示例#1
0
文件: starter1.c 项目: manavm/Classes
int main0(void){  
  // "Embedded Systems: Real Time Interfacing to ARM Cortex M Microcontrollers",
  // ISBN: 978-1463590154, Jonathan Valvano, copyright (c) 2014, Volume 2, Program 11.2
  UINT8             IsDHCP = 0;
  _NetCfgIpV4Args_t ipV4;
  SlSockAddrIn_t    Addr;
  UINT16            AddrSize = 0;
  INT16             SockID = 0;
  UINT32            data;
  unsigned char     len = sizeof(_NetCfgIpV4Args_t);
  initClk();         // PLL 50 MHz, ADC needs PPL active          15
  ADC0_InitSWTriggerSeq3(7);  // Ain7 is on PD0                   16
  sl_Start(0, 0, 0); // Initializing the CC3100 device            17
  WlanConnect();     // connect to AP                             18
  sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,       // 19
               (unsigned char *)&ipV4);                        // 20
  Addr.sin_family = SL_AF_INET;                       //          21 
  Addr.sin_port = sl_Htons((UINT16)PORT_NUM);         //          22
  Addr.sin_addr.s_addr = sl_Htonl((UINT32)IP_ADDR);   //          23
  AddrSize = sizeof(SlSockAddrIn_t);                  //          24
  SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);    //          25
  while(1){
    uBuf[0] = ATYPE;      // analog data type                     26
    uBuf[1] = '=';        //                                      27
    data = ADC0_InSeq3(); // 0 to 4095, Ain7 is on PD0            28
    Int2Str(data,(char*)&uBuf[2]); // 6 digit number              29
    sl_SendTo(SockID, uBuf, BUF_SIZE, 0,        //                30
                         (SlSockAddr_t *)&Addr, AddrSize); //     31
    ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25);  // 40ms          32
  }
}
示例#2
0
int ConnectNetwork(Network* n, char* addr, int port)
{
	SlSockAddrIn_t sAddr;
	int addrSize;
	int retVal;
	unsigned long ipAddress;

	sl_NetAppDnsGetHostByName(addr, strlen(addr), &ipAddress, AF_INET);

	sAddr.sin_family = AF_INET;
	sAddr.sin_port = sl_Htons((unsigned short)port);
	sAddr.sin_addr.s_addr = sl_Htonl(ipAddress);

	addrSize = sizeof(SlSockAddrIn_t);

	n->my_socket = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
	if( n->my_socket < 0 ) {
		// error
		return -1;
	}

	retVal = sl_Connect(n->my_socket, ( SlSockAddr_t *)&sAddr, addrSize);
	if( retVal < 0 ) {
		// error
		sl_Close(n->my_socket);
	    return retVal;
	}

	SysTickIntRegister(SysTickIntHandler);
	SysTickPeriodSet(80000);
	SysTickEnable();

	return retVal;
}
示例#3
0
//--tested, working--//
int WiFiUDP::endPacket()
{
    //
    //only do the rest of this function if a socket actually exists
    //
    if (_socketIndex == NO_SOCKET_AVAIL) {
        return 0;
    }

    //
    //fill in the address structure
    //
    SlSockAddrIn_t sendAddress;
    memset(&sendAddress, 0, sizeof(SlSockAddrIn_t));
    sendAddress.sin_family = SL_AF_INET;
    sendAddress.sin_port = sl_Htons(_sendPort);
    sendAddress.sin_addr.s_addr = _sendIP;
    
    //
    //use the simplelink library to send the tx buffer
    //
    int socketHandle = WiFiClass::_handleArray[_socketIndex];
    int iRet = sl_SendTo(socketHandle, tx_buf, tx_fillLevel, NULL, (SlSockAddr_t*)&sendAddress, sizeof(SlSockAddrIn_t));
    if (iRet < 0) {
        return 0;
    }
    
    //
    //reset all tx buffer indicators
    //
    memset(tx_buf, 0, UDP_TX_PACKET_MAX_SIZE);
    tx_fillLevel = 0;
    return 1;
}
示例#4
0
/*!
    \brief Create TCP connection with openweathermap.org

    \param[in]      none

    \return         Socket descriptor for success otherwise negative

    \warning
*/
static int CreateConnection(void){
  SlSockAddrIn_t  Addr;

  INT32 sd = 0;
  INT32 AddrSize = 0;
  INT16 ret_val = 0;

  Addr.sin_family = SL_AF_INET;
  Addr.sin_port = sl_Htons(80);

    /* Change the DestinationIP endianity, to big endian */
  Addr.sin_addr.s_addr = sl_Htonl(appData.DestinationIP);

  AddrSize = sizeof(SlSockAddrIn_t);

  sd = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
  if( sd < 0 ){
    LCD_OutString("Error creating socket\r\n");
    return sd;
  }

  ret_val = sl_Connect(sd, ( SlSockAddr_t *)&Addr, AddrSize);
  if( ret_val < 0 ){
        /* error */
    LCD_OutString("Error connecting to socket\r\n");
    return ret_val;
  }

  return sd;
}
示例#5
0
static int StartSerialSock(unsigned short port, unsigned int slot)
{
    if(!IS_IP_ACQUIRED(wifi_state.status)) {RETURN_ERROR(ERROR_UNKNOWN, "Uninit fail");}
    if(IS_SOCK_STARTED(slot)) {RETURN_ERROR(ERROR_UNKNOWN, "Uninit fail");}

    LOG(LOG_VERBOSE, "Starting socket %d on port %d...", slot, port);

    int retval;

    socket_state[slot].addr_local.sin_family = SL_AF_INET;
    socket_state[slot].addr_local.sin_port = sl_Htons(port);
    socket_state[slot].addr_local.sin_addr.s_addr = 0;

    socket_state[slot].parent_id = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, 0);
    if(socket_state[slot].parent_id < 0) {RETURN_ERROR(socket_state[slot].parent_id, "Socket create fail");}

    retval = sl_Bind(socket_state[slot].parent_id, (SlSockAddr_t*)&(socket_state[slot].addr_local), sizeof(SlSockAddrIn_t));
    if(retval < 0){
        sl_Close(socket_state[slot].parent_id);
        RETURN_ERROR(retval, "Socket bind fail");
    }

    retval = ListenSerialSock(slot);

    LOG(LOG_VERBOSE, "Socket started.");

    socket_state[slot].status = SOCKET_STARTED;
    return RET_SUCCESS;
}
示例#6
0
static bool telnet_create_socket (void) {
    SlSockNonblocking_t nonBlockingOption;
    SlSockAddrIn_t sServerAddress;
    _i16 result;

    // Open a socket for telnet
    ASSERT ((telnet_data.sd = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, SL_IPPROTO_TCP)) > 0);
    if (telnet_data.sd > 0) {
        // add the socket to the network administration
        modusocket_socket_add(telnet_data.sd, false);

        // Enable non-blocking mode
        nonBlockingOption.NonblockingEnabled = 1;
        ASSERT ((result = sl_SetSockOpt(telnet_data.sd, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &nonBlockingOption, sizeof(nonBlockingOption))) == SL_SOC_OK);

        // Bind the socket to a port number
        sServerAddress.sin_family = SL_AF_INET;
        sServerAddress.sin_addr.s_addr = SL_INADDR_ANY;
        sServerAddress.sin_port = sl_Htons(TELNET_PORT);

        ASSERT ((result |= sl_Bind(telnet_data.sd, (const SlSockAddr_t *)&sServerAddress, sizeof(sServerAddress))) == SL_SOC_OK);

        // Start listening
        ASSERT ((result |= sl_Listen (telnet_data.sd, TELNET_MAX_CLIENTS)) == SL_SOC_OK);

        if (result == SL_SOC_OK) {
            return true;
        }
        servers_close_socket(&telnet_data.sd);
    }

    return false;
}
int NetworkConnectTLS(Network *n, char* addr, int port, SlSockSecureFiles_t* certificates, unsigned char sec_method, unsigned int cipher, char server_verify)
{
    SlSockAddrIn_t sAddr;
    int addrSize;
    int retVal;
    unsigned long ipAddress;

    retVal = sl_NetAppDnsGetHostByName(addr, strlen(addr), &ipAddress, AF_INET);
    if (retVal < 0) {
        return -1;
    }

    sAddr.sin_family = AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)port);
    sAddr.sin_addr.s_addr = sl_Htonl(ipAddress);

    addrSize = sizeof(SlSockAddrIn_t);

    n->my_socket = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, SL_SEC_SOCKET);
    if (n->my_socket < 0) {
        return -1;
    }

    SlSockSecureMethod method;
    method.secureMethod = sec_method;
    retVal = sl_SetSockOpt(n->my_socket, SL_SOL_SOCKET, SL_SO_SECMETHOD, &method, sizeof(method));
    if (retVal < 0) {
        return retVal;
    }

    SlSockSecureMask mask;
    mask.secureMask = cipher;
    retVal = sl_SetSockOpt(n->my_socket, SL_SOL_SOCKET, SL_SO_SECURE_MASK, &mask, sizeof(mask));
    if (retVal < 0) {
        return retVal;
    }

    if (certificates != NULL) {
        retVal = sl_SetSockOpt(n->my_socket, SL_SOL_SOCKET, SL_SO_SECURE_FILES, certificates->secureFiles, sizeof(SlSockSecureFiles_t));
        if (retVal < 0)
        {
            return retVal;
        }
    }

    retVal = sl_Connect(n->my_socket, (SlSockAddr_t *)&sAddr, addrSize);
    if (retVal < 0) {
        if (server_verify || retVal != -453) {
            sl_Close(n->my_socket);
            return retVal;
        }
    }

    SysTickIntRegister(SysTickIntHandler);
    SysTickPeriodSet(80000);
    SysTickEnable();

    return retVal;
}
示例#8
0
//
//--tested, working--//
//bit of a misnomer. This waits to receive a packet and then stores it in a buffer
//it is important that this is called before any of the read or available commands
//are called. This does the actual work. Read, peek, etc. are just organizational.
//
int WiFiUDP::parsePacket()
{
    //
    //make sure we actually have a socket
    //
    if (_socketIndex == NO_SOCKET_AVAIL) {
        return 0;
    }
    
    //
    //the sl_select command blocks until something interesting happens or
    //it times out (current timeout set for 10 ms, the minimum)
    //
    SlTimeval_t timeout;
    timeout.tv_sec = 0;
    timeout.tv_usec = 10000;
    
    int socketHandle = WiFiClass::_handleArray[_socketIndex];
    
    SlFdSet_t readSocketHandles, errorSocketHandles;
    SL_FD_ZERO(&readSocketHandles);
    SL_FD_ZERO(&errorSocketHandles);
    SL_FD_SET(socketHandle, &readSocketHandles);
    SL_FD_SET(socketHandle, &errorSocketHandles);
    
    int iRet = sl_Select(socketHandle+1, &readSocketHandles, NULL, &errorSocketHandles, &timeout);
    if (iRet <= 0) {
        return 0;
    }

