90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
/*
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FreeRTOS.org V4.5.0 - Copyright (C) 2003-2007 Richard Barry.
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This file is part of the FreeRTOS.org distribution.
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FreeRTOS.org is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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FreeRTOS.org is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with FreeRTOS.org; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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A special exception to the GPL can be applied should you wish to distribute
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a combined work that includes FreeRTOS.org, without being obliged to provide
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the source code for any proprietary components. See the licensing section
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of http://www.FreeRTOS.org for full details of how and when the exception
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can be applied.
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***************************************************************************
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See http://www.FreeRTOS.org for documentation, latest information, license
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and contact details. Please ensure to read the configuration and relevant
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port sections of the online documentation.
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Also see http://www.SafeRTOS.com for an IEC 61508 compliant version along
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with commercial development and support options.
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***************************************************************************
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*/
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/* Standard includes. */
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#include <stdlib.h>
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/* Scheduler include files. */
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#include "FreeRTOS.h"
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#include "task.h"
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/* Application includes. */
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#include "tcp.h"
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/* Misc constants. */
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#define tcpPOLL_DELAY ( ( portTickType ) 12 / portTICK_RATE_MS )
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#define tcpCONNECTION_DELAY ( ( portTickType ) 8 / portTICK_RATE_MS )
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/*-----------------------------------------------------------*/
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/*
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* This task initialises the hardware then processes one TCP connection at a
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* time. When an HTTP client connects we just simply send a single page then
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* disconnect - reset the socket data and wait for the next connection.
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*/
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void vHTTPServerTask( void *pvParameters )
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{
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/* Reset the network hardware. */
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vTCPHardReset();
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/* Loop, processing connections are they arrive. */
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for( ;; )
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{
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/* Initialise the TCP interface.
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The current minimal implementation does not check for buffer overflows
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in the WIZnet hardware, so simply resets all the buffers for each
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connection - and only processes one connection at a time. */
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if( lTCPSoftReset() )
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{
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/* Create the socket that is going to accept incoming connections. */
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if( lTCPCreateSocket() )
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{
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/* Wait for a connection. */
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vTCPListen();
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/* Process connections as they arrive. This function will only
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return once the connection has been closed. */
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lProcessConnection();
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}
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}
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/* If we get here then the connection completed or failed. Wait a
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while then try or start again. */
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vTaskDelay( tcpCONNECTION_DELAY );
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}
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}
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