Socket.cpp

00001 /*
00002   Socket.cpp
00003   2014 Copyright (c) Seeed Technology Inc.  All right reserved.
00004 
00005   Author:lawliet zou(lawliet.zou@gmail.com)
00006   2014-2-24
00007 
00008   This library is free software; you can redistribute it and/or
00009   modify it under the terms of the GNU Lesser General Public
00010   License as published by the Free Software Foundation; either
00011   version 2.1 of the License, or (at your option) any later version.
00012 
00013   This library is distributed in the hope that it will be useful,
00014   but WITHOUT ANY WARRANTY; without even the implied warranty of
00015   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00016   Lesser General Public License for more details.
00017 
00018   You should have received a copy of the GNU Lesser General Public
00019   License along with this library; if not, write to the Free Software
00020   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00021 */
00022  
00023 #include "Socket.h"
00024 
00025 Socket::Socket() : _sock_fd(-1) {
00026     gprs = GPRS::getInstance();
00027     if (gprs == NULL) {
00028         error("Socket constructor error: no GPRS instance available!\r\n");
00029     }       
00030 }
00031 
00032 void Socket::set_blocking(bool blocking, unsigned int timeout)
00033 {
00034     //nothing to do for GPRS   
00035 }
00036 
00037 int Socket::close() {
00038     if (_sock_fd < 0) {
00039         return - 1;
00040     }
00041     return (gprs->close(_sock_fd)) ? 0 : -1;
00042 }
00043 
00044 Socket::~Socket() {
00045     close();
00046 }