    //
    //Since we've reached this point, the sl_select command has indicated
    //that either we're going to get an error, or an immediate read
    //
    SlSockAddrIn_t  address = {0};
    int AddrSize = sizeof(address);
    int bytes = sl_RecvFrom(socketHandle, rx_buf, UDP_RX_PACKET_MAX_SIZE, NULL, (SlSockAddr_t*)&address, (SlSocklen_t*)&AddrSize);

    //
    //store the sender's address (sl_HtonX reorders bits to processor order)
    //!! Although this follows some examples (upd_socket), it goes against the
    //!! API documentation. The API maintains that the 5th arg to RecvFrom is not in/out
    //
    _remoteIP = address.sin_addr.s_addr;
    _remotePort = sl_Htons(address.sin_port);
    
    //
    //If an error occured, return 0, otherwise return the byte length of the packet
    //and reset the buffer index counter and fill level variables
    //
    if (bytes < 0) {
        rx_fillLevel = 0;
        return 0;
    } else {
        rx_currentIndex = 0;
        rx_fillLevel = bytes;
        return bytes;
    }
}
示例#9
0
//--tested, working--//
WiFiClient WiFiServer::available(byte* status)
{
    //
    //Get a socket number from the wificlass
    //
    int clientSocketIndex = WiFiClass::getSocket();
    if (clientSocketIndex == NO_SOCKET_AVAIL) {
        return WiFiClient(255);
    }
    
    //
    //create the client address structure to be filled in by sl_accept
    //
    SlSockAddrIn_t clientAddress = {0};
    unsigned int clientAddressSize = sizeof(clientAddress);
    
    //
    //get the client handle, if there's a queued client. If no client, return 0
    //
    int socketHandle = WiFiClass::_handleArray[_socketIndex];
    int clientHandle = sl_Accept(socketHandle, (SlSockAddr_t*)&clientAddress, &clientAddressSize);
    
    //
    //We've successfully created a socket, so store everything in the wificlass
    //arrays used to keep track of the connected sockets, port #s, and types
    //
    if (clientHandle > 0) {
        WiFiClass::_handleArray[clientSocketIndex] = clientHandle;
        WiFiClass::_typeArray[clientSocketIndex] = TYPE_TCP_CONNECTED_CLIENT;
        WiFiClass::_portArray[clientSocketIndex] = sl_Htons(clientAddress.sin_port);
        WiFiClass::clients[clientSocketIndex] = WiFiClient(clientSocketIndex);
    }

    //
    //Now loop through the connected clients
    //

    uint8_t oneclient = 0;
    for(uint8_t i = 0; i < MAX_SOCK_NUM; i++) {
        if(WiFiClass::_handleArray[i] != -1 && WiFiClass::_typeArray[i] == TYPE_TCP_CONNECTED_CLIENT) {

            if( i == _lastServicedClient) {
                oneclient = 1;
                continue;
            }

            _lastServicedClient = i;
            return WiFiClass::clients[i];
        }
    }

    if(oneclient) {
        return WiFiClass::clients[_lastServicedClient];
    }

    _lastServicedClient = -1;
    return WiFiClient(255);
}
示例#10
0
文件: main.c 项目: gale320/cc3200
//****************************************************************************
//
//! \brief Opening a UDP client side socket and sending data
//!
//! This function opens a UDP socket and tries to connect to a Server IP_ADDR
//!    waiting on port PORT_NUM.
//!    Then the function will send 1000 UDP packets to the server.
//!
//! \param[in]  port number on which the server will be listening on
//!
//! \return    0 on success, -1 on Error.
//
//****************************************************************************
int BsdUdpClient(unsigned short usPort)
{
    int             iCounter;
    short           sTestBufLen;
    SlSockAddrIn_t  sAddr;
    int             iAddrSize;
    int             iSockID;
    int             iStatus;
    long            lLoopCount = 0;

    // filling the buffer
    for (iCounter=0 ; iCounter<BUF_SIZE ; iCounter++)
    {
        g_cBsdBuf[iCounter] = (char)(iCounter % 10);
    }

    sTestBufLen  = BUF_SIZE;

    //filling the UDP server socket address
    sAddr.sin_family = SL_AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)usPort);
    sAddr.sin_addr.s_addr = sl_Htonl((unsigned int)g_ulDestinationIp);

    iAddrSize = sizeof(SlSockAddrIn_t);

    // creating a UDP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
    if( iSockID < 0 )
    {
        // error
        ASSERT_ON_ERROR(UCP_CLIENT_FAILED);
    }

    // for a UDP connection connect is not required
    // sending 1000 packets to the UDP server
    while (lLoopCount < g_ulPacketCount)
    {
        // sending packet
        iStatus = sl_SendTo(iSockID, g_cBsdBuf, sTestBufLen, 0,
                                (SlSockAddr_t *)&sAddr, iAddrSize);
        if( iStatus <= 0 )
        {
            // error
            sl_Close(iSockID);
            ASSERT_ON_ERROR(UCP_CLIENT_FAILED);
        }
        lLoopCount++;
    }

    UART_PRINT("Sent %u packets successfully\n\r",g_ulPacketCount);

    //closing the socket after sending 1000 packets
    sl_Close(iSockID);

    return SUCCESS;
}
示例#11
0
//--tested, working--//
//--client side--//
int WiFiClient::connect(IPAddress ip, uint16_t port)
{
    //
    //this function should only be called once and only on the client side
    //
    if (_socketIndex != NO_SOCKET_AVAIL) {
        return false;
    }
    
    //
    //get a socket index and attempt to create a socket
    //note that the socket is intentionally left as BLOCKING. This allows an
    //abusive user to send as many requests as they want as fast as they can try
    //and it won't overload simplelink.
    //
    int socketIndex = WiFiClass::getSocket();
    if (socketIndex == NO_SOCKET_AVAIL) {
        return false;
    }

    int socketHandle = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, SL_IPPROTO_TCP);
    if (socketHandle < 0) {
        return false;
    }

    //
    //connect the socket to the requested IP address and port. Check for success
    //

    SlSockAddrIn_t server = {0};
    server.sin_family = SL_AF_INET;
    server.sin_port = sl_Htons(port);
    server.sin_addr.s_addr = ip;
    int iRet = sl_Connect(socketHandle, (SlSockAddr_t*)&server, sizeof(SlSockAddrIn_t));

    if (iRet < 0) {
        sl_Close(socketHandle);
        return false;
    }

    int enableOption = 1;
    sl_SetSockOpt(socketHandle, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &enableOption, sizeof(enableOption));
    sl_SetSockOpt(socketHandle, SL_SOL_SOCKET, SL_SO_KEEPALIVE, &enableOption, sizeof(enableOption));

    //
    //we've successfully created a socket and connected, so store the
    //information in the arrays provided by WiFiClass
    //
    _socketIndex = socketIndex;
    WiFiClass::_handleArray[socketIndex] = socketHandle;
    WiFiClass::_typeArray[socketIndex] = TYPE_TCP_CLIENT;
    WiFiClass::_portArray[socketIndex] = port;
    return true;
}
示例#12
0
文件: starter1.c 项目: manavm/Classes
  // "Embedded Systems: Real Time Interfacing to ARM Cortex M Microcontrollers",
  // ISBN: 978-1463590154, Jonathan Valvano, copyright (c) 2014, Volume 2, Program 11.3
int main3(void){
  UINT8             IsDHCP = 0;
  _NetCfgIpV4Args_t ipV4;
  SlSockAddrIn_t    Addr, LocalAddr;
  UINT16            AddrSize = 0;
  INT16             SockID = 0;
  INT16             Status = 1;  // ok
  UINT32            data;
  unsigned char     len = sizeof(_NetCfgIpV4Args_t);
  initClk();        // PLL 50 MHz, ADC needs PPL active           16
  ST7735_InitR(INITR_REDTAB);                  // Initialize      17
  ST7735_OutString("Internet of Things\n");    //                 18
  ST7735_OutString("Embedded Systems\n");      //                 19
  ST7735_OutString("Vol. 2, Valvano");         //                 20
  ST7735_PlotClear(0,4095);  // range from 0 to 4095              21
  sl_Start(0, 0, 0); // Initializing the CC3100 device            22
  WlanConnect();     // connect to AP                             23
  sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,   //     24
               (unsigned char *)&ipV4);                    //     25
  LocalAddr.sin_family = SL_AF_INET;                       //     26
  LocalAddr.sin_port = sl_Htons((UINT16)PORT_NUM);         //     27
  LocalAddr.sin_addr.s_addr = 0;                           //     28
  AddrSize = sizeof(SlSockAddrIn_t);                       //     29
  while(1){
    SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);       //     31   
    Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr,   //     32
                       AddrSize);                          //     33
    Status = sl_RecvFrom(SockID, uBuf, BUF_SIZE, 0,        //     34
          (SlSockAddr_t *)&Addr, (SlSocklen_t*)&AddrSize );//     35
    if((uBuf[0]==ATYPE)&&(uBuf[1]== '=')){                 //     36
      int i,bOk; uint32_t place;                           //     37
      data = 0; bOk = 1;                                   //     38
      i=4;  // ignore possible negative sign                      39
      for(place = 1000; place; place = place/10){          //     40
        if((uBuf[i]&0xF0)==0x30){ // ignore spaces                41
          data += place*(uBuf[i]-0x30);                    //     42
        }else{                                             //     43
          if((uBuf[i]&0xF0)!= ' '){                        //     44
            bOk = 0;                                       //     45
          }                                                //     46
        }                                                  //     47
        i++;                                               //     48
      }                                                    //     49
      if(bOk){                                             //     50
        ST7735_PlotLine(data);                             //     51
        ST7735_PlotNextErase();                            //     51
      }
    }
  }
}
示例#13
0
文件: main.c 项目: JohnStarich/ee445l
char* HTTP_Request(const char *hostName, uint16_t port, const char *method, const char *request, char *requestData1, char *requestData2) {
	SlSockAddrIn_t Addr; int32_t retVal; uint32_t ASize = 0;
	cleanup();
	strcpy(HostName, hostName);
	UARTprintf("\r\n\r\nUsing host: %s\r\n", HostName);
	retVal = sl_NetAppDnsGetHostByName(HostName, strlen(HostName),&DestinationIP, SL_AF_INET);
	if(retVal == 0){
		Addr.sin_family = SL_AF_INET;
		Addr.sin_port = sl_Htons(port);
		Addr.sin_addr.s_addr = sl_Htonl(DestinationIP);// IP to big endian 
		ASize = sizeof(SlSockAddrIn_t);
		SockID = -1;
		SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
		if( SockID >= 0 ){
			retVal = sl_Connect(SockID, ( SlSockAddr_t *)&Addr, ASize);
		}
		if((SockID >= 0)&&(retVal >= 0)){
			uint32_t copyIndex = 0;
			strcpy(&SendBuff[copyIndex], method);  copyIndex += strlen(method);
			strcpy(&SendBuff[copyIndex], " ");     copyIndex += 1;
			strcpy(&SendBuff[copyIndex], request); copyIndex += strlen(request);
			if(requestData1) {
				strcpy(&SendBuff[copyIndex], requestData1);
				copyIndex += strlen(requestData1);
			}
			if(requestData2) {
				strcpy(&SendBuff[copyIndex], requestData2);
				copyIndex += strlen(requestData2);
			}
			strcpy(&SendBuff[copyIndex], REQ_1);   copyIndex += strlen(REQ_1);
			strcpy(&SendBuff[copyIndex], hostName); copyIndex += strlen(hostName);
			strcpy(&SendBuff[copyIndex], REQ_2);   copyIndex += strlen(REQ_2);
			SendBuff[copyIndex] = '\0';
			
