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108 lines
4.4 KiB
C
108 lines
4.4 KiB
C
/*
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FreeRTOS V7.0.2 - Copyright (C) 2011 Real Time Engineers Ltd.
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***************************************************************************
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* *
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* FreeRTOS tutorial books are available in pdf and paperback. *
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* Complete, revised, and edited pdf reference manuals are also *
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* available. *
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* *
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* Purchasing FreeRTOS documentation will not only help you, by *
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* ensuring you get running as quickly as possible and with an *
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* in-depth knowledge of how to use FreeRTOS, it will also help *
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* the FreeRTOS project to continue with its mission of providing *
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* professional grade, cross platform, de facto standard solutions *
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* for microcontrollers - completely free of charge! *
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* *
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* >>> See http://www.FreeRTOS.org/Documentation for details. <<< *
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* *
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* Thank you for using FreeRTOS, and thank you for your support! *
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* *
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***************************************************************************
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This file is part of the FreeRTOS distribution.
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FreeRTOS is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License (version 2) as published by the
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Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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>>>NOTE<<< The modification to the GPL is included to allow you to
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distribute a combined work that includes FreeRTOS without being obliged to
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provide the source code for proprietary components outside of the FreeRTOS
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kernel. FreeRTOS is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details. You should have received a copy of the GNU General Public
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License and the FreeRTOS license exception along with FreeRTOS; if not it
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can be viewed here: http://www.freertos.org/a00114.html and also obtained
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by writing to Richard Barry, contact details for whom are available on the
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FreeRTOS WEB site.
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1 tab == 4 spaces!
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http://www.FreeRTOS.org - Documentation, latest information, license and
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contact details.
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http://www.SafeRTOS.com - A version that is certified for use in safety
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critical systems.
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http://www.OpenRTOS.com - Commercial support, development, porting,
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licensing and training services.
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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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