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Commit 864bd976 authored by Steven Moreland's avatar Steven Moreland Committed by Gerrit Code Review
Browse files

Merge "libbinder: update 'TODO' comments for RPC"

parents 1b48b713 a5036f0b

libs/binder/Parcel.cpp

+1 −0
Original line number Diff line number Diff line
@@ -206,6 +206,7 @@ status_t Parcel::flattenBinder(const sp<IBinder>& binder) { 
            status_t status = writeInt32(1); // non-null

            if (status != OK) return status;

            RpcAddress address = RpcAddress::zero();

            // TODO(b/167966510): need to undo this if the Parcel is not sent

            status = mSession->state()->onBinderLeaving(mSession, binder, &address);

            if (status != OK) return status;

            status = address.writeToParcel(this);

libs/binder/RpcSession.cpp

+3 −3
Original line number Diff line number Diff line
@@ -296,7 +296,7 @@ bool RpcSession::setupSocketClient(const RpcSocketAddress& addr) { 


    if (!setupOneSocketConnection(addr, RPC_SESSION_ID_NEW, false /*reverse*/)) return false;



    // TODO(b/185167543): we should add additional sessions dynamically

    // TODO(b/189955605): we should add additional sessions dynamically

    // instead of all at once.

    // TODO(b/186470974): first risk of blocking

    size_t numThreadsAvailable;
@@ -314,11 +314,11 @@ bool RpcSession::setupSocketClient(const RpcSocketAddress& addr) { 


    // we've already setup one client

    for (size_t i = 0; i + 1 < numThreadsAvailable; i++) {

        // TODO(b/185167543): shutdown existing connections?

        // TODO(b/189955605): shutdown existing connections?

        if (!setupOneSocketConnection(addr, mId.value(), false /*reverse*/)) return false;

    }



    // TODO(b/185167543): we should add additional sessions dynamically

    // TODO(b/189955605): we should add additional sessions dynamically

    // instead of all at once - the other side should be responsible for setting

    // up additional connections. We need to create at least one (unless 0 are

    // requested to be set) in order to allow the other side to reliably make

libs/binder/RpcState.cpp

+2 −0
Original line number Diff line number Diff line
@@ -400,6 +400,8 @@ status_t RpcState::transactAddress(const base::unique_fd& fd, const RpcAddress& 
    if (status_t status =

                rpcSend(fd, session, "transaction", transactionData.data(), transactionData.size());

        status != OK)

        // TODO(b/167966510): need to undo onBinderLeaving - we know the

        // refcount isn't successfully transferred.

        return status;



    if (flags & IBinder::FLAG_ONEWAY) {

libs/binder/include/binder/RpcServer.h

+1 −1
Original line number Diff line number Diff line
@@ -97,7 +97,7 @@ public: 
     *

     * If this is not specified, this will be a single-threaded server.

     *

     * TODO(b/185167543): these are currently created per client, but these

     * TODO(b/167966510): these are currently created per client, but these

     * should be shared.

     */

    void setMaxThreads(size_t threads);

libs/binder/include/binder/RpcSession.h

+1 −4
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ public: 
     * If this is called, 'shutdown' on this session must also be called.

     * Otherwise, a threadpool will leak.

     *

     * TODO(b/185167543): start these dynamically

     * TODO(b/189955605): start these dynamically

     */

    void setMaxThreads(size_t threads);

    size_t getMaxThreads();
@@ -273,9 +273,6 @@ private: 
    size_t mClientConnectionsOffset = 0;

    std::vector<sp<RpcConnection>> mClientConnections;

    std::vector<sp<RpcConnection>> mServerConnections;



    // TODO(b/185167543): allow sharing between different sessions in a

    // process? (or combine with mServerConnections)

    std::map<std::thread::id, std::thread> mThreads;

};