/** * @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 * */ #ifndef LWIP_LWIPOPTS_H #define LWIP_LWIPOPTS_H /* * Include user defined options first. Anything not defined in these files * will be set to standard values. Override anything you dont like! */ #include "lwip/arch.h" #include "lwip/debug.h" /* ----------------------------------------------- ---------- Platform specific locking ---------- ----------------------------------------------- */ /** * SYS_LIGHTWEIGHT_PROT==1: if you want inter-task protection for certain * critical regions during buffer allocation, deallocation and memory * allocation and deallocation. */ #define SYS_LIGHTWEIGHT_PROT 1 /** * NO_SYS==1: Provides VERY minimal functionality. Otherwise, * use lwIP facilities. */ #define NO_SYS 0 #define LWIP_IPV4 (NO_SYS==0) #define LWIP_IPV6 (NO_SYS==0) /* ------------------------------------ ---------- 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 4U /** * 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 10240 /* ------------------------------------------------ ---------- 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 16 /** * MEMP_NUM_RAW_PCB: Number of raw connection PCBs * (requires the LWIP_RAW option) */ #define MEMP_NUM_RAW_PCB 3 /** * 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 8 /** * MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections. * (requires the LWIP_TCP option) */ #define MEMP_NUM_TCP_PCB 5 /** * 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_REASSDATA: the number of simultaneously IP packets queued for * reassembly (whole packets, not fragments!) */ #define MEMP_NUM_REASSDATA 10 /** * 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. * (requires NO_SYS==0) */ #define MEMP_NUM_SYS_TIMEOUT 12 /** * MEMP_NUM_NETBUF: the number of struct netbufs. * (only needed if you use the sequential API, like api_lib.c) */ #define MEMP_NUM_NETBUF 2 /** * MEMP_NUM_NETCONN: the number of struct netconns. * (only needed if you use the sequential API, like api_lib.c) */ #define MEMP_NUM_NETCONN 32 /** * 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 16 /** * 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 16 /** * PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */ #define PBUF_POOL_SIZE 50 /* --------------------------------- ---------- 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 1 /** * IP_OPTIONS: Defines the behavior for IP options. * IP_OPTIONS_ALLOWED==0: All packets with IP options are dropped. * IP_OPTIONS_ALLOWED==1: 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 /* --------------------------------- ---------- RAW options ---------- --------------------------------- */ /** * LWIP_RAW==1: Enable application layer to hook into the IP layer itself. */ #define LWIP_RAW 1 /* ---------------------------------- ---------- DHCP options ---------- ---------------------------------- */ /** * LWIP_DHCP==1: Enable DHCP module. */ #define LWIP_DHCP 1 /* ------------------------------------ ---------- AUTOIP options ---------- ------------------------------------ */ /** * LWIP_AUTOIP==1: Enable AUTOIP module. */ #define LWIP_AUTOIP (LWIP_DHCP) /* ---------------------------------- ---------- SNMP options ---------- ---------------------------------- */ /** * LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP * transport. */ #define LWIP_SNMP 1 /* ---------------------------------- ---------- IGMP options ---------- ---------------------------------- */ /** * LWIP_IGMP==1: Turn on IGMP module. */ #define LWIP_IGMP (LWIP_IPV4) /* ---------------------------------- ---------- DNS options ----------- ---------------------------------- */ /** * LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS * transport. */ #define LWIP_DNS 1 /* --------------------------------- ---------- UDP options ---------- --------------------------------- */ /** * LWIP_UDP==1: Turn on UDP. */ #define LWIP_UDP 1 /* --------------------------------- ---------- TCP options ---------- --------------------------------- */ /** * LWIP_TCP==1: Turn on TCP. */ #define LWIP_TCP 1 #define LWIP_LISTEN_BACKLOG 0 /* ---------------------------------- ---------- 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 /** * PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. The default is * designed to accomodate single full size TCP frame in one pbuf, including * TCP_MSS, IP header, and link header. * */ #define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN) /* ------------------------------------ ---------- 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 1 /* ------------------------------------ ---------- Socket options ---------- ------------------------------------ */ /** * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c) */ #define LWIP_SOCKET 1 /** * SO_REUSE==1: Enable SO_REUSEADDR */ #define SO_REUSE 1 /* ---------------------------------------- ---------- Statistics options ---------- ---------------------------------------- */ /** * LWIP_STATS==1: Enable statistics collection in lwip_stats. */ #define LWIP_STATS 1 /* --------------------------------- ---------- PPP options ---------- --------------------------------- */ /** * PPP_SUPPORT==1: Enable PPP. */ #define PPP_SUPPORT 0 #define LWIP_DBG_MIN_LEVEL 0 #define LWIP_COMPAT_SOCKETS 1 #define PPP_DEBUG LWIP_DBG_OFF #define MEM_DEBUG LWIP_DBG_OFF #define API_MSG_DEBUG LWIP_DBG_ON #define TCPIP_DEBUG LWIP_DBG_ON #define NETIF_DEBUG LWIP_DBG_ON #define SOCKETS_DEBUG LWIP_DBG_ON #define IP_DEBUG LWIP_DBG_ON #define IP_REASS_DEBUG LWIP_DBG_ON #define RAW_DEBUG LWIP_DBG_ON #define ICMP_DEBUG LWIP_DBG_ON #define UDP_DEBUG LWIP_DBG_ON #define TCP_DEBUG LWIP_DBG_ON #define TCP_INPUT_DEBUG LWIP_DBG_ON #define TCP_OUTPUT_DEBUG LWIP_DBG_ON #define TCP_RTO_DEBUG LWIP_DBG_ON #define TCP_CWND_DEBUG LWIP_DBG_ON #define TCP_WND_DEBUG LWIP_DBG_ON #define TCP_FR_DEBUG LWIP_DBG_ON #define TCP_QLEN_DEBUG LWIP_DBG_ON #define TCP_RST_DEBUG LWIP_DBG_ON extern unsigned char debug_flags; #define LWIP_DBG_TYPES_ON debug_flags #define IP_SOF_BROADCAST_RECV 1 #define IP_SOF_BROADCAST 1 #define SO_REUSE_RXTOALL 1 #define LWIP_SO_RCVTIMEO (LWIP_SOCKET) #define MEMP_OVERFLOW_CHECK 1 #define LWIP_TCPIP_TIMEOUT 1 /* ---------- TCP options ---------- */ #define TCP_LISTEN_BACKLOG 1 /* 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 1 /* TCP Maximum segment size. */ #define TCP_MSS 1024 /* TCP sender buffer space (bytes). */ #define TCP_SND_BUF (2 * TCP_MSS) /* TCP sender buffer space (pbufs). This must be at least = 2 * TCP_SND_BUF/TCP_MSS for things to work. */ #define TCP_SND_QUEUELEN (4 * TCP_SND_BUF/TCP_MSS) /* TCP writable space (bytes). This must be less than or equal to TCP_SND_BUF. It is the amount of space which must be available in the tcp snd_buf for select to return writable */ #define TCP_SNDLOWAT (TCP_SND_BUF/2) /* TCP receive window. */ #define TCP_WND (4 * TCP_MSS) /* Maximum number of retransmissions of data segments. */ #define TCP_MAXRTX 12 /* Maximum number of retransmissions of SYN segments. */ #define TCP_SYNMAXRTX 4 /* ---------- ARP options ---------- */ #define ARP_TABLE_SIZE 10 #define ARP_QUEUEING 1 /* IP reassembly and segmentation.These are orthogonal even * if they both deal with IP fragments */ #define IPV6_FRAG_COPYHEADER 1 #define LWIP_IPV6_FRAG 1 /* ---------- ICMP options ---------- */ #define ICMP_TTL (IP_DEFAULT_TTL) /* ---------- DHCP options ---------- */ /* Define LWIP_DHCP to 1 if you want DHCP configuration of interfaces. */ #define LWIP_DHCP_GET_NTP_SRV (LWIP_DHCP) /* 1 if you want to do an ARP check on the offered address (recommended if using DHCP). */ #define DHCP_DOES_ARP_CHECK (LWIP_DHCP) /* ---------- AUTOIP options ------- */ #define LWIP_DHCP_AUTOIP_COOP (LWIP_DHCP) #define LWIP_DHCP_AUTOIP_COOP_TRIES 3 /* ---------- SNTP options --------- */ extern void sntp_set_system_time(u32_t sec); #define SNTP_SET_SYSTEM_TIME(s) sntp_set_system_time(s) /* ---------- SNMP options ---------- */ #define MIB2_STATS LWIP_SNMP #define SNMP_USE_NETCONN LWIP_NETCONN #define SNMP_USE_RAW (!LWIP_NETCONN) /* ---------- MDNS options ---------- */ #define LWIP_MDNS_RESPONDER 1 #define LWIP_NUM_NETIF_CLIENT_DATA (LWIP_MDNS_RESPONDER) /* ---------- UDP options ---------- */ #define UDP_TTL (IP_DEFAULT_TTL) /* ---------- RAW options ---------- */ #define RAW_TTL (IP_DEFAULT_TTL) #define LWIP_NETIF_API 1 #define LWIP_NETIF_STATUS_CALLBACK 1 #define LWIP_NETIF_HOSTNAME 0 /* ---------- SLIP options ---------- */ #define LWIP_HAVE_SLIPIF 1 /* Set > 0 for SLIP */ /* Maximum packet size that is received by this netif */ #define SLIP_MAX_SIZE 1500 #define sio_tryread sio_read #define LWIP_HTTPD_SSI 1 /* * TOPPERS Additional DEFINE */ #define ETH_PAD_SIZE 2 #define SHELL_ECHO 1 #define TFTP_MAX_MODE_LEN 9 #define IN_ADDR_T_DEFINED extern void sys_memcpy(volatile void *d, const volatile void *s, int len); #define MEMCPY(dst,src,len) sys_memcpy(dst,src,len) extern void sys_memcpy(volatile void *d, const volatile void *s, int len); #define SMEMCPY(dst,src,len) sys_memcpy(dst,src,len) extern void sys_memset(volatile void *d, unsigned char val, int len); #define MEMSET(a, b, c) sys_memset(a, b, c) #endif /* LWIP_LWIPOPTS_H */