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/*
* Copyright (c) 2001-2003 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: Simon Goldschmidt
*
*/
#ifndef LWIPOPTS_H__
#define LWIPOPTS_H__
// Pulls in tusb_option.h → tusb_config.h, which defines LWIP_HIGH_THROUGHPUT
// based on the target MCU's SRAM tier.
#include "tusb_option.h"
#ifndef LWIP_HIGH_THROUGHPUT
#define LWIP_HIGH_THROUGHPUT 0
#endif
/* Prevent having to link sys_arch.c (we don't test the API layers in unit tests) */
#define NO_SYS 1
#define MEM_ALIGNMENT 4
#define LWIP_RAW 0
#define LWIP_NETCONN 0
#define LWIP_SOCKET 0
#define LWIP_DHCP 0
#define LWIP_ICMP 1
#define LWIP_UDP 1
#define LWIP_TCP 1
#define LWIP_IPV4 1
#define LWIP_IPV6 0
#define ETH_PAD_SIZE 0
#define LWIP_IP_ACCEPT_UDP_PORT(p) ((p) == PP_NTOHS(67))
#define TCP_MSS (1500 /*mtu*/ - 20 /*iphdr*/ - 20 /*tcphhr*/)
#define TCP_SND_BUF (4 * TCP_MSS)
#if LWIP_HIGH_THROUGHPUT
#define TCP_WND (8 * TCP_MSS)
#define PBUF_POOL_SIZE 8
// Must grow in step with TCP_SND_BUF (default MEMP_NUM_TCP_SEG=16 caps TCP_SND_BUF at 4*MSS).
#define MEMP_NUM_TCP_SEG 16
#else
#define TCP_WND (4 * TCP_MSS)
#define PBUF_POOL_SIZE 4
#endif
#define ETHARP_SUPPORT_STATIC_ENTRIES 1
#define LWIP_HTTPD_CGI 0
#define LWIP_HTTPD_SSI 0
#define LWIP_HTTPD_SSI_INCLUDE_TAG 0
#define LWIP_SINGLE_NETIF 1
#define LWIP_NETIF_LINK_CALLBACK 1
#define HTTPD_USE_CUSTOM_FSDATA 0
#define LWIP_MULTICAST_PING 1
#define LWIP_BROADCAST_PING 1
#define LWIP_IPV6_MLD 0
#define LWIP_IPV6_SEND_ROUTER_SOLICIT 0
#endif /* __LWIPOPTS_H__ */
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