PackagedTCPClient.h

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/*
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */
 
#ifndef FACEBOOK_NETWORK_PACKAGED_TCP_CLIENT_H
#define FACEBOOK_NETWORK_PACKAGED_TCP_CLIENT_H
 
#include "ocean/network/Network.h"
#include "ocean/network/TCPClient.h"
#include "ocean/network/PackagedSocket.h"
 
namespace Ocean
{
 
namespace Network
{
 
/**
 * This class implements a TCP client with internal package handling.
 * @ingroup network
 */
class OCEAN_NETWORK_EXPORT PackagedTCPClient :
    virtual public TCPClient,
    virtual protected PackagedSocket
{
    public:
 
        /**
         * Creates a new TCP client.
         */
        PackagedTCPClient() = default;
 
        /**
         * Destructs a TCP client.
         */
        ~PackagedTCPClient() override = default;
 
    protected:
 
        /**
         * Internal event function to send data.
         * @see ConnectionOrientedClient::onSend().
         */
        size_t onSend(const void* data, const size_t size) override;
 
        /**
         * Internal event function for received data.
         * @see ConnectionOrientedClient::onReceived().
         */
        void onReceived(const void* data, const size_t size) override;
 
    protected:
 
        /// The queue holding all memory blocks recently received and not yet process.
        MemoryBlockQueue memoryQueue_;
 
        /// The memory block to be filled.
        MemoryBlock currentMemory_;
 
        /// The memory block for the package header.
        MemoryBlock currentPackageHeaderMemory_;
};
 
}
 
}
 
#endif // FACEBOOK_NETWORK_PACKAGED_TCP_CLIENT_H