opt.h
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- /*
- * 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 <adam@sics.se>
- *
- */
- #ifndef __LWIP_OPT_H__
- #define __LWIP_OPT_H__
- /* Include user defined options first */
- //#include "lwipopts.h"
- #include "lwip/debug.h"
- typedef unsigned long u_long;
- typedef unsigned int u_int;
- typedef unsigned short u_short;
- typedef unsigned char u_char;
- typedef unsigned int u32_t;
- typedef unsigned short u16_t;
- typedef unsigned char u8_t;
- typedef short int s16_t;
- typedef signed char s8_t;
- typedef signed int s32_t;
- #ifndef BOOL
- #define BOOL u32_t
- #endif
- #ifndef TRUE
- #define TRUE 1
- #endif
- #ifndef FALSE
- #define FALSE 0
- #endif
- #define PERF_START
- #define PACK_STRUCT_STRUCT
- #define BYTE_ORDER LITTLE_ENDIAN
- /* Define default values for unconfigured parameters. */
- /* Platform specific locking */
- /*
- * enable 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.
- */
- #ifndef SYS_LIGHTWEIGHT_PROT
- #define SYS_LIGHTWEIGHT_PROT 0
- #endif
- #ifndef NO_SYS
- #define NO_SYS 0
- #endif
- /* ---------- 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. */
- #ifndef MEM_ALIGNMENT
- //#define MEM_ALIGNMENT 1
- #define MEM_ALIGNMENT 4 /*Modified by skier 2005.01.16 because ARM LCP2014 is 32bits System*/
- #endif
- /* 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. */
- #ifndef MEM_SIZE
- #define MEM_SIZE 2048
- #endif
- #ifndef MEMP_SANITY_CHECK
- #define MEMP_SANITY_CHECK 0
- #endif
- /* 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. */
- #ifndef MEMP_NUM_PBUF
- //#define MEMP_NUM_PBUF 16
- #define MEMP_NUM_PBUF 4
- #endif
- /* Number of raw connection PCBs */
- #ifndef MEMP_NUM_RAW_PCB
- //#define MEMP_NUM_RAW_PCB 4
- #define MEMP_NUM_RAW_PCB 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
- per active UDP "connection". */
- #ifndef MEMP_NUM_UDP_PCB
- //#define MEMP_NUM_UDP_PCB 4
- #define MEMP_NUM_UDP_PCB 1 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_TCP_PCB: the number of simulatenously active TCP
- connections. */
- #ifndef MEMP_NUM_TCP_PCB
- //#define MEMP_NUM_TCP_PCB 5
- #define MEMP_NUM_TCP_PCB 1 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP
- connections. */
- #ifndef MEMP_NUM_TCP_PCB_LISTEN
- //#define MEMP_NUM_TCP_PCB_LISTEN 8
- #define MEMP_NUM_TCP_PCB_LISTEN 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP
- segments. */
- #ifndef MEMP_NUM_TCP_SEG
- //#define MEMP_NUM_TCP_SEG 16
- #define MEMP_NUM_TCP_SEG 4 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active
- timeouts. */
- #ifndef MEMP_NUM_SYS_TIMEOUT
- //#define MEMP_NUM_SYS_TIMEOUT 3
- #define MEMP_NUM_SYS_TIMEOUT 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* 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. */
- #ifndef MEMP_NUM_NETBUF
- //#define MEMP_NUM_NETBUF 2
- #define MEMP_NUM_NETBUF 0
- #endif
- /* MEMP_NUM_NETCONN: the number of struct netconns. */
- #ifndef MEMP_NUM_NETCONN
- //#define MEMP_NUM_NETCONN 4
- #define MEMP_NUM_NETCONN 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_APIMSG: the number of struct api_msg, used for
- communication between the TCP/IP stack and the sequential
- programs. */
- #ifndef MEMP_NUM_API_MSG
- //#define MEMP_NUM_API_MSG 8
- #define MEMP_NUM_API_MSG 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* MEMP_NUM_TCPIPMSG: the number of struct tcpip_msg, which is used
- for sequential API communication and incoming packets. Used in
- src/api/tcpip.c. */
- #ifndef MEMP_NUM_TCPIP_MSG
- //#define MEMP_NUM_TCPIP_MSG 8
- #define MEMP_NUM_TCPIP_MSG 0 /*modified by skier 2006.01.16 for less RAM*/
- #endif
- /* ---------- Pbuf options ---------- */
- /* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
- #ifndef PBUF_POOL_SIZE
- #define PBUF_POOL_SIZE 16
- #endif
- /* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
- #ifndef PBUF_POOL_BUFSIZE
- #define PBUF_POOL_BUFSIZE 128
- #endif
- /* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
- link level header. Defaults to 14 for Ethernet. */
- #ifndef PBUF_LINK_HLEN
- #define PBUF_LINK_HLEN 14
- #endif
- /* ---------- ARP options ---------- */
- /** Number of active hardware address, IP address pairs cached */
- #ifndef ARP_TABLE_SIZE
- #define ARP_TABLE_SIZE 10
- #endif
- /**
- * If enabled, outgoing packets are queued during hardware address
- * resolution.
- *
- * This feature has not stabilized yet. Single-packet queueing is
- * believed to be stable, multi-packet queueing is believed to
- * clash with the TCP segment queueing.
- *
- * As multi-packet-queueing is currently disabled, enabling this
- * _should_ work, but we need your testing feedback on lwip-users.
- *
- */
- #ifndef ARP_QUEUEING
- #define ARP_QUEUEING 1
- #endif
- /* This option is deprecated */
- #ifdef ETHARP_QUEUE_FIRST
- #error ETHARP_QUEUE_FIRST option is deprecated. Remove it from your lwipopts.h.
- #endif
- /* This option is removed to comply with the ARP standard */
- #ifdef ETHARP_ALWAYS_INSERT
- #error ETHARP_ALWAYS_INSERT option is deprecated. Remove it from your lwipopts.h.
- #endif
- /* ---------- 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. */
- #ifndef IP_FORWARD
- #define IP_FORWARD 0
- #endif
- /* If defined to 1, IP options are allowed (but not parsed). If
- defined to 0, all packets with IP options are dropped. */
- #ifndef IP_OPTIONS
- #define IP_OPTIONS 1
- #endif
- /** IP reassembly and segmentation. Even if they both deal with IP
- * fragments, note that these are orthogonal, one dealing with incoming
- * packets, the other with outgoing packets
- */
- /** Reassemble incoming fragmented IP packets */
- #ifndef IP_REASSEMBLY
- //#define IP_REASSEMBLY 1
- #define IP_REASSEMBLY 0
- #endif
- /** Fragment outgoing IP packets if their size exceeds MTU */
- #ifndef IP_FRAG
- //#define IP_FRAG 1
- #define IP_FRAG 0
- #endif
- /* ---------- ICMP options ---------- */
- #ifndef ICMP_TTL
- #define ICMP_TTL 255
- #endif
- /* ---------- RAW options ---------- */
- #ifndef LWIP_RAW
- //#define LWIP_RAW 1
- #define LWIP_RAW 0
- #endif
- #ifndef RAW_TTL
- #define RAW_TTL 255
- #endif
- /* ---------- DHCP options ---------- */
- #ifndef LWIP_DHCP
- #define LWIP_DHCP 0
- #endif
- /* 1 if you want to do an ARP check on the offered address
- (recommended). */
- #ifndef DHCP_DOES_ARP_CHECK
- #define DHCP_DOES_ARP_CHECK 1
- #endif
- /* ---------- UDP options ---------- */
- #ifndef LWIP_UDP
- #define LWIP_UDP 1
- #endif
- #ifndef UDP_TTL
- #define UDP_TTL 255
- #endif
- /* ---------- TCP options ---------- */
- #ifndef LWIP_TCP
- #define LWIP_TCP 1
- #endif
- #ifndef TCP_TTL
- #define TCP_TTL 255
- #endif
- #ifndef TCP_WND
- //#define TCP_WND 2048
- #define TCP_WND 1024
- #endif
- #ifndef TCP_MAXRTX
- #define TCP_MAXRTX 12
- #endif
- #ifndef TCP_SYNMAXRTX
- #define TCP_SYNMAXRTX 6
- #endif
- /* Controls if TCP should queue segments that arrive out of
- order. Define to 0 if your device is low on memory. */
- #ifndef TCP_QUEUE_OOSEQ
- #define TCP_QUEUE_OOSEQ 0
- #endif
- /* TCP Maximum segment size. */
- #ifndef TCP_MSS
- //#define TCP_MSS 128 /* A *very* conservative default. */
- #define TCP_MSS 512 /*modified by skier 2006.01.16*/
- #endif
- /* TCP sender buffer space (bytes). */
- #ifndef TCP_SND_BUF
- //#define TCP_SND_BUF 256
- #define TCP_SND_BUF 1024
- #endif
- /* TCP sender buffer space (pbufs). This must be at least = 2 *
- TCP_SND_BUF/TCP_MSS for things to work. */
- #ifndef TCP_SND_QUEUELEN
- #define TCP_SND_QUEUELEN 4 * TCP_SND_BUF/TCP_MSS
- #endif
- /* Maximum number of retransmissions of data segments. */
- /* Maximum number of retransmissions of SYN segments. */
- /* 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 */
- #ifndef TCP_SNDLOWAT
- #define TCP_SNDLOWAT TCP_SND_BUF/2
- #endif
- /* Support loop interface (127.0.0.1) */
- #ifndef LWIP_HAVE_LOOPIF
- #define LWIP_HAVE_LOOPIF 1
- #endif
- /*
- *modified by skier, for we use lwip EVENT API,
- */
- /*#ifndef LWIP_EVENT_API
- #define LWIP_EVENT_API 0
- #define LWIP_CALLBACK_API 1
- #else
- #define LWIP_EVENT_API 1
- #define LWIP_CALLBACK_API 0
- #endif */
- #ifndef LWIP_EVENT_API
- #define LWIP_EVENT_API 1
- #define LWIP_CALLBACK_API 0
- #else
- #define LWIP_EVENT_API 0
- #define LWIP_CALLBACK_API 1
- #endif
- //end:skier
- #ifndef LWIP_COMPAT_SOCKETS
- #define LWIP_COMPAT_SOCKETS 1
- #endif
- #ifndef TCPIP_THREAD_PRIO
- #define TCPIP_THREAD_PRIO 1
- #endif
- #ifndef SLIPIF_THREAD_PRIO
- #define SLIPIF_THREAD_PRIO 1
- #endif
- #ifndef PPP_THREAD_PRIO
- #define PPP_THREAD_PRIO 1
- #endif
- #ifndef DEFAULT_THREAD_PRIO
- #define DEFAULT_THREAD_PRIO 1
- #endif
- /* ---------- Socket Options ---------- */
- /* Enable SO_REUSEADDR and SO_REUSEPORT options */
- #ifndef SO_REUSE
- # define SO_REUSE 0
- #endif
- /* ---------- Statistics options ---------- */
- #ifndef LWIP_STATS
- #define LWIP_STATS 0
- #endif
- #if LWIP_STATS
- #ifndef LWIP_STATS_DISPLAY
- #define LWIP_STATS_DISPLAY 0
- #endif
- #ifndef LINK_STATS
- #define LINK_STATS 1
- #endif
- #ifndef IP_STATS
- #define IP_STATS 1
- #endif
- #ifndef IPFRAG_STATS
- #define IPFRAG_STATS 1
- #endif
- #ifndef ICMP_STATS
- #define ICMP_STATS 1
- #endif
- #ifndef UDP_STATS
- #define UDP_STATS 1
- #endif
- #ifndef TCP_STATS
- #define TCP_STATS 1
- #endif
- #ifndef MEM_STATS
- #define MEM_STATS 1
- #endif
- #ifndef MEMP_STATS
- #define MEMP_STATS 1
- #endif
- #ifndef PBUF_STATS
- #define PBUF_STATS 1
- #endif
- #ifndef SYS_STATS
- #define SYS_STATS 1
- #endif
- #ifndef RAW_STATS
- #define RAW_STATS 0
- #endif
- #else
- #define LINK_STATS 0
- #define IP_STATS 0
- #define IPFRAG_STATS 0
- #define ICMP_STATS 0
- #define UDP_STATS 0
- #define TCP_STATS 0
- #define MEM_STATS 0
- #define MEMP_STATS 0
- #define PBUF_STATS 0
- #define SYS_STATS 0
- #define RAW_STATS 0
- #define LWIP_STATS_DISPLAY 0
- #endif /* LWIP_STATS */
- /* ---------- PPP options ---------- */
- #ifndef PPP_SUPPORT
- //#define PPP_SUPPORT 0 /* Set for PPP */
- #define PPP_SUPPORT 1 /*modified by skier 2006.01.16 for ppp*/
- #endif
- #if PPP_SUPPORT
- #define NUM_PPP 1 /* Max PPP sessions. */
- #ifndef PAP_SUPPORT
- //#define PAP_SUPPORT 0 /* Set for PAP. */
- #define PAP_SUPPORT 1 /*modified by skier 2005.01.16 for supporting PAP*/
- #endif
- #ifndef CHAP_SUPPORT
- //#define CHAP_SUPPORT 0 /* Set for CHAP. */
- #define CHAP_SUPPORT 1 /* Set for CHAP. */
- #endif
- #define MSCHAP_SUPPORT 0 /* Set for MSCHAP (NOT FUNCTIONAL!) */
- #define CBCP_SUPPORT 0 /* Set for CBCP (NOT FUNCTIONAL!) */
- #define CCP_SUPPORT 0 /* Set for CCP (NOT FUNCTIONAL!) */
- #ifndef VJ_SUPPORT
- #define VJ_SUPPORT 0 /* Set for VJ header compression. */
- //#define VJ_SUPPORT 1 /* Set for VJ header compression. */
- #endif
- #ifndef MD5_SUPPORT
- //#define MD5_SUPPORT 0 /* Set for MD5 (see also CHAP) */
- #define MD5_SUPPORT 1 /* Set for MD5 (see also CHAP) */
- #endif
- /*
- * 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 0
- /*
- * 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_DEFMRU 1500 /*modified by skier 2006.01.16*/
- #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 */
- /*Begin:modified by skier 2006.01.16 for less RAM*/
- #define MAXNAMELEN 16
- #define MAXSECRETLEN 16
- /*End:modified by skier 2006.01.16 for less RAM*/
- #endif /* PPP_SUPPORT */
- /* checksum options - set to zero for hardware checksum support */
- #ifndef CHECKSUM_GEN_IP
- #define CHECKSUM_GEN_IP 1
- #endif
-
- #ifndef CHECKSUM_GEN_UDP
- #define CHECKSUM_GEN_UDP 1
- #endif
-
- #ifndef CHECKSUM_GEN_TCP
- #define CHECKSUM_GEN_TCP 1
- #endif
-
- #ifndef CHECKSUM_CHECK_IP
- #define CHECKSUM_CHECK_IP 1
- #endif
-
- #ifndef CHECKSUM_CHECK_UDP
- #define CHECKSUM_CHECK_UDP 1
- #endif
- #ifndef CHECKSUM_CHECK_TCP
- #define CHECKSUM_CHECK_TCP 1
- #endif
- /* Debugging options all default to off */
- #ifndef DBG_TYPES_ON
- #define DBG_TYPES_ON 0
- #endif
- #ifndef ETHARP_DEBUG
- #define ETHARP_DEBUG DBG_OFF
- #endif
- #ifndef NETIF_DEBUG
- #define NETIF_DEBUG DBG_OFF
- #endif
- #ifndef PBUF_DEBUG
- #define PBUF_DEBUG DBG_OFF
- #endif
- #ifndef API_LIB_DEBUG
- #define API_LIB_DEBUG DBG_OFF
- #endif
- #ifndef API_MSG_DEBUG
- #define API_MSG_DEBUG DBG_OFF
- #endif
- #ifndef SOCKETS_DEBUG
- #define SOCKETS_DEBUG DBG_OFF
- #endif
- #ifndef ICMP_DEBUG
- #define ICMP_DEBUG DBG_OFF
- #endif
- #ifndef INET_DEBUG
- #define INET_DEBUG DBG_OFF
- #endif
- #ifndef IP_DEBUG
- #define IP_DEBUG DBG_OFF
- #endif
- #ifndef IP_REASS_DEBUG
- #define IP_REASS_DEBUG DBG_OFF
- #endif
- #ifndef RAW_DEBUG
- #define RAW_DEBUG DBG_OFF
- #endif
- #ifndef MEM_DEBUG
- #define MEM_DEBUG DBG_OFF
- #endif
- #ifndef MEMP_DEBUG
- #define MEMP_DEBUG DBG_OFF
- #endif
- #ifndef SYS_DEBUG
- #define SYS_DEBUG DBG_OFF
- #endif
- #ifndef TCP_DEBUG
- #define TCP_DEBUG DBG_OFF
- #endif
- #ifndef TCP_INPUT_DEBUG
- #define TCP_INPUT_DEBUG DBG_OFF
- #endif
- #ifndef TCP_FR_DEBUG
- #define TCP_FR_DEBUG DBG_OFF
- #endif
- #ifndef TCP_RTO_DEBUG
- #define TCP_RTO_DEBUG DBG_OFF
- #endif
- #ifndef TCP_REXMIT_DEBUG
- #define TCP_REXMIT_DEBUG DBG_OFF
- #endif
- #ifndef TCP_CWND_DEBUG
- #define TCP_CWND_DEBUG DBG_OFF
- #endif
- #ifndef TCP_WND_DEBUG
- #define TCP_WND_DEBUG DBG_OFF
- #endif
- #ifndef TCP_OUTPUT_DEBUG
- #define TCP_OUTPUT_DEBUG DBG_OFF
- #endif
- #ifndef TCP_RST_DEBUG
- #define TCP_RST_DEBUG DBG_OFF
- #endif
- #ifndef TCP_QLEN_DEBUG
- #define TCP_QLEN_DEBUG DBG_OFF
- #endif
- #ifndef UDP_DEBUG
- #define UDP_DEBUG DBG_OFF
- #endif
- #ifndef TCPIP_DEBUG
- #define TCPIP_DEBUG DBG_OFF
- #endif
- #ifndef PPP_DEBUG
- #define PPP_DEBUG DBG_OFF
- #endif
- #ifndef SLIP_DEBUG
- #define SLIP_DEBUG DBG_OFF
- #endif
- #ifndef DHCP_DEBUG
- #define DHCP_DEBUG DBG_OFF
- #endif
- #ifndef DBG_MIN_LEVEL
- #define DBG_MIN_LEVEL DBG_LEVEL_OFF
- #endif
- #endif /* __LWIP_OPT_H__ */