			UARTprintf("Sending request: %s\r\n\r\n", SendBuff);
			sl_Send(SockID, SendBuff, strlen(SendBuff), 0);// Send the HTTP GET 
			sl_Recv(SockID, Recvbuff, MAX_RECV_BUFF_SIZE, 0);// Receive response 
			sl_Close(SockID);
			
			return Recvbuff;
		}
	}
	return NULL;
}
示例#14
0
//--tested, working--//
uint8_t WiFiUDP::begin(uint16_t port)
{
    
    //
    //get a socket from the WiFiClass (convoluted method from the arduino library)
    //
    int socketIndex = WiFiClass::getSocket();
    if (socketIndex == NO_SOCKET_AVAIL) {
        return 0;
    }
    
    //
    //get a socket handle from the simplelink api and make sure it's valid
    //
    int socketHandle = sl_Socket(SL_AF_INET, SL_SOCK_DGRAM, SL_IPPROTO_UDP);
    if (socketHandle < 0) {
        return 0;
    }
    
    //
    //bind the socket to the requested port and check for success
    //if failure, gracefully close the socket and return
    //
    SlSockAddrIn_t portAddress;
    portAddress.sin_family = SL_AF_INET;
    portAddress.sin_port = sl_Htons(port);
    portAddress.sin_addr.s_addr = 0;
    int iRet = sl_Bind(socketHandle, (SlSockAddr_t*)&portAddress, sizeof(portAddress));
    if (iRet < 0) {
        sl_Close(socketHandle);
        return 0;
    }
    
    //
    //now that simplelink api calls are done, set the object's variables
    //
    _socketIndex = socketIndex;
    WiFiClass::_handleArray[socketIndex] = socketHandle;
    WiFiClass::_portArray[socketIndex] = port;
    WiFiClass::_typeArray[socketIndex] = TYPE_UDP_PORT;
    return 1;
}
示例#15
0
文件: tcp_utils.c 项目: Kirill380/kaa
ext_tcp_utils_function_return_state_t ext_tcp_utils_getaddrbyhost(kaa_dns_resolve_listener_t *resolve_listener
                                                                , const kaa_dns_resolve_info_t *resolve_props
                                                                , kaa_sockaddr_t *result
                                                                , kaa_socklen_t *result_size)
{
    (void)resolve_listener;
    KAA_RETURN_IF_NIL4(resolve_props, resolve_props->hostname, result, result_size, RET_STATE_VALUE_ERROR);
    if (*result_size < sizeof(struct sockaddr_in))
        return RET_STATE_BUFFER_NOT_ENOUGH;

    unsigned long out_ip = 0;
    int ai_family;
    int resolve_error = 0;
    struct sockaddr_in tmp_addr;

    ai_family = AF_INET;
    *result_size = sizeof(struct sockaddr_in);

    char hostname_str[resolve_props->hostname_length + 1];
    memcpy(hostname_str, resolve_props->hostname, resolve_props->hostname_length);
    hostname_str[resolve_props->hostname_length] = '\0';

    if (strcmp(hostname_str, "localhost"))
        resolve_error = sl_NetAppDnsGetHostByName((signed char*)hostname_str, resolve_props->hostname_length, &out_ip, ai_family);
    else
        out_ip = 0x7F000001;

    memset(&tmp_addr, 0, *result_size);
    tmp_addr.sin_family = ai_family;
    tmp_addr.sin_addr.s_addr = sl_Htonl((unsigned int)out_ip);
    tmp_addr.sin_port = sl_Htons((unsigned short)resolve_props->port);

    if (resolve_error || !out_ip)
        return RET_STATE_VALUE_ERROR;

    memcpy(result, (struct sockaddr*)&tmp_addr, *result_size);
    return RET_STATE_VALUE_READY;
}
示例#16
0
//****************************************************************************
//
//! \brief Opening a server side socket and receiving data
//!
//! This function opens a TCP socket in Listen mode and waits for an incoming
//! TCP connection. If a socket connection is established then the function
//! will try to read 1000 TCP packets from the connected client.
//!
//! \param[in]      port number on which the server will be listening on
//!
//! \return         0 on success, -1 on Error.
//!
//! \note           This function will wait for an incoming connection till one
//!                 is established
//
//****************************************************************************
static int BsdTcpServer(UINT16 Port)
{
    SlSockAddrIn_t  Addr;
    SlSockAddrIn_t  LocalAddr;

    int             idx;
    int             AddrSize;
    int             SockID;
    int             Status;
    int             newSockID;
    long            LoopCount = 0;
    long            nonBlocking = 1;

    for (idx=0 ; idx<BUF_SIZE ; idx++)
    {
        uBuf.BsdBuf[idx] = (char)(idx % 10);
    }

    LocalAddr.sin_family = SL_AF_INET;
    LocalAddr.sin_port = sl_Htons((UINT16)Port);
    LocalAddr.sin_addr.s_addr = 0;

    SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    if( SockID < 0 )
    {
        /* error */
        return -1;
    }

    AddrSize = sizeof(SlSockAddrIn_t);
    Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr, AddrSize);
    if( Status < 0 )
    {
        /* error */
        sl_Close(SockID);
        return -1;
    }

    Status = sl_Listen(SockID, 0);
    if( Status < 0 )
    {
        sl_Close(SockID);
        return -1;
    }

    Status = sl_SetSockOpt(SockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING,
                           &nonBlocking, sizeof(nonBlocking));
    if( Status < 0 )
    {
        return -1;
    }
    newSockID = SL_EAGAIN;

    while( newSockID < 0 )
    {
        newSockID = sl_Accept(SockID, ( struct SlSockAddr_t *)&Addr,
                              (SlSocklen_t*)&AddrSize);
        if( newSockID == SL_EAGAIN )
        {
            /* Wait for 1 ms */
            Delay(1);
        }
        else if( newSockID < 0 )
        {
            sl_Close(SockID);
            return -1;
        }
    }

    while (LoopCount < TCP_PACKET_COUNT)
    {
        Status = sl_Recv(newSockID, uBuf.BsdBuf, BUF_SIZE, 0);
        if( Status <= 0 )
        {
            /* error */
            sl_Close(newSockID);
            sl_Close(SockID);
            return -1;
        }
        LoopCount++;
    }
    GPIO_IF_LedOn(MCU_EXECUTE_SUCCESS_IND);
    sl_Close(newSockID);
    sl_Close(SockID);

    return 0;
}
示例#17
0
//*****************************************************************************
//
//! \brief Task Created by main fucntion. This task creates a udp server and
//!        wait for packets. Upon receiving the packet, signals the other task.
//!
//! \param pvParameters is a general void pointer (not used here).
//!
//! \return none
//
//*****************************************************************************
void UDPServerTask(void *pvParameters)
{
    unsigned char ucSyncMsg;
    unsigned char ucQueueMsg = 3;
    int iSockDesc = 0;
    int iRetVal = 0;
    sockaddr_in sLocalAddr;
    sockaddr_in sClientAddr;
    unsigned int iAddrSize = 0;
       
    //
    // waiting for the other task to start simplelink and connection to the AP
    //
    osi_MsgQRead(&g_tConnectionFlag, &ucSyncMsg, OSI_WAIT_FOREVER);
    osi_MsgQDelete(&g_tConnectionFlag);
    
    //
    // configure the Server
    //
    sLocalAddr.sin_family = SL_AF_INET;
    sLocalAddr.sin_port = sl_Htons((unsigned short)APP_UDP_PORT);
    sLocalAddr.sin_addr.s_addr = 0;
    
    iAddrSize = sizeof(sockaddr_in);
    
    //
    // creating a UDP socket
    //
    iSockDesc = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);

    if(iSockDesc < 0)
    {
        UART_PRINT("sock error\n\r");
        LOOP_FOREVER();
    }
    
    //
    // binding the socket
    //
    iRetVal = sl_Bind(iSockDesc, (SlSockAddr_t *)&sLocalAddr, iAddrSize);
    if(iRetVal < 0)
    {
        UART_PRINT("bind error\n\r");
        LOOP_FOREVER();
    }
    
    while(FOREVER)
    {
        //
        // waiting on a UDP packet
        //
        iRetVal = sl_RecvFrom(iSockDesc, g_cBuffer, BUFF_SIZE, 0,
                              ( SlSockAddr_t *)&sClientAddr,
                              (SlSocklen_t*)&iAddrSize );
        if(iRetVal > 0)
        {
            //
            // signal the other task about receiving the UDP packet
            //
            osi_MsgQWrite(&g_tWkupSignalQueue, &ucQueueMsg, OSI_WAIT_FOREVER);
        }
        else
        {
            UART_PRINT("recv error\n\r");
            LOOP_FOREVER();
        }
    }  
}
示例#18
0
文件: starter1.c 项目: manavm/Classes
int main(void){
  UINT8             IsDHCP = 0;
  _NetCfgIpV4Args_t ipV4;
  SlSockAddrIn_t    Addr;
  SlSockAddrIn_t    LocalAddr;
  UINT16            AddrSize = 0;
  INT16             SockID = 0;
  INT16             Status = 1;  // ok
  UINT32            data;
  unsigned char     len = sizeof(_NetCfgIpV4Args_t);
  stopWDT();        // Stop WDT 
  initClk();        // PLL 50 MHz, ADC needs PPL active
  Board_Init();     // initialize LaunchPad I/O 
  ConfigureUART();  // Initialize the UART.
  UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
  UARTprintf("This node is configured to receive UDP packets\n");
  UARTprintf("This node should be at IP: %d.%d.%d.%d  Port: %d\n\n",
      SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2), 
      SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
  ST7735_InitR(INITR_REDTAB);
  ST7735_OutString("Internet of Things\n");
  ST7735_OutString("Embedded Systems\n");
  ST7735_OutString("Vol. 2, Valvano");
  ST7735_PlotClear(0,4095);  // range from 0 to 4095
  while(1){
    sl_Start(0, 0, 0); /* Initializing the CC3100 device */
    /* Connecting to WLAN AP - Set with static parameters defined at the top
       After this call we will be connected and have IP address */
    WlanConnect();   // connect to AP
    /* Read the IP parameter */
    sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
    UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
    while(Status > 0){
      UARTprintf("\nReceiving a UDP packet ...");

