//*****************************************************************************
//
// Required by lwIP library to support any host-related timer functions.
//
//*****************************************************************************
void
lwIPHostTimerHandler(void)
{
    unsigned long ulIPAddress;

    //
    // Get the local IP address.
    //
    ulIPAddress = lwIPLocalIPAddrGet();

    //
    // See if an IP address has been assigned.
    //
    if(ulIPAddress == 0)
    {
        //
        // Draw a spinning line to indicate that the IP address is being
        // discoverd.
        //
        UARTprintf("\b%c", g_pcTwirl[g_ulTwirlPos]);

        //
        // Update the index into the twirl.
        //
        g_ulTwirlPos = (g_ulTwirlPos + 1) & 3;
    }

    //
    // Check if IP address has changed, and display if it has.
    //
    else if(ulIPAddress != g_ulLastIPAddr)
    {
        //
        // Display the new IP address.
        //
        UARTprintf("\rIP: %d.%d.%d.%d       \n", ulIPAddress & 0xff,
                   (ulIPAddress >> 8) & 0xff, (ulIPAddress >> 16) & 0xff,
                   (ulIPAddress >> 24) & 0xff);

        //
        // Save the new IP address.
        //
        g_ulLastIPAddr = ulIPAddress;

        //
        // Display the new network mask.
        //
        ulIPAddress = lwIPLocalNetMaskGet();
        UARTprintf("Netmask: %d.%d.%d.%d\n", ulIPAddress & 0xff,
                   (ulIPAddress >> 8) & 0xff, (ulIPAddress >> 16) & 0xff,
                   (ulIPAddress >> 24) & 0xff);

        //
        // Display the new gateway address.
        //
        ulIPAddress = lwIPLocalGWAddrGet();
        UARTprintf("Gateway: %d.%d.%d.%d\n", ulIPAddress & 0xff,
                   (ulIPAddress >> 8) & 0xff, (ulIPAddress >> 16) & 0xff,
                   (ulIPAddress >> 24) & 0xff);
    }
Esempio n. 2
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//*****************************************************************************
//
// Returns the IP address for this interface.
//
// This function will read and return the currently assigned IP address for
// the Tiva Ethernet interface.
//
// \return Returns the assigned IP address for this interface.
//
//*****************************************************************************
uint32_t
EthClientAddrGet(void)
{
    //
    // Return IP.
    //
    return(lwIPLocalIPAddrGet());
}
Esempio n. 3
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/* ------------------------------------------------------------------------------------------------------
 *									   sockex_nonblocking_connect()
 *
 * Description : Handing socket receive data.
 *
 * Argument(s) : none.
 *
 */
void sockex_testrecv(void *arg)
{
//	int ret;
	struct sockaddr_in servaddr, cliaddr;
//	struct timeval tv;
	unsigned long cliaddr_len;
	
	LWIP_UNUSED_ARG(arg);

	memset(&servaddr, 0, sizeof(servaddr));							/* set up address to connect to */
	servaddr.sin_len = sizeof(servaddr);
	servaddr.sin_family = AF_INET;
	servaddr.sin_port = PP_HTONS(SOCK_HOSR_PORT);
	servaddr.sin_addr.s_addr = lwIPLocalIPAddrGet();				/* Set local IP address.*/

	listenfd = lwip_socket(AF_INET, SOCK_STREAM, 0);

	lwip_bind(listenfd, (struct sockaddr *)&servaddr, sizeof(struct sockaddr));

	lwip_listen(listenfd, SOCK_HOSR_PORT);

	RS232printf("Accepting connections ...\n");
	
	cliaddr_len = sizeof(cliaddr);
	
	for(;;)
	{
		connfd = lwip_accept(listenfd, (struct sockaddr *)&cliaddr, &cliaddr_len);
		if(connfd <= 0)
		{
			OSTimeDly(2);
			continue;
		}
		else
		{
			connfd = connfd;
			RS232printf("cli is ok!");
		}
//		lwip_select();
		
