FreeRTOS/Demo/uIP_Demo_Rowley_ARM7/uip/uipopt.h - nest-yale-lock/1.1/freertos - Git at Google

 /**
  * \defgroup uipopt Configuration options for uIP
  * @{
  *
  * uIP is configured using the per-project configuration file
  * "uipopt.h". This file contains all compile-time options for uIP and
  * should be tweaked to match each specific project. The uIP
  * distribution contains a documented example "uipopt.h" that can be
  * copied and modified for each project.
  */

 /**
  * \file
  * Configuration options for uIP.
  * \author Adam Dunkels <adam@dunkels.com>
  *
  * This file is used for tweaking various configuration options for
  * uIP. You should make a copy of this file into one of your project's
  * directories instead of editing this example "uipopt.h" file that
  * comes with the uIP distribution.
  */

 /*
  * Copyright (c) 2001-2003, Adam Dunkels.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  * 3. The name of the author may not be used to endorse or promote
  *    products derived from this software without specific prior
  *    written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  * This file is part of the uIP TCP/IP stack.
  *
  * $Id: uipopt.h,v 1.16.2.5 2003/10/07 13:22:51 adam Exp $
  *
  */

 #ifndef __UIPOPT_H__
 #define __UIPOPT_H__

 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipopttypedef uIP type definitions
  * @{
  */

 /**
  * The 8-bit unsigned data type.
  *
  * This may have to be tweaked for your particular compiler. "unsigned
  * char" works for most compilers.
  */
 typedef unsigned char u8_t;

 /**
  * The 16-bit unsigned data type.
  *
  * This may have to be tweaked for your particular compiler. "unsigned
  * short" works for most compilers.
  */
 typedef unsigned short u16_t;

 /**
  * The statistics data type.
  *
  * This datatype determines how high the statistics counters are able
  * to count.
  */
 typedef unsigned short uip_stats_t;

 /** @} */

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

 /**
  * \defgroup uipoptstaticconf Static configuration options
  * @{
  *
  * These configuration options can be used for setting the IP address
  * settings statically, but only if UIP_FIXEDADDR is set to 1. The
  * configuration options for a specific node includes IP address,
  * netmask and default router as well as the Ethernet address. The
  * netmask, default router and Ethernet address are appliciable only
  * if uIP should be run over Ethernet.
  *
  * All of these should be changed to suit your project.
 */

 /**
  * Determines if uIP should use a fixed IP address or not.
  *
  * If uIP should use a fixed IP address, the settings are set in the
  * uipopt.h file. If not, the macros uip_sethostaddr(),
  * uip_setdraddr() and uip_setnetmask() should be used instead.
  *
  * \hideinitializer
  */
 #define UIP_FIXEDADDR    1

 /**
  * Ping IP address asignment.
  *
  * uIP uses a "ping" packets for setting its own IP address if this
  * option is set. If so, uIP will start with an empty IP address and
  * the destination IP address of the first incoming "ping" (ICMP echo)
  * packet will be used for setting the hosts IP address.
  *
  * \note This works only if UIP_FIXEDADDR is 0.
  *
  * \hideinitializer
  */
 #define UIP_PINGADDRCONF 0

 #if 0
 #define UIP_IPADDR0     172U /**< The first octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR1     25U /**< The second octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR2     218U   /**< The third octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR3     202U  /**< The fourth octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */

 #define UIP_NETMASK0    255 /**< The first octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK1    255 /**< The second octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK2    255 /**< The third octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK3    0   /**< The fourth octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */


 #define UIP_DRIPADDR0   192 /**< The first octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR1   168 /**< The second octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR2   0   /**< The third octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR3   1   /**< The fourth octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */

 #else

 #define UIP_IPADDR0     172U  /**< The first octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR1     25U /**< The second octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR2     218U   /**< The third octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_IPADDR3     202U  /**< The fourth octet of the IP address of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */

 #define UIP_NETMASK0    255 /**< The first octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK1    255 /**< The second octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK2    255 /**< The third octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_NETMASK3    0   /**< The fourth octet of the netmask of
 			       this uIP node, if UIP_FIXEDADDR is
 			       1. \hideinitializer */

