socket.c
1.87 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 <errno.h>
#include <stdlib.h>
#include <unistd.h>
#include "socket.h"
#include "logger.h"
#include "interface/class.h"
#include "interface/logger.h"
static
int
socketCtor(void * _this, va_list * params)
{
Sock this = _this;
int reUse = 1; //! \todo make this configurable
int port;
this->log = va_arg(* params, Logger);
port = va_arg(* params, int);
//! if port is -1 do not initialize the socket. (Used with accept)
if (-1 == port) {
return 0;
} else {
this->port = port;
}
//! Create socket for incoming connections
if (-1 == (this->handle = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP))) {
loggerLog(this->log, LOGGER_CRIT,
"error opening socket: %s - service terminated",
strerror(errno));
return -1;
}
//! Make the socket REUSE a TIME_WAIT socket
setsockopt(this->handle, SOL_SOCKET, SO_REUSEADDR, &reUse, sizeof(reUse));
return 0;
}
static
void
socketDtor(void * _this)
{
Sock this = _this;
if (STDERR_FILENO < this->handle) {
shutdown(this->handle, SHUT_RDWR);
close(this->handle);
}
}
INIT_IFACE(Class, socketCtor, socketDtor, NULL);
CREATE_CLASS(Sock, NULL, IFACE(Class));
// vim: set ts=4 sw=4: