/** ****************************************************************************** * @file LwIP/LwIP_HTTP_Server_Socket_RTOS/Inc/lwipopts.h * @author MCD Application Team * @brief lwIP Options Configuration. * This file is based on Utilities\lwip_v1.4.1\src\include\lwip\opt.h * and contains the lwIP configuration for the STM32F2x7 demonstration. ****************************************************************************** * @attention * *

© Copyright (c) 2017 STMicroelectronics. * All rights reserved.

* * This software component is licensed by ST under BSD 3-Clause license, * the "License"; You may not use this file except in compliance with the * License. You may obtain a copy of the License at: * opensource.org/licenses/BSD-3-Clause * ****************************************************************************** */ #ifndef __LWIPOPTS_H__ #define __LWIPOPTS_H__ /** * NO_SYS==1: Provides VERY minimal functionality. Otherwise, * use lwIP facilities. */ #define NO_SYS 0 /* ---------- Memory options ---------- */ /* MEM_ALIGNMENT: should be set to the alignment of the CPU for which lwIP is compiled. 4 byte alignment -> define MEM_ALIGNMENT to 4, 2 byte alignment -> define MEM_ALIGNMENT to 2. */ #define MEM_ALIGNMENT 4 /* 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 (10*1024) /* MEMP_NUM_PBUF: the number of memp struct pbufs. If the application sends a lot of data out of ROM (or other static memory), this should be set high. */ #define MEMP_NUM_PBUF 10 /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One per active UDP "connection". */ #define MEMP_NUM_UDP_PCB 6 /* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections. */ #define MEMP_NUM_TCP_PCB 10 /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections. */ #define MEMP_NUM_TCP_PCB_LISTEN 5 /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments. */ #define MEMP_NUM_TCP_SEG 12 /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts. */ #define MEMP_NUM_SYS_TIMEOUT 10 /* ---------- Pbuf options ---------- */ /* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */ #define PBUF_POOL_SIZE 8 /* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */ #define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_ENCAPSULATION_HLEN+PBUF_LINK_HLEN) /* ---------- TCP options ---------- */ #define LWIP_TCP 1 #define TCP_TTL 255 /* Controls if TCP should queue segments that arrive out of order. Define to 0 if your device is low on memory. */ #define TCP_QUEUE_OOSEQ 0 /* TCP Maximum segment size. */ #define TCP_MSS (1500 - 40) /* TCP_MSS = (Ethernet MTU - IP header size - TCP header size) */ /* TCP sender buffer space (bytes). */ #define TCP_SND_BUF (4*TCP_MSS) /* TCP_SND_QUEUELEN: TCP sender buffer space (pbufs). This must be at least as much as (2 * TCP_SND_BUF/TCP_MSS) for things to work. */ #define TCP_SND_QUEUELEN (2* TCP_SND_BUF/TCP_MSS) /* TCP receive window. */ #define TCP_WND (2*TCP_MSS) /* ---------- ICMP options ---------- */ #define LWIP_ICMP 1 /* ---------- DHCP options ---------- */ #define LWIP_DHCP 1 /* ---------- UDP options ---------- */ #define LWIP_UDP 1 #define UDP_TTL 255 /* ---------- Statistics options ---------- */ #define LWIP_STATS 0 /* ---------- link callback options ---------- */ /* LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface * whenever the link changes (i.e., link down) */ #define LWIP_NETIF_LINK_CALLBACK 1 /* -------------------------------------- ---------- Checksum options ---------- -------------------------------------- */ /* The STM32F2x7 allows computing and verifying the IP, UDP, TCP and ICMP checksums by hardware: - To use this feature let the following define uncommented. - To disable it and process by CPU comment the the checksum. */ #define CHECKSUM_BY_HARDWARE #ifdef CHECKSUM_BY_HARDWARE /* CHECKSUM_GEN_IP==0: Generate checksums by hardware for outgoing IP packets.*/ #define CHECKSUM_GEN_IP 0 /* CHECKSUM_GEN_UDP==0: Generate checksums by hardware for outgoing UDP packets.*/ #define CHECKSUM_GEN_UDP 0 /* CHECKSUM_GEN_TCP==0: Generate checksums by hardware for outgoing TCP packets.*/ #define CHECKSUM_GEN_TCP 0 /* CHECKSUM_CHECK_IP==0: Check checksums by hardware for incoming IP packets.*/ #define CHECKSUM_CHECK_IP 0 /* CHECKSUM_CHECK_UDP==0: Check checksums by hardware for incoming UDP packets.*/ #define CHECKSUM_CHECK_UDP 0 /* CHECKSUM_CHECK_TCP==0: Check checksums by hardware for incoming TCP packets.*/ #define CHECKSUM_CHECK_TCP 0 /* CHECKSUM_CHECK_ICMP==0: Check checksums by hardware for incoming ICMP packets.*/ #define CHECKSUM_GEN_ICMP 0 #else /* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/ #define CHECKSUM_GEN_IP 1 /* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/ #define CHECKSUM_GEN_UDP 1 /* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/ #define CHECKSUM_GEN_TCP 1 /* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/ #define CHECKSUM_CHECK_IP 1 /* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/ #define CHECKSUM_CHECK_UDP 1 /* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/ #define CHECKSUM_CHECK_TCP 1 /* CHECKSUM_CHECK_ICMP==1: Check checksums by hardware for incoming ICMP packets.*/ #define CHECKSUM_GEN_ICMP 1 #endif /* ---------------------------------------------- ---------- Sequential layer options ---------- ---------------------------------------------- */ /** * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c) */ #define LWIP_NETCONN 1 /* ------------------------------------ ---------- Socket options ---------- ------------------------------------ */ /** * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c) */ #define LWIP_SOCKET 1 /* ------------------------------------ ---------- httpd options ---------- ------------------------------------ */ /** Set this to 1 to include "fsdata_custom.c" instead of "fsdata.c" for the * file system (to prevent changing the file included in CVS) */ #define HTTPD_USE_CUSTOM_FSDATA 1 /* --------------------------------- ---------- OS options ---------- --------------------------------- */ #define TCPIP_THREAD_NAME "TCP/IP" #define TCPIP_THREAD_STACKSIZE 1000 #define TCPIP_MBOX_SIZE 6 #define DEFAULT_UDP_RECVMBOX_SIZE 6 #define DEFAULT_TCP_RECVMBOX_SIZE 6 #define DEFAULT_ACCEPTMBOX_SIZE 6 #define DEFAULT_THREAD_STACKSIZE 500 #define TCPIP_THREAD_PRIO osPriorityHigh #endif /* __LWIPOPTS_H__ */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/