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102 lines
3.6 KiB
C
102 lines
3.6 KiB
C
/*
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FreeRTOS V5.4.2 - Copyright (C) 2009 Real Time Engineers Ltd.
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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 exception to the GPL is included to allow you to distribute a
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combined work that includes FreeRTOS without being obliged to provide the
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source code for proprietary components outside of the FreeRTOS kernel.
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Alternative commercial license and support terms are also available upon
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request. See the licensing section of http://www.FreeRTOS.org for full
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license details.
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FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along
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with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59
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Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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***************************************************************************
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* *
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* Looking for a quick start? Then check out the FreeRTOS eBook! *
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* See http://www.FreeRTOS.org/Documentation for details *
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* *
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***************************************************************************
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1 tab == 4 spaces!
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Please ensure to read the configuration and relevant port sections of the
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online documentation.
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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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