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150 lines
3.6 KiB
150 lines
3.6 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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#include <errno.h>
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#include <poll.h>
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#include "trbase.h"
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#include "trevent.h"
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#include "tr/interface/comm_manager.h"
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#include "tr/comm_end_point.h"
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#include "tr/comm_manager.h"
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TR_CREATE_INTERFACE(TR_CommManager, 7);
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void
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TR_commManagerAddEndpoint(void * _this, TR_CommEndPoint endpoint)
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{
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TR_CommManager this = _this;
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if (this->endpoints[endpoint->transport->handle]) {
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// this should never happen, but if so we assume this is a leftover
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// that still has to be deleted.
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TR_delete(this->endpoints[endpoint->transport->handle]);
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}
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this->endpoints[endpoint->transport->handle] = endpoint;
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TR_CALL(_this, TR_CommManager, addEndpoint, endpoint);
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}
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int
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TR_commManagerSelect(void * _this, TR_Event event)
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{
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int timeout; // milliseconds
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int * timeoutptr = event->data;
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TR_EventDispatcher dispatcher = (TR_EventDispatcher)event->subject;
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if (NULL == timeoutptr) {
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timeout = TR_eventDispatcherGetDataWaitTime(dispatcher);
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} else {
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timeout = *timeoutptr;
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TR_MEM_FREE(timeoutptr);
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}
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TR_CALL(_this, TR_CommManager, select, event, timeout);
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return 1;
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}
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int
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TR_commManagerEnableWrite(void * _this, TR_Event event)
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{
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TR_CALL(_this, TR_CommManager, enableWrite, event);
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return 1;
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}
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int
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TR_commManagerDisableWrite(void * _this, TR_Event event)
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{
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TR_EventHandler this = _this;
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TR_CommEndPoint endpoint = (TR_CommEndPoint)event->subject;
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TR_CALL(_this, TR_CommManager, disableWrite, event);
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if (TR_socketFinRd(endpoint->transport)) {
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TR_eventHandlerIssueEvent(
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this,
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event->subject,
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TR_CEP_EVENT_SHUT_READ,
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NULL);
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}
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return 1;
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}
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int
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TR_commManagerClose(void * _this, TR_Event event)
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{
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TR_CommManager this = _this;
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TR_CommEndPoint endpoint = (TR_CommEndPoint)event->subject;
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TR_socketShutdown(endpoint->transport);
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TR_CALL(_this, TR_CommManager, close, event);
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TR_delete(this->endpoints[endpoint->transport->handle]);
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return 0;
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}
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int
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TR_commManagerShutdownRead(void * _this, TR_Event event)
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{
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TR_CALL(_this, TR_CommManager, shutdownRead, event);
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if (TR_socketFinRd(((TR_CommEndPoint)event->subject)->transport)) {
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// close
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TR_eventHandlerIssueEvent(
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(TR_EventHandler)_this,
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event->subject,
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TR_CEP_EVENT_CLOSE,
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NULL);
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} else if (TR_cepHasPendingData((TR_CommEndPoint)event->subject)) {
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// handle pending data... close is issued from disableWrite
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TR_eventHandlerIssueEvent(
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(TR_EventHandler)_this,
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event->subject,
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TR_CEP_EVENT_CLOSE,
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NULL);
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} else {
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TR_cepSetClose((TR_CommEndPoint)event->subject);
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}
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return 0;
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}
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int
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TR_commManagerShutdownWrite(void * _this, TR_Event event)
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{
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TR_CALL(_this, TR_CommManager, shutdownWrite, event);
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if (TR_socketFinRd(((TR_CommEndPoint)event->subject)->transport)) {
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TR_eventHandlerIssueEvent(
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(TR_EventHandler)_this,
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event->subject,
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TR_CEP_EVENT_CLOSE,
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NULL);
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}
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return 0;
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}
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// vim: set ts=4 sw=4:
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