From 9466b3042bc7314915a15f499bd0b087f569654d Mon Sep 17 00:00:00 2001 From: deva Date: Thu, 24 Mar 2005 12:14:44 +0000 Subject: Initial revision --- src/socket.cc | 134 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 src/socket.cc (limited to 'src/socket.cc') diff --git a/src/socket.cc b/src/socket.cc new file mode 100644 index 0000000..7cee58a --- /dev/null +++ b/src/socket.cc @@ -0,0 +1,134 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/*************************************************************************** + * socket.cc + * + * Mon Nov 8 10:49:33 CET 2004 + * Copyright 2004 Bent Bisballe + * deva@aasimon.org + ****************************************************************************/ + +/* + * 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 Library 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 + +#include "socket.h" + +Socket::Socket() +{ + connected = false; + err = 0; +} + +Socket::Socket(u_short port) +{ + connected = false; + err = 0; + + // printf("Socket on port: %d\n", port); + + // create socket + ssocket = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP); // PF_INET: ipv4, PF_INET6: ipv6 + // tcp: IPPROTO_TCP + // upd: IPPROTO_UDP + if (ssocket < 0) { + err = 1; + perror("Socket: socket() failed"); + } + + socketaddr.sin_family = AF_INET; // Use "internet protocol" IP + socketaddr.sin_port = htons(port); // connect to that port + socketaddr.sin_addr.s_addr = INADDR_ANY;// INADDR_ANY puts your IP address automatically + + // fprintf(stderr, "Socket created\n"); +} + + +Socket::~Socket() +{ + // if(err) perror("Socket: No socket to kill"); + // printf("Socket: I'm melting...[%d]\n", ssocket); + if(ssocket >= 0) close(ssocket); // close server socket +} + + +Socket Socket::slisten() +{ + Socket s = Socket(); + + if(err) { + perror("Socket: No socket present"); + return s; + } + if(!connected) { + // bind socket to address specified by "sa" parameter + err = bind(ssocket, (struct sockaddr*)&socketaddr, sizeof(socketaddr)); + + if (err) { + perror("Socket: bind() failed"); + return s; + } + + // start listen for connection - kernel will accept connection requests (max 5 in queue) + err = listen(ssocket, 5); + if(err) { + perror("Socket: listen() failed"); + return s; + } + } + + // accept new connection and get its connection descriptor + int csalen = sizeof(s.socketaddr); + + s.ssocket = accept(ssocket, (struct sockaddr*)&s.socketaddr, (socklen_t*)&csalen); + if (s.ssocket < 0) { + err = 1; + perror("Socket: accept() failed"); + return s; + } + + fprintf(stderr, "Socket connected\n"); + connected = true; + s.connected = true; + return s; +} + + +int Socket::sconnect(char *ip) +{ + if(err) { + perror("Socket: No socket present"); + return err; + } + + // FIXME: gethostbyname() + socketaddr.sin_addr.s_addr = inet_addr(ip); + //inet_aton (ip, &socketaddr.sin_addr); + + err = connect(ssocket, (struct sockaddr*)&socketaddr, sizeof(socketaddr)); + if (err) { + perror("Socket: connect() failed"); + return err; + } + // fprintf(stderr, "Socket connected\n"); + connected = true; + return 0; +} + + +bool Socket::isConnected() +{ + return connected; +} -- cgit v1.2.3