mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-21 06:33:31 +00:00
135 lines
5.4 KiB
C
135 lines
5.4 KiB
C
/*
|
|
* \brief Configuration file for LwIP, adapt it to your needs.
|
|
* \author Stefan Kalkowski
|
|
* \date 2009-11-10
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2009-2013 Genode Labs GmbH
|
|
*
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
* under the terms of the GNU General Public License version 2.
|
|
*/
|
|
|
|
#ifndef __LWIP__LWIPOPTS_H__
|
|
#define __LWIP__LWIPOPTS_H__
|
|
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
|
|
#define NO_SYS 0 /* single-threaded? do not touch! */
|
|
#define SYS_LIGHTWEIGHT_PROT 1 /* do we provide lightweight protection */
|
|
#define LWIP_ARP 1 /* ARP support */
|
|
#define LWIP_RAW 0 /* LwIP raw API */
|
|
#define LWIP_UDP 1 /* UDP support */
|
|
#define LWIP_TCP 1 /* TCP support */
|
|
#define LWIP_DNS 1 /* DNS support */
|
|
#define LWIP_DHCP 1 /* DHCP support */
|
|
#define LWIP_SOCKET 1 /* LwIP socket API */
|
|
#define LWIP_COMPAT_SOCKETS 0 /* Libc compatibility layer */
|
|
#define LWIP_COMPAT_MUTEX 1 /* use binary semaphore instead of mutex */
|
|
#define LWIP_NETIF_API 1 /* Network interface API */
|
|
#define LWIP_NETIF_LOOPBACK 1 /* Looping back to same address? */
|
|
#define LWIP_HAVE_LOOPIF 1 /* 127.0.0.1 support ? */
|
|
#define LWIP_STATS 0 /* disable stating */
|
|
#define LWIP_STATS_DISPLAY 0 /* disable stating display function */
|
|
#define LWIP_SO_RCVTIMEO 1 /* support timeouts for socket recv */
|
|
#define LWIP_SO_SNDTIMEO 1 /* support timeouts for socket send */
|
|
#define LWIP_TCP_TIMESTAMPS 1
|
|
#define LWIP_SO_RCVBUF 1 /* enable SO_RCVBUF */
|
|
#define SO_REUSE 1 /* enable SO_REUSE */
|
|
#define LWIP_WND_SCALE 1 /* enable window scaling */
|
|
#define TCP_RCV_SCALE 2 /* receive scale factor IETF RFC 1323 */
|
|
|
|
#if LWIP_DHCP
|
|
#define LWIP_NETIF_STATUS_CALLBACK 1 /* callback function used for interface changes */
|
|
#define LWIP_NETIF_LINK_CALLBACK 1 /* callback function used for link-state changes */
|
|
#endif
|
|
|
|
/***********************************
|
|
** Checksum calculation settings **
|
|
***********************************/
|
|
|
|
/* checksum calculation for outgoing packets can be disabled if the hardware supports it */
|
|
#define CHECKSUM_GEN_IP 1 /* calculate checksum for outgoing IP packets */
|
|
#define CHECKSUM_GEN_TCP 1 /* calculate checksum for outgoing TCP packets */
|
|
|
|
#define CHECKSUM_CHECK_IP 1 /* check checksum of incoming IP packets */
|
|
#define CHECKSUM_CHECK_TCP 1 /* check checksum of incoming TCP packets */
|
|
|
|
#define LWIP_CHECKSUM_ON_COPY 1 /* calculate checksum during memcpy */
|
|
|
|
/*********************
|
|
** Memory settings **
|
|
*********************/
|
|
|
|
#define MEM_LIBC_MALLOC 1
|
|
#define MEMP_MEM_MALLOC 1
|
|
/* MEM_ALIGNMENT > 4 e.g. for x86_64 are not supported, see Genode issue #817 */
|
|
#define MEM_ALIGNMENT 4
|
|
|
|
#define DEFAULT_ACCEPTMBOX_SIZE 128
|
|
#define TCPIP_MBOX_SIZE 128
|
|
|
|
#define TCP_MSS 1460
|
|
#define TCP_WND (96 * TCP_MSS)
|
|
|
|
/*
|
|
* The window scale option (http://tools.ietf.org/html/rfc1323) patch of lwIP
|
|
* definitely works solely for the receive window, not for the send window.
|
|
* Setting the send window size to the maximum of an 16bit value, 65535,
|
|
* or multiple of it (x * 65536 - 1) results in the same performance.
|
|
* Everything else decrease performance.
|
|
*/
|
|
#define TCP_SND_BUF (65535)
|
|
|
|
#define TCP_SND_QUEUELEN ((32 * (TCP_SND_BUF) + (TCP_MSS - 1))/(TCP_MSS))
|
|
|
|
#define RECV_BUFSIZE_DEFAULT 128 * 1024
|
|
|
|
#define PBUF_POOL_SIZE 96
|
|
|
|
/*
|
|
* We reduce the maximum segment lifetime from one minute to one second to
|
|
* avoid queuing up PCBs in TIME-WAIT state. This is the state, PCBs end up
|
|
* after closing a TCP connection socket at the server side. The number of PCBs
|
|
* in this state is apparently not limited by the value of 'MEMP_NUM_TCP_PCB'.
|
|
* One allocation costs around 160 bytes. If clients connect to the server at a
|
|
* high rate, those allocations accumulate quickly and thereby may exhaust the
|
|
* memory of the server. By reducing the segment lifetime, PCBs in TIME-WAIT
|
|
* state are cleaned up from the 'tcp_tw_pcbs' queue in a more timely fashion
|
|
* (by 'tcp_slowtmr()').
|
|
*/
|
|
#define TCP_MSL 1000UL
|
|
|
|
#define MEMP_NUM_SYS_TIMEOUT 16
|
|
#define MEMP_NUM_TCP_PCB 128
|
|
#define MEMP_NUM_NETCONN (MEMP_NUM_TCP_PCB + MEMP_NUM_UDP_PCB + MEMP_NUM_RAW_PCB + MEMP_NUM_TCP_PCB_LISTEN - 1)
|
|
|
|
void genode_memcpy(void * dst, const void *src, unsigned long size);
|
|
#define MEMCPY(dst,src,len) genode_memcpy(dst,src,len)
|
|
|
|
/********************
|
|
** Debug settings **
|
|
********************/
|
|
|
|
/* #define LWIP_DEBUG */
|
|
/* #define DHCP_DEBUG LWIP_DBG_ON */
|
|
/* #define ETHARP_DEBUG LWIP_DBG_ON */
|
|
/* #define NETIF_DEBUG LWIP_DBG_ON */
|
|
/* #define PBUF_DEBUG LWIP_DBG_ON */
|
|
/* #define API_LIB_DEBUG LWIP_DBG_ON