 #define UIP_DRIPADDR0   172 /**< The first octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR1   25 /**< The second octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR2   218   /**< The third octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */
 #define UIP_DRIPADDR3   3   /**< The fourth octet of the IP address of
 			       the default router, if UIP_FIXEDADDR is
 			       1. \hideinitializer */

 #endif

 /**
  * Specifies if the uIP ARP module should be compiled with a fixed
  * Ethernet MAC address or not.
  *
  * If this configuration option is 0, the macro uip_setethaddr() can
  * be used to specify the Ethernet address at run-time.
  *
  * \hideinitializer
  */
 #define UIP_FIXEDETHADDR 0

 #define UIP_ETHADDR0    0x00  /**< The first octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */
 #define UIP_ETHADDR1    0xbd  /**< The second octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */
 #define UIP_ETHADDR2    0x3b  /**< The third octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */
 #define UIP_ETHADDR3    0x33  /**< The fourth octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */
 #define UIP_ETHADDR4    0x05  /**< The fifth octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */
 #define UIP_ETHADDR5    0x71  /**< The sixth octet of the Ethernet
 				 address if UIP_FIXEDETHADDR is
 				 1. \hideinitializer */

 /** @} */
 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipoptip IP configuration options
  * @{
  *
  */
 /**
  * The IP TTL (time to live) of IP packets sent by uIP.
  *
  * This should normally not be changed.
  */
 #define UIP_TTL         255

 /**
  * Turn on support for IP packet reassembly.
  *
  * uIP supports reassembly of fragmented IP packets. This features
  * requires an additonal amount of RAM to hold the reassembly buffer
  * and the reassembly code size is approximately 700 bytes.  The
  * reassembly buffer is of the same size as the uip_buf buffer
  * (configured by UIP_BUFSIZE).
  *
  * \note IP packet reassembly is not heavily tested.
  *
  * \hideinitializer
  */
 #define UIP_REASSEMBLY 0

 /**
  * The maximum time an IP fragment should wait in the reassembly
  * buffer before it is dropped.
  *
  */
 #define UIP_REASS_MAXAGE 40

 /** @} */

 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipoptudp UDP configuration options
  * @{
  *
  * \note The UDP support in uIP is still not entirely complete; there
  * is no support for sending or receiving broadcast or multicast
  * packets, but it works well enough to support a number of vital
  * applications such as DNS queries, though
  */

 /**
  * Toggles wether UDP support should be compiled in or not.
  *
  * \hideinitializer
  */
 #define UIP_UDP           0

 /**
  * Toggles if UDP checksums should be used or not.
  *
  * \note Support for UDP checksums is currently not included in uIP,
  * so this option has no function.
  *
  * \hideinitializer
  */
 #define UIP_UDP_CHECKSUMS 0

 /**
  * The maximum amount of concurrent UDP connections.
  *
  * \hideinitializer
  */
 #define UIP_UDP_CONNS    2

 /**
  * The name of the function that should be called when UDP datagrams arrive.
  *
  * \hideinitializer
  */
 #define UIP_UDP_APPCALL  udp_appcall

 /** @} */
 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipopttcp TCP configuration options
  * @{
  */

 /**
  * Determines if support for opening connections from uIP should be
  * compiled in.
  *
  * If the applications that are running on top of uIP for this project
  * do not need to open outgoing TCP connections, this configration
  * option can be turned off to reduce the code size of uIP.
  *
  * \hideinitializer
  */
 #define UIP_ACTIVE_OPEN 1

 /**
  * The maximum number of simultaneously open TCP connections.
  *
  * Since the TCP connections are statically allocated, turning this
  * configuration knob down results in less RAM used. Each TCP
  * connection requires approximatly 30 bytes of memory.
  *
  * \hideinitializer
  */
 #define UIP_CONNS       20

 /**
  * The maximum number of simultaneously listening TCP ports.
  *
  * Each listening TCP port requires 2 bytes of memory.
  *
  * \hideinitializer
  */
 #define UIP_LISTENPORTS 10