		OSTimeDly(2);
	}
}
Esempio n. 4
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/* ------------------------------------------------------------------------------------------------------
 *									TcpClientTask()
 *
 * Description : main function.
 *
 * Argument(s) : none.
 *
 */
static void TcpClientMainProc(void)
{
	struct in_addr  g_sClientIP;
	
	switch(g_bNetStatus)
	{
	case NETS_INIT:
		do
		{
			g_sClientIP.s_addr = lwIPLocalIPAddrGet();
			OSTimeDly(10);
		}while(0 == g_sClientIP.s_addr);

		OSMboxPost(App_LcdMbox, (void *)&g_sClientIP.s_addr);		/* Send lcd txt.*/
		
		g_bNetStatus = NETS_LOCIP;									/* Net mode charge LOCIP.*/
	
		TaskSocket_Create();										/* Create Socket task and init.*/
		
		break;

	case NETS_LOCIP:
//		TcpGetLocalIp();
		break;

	case NETS_SRVIP:
//		TcpGetServerIp();
		break;

	case NETS_LOGIN:
//		TcpClientRelogin();
		break;

	case NETS_NORMAL:
//		TcpNormalProc();
		break;

	default:
		break;
	}
}
Esempio n. 5
0
//*****************************************************************************
//
// Required by lwIP library to support any host-related timer functions.
//
//*****************************************************************************
void
lwIPHostTimerHandler(void)
{
    uint32_t ui32Idx, ui32NewIPAddress;

    //
    // Get the current IP address.
    //
    ui32NewIPAddress = lwIPLocalIPAddrGet();

    //
    // See if the IP address has changed.
    //
    if(ui32NewIPAddress != g_ui32IPAddress)
    {
        //
        // See if there is an IP address assigned.
        //
        if(ui32NewIPAddress == 0xffffffff)
        {
            //
            // Indicate that there is no link.
            //
            UARTprintf("Waiting for link.\n");
        }
        else if(ui32NewIPAddress == 0)
        {
            //
            // There is no IP address, so indicate that the DHCP process is
            // running.
            //
            UARTprintf("Waiting for IP address.\n");
        }
        else
        {
            //
            // Display the new IP address.
            //
            //UARTprintf("IP Address: ");
            //DisplayIPAddress(ui32NewIPAddress);
            //UARTprintf("\nOpen a browser and enter the IP address.\n");
        }

        //
        // Save the new IP address.
        //
        g_ui32IPAddress = ui32NewIPAddress;

        //
        // Turn GPIO off.
        //
        MAP_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_1, ~GPIO_PIN_1);
    }

    //
    // If there is not an IP address.
    //
    if((ui32NewIPAddress == 0) || (ui32NewIPAddress == 0xffffffff))
    {
        //
        // Loop through the LED animation.
        //

        for(ui32Idx = 1; ui32Idx < 17; ui32Idx++)
        {

            //
            // Toggle the GPIO
            //
            MAP_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_1,
                    (MAP_GPIOPinRead(GPIO_PORTN_BASE, GPIO_PIN_1) ^
                     GPIO_PIN_1));

            SysCtlDelay(120000000/(ui32Idx << 1));
        }
    }
}
Esempio n. 6
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/* ------------------------------------------------------------------------------------------------------
 *									   sockex_nonblocking_connect()
 *
 * Description : tests socket blocking and nonblocking connect.
 *
 * Argument(s) : none.
 *
 */
void sockex_nonblocking_connect(void *arg)
{
	int ret;
	struct sockaddr_in addr;
	fd_set readset;
	fd_set writeset;
	fd_set errset;
	struct timeval tv;
	
