stacktsk.h

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/*********************************************************************
 *
 *                  Microchip TCP/IP Stack Definitions
 *
 *********************************************************************
 * FileName:        StackTsk.h
 * Dependencies:    Compiler.h
 * Processor:       PIC18, PIC24F, PIC24H, dsPIC30F, dsPIC33F
 * Complier:        Microchip C18 v3.02 or higher
 *					Microchip C30 v2.01 or higher
 * Company:         Microchip Technology, Inc.
 *
 * Software License Agreement
 *
 * This software is owned by Microchip Technology Inc. ("Microchip") 
 * and is supplied to you for use exclusively as described in the 
 * associated software agreement.  This software is protected by 
 * software and other intellectual property laws.  Any use in 
 * violation of the software license may subject the user to criminal 
 * sanctions as well as civil liability.  Copyright 2006 Microchip
 * Technology Inc.  All rights reserved.
 *
 * This software is provided "AS IS."  MICROCHIP DISCLAIMS ALL 
 * WARRANTIES, EXPRESS, IMPLIED, STATUTORY OR OTHERWISE, NOT LIMITED 
 * TO MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND 
 * INFRINGEMENT.  Microchip shall in no event be liable for special, 
 * incidental, or consequential damages.
 *
 *
 * Author               Date    Comment
 *~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 * Nilesh Rajbharti     8/10/01 Original        (Rev 1.0)
 * Nilesh Rajbharti     2/9/02  Cleanup
 * Nilesh Rajbharti     5/22/02 Rev 2.0 (See version.log for detail)
 * Nilesh Rajbharti     8/7/03  Rev 2.21 - TFTP Client addition
 * Howard Schlunder		9/30/04	Added MCHP_MAC, MAC_POWER_ON_TEST, 
 								EEPROM_BUFFER_SIZE, USE_LCD
 * Howard Schlunder		8/09/06	Removed MCHP_MAC, added STACK_USE_NBNS, 
 *								STACK_USE_DNS, and STACK_USE_GENERIC_TCP_EXAMPLE
 ********************************************************************/
#ifndef __STACK_TSK_H
#define __STACK_TSK_H

#include "mchp_tcp_ip\tcpip.h"

// Check for potential configuration errors in "TCPIPConfig.h"
#if (MAX_TCP_SOCKETS <= 0 || MAX_TCP_SOCKETS > 255)
#error Invalid MAX_TCP_SOCKETS value specified.
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#if (MAX_UDP_SOCKETS <= 0 || MAX_UDP_SOCKETS > 255 )
#error Invlaid MAX_UDP_SOCKETS value specified
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#if (MAX_HTTP_CONNECTIONS <= 0 || MAX_HTTP_CONNECTIONS > 255 )
#error Invalid MAX_HTTP_CONNECTIONS value specified.
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#define AVAILABLE_SOCKETS (MAX_TCP_SOCKETS)
#if defined(STACK_USE_HTTP_SERVER)
    #define AVAILABLE_SOCKETS2 (AVAILABLE_SOCKETS - MAX_HTTP_CONNECTIONS)
#else
    #define AVAILABLE_SOCKETS2  (MAX_TCP_SOCKETS)
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
// When using FTP, you must have at least two sockets free
#if defined(STACK_USE_FTP_SERVER)
    #define AVAILABLE_SOCKETS3 (AVAILABLE_SOCKETS2 - 2)
#else
    #define AVAILABLE_SOCKETS3  (AVAILABLE_SOCKETS2)
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#if AVAILABLE_SOCKETS3 < 0 || AVAILABLE_SOCKETS3 > MAX_TCP_SOCKETS
    #error MAX_TCP_SOCKETS is too low to accommodate MAX_HTTP_CONNECTIONS and/or STACK_USE_FTP_SERVER
    #error Either increase MAX_TCP_SOCKETS in StackTsk.h or decrease module socket usage.
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#define AVAILABLE_UDP_SOCKETS       (MAX_UDP_SOCKETS)
#if defined(STACK_USE_DHCP)
    #define AVAILABLE_UDP_SOCKETS2       (AVAILABLE_UDP_SOCKETS - 1)
#else
    #define AVAILABLE_UDP_SOCKETS2      AVAILABLE_UDP_SOCKETS
#endif

#if defined(STACK_USE_SNMP_SERVER)
    #define AVAILABLE_UDP_SOCKETS3      (AVAILABLE_UDP_SOCKETS2 - 1)
#else
    #define AVAILABLE_UDP_SOCKETS3      AVAILABLE_UDP_SOCKETS2
#endif

#if defined(STACK_USE_TFTP_CLIENT)
    #define AVAILABLE_UDP_SOCKETS4      (AVAILABLE_UDP_SOCKETS2)
#else
    #define AVAILABLE_UDP_SOCKETS4      AVAILABLE_UDP_SOCKETS3
#endif

// Check for potential configuration errors in "TCPIPConfig.h"
#if AVAILABLE_UDP_SOCKETS4 < 0 || AVAILABLE_UDP_SOCKETS4 > MAX_UDP_SOCKETS
    #error MAX_UDP_SOCKETS is too low to accommodate DHCP, SNMP, and/or TFTP client
    #error Either increase MAX_UDP_SOCKETS in StackTsk.h or decrease module UDP socket usage.
#endif



typedef struct _MAC_ADDR
{
    BYTE v[6];
} MAC_ADDR;

#define IP_ADDR		DWORD_VAL

typedef struct _NODE_INFO
{
    MAC_ADDR    MACAddr;
    IP_ADDR     IPAddr;
} __attribute__((packed)) NODE_INFO;

typedef struct _APP_CONFIG
{
    IP_ADDR     MyIPAddr;
    MAC_ADDR    MyMACAddr;
    IP_ADDR     MyMask;
    IP_ADDR     MyGateway;
	IP_ADDR		PrimaryDNSServer;
    struct
    {
        unsigned char bIsDHCPEnabled : 1;
        unsigned char bInConfigMode : 1;
    } Flags;
    WORD_VAL    SerialNumber;
    IP_ADDR     TFTPServerAddr;     // Not used.
	BYTE		NetBIOSName[16];
} APP_CONFIG;


#ifndef THIS_IS_STACK_APPLICATION
    extern APP_CONFIG AppConfig;
#endif


void StackInit(void);
void StackTask(void);


#endif