460 lines
13 KiB
C
460 lines
13 KiB
C
/**
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* @file
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*
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* lwIP Options Configuration
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*/
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/*
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* Copyright (c) 2001-2004 Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
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* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*
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* This file is part of the lwIP TCP/IP stack.
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*
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* Author: Adam Dunkels <adam@sics.se>
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*
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*/
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#ifndef __LWIPOPTS_H__
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#define __LWIPOPTS_H__
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/*
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#define LWIP_DEBUG 1
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#define RAW_DEBUG LWIP_DBG_ON
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#define IP_DEBUG LWIP_DBG_ON
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#define NETIF_DEBUG LWIP_DBG_ON
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#define ETHARP_DEBUG LWIP_DBG_ON
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#define TCP_DEBUG LWIP_DBG_ON
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#define TCP_RST_DEBUG LWIP_DBG_ON
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#define TCP_DEBUG_PCB_LISTS LWIP_DBG_ON
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#define TCP_INPUT_DEBUG LWIP_DBG_ON
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#define TCP_OUTPUT_DEBUG LWIP_DBG_ON
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#define TCPIP_DEBUG LWIP_DBG_ON
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#define UDP_DEBUG LWIP_DBG_ON
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#define PBUF_DEBUG LWIP_DBG_ON
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#define TCP_CWND_DEBUG LWIP_DBG_ON
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*/
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#define LWIP_DBG_TYPES_ON (LWIP_DBG_ON | LWIP_DBG_TRACE)
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#define LWIP_NETIF_LOOPBACK 1
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#define LWIP_NETIF_API 0
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#define CHECKSUM_GEN_IP 1
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#define CHECKSUM_GEN_UDP 1
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#define CHECKSUM_GEN_TCP 1
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#define CHECKSUM_CHECK_IP 1
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#define CHECKSUM_CHECK_UDP 1
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#define CHECKSUM_CHECK_TCP 1
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#define TCP_MSS (1460)
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#define TCP_SND_BUF (256 * TCP_MSS)
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#define TCP_SNDLOWAT (256)
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#define TCP_SND_QUEUELEN (512)
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#define TCP_WND ((1 << 16) - 1)
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#define PBUF_POOL_BUFSIZE (2048)
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/*
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* Include user defined options first. Anything not defined in these files
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* will be set to standard values. Override anything you dont like!
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*/
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#include "lwip/debug.h"
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#define MEM_LIBC_MALLOC 1
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/*
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-----------------------------------------------
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---------- Platform specific locking ----------
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-----------------------------------------------
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*/
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/**
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* SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain
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* critical regions during buffer allocation, deallocation and memory
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* allocation and deallocation.
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*/
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#define SYS_LIGHTWEIGHT_PROT 0
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/**
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* NO_SYS==1: Provides VERY minimal functionality. Otherwise,
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* use lwIP facilities.
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*/
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#define NO_SYS 1
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/*
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------------------------------------
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---------- Memory options ----------
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------------------------------------
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*/
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/**
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* MEM_ALIGNMENT: should be set to the alignment of the CPU
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* 4 byte alignment -> #define MEM_ALIGNMENT 4
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* 2 byte alignment -> #define MEM_ALIGNMENT 2
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*/
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#define MEM_ALIGNMENT 4
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/**
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* MEM_SIZE: the size of the heap memory. If the application will send
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* a lot of data that needs to be copied, this should be set high.
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*/
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#define MEM_SIZE (1 << 21)
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/*
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------------------------------------------------
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---------- Internal Memory Pool Sizes ----------
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------------------------------------------------
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*/
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/**
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* MEMP_NUM_PBUF: the number of memp struct pbufs (used for PBUF_ROM and PBUF_REF).
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* If the application sends a lot of data out of ROM (or other static memory),
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* this should be set high.
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*/
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#define MEMP_NUM_PBUF 128
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/**
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* MEMP_NUM_RAW_PCB: Number of raw connection PCBs
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* (requires the LWIP_RAW option)
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*/
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#define MEMP_NUM_RAW_PCB 64
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/**
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* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
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* per active UDP "connection".
