| /** | |
| * @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 <adam@sics.se> | |
| * | |
| */ | |
| #ifndef __LWIP_OPT_H__ | |
| #define __LWIP_OPT_H__ | |
| /* | |
| * Include user defined options first. Anything not defined in these files | |
| * will be set to standard values. Override anything you dont like! | |
| */ | |
| #include "lwipopts.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. | |
| */ | |
| #ifndef SYS_LIGHTWEIGHT_PROT | |
| #define SYS_LIGHTWEIGHT_PROT 0 | |
| #endif | |
| /** | |
| * NO_SYS==1: Provides VERY minimal functionality. Otherwise, | |
| * use lwIP facilities. | |
| */ | |
| #ifndef NO_SYS | |
| #define NO_SYS 0 | |
| #endif | |
| /** | |
| * MEMCPY: override this if you have a faster implementation at hand than the | |
| * one included in your C library | |
| */ | |
| #ifndef MEMCPY | |
| #define MEMCPY(dst,src,len) memcpy(dst,src,len) | |
| #endif | |
| /** | |
| * SMEMCPY: override this with care! Some compilers (e.g. gcc) can inline a | |
| * call to memcpy() if the length is known at compile time and is small. | |
| */ | |
| #ifndef SMEMCPY | |
| #define SMEMCPY(dst,src,len) memcpy(dst,src,len) | |
| #endif | |
| /* | |
| ------------------------------------ | |
| ---------- Memory options ---------- | |
| ------------------------------------ | |
| */ | |
| /** | |
| * MEM_LIBC_MALLOC==1: Use malloc/free/realloc provided by your C-library | |
| * instead of the lwip internal allocator. Can save code size if you | |
| * already use it. | |
| */ | |
| #ifndef MEM_LIBC_MALLOC | |
| #define MEM_LIBC_MALLOC 0 | |
| #endif | |
| /** | |
| * 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 | |
| */ | |
| #ifndef MEM_ALIGNMENT | |
| #define MEM_ALIGNMENT 1 | |
| #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 1600 | |
| #endif | |
| /** | |
| * MEMP_OVERFLOW_CHECK: memp overflow protection reserves a configurable | |
| * amount of bytes before and after each memp element in every pool and fills | |
| * it with a prominent default value. | |
| * MEMP_OVERFLOW_CHECK == 0 no checking | |
| * MEMP_OVERFLOW_CHECK == 1 checks each element when it is freed | |
| * MEMP_OVERFLOW_CHECK >= 2 checks each element in every pool every time | |
| * memp_malloc() or memp_free() is called (useful but slow!) | |
| */ | |
| #ifndef MEMP_OVERFLOW_CHECK | |
| #define MEMP_OVERFLOW_CHECK 0 | |
| #endif | |
| /** | |
| * MEMP_SANITY_CHECK==1: run a sanity check after each memp_free() to make | |
| * sure that there are no cycles in the linked lists. | |
| */ | |
| #ifndef MEMP_SANITY_CHECK | |
| #define MEMP_SANITY_CHECK 0 | |
| #endif | |
| /** | |
| * MEM_USE_POOLS==1: Use an alternative to malloc() by allocating from a set | |
| * of memory pools of various sizes. When mem_malloc is called, an element of | |
| * the smallest pool that can provide the lenght needed is returned. | |
| */ | |
| #ifndef MEM_USE_POOLS | |
| #define MEM_USE_POOLS 0 | |
| #endif | |
| /** | |
| * MEMP_USE_CUSTOM_POOLS==1: whether to include a user file lwippools.h | |
| * that defines additional pools beyond the "standard" ones required | |
| * by lwIP. If you set this to 1, you must have lwippools.h in your | |
| * inlude path somewhere. | |
| */ | |
| #ifndef MEMP_USE_CUSTOM_POOLS | |
| #define MEMP_USE_CUSTOM_POOLS 0 | |
| #endif | |
| /* | |
| ------------------------------------------------ | |
| ---------- 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. | |
| */ | |
| #ifndef MEMP_NUM_PBUF | |
| #define MEMP_NUM_PBUF 16 | |
| #endif | |
| /** | |
| * MEMP_NUM_RAW_PCB: Number of raw connection PCBs | |
| * (requires the LWIP_RAW option) | |
| */ | |
| #ifndef MEMP_NUM_RAW_PCB | |
| #define MEMP_NUM_RAW_PCB 4 | |
| #endif | |
| /** | |
| * MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One | |
| * per active UDP "connection". | |
| * (requires the LWIP_UDP option) | |
| */ | |
| #ifndef MEMP_NUM_UDP_PCB | |
| #define MEMP_NUM_UDP_PCB 4 | |
| #endif | |
| /** | |
| * MEMP_NUM_TCP_PCB: the number of simulatenously active TCP connections. | |
| * (requires the LWIP_TCP option) | |
| */ | |
| #ifndef MEMP_NUM_TCP_PCB | |
| #define MEMP_NUM_TCP_PCB 5 | |
| #endif | |
| /** | |
| * MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections. | |
| * (requires the LWIP_TCP option) | |
| */ | |
| #ifndef MEMP_NUM_TCP_PCB_LISTEN | |
| #define MEMP_NUM_TCP_PCB_LISTEN 8 | |
| #endif | |
| /** | |
| * MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments. | |
| * (requires the LWIP_TCP option) | |
| */ | |
| #ifndef MEMP_NUM_TCP_SEG | |
| #define MEMP_NUM_TCP_SEG 16 | |
| #endif | |
| /** | |
| * MEMP_NUM_REASSDATA: the number of simultaneously IP packets queued for | |
| * reassembly (whole packets, not fragments!) | |
| */ | |
| #ifndef MEMP_NUM_REASSDATA | |
| #define MEMP_NUM_REASSDATA 5 | |
| #endif | |
| /** | |
| * 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) | |
| */ | |
| #ifndef MEMP_NUM_ARP_QUEUE | |
| #define MEMP_NUM_ARP_QUEUE 30 | |
| #endif | |
| /** | |
