This is a fork specifically for seeed wifi shield
Dependents: seeed_Wifi_HelloWorld Wifly_Xively_HelloWorld
Fork of WiflyInterface by
TCPSocketServer.cpp
00001 /* Copyright (C) 2012 mbed.org, MIT License 00002 * 00003 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software 00004 * and associated documentation files (the "Software"), to deal in the Software without restriction, 00005 * including without limitation the rights to use, copy, modify, merge, publish, distribute, 00006 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is 00007 * furnished to do so, subject to the following conditions: 00008 * 00009 * The above copyright notice and this permission notice shall be included in all copies or 00010 * substantial portions of the Software. 00011 * 00012 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING 00013 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00014 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 00015 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 00016 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 00017 */ 00018 00019 #include "TCPSocketServer.h" 00020 #include <string> 00021 00022 TCPSocketServer::TCPSocketServer() {} 00023 00024 // Server initialization 00025 int TCPSocketServer::bind(int port) { 00026 char cmd[20]; 00027 00028 // set TCP protocol 00029 wifi->setProtocol(TCP); 00030 00031 // set local port 00032 sprintf(cmd, "set i l %d\r", port); 00033 if (!wifi->sendCommand(cmd, "AOK")) 00034 return -1; 00035 00036 wifi->exit(); 00037 return 0; 00038 } 00039 00040 int TCPSocketServer::listen(int backlog) { 00041 if (backlog != 1) 00042 return -1; 00043 return 0; 00044 } 00045 00046 00047 int TCPSocketServer::accept(TCPSocketConnection& connection) { 00048 int nb_available = 0, pos = 0; 00049 char c; 00050 string str; 00051 bool o_find = false; 00052 while (1) { 00053 while(!wifi->readable()); 00054 nb_available = wifi->readable(); 00055 for (int i = 0; i < nb_available; i++) { 00056 c = wifi->getc(); 00057 if (c == '*') { 00058 o_find = true; 00059 } 00060 if (o_find && c != '\r' && c != '\n') { 00061 str += c; 00062 pos = str.find("*OPEN*"); 00063 if (pos != string::npos) { 00064 wifi->flush(); 00065 return 0; 00066 } 00067 } 00068 } 00069 } 00070 }
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