 /**
  * The size of the advertised receiver's window.
  *
  * Should be set low (i.e., to the size of the uip_buf buffer) is the
  * application is slow to process incoming data, or high (32768 bytes)
  * if the application processes data quickly.
  *
  * \hideinitializer
  */
 #define UIP_RECEIVE_WINDOW   32768

 /**
  * Determines if support for TCP urgent data notification should be
  * compiled in.
  *
  * Urgent data (out-of-band data) is a rarely used TCP feature that
  * very seldom would be required.
  *
  * \hideinitializer
  */
 #define UIP_URGDATA      1

 /**
  * The initial retransmission timeout counted in timer pulses.
  *
  * This should not be changed.
  */
 #define UIP_RTO         3

 /**
  * The maximum number of times a segment should be retransmitted
  * before the connection should be aborted.
  *
  * This should not be changed.
  */
 #define UIP_MAXRTX      8

 /**
  * The maximum number of times a SYN segment should be retransmitted
  * before a connection request should be deemed to have been
  * unsuccessful.
  *
  * This should not need to be changed.
  */
 #define UIP_MAXSYNRTX      3

 /**
  * The TCP maximum segment size.
  *
  * This is should not be to set to more than UIP_BUFSIZE - UIP_LLH_LEN - 40.
  */
 #define UIP_TCP_MSS     (UIP_BUFSIZE - UIP_LLH_LEN - 40)

 /**
  * How long a connection should stay in the TIME_WAIT state.
  *
  * This configiration option has no real implication, and it should be
  * left untouched.
  */
 #define UIP_TIME_WAIT_TIMEOUT 120


 /** @} */
 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipoptarp ARP configuration options
  * @{
  */

 /**
  * The size of the ARP table.
  *
  * This option should be set to a larger value if this uIP node will
  * have many connections from the local network.
  *
  * \hideinitializer
  */
 #define UIP_ARPTAB_SIZE 8

 /**
  * The maxium age of ARP table entries measured in 10ths of seconds.
  *
  * An UIP_ARP_MAXAGE of 120 corresponds to 20 minutes (BSD
  * default).
  */
 #define UIP_ARP_MAXAGE 120

 /** @} */

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

 /**
  * \defgroup uipoptgeneral General configuration options
  * @{
  */

 /**
  * The size of the uIP packet buffer.
  *
  * The uIP packet buffer should not be smaller than 60 bytes, and does
  * not need to be larger than 1500 bytes. Lower size results in lower
  * TCP throughput, larger size results in higher TCP throughput.
  *
  * \hideinitializer
  */
 #define UIP_BUFSIZE     2048


 /**
  * Determines if statistics support should be compiled in.
  *
  * The statistics is useful for debugging and to show the user.
  *
  * \hideinitializer
  */
 #define UIP_STATISTICS  1

 /**
  * Determines if logging of certain events should be compiled in.
  *
  * This is useful mostly for debugging. The function uip_log()
  * must be implemented to suit the architecture of the project, if
  * logging is turned on.
  *
  * \hideinitializer
  */
 #define UIP_LOGGING 0

 /**
  * Print out a uIP log message.
  *
  * This function must be implemented by the module that uses uIP, and
  * is called by uIP whenever a log message is generated.
  */
 void uip_log(char *msg);

 /**
  * The link level header length.
  *
  * This is the offset into the uip_buf where the IP header can be
  * found. For Ethernet, this should be set to 14. For SLIP, this
  * should be set to 0.
  *
  * \hideinitializer
  */
 #define UIP_LLH_LEN     14


 /** @} */
 /*------------------------------------------------------------------------------*/
 /**
  * \defgroup uipoptcpu CPU architecture configuration
  * @{
  *
  * The CPU architecture configuration is where the endianess of the
  * CPU on which uIP is to be run is specified. Most CPUs today are
  * little endian, and the most notable exception are the Motorolas
  * which are big endian. The BYTE_ORDER macro should be changed to
  * reflect the CPU architecture on which uIP is to be run.
  */
 #ifndef LITTLE_ENDIAN
 #define LITTLE_ENDIAN  3412
 #endif /* LITTLE_ENDIAN */
 #ifndef BIG_ENDIAN
 #define BIG_ENDIAN     1234
 #endif /* BIGE_ENDIAN */