      LocalAddr.sin_family = SL_AF_INET;
      LocalAddr.sin_port = sl_Htons((UINT16)PORT_NUM);
      LocalAddr.sin_addr.s_addr = 0;
      AddrSize = sizeof(SlSockAddrIn_t);
      SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);     
      if( SockID < 0 ){
        UARTprintf("SockIDerror\n");
        Status = -1; // error
      }else{
        Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr, AddrSize);
        if( Status < 0 ){
          sl_Close(SockID); 
          UARTprintf("Sock Bind error\n");
        }else{
          Status = sl_RecvFrom(SockID, uBuf, BUF_SIZE, 0,
                  (SlSockAddr_t *)&Addr, (SlSocklen_t*)&AddrSize );
          if( Status <= 0 ){
            sl_Close(SockID);
            UARTprintf("Receive error %d ",Status);
          }else{
            LED_Toggle();
            sl_Close(SockID);
            UARTprintf("ok %s ",uBuf);
            if((uBuf[0]==ATYPE)&&(uBuf[1]== '=')){ int i,bOk; uint32_t place;
              data = 0; bOk = 1;
              i=4;  // ignore possible negative sign
              for(place = 1000; place; place = place/10){
                if((uBuf[i]&0xF0)==0x30){ // ignore spaces
                  data += place*(uBuf[i]-0x30);
                }else{
                  if((uBuf[i]&0xF0)!= ' '){
                    bOk = 0;
                  }
                }
                i++;
              }
              if(bOk){
                ST7735_PlotLine(data);
                ST7735_PlotNextErase(); 
              }
            }
          }
        }
      }
      ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 120ms
    }
  }
}
示例#19
0
文件: main.c 项目: dlugaz/All
//****************************************************************************
//
//! \brief Opening a server side socket and receiving data
//!
//! This function opens a TCP socket in Listen mode and waits for an incoming
//! TCP connection. If a socket connection is established then the function
//! will try to read 1000 TCP packets from the connected client.
//!
//! \param[in]      port number on which the server will be listening on
//!
//! \return         0 on success, -1 on Error.
//!
//! \note           This function will wait for an incoming connection till one
//!                 is established
//
//****************************************************************************
static int BsdTcpServer(unsigned short Port)
{
    SlSockAddrIn_t  Addr;
    SlSockAddrIn_t  LocalAddr;

    int             idx;
    int             AddrSize;
    int             SockID;
    int             Status;
    int             newSockID;
    long            LoopCount = 0;
    long            nonBlocking = 1;

    for (idx=0 ; idx<BUF_SIZE ; idx++)
    {
        uBuf.BsdBuf[idx] = (char)(idx % 10);
    }

    LocalAddr.sin_family = SL_AF_INET;
    LocalAddr.sin_port = sl_Htons((unsigned short)Port);
    LocalAddr.sin_addr.s_addr = 0;

    SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    ASSERT_ON_ERROR(SockID);

    AddrSize = sizeof(SlSockAddrIn_t);
    Status = sl_Bind(SockID, (SlSockAddr_t *)&LocalAddr, AddrSize);
    if( Status < 0 )
    {
        /* error */
        sl_Close(SockID);
        ASSERT_ON_ERROR(Status);
    }

    Status = sl_Listen(SockID, 0);
    if( Status < 0 )
    {
        sl_Close(SockID);
        ASSERT_ON_ERROR(Status);
    }

    Status = sl_SetSockOpt(SockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING,
                           &nonBlocking, sizeof(nonBlocking));
    ASSERT_ON_ERROR(Status);

    newSockID = SL_EAGAIN;

    while( newSockID < 0 &&  IS_IP_ACQUIRED(g_ulStatus))
    {
        newSockID = sl_Accept(SockID, ( struct SlSockAddr_t *)&Addr,
                              (SlSocklen_t*)&AddrSize);
        if( newSockID == SL_EAGAIN )
        {
            /* Wait for 1 ms */
            Delay(1);
        }
        else if( newSockID < 0 )
        {
            sl_Close(SockID);
            ASSERT_ON_ERROR(newSockID);
        }
    }

    if(! IS_IP_ACQUIRED(g_ulStatus))
    {
        return CLIENT_DISCONNECTED;
    }
    // run 'iperf -c <device IP> -i 1 -t 10000'  command on PC/Smartphone
    while (LoopCount < TCP_PACKET_COUNT)
    {
        Status = sl_Recv(newSockID, uBuf.BsdBuf, BUF_SIZE, 0);
        if( Status <= 0 )
        {
            /* error */
            ASSERT_ON_ERROR(sl_Close(newSockID));
            ASSERT_ON_ERROR(sl_Close(SockID));
            ASSERT_ON_ERROR(Status);
        }
        LoopCount++;
    }
    GPIO_IF_LedOn(MCU_EXECUTE_SUCCESS_IND);
    ASSERT_ON_ERROR(sl_Close(newSockID));
    ASSERT_ON_ERROR(sl_Close(SockID));

    return SUCCESS;
}
示例#20
0
文件: starter1.c 项目: manavm/Classes
int main1(void){
  UINT8             IsDHCP = 0;
  _NetCfgIpV4Args_t ipV4;
  SlSockAddrIn_t    Addr;
  UINT16            AddrSize = 0;
  INT16             SockID = 0;
  INT16             Status = 1;  // ok
  UINT32            data;
  unsigned char     len = sizeof(_NetCfgIpV4Args_t);
  stopWDT();        // Stop WDT 
  initClk();        // PLL 50 MHz, ADC needs PPL active
  Board_Init();     // initialize LaunchPad I/O 
  ConfigureUART();  // Initialize the UART.
  UARTprintf("Section 11.4 IoT example, Volume 2 Real-time interfacing\n");
#if ADC
  ADC0_InitSWTriggerSeq3(7);  // Ain7 is on PD0
  UARTprintf("This node is configured to measure signals from Ain7=PD0\n");
#endif
#if EKG
  UARTprintf("This node is configured to generate simulated EKG data\n");
#endif
  UARTprintf("  and send UDP packets to IP: %d.%d.%d.%d  Port: %d\n\n",
      SL_IPV4_BYTE(IP_ADDR,3), SL_IPV4_BYTE(IP_ADDR,2), 
      SL_IPV4_BYTE(IP_ADDR,1), SL_IPV4_BYTE(IP_ADDR,0),PORT_NUM);
  while(1){
    sl_Start(0, 0, 0);/* Initializing the CC3100 device */
    /* Connecting to WLAN AP - Set with static parameters defined at the top
       After this call we will be connected and have IP address */
    WlanConnect();   // connect to AP
    /* Read the IP parameter */
    sl_NetCfgGet(SL_IPV4_STA_P2P_CL_GET_INFO,&IsDHCP,&len,(unsigned char *)&ipV4);
    UARTprintf("This node is at IP: %d.%d.%d.%d\n", SL_IPV4_BYTE(ipV4.ipV4,3), SL_IPV4_BYTE(ipV4.ipV4,2), SL_IPV4_BYTE(ipV4.ipV4,1), SL_IPV4_BYTE(ipV4.ipV4,0));
    while(Status > 0){
      Addr.sin_family = SL_AF_INET;
      Addr.sin_port = sl_Htons((UINT16)PORT_NUM);
      Addr.sin_addr.s_addr = sl_Htonl((UINT32)IP_ADDR);
      AddrSize = sizeof(SlSockAddrIn_t);
      SockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
      if( SockID < 0 ){
        UARTprintf("SockIDerror ");
        Status = -1; // error
      }else{
        while(Status>0){
          UARTprintf("\nSending a UDP packet ...");
          uBuf[0] = ATYPE;   // defines this as an analog data type
          uBuf[1] = '='; 
#if ADC
          data = ADC0_InSeq3(); // 0 to 4095, Ain7 is on PD0
#endif
#if EKG
          data = EKGbuf[EKGindex];
          EKGindex = (EKGindex+1)%EKGSIZE; // 100 Hz
#endif
          Int2Str(data,(char*)&uBuf[2]); // [2] to [7] is 6 digit number
          UARTprintf(" %s ",uBuf);
          LED_Toggle();
          Status = sl_SendTo(SockID, uBuf, BUF_SIZE, 0,
                           (SlSockAddr_t *)&Addr, AddrSize);
          ROM_SysCtlDelay(ROM_SysCtlClockGet() / 25); // 80ms
          if( Status <= 0 ){
            UARTprintf("SockIDerror %d ",Status);
          }else{
           UARTprintf("ok");
          }     
        }
        sl_Close(SockID);
      }
    }
  }
}
示例#21
0
void ControlServer(void *pvParameters) {

	char ServerBuffer[CONFIG_SERVER_BUFFER];
	char MsgBuffer[100];
	char *pMsgBuffer;

	SlSockAddrIn_t sAddr;
	SlSockAddrIn_t sLocalAddr;
	int32_t i32SockID;
	int32_t i32NewSockID;
	int32_t i32DataSize;
	int32_t i32NonBlocking = 1;
	SlSocklen_t i32AddrSize;
	int32_t retval;

	pMsgBuffer = &MsgBuffer[0];

	InitVariables();
	retval = ResetSimpleLink();
	if (retval < 0)
		while (1)
			;