	LWIP_UNUSED_ARG(arg);

	memset(&addr, 0, sizeof(addr));									/* set up address to connect to */
	addr.sin_len = sizeof(addr);
	addr.sin_family = AF_INET;
	addr.sin_port = PP_HTONS(SOCK_TARGET_PORT);
	addr.sin_addr.s_addr = inet_addr(SOCK_TARGET_HOST);
	
	socket_state = SOCKET_NEW;
	
	for(;;)
	{
		if(g_bNetStatus == NETS_LOCIP)								/* IP is setted.*/
		{
			switch(socket_state)
			{
				case SOCKET_NEW:
				{
					s = lwip_socket(AF_INET, SOCK_STREAM, 0);
					
					socket_state = SOCKET_CON;
					break;
				}

				case SOCKET_CON:
				{
					unsigned int ip;
					ret = lwip_connect(s, (struct sockaddr*)&addr, sizeof(addr));
					
					LWIP_ASSERT("ret == 0", ret == 0);
					if(ret < 0)
					{
						lwip_close(s);
						socket_state = SOCKET_NEW;
						OSTimeDly(2);
						RS232printf("socket connect failed.\n");
						break;
					}
					ip = lwIPLocalIPAddrGet();
					NetDisplayIPAddress(ip);						/* Socket updata IP address.*/
					socket_state = SOCKET_IDIE;
				}
				
				case SOCKET_IDIE:
				{
					INT8U *msg;
					INT8U err;
					
					msg = (INT8U *)OSMboxPend(NET_RfMbox, 0, &err);	/* Waiting socket writing data.*/			
					
					if(err != OS_ERR_NONE)
						break;
					
					ret = lwip_write(s, msg, 6);				
					if(ret < 0)
					{
						lwip_close(s);
						socket_state = SOCKET_CON;	
					}
				}
				break;
				
				case SOCKET_CHECK:
					// TODO: Check socket connecting.
				
					FD_ZERO(&readset);
					FD_SET(s, &readset);
					FD_ZERO(&writeset);
					FD_SET(s, &writeset);
					FD_ZERO(&errset);
					FD_SET(s, &errset);
				
					tv.tv_sec = 3;
					tv.tv_usec = 0;									/* Set time out 3s, 函数立即返回*/
					ret = lwip_select(s+1, &readset, &writeset, &errset, &tv);
					
					if(ret == 0)
					{
						RS232printf("socket check timeout.\n");
						lwip_close(s);
						socket_state = SOCKET_CON;					/* Reconnect socket.*/
					}
					
					if(FD_ISSET(s, &writeset) == 0)					/* If socket couldn't write.*/
					{
						RS232printf("socket write test error.\n");
						lwip_close(s);
						socket_state = SOCKET_CON;					/* Reconnect socket.*/
					}
					
					ret = lwip_write(s, "test", 6);
					if(ret < 0)
					{
						lwip_close(s);
						socket_state = SOCKET_CON;	
					}
					OSTimeDly(2000);
					break;
				
				default:
					break;
			}
		}
		OSTimeDly(2);
	}
}
Esempio n. 7
0
/* ------------------------------------------------------------------------------------------------------
 *									      sockex_selects()
 *
 * Description : socket selects test.
 *
 * Argument(s) : none.
 *
 */
void sockex_selects(void *arg)
{
	int sock_fd, new_fd;
	struct sockaddr_in server_addr;
	struct sockaddr_in client_addr;
	socklen_t sin_size;
	int yes;
	INT8U buf[BUF_SIZE];
	int ret;
	int i;
	
	fd_set fdsr;													/* Create file descriptor.*/
	int maxsock;
	struct timeval tv;
	
	conn_amount = 0;
	LWIP_UNUSED_ARG(arg);
	
	sock_fd = lwip_socket(AF_INET, SOCK_STREAM, 0);
	
	yes = 1;
	ret = lwip_setsockopt(sock_fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(int));
	if(ret == -1)
	{
		return;
	}
	
	memset(&server_addr, 0, sizeof(server_addr));
	server_addr.sin_family = AF_INET;
	server_addr.sin_len = sizeof(server_addr);
	server_addr.sin_port = PP_HTONS(SOCK_HOSR_PORT);
	server_addr.sin_addr.s_addr = lwIPLocalIPAddrGet();				/* IP_ADDR_ANY is '0.0.0.0'.*/
	