 /**
  * The byte order of the CPU architecture on which uIP is to be run.
  *
  * This option can be either BIG_ENDIAN (Motorola byte order) or
  * LITTLE_ENDIAN (Intel byte order).
  *
  * \hideinitializer
  */
 #ifndef BYTE_ORDER
 #define BYTE_ORDER     LITTLE_ENDIAN
 #endif /* BYTE_ORDER */

 /** @} */
 /*------------------------------------------------------------------------------*/

 /**
  * \defgroup uipoptapp Appication specific configurations
  * @{
  *
  * An uIP application is implemented using a single application
  * function that is called by uIP whenever a TCP/IP event occurs. The
  * name of this function must be registered with uIP at compile time
  * using the UIP_APPCALL definition.
  *
  * uIP applications can store the application state within the
  * uip_conn structure by specifying the size of the application
  * structure with the UIP_APPSTATE_SIZE macro.
  *
  * The file containing the definitions must be included in the
  * uipopt.h file.
  *
  * The following example illustrates how this can look.
  \code

 void httpd_appcall(void);
 #define UIP_APPCALL     httpd_appcall

 struct httpd_state {
   u8_t state;
   u16_t count;
   char *dataptr;
   char *script;
 };
 #define UIP_APPSTATE_SIZE (sizeof(struct httpd_state))
  \endcode
  */

 /**
  * \var #define UIP_APPCALL
  *
  * The name of the application function that uIP should call in
  * response to TCP/IP events.
  *
  */

 /**
  * \var #define UIP_APPSTATE_SIZE
  *
  * The size of the application state that is to be stored in the
  * uip_conn structure.
  */
 /** @} */

 /* Include the header file for the application program that should be
    used. If you don't use the example web server, you should change
    this. */
 #include "httpd.h"


 #endif /* __UIPOPT_H__ */
	/**
	* \defgroup uipopt Configuration options for uIP
	* @{
	*
	* uIP is configured using the per-project configuration file
	* "uipopt.h". This file contains all compile-time options for uIP and
	* should be tweaked to match each specific project. The uIP
	* distribution contains a documented example "uipopt.h" that can be
	* copied and modified for each project.
	*/

	/**
	* \file
	* Configuration options for uIP.
	* \author Adam Dunkels <adam@dunkels.com>
	*
	* This file is used for tweaking various configuration options for
	* uIP. You should make a copy of this file into one of your project's
	* directories instead of editing this example "uipopt.h" file that
	* comes with the uIP distribution.
	*/

	/*
	* Copyright (c) 2001-2003, Adam Dunkels.
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.
	* 3. The name of the author may not be used to endorse or promote
	* products derived from this software without specific prior
	* written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
	* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
	* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
	* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
	* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
	* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
	* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*
	* This file is part of the uIP TCP/IP stack.
	*
	* $Id: uipopt.h,v 1.16.2.5 2003/10/07 13:22:51 adam Exp $
	*
	*/

	#ifndef __UIPOPT_H__
	#define __UIPOPT_H__

	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipopttypedef uIP type definitions
	* @{
	*/

	/**
	* The 8-bit unsigned data type.
	*
	* This may have to be tweaked for your particular compiler. "unsigned
	* char" works for most compilers.
	*/
	typedef unsigned char u8_t;

	/**
	* The 16-bit unsigned data type.
	*
	* This may have to be tweaked for your particular compiler. "unsigned
	* short" works for most compilers.
	*/
	typedef unsigned short u16_t;

	/**
	* The statistics data type.
	*
	* This datatype determines how high the statistics counters are able
	* to count.
	*/
	typedef unsigned short uip_stats_t;