	WlanConnect();

	sprintf(MsgBuffer, "Connectado a rede: %s\n\r"
			"IP: %d.%d.%d.%d\n\r"
			"Gateway: %d.%d.%d.%d\n\r", SL_IPV4_BYTE(g_sSLCon.DeviceIP, 3),
			SL_IPV4_BYTE(g_sSLCon.DeviceIP, 2),
			SL_IPV4_BYTE(g_sSLCon.DeviceIP, 1),
			SL_IPV4_BYTE(g_sSLCon.DeviceIP, 0),
			SL_IPV4_BYTE(g_sSLCon.GatewayIP, 3),
			SL_IPV4_BYTE(g_sSLCon.GatewayIP, 2),
			SL_IPV4_BYTE(g_sSLCon.GatewayIP, 1),
			SL_IPV4_BYTE(g_sSLCon.GatewayIP, 0));

	osi_MsgQWrite(&g_sUartQuee, &pMsgBuffer, OSI_NO_WAIT);

	sLocalAddr.sin_family = SL_AF_INET;
	sLocalAddr.sin_port = sl_Htons((unsigned short) g_sSLCon.PortNumber);
	sLocalAddr.sin_addr.s_addr = 0;

	i32SockID = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, 0);
	sl_Bind(i32SockID, (SlSockAddr_t *) &sLocalAddr, sizeof(SlSockAddrIn_t));
	sl_Listen(i32SockID, 0);
	sl_SetSockOpt(i32SockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &i32NonBlocking,
			sizeof(i32NonBlocking));

	while (1) {
		i32NewSockID = SL_EAGAIN;

		while (i32NewSockID < 0) {
			i32NewSockID = sl_Accept(i32SockID, (struct SlSockAddr_t *) &sAddr,
					(SlSocklen_t*) &i32AddrSize);
			if (i32NewSockID == SL_EAGAIN) {
				osi_Sleep(100);
			} else if (i32NewSockID < 0) {
				while (1) {
				}
			}
		}

		i32DataSize = sl_Recv(i32NewSockID, ServerBuffer, CONFIG_SERVER_BUFFER,
				0);

		if (strcmp(ServerBuffer, "Led On") == 0) {
			Led_Green(LED_ON);
			strcpy(ServerBuffer, "OK");
			i32DataSize = 3;
		} else if (strcmp(ServerBuffer, "Led Off") == 0) {
			Led_Green(LED_OFF);
			strcpy(ServerBuffer, "OK");
			i32DataSize = 3;
		} else if (strcmp(ServerBuffer, "Lamp On") == 0) {
			MAP_GPIOPinWrite(GPIOA0_BASE, GPIO_PIN_6, GPIO_PIN_6);
			strcpy(ServerBuffer, "OK");
			i32DataSize = 3;
		} else if (strcmp(ServerBuffer, "Lamp Off") == 0) {
			MAP_GPIOPinWrite(GPIOA0_BASE, GPIO_PIN_6, 0);
			strcpy(ServerBuffer, "OK");
			i32DataSize = 3;
		}

		sl_Send(i32NewSockID, ServerBuffer, i32DataSize, 0);
		sl_Close(i32NewSockID);
	}

}
示例#22
0
文件: main.c 项目: gale320/cc3200
//****************************************************************************
//
//! \brief Opening a UDP server side socket and receiving data
//!
//! This function opens a UDP socket in Listen mode and waits for an incoming
//! UDP connection.
//!    If a socket connection is established then the function will try to
//!    read 1000 UDP packets from the connected client.
//!
//! \param[in]          port number on which the server will be listening on
//!
//! \return             0 on success, Negative value on Error.
//
//****************************************************************************
int BsdUdpServer(unsigned short usPort)
{
    SlSockAddrIn_t  sAddr;
    SlSockAddrIn_t  sLocalAddr;
    int             iCounter;
    int             iAddrSize;
    int             iSockID;
    int             iStatus;
    long            lLoopCount = 0;
    short           sTestBufLen;

    // filling the buffer
    for (iCounter=0 ; iCounter<BUF_SIZE ; iCounter++)
    {
        g_cBsdBuf[iCounter] = (char)(iCounter % 10);
    }

    sTestBufLen  = BUF_SIZE;
    //filling the UDP server socket address
    sLocalAddr.sin_family = SL_AF_INET;
    sLocalAddr.sin_port = sl_Htons((unsigned short)usPort);
    sLocalAddr.sin_addr.s_addr = 0;

    iAddrSize = sizeof(SlSockAddrIn_t);

    // creating a UDP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);
    if( iSockID < 0 )
    {
        // error
        ASSERT_ON_ERROR(UCP_SERVER_FAILED);
    }

    // binding the UDP socket to the UDP server address
    iStatus = sl_Bind(iSockID, (SlSockAddr_t *)&sLocalAddr, iAddrSize);
    if( iStatus < 0 )
    {
        // error
        sl_Close(iSockID);
        ASSERT_ON_ERROR(UCP_SERVER_FAILED);
    }

    // no listen or accept is required as UDP is connectionless protocol
    /// waits for 1000 packets from a UDP client
    while (lLoopCount < g_ulPacketCount)
    {
        iStatus = sl_RecvFrom(iSockID, g_cBsdBuf, sTestBufLen, 0,
                     ( SlSockAddr_t *)&sAddr, (SlSocklen_t*)&iAddrSize );

    if( iStatus < 0 )
    {
        // error
        sl_Close(iSockID);
        ASSERT_ON_ERROR(UCP_SERVER_FAILED);
    }
    lLoopCount++;
    }

    UART_PRINT("Recieved %u packets successfully\n\r",g_ulPacketCount);

    //closing the socket after receiving 1000 packets
    sl_Close(iSockID);

    return SUCCESS;
}
示例#23
0
文件: main.c 项目: jsnowboard/EE-445L
int main(void){int32_t retVal;  SlSecParams_t secParams;
  char *pConfig = NULL; INT32 ASize = 0; SlSockAddrIn_t  Addr;
	ADC0_InitSWTriggerSeq3_Ch9();         // allow time to finish activating
  initClk();        // PLL 50 MHz
	Output_On();
	UART_Init();      // Send data to PC, 115200 bps
  Timer1_Init();
  LED_Init();       // initialize LaunchPad I/O 
  UARTprintf("Weather App\n");
  retVal = configureSimpleLinkToDefaultState(pConfig); // set policies
  if(retVal < 0)Crash(4000000);
  retVal = sl_Start(0, pConfig, 0);
  if((retVal < 0) || (ROLE_STA != retVal) ) Crash(8000000);
  secParams.Key = PASSKEY;
  secParams.KeyLen = strlen(PASSKEY);
  secParams.Type = SEC_TYPE; // OPEN, WPA, or WEP
  sl_WlanConnect(SSID_NAME, strlen(SSID_NAME), 0, &secParams, 0);
  while((0 == (g_Status&CONNECTED)) || (0 == (g_Status&IP_AQUIRED))){
    _SlNonOsMainLoopTask();
  }
  UARTprintf("Connected\n");
  while(1){
		int i = 0;
		while(i < 10){
			int sendc = 0;
			strcpy(HostName,"openweathermap.org");
			retVal = sl_NetAppDnsGetHostByName(HostName,
							 strlen(HostName),&DestinationIP, SL_AF_INET);
			if(retVal == 0){
				Addr.sin_family = SL_AF_INET;
				Addr.sin_port = sl_Htons(80);
				Addr.sin_addr.s_addr = sl_Htonl(DestinationIP);// IP to big endian 
				ASize = sizeof(SlSockAddrIn_t);
				SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
				if( SockID >= 0 ){
					retVal = sl_Connect(SockID, ( SlSockAddr_t *)&Addr, ASize);
				}
				if((SockID >= 0)&&(retVal >= 0)){
					strcpy(SendBuff,REQUEST); 
					sl_Send(SockID, SendBuff, strlen(SendBuff), 0);// Send the HTTP GET 
					sl_Recv(SockID, Recvbuff, MAX_RECV_BUFF_SIZE, 0);// Receive response 
					sl_Close(SockID);
					LED_GreenOn();
					UARTprintf("\r\n\r\n");
					UARTprintf(Recvbuff);  UARTprintf("\r\n");
				}
			}
			ST7735_OutUDec(sendc);
			ST7735_OutString("\n");
			i++;
		}
		
		//while(Board_Input()==0){}; // wait for touch
		LED_GreenOff();
		//Temp Part e
		getTemp(Recvbuff);
		ST7735_OutChar('T');
		ST7735_OutChar('e');
		ST7735_OutChar('m');
		ST7735_OutChar('p');
		ST7735_OutChar(' ');
		ST7735_OutChar('=');
		ST7735_OutChar(' ');
		for(int i = 0; i < 5; i++){
			ST7735_OutChar(myArray[i]);
		}
		ST7735_OutChar('\n');

		//ADC Part f
		ADC0_SAC_R = ADC_SAC_AVG_64X;    //enable 64 times average before obtaining result
    int voltage = ADC0_InSeq3();
		ST7735_OutString("Voltage~");
		ST7735_sDecOut3(voltage);
		
		char* voltageString;
		char voltageStringNum[5];
		sprintf(voltageStringNum, "%.1d.%.3d", voltage/1000, voltage%1000);
		//ST7735_OutString(voltageStringNum);
		
		char* sendString;
		char str1[173] = "GET /query?city=Austin%20Texas&id=Ty%20Winkler%20Jeremiah%20Bartlett&greet=Voltage%3D";
		strcat(str1, voltageStringNum);
		strcat(str1, "V&edxcode=8086 HTTP/1.1\r\nUser-Agent: Keil\r\nHost: embsysmooc.appspot.com\r\n\r\n");
		
		
		strcpy(HostName,"embsysmooc.appspot.com");
		retVal = sl_NetAppDnsGetHostByName(HostName,
						 strlen(HostName),&DestinationIP, SL_AF_INET);
		if(retVal == 0){
			Addr.sin_family = SL_AF_INET;
			Addr.sin_port = sl_Htons(80);
			Addr.sin_addr.s_addr = sl_Htonl(DestinationIP);// IP to big endian 
			ASize = sizeof(SlSockAddrIn_t);
			SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
			if( SockID >= 0 ){
				retVal = sl_Connect(SockID, ( SlSockAddr_t *)&Addr, ASize);
			}
			if((SockID >= 0)&&(retVal >= 0)){
				strcpy(SendBuff, str1);
				count = 0;					
				sl_Send(SockID, SendBuff, strlen(SendBuff), 0);// Send the HTTP GET 
				sl_Recv(SockID, Recvbuff, MAX_RECV_BUFF_SIZE, 0);// Receive response 
				sl_Close(SockID);
				LED_GreenOn();
				UARTprintf("\r\n\r\n");
				//ST7735_OutString(Recvbuff);  
				UARTprintf("\r\n");
			}
		}
		while(1);
	}
}
int BsdTcpServer(unsigned short usPort)
{
  
    UART_PRINT("BsdTcpServer\r\n"); 
    while( wlanConnectStatus == 0);
  
  
  
    SlSockAddrIn_t  sAddr;
    SlSockAddrIn_t  sLocalAddr;
    int             iCounter;
    int             iAddrSize;
    int             iSockID;
    int             iStatus;
    int             iNewSockID;
    unsigned long            lLoopCount = 0;
    long            lBytesSent = 0;
    long            lNonBlocking = 0;                   //0 :non-blocking,
    int             iTestBufLen;

    // filling the buffer
    for (iCounter=0 ; iCounter<BUF_SIZE ; iCounter++)
    {
        g_cBsdBuf[iCounter] = (char)(iCounter % 10) + '0';
    }

    iTestBufLen  = BUF_SIZE;

    //filling the TCP server socket address
    sLocalAddr.sin_family = SL_AF_INET;
   sLocalAddr.sin_port = sl_Htons((unsigned short)usPort);
   sLocalAddr.sin_addr.s_addr = 0;
   
//	sLocalAddr.sin_port = usPort;
//	sLocalAddr.sin_addr.s_addr = SL_IPV4_VAL(192,168,1,101);
    

   

   
    // creating a TCP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    if( iSockID < 0 )
    {
      
      // UART_PRINT("error at creating a TCP socket ! \n\r"); 
       
