/* * 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: Simon Goldschmidt * */ #ifndef __LWIPOPTS_H__ #define __LWIPOPTS_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 /** * MEMCPY: override this if you have a faster implementation at hand than the * one included in your C library */ #define MEMCPY(dst,src,len) memcpy(dst,src,len) /** * 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. */ #define SMEMCPY(dst,src,len) memcpy(dst,src,len) /* ------------------------------------ ---------- 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. */ #define MEM_LIBC_MALLOC 1 /** * MEMP_MEM_MALLOC==1: Use mem_malloc/mem_free instead of the lwip pool allocator. * Especially useful with MEM_LIBC_MALLOC but handle with care regarding execution * speed and usage from interrupts! */ #define MEMP_MEM_MALLOC 1 /** * 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 4 /* ------------------------------------------------ ---------- Internal Memory Pool Sizes ---------- ------------------------------------------------ */ /* -------------------------------- ---------- ARP options ------- -------------------------------- */ /** * ARP_QUEUEING==1: Multiple outgoing packets are queued during hardware address * resolution. By default, only the most recent packet is queued per IP address. * This is sufficient for most protocols and mainly reduces TCP connection * startup time. Set this to 1 if you know your application sends more than one * packet in a row to an IP address that is not in the ARP cache. */ #define ARP_QUEUEING 1 /* -------------------------------- ---------- IP options ---------- -------------------------------- */ /** * 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 0 /** * 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 /* ---------------------------------- ---------- ICMP options ---------- ---------------------------------- */ /* --------------------------------- ---------- RAW options ---------- --------------------------------- */ /* ---------------------------------- ---------- DHCP options ---------- ---------------------------------- */ /** * LWIP_DHCP==1: Enable DHCP module. */ #define LWIP_DHCP 1 #define LWIP_DHCP_BOOTP_FILE 0 /* ------------------------------------ ---------- AUTOIP options ---------- ------------------------------------ */ /* ---------------------------------- ---------- SNMP options ---------- ---------------------------------- */ /* ---------------------------------- ---------- IGMP options ---------- ---------------------------------- */ /* ---------------------------------- ---------- DNS options ----------- ---------------------------------- */ /** * LWIP_DNS==1: Turn on DNS module. UDP must be available for DNS * transport. */ #define LWIP_DNS 1 /* --------------------------------- ---------- UDP options ---------- --------------------------------- */ /* --------------------------------- ---------- TCP options ---------- --------------------------------- */ /** * TCP_QUEUE_OOSEQ==1: TCP will queue segments that arrive out of order. * Define to 0 if your device is low on memory. */ #define TCP_QUEUE_OOSEQ 0 /* * 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. This is the default. */ #define TCP_MSS 1460 /** * TCP_MAXRTX: Maximum number of retransmissions of data segments. */ #define TCP_MAXRTX 6 /** * TCP_SYNMAXRTX: Maximum number of retransmissions of SYN segments. */ #define TCP_SYNMAXRTX 3 /* ---------------------------------- ---------- Pbuf options ---------- ---------------------------------- */ /* ------------------------------------------------ ---------- Network Interfaces options ---------- ------------------------------------------------ */ /** * LWIP_NETIF_TX_SINGLE_PBUF: if this is set to 1, lwIP tries to put all data * to be sent into one single pbuf. This is for compatibility with DMA-enabled * MACs that do not support scatter-gather. * Beware that this might involve CPU-memcpy before transmitting that would not * be needed without this flag! Use this only if you need to! * * @todo: TCP and IP-frag do not work with this, yet: */ #define LWIP_NETIF_TX_SINGLE_PBUF 1 /* ------------------------------------ ---------- LOOPIF options ---------- ------------------------------------ */ /* ------------------------------------ ---------- SLIPIF options ---------- ------------------------------------ */ /* ------------------------------------ ---------- Thread options ---------- ------------------------------------ */ /** * 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. */ #define TCPIP_THREAD_STACKSIZE 512 //not ok:384 /** * 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. */ #define TCPIP_THREAD_PRIO (configMAX_PRIORITIES-5) /** * 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. */ #define TCPIP_MBOX_SIZE 16 /** * 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. */ #define DEFAULT_UDP_RECVMBOX_SIZE 6 /** * 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. */ #define DEFAULT_TCP_RECVMBOX_SIZE 6 /** * 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. */ #define DEFAULT_ACCEPTMBOX_SIZE 6 /* ---------------------------------------------- ---------- Sequential layer options ---------- ---------------------------------------------- */ /* ------------------------------------ ---------- Socket options ---------- ------------------------------------ */ /** * LWIP_SO_SNDTIMEO==1: Enable send timeout for sockets/netconns and * SO_SNDTIMEO processing. */ #define LWIP_SO_SNDTIMEO 1 /** * LWIP_SO_RCVTIMEO==1: Enable receive timeout for sockets/netconns and * SO_RCVTIMEO processing. */ #define LWIP_SO_RCVTIMEO 1 /** * 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) */ #define LWIP_TCP_KEEPALIVE 1 /** * LWIP_SO_RCVBUF==1: Enable SO_RCVBUF processing. */ #define LWIP_SO_RCVBUF 0 /** * SO_REUSE==1: Enable SO_REUSEADDR option. */ #define SO_REUSE 1 /* ---------------------------------------- ---------- Statistics options ---------- ---------------------------------------- */ /* --------------------------------- ---------- PPP options ---------- --------------------------------- */ /* -------------------------------------- ---------- Checksum options ---------- -------------------------------------- */ /* --------------------------------------- ---------- IPv6 options --------------- --------------------------------------- */ /* --------------------------------------- ---------- Hook options --------------- --------------------------------------- */ /* --------------------------------------- ---------- Debugging options ---------- --------------------------------------- */ /** * ETHARP_DEBUG: Enable debugging in etharp.c. */ #define ETHARP_DEBUG LWIP_DBG_OFF /** * PBUF_DEBUG: Enable debugging in pbuf.c. */ #define PBUF_DEBUG LWIP_DBG_OFF /** * API_LIB_DEBUG: Enable debugging in api_lib.c. */ #define API_LIB_DEBUG LWIP_DBG_OFF /** * SOCKETS_DEBUG: Enable debugging in sockets.c. */ #define SOCKETS_DEBUG LWIP_DBG_OFF /** * IP_DEBUG: Enable debugging for IP. */ #define IP_DEBUG LWIP_DBG_OFF /** * MEMP_DEBUG: Enable debugging in memp.c. */ #define MEMP_DEBUG LWIP_DBG_OFF /** * TCP_INPUT_DEBUG: Enable debugging in tcp_in.c for incoming debug. */ #define TCP_INPUT_DEBUG LWIP_DBG_OFF /** * TCP_OUTPUT_DEBUG: Enable debugging in tcp_out.c output functions. */ #define TCP_OUTPUT_DEBUG LWIP_DBG_OFF /** * TCPIP_DEBUG: Enable debugging in tcpip.c. */ #define TCPIP_DEBUG LWIP_DBG_OFF /** * DHCP_DEBUG: Enable debugging in dhcp.c. */ #define DHCP_DEBUG LWIP_DBG_OFF #endif /* __LWIPOPTS_H__ */