	/** @} */

	/------------------------------------------------------------------------------/

	/**
	* \defgroup uipoptstaticconf Static configuration options
	* @{
	*
	* These configuration options can be used for setting the IP address
	* settings statically, but only if UIP_FIXEDADDR is set to 1. The
	* configuration options for a specific node includes IP address,
	* netmask and default router as well as the Ethernet address. The
	* netmask, default router and Ethernet address are appliciable only
	* if uIP should be run over Ethernet.
	*
	* All of these should be changed to suit your project.
	*/

	/**
	* Determines if uIP should use a fixed IP address or not.
	*
	* If uIP should use a fixed IP address, the settings are set in the
	* uipopt.h file. If not, the macros uip_sethostaddr(),
	* uip_setdraddr() and uip_setnetmask() should be used instead.
	*
	* \hideinitializer
	*/
	#define UIP_FIXEDADDR 1

	/**
	* Ping IP address asignment.
	*
	* uIP uses a "ping" packets for setting its own IP address if this
	* option is set. If so, uIP will start with an empty IP address and
	* the destination IP address of the first incoming "ping" (ICMP echo)
	* packet will be used for setting the hosts IP address.
	*
	* \note This works only if UIP_FIXEDADDR is 0.
	*
	* \hideinitializer
	*/
	#define UIP_PINGADDRCONF 0

	#if 0
	#define UIP_IPADDR0 172U /**< The first octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR1 25U /**< The second octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR2 218U /**< The third octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR3 202U /**< The fourth octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */

	#define UIP_NETMASK0 255 /**< The first octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK1 255 /**< The second octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK2 255 /**< The third octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK3 0 /**< The fourth octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */


	#define UIP_DRIPADDR0 192 /**< The first octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR1 168 /**< The second octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR2 0 /**< The third octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR3 1 /**< The fourth octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */

	#else

	#define UIP_IPADDR0 172U /**< The first octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR1 25U /**< The second octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR2 218U /**< The third octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_IPADDR3 202U /**< The fourth octet of the IP address of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */

	#define UIP_NETMASK0 255 /**< The first octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK1 255 /**< The second octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK2 255 /**< The third octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_NETMASK3 0 /**< The fourth octet of the netmask of
	this uIP node, if UIP_FIXEDADDR is
	1. \hideinitializer */

	#define UIP_DRIPADDR0 172 /**< The first octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR1 25 /**< The second octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR2 218 /**< The third octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */
	#define UIP_DRIPADDR3 3 /**< The fourth octet of the IP address of
	the default router, if UIP_FIXEDADDR is
	1. \hideinitializer */

	#endif

	/**
	* Specifies if the uIP ARP module should be compiled with a fixed
	* Ethernet MAC address or not.
	*
	* If this configuration option is 0, the macro uip_setethaddr() can
	* be used to specify the Ethernet address at run-time.
	*
	* \hideinitializer
	*/
	#define UIP_FIXEDETHADDR 0

	#define UIP_ETHADDR0 0x00 /**< The first octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */
	#define UIP_ETHADDR1 0xbd /**< The second octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */
	#define UIP_ETHADDR2 0x3b /**< The third octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */
	#define UIP_ETHADDR3 0x33 /**< The fourth octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */
	#define UIP_ETHADDR4 0x05 /**< The fifth octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */
	#define UIP_ETHADDR5 0x71 /**< The sixth octet of the Ethernet
	address if UIP_FIXEDETHADDR is
	1. \hideinitializer */

	/** @} */
	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipoptip IP configuration options
	* @{
	*
	*/
	/**
	* The IP TTL (time to live) of IP packets sent by uIP.
	*
	* This should normally not be changed.
	*/
	#define UIP_TTL 255

	/**
	* Turn on support for IP packet reassembly.
	*
	* uIP supports reassembly of fragmented IP packets. This features
	* requires an additonal amount of RAM to hold the reassembly buffer
	* and the reassembly code size is approximately 700 bytes. The
	* reassembly buffer is of the same size as the uip_buf buffer
	* (configured by UIP_BUFSIZE).
	*
	* \note IP packet reassembly is not heavily tested.
	*
	* \hideinitializer
	*/
	#define UIP_REASSEMBLY 0

	/**
	* The maximum time an IP fragment should wait in the reassembly
	* buffer before it is dropped.
	*
	*/
	#define UIP_REASS_MAXAGE 40

	/** @} */

	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipoptudp UDP configuration options
	* @{
	*
	* \note The UDP support in uIP is still not entirely complete; there
	* is no support for sending or receiving broadcast or multicast
	* packets, but it works well enough to support a number of vital
	* applications such as DNS queries, though
	*/

	/**
	* Toggles wether UDP support should be compiled in or not.
	*
	* \hideinitializer
	*/
	#define UIP_UDP 0

	/**
	* Toggles if UDP checksums should be used or not.
	*
	* \note Support for UDP checksums is currently not included in uIP,
	* so this option has no function.
	*
	* \hideinitializer
	*/
	#define UIP_UDP_CHECKSUMS 0

	/**
	* The maximum amount of concurrent UDP connections.
	*
	* \hideinitializer
	*/
	#define UIP_UDP_CONNS 2

	/**
	* The name of the function that should be called when UDP datagrams arrive.
	*
	* \hideinitializer
	*/
	#define UIP_UDP_APPCALL udp_appcall

	/** @} */
	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipopttcp TCP configuration options
	* @{
	*/

	/**
	* Determines if support for opening connections from uIP should be
	* compiled in.
	*
	* If the applications that are running on top of uIP for this project
	* do not need to open outgoing TCP connections, this configration
	* option can be turned off to reduce the code size of uIP.
	*
	* \hideinitializer
	*/
	#define UIP_ACTIVE_OPEN 1

	/**
	* The maximum number of simultaneously open TCP connections.
	*
	* Since the TCP connections are statically allocated, turning this
	* configuration knob down results in less RAM used. Each TCP
	* connection requires approximatly 30 bytes of memory.
	*
	* \hideinitializer
	*/
	#define UIP_CONNS 20

	/**
	* The maximum number of simultaneously listening TCP ports.
	*
	* Each listening TCP port requires 2 bytes of memory.
	*
	* \hideinitializer
	*/
	#define UIP_LISTENPORTS 10

	/**
	* The size of the advertised receiver's window.
	*
	* Should be set low (i.e., to the size of the uip_buf buffer) is the
	* application is slow to process incoming data, or high (32768 bytes)
	* if the application processes data quickly.
	*
	* \hideinitializer
	*/
	#define UIP_RECEIVE_WINDOW 32768

	/**
	* Determines if support for TCP urgent data notification should be
	* compiled in.
	*
	* Urgent data (out-of-band data) is a rarely used TCP feature that
	* very seldom would be required.
	*
	* \hideinitializer
	*/
	#define UIP_URGDATA 1

	/**
	* The initial retransmission timeout counted in timer pulses.
	*
	* This should not be changed.
	*/
	#define UIP_RTO 3

	/**
	* The maximum number of times a segment should be retransmitted
	* before the connection should be aborted.
	*
	* This should not be changed.
	*/
	#define UIP_MAXRTX 8

	/**
	* The maximum number of times a SYN segment should be retransmitted
	* before a connection request should be deemed to have been
	* unsuccessful.
	*
	* This should not need to be changed.
	*/
	#define UIP_MAXSYNRTX 3

	/**
	* The TCP maximum segment size.
	*
	* This is should not be to set to more than UIP_BUFSIZE - UIP_LLH_LEN - 40.
	*/
	#define UIP_TCP_MSS (UIP_BUFSIZE - UIP_LLH_LEN - 40)

	/**
	* How long a connection should stay in the TIME_WAIT state.
	*
	* This configiration option has no real implication, and it should be
	* left untouched.
	*/
	#define UIP_TIME_WAIT_TIMEOUT 120


	/** @} */
	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipoptarp ARP configuration options
	* @{
	*/

	/**
	* The size of the ARP table.
	*
	* This option should be set to a larger value if this uIP node will
	* have many connections from the local network.
	*
	* \hideinitializer
	*/
	#define UIP_ARPTAB_SIZE 8

	/**
	* The maxium age of ARP table entries measured in 10ths of seconds.
	*
	* An UIP_ARP_MAXAGE of 120 corresponds to 20 minutes (BSD
	* default).
	*/
	#define UIP_ARP_MAXAGE 120