        // error
        return -1;
    }
    
 //   UART_PRINT("iSockID :"); 
 //   Z_NumDispaly(iSockID, 2);
        

    iAddrSize = sizeof(SlSockAddrIn_t);

    // binding the TCP socket to the TCP server address
    iStatus = sl_Bind(iSockID, (SlSockAddr_t *)&sLocalAddr, iAddrSize);
    if( iStatus < 0 )
    {
    
 //   UART_PRINT("error at binding the TCP socket to the TCP server address ! \n\r"); 
     
      // error
    	return -1;
    }
    
    
//	UART_PRINT("binding the TCP socket to the TCP server address ok! \n\r"); 
        
        

    // putting the socket for listening to the incoming TCP connection
    iStatus = sl_Listen(iSockID, 0);
    if( iStatus < 0 )
    {
      
 //     UART_PRINT("error at putting the socket for listening to the incoming TCP connection ! \n\r"); 
    	return -1;
    }

//	UART_PRINT("listen end! \n\r"); 

    // setting socket option to make the socket as non blocking
    iStatus = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &lNonBlocking, sizeof(lNonBlocking));
    iNewSockID = SL_EAGAIN;

    char uttMessage[50]={0};
       snprintf(uttMessage,sizeof(uttMessage),"IntTimes:%d, TickValue:%d,\n\r",IntTimes, SysTickValueGet());
       UART_PRINT(uttMessage); 
 
 serverCreatOK = 1;
 
UART_PRINT(" waiting for an incoming TCP connection! \n\r"); 



    // waiting for an incoming TCP connection
    while( iNewSockID < 0 )
    {
    	// accepts a connection form a TCP client, if there is any
    	// otherwise returns SL_EAGAIN
       iNewSockID = sl_Accept(iSockID, ( struct SlSockAddr_t *)&sAddr, (SlSocklen_t*)&iAddrSize);
       if( iNewSockID == SL_EAGAIN )
       {
         UtilsDelay(10000);
         
             char uttMessage[50]={0};
       snprintf(uttMessage,sizeof(uttMessage),"IntTimes:%d, TickValue:%d,\n\r",IntTimes, SysTickValueGet());
       UART_PRINT(uttMessage); 
       
 //      vTaskResume((xTaskHandle)&clientTaskHandle);
       vTaskSuspend((xTaskHandle)&ServerTaskHandle);
       
//	  UART_PRINT(" iNewSockID == SL_EAGAIN! \n\r"); 
       }
       /*
       else if( iNewSockID < 0 )
       {
    	  // error
    	   UART_PRINT(" iNewSockID < 0! \n\r"); 
    	   return -1;
       }*/
    }
    
                 char utttMessage[50]={0};
       snprintf(utttMessage,sizeof(utttMessage),"IntTimes:%d, TickValue:%d,\n\r",IntTimes, SysTickValueGet());
       UART_PRINT(utttMessage); 


	    UART_PRINT("connect succeed the new iSockID :"); 
    		Z_NumDispaly(iSockID, 5);

	unsigned long the_client_ip = sl_BIGtoLITTLE_l( (unsigned long)sAddr.sin_addr.s_addr );


	UART_PRINT("the client ip is :"); 
	Z_IPDispaly(&the_client_ip);


	unsigned short the_client_port = sl_BIGtoLITTLE_S( (unsigned short)sAddr.sin_port );
        


	UART_PRINT("the client port is :"); 
	Z_NumDispaly( (unsigned long)the_client_port,5);
	


/*
UART_PRINT(" waits for 1000 packets from the connected TCP client! \n\r"); 

    // waits for 1000 packets from the connected TCP client
    while (lLoopCount < 1000)
    {
        iStatus = sl_Recv(iNewSockID, g_cBsdBuf, iTestBufLen, 0);
        if( iStatus <= 0 )
		{
			// error
        	return -1;
		}

		lLoopCount++;
		lBytesSent += iStatus;
    }
  */

/*

    // sending 3 packets to the TCP server
    while (lLoopCount < 3)
    {
    	// sending packet
 //       iStatus = sl_Send(iNewSockID, g_cBsdBuf, iTestBufLen, 0 );

	char *send_buffer = "hellow i am cc3200 , welcome to wifi world !\n\r";

	 iStatus = sl_Send(iNewSockID, send_buffer, strlen(send_buffer), 0 );
        if( iStatus <= 0 )
        {
        	UART_PRINT("error at sending packet\n\r"); 
		 Z_NumDispaly(lLoopCount,5);
            // error
        	return -1;
        }

        lLoopCount++;
        lBytesSent += iStatus;




    }

/*
//#define SL_POLICY_CONNECTION    (0x10)
//#define SL_POLICY_SCAN          (0x20)
//#define SL_POLICY_PM            (0x30)    
    
    
//    while(1){
//   Z_DelayS(1);
//    char OutMessage[50]={0};
//    snprintf(OutMessage,sizeof(OutMessage),"IntTimes:%d, TickValue:%d,\n\r",IntTimes, SysTickValueGet());
//    sl_Send(iNewSockID, OutMessage, strlen(OutMessage), 0 );        
//    }   
    
    
 
    
    char *setbuffer= "\n set policy \n\r";
sl_Send(iNewSockID, setbuffer, strlen(setbuffer), 0 );

char recBuffer[2] = {0};
char numBuffer[15]={0};

while(1){
  
char sl_policy = '0';
char set_prar = '0';
char OutMessage[50] = {0};
char num = 0;
                
                
                
                while(1){
                  
                  char temp_num = sl_Recv(iNewSockID, recBuffer, sizeof(recBuffer), 0);                 
                 
                  if(temp_num>0)
                    num += temp_num;
                  
                  if(num == 1)
                      sl_policy = recBuffer[0]-'0';
                      
                  
                  if(num == 3)
                    set_prar = recBuffer[0]-'0';
                  
                  if(num>3 && (recBuffer[0]=='\r' || recBuffer[0]=='\n'))
                    break;
                    
                  
                  if(num>3){
                    num = 0;
                  
                  char *send_buffer= "\nplease input again!!!\n\r";
                    sl_Send(iNewSockID, send_buffer, strlen(send_buffer), 0 );}
                  
                  
                  snprintf(numBuffer,sizeof(numBuffer),"num:%d\n\r",num);
                  UART_PRINT(numBuffer);
                   
                }
                
                char *send_buffer= "\nfinished input!\n\r";
                sl_Send(iNewSockID, send_buffer, strlen(send_buffer), 0 );
                
                



                switch(sl_policy*16){
                    case SL_POLICY_CONNECTION://1 x 
                          snprintf(OutMessage,sizeof(OutMessage),"CONN= first:%d, second:%d,\n\r",sl_policy, set_prar);
                          UART_PRINT(OutMessage);
                          break;
                          
                    case SL_POLICY_SCAN://2 x 
                          snprintf(OutMessage,sizeof(OutMessage),"SCAN= first:%d, second:%d,\n\r",sl_policy, set_prar);
                          if(set_prar == 0)
                                  sl_WlanPolicySet(SL_POLICY_SCAN,0,0,0);
                          else
                                  sl_WlanPolicySet(SL_POLICY_SCAN,1,(unsigned char *)&set_prar,sizeof(set_prar));
                          
                          UART_PRINT(OutMessage);
                          break;
                          
                case SL_POLICY_PM://3 x : x=0(normal),x=1(latency),x=2(low),x=3(always on),
                          snprintf(OutMessage,sizeof(OutMessage),"PM= first:%d, second:%d,\n\r",sl_policy, set_prar);
                          UART_PRINT(OutMessage);
                          sl_WlanPolicySet(SL_POLICY_PM , set_prar, NULL,0);
                          break;
                                                   
                case 0x00://0 x :finished set 
                          break;
                          
                case 0x40:{//4xx: hibernate
                                  char *send_buffer= "\nsl_hibernate!\n\r";
                sl_Send(iNewSockID, send_buffer, strlen(send_buffer), 0 );
                   sl_Stop(0);
                   break;}
                   
                case 0x50:{//4xx: hibernate
                                  char *send_buffer= "\ndevice_hibernate!\n\r";
                sl_Send(iNewSockID, send_buffer, strlen(send_buffer), 0 );
                   PRCMHibernateEnter();
                   break;}
                          
                    default:
                          snprintf(OutMessage,sizeof(OutMessage),"Error= first:%d, second:%d,\n\r",sl_policy, set_prar);
                          UART_PRINT(OutMessage);
                          break;
                            
                }
                
                
                if(sl_policy == 0)
                  break;

}





  
  
Sl_WlanNetworkEntry_t netEntries[20];
 char message[80];




/****no scan*********/
 /* 
#define SL_SCAN_DISABLE  0
sl_WlanPolicySet(SL_POLICY_SCAN,SL_SCAN_DISABLE,0,0);

while(1);
return 0;







    
 UINT8  intervalInSeconds=1;  
    

 while(1){
        Z_DelayS(1); 
        sl_WlanPolicySet(SL_POLICY_SCAN,SL_SCAN_POLICY_EN(1), (unsigned char *)&intervalInSeconds,sizeof(intervalInSeconds));
 }
    
    
     
*/ 
 
 /*
char *noticebuffer= "\n set send message time \n\r";
sl_Send(iNewSockID, noticebuffer, strlen(noticebuffer), 0 );

 
while(1){
                  
                  char temp_num = sl_Recv(iNewSockID, recBuffer, sizeof(recBuffer), 0);                 
                 
                  if(temp_num>0)
                    break;                  
                   
}
                
    

 while(1){  
    
   

    //Get Scan Result
   UINT8 Index = sl_WlanGetNetworkList(0,20,&netEntries[0]);

  
    for(UINT8 i=0; i< Index; i++)
    {
         snprintf(message, 60, "%d) SSID %s  RSSI %d \n\r",i,netEntries[i].ssid,netEntries[i].rssi);
	//UART_PRINT(message); 
        sl_Send(iNewSockID, message, strlen(message), 0 );
        
        
        
        
    }  
    
  Z_DelayS(recBuffer[0]-'0');  

  }    
    









    // close the connected socket after receiving from connected TCP client
    sl_Close(iNewSockID);

    // close the listening socket
    sl_Close(iSockID);

    return 0;
    
    */
}
int BsdTcpClient(unsigned short usPort)
{
  
      UART_PRINT("BsdTcpClient\r\n"); 
  
  while(serverCreatOK == 0) {
        //looping till simplelink starts
  Z_DelayMS(10);
  // ; 
   UART_PRINT("serverCreatOK == 0 \n\r"); 
 } 
 
 UART_PRINT("serverCreatOK == 1\r\n"); 
 
 
    int             iCounter;
    short           sTestBufLen;
    SlSockAddrIn_t  sAddr;
    int             iAddrSize;
    int             iSockID;
    int             iStatus;
    long            lLoopCount = 0;
    long            lBytesSent = 0;
        long            lNonBlocking = 0;                   //0 :non-blocking,

