FreeRTOS/Demo/MicroBlaze_Spartan-6_EthernetLite/SDKProjects/RTOSDemo/lwIP/lwIP_Apps/lwIP_Apps.c

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*/

/* Standard includes. */
#include <string.h>

/* FreeRTOS includes. */
#include "FreeRTOS.h"
#include "task.h"
#include "semphr.h"

/* lwIP core includes */
#include "lwip/opt.h"
#include "lwip/tcpip.h"

/* lwIP netif includes */
#include "netif/etharp.h"

/* applications includes */
#include "apps/httpserver_raw/httpd.h"

/* The constants that define the IP address, net mask, gateway address and MAC
address are located at the bottom of FreeRTOSConfig.h. */
#define LWIP_PORT_INIT_IPADDR(addr)   IP4_ADDR((addr), configIP_ADDR0, configIP_ADDR1, configIP_ADDR2, configIP_ADDR3 )
#define LWIP_PORT_INIT_GW(addr)       IP4_ADDR((addr), configGW_IP_ADDR0, configGW_IP_ADDR1, configGW_IP_ADDR2, configGW_IP_ADDR3 )
#define LWIP_PORT_INIT_NETMASK(addr)  IP4_ADDR((addr), configNET_MASK0,configNET_MASK1,configNET_MASK2,configNET_MASK3)
#define LWIP_MAC_ADDR_BASE            { configMAC_ADDR0, configMAC_ADDR1, configMAC_ADDR2, configMAC_ADDR3, configMAC_ADDR4, configMAC_ADDR5 }

/* Definitions of the various SSI callback functions within the pccSSITags 
array.  If pccSSITags is updated, then these definitions must also be updated. */
#define ssiTASK_STATS_INDEX			0
#define ssiRUN_TIME_STATS_INDEX		1

/*
 * The SSI handler callback function passed to lwIP.
 */
static unsigned short uslwIPAppsSSIHandler( int iIndex, char *pcBuffer, int iBufferLength );

/*-----------------------------------------------------------*/

/* The SSI strings that are embedded in the served html files.  If this array
is changed, then the index position defined by the #defines such as 
ssiTASK_STATS_INDEX above must also be updated. */
static const char *pccSSITags[] = 
{
	"rtos_stats",
	"run_stats"
};

/*-----------------------------------------------------------*/

/* Called from the TCP/IP thread. */
void lwIPAppsInit( void *pvArgument )
{
ip_addr_t xIPAddr, xNetMask, xGateway;
extern err_t ethernetif_init( struct netif *xNetIf );
static struct netif xNetIf;

	( void ) pvArgument;

	/* Set up the network interface. */
	ip_addr_set_zero( &xGateway );
	ip_addr_set_zero( &xIPAddr );
	ip_addr_set_zero( &xNetMask );

	LWIP_PORT_INIT_GW(&xGateway);
	LWIP_PORT_INIT_IPADDR(&xIPAddr);
	LWIP_PORT_INIT_NETMASK(&xNetMask);

	netif_set_default( netif_add( &xNetIf, &xIPAddr, &xNetMask, &xGateway, NULL, ethernetif_init, tcpip_input ) );
	netif_set_up( &xNetIf );

	/* Initialise the raw http server. */
	httpd_init();

	/* Install the server side include handler. */
	http_set_ssi_handler( uslwIPAppsSSIHandler, pccSSITags, sizeof( pccSSITags ) / sizeof( char * ) );
}
/*-----------------------------------------------------------*/

static unsigned short uslwIPAppsSSIHandler( int iIndex, char *pcBuffer, int iBufferLength )
{
static unsigned int uiUpdateCount = 0;
static char cUpdateString[ 200 ];
extern char *pcMainGetTaskStatusMessage( void );

	/* Unused parameter. */
	( void ) iBufferLength;

	/* The SSI handler function that generates text depending on the index of
	the SSI tag encountered. */
	
	switch( iIndex )
	{
		case ssiTASK_STATS_INDEX :
			vTaskList( ( signed char * ) pcBuffer );
			break;

		case ssiRUN_TIME_STATS_INDEX :
			vTaskGetRunTimeStats( ( signed char * ) pcBuffer );
			break;
	}

	/* Include a count of the number of times an SSI function has been executed
	in the returned string. */
	uiUpdateCount++;
	sprintf( cUpdateString, "\r\n\r\n%u\r\nStatus - %s", uiUpdateCount, pcMainGetTaskStatusMessage() );
	strcat( pcBuffer, cUpdateString );
	return strlen( pcBuffer );
}