| * MEMP_NUM_IGMP_GROUP: The number of multicast groups whose network interfaces | |
| * can be members et the same time (one per netif - allsystems group -, plus one | |
| * per netif membership). | |
| * (requires the LWIP_IGMP option) | |
| */ | |
| #ifndef MEMP_NUM_IGMP_GROUP | |
| #define MEMP_NUM_IGMP_GROUP 8 | |
| #endif | |
| /** | |
| * MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts. | |
| * (requires NO_SYS==0) | |
| */ | |
| #ifndef MEMP_NUM_SYS_TIMEOUT | |
| #define MEMP_NUM_SYS_TIMEOUT 3 | |
| #endif | |
| /** | |
| * MEMP_NUM_NETBUF: the number of struct netbufs. | |
| * (only needed if you use the sequential API, like api_lib.c) | |
| */ | |
| #ifndef MEMP_NUM_NETBUF | |
| #define MEMP_NUM_NETBUF 2 | |
| #endif | |
| /** | |
| * MEMP_NUM_NETCONN: the number of struct netconns. | |
| * (only needed if you use the sequential API, like api_lib.c) | |
| */ | |
| #ifndef MEMP_NUM_NETCONN | |
| #define MEMP_NUM_NETCONN 4 | |
| #endif | |
| /** | |
| * 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) | |
| */ | |
| #ifndef MEMP_NUM_TCPIP_MSG_API | |
| #define MEMP_NUM_TCPIP_MSG_API 8 | |
| #endif | |
| /** | |
| * MEMP_NUM_TCPIP_MSG_INPKT: the number of struct tcpip_msg, which are used | |
| * for incoming packets. | |
| * (only needed if you use tcpip.c) | |
| */ | |
| #ifndef MEMP_NUM_TCPIP_MSG_INPKT | |
| #define MEMP_NUM_TCPIP_MSG_INPKT 8 | |
| #endif | |
| /** | |
| * PBUF_POOL_SIZE: the number of buffers in the pbuf pool. | |
| */ | |
| #ifndef PBUF_POOL_SIZE | |
| #define PBUF_POOL_SIZE 16 | |
| #endif | |
| /* | |
| --------------------------------- | |
| ---------- ARP options ---------- | |
| --------------------------------- | |
| */ | |
| /** | |
| * LWIP_ARP==1: Enable ARP functionality. | |
| */ | |
| #ifndef LWIP_ARP | |
| #define LWIP_ARP 1 | |
| #endif | |
| /** | |
| * ARP_TABLE_SIZE: Number of active MAC-IP address pairs cached. | |
| */ | |
| #ifndef ARP_TABLE_SIZE | |
| #define ARP_TABLE_SIZE 10 | |
| #endif | |
| /** | |
| * ARP_QUEUEING==1: Outgoing packets are queued during hardware address | |
| * resolution. | |
| */ | |
| #ifndef ARP_QUEUEING | |
| #define ARP_QUEUEING 1 | |
| #endif | |
| /** | |
| * ETHARP_TRUST_IP_MAC==1: Incoming IP packets cause the ARP table to be | |
| * updated with the source MAC and IP addresses supplied in the packet. | |
| * You may want to disable this if you do not trust LAN peers to have the | |
| * correct addresses, or as a limited approach to attempt to handle | |
| * spoofing. If disabled, lwIP will need to make a new ARP request if | |
| * the peer is not already in the ARP table, adding a little latency. | |
| */ | |
| #ifndef ETHARP_TRUST_IP_MAC | |
| #define ETHARP_TRUST_IP_MAC 1 | |
| #endif | |
| /* | |
| -------------------------------- | |
| ---------- 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. | |
| */ | |
| #ifndef IP_FORWARD | |
| #define IP_FORWARD 0 | |
| #endif | |
| /** | |
| * IP_OPTIONS_ALLOWED: 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). | |
| */ | |
| #ifndef IP_OPTIONS_ALLOWED | |
| #define IP_OPTIONS_ALLOWED 1 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef IP_REASSEMBLY | |
| #define IP_REASSEMBLY 1 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef IP_FRAG | |
| #define IP_FRAG 1 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef IP_REASS_MAXAGE | |
| #define IP_REASS_MAXAGE 3 | |
| #endif | |
| /** | |
| * 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! | |
| */ | |
| #ifndef IP_REASS_MAX_PBUFS | |
| #define IP_REASS_MAX_PBUFS 10 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef IP_FRAG_USES_STATIC_BUF | |
| #define IP_FRAG_USES_STATIC_BUF 1 | |
| #endif | |
| /** | |
| * IP_FRAG_MAX_MTU: Assumed max MTU on any interface for IP frag buffer | |
| * (requires IP_FRAG_USES_STATIC_BUF==1) | |
| */ | |
| #if IP_FRAG_USES_STATIC_BUF && !defined(IP_FRAG_MAX_MTU) | |
| #define IP_FRAG_MAX_MTU 1500 | |
| #endif | |
| /** | |
| * IP_DEFAULT_TTL: Default value for Time-To-Live used by transport layers. | |
| */ | |
| #ifndef IP_DEFAULT_TTL | |
| #define IP_DEFAULT_TTL 255 | |
| #endif | |
| /* | |
| ---------------------------------- | |
| ---------- ICMP options ---------- | |
| ---------------------------------- | |
| */ | |
| /** | |
| * LWIP_ICMP==1: Enable ICMP module inside the IP stack. | |
| * Be careful, disable that make your product non-compliant to RFC1122 | |
| */ | |
| #ifndef LWIP_ICMP | |
| #define LWIP_ICMP 1 | |
| #endif | |
| /** | |
| * ICMP_TTL: Default value for Time-To-Live used by ICMP packets. | |
| */ | |
| #ifndef ICMP_TTL | |
| #define ICMP_TTL (IP_DEFAULT_TTL) | |
| #endif | |
| /* | |
| --------------------------------- | |
| ---------- RAW options ---------- | |
| --------------------------------- | |
| */ | |
| /** | |
| * LWIP_RAW==1: Enable application layer to hook into the IP layer itself. | |
| */ | |
| #ifndef LWIP_RAW | |
| #define LWIP_RAW 1 | |
| #endif | |
| /** | |
| * LWIP_RAW==1: Enable application layer to hook into the IP layer itself. | |
| */ | |
| #ifndef RAW_TTL | |
| #define RAW_TTL (IP_DEFAULT_TTL) | |
| #endif | |
| /* | |
| ---------------------------------- | |
| ---------- DHCP options ---------- | |
| ---------------------------------- | |
| */ | |
| /** | |
| * LWIP_DHCP==1: Enable DHCP module. | |
| */ | |
| #ifndef LWIP_DHCP | |
| #define LWIP_DHCP 0 | |
| #endif | |
| /** | |
| * DHCP_DOES_ARP_CHECK==1: Do an ARP check on the offered address. | |
| */ | |
| #ifndef DHCP_DOES_ARP_CHECK | |
| #define DHCP_DOES_ARP_CHECK ((LWIP_DHCP) && (LWIP_ARP)) | |
| #endif | |
| /* | |
| ------------------------------------ | |
| ---------- AUTOIP options ---------- | |
| ------------------------------------ | |
| */ | |
| /** | |
| * LWIP_AUTOIP==1: Enable AUTOIP module. | |
| */ | |
| #ifndef LWIP_AUTOIP | |
| #define LWIP_AUTOIP 0 | |
| #endif | |
| /** | |
| * LWIP_DHCP_AUTOIP_COOP==1: Allow DHCP and AUTOIP to be both enabled on | |
| * the same interface at the same time. | |
| */ | |
| #ifndef LWIP_DHCP_AUTOIP_COOP | |
| #define LWIP_DHCP_AUTOIP_COOP 0 | |
| #endif | |
| /* | |
| ---------------------------------- | |
| ---------- SNMP options ---------- | |
| ---------------------------------- | |
| */ | |
| /** | |
| * LWIP_SNMP==1: Turn on SNMP module. UDP must be available for SNMP | |
| * transport. | |
| */ | |
| #ifndef LWIP_SNMP | |
| #define LWIP_SNMP 0 | |
| #endif | |
| /** | |
| * SNMP_CONCURRENT_REQUESTS: Number of concurrent requests the module will | |
| * allow. At least one request buffer is required. | |
| */ | |
| #ifndef SNMP_CONCURRENT_REQUESTS | |
| #define SNMP_CONCURRENT_REQUESTS 1 | |
| #endif | |
| /** | |
| * SNMP_TRAP_DESTINATIONS: Number of trap destinations. At least one trap | |
| * destination is required | |
| */ | |
| #ifndef SNMP_TRAP_DESTINATIONS | |
| #define SNMP_TRAP_DESTINATIONS 1 | |
| #endif | |
| /** | |
| * SNMP_PRIVATE_MIB: | |
| */ | |
| #ifndef SNMP_PRIVATE_MIB | |
| #define SNMP_PRIVATE_MIB 0 | |
| #endif | |
| /** | |
| * Only allow SNMP write actions that are 'safe' (e.g. disabeling netifs is not | |
| * a safe action and disabled when SNMP_SAFE_REQUESTS = 1). | |
| * Unsafe requests are disabled by default! | |
| */ | |
| #ifndef SNMP_SAFE_REQUESTS | |
| #define SNMP_SAFE_REQUESTS 1 | |
| #endif | |
| /* | |
| ---------------------------------- | |
| ---------- IGMP options ---------- | |
| ---------------------------------- | |
| */ | |
| /** | |
| * LWIP_IGMP==1: Turn on IGMP module. | |
| */ | |
| #ifndef LWIP_IGMP | |
| #define LWIP_IGMP 0 | |
| #endif | |
| /* | |
| ---------------------------------- | |
| ---------- DNS options ----------- | |
| ---------------------------------- | |
| */ | |
| /** | |
| * LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS | |
| * transport. | |
| */ | |
| #ifndef LWIP_DNS | |
| #define LWIP_DNS 0 | |
| #endif | |
| /** DNS maximum number of entries to maintain locally. */ | |
| #ifndef DNS_TABLE_SIZE | |
| #define DNS_TABLE_SIZE 4 | |
| #endif | |
| /** DNS maximum host name length supported in the name table. */ | |
| #ifndef DNS_MAX_NAME_LENGTH | |
| #define DNS_MAX_NAME_LENGTH 256 | |
| #endif | |
| /** The maximum of DNS servers */ | |
| #ifndef DNS_MAX_SERVERS | |
| #define DNS_MAX_SERVERS 2 | |
| #endif | |
| /** DNS do a name checking between the query and the response. */ | |
| #ifndef DNS_DOES_NAME_CHECK | |
| #define DNS_DOES_NAME_CHECK 1 | |
| #endif | |
| /** DNS use a local buffer if DNS_USES_STATIC_BUF=0, a static one if | |
| DNS_USES_STATIC_BUF=1, or a dynamic one if DNS_USES_STATIC_BUF=2. | |
| The buffer will be of size DNS_MSG_SIZE */ | |
| #ifndef DNS_USES_STATIC_BUF | |
| #define DNS_USES_STATIC_BUF 1 | |
| #endif | |
| /** DNS message max. size. Default value is RFC compliant. */ | |
| #ifndef DNS_MSG_SIZE | |
| #define DNS_MSG_SIZE 512 | |
| #endif | |
| /* | |
| --------------------------------- | |
| ---------- UDP options ---------- | |
| --------------------------------- | |
| */ | |
| /** | |
| * LWIP_UDP==1: Turn on UDP. | |
| */ | |
| #ifndef LWIP_UDP | |
| #define LWIP_UDP 1 | |
| #endif | |
| /** | |
| * LWIP_UDPLITE==1: Turn on UDP-Lite. (Requires LWIP_UDP) | |
| */ | |
| #ifndef LWIP_UDPLITE | |
| #define LWIP_UDPLITE 0 | |
| #endif | |
| /** | |
| * UDP_TTL: Default Time-To-Live value. | |
| */ | |
| #ifndef UDP_TTL | |
| #define UDP_TTL (IP_DEFAULT_TTL) | |
| #endif | |
| /* | |
| --------------------------------- | |
| ---------- TCP options ---------- | |
| --------------------------------- | |
| */ | |
| /** | |
| * LWIP_TCP==1: Turn on TCP. | |
| */ | |
| #ifndef LWIP_TCP | |
| #define LWIP_TCP 1 | |
| #endif | |
| /** | |
| * TCP_TTL: Default Time-To-Live value. | |
| */ | |
| #ifndef TCP_TTL | |
| #define TCP_TTL (IP_DEFAULT_TTL) | |
| #endif | |
| /** | |
| * TCP_WND: The size of a TCP window. | |
| */ | |
| #ifndef TCP_WND | |
| #define TCP_WND 2048 | |
| #endif | |
| /** | |
| * TCP_MAXRTX: Maximum number of retransmissions of data segments. | |
| */ | |
| #ifndef TCP_MAXRTX | |
| #define TCP_MAXRTX 12 | |
| #endif | |
| /** | |
| * TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments. | |
