comm_end_point.h 2.37 KB
/**
 * \file
 *
 * \author	Georg Hopp
 *
 * \copyright
 * Copyright © 2014 Georg Hopp
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef __TR_COMM_END_POINT_H__
#define __TR_COMM_END_POINT_H__

#include <sys/types.h>

#include "trbase.h"
#include "trevent.h"
#include "trdata.h"

TR_CLASS(TR_CommEndPoint) {
	TR_EXTENDS(TR_EventSubject);

	void      * protocol;  // will be type TR_Protocol as soon as it is there.
	TR_Socket   transport;
	size_t      read_chunk_size;
	int         do_close;
	TR_Queue    read_buffer;
	TR_Queue    write_buffer;
};
TR_INSTANCE_INIT(TR_CommEndPoint);
TR_CLASSVARS_DECL(TR_CommEndPoint) {
	TR_CV_EXTENDS(TR_EventSubject);
};

#define TR_CEP_EVENT_READ_READY    0
#define TR_CEP_EVENT_READ_BLOCK    1
#define TR_CEP_EVENT_WRITE_READY   2
#define TR_CEP_EVENT_UPGRADE       3
#define TR_CEP_EVENT_NEW_DATA      4
#define TR_CEP_EVENT_PENDING_DATA  5
#define TR_CEP_EVENT_END_DATA      6
#define TR_CEP_EVENT_NEW_MSG       7
#define TR_CEP_EVENT_SEND_MSG      8
#define TR_CEP_EVENT_SHUT_READ     9
#define TR_CEP_EVENT_SHUT_WRITE    10
#define TR_CEP_EVENT_CLOSE         11
#define TR_CEP_EVENT_MAX           ((size_t)TR_CEP_EVENT_CLOSE)

#define TR_cepSetClose(ep)        ((ep)->do_close = 1)
#define TR_cepHasProto(ep, proto) (TR_INSTANCE_OF(proto, TR_cepGetProto(ep)))
#define TR_cepGetProto(ep)        ((ep)->protocol)
#define TR_cepGetHandle(ep)       ((ep)->transport->handle)
#define TR_cepHasPendingData(ep)  (! TR_queueEmpty((ep)->write_buffer))
#define TR_cepNextWriteData(ep)   (TR_queueGet(this->write_buffer))

void TR_cepAppendReadData(TR_CommEndPoint, TR_RemoteData);
void TR_cepAppendWriteData(TR_CommEndPoint, TR_RemoteData);
int  TR_cepBufferRead(TR_CommEndPoint);
int  TR_cepWriteBuffered(TR_CommEndPoint);

#endif // __TR_COMM_END_POINT_H__

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