jserversocket.cpp
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/***************************************************************************
* Copyright (C) 2005 by Jeff Ferr *
* root@sat *
* *
* 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 2 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, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include "jserversocket.h"
#include "jioexception.h"
#include "jsocket.h"
#include <string.h>
namespace jsocket {
ServerSocket::ServerSocket(uint16_t port_, uint16_t backlog_, InetAddress *addr_)
{
_local = NULL;
if (addr_ == NULL) {
InetAddress *a = InetAddress::GetLocalHost();
addr_ = a;
}
CreateSocket();
if (port_ != 0) {
BindSocket(addr_, port_);
ListenSocket(backlog_);
} else {
socklen_t len;
ListenSocket(backlog_);
if(getsockname(_fd, (sockaddr *)&_lsock, &len) < 0) {
throw IOException("Connect error !");
}
}
}
ServerSocket::~ServerSocket()
{
if (_local) {
delete _local;
}
}
/** Private */
void ServerSocket::CreateSocket()
{
_fd = ::socket(AF_INET, SOCK_STREAM, 0);
if (_fd < 0) {
throw IOException("Create socket error");
}
}
void ServerSocket::BindSocket(InetAddress *local_addr_, uint16_t local_port_)
{
int opt = 1;
_local = local_addr_;
bzero(&_lsock, sizeof(_lsock));
_lsock.sin_family = AF_INET;
_lsock.sin_addr.s_addr = htonl(INADDR_ANY);
_lsock.sin_port = htons(local_port_);
setsockopt(_fd, SOL_SOCKET, SO_REUSEADDR,(void*)&opt, sizeof(opt));
if(::bind(_fd, (sockaddr *) &_lsock, sizeof(_lsock)) < 0) {
throw IOException("Bind socket error !");
}
}
void ServerSocket::ListenSocket(uint16_t backlog_)
{
if (::listen(_fd, backlog_) < 0) {
throw IOException("Listen port error !");
}
}
/** End */
Socket * ServerSocket::Accept()
{
socklen_t sock_size;
int handler;
sock_size = sizeof(_rsock);
handler = ::accept(_fd, (sockaddr *) &_rsock, &sock_size);
if (handler < 0) {
throw IOException("Accept failed !");
}
Socket *s = new Socket::Socket(handler, _rsock);
return s;
}
InetAddress * ServerSocket::GetInetAddress()
{
return _local;
}
uint16_t ServerSocket::GetLocalPort()
{
return ntohs(_lsock.sin_port);
}
void ServerSocket::Close()
{
if (close(_fd) < 0) {
throw IOException("Close socket error !");
}
}
};