| */ | |
| #ifndef TCP_SYNMAXRTX | |
| #define TCP_SYNMAXRTX 6 | |
| #endif | |
| /** | |
| * TCP_QUEUE_OOSEQ==1: TCP will 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 1 | |
| #endif | |
| /** | |
| * TCP_MSS: TCP Maximum segment size. (default is 128, a *very* | |
| * conservative default.) | |
| * For the receive side, this MSS is advertised to the remote side | |
| * when opening a connection. For the transmit size, this MSS sets | |
| * an upper limit on the MSS advertised by the remote host. | |
| */ | |
| #ifndef TCP_MSS | |
| #define TCP_MSS 128 | |
| #endif | |
| /** | |
| * TCP_CALCULATE_EFF_SEND_MSS: "The maximum size of a segment that TCP really | |
| * sends, the 'effective send MSS,' MUST be the smaller of the send MSS (which | |
| * reflects the available reassembly buffer size at the remote host) and the | |
| * largest size permitted by the IP layer" (RFC 1122) | |
| * Setting this to 1 enables code that checks TCP_MSS against the MTU of the | |
| * netif used for a connection and limits the MSS if it would be too big otherwise. | |
| */ | |
| #ifndef TCP_CALCULATE_EFF_SEND_MSS | |
| #define TCP_CALCULATE_EFF_SEND_MSS 1 | |
| #endif | |
| /** | |
| * TCP_SND_BUF: TCP sender buffer space (bytes). | |
| */ | |
| #ifndef TCP_SND_BUF | |
| #define TCP_SND_BUF 256 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef TCP_SND_QUEUELEN | |
| #define TCP_SND_QUEUELEN (4 * (TCP_SND_BUF/TCP_MSS)) | |
| #endif | |
| /** | |
| * TCP_SNDLOWAT: 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 | |
| /** | |
| * TCP_LISTEN_BACKLOG: Enable the backlog option for tcp listen pcb. | |
| */ | |
| #ifndef TCP_LISTEN_BACKLOG | |
| #define TCP_LISTEN_BACKLOG 0 | |
| #endif | |
| /** | |
| * The maximum allowed backlog for TCP listen netconns. | |
| * This backlog is used unless another is explicitly specified. | |
| * 0xff is the maximum (u8_t). | |
| */ | |
| #ifndef TCP_DEFAULT_LISTEN_BACKLOG | |
| #define TCP_DEFAULT_LISTEN_BACKLOG 0xff | |
| #endif | |
| /** | |
| * LWIP_EVENT_API and LWIP_CALLBACK_API: Only one of these should be set to 1. | |
| * LWIP_EVENT_API==1: The user defines lwip_tcp_event() to receive all | |
| * events (accept, sent, etc) that happen in the system. | |
| * LWIP_CALLBACK_API==1: The PCB callback function is called directly | |
| * for the event. | |
| */ | |
| #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 | |
| /* | |
| ---------------------------------- | |
| ---------- 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. | |
| */ | |
| #ifndef PBUF_LINK_HLEN | |
| #define PBUF_LINK_HLEN 14 | |
| #endif | |
| /** | |
| * 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. | |
| */ | |
| #ifndef PBUF_POOL_BUFSIZE | |
| #define PBUF_POOL_BUFSIZE LWIP_MEM_ALIGN_SIZE(TCP_MSS+40+PBUF_LINK_HLEN) | |
| #endif | |
| /* | |
| ------------------------------------------------ | |
| ---------- Network Interfaces options ---------- | |
| ------------------------------------------------ | |
| */ | |
| /** | |
| * LWIP_NETIF_HOSTNAME==1: use DHCP_OPTION_HOSTNAME with netif's hostname | |
| * field. | |
| */ | |
| #ifndef LWIP_NETIF_HOSTNAME | |
| #define LWIP_NETIF_HOSTNAME 0 | |
| #endif | |
| /** | |
| * LWIP_NETIF_API==1: Support netif api (in netifapi.c) | |
| */ | |
| #ifndef LWIP_NETIF_API | |
| #define LWIP_NETIF_API 0 | |
| #endif | |
| /** | |
| * LWIP_NETIF_STATUS_CALLBACK==1: Support a callback function whenever an interface | |
| * changes its up/down status (i.e., due to DHCP IP acquistion) | |
| */ | |
| #ifndef LWIP_NETIF_STATUS_CALLBACK | |
| #define LWIP_NETIF_STATUS_CALLBACK 0 | |
| #endif | |
| /** | |
| * LWIP_NETIF_LINK_CALLBACK==1: Support a callback function from an interface | |
| * whenever the link changes (i.e., link down) | |
| */ | |
| #ifndef LWIP_NETIF_LINK_CALLBACK | |
| #define LWIP_NETIF_LINK_CALLBACK 0 | |
| #endif | |
| /** | |
| * LWIP_NETIF_HWADDRHINT==1: Cache link-layer-address hints (e.g. table | |
| * indices) in struct netif. TCP and UDP can make use of this to prevent | |
| * scanning the ARP table for every sent packet. While this is faster for big | |
| * ARP tables or many concurrent connections, it might be counterproductive | |
| * if you have a tiny ARP table or if there never are concurrent connections. | |
| */ | |
| #ifndef LWIP_NETIF_HWADDRHINT | |
| #define LWIP_NETIF_HWADDRHINT 0 | |
| #endif | |
| /* | |
| ------------------------------------ | |
| ---------- LOOPIF options ---------- | |
| ------------------------------------ | |
| */ | |
| /** | |
| * LWIP_HAVE_LOOPIF==1: Support loop interface (127.0.0.1) and loopif.c | |
| */ | |
| #ifndef LWIP_HAVE_LOOPIF | |
| #define LWIP_HAVE_LOOPIF 0 | |
| #endif | |
| /** | |
| * LWIP_LOOPIF_MULTITHREADING: Indicates whether threading is enabled in | |
| * the system, as LOOPIF must change how it behaves depending on this setting. | |
| * Setting this is needed to avoid reentering non-reentrant functions like | |
| * tcp_input(). | |
| * LWIP_LOOPIF_MULTITHREADING==1: Indicates that the user is using a | |
| * multithreaded environment like tcpip.c. In this case, netif->input() | |
| * is called directly. | |
| * LWIP_LOOPIF_MULTITHREADING==0: Indicates a polling (or NO_SYS) setup. | |
| * The packets are put on a list and loopif_poll() must be called in | |
| * the main application loop. | |
| */ | |
| #ifndef LWIP_LOOPIF_MULTITHREADING | |
| #define LWIP_LOOPIF_MULTITHREADING 1 | |
| #endif | |
| /* | |
| ------------------------------------ | |
| ---------- Thread options ---------- | |
| ------------------------------------ | |
| */ | |
| /** | |
| * TCPIP_THREAD_NAME: The name assigned to the main tcpip thread. | |
| */ | |
| #ifndef TCPIP_THREAD_NAME | |
| #define TCPIP_THREAD_NAME "tcpip_thread" | |
| #endif | |
| /** | |
| * TCPIP_THREAD_STACKSIZE: The stack size used by the main tcpip thread. | |
| * The stack size value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef TCPIP_THREAD_STACKSIZE | |
| #define TCPIP_THREAD_STACKSIZE 0 | |
| #endif | |
| /** | |
| * TCPIP_THREAD_PRIO: The priority assigned to the main tcpip thread. | |
| * The priority value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef TCPIP_THREAD_PRIO | |
| #define TCPIP_THREAD_PRIO 1 | |
| #endif | |
| /** | |
| * TCPIP_MBOX_SIZE: The mailbox size for the tcpip thread messages | |
| * The queue size value itself is platform-dependent, but is passed to | |
| * sys_mbox_new() when tcpip_init is called. | |
| */ | |
| #ifndef TCPIP_MBOX_SIZE | |
| #define TCPIP_MBOX_SIZE 0 | |
| #endif | |
| /** | |
| * SLIPIF_THREAD_NAME: The name assigned to the slipif_loop thread. | |
| */ | |
| #ifndef SLIPIF_THREAD_NAME | |
| #define SLIPIF_THREAD_NAME "slipif_loop" | |
| #endif | |
| /** | |
| * SLIP_THREAD_STACKSIZE: The stack size used by the slipif_loop thread. | |
| * The stack size value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef SLIPIF_THREAD_STACKSIZE | |
| #define SLIPIF_THREAD_STACKSIZE 0 | |
| #endif | |
| /** | |
| * SLIPIF_THREAD_PRIO: The priority assigned to the slipif_loop thread. | |
| * The priority value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef SLIPIF_THREAD_PRIO | |
| #define SLIPIF_THREAD_PRIO 1 | |
| #endif | |
| /** | |
| * PPP_THREAD_NAME: The name assigned to the pppMain thread. | |
| */ | |
| #ifndef PPP_THREAD_NAME | |
| #define PPP_THREAD_NAME "pppMain" | |
| #endif | |
| /** | |
| * PPP_THREAD_STACKSIZE: The stack size used by the pppMain thread. | |
| * The stack size value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef PPP_THREAD_STACKSIZE | |
| #define PPP_THREAD_STACKSIZE 0 | |
| #endif | |
| /** | |
| * PPP_THREAD_PRIO: The priority assigned to the pppMain thread. | |
| * The priority value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef PPP_THREAD_PRIO | |
| #define PPP_THREAD_PRIO 1 | |
| #endif | |
| /** | |
| * DEFAULT_THREAD_NAME: The name assigned to any other lwIP thread. | |
| */ | |
| #ifndef DEFAULT_THREAD_NAME | |
| #define DEFAULT_THREAD_NAME "lwIP" | |
| #endif | |
| /** | |
| * DEFAULT_THREAD_STACKSIZE: The stack size used by any other lwIP thread. | |
| * The stack size value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef DEFAULT_THREAD_STACKSIZE | |
| #define DEFAULT_THREAD_STACKSIZE 0 | |
| #endif | |
| /** | |
| * DEFAULT_THREAD_PRIO: The priority assigned to any other lwIP thread. | |
| * The priority value itself is platform-dependent, but is passed to | |
| * sys_thread_new() when the thread is created. | |
| */ | |
| #ifndef DEFAULT_THREAD_PRIO | |
| #define DEFAULT_THREAD_PRIO 1 | |
| #endif | |
| /** | |
| * DEFAULT_RAW_RECVMBOX_SIZE: The mailbox size for the incoming packets on a | |
| * NETCONN_RAW. The queue size value itself is platform-dependent, but is passed | |
| * to sys_mbox_new() when the recvmbox is created. | |
| */ | |
| #ifndef DEFAULT_RAW_RECVMBOX_SIZE | |
| #define DEFAULT_RAW_RECVMBOX_SIZE 0 | |
| #endif | |
| /** | |
| * DEFAULT_UDP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a | |
| * NETCONN_UDP. The queue size value itself is platform-dependent, but is passed | |
| * to sys_mbox_new() when the recvmbox is created. | |
| */ | |
| #ifndef DEFAULT_UDP_RECVMBOX_SIZE | |
| #define DEFAULT_UDP_RECVMBOX_SIZE 0 | |
| #endif | |
| /** | |
| * DEFAULT_TCP_RECVMBOX_SIZE: The mailbox size for the incoming packets on a | |
| * NETCONN_TCP. The queue size value itself is platform-dependent, but is passed | |
| * to sys_mbox_new() when the recvmbox is created. | |
| */ | |
| #ifndef DEFAULT_TCP_RECVMBOX_SIZE | |
| #define DEFAULT_TCP_RECVMBOX_SIZE 0 | |
| #endif | |
| /** | |
| * DEFAULT_ACCEPTMBOX_SIZE: The mailbox size for the incoming connections. | |
| * The queue size value itself is platform-dependent, but is passed to | |
| * sys_mbox_new() when the acceptmbox is created. | |
| */ | |
| #ifndef DEFAULT_ACCEPTMBOX_SIZE | |
| #define DEFAULT_ACCEPTMBOX_SIZE 0 | |
| #endif | |
| /* | |
| ---------------------------------------------- | |
| ---------- Sequential layer options ---------- | |
| ---------------------------------------------- | |
| */ | |
| /** | |
| * LWIP_TCPIP_CORE_LOCKING: (EXPERIMENTAL!) | |
| * Don't use it if you're not an active lwIP project member | |
| */ | |
| #ifndef LWIP_TCPIP_CORE_LOCKING | |
| #define LWIP_TCPIP_CORE_LOCKING 0 | |
| #endif | |
| /** | |
| * LWIP_NETCONN==1: Enable Netconn API (require to use api_lib.c) | |
| */ | |
| #ifndef LWIP_NETCONN | |
| #define LWIP_NETCONN 1 | |
| #endif | |
| /* | |
| ------------------------------------ | |
| ---------- Socket options ---------- | |
| ------------------------------------ | |
| */ | |
| /** | |
| * LWIP_SOCKET==1: Enable Socket API (require to use sockets.c) | |
| */ | |
| #ifndef LWIP_SOCKET | |
| #define LWIP_SOCKET 1 | |
| #endif | |
| /** | |
| * LWIP_COMPAT_SOCKETS==1: Enable BSD-style sockets functions names. | |
| * (only used if you use sockets.c) | |
| */ | |
| #ifndef LWIP_COMPAT_SOCKETS | |
| #define LWIP_COMPAT_SOCKETS 1 | |
| #endif | |
| /** | |
| * LWIP_POSIX_SOCKETS_IO_NAMES==1: Enable POSIX-style sockets functions names. | |
| * Disable this option if you use a POSIX operating system that uses the same | |
| * names (read, write & close). (only used if you use sockets.c) | |
| */ | |
| #ifndef LWIP_POSIX_SOCKETS_IO_NAMES | |
| #define LWIP_POSIX_SOCKETS_IO_NAMES 1 | |
| #endif | |
| /** | |
| * LWIP_TCP_KEEPALIVE==1: Enable TCP_KEEPIDLE, TCP_KEEPINTVL and TCP_KEEPCNT | |
| * options processing. Note that TCP_KEEPIDLE and TCP_KEEPINTVL have to be set | |
| * in seconds. (does not require sockets.c, and will affect tcp.c) | |
| */ | |
| #ifndef LWIP_TCP_KEEPALIVE | |
| #define LWIP_TCP_KEEPALIVE 0 | |
| #endif | |
| /** | |
| * LWIP_SO_RCVTIMEO==1: Enable SO_RCVTIMEO processing. | |
| */ | |
| #ifndef LWIP_SO_RCVTIMEO | |
| #define LWIP_SO_RCVTIMEO 0 | |
| #endif | |
| /** | |
| * LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing. | |
| */ | |
| #ifndef LWIP_SO_RCVBUF | |
| #define LWIP_SO_RCVBUF 0 | |
| #endif | |
| /** | |
| * SO_REUSE==1: Enable SO_REUSEADDR and SO_REUSEPORT options. DO NOT USE! | |
| */ | |
| #ifndef SO_REUSE | |
| #define SO_REUSE 0 | |
| #endif | |
| /* | |
| ---------------------------------------- | |
| ---------- Statistics options ---------- | |
| ---------------------------------------- | |
| */ | |
| /** | |
| * LWIP_STATS==1: Enable statistics collection in lwip_stats. | |
| */ | |
| #ifndef LWIP_STATS | |
| #define LWIP_STATS 1 | |
| #endif | |
| #if LWIP_STATS | |
| /** | |
| * LWIP_STATS_DISPLAY==1: Compile in the statistics output functions. | |
| */ | |
| #ifndef LWIP_STATS_DISPLAY | |
| #define LWIP_STATS_DISPLAY 0 | |
| #endif | |
| /** | |
| * LINK_STATS==1: Enable link stats. | |
| */ | |
| #ifndef LINK_STATS | |
| #define LINK_STATS 1 | |
| #endif | |
| /** | |
| * ETHARP_STATS==1: Enable etharp stats. | |
| */ | |
| #ifndef ETHARP_STATS | |
| #define ETHARP_STATS (LWIP_ARP) | |
| #endif | |
| /** | |
| * IP_STATS==1: Enable IP stats. | |
| */ | |
| #ifndef IP_STATS | |
| #define IP_STATS 1 | |
| #endif | |
| /** | |
| * IPFRAG_STATS==1: Enable IP fragmentation stats. Default is | |
| * on if using either frag or reass. | |
| */ | |
| #ifndef IPFRAG_STATS | |
| #define IPFRAG_STATS (IP_REASSEMBLY || IP_FRAG) | |
| #endif | |
| /** | |
| * ICMP_STATS==1: Enable ICMP stats. | |
| */ | |
| #ifndef ICMP_STATS | |
| #define ICMP_STATS 1 | |
| #endif | |
| /** | |
| * IGMP_STATS==1: Enable IGMP stats. | |
| */ | |
| #ifndef IGMP_STATS | |
| #define IGMP_STATS (LWIP_IGMP) | |
| #endif | |
| /** | |
| * UDP_STATS==1: Enable UDP stats. Default is on if | |
| * UDP enabled, otherwise off. | |
| */ | |
| #ifndef UDP_STATS | |
| #define UDP_STATS (LWIP_UDP) | |
| #endif | |
| /** | |
| * TCP_STATS==1: Enable TCP stats. Default is on if TCP | |
| * enabled, otherwise off. | |
| */ | |
| #ifndef TCP_STATS | |
| #define TCP_STATS (LWIP_TCP) | |
| #endif | |
| /** | |
| * MEM_STATS==1: Enable mem.c stats. | |
| */ | |
| #ifndef MEM_STATS | |
| #define MEM_STATS 1 | |
| #endif | |
| /** | |
| * MEMP_STATS==1: Enable memp.c pool stats. | |
| */ | |
| #ifndef MEMP_STATS | |
| #define MEMP_STATS 1 | |
| #endif | |
| /** | |
| * SYS_STATS==1: Enable system stats (sem and mbox counts, etc). | |
| */ | |
| #ifndef SYS_STATS | |
| #define SYS_STATS 1 | |
| #endif | |
| #else | |
| #define LINK_STATS 0 | |
| #define IP_STATS 0 | |
| #define IPFRAG_STATS 0 | |
| #define ICMP_STATS 0 | |
| #define IGMP_STATS 0 | |
| #define UDP_STATS 0 | |
| #define TCP_STATS 0 | |
| #define MEM_STATS 0 | |
| #define MEMP_STATS 0 | |
| #define SYS_STATS 0 | |
| #define LWIP_STATS_DISPLAY 0 | |
| #endif /* LWIP_STATS */ | |
| /* | |
| --------------------------------- | |
| ---------- PPP options ---------- | |
| --------------------------------- | |
| */ | |
| /** | |
| * PPP_SUPPORT==1: Enable PPP. | |
| */ | |
| #ifndef PPP_SUPPORT | |
| #define PPP_SUPPORT 0 | |
| #endif | |
| /** | |
| * PPPOE_SUPPORT==1: Enable PPP Over Ethernet | |
| */ | |
| #ifndef PPPOE_SUPPORT | |
| #define PPPOE_SUPPORT 0 | |
| #endif | |
| /** | |
