396 lines
11 KiB
C
396 lines
11 KiB
C
/**
|
|
* @file
|
|
*
|
|
* lwIP Options Configuration
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
|
|
* 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 lwIP TCP/IP stack.
|
|
*
|
|
* Author: Adam Dunkels <adam@sics.se>
|
|
*
|
|
*/
|
|
#ifndef LWIP_LWIPOPTS_H
|
|
#define LWIP_LWIPOPTS_H
|
|
|
|
/*
|
|
-----------------------------------------------
|
|
---------- Platform specific locking ----------
|
|
-----------------------------------------------
|
|
*/
|
|
|
|
/**
|
|
* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
|
|
* use lwIP facilities.
|
|
*/
|
|
#define NO_SYS 1
|
|
|
|
|
|
/*
|
|
------------------------------------
|
|
---------- Memory options ----------
|
|
------------------------------------
|
|
*/
|
|
/**
|
|
* MEM_ALIGNMENT: should be set to the alignment of the CPU
|
|
* 4 byte alignment -> #define MEM_ALIGNMENT 4
|
|
* 2 byte alignment -> #define MEM_ALIGNMENT 2
|
|
*/
|
|
#define MEM_ALIGNMENT 1
|
|
|
|
/**
|
|
* MEM_SIZE: the size of the heap memory. If the application will send
|
|
* a lot of data that needs to be copied, this should be set high.
|
|
*/
|
|
#define MEM_SIZE 16000
|
|
|
|
|
|
/*
|
|
------------------------------------------------
|
|
---------- Internal Memory Pool Sizes ----------
|
|
------------------------------------------------
|
|
*/
|
|
/**
|
|
* MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
|
|
* If the application sends a lot of data out of ROM (or other static memory),
|
|
* this should be set high.
|
|
*/
|
|
#define MEMP_NUM_PBUF 30
|
|
|
|
/**
|
|
* MEMP_NUM_RAW_PCB: Number of raw connection PCBs
|
|
* (requires the LWIP_RAW option)
|
|
*/
|
|
#define MEMP_NUM_RAW_PCB 4
|
|
|
|
/**
|
|
* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
|
|
* per active UDP "connection".
|
|
* (requires the LWIP_UDP option)
|
|
*/
|
|
#define MEMP_NUM_UDP_PCB 4
|
|
|
|
/**
|
|
* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
|
|
* (requires the LWIP_TCP option)
|
|
*/
|
|
#define MEMP_NUM_TCP_PCB 2
|
|
|
|
/**
|
|
* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
|
|
* (requires the LWIP_TCP option)
|
|
*/
|
|
#define MEMP_NUM_TCP_PCB_LISTEN 8
|
|
|
|
/**
|
|
* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
|
|
* (requires the LWIP_TCP option)
|
|
*/
|
|
#define MEMP_NUM_TCP_SEG 16
|
|
|
|
/**
|
|
* MEMP_NUM_ARP_QUEUE: the number of simulateously queued outgoing
|
|
* packets (pbufs) that are waiting for an ARP request (to resolve
|
|
* their destination address) to finish.
|
|
* (requires the ARP_QUEUEING option)
|
|
*/
|
|
#define MEMP_NUM_ARP_QUEUE 2
|
|
|
|
/**
|
|
* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts.
|
|
*/
|
|
#define MEMP_NUM_SYS_TIMEOUT 3
|
|
|
|
/**
|
|
* MEMP_NUM_NETBUF: the number of struct netbufs.
|
|
* (only needed if you use the sequential API, like api_lib.c)
|
|
*/
|
|
#define MEMP_NUM_NETBUF 0
|
|
|
|
/**
|
|
* MEMP_NUM_NETCONN: the number of struct netconns.
|
|
* (only needed if you use the sequential API, like api_lib.c)
|
|
*/
|
|
#define MEMP_NUM_NETCONN 0
|
|
|
|
/**
|
|
* MEMP_NUM_TCPIP_MSG_API: the number of struct tcpip_msg, which are used
|
|
* for callback/timeout API communication.
|
|
* (only needed if you use tcpip.c)
|
|
*/
|
|
#define MEMP_NUM_TCPIP_MSG_API 0
|
|
|
|
/**
|
|
* MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used
|
|
* for incoming packets.
|
|
* (only needed if you use tcpip.c)
|
|
*/
|
|
#define MEMP_NUM_TCPIP_MSG_INPKT 0
|
|
|
|
/**
|
|
* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
|
|
*/
|
|
#define PBUF_POOL_SIZE 32
|
|
|
|
/*
|
|
---------------------------------
|
|
---------- ARP options ----------
|
|
---------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_ARP==1: Enable ARP functionality.
|
|
*/
|
|
#define LWIP_ARP 1
|
|
|
|
/*
|
|
--------------------------------
|
|
---------- IP options ----------
|
|
--------------------------------
|
|
*/
|
|
/**
|
|
* IP_FORWARD==1: Enables the ability to forward IP packets across network
|
|
* interfaces. If you are going to run lwIP on a device with only one network
|
|
* interface, define this to 0.
|
|
*/
|
|
#define IP_FORWARD 0
|
|
|
|
/**
|
|
* IP_OPTIONS: Defines the behavior for IP options.
|
|
* IP_OPTIONS==0_ALLOWED: All packets with IP options are dropped.
|
|
* IP_OPTIONS==1_ALLOWED: IP options are allowed (but not parsed).
