read.c
1.73 KB
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/**
* \file
*
* \author Georg Hopp
*
* \copyright
* Copyright (C) 2012 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/>.
*/
#include "server.h"
#include "interface/logger.h"
#include "interface/stream_reader.h"
void serverCloseConn(Server, unsigned int);
ssize_t
serverRead(Server this, unsigned int i)
{
int fd = (this->fds)[i].fd;
ssize_t size;
if (NULL == (this->conns)[fd].worker) {
loggerLog(
this->logger,
LOGGER_INFO,
"initialization error: NULL reader");
return -1;
}
switch ((size = streamReaderRead((this->conns)[fd].worker, fd))) {
case -2:
/**
* normal close: this must be mapped to -2 within the
* underlying read call.
*
* \todo make sure all pending writes will be done before
* close.
*/
// DROP-THROUGH
case -1:
/*
* read failure / close connection
*/
loggerLog(this->logger, LOGGER_INFO,
"connection[%d] closed...%s",
fd,
inet_ntoa((((this->conns)[fd].sock)->addr).sin_addr));
serverCloseConn(this, i);
break;
case 0:
break;
default:
(this->fds)[i].events |= POLLOUT;
break;
}
return size;
}
// vim: set ts=4 sw=4: