/* * 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: Adam Dunkels * */ #ifndef LWIP_LWIPOPTS_H #define LWIP_LWIPOPTS_H #include "arch/cc.h" #define LWIP_IPV4 1 #define LWIP_IPV6 0 /* CPQD - TST */ #define LWIP_DBG_MIN_LEVEL 0 #define LWIP_COMPAT_SOCKETS 1 #define TAPIF_DEBUG LWIP_DBG_ON #define TUNIF_DEBUG LWIP_DBG_OFF #define UNIXIF_DEBUG LWIP_DBG_OFF #define DELIF_DEBUG LWIP_DBG_OFF #define SIO_FIFO_DEBUG LWIP_DBG_OFF #define TCPDUMP_DEBUG LWIP_DBG_ON #define PPP_DEBUG LWIP_DBG_ON #define MEM_DEBUG LWIP_DBG_OFF #define MEMP_DEBUG LWIP_DBG_OFF #define PBUF_DEBUG LWIP_DBG_OFF #define API_LIB_DEBUG LWIP_DBG_ON #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 DEMO_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 NO_SYS 0 #define LWIP_SOCKET (NO_SYS==0) #define LWIP_NETCONN (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. */ /* MSVC port: intel processors don't need 4-byte alignment, but are faster that way! */ #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 10240 /* 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 16 /* MEMP_NUM_RAW_PCB: the number of UDP protocol control blocks. One per active RAW "connection". */ #define MEMP_NUM_RAW_PCB 3 /* 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 5 /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections. */ #define MEMP_NUM_TCP_PCB_LISTEN 8 /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments. */ #define MEMP_NUM_TCP_SEG 16 /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts. */ #define MEMP_NUM_SYS_TIMEOUT 12 /* The following four are used only with the sequential API and can be set to 0 if the application only will use the raw API. */ /* MEMP_NUM_NETBUF: the number of struct netbufs. */ #define MEMP_NUM_NETBUF 2 /* MEMP_NUM_NETCONN: the number of struct netconns. */ #define MEMP_NUM_NETCONN 10 /* MEMP_NUM_TCPIP_MSG_*: the number of struct tcpip_msg, which is used for sequential API communication and incoming packets. Used in src/api/tcpip.c. */ #define MEMP_NUM_TCPIP_MSG_API 16 #define MEMP_NUM_TCPIP_MSG_INPKT 16 /* ---------- Pbuf options ---------- */ /* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */ #define PBUF_POOL_SIZE 200 /* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */ #define PBUF_POOL_BUFSIZE 128 /* PBUF_LINK_HLEN: the number of bytes that should be allocated for a link level header. */ #define PBUF_LINK_HLEN 16 /** SYS_LIGHTWEIGHT_PROT * define SYS_LIGHTWEIGHT_PROT in lwipopts.h if you want inter-task protection * for certain critical regions during buffer allocation, deallocation and memory * allocation and deallocation. */ #define SYS_LIGHTWEIGHT_PROT 1 /* ---------- 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 1 /* TCP Maximum segment size. */ #define TCP_MSS 1024 /* TCP sender buffer space (bytes). */ #define TCP_SND_BUF 2048 /* 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 8096 /* 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 LWIP_ARP 1 #define ARP_TABLE_SIZE 10 #define ARP_QUEUEING 1 /* ---------- IP options ---------- */ /* Define IP_FORWARD to 1 if you wish to have 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 reassembly and segmentation.These are orthogonal even * if they both deal with IP fragments */ #define IP_REASSEMBLY 1 #define IP_REASS_MAX_PBUFS 10 #define MEMP_NUM_REASSDATA 10 #define IP_FRAG 1 #define IPV6_FRAG_COPYHEADER 1 #define LWIP_IGMP 1 /* ---------- ICMP options ---------- */ #define ICMP_TTL 255 /* ---------- DHCP options ---------- */ /* Define LWIP_DHCP to 1 if you want DHCP configuration of interfaces. */ #define LWIP_DHCP 0 #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_AUTOIP (LWIP_DHCP) /* ---------- 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 LWIP_SNMP 1 #define MIB2_STATS LWIP_SNMP #define SNMP_USE_NETCONN LWIP_NETCONN #define SNMP_USE_RAW (!LWIP_NETCONN) /* ---------- DNS options ---------- */ #define CPQD_TST 1 /* enable CPQD_TST - PPP */ #define LWIP_DNS 0 /* CPQD_TST */ /* ---------- UDP options ---------- */ #define LWIP_UDP 1 #define UDP_TTL 255 /* ---------- RAW options ---------- */ #define LWIP_RAW 1 #define RAW_TTL 255 /* ---------- Statistics options ---------- */ /* individual STATS options can be turned off by defining them to 0 * (e.g #define TCP_STATS 0). All of them are turned off if LWIP_STATS * is 0 * */ #define LWIP_STATS 1 #define LWIP_NETIF_API 1 #define LWIP_NETIF_STATUS_CALLBACK 1 /* ---------- PPP options ---------- */ #define PPP_SUPPORT 1 /* Set > 0 for PPP */ #define MPPE_SUPPORT PPP_SUPPORT #define PPPOE_SUPPORT PPP_SUPPORT #define PPPOL2TP_SUPPORT PPP_SUPPORT #define PPPOS_SUPPORT PPP_SUPPORT #if PPP_SUPPORT > 0 #define NUM_PPP 1 /* Max PPP sessions. */ /* Select modules to enable. Ideally these would be set in the makefile but * we're limited by the command line length so you need to modify the settings * in this file. */ #define PAP_SUPPORT 1 /* Set > 0 for PAP. */ #define CHAP_SUPPORT 1 /* Set > 0 for CHAP. */ #define MSCHAP_SUPPORT 0 /* Set > 0 for MSCHAP (NOT FUNCTIONAL!) */ #define CBCP_SUPPORT 0 /* Set > 0 for CBCP (NOT FUNCTIONAL!) */ #define CCP_SUPPORT 0 /* Set > 0 for CCP (NOT FUNCTIONAL!) */ #define VJ_SUPPORT 1 /* Set > 0 for VJ header compression. */ #define MD5_SUPPORT 1 /* Set > 0 for MD5 (see also CHAP) */ /* * Timeouts. */ #define FSM_DEFTIMEOUT 6 /* Timeout time in seconds */ #define FSM_DEFMAXTERMREQS 2 /* Maximum Terminate-Request transmissions */ #define FSM_DEFMAXCONFREQS 10 /* Maximum Configure-Request transmissions */ #define FSM_DEFMAXNAKLOOPS 5 /* Maximum number of nak loops */ #define UPAP_DEFTIMEOUT 6 /* Timeout (seconds) for retransmitting req */ #define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */ #define CHAP_DEFTIMEOUT 6 /* Timeout time in seconds */ #define CHAP_DEFTRANSMITS 10 /* max # times to send challenge */ /* Interval in seconds between keepalive echo requests, 0 to disable. */ #if 1 #define LCP_ECHOINTERVAL 0 #else #define LCP_ECHOINTERVAL 10 #endif /* Number of unanswered echo requests before failure. */ #define LCP_MAXECHOFAILS 3 /* Max Xmit idle time (in jiffies) before resend flag char. */ #define PPP_MAXIDLEFLAG 100 /* * Packet sizes * * Note - lcp shouldn't be allowed to negotiate stuff outside these * limits. See lcp.h in the pppd directory. * (XXX - these constants should simply be shared by lcp.c instead * of living in lcp.h) */ #define PPP_MTU 1500 /* Default MTU (size of Info field) */ #if 0 #define PPP_MAXMTU 65535 - (PPP_HDRLEN + PPP_FCSLEN) #else #define PPP_MAXMTU 1500 /* Largest MTU we allow */ #endif #define PPP_MINMTU 64 #define PPP_MRU 1500 /* default MRU = max length of info field */ #define PPP_MAXMRU 1500 /* Largest MRU we allow */ #define PPP_DEFMRU 296 /* Try for this */ #define PPP_MINMRU 128 /* No MRUs below this */ #define MAXNAMELEN 256 /* max length of hostname or name for auth */ #define MAXSECRETLEN 256 /* max length of password or secret */ #endif /* PPP_SUPPORT > 0 */ #endif /* LWIP_LWIPOPTS_H */