#ifndef TCPS_STREAM_TAP_I_H_
#define TCPS_STREAM_TAP_I_H_

/**
 * @file TCPSStreamTapI.h
 * @brief Hooks used by TCPStreamJoin to follow the streams of a TCPStreamService.
 *
 * TCPSStreamTapI observes the CONFIG / DATA payloads a stream publishes (on the
 * producer's thread, after the frame went to the subscribers). TCPSStreamObserverI
 * observes streams registering with / leaving a service.
 */

#include "CompilerTypes.h"

namespace MARTe {

class TCPSServiceStream;

class TCPSStreamTapI {
public:
    virtual ~TCPSStreamTapI() {}
    /** A CONFIG payload was published (or the cached one is replayed on AddTap). */
    virtual void OnTapConfig(TCPSServiceStream *source, const uint8 *payload, uint32 payloadSize) = 0;
    /** A DATA payload was published. */
    virtual void OnTapData(TCPSServiceStream *source, uint32 counter, const uint8 *payload,
                           uint32 payloadSize) = 0;
};

class TCPSStreamObserverI {
public:
    virtual ~TCPSStreamObserverI() {}
    /** @p stream just registered. May call back into the service. */
    virtual void OnStreamRegistered(TCPSServiceStream *stream) = 0;
    /** @p stream is leaving (it is still valid during the call). */
    virtual void OnStreamUnregistered(TCPSServiceStream *stream) = 0;
};

} // namespace MARTe

#endif // TCPS_STREAM_TAP_I_H_