	lwip_bind(sock_fd, (struct sockaddr *)&server_addr, sizeof(struct sockaddr));
	lwip_listen(sock_fd, BACKLOG + 1);								/* MAX TCP client is BACKLOG.*/
	
	sin_size = sizeof(client_addr);
	maxsock = sock_fd;
	

	
	while(1)
	{
		FD_ZERO(&fdsr);												/* Initialize file descriptor set.*/
		FD_SET(sock_fd, &fdsr);

		tv.tv_sec = 10;												/* Timeout setting.*/
		tv.tv_usec = 0;
		
		for (i = 0; i < BACKLOG; i++)								/* Add active connection to fd set.*/
		{								
			if (fd_A[i] != 0) {
				FD_SET(fd_A[i], &fdsr);
			}
		}
		
		ret = lwip_select(maxsock + 1, &fdsr, NULL, NULL, &tv);
		if(ret < 0)
		{
			break;
		}
		else if(ret == 0)
		{
			continue;
		}
		
		for (i = 0; i < conn_amount; i++)							/* Check every fd in the set.*/
		{
			if (FD_ISSET(fd_A[i], &fdsr))
			{
				int opt = 100;										/* set recv timeout (100 ms) */
				lwip_setsockopt(fd_A[i], SOL_SOCKET, SO_RCVTIMEO, &opt, sizeof(int));

				ret = lwip_read(fd_A[i], buf, 8);
				if (ret <= 0)
				{
// 					lwip_close(fd_A[i]);
// 					FD_CLR(fd_A[i], &fdsr);
// 					fd_A[i] = 0;
				}
				else        										/* receive data.*/
				{
					if((buf[0] == 'C')&&(buf[1] == 'o'))
					{
// 						address_t addr;
// 						INT8U mac[8] = {0x00, 0x12, 0x4B, 0x00, 0x01, 0xC0, 0xB7, 0xE0};
// 						addr.mode = LONG_ADDR;
// 						utilReverseBuf(mac, 8);
// 						memcpy(addr.long_addr, mac, 8);
// 						mac_tx_handle(&addr, &buf[7], 1, MAC_DATA);
					}
					if (ret < BUF_SIZE)
						memset(&buf[ret], '\0', 1);
				}
			}
		}

		if(FD_ISSET(sock_fd, &fdsr))								/* Check whether a new connection comes.*/
		{
			new_fd = lwip_accept(sock_fd, (struct sockaddr *)&client_addr, &sin_size);
			if(new_fd <= 0)
			{
				continue;
			}
//			lwip_send(new_fd, "con", 4, 0);
			if(conn_amount < BACKLOG)								/* Add to fd queue.*/
			{
				fd_A[conn_amount++] = new_fd;
				
				if(new_fd > maxsock)
					maxsock = new_fd;
			}
			else
			{
//				conn_amount = 0;
				lwip_close(fd_A[conn_amount-1]);
				fd_A[conn_amount-1] = new_fd;
				if(new_fd > maxsock)
					maxsock = new_fd;
//				lwip_send(new_fd, "bye", 4, 0);
//				lwip_close(new_fd);									/* Close larger than 5 socket.*/
			}
		}
		
// 		for (i = 0; i < BACKLOG; i++)								/* Close other connections.*/
// 		{
// 			if (fd_A[i] != 0) {
// 				lwip_close(fd_A[i]);
// 			}
// 		}
	}
}
//*****************************************************************************
//
// Required by lwIP library to support any host-related timer functions.
//
//*****************************************************************************
void
lwIPHostTimerHandler(void)
{
#ifdef ewarm
    volatile unsigned long ulIPAddress;
    unsigned long ulTemp;
#else
    unsigned long ulIPAddress, ulTemp;
#endif

    //
    // Get the local IP address.
    //
    ulIPAddress = lwIPLocalIPAddrGet();

    //
    // If IP Address has not yet been assigned, update the display accordingly
    //
    if(ulIPAddress == 0)
    {
        //
        // Draw a spinning line to indicate that the IP address is being
        // discoverd.
        //
        UARTprintf("\b%c", g_pcTwirl[g_ulTwirlPos]);

