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83 lines
2.8 KiB
83 lines
2.8 KiB
/**
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* \file
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*
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* \author Georg Hopp
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*
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* \copyright
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* Copyright © 2014 Georg Hopp
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TR_COMM_END_POINT_H__
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#define __TR_COMM_END_POINT_H__
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#include <sys/types.h>
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#include "trbase.h"
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#include "trevent.h"
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#include "trdata.h"
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/*
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* Read ahead limits.
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* These values should be conficurable in the future.
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*/
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#define CEP_WRITE_BUFFER_THRESHOLD 128 * 1024
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TR_CLASS(TR_CommEndPoint) {
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TR_EXTENDS(TR_EventSubject);
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void * protocol; // will be type TR_Protocol as soon as it is there.
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TR_Socket transport;
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int do_close;
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TR_Queue write_buffer;
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size_t write_buffer_size;
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size_t read_chunk_size; // bytes
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};
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TR_INSTANCE_INIT(TR_CommEndPoint);
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TR_CLASSVARS_DECL(TR_CommEndPoint) {
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TR_CV_EXTENDS(TR_EventSubject);
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};
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#define TR_CEP_EVENT_DO_READ 0 // IoHandler
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#define TR_CEP_EVENT_DO_WRITE 1 // IoHandler
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#define TR_CEP_EVENT_READ_BLOCK 2 // CommManager
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#define TR_CEP_EVENT_WRITE_BLOCK 3 // CommManager
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#define TR_CEP_EVENT_WBUF_FULL 4 // CommManager
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#define TR_CEP_EVENT_NEW_DATA 5 // ProtocolHandler
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#define TR_CEP_EVENT_NEW_MSG 6 // Application
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#define TR_CEP_EVENT_MSG_READY 7 // ProtocolHandler
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#define TR_CEP_EVENT_DATA_READY 8 // CommManager
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#define TR_CEP_EVENT_DATA_END 9 // CommManager
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#define TR_CEP_EVENT_SHUT_READ 10 // CommManager
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#define TR_CEP_EVENT_SHUT_WRITE 11 // CommManager
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#define TR_CEP_EVENT_CLOSE 12 // CommManager
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#define TR_CEP_EVENT_MAX ((size_t)TR_CEP_EVENT_CLOSE)
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#define TR_cepSetClose(ep) ((ep)->do_close = 1)
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#define TR_cepHasProto(ep, proto) (TR_INSTANCE_OF(proto, TR_cepGetProto(ep)))
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#define TR_cepGetProto(ep) ((ep)->protocol)
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#define TR_cepGetHandle(ep) ((ep)->transport->handle)
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#define TR_cepHasPendingData(ep) (! TR_queueEmpty((ep)->write_buffer))
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#define TR_cepNextWriteData(ep) (TR_queueGet(this->write_buffer))
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void TR_cepAppendReadData(TR_CommEndPoint, TR_RemoteData);
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void TR_cepAppendWriteData(TR_CommEndPoint, TR_RemoteData);
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int TR_commEndPointRead(TR_CommEndPoint, TR_RemoteData *);
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int TR_cepWriteBuffered(TR_CommEndPoint, size_t *);
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#endif // __TR_COMM_END_POINT_H__
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// vim: set ts=4 sw=4:
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