|
|
*/
|
|
#define IP_OPTIONS_ALLOWED 1
|
|
|
|
/**
|
|
* IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
|
|
* this option does not affect outgoing packet sizes, which can be controlled
|
|
* via IP_FRAG.
|
|
*/
|
|
#define IP_REASSEMBLY 1
|
|
|
|
/**
|
|
* IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
|
|
* that this option does not affect incoming packet sizes, which can be
|
|
* controlled via IP_REASSEMBLY.
|
|
*/
|
|
#define IP_FRAG 1
|
|
|
|
/**
|
|
* IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)
|
|
* a fragmented IP packet waits for all fragments to arrive. If not all fragments arrived
|
|
* in this time, the whole packet is discarded.
|
|
*/
|
|
#define IP_REASS_MAXAGE 3
|
|
|
|
/**
|
|
* IP_REASS_MAX_PBUFS: Total maximum amount of pbufs waiting to be reassembled.
|
|
* Since the received pbufs are enqueued, be sure to configure
|
|
* PBUF_POOL_SIZE > IP_REASS_MAX_PBUFS so that the stack is still able to receive
|
|
* packets even if the maximum amount of fragments is enqueued for reassembly!
|
|
*/
|
|
#define IP_REASS_MAX_PBUFS 10
|
|
|
|
/**
|
|
* IP_FRAG_USES_STATIC_BUF==1: Use a static MTU-sized buffer for IP
|
|
* fragmentation. Otherwise pbufs are allocated and reference the original
|
|
* packet data to be fragmented.
|
|
*/
|
|
#define IP_FRAG_USES_STATIC_BUF 0
|
|
|
|
/**
|
|
* IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers.
|
|
*/
|
|
#define IP_DEFAULT_TTL 255
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- ICMP options ----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_ICMP==1: Enable ICMP module inside the IP stack.
|
|
* Be careful, disable that make your product non-compliant to RFC1122
|
|
*/
|
|
#define LWIP_ICMP 1
|
|
|
|
/**
|
|
* ICMP_TTL: Default value for Time-To-Live used by ICMP packets.
|
|
*/
|
|
#define ICMP_TTL (IP_DEFAULT_TTL)
|
|
|
|
/*
|
|
---------------------------------
|
|
---------- RAW options ----------
|
|
---------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
|
|
*/
|
|
#define LWIP_RAW 0
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- DHCP options ----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_DHCP==1: Enable DHCP module.
|
|
*/
|
|
#define LWIP_DHCP 0
|
|
|
|
/*
|
|
------------------------------------
|
|
---------- AUTOIP options ----------
|
|
------------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_AUTOIP==1: Enable AUTOIP module.
|
|
*/
|
|
#define LWIP_AUTOIP 0
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- SNMP options ----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP
|
|
* transport.
|
|
*/
|
|
#define LWIP_SNMP 1
|
|
#define SNMP_PRIVATE_MIB 1
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- IGMP options ----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_IGMP==1: Turn on IGMP module.
|
|
*/
|
|
#define LWIP_IGMP 0
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- DNS options -----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
|
|
* transport.
|
|
*/
|
|
#define LWIP_DNS 0
|
|
|
|
/*
|
|
---------------------------------
|
|
---------- UDP options ----------
|
|
---------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_UDP==1: Turn on UDP.
|
|
*/
|
|
#define LWIP_UDP 1
|
|
|
|
/**
|
|
* LWIP_UDPLITE==1: Turn on UDP-Lite. (Requires LWIP_UDP)
|
|
*/
|
|
#define LWIP_UDPLITE 0
|
|
|
|
/**
|
|
* UDP_TTL: Default Time-To-Live value.
|
|
*/
|
|
#define UDP_TTL (IP_DEFAULT_TTL)
|
|
|
|
/*
|
|
---------------------------------
|
|
---------- TCP options ----------
|
|
---------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_TCP==1: Turn on TCP.
|
|
*/
|
|
#define LWIP_TCP 1
|
|
|
|
/*
|
|
----------------------------------
|
|
---------- Pbuf options ----------
|
|
----------------------------------
|
|
*/
|
|
/**
|
|
* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
|
|
* link level header. The default is 14, the standard value for
|
|
* Ethernet.
|
|
*/
|
|
#define PBUF_LINK_HLEN 16
|
|
|
|
/*
|
|
------------------------------------
|
|
---------- LOOPIF options ----------
|
|
------------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1) and loopif.c
|
|
*/
|
|
#define LWIP_HAVE_LOOPIF 0
|
|
|
|
|
|
/*
|
|
----------------------------------------------
|
|
---------- Sequential layer options ----------
|
|
----------------------------------------------
|
|
*/
|
|
|
|
/**
|
|
* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
|
|
*/
|
|
#define LWIP_NETCONN 0
|
|
|
|
/*
|
|
------------------------------------
|
|
---------- Socket options ----------
|
|
------------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
|
|
*/
|
|
#define LWIP_SOCKET 0
|
|
|
|
/*
|
|
----------------------------------------
|
|
---------- Statistics options ----------
|
|
----------------------------------------
|
|
*/
|
|
/**
|
|
* LWIP_STATS==1: Enable statistics collection in lwip_stats.
|
|
*/
|
|
#define LWIP_STATS 0
|
|
|
|
/* Misc */
|
|
|
|
#endif /* LWIP_LWIPOPTS_H */
|