        //
        // Update the index into the twirl.
        //
        g_ulTwirlPos = (g_ulTwirlPos + 1) & 3;
    }

    //
    // Check if IP address has changed, and display if it has.
    // 
    else if(g_ulLastIPAddr != ulIPAddress)
    {
        //
        // Display the new IP address.
        //
        ulTemp = ulIPAddress;
        UARTprintf("\rIP: %d.%d.%d.%d       \n", ulTemp & 0xff,
                   (ulTemp >> 8) & 0xff, (ulTemp >> 16) & 0xff,
                   (ulTemp >> 24) & 0xff);

        //
        // Save the new IP address.
        //
        g_ulLastIPAddr = ulIPAddress;

        //
        // Display the new network mask.
        //
        ulTemp = lwIPLocalNetMaskGet();
        UARTprintf("Netmask: %d.%d.%d.%d\n", ulTemp & 0xff,
                   (ulTemp >> 8) & 0xff, (ulTemp >> 16) & 0xff,
                   (ulTemp >> 24) & 0xff);

        //
        // Display the new gateway address.
        //
        ulTemp = lwIPLocalGWAddrGet();
        UARTprintf("Gateway: %d.%d.%d.%d\n", ulTemp & 0xff,
                   (ulTemp >> 8) & 0xff, (ulTemp >> 16) & 0xff,
                   (ulTemp >> 24) & 0xff);
    }
Esempio n. 9
0
// This task simply toggles the user LED at a 1 Hz rate.
static void
LEDTask(void *pvParameters) {

    portTickType ui32LastTime;
    uint32_t ui32Temp;

    // Get the current tick count.
    ui32LastTime = xTaskGetTickCount();

    // Loop forever.
    while (1) {

        ui32Temp = lwIPLocalIPAddrGet();

        /* No IP acquired */
        if (ui32Temp == IPADDR_NONE || ui32Temp == IPADDR_ANY) {

            // Turn off the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, GPIO_PIN_5);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, GPIO_PIN_1);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_OFF / portTICK_RATE_MS);

            // Turn on the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, 0);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, 0);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_OFF / portTICK_RATE_MS);

        /* Auto IP acquired */
        } else if ( (ui32Temp & 0xFFFF) == 0xFEA9 ) {

            // Turn off the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, GPIO_PIN_5);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, GPIO_PIN_1);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_ON / portTICK_RATE_MS);

            // Turn on the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, 0);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, 0);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_OFF / portTICK_RATE_MS);

        /* DHCP IP acquired */
        } else if ( (ui32Temp & 0xFFFF) == 0xA8C0 ) {

            // Turn off the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, GPIO_PIN_5);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, GPIO_PIN_1);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_OFF / portTICK_RATE_MS);

            // Turn on the user LED.
            #ifdef DEVKIT
                ROM_GPIOPinWrite(GPIO_PORTN_BASE, GPIO_PIN_5, 0);
            #else
                ROM_GPIOPinWrite(GPIO_PORTA_BASE, GPIO_PIN_1, 0);
            #endif

            // Wait for the required amount of time.
            vTaskDelayUntil(&ui32LastTime, LED_DELAY_ON / portTICK_RATE_MS);

        } else {
            vTaskDelayUntil(&ui32LastTime, 2000 / portTICK_RATE_MS);
        }

    }

}
Esempio n. 10
0
//*****************************************************************************
//
// Periodic Tick for the Ethernet client
//
// This function is the needed periodic tick for the Ethernet client. It needs
// to be called periodically through the use of a timer or systick.
//
// \return None.
//
//*****************************************************************************
void
EthClientTick(uint32_t ui32TickMS)
{
    uint32_t ui32IPAddr;
    int32_t i32Ret;

    if(HWREGBITW(&g_sEnet.ui32Flags, FLAG_TIMER_DHCP_EN))
    {
        lwIPTimer(ui32TickMS);
    }

    if(HWREGBITW(&g_sEnet.ui32Flags, FLAG_TIMER_DNS_EN))
    {
        dns_tmr();
    }

    if(HWREGBITW(&g_sEnet.ui32Flags, FLAG_TIMER_TCP_EN))
    {
        tcp_tmr();
    }

