                            const binder_size_t* objects, size_t objectsCount,

                                            release_func relFunc, void* relCookie);

                                            release_func relFunc);



public:

    void                print(TextOutput& to, uint32_t flags = 0) const;



private:

                        Parcel(const Parcel& o);

    Parcel&             operator=(const Parcel& o);
@@ -609,7 +606,9 @@ private: 
    mutable bool        mDeallocZero;



    release_func        mOwner;

    void*               mOwnerCookie;



    // TODO(167966510): reserved for binder/version/stability

    void*               mReserved = reinterpret_cast<void*>(0xAAAAAAAA);



    class Blob {

    public: