main.cpp

00001 /* mbed Microcontroller Library
00002  * Copyright (c) 2006-2013 ARM Limited
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *     http://www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 #include "mbed.h"
00017 #include "cc3000.h"
00018 #include "main.h"
00019 
00020 #include "TCPSocketConnection.h"
00021 #include "TCPSocketServer.h"
00022 
00023 using namespace mbed_cc3000;
00024 
00025 /* cc3000 module declaration specific for user's board. Check also init() */
00026 #if (MY_BOARD == WIGO)
00027 cc3000 wifi(PTA16, PTA13, PTD0, SPI(PTD2, PTD3, PTC5), "ssid", "key", WPA2, false);
00028 Serial pc(USBTX, USBRX);
00029 #elif (MY_BOARD == WIFI_DIPCORTEX)
00030 cc3000 wifi(p28, p27, p30, SPI(p21, p14, p37), "ssid", "key", WPA2, false);
00031 Serial pc(UART_TX, UART_RX);
00032 #elif (MY_BOARD == MBED_BOARD_EXAMPLE)
00033 cc3000 wifi(p9, p10, p8, SPI(p5, p6, p7), "ssid", "key", WPA2, false);
00034 Serial pc(USBTX, USBRX);
00035 #else
00036 
00037 #endif
00038 
00039 /**
00040  *  \brief TCP server demo
00041  *  \param  none
00042  *  \return int
00043  */
00044 int main() {
00045     init(); /* board dependent init */
00046     pc.baud(115200);
00047 
00048     printf("cc3000 tcp server demo. \r\n");
00049     wifi.init();
00050     if (wifi.connect() == -1) {
00051         printf("Failed to connect. Please verify connection details and try again. \r\n");
00052     } else {
00053         printf("IP address: %s \r\n", wifi.getIPAddress());
00054     }
00055     
00056     const int ECHO_SERVER_PORT = 1895;
00057 
00058     TCPSocketServer server;
00059     server.bind(ECHO_SERVER_PORT);
00060     server.listen();
00061 
00062     while (true) {
00063         printf("\r\nWait for new connection...\r\n");
00064         TCPSocketConnection client;
00065         server.accept(client);
00066         client.set_blocking(false, 1500); // Timeout after (1.5)s
00067 
00068         printf("Connection from: %s \r\n", client.get_address());
00069         char buffer[256];
00070         while (true) {
00071             int n = client.receive(buffer, sizeof(buffer));
00072             if (n <= 0) break;
00073 
00074             client.send_all(buffer, n);
00075             if (n <= 0) break;
00076         }
00077 
00078         client.close();
00079     }
00080 }
00081