    //
    // Check for loss of link.
    //
    if((g_sEnet.eState != iEthNoConnection) &&
       (lwIPLocalIPAddrGet() == 0xffffffff))
    {
        //
        // Reset the connection due to a loss of link.
        //
        EthClientReset();

        //
        // Signal a disconnect event.
        //
        g_sEnet.pfnEvent(ETH_EVENT_DISCONNECT, 0, 0);
    }
    else if(g_sEnet.eState == iEthNoConnection)
    {
        //
        // Once link is detected start DHCP.
        //
        if(lwIPLocalIPAddrGet() != 0xffffffff)
        {
            EthClientDHCPConnect();

            g_sEnet.eState = iEthDHCPWait;
        }
    }
    else if(g_sEnet.eState == iEthDHCPWait)
    {
        //
        // Get IP address.
        //
        ui32IPAddr = lwIPLocalIPAddrGet();

        //
        // If IP Address has not yet been assigned, update the display
        // accordingly.
        //
        if((ui32IPAddr != 0xffffffff) && (ui32IPAddr != 0))
        {
            //
            // Update the DHCP IP address.
            //
            g_sEnet.sLocalIP.addr = ui32IPAddr;

            g_sEnet.eState = iEthDHCPComplete;

            //
            // Stop DHCP timer since an address has been provided.
            //
            HWREGBITW(&g_sEnet.ui32Flags, FLAG_DHCP_STARTED) = 0;
        }
    }
    else if(g_sEnet.eState == iEthDHCPComplete)
    {
        if(g_sEnet.pcProxyName == 0)
        {
            //
            // Resolve the host by name.
            //
            i32Ret = EthClientDNSResolve("api.openweathermap.org");
        }
        else
        {
            //
            // Resolve the proxy by name.
            //
            i32Ret = EthClientDNSResolve(g_sEnet.pcProxyName);
        }

        if(i32Ret == ERR_OK)
        {
            //
            // If the address was already returned then go to idle.
            //
            g_sEnet.eState = iEthIdle;

            //
            // Notify the main routine of the new Ethernet connection.
            //
            g_sEnet.pfnEvent(ETH_EVENT_CONNECT, &g_sEnet.sLocalIP.addr, 4);
        }
        else if(i32Ret == ERR_INPROGRESS)
        {
            //
            // If the request is pending the go to the iEthDNSWait state.
            //
            g_sEnet.eState = iEthDNSWait;
        }
    }
    else if(g_sEnet.eState == iEthDNSWait)
    {
        //
        // Check if the host name was resolved.
        //
        if(HWREGBITW(&g_sEnet.ui32Flags, FLAG_DNS_ADDRFOUND))
        {
            //
            // Stop calling the DNS timer function.
            //
            HWREGBITW(&g_sEnet.ui32Flags, FLAG_TIMER_DNS_EN) = 0;

            g_sEnet.eState = iEthIdle;

            //
            // Notify the main routine of the new Ethernet connection.
            //
            g_sEnet.pfnEvent(ETH_EVENT_CONNECT, &g_sEnet.sLocalIP.addr, 4);
        }
    }
    else if(g_sEnet.eState == iEthTCPConnectWait)
    {
    }
    else if(g_sEnet.eState == iEthTCPConnectComplete)
    {
        err_t eError;

        g_sEnet.eState = iEthTCPOpen;

        eError = EthClientSend(g_sWeather.pcRequest,
                               g_sWeather.ui32RequestSize);

        if(eError == ERR_OK)
        {
            //
            // Waiting on a query response.
            //
            g_sEnet.eState = iEthQueryWait;
        }
        else
        {
            g_sEnet.eState = iEthIdle;
        }
    }
}