| * PPPOS_SUPPORT==1: Enable PPP Over Serial | |
| */ | |
| #ifndef PPPOS_SUPPORT | |
| #define PPPOS_SUPPORT PPP_SUPPORT | |
| #endif | |
| #if PPP_SUPPORT | |
| /** | |
| * NUM_PPP: Max PPP sessions. | |
| */ | |
| #ifndef NUM_PPP | |
| #define NUM_PPP 1 | |
| #endif | |
| /** | |
| * PAP_SUPPORT==1: Support PAP. | |
| */ | |
| #ifndef PAP_SUPPORT | |
| #define PAP_SUPPORT 0 | |
| #endif | |
| /** | |
| * CHAP_SUPPORT==1: Support CHAP. | |
| */ | |
| #ifndef CHAP_SUPPORT | |
| #define CHAP_SUPPORT 0 | |
| #endif | |
| /** | |
| * MSCHAP_SUPPORT==1: Support MSCHAP. CURRENTLY NOT SUPPORTED! DO NOT SET! | |
| */ | |
| #ifndef MSCHAP_SUPPORT | |
| #define MSCHAP_SUPPORT 0 | |
| #endif | |
| /** | |
| * CBCP_SUPPORT==1: Support CBCP. CURRENTLY NOT SUPPORTED! DO NOT SET! | |
| */ | |
| #ifndef CBCP_SUPPORT | |
| #define CBCP_SUPPORT 0 | |
| #endif | |
| /** | |
| * CCP_SUPPORT==1: Support CCP. CURRENTLY NOT SUPPORTED! DO NOT SET! | |
| */ | |
| #ifndef CCP_SUPPORT | |
| #define CCP_SUPPORT 0 | |
| #endif | |
| /** | |
| * VJ_SUPPORT==1: Support VJ header compression. | |
| */ | |
| #ifndef VJ_SUPPORT | |
| #define VJ_SUPPORT 0 | |
| #endif | |
| /** | |
| * MD5_SUPPORT==1: Support MD5 (see also CHAP). | |
| */ | |
| #ifndef MD5_SUPPORT | |
| #define MD5_SUPPORT 0 | |
| #endif | |
| /* | |
| * Timeouts | |
| */ | |
| #ifndef FSM_DEFTIMEOUT | |
| #define FSM_DEFTIMEOUT 6 /* Timeout time in seconds */ | |
| #endif | |
| #ifndef FSM_DEFMAXTERMREQS | |
| #define FSM_DEFMAXTERMREQS 2 /* Maximum Terminate-Request transmissions */ | |
| #endif | |
| #ifndef FSM_DEFMAXCONFREQS | |
| #define FSM_DEFMAXCONFREQS 10 /* Maximum Configure-Request transmissions */ | |
| #endif | |
| #ifndef FSM_DEFMAXNAKLOOPS | |
| #define FSM_DEFMAXNAKLOOPS 5 /* Maximum number of nak loops */ | |
| #endif | |
| #ifndef UPAP_DEFTIMEOUT | |
| #define UPAP_DEFTIMEOUT 6 /* Timeout (seconds) for retransmitting req */ | |
| #endif | |
| #ifndef UPAP_DEFREQTIME | |
| #define UPAP_DEFREQTIME 30 /* Time to wait for auth-req from peer */ | |
| #endif | |
| #ifndef CHAP_DEFTIMEOUT | |
| #define CHAP_DEFTIMEOUT 6 /* Timeout time in seconds */ | |
| #endif | |
| #ifndef CHAP_DEFTRANSMITS | |
| #define CHAP_DEFTRANSMITS 10 /* max # times to send challenge */ | |
| #endif | |
| /* Interval in seconds between keepalive echo requests, 0 to disable. */ | |
| #ifndef LCP_ECHOINTERVAL | |
| #define LCP_ECHOINTERVAL 0 | |
| #endif | |
| /* Number of unanswered echo requests before failure. */ | |
| #ifndef LCP_MAXECHOFAILS | |
| #define LCP_MAXECHOFAILS 3 | |
| #endif | |
| /* Max Xmit idle time (in jiffies) before resend flag char. */ | |
| #ifndef PPP_MAXIDLEFLAG | |
| #define PPP_MAXIDLEFLAG 100 | |
| #endif | |
| /* | |
| * 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) */ | |
| #ifndef PPP_MAXMTU | |
| /* #define PPP_MAXMTU 65535 - (PPP_HDRLEN + PPP_FCSLEN) */ | |
| #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 */ | |
| #ifndef PPP_DEFMRU | |
| #define PPP_DEFMRU 296 /* Try for this */ | |
| #endif | |
| #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 */ | |
| /* | |
| -------------------------------------- | |
| ---------- Checksum options ---------- | |
| -------------------------------------- | |
| */ | |
| /** | |
| * CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets. | |
| */ | |
| #ifndef CHECKSUM_GEN_IP | |
| #define CHECKSUM_GEN_IP 1 | |
| #endif | |
| /** | |
| * CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets. | |
| */ | |
| #ifndef CHECKSUM_GEN_UDP | |
| #define CHECKSUM_GEN_UDP 1 | |
| #endif | |
| /** | |
| * CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets. | |
| */ | |
| #ifndef CHECKSUM_GEN_TCP | |
| #define CHECKSUM_GEN_TCP 1 | |
| #endif | |
| /** | |
| * CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets. | |
| */ | |
| #ifndef CHECKSUM_CHECK_IP | |
| #define CHECKSUM_CHECK_IP 1 | |
| #endif | |
| /** | |
| * CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets. | |
| */ | |
| #ifndef CHECKSUM_CHECK_UDP | |
| #define CHECKSUM_CHECK_UDP 1 | |
| #endif | |
| /** | |
| * CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets. | |
| */ | |
| #ifndef CHECKSUM_CHECK_TCP | |
| #define CHECKSUM_CHECK_TCP 1 | |
| #endif | |
| /* | |
| --------------------------------------- | |
| ---------- Debugging options ---------- | |
| --------------------------------------- | |
| */ | |
| /** | |
| * LWIP_DBG_MIN_LEVEL: After masking, the value of the debug is | |
| * compared against this value. If it is smaller, then debugging | |
| * messages are written. | |
| */ | |
| #ifndef LWIP_DBG_MIN_LEVEL | |
| #define LWIP_DBG_MIN_LEVEL LWIP_DBG_LEVEL_OFF | |
| #endif | |
| /** | |
| * LWIP_DBG_TYPES_ON: A mask that can be used to globally enable/disable | |
| * debug messages of certain types. | |
| */ | |
| #ifndef LWIP_DBG_TYPES_ON | |
| #define LWIP_DBG_TYPES_ON LWIP_DBG_ON | |
| #endif | |
| /** | |
| * ETHARP_DEBUG: Enable debugging in etharp.c. | |
| */ | |
| #ifndef ETHARP_DEBUG | |
| #define ETHARP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * NETIF_DEBUG: Enable debugging in netif.c. | |