    // filling the buffer
    for (iCounter=0 ; iCounter<BUF_SIZE ; iCounter++)
    {
        g_cBsdBuf[iCounter] = (char)(iCounter % 10);
    }

    sTestBufLen  = BUF_SIZE;

    //filling the TCP server socket address
    sAddr.sin_family = SL_AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)PORT_NUM);
    sAddr.sin_addr.s_addr = sl_Htonl((unsigned int)SL_IPV4_VAL(192,168,2,5));

    iAddrSize = sizeof(SlSockAddrIn_t);
    

    
    

    // creating a TCP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    if( iSockID < 0 )
    {
        // error
       return -1;
    }
    
    Report("creating a TCP socket yes\r\n");
    
    iStatus = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &lNonBlocking, sizeof(lNonBlocking));
    
    
    Report("connecting to TCP server\r\n");

    // connecting to TCP server
    while(0>sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize)){
      Report("connecting to TCP server error\r\n");
     // vTaskSuspend(clientTaskHandle);
      vTaskResume((xTaskHandle)&ServerTaskHandle);
      
    }
    /*
    iStatus = sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize);
    if( iStatus < 0 )
    {
        // error
    	return -1;
    }
    */
    
    Report("connecting to TCP server yes\r\n");
    
    

    // sending 1000 packets to the TCP server
    while (lLoopCount < 1)
    {
    	// sending packet
        iStatus = sl_Send(iSockID, g_cBsdBuf, sTestBufLen, 0 );
 /*       if( iStatus <= 0 )
        {
            // error
        	return -1;
        }
        */
        
vTaskResume((xTaskHandle)&ServerTaskHandle);

        lLoopCount++;
        lBytesSent += iStatus;
    }

    //closing the socket after sending 1000 packets
    sl_Close(iSockID);
    
    Report("closing the socket after sending 1000 packets\r\n");
    
    
    
    
     //filling the TCP server socket address
    sAddr.sin_family = SL_AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)1883);
    sAddr.sin_addr.s_addr = sl_Htonl((unsigned int)SL_IPV4_VAL(9,186,88,87));

    iAddrSize = sizeof(SlSockAddrIn_t);   
    
    
    // creating a TCP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    if( iSockID < 0 )
    {
        // error
       return -1;
    }
    
    Report("creating a TCP socket yes\r\n");
    
    iStatus = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &lNonBlocking, sizeof(lNonBlocking));
    
    
    Report("connecting to TCP server\r\n");

    // connecting to TCP server
    while(0>sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize)){
      Report("connecting to TCP server error\r\n");
      
    }
    /*
    iStatus = sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize);
    if( iStatus < 0 )
    {
        // error
    	return -1;
    }
    */
    
    Report("connecting to TCP server yes\r\n");
    
    
    //filling the TCP server socket address
    sAddr.sin_family = SL_AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)1883);
    sAddr.sin_addr.s_addr = sl_Htonl((unsigned int)SL_IPV4_VAL(9,186,88,87));

    iAddrSize = sizeof(SlSockAddrIn_t);   
    
    
    // creating a TCP socket
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, 0);
    if( iSockID < 0 )
    {
        // error
       return -1;
    }
    
    Report("creating a TCP socket yes\r\n");
    
    lNonBlocking =1;
    iStatus = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &lNonBlocking, sizeof(lNonBlocking));
    
    
    Report("connecting to TCP server\r\n");

    // connecting to TCP server
    
    while(0>sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize)){
      Report("connecting to TCP server error\r\n");
      
    }
    /*
    iStatus = sl_Connect(iSockID, ( SlSockAddr_t *)&sAddr, iAddrSize);
    if( iStatus < 0 )
    {
        // error
    	return -1;
    }
    */
    
    Report("connecting to TCP server yes\r\n");
    
    
    
    
    
    

    return 0;
}
示例#26
0
//****************************************************************************
//
//! \brief Opening a UDP client side socket and sending data
//!
//! This function opens a UDP socket and tries to connect to a Server IP_ADDR
//!    waiting on port PORT_NUM.
//!    Then the function will send 1000 UDP packets to the server.
//!
//! \param[in]  port number on which the server will be listening on
//!
//! \return    0 on success, -1 on Error.
//
//****************************************************************************
int BsdUdpClient(unsigned short usPort, unsigned long ulDesitnationIP)
{
    int             iCounter;
    short           sTestBufLen;
    SlSockAddrIn_t  sAddr;
    int             iAddrSize;
    int             iSockID;
    int             iStatus;
    int             iPackets;

    // filling the buffer
    for (iCounter=0 ; iCounter<BUF_SIZE ; iCounter++)
    {
        g_cBsdBuf[iCounter] = (char)(iCounter % 10);
    }

    sTestBufLen  = BUF_SIZE;

    //
    // Filling the UDP server socket address
    //
    sAddr.sin_family = SL_AF_INET;
    sAddr.sin_port = sl_Htons((unsigned short)usPort);
    sAddr.sin_addr.s_addr = sl_Htonl((unsigned int)ulDesitnationIP);

    iAddrSize = sizeof(SlSockAddrIn_t);

    //
    // Initialize number of packets variable
    //
    iPackets = UDP_PACKET_COUNT;

    //
    // Creating a UDP socket
    //
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_DGRAM, 0);

    if( iSockID < 0 )
    {
        // error
        return -1;
    }

    UART_PRINT("\n\rSending Packets\n\r");
    //
    // Loop forever sending packets
    //
    while (1)
    {
        //
        // Sending packet
        //
        iStatus = sl_SendTo(iSockID, g_cBsdBuf, sTestBufLen, 0,
                        ( SlSockAddr_t *)&sAddr, iAddrSize);


        //
        // Decrement the packet count
        //
        iPackets--;

        UART_PRINT(".");

        //
        // If send fails or packet count reaches 0 stop acking the watchdog
        // so that it resets the system
        //
        if( iStatus > 0  && iPackets > 0)
        {
            WatchdogAck();
        }

        UtilsDelay(8000000);

    }

}
示例#27
0
//*****************************************************************************
//
//! This function demonstrates how certificate can be used with SSL.
//! The procedure includes the following steps:
//! 1) connect to an open AP
//! 2) get the server name via a DNS request
//! 3) define all socket options and point to the CA certificate
//! 4) connect to the server via TCP
//!
//! \param None
//!
//! \return  0 on success else error code
//! \return  LED1 is turned solid in case of success
//!    LED2 is turned solid in case of failure
//!
//*****************************************************************************
static long ssl()
{
    SlSockAddrIn_t    Addr;
    int    iAddrSize;
    unsigned char    ucMethod = SL_SO_SEC_METHOD_SSLV3;
    unsigned int uiIP,uiCipher = SL_SEC_MASK_SSL_RSA_WITH_RC4_128_SHA;
    long lRetVal = -1;
    int iSockID;

    GPIO_IF_LedConfigure(LED1|LED3);

    GPIO_IF_LedOff(MCU_RED_LED_GPIO);
    GPIO_IF_LedOff(MCU_GREEN_LED_GPIO); 

    lRetVal = InitializeAppVariables();
    ASSERT_ON_ERROR(lRetVal);

    //
    // Following function configure the device to default state by cleaning
    // the persistent settings stored in NVMEM (viz. connection profiles &
    // policies, power policy etc)
    //
    // Applications may choose to skip this step if the developer is sure
    // that the device is in its default state at start of applicaton
    //
    // Note that all profiles and persistent settings that were done on the
    // device will be lost
    //
    lRetVal = ConfigureSimpleLinkToDefaultState();
    if(lRetVal < 0)
    {
      if (DEVICE_NOT_IN_STATION_MODE == lRetVal)
          UART_PRINT("Failed to configure the device in its default state \n\r");

      return lRetVal;
    }

    UART_PRINT("Device is configured in default state \n\r");

    CLR_STATUS_BIT_ALL(g_ulStatus);

    ///
    // Assumption is that the device is configured in station mode already
    // and it is in its default state
    //
    lRetVal = sl_Start(0, 0, 0);
    if (lRetVal < 0 || ROLE_STA != lRetVal)
    {
        UART_PRINT("Failed to start the device \n\r");
        return lRetVal;
    }

    UART_PRINT("Device started as STATION \n\r");

    //
    //Connecting to WLAN AP
    //
    lRetVal = WlanConnect();
    if(lRetVal < 0)
    {
        UART_PRINT("Failed to establish connection w/ an AP \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    UART_PRINT("Connection established w/ AP and IP is aquired \n\r");

    //Set time of the device for certificate verification.
    lRetVal = set_time();
    if(lRetVal < 0)
    {
        UART_PRINT("Unable to set time in the device");
        return lRetVal;
    }


    lRetVal = sl_NetAppDnsGetHostByName(g_Host, strlen((const char *)g_Host),
                                    (unsigned long*)&uiIP, SL_AF_INET);

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't retrive the host name \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    Addr.sin_family = SL_AF_INET;
    Addr.sin_port = sl_Htons(GOOGLE_DST_PORT);
    Addr.sin_addr.s_addr = sl_Htonl(uiIP);
    iAddrSize = sizeof(SlSockAddrIn_t);
    //
    // opens a secure socket 
    //
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, SL_SEC_SOCKET);
    if( iSockID < 0 )
    {
        UART_PRINT("Device unable to create secure socket \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //
    // configure the socket as SSLV3.0 
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_SECMETHOD, &ucMethod,\
                               sizeof(ucMethod));
    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }
    //
    //configure the socket as RSA with RC4 128 SHA 
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_SECURE_MASK, &uiCipher,\
                           sizeof(uiCipher));
    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //
    //configure the socket with GOOGLE CA certificate - for server verification
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, \
                           SL_SO_SECURE_FILES_CA_FILE_NAME, \
                           SL_SSL_CA_CERT_FILE_NAME, \
                           strlen(SL_SSL_CA_CERT_FILE_NAME));

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, \
    						SO_SECURE_DOMAIN_NAME_VERIFICATION, \
							g_Host, strlen((const char *)g_Host));
    if( lRetVal < 0 )
    {
    	UART_PRINT("Device couldn't set socket options \n\r");
    	GPIO_IF_LedOn(MCU_RED_LED_GPIO);
    	return lRetVal;
    }


    /* connect to the peer device - Google server */
    lRetVal = sl_Connect(iSockID, ( SlSockAddr_t *)&Addr, iAddrSize);