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* (requires the LWIP_UDP option)
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*/
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#define MEMP_NUM_UDP_PCB 64
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/**
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* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections.
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* (requires the LWIP_TCP option)
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*/
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#define MEMP_NUM_TCP_PCB 64
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/**
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* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections.
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* (requires the LWIP_TCP option)
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*/
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#define MEMP_NUM_TCP_PCB_LISTEN 16
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/**
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* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments.
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* (requires the LWIP_TCP option)
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*/
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#define MEMP_NUM_TCP_SEG 512
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/**
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* MEMP_NUM_REASSDATA: the number of simultaneously IP packets queued for
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* reassembly (whole packets, not fragments!)
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*/
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#define MEMP_NUM_REASSDATA 4
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/**
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* MEMP_NUM_ARP_QUEUE: the number of simulateously queued outgoing
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* packets (pbufs) that are waiting for an ARP request (to resolve
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* their destination address) to finish.
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* (requires the ARP_QUEUEING option)
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*/
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#define MEMP_NUM_ARP_QUEUE 4
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/**
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* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts.
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* (requires NO_SYS==0)
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*/
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#define MEMP_NUM_SYS_TIMEOUT 8
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/**
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* MEMP_NUM_NETBUF: the number of struct netbufs.
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* (only needed if you use the sequential API, like api_lib.c)
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*/
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#define MEMP_NUM_NETBUF 128
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/**
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* MEMP_NUM_NETCONN: the number of struct netconns.
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* (only needed if you use the sequential API, like api_lib.c)
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*/
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#define MEMP_NUM_NETCONN 32
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/**
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* MEMP_NUM_TCPIP_MSG_API: the number of struct tcpip_msg, which are used
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* for callback/timeout API communication.
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* (only needed if you use tcpip.c)
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*/
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#define MEMP_NUM_TCPIP_MSG_API 256
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/**
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* MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used
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* for incoming packets.
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* (only needed if you use tcpip.c)
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*/
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#define MEMP_NUM_TCPIP_MSG_INPKT 256
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/**
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* PBUF_POOL_SIZE: the number of buffers in the pbuf pool.
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*/
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#define PBUF_POOL_SIZE (1 << 10)
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/*
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---------------------------------
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---------- ARP options ----------
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---------------------------------
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*/
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/**
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* LWIP_ARP==1: Enable ARP functionality.
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*/
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#define LWIP_ARP 1
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/*
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--------------------------------
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---------- IP options ----------
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--------------------------------
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*/
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/**
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* IP_FORWARD==1: Enables the ability to forward IP packets across network
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* interfaces. If you are going to run lwIP on a device with only one network
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* interface, define this to 0.
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*/
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#define IP_FORWARD 0
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/**
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* IP_OPTIONS: Defines the behavior for IP options.
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* IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped.
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* IP_OPTIONS_ALLOWED==1: IP options are allowed (but not parsed).
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*/
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#define IP_OPTIONS_ALLOWED 1
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/**
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* IP_REASSEMBLY==1: Reassemble incoming fragmented IP packets. Note that
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* this option does not affect outgoing packet sizes, which can be controlled
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* via IP_FRAG.
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*/
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#define IP_REASSEMBLY 1
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/**
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* IP_FRAG==1: Fragment outgoing IP packets if their size exceeds MTU. Note
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* that this option does not affect incoming packet sizes, which can be
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* controlled via IP_REASSEMBLY.
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*/
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#define IP_FRAG 1
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/**
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* IP_REASS_MAXAGE: Maximum time (in multiples of IP_TMR_INTERVAL - so seconds, normally)
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* a fragmented IP packet waits for all fragments to arrive. If not all fragments arrived
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* in this time, the whole packet is discarded.
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*/
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#define IP_REASS_MAXAGE 3
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/**
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* IP_REASS_MAX_PBUFS: Total maximum amount of pbufs waiting to be reassembled.
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* Since the received pbufs are enqueued, be sure to configure
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* PBUF_POOL_SIZE > IP_REASS_MAX_PBUFS so that the stack is still able to receive
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* packets even if the maximum amount of fragments is enqueued for reassembly!