| */ | |
| #ifndef NETIF_DEBUG | |
| #define NETIF_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * PBUF_DEBUG: Enable debugging in pbuf.c. | |
| */ | |
| #ifndef PBUF_DEBUG | |
| #define PBUF_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * API_LIB_DEBUG: Enable debugging in api_lib.c. | |
| */ | |
| #ifndef API_LIB_DEBUG | |
| #define API_LIB_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * API_MSG_DEBUG: Enable debugging in api_msg.c. | |
| */ | |
| #ifndef API_MSG_DEBUG | |
| #define API_MSG_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * SOCKETS_DEBUG: Enable debugging in sockets.c. | |
| */ | |
| #ifndef SOCKETS_DEBUG | |
| #define SOCKETS_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * ICMP_DEBUG: Enable debugging in icmp.c. | |
| */ | |
| #ifndef ICMP_DEBUG | |
| #define ICMP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * IGMP_DEBUG: Enable debugging in igmp.c. | |
| */ | |
| #ifndef IGMP_DEBUG | |
| #define IGMP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * INET_DEBUG: Enable debugging in inet.c. | |
| */ | |
| #ifndef INET_DEBUG | |
| #define INET_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * IP_DEBUG: Enable debugging for IP. | |
| */ | |
| #ifndef IP_DEBUG | |
| #define IP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * IP_REASS_DEBUG: Enable debugging in ip_frag.c for both frag & reass. | |
| */ | |
| #ifndef IP_REASS_DEBUG | |
| #define IP_REASS_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * RAW_DEBUG: Enable debugging in raw.c. | |
| */ | |
| #ifndef RAW_DEBUG | |
| #define RAW_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * MEM_DEBUG: Enable debugging in mem.c. | |
| */ | |
| #ifndef MEM_DEBUG | |
| #define MEM_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * MEMP_DEBUG: Enable debugging in memp.c. | |
| */ | |
| #ifndef MEMP_DEBUG | |
| #define MEMP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * SYS_DEBUG: Enable debugging in sys.c. | |
| */ | |
| #ifndef SYS_DEBUG | |
| #define SYS_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_DEBUG: Enable debugging for TCP. | |
| */ | |
| #ifndef TCP_DEBUG | |
| #define TCP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_INPUT_DEBUG: Enable debugging in tcp_in.c for incoming debug. | |
| */ | |
| #ifndef TCP_INPUT_DEBUG | |
| #define TCP_INPUT_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_FR_DEBUG: Enable debugging in tcp_in.c for fast retransmit. | |
| */ | |
| #ifndef TCP_FR_DEBUG | |
| #define TCP_FR_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_RTO_DEBUG: Enable debugging in TCP for retransmit | |
| * timeout. | |
| */ | |
| #ifndef TCP_RTO_DEBUG | |
| #define TCP_RTO_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_CWND_DEBUG: Enable debugging for TCP congestion window. | |
| */ | |
| #ifndef TCP_CWND_DEBUG | |
| #define TCP_CWND_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_WND_DEBUG: Enable debugging in tcp_in.c for window updating. | |
| */ | |
| #ifndef TCP_WND_DEBUG | |
| #define TCP_WND_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_OUTPUT_DEBUG: Enable debugging in tcp_out.c output functions. | |
| */ | |
| #ifndef TCP_OUTPUT_DEBUG | |
| #define TCP_OUTPUT_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_RST_DEBUG: Enable debugging for TCP with the RST message. | |
| */ | |
| #ifndef TCP_RST_DEBUG | |
| #define TCP_RST_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCP_QLEN_DEBUG: Enable debugging for TCP queue lengths. | |
| */ | |
| #ifndef TCP_QLEN_DEBUG | |
| #define TCP_QLEN_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * UDP_DEBUG: Enable debugging in UDP. | |
| */ | |
| #ifndef UDP_DEBUG | |
| #define UDP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * TCPIP_DEBUG: Enable debugging in tcpip.c. | |
| */ | |
| #ifndef TCPIP_DEBUG | |
| #define TCPIP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * PPP_DEBUG: Enable debugging for PPP. | |
| */ | |
| #ifndef PPP_DEBUG | |
| #define PPP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * SLIP_DEBUG: Enable debugging in slipif.c. | |
| */ | |
| #ifndef SLIP_DEBUG | |
| #define SLIP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * DHCP_DEBUG: Enable debugging in dhcp.c. | |
| */ | |
| #ifndef DHCP_DEBUG | |
| #define DHCP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * AUTOIP_DEBUG: Enable debugging in autoip.c. | |
| */ | |
| #ifndef AUTOIP_DEBUG | |
| #define AUTOIP_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * SNMP_MSG_DEBUG: Enable debugging for SNMP messages. | |
| */ | |
| #ifndef SNMP_MSG_DEBUG | |
| #define SNMP_MSG_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * SNMP_MIB_DEBUG: Enable debugging for SNMP MIBs. | |
| */ | |
| #ifndef SNMP_MIB_DEBUG | |
| #define SNMP_MIB_DEBUG LWIP_DBG_OFF | |
| #endif | |
| /** | |
| * DNS_DEBUG: Enable debugging for DNS. | |
| */ | |
| #ifndef DNS_DEBUG | |
| #define DNS_DEBUG LWIP_DBG_OFF | |
| #endif | |
| #endif /* __LWIP_OPT_H__ */ |