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't connect to Google server \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    GPIO_IF_LedOff(MCU_RED_LED_GPIO);
    GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
    return SUCCESS;
}
示例#28
0
//*****************************************************************************
//
//! This function demonstrates how certificate can be used with SSL.
//! The procedure includes the following steps:
//! 1) connect to an open AP
//! 2) get the server name via a DNS request
//! 3) define all socket options and point to the CA certificate
//! 4) connect to the server via TCP
//!
//! \param None
//!
//! \return  0 on success else error code
//! \return  LED1 is turned solid in case of success
//!    LED2 is turned solid in case of failure
//!
//*****************************************************************************
static int tls_connect()
{
    SlSockAddrIn_t    Addr;
    int    iAddrSize;
    unsigned char    ucMethod = SL_SO_SEC_METHOD_TLSV1_2;
    unsigned int uiIP,uiCipher = SL_SEC_MASK_TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA;
    long lRetVal = -1;
    int iSockID;

    lRetVal = sl_NetAppDnsGetHostByName(g_Host, strlen((const char *)g_Host),
                                    (unsigned long*)&uiIP, SL_AF_INET);

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't retrive the host name \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    Addr.sin_family = SL_AF_INET;
    Addr.sin_port = sl_Htons(GOOGLE_DST_PORT);
    Addr.sin_addr.s_addr = sl_Htonl(uiIP);
    iAddrSize = sizeof(SlSockAddrIn_t);
    //
    // opens a secure socket 
    //
    iSockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, SL_SEC_SOCKET);
    if( iSockID < 0 )
    {
        UART_PRINT("Device unable to create secure socket \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //
    // configure the socket as TLS1.2
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_SECMETHOD, &ucMethod,\
                               sizeof(ucMethod));
    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }
    //
    //configure the socket as ECDHE RSA WITH AES256 CBC SHA
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, SL_SO_SECURE_MASK, &uiCipher,\
                           sizeof(uiCipher));
    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //
    //configure the socket with CA certificate - for server verification
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, \
                           SL_SO_SECURE_FILES_CA_FILE_NAME, \
						   SL_SSL_CA_CERT, \
                           strlen(SL_SSL_CA_CERT));

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //configure the socket with Client Certificate - for server verification
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, \
    			SL_SO_SECURE_FILES_CERTIFICATE_FILE_NAME, \
									SL_SSL_CLIENT, \
                           strlen(SL_SSL_CLIENT));

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }

    //configure the socket with Private Key - for server verification
    //
    lRetVal = sl_SetSockOpt(iSockID, SL_SOL_SOCKET, \
    		SL_SO_SECURE_FILES_PRIVATE_KEY_FILE_NAME, \
			SL_SSL_PRIVATE, \
                           strlen(SL_SSL_PRIVATE));

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't set socket options \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }


    /* connect to the peer device - Google server */
    lRetVal = sl_Connect(iSockID, ( SlSockAddr_t *)&Addr, iAddrSize);

    if(lRetVal < 0)
    {
        UART_PRINT("Device couldn't connect to AWS server \n\r");
        GPIO_IF_LedOn(MCU_RED_LED_GPIO);
        return lRetVal;
    }
    else{
    	UART_PRINT("Device has connected to the website:");
    	UART_PRINT(SERVER_NAME);
    	UART_PRINT("\n\r");
    }

    GPIO_IF_LedOff(MCU_RED_LED_GPIO);
    GPIO_IF_LedOn(MCU_GREEN_LED_GPIO);
    return iSockID;
}
示例#29
0
int WiFiClient::sslConnect(IPAddress ip, uint16_t port)
{
    //
    //this function should only be called once and only on the client side
    //
    if (_socketIndex != NO_SOCKET_AVAIL) {
        return false;
    }
    
    
    //
    //get a socket index and attempt to create a socket
    //note that the socket is intentionally left as BLOCKING. This allows an
    //abusive user to send as many requests as they want as fast as they can try
    //and it won't overload simplelink.
    //
    int socketIndex = WiFiClass::getSocket();
    if (socketIndex == NO_SOCKET_AVAIL) {
        return false;
    }


    int socketHandle = sl_Socket(SL_AF_INET, SL_SOCK_STREAM, SL_SEC_SOCKET);
    if (socketHandle < 0) {
        return false;
    }

    // Utilize rootCA file for verifying server certificate if it's been supplied with .sslRootCA() previously
    if (hasRootCA) {
        sl_SetSockOpt(socketHandle, SL_SOL_SOCKET, SL_SO_SECURE_FILES_CA_FILE_NAME, ROOTCA_PEM_FILE, strlen(ROOTCA_PEM_FILE));
    }
    sslIsVerified = true;

    //
    //connect the socket to the requested IP address and port. Check for success
    //

    SlSockAddrIn_t server = {0};
    server.sin_family = SL_AF_INET;
    server.sin_port = sl_Htons(port);
    server.sin_addr.s_addr = ip;
    int iRet = sl_Connect(socketHandle, (SlSockAddr_t*)&server, sizeof(SlSockAddrIn_t));

    if ( iRet < 0 && (iRet != SL_ESECSNOVERIFY && iRet != SL_ESECDATEERROR) ) {
        sslLastError = iRet;
        sl_Close(socketHandle);
        return false;
    }

    // If the remote-end server cert could not be verified, and we demand strict verification, ABORT.
    if ( sslVerifyStrict && (iRet == SL_ESECSNOVERIFY || iRet == SL_ESECDATEERROR) ) {
        sslLastError = iRet;
        sl_Close(socketHandle);
        return false;
    }

    if (iRet == SL_ESECSNOVERIFY || iRet == SL_ESECDATEERROR) {
        sslLastError = iRet;
        sslIsVerified = false;
    }

    int enableOption = 1;
    sl_SetSockOpt(socketHandle, SL_SOL_SOCKET, SL_SO_NONBLOCKING, &enableOption, sizeof(enableOption));
    sl_SetSockOpt(socketHandle, SL_SOL_SOCKET, SL_SO_KEEPALIVE, &enableOption, sizeof(enableOption));

    //
    //we've successfully created a socket and connected, so store the
    //information in the arrays provided by WiFiClass
    //
    _socketIndex = socketIndex;
    WiFiClass::_handleArray[socketIndex] = socketHandle;
    WiFiClass::_typeArray[socketIndex] = TYPE_TCP_CLIENT;
    WiFiClass::_portArray[socketIndex] = port;
    return true;
}
示例#30
0
文件: main.c 项目: bmxrt/CC3100
int main(int argc, char** argv)
{
    SlSockAddrIn_t      Addr = {0};

    _u32  cipher = SL_SEC_MASK_SSL_RSA_WITH_RC4_128_SHA;
    _u32  googleIP = 0;
    _u8   method = SL_SO_SEC_METHOD_SSLV3;

    _i32   AddrSize = -1;
    _i32   g_SockID = -1;
    _i32   retVal = -1;

    retVal = initializeAppVariables();
    ASSERT_ON_ERROR(retVal);

    /* Stop WDT and initialize the system-clock of the MCU
       These functions needs to be implemented in PAL */
    stopWDT();
    initClk();

    /* Configure command line interface */
    CLI_Configure();

    displayBanner();

    /*
     * Following function configures the device to default state by cleaning
     * the persistent settings stored in NVMEM (viz. connection profiles &
     * policies, power policy etc)
     *
     * Applications may choose to skip this step if the developer is sure
     * that the device is in its default state at start of application
     *
     * Note that all profiles and persistent settings that were done on the
     * device will be lost
     */
    retVal = configureSimpleLinkToDefaultState();
    if(retVal < 0)
    {
        if (DEVICE_NOT_IN_STATION_MODE == retVal)
        {
            CLI_Write(" Failed to configure the device in its default state \n\r");
        }

        LOOP_FOREVER();
    }

    CLI_Write(" Device is configured in default state \n\r");

    /*
     * Assumption is that the device is configured in station mode already
     * and it is in its default state
     */
    /* Initializing the CC3100 device */
    retVal = sl_Start(0, 0, 0);
    if ((retVal < 0) ||
            (ROLE_STA != retVal) )
    {
        CLI_Write(" Failed to start the device \n\r");
        LOOP_FOREVER();
    }

    CLI_Write(" Device started as STATION \n\r");

    /* Connecting to WLAN AP - Set with static parameters defined at the top
       After this call we will be connected and have IP address */
    retVal = establishConnectionWithAP();
    if(retVal < 0)
    {
        CLI_Write(" Failed to establish connection w/ an AP \n\r");
        LOOP_FOREVER();
    }

    CLI_Write(" Connection established w/ AP and IP is acquired \n\r");

    /* Update the CC3100 time */
    retVal = SetTime();
    if (retVal < 0)
    {
        CLI_Write(" Failed to set the device time \n\r");
        LOOP_FOREVER();
    }

    CLI_Write(" Establishing secure connection w/ google server \n\r");

    /* get the server name via a DNS request */
    retVal = sl_NetAppDnsGetHostByName(g_Google, pal_Strlen(g_Google),
                                       &googleIP, SL_AF_INET);
    if( retVal < 0 )
    {
        CLI_Write(" Failed to get the IP address \n\r");
        LOOP_FOREVER();
    }

    Addr.sin_family = SL_AF_INET;
    Addr.sin_port = sl_Htons(GOOGLE_DST_PORT);
    Addr.sin_addr.s_addr = sl_Htonl(googleIP);

    AddrSize = sizeof(SlSockAddrIn_t);

    /* opens a secure socket */
    g_SockID = sl_Socket(SL_AF_INET,SL_SOCK_STREAM, SL_SEC_SOCKET);
    if( g_SockID < 0 )
    {
        CLI_Write(" Failed to open socket \n\r");
        LOOP_FOREVER();
    }

    /* configure the socket as SSLV3.0 */
    retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECMETHOD,
                           &method, sizeof(method));
    if( retVal < 0 )
    {
        CLI_Write(" Failed to configure the socket \n\r");
        LOOP_FOREVER();
    }

    /* configure the socket as RSA with RC4 128 SHA */
    retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECURE_MASK,
                           &cipher, sizeof(cipher));
    if( retVal < 0 )
    {
        CLI_Write(" Failed to configure the socket \n\r");
        LOOP_FOREVER();
    }

    /* configure the socket with GOOGLE CA certificate-for server verification*/
    retVal = sl_SetSockOpt(g_SockID, SL_SOL_SOCKET, SL_SO_SECURE_FILES_CA_FILE_NAME,
                           SL_SSL_CA_CERT, pal_Strlen(SL_SSL_CA_CERT));
    if( retVal < 0 )
    {
        CLI_Write(" Failed to configure the socket \n\r");
        LOOP_FOREVER();
    }

    /* connect to the peer device - GMail server */
    retVal = sl_Connect(g_SockID, ( SlSockAddr_t *)&Addr, AddrSize);
    if (retVal < 0 )
    {
        CLI_Write(" Failed to connect w/ google server \n\r");
        LOOP_FOREVER();
    }

    CLI_Write(" Connection w/ google server established successfully \n\r");


    /* Stop the CC3100 device */
    retVal = sl_Stop(SL_STOP_TIMEOUT);
    if(retVal < 0)
        LOOP_FOREVER();

    return 0;
}