doTCPIP.cpp

00001 /****************************************************************************
00002 *
00003 *  doTCPIP.cpp - CC3000 TCP/IP
00004 *  Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
00005 *
00006 *  Redistribution and use in source and binary forms, with or without
00007 *  modification, are permitted provided that the following conditions
00008 *  are met:
00009 *
00010 *    Redistributions of source code must retain the above copyright
00011 *    notice, this list of conditions and the following disclaimer.
00012 *
00013 *    Redistributions in binary form must reproduce the above copyright
00014 *    notice, this list of conditions and the following disclaimer in the
00015 *    documentation and/or other materials provided with the
00016 *    distribution.
00017 *
00018 *    Neither the name of Texas Instruments Incorporated nor the names of
00019 *    its contributors may be used to endorse or promote products derived
00020 *    from this software without specific prior written permission.
00021 *
00022 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
00023 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
00024 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
00025 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
00026 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00027 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
00028 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
00029 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
00030 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
00031 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00032 *  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00033 *
00034 *****************************************************************************/
00035 
00036 #include "mbed.h"
00037 #include "defLED.h"
00038 #include "doTCPIP.h"
00039 #include "Wi-Go_eCompass_Lib_V3.h"
00040 
00041 extern DigitalOut ledr;
00042 extern DigitalOut ledg;
00043 extern DigitalOut ledb;
00044 extern DigitalOut led1;
00045 extern DigitalOut led2;
00046 extern DigitalOut led3;
00047 
00048 extern int do_mDNS;
00049 extern axis6_t axis6;
00050 extern unsigned char newData;
00051 extern int HsecondFlag;
00052 extern unsigned int seconds;
00053 
00054 // Setup the functions to handle our CGI parameters
00055 extern char requestBuffer[];
00056   
00057 //Device name - used for Smart config in order to stop the Smart phone configuration process
00058 extern char DevServname;
00059 
00060 void runTCPIPserver(void)
00061 {
00062     while(1)
00063     {
00064         long temp, stat, sss, skip, skipc, newsock;
00065         LED_D3_OFF;
00066         LED_D2_OFF;
00067         printf("\n\nStarting TCP/IP Server\n");
00068         TCPSocketServer server;
00069         server.bind(TCPIP_PORT);
00070         server.listen();
00071         printf("\r\nWait for new connection...\r\n");
00072         skip = 0;
00073         skipc = 0;
00074         while(1)
00075         {
00076             newsock = -2;
00077             printf("\r\nServer waiting for connection\r\n");
00078             TCPSocketConnection client;
00079             LED_D2_ON;
00080             while((newsock == -1) || (newsock == -2))
00081             {
00082                 newsock = server.accept(client);
00083                 client.set_blocking(true);
00084                 if(do_mDNS)
00085                 {
00086                     printf("mDNS= 0x%08x\n", wifi._socket.mdns_advertiser(1, (uint8_t *)DevServname, sizeof(DevServname)));
00087                     do_mDNS = 0;
00088                 }
00089             }
00090             printf("Connection from: %s \r\n", client.get_address());
00091             sss = seconds;
00092             //receive TCP data
00093             temp = 0;   
00094             if(newsock >= 0)
00095             {
00096                 client.receive((char *)requestBuffer,20);
00097                 printf("Input = %s\n", requestBuffer);
00098                 HsecondFlag = 0;
00099                 while(1)
00100                 {
00101                     while(!newData) __wfi();
00102                     newData = 0;
00103                     if(HsecondFlag)
00104                     {
00105                         printf("FB= %d\n", wifi._simple_link.get_number_free_buffers());
00106                         HsecondFlag = 0;
00107                     }
00108                     LED_D2_ON;  
00109                     stat = -2;
00110                     stat = client.send_all((char *)&axis6, sizeof(axis6));
00111                     LED_D2_OFF;
00112                     if(stat != 96)
00113                     {
00114                         if(stat == -2)
00115                         {
00116                             skip++;
00117                             skipc++;
00118                         }
00119                         if(stat == -1) break;
00120                     }
00121                     else
00122                     {
00123                         temp++;
00124                         skipc = 0;
00125                     }
00126                     if(skipc > 150)
00127                     {
00128                         printf("Zero Buffer Error Sent=%d, time=%d\n", temp, seconds - sss);
00129                         break;
00130                     }
00131                 }   
00132             } else printf("bad socket= %d\n", newsock);
00133             client.close();
00134             printf("Done %d, time= %d, skipped= %d\n", temp, seconds - sss, skip);
00135             skip = 0;
00136         }
00137     }   
00138 }