	/** @} */

	/------------------------------------------------------------------------------/

	/**
	* \defgroup uipoptgeneral General configuration options
	* @{
	*/

	/**
	* The size of the uIP packet buffer.
	*
	* The uIP packet buffer should not be smaller than 60 bytes, and does
	* not need to be larger than 1500 bytes. Lower size results in lower
	* TCP throughput, larger size results in higher TCP throughput.
	*
	* \hideinitializer
	*/
	#define UIP_BUFSIZE 2048


	/**
	* Determines if statistics support should be compiled in.
	*
	* The statistics is useful for debugging and to show the user.
	*
	* \hideinitializer
	*/
	#define UIP_STATISTICS 1

	/**
	* Determines if logging of certain events should be compiled in.
	*
	* This is useful mostly for debugging. The function uip_log()
	* must be implemented to suit the architecture of the project, if
	* logging is turned on.
	*
	* \hideinitializer
	*/
	#define UIP_LOGGING 0

	/**
	* Print out a uIP log message.
	*
	* This function must be implemented by the module that uses uIP, and
	* is called by uIP whenever a log message is generated.
	*/
	void uip_log(char *msg);

	/**
	* The link level header length.
	*
	* This is the offset into the uip_buf where the IP header can be
	* found. For Ethernet, this should be set to 14. For SLIP, this
	* should be set to 0.
	*
	* \hideinitializer
	*/
	#define UIP_LLH_LEN 14


	/** @} */
	/------------------------------------------------------------------------------/
	/**
	* \defgroup uipoptcpu CPU architecture configuration
	* @{
	*
	* The CPU architecture configuration is where the endianess of the
	* CPU on which uIP is to be run is specified. Most CPUs today are
	* little endian, and the most notable exception are the Motorolas
	* which are big endian. The BYTE_ORDER macro should be changed to
	* reflect the CPU architecture on which uIP is to be run.
	*/
	#ifndef LITTLE_ENDIAN
	#define LITTLE_ENDIAN 3412
	#endif /* LITTLE_ENDIAN */
	#ifndef BIG_ENDIAN
	#define BIG_ENDIAN 1234
	#endif /* BIGE_ENDIAN */

	/**
	* The byte order of the CPU architecture on which uIP is to be run.
	*
	* This option can be either BIG_ENDIAN (Motorola byte order) or
	* LITTLE_ENDIAN (Intel byte order).
	*
	* \hideinitializer
	*/
	#ifndef BYTE_ORDER
	#define BYTE_ORDER LITTLE_ENDIAN
	#endif /* BYTE_ORDER */

	/** @} */
	/------------------------------------------------------------------------------/

	/**
	* \defgroup uipoptapp Appication specific configurations
	* @{
	*
	* An uIP application is implemented using a single application
	* function that is called by uIP whenever a TCP/IP event occurs. The
	* name of this function must be registered with uIP at compile time
	* using the UIP_APPCALL definition.
	*
	* uIP applications can store the application state within the
	* uip_conn structure by specifying the size of the application
	* structure with the UIP_APPSTATE_SIZE macro.
	*
	* The file containing the definitions must be included in the
	* uipopt.h file.
	*
	* The following example illustrates how this can look.
	\code

	void httpd_appcall(void);
	#define UIP_APPCALL httpd_appcall

	struct httpd_state {
	u8_t state;
	u16_t count;
	char *dataptr;
	char *script;
	};
	#define UIP_APPSTATE_SIZE (sizeof(struct httpd_state))
	\endcode
	*/

	/**
	* \var #define UIP_APPCALL
	*
	* The name of the application function that uIP should call in
	* response to TCP/IP events.
	*
	*/

	/**
	* \var #define UIP_APPSTATE_SIZE
	*
	* The size of the application state that is to be stored in the
	* uip_conn structure.
	*/
	/** @} */

	/* Include the header file for the application program that should be
	used. If you don't use the example web server, you should change
	this. */
	#include "httpd.h"


	#endif /* __UIPOPT_H__ */