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*/
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#define IP_REASS_MAX_PBUFS 4
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/**
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* IP_FRAG_USES_STATIC_BUF==1: Use a static MTU-sized buffer for IP
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* fragmentation. Otherwise pbufs are allocated and reference the original
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* packet data to be fragmented.
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*/
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#define IP_FRAG_USES_STATIC_BUF 1
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/**
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* IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers.
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*/
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#define IP_DEFAULT_TTL 255
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/*
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----------------------------------
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---------- ICMP options ----------
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----------------------------------
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*/
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/**
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* LWIP_ICMP==1: Enable ICMP module inside the IP stack.
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* Be careful, disable that make your product non-compliant to RFC1122
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*/
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#define LWIP_ICMP 1
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/*
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---------------------------------
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---------- RAW options ----------
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---------------------------------
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*/
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/**
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* LWIP_RAW==1: Enable application layer to hook into the IP layer itself.
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*/
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#define LWIP_RAW 1
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/*
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----------------------------------
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---------- DHCP options ----------
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----------------------------------
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*/
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/**
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* LWIP_DHCP==1: Enable DHCP module.
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*/
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#define LWIP_DHCP 0
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/*
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------------------------------------
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---------- AUTOIP options ----------
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------------------------------------
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*/
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/**
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* LWIP_AUTOIP==1: Enable AUTOIP module.
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*/
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#define LWIP_AUTOIP 0
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/*
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----------------------------------
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---------- SNMP options ----------
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----------------------------------
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*/
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/**
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* LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP
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* transport.
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*/
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#define LWIP_SNMP 0
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/*
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----------------------------------
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---------- IGMP options ----------
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----------------------------------
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*/
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/**
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* LWIP_IGMP==1: Turn on IGMP module.
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*/
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#define LWIP_IGMP 0
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/*
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----------------------------------
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---------- DNS options -----------
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----------------------------------
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*/
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/**
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* LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS
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* transport.
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*/
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#define LWIP_DNS 1
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/*
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---------------------------------
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---------- UDP options ----------
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---------------------------------
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*/
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/**
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* LWIP_UDP==1: Turn on UDP.
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*/
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#define LWIP_UDP 1
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/*
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---------------------------------
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---------- TCP options ----------
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---------------------------------
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*/
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/**
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* LWIP_TCP==1: Turn on TCP.
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*/
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#define LWIP_TCP 1
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#define LWIP_LISTEN_BACKLOG 0
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/*
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----------------------------------
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---------- Pbuf options ----------
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----------------------------------
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*/
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/**
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* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
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* link level header. The default is 14, the standard value for
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* Ethernet.
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*/
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#define PBUF_LINK_HLEN 14
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/**
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* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is
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* designed to accomodate single full size TCP frame in one pbuf, including
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* TCP_MSS, IP header, and link header.
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*
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*/
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/*
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------------------------------------
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---------- LOOPIF options ----------
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------------------------------------
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*/
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/**
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* LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1) and loopif.c
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*/
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#define LWIP_HAVE_LOOPIF 1
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/*
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----------------------------------------------
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---------- Sequential layer options ----------
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----------------------------------------------
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*/
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/**
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* LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c)
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*/
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#define LWIP_NETCONN 0
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/*
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------------------------------------
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---------- Socket options ----------
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------------------------------------
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*/
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/**
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* LWIP_SOCKET==1: Enable Socket API (require to use sockets.c)
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*/
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#define LWIP_SOCKET 0
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#define LWIP_COMPAT_SOCKETS 0
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/*
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----------------------------------------
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---------- Statistics options ----------
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----------------------------------------
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*/
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/**
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* LWIP_STATS==1: Enable statistics collection in lwip_stats.
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*/
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#define LWIP_STATS 0
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/*
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---------------------------------
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---------- PPP options ----------
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---------------------------------
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*/
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/**
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* PPP_SUPPORT==1: Enable PPP.
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*/
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#define PPP_SUPPORT 0
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/* Misc */
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#define LWIP_TIMEVAL_PRIVATE 0
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#endif /* __LWIPOPTS_H__ */
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