/* SPDX-License-Identifier: MPL-2.0 */

#include "precompiled.hpp"

#include "macros.hpp"

#include "gather.hpp"

#include "err.hpp"

#include "msg.hpp"

#include "pipe.hpp"

zmq::gather_t::gather_t (class ctx_t *parent_, uint32_t tid_, int sid_) :

    socket_base_t (parent_, tid_, sid_, true)

{

    options.type = ZMQ_GATHER;

}

zmq::gather_t::~gather_t ()

{

}

void zmq::gather_t::xattach_pipe (pipe_t *pipe_,

                                  bool subscribe_to_all_,

                                  bool locally_initiated_)

{

    LIBZMQ_UNUSED (subscribe_to_all_);

    LIBZMQ_UNUSED (locally_initiated_);

    zmq_assert (pipe_);

    _fq.attach (pipe_);

}

void zmq::gather_t::xread_activated (pipe_t *pipe_)

{

    _fq.activated (pipe_);

}

void zmq::gather_t::xpipe_terminated (pipe_t *pipe_)

{

    _fq.pipe_terminated (pipe_);

}

int zmq::gather_t::xrecv (msg_t *msg_)

{

    int rc = _fq.recvpipe (msg_, NULL);

    // Drop any messages with more flag

    while (rc == 0 && msg_->flags () & msg_t::more) {

        // drop all frames of the current multi-frame message

        rc = _fq.recvpipe (msg_, NULL);

        while (rc == 0 && msg_->flags () & msg_t::more)

            rc = _fq.recvpipe (msg_, NULL);

        // get the new message

        if (rc == 0)

            rc = _fq.recvpipe (msg_, NULL);

    }

    return rc;

}

bool zmq::gather_t::xhas_in ()

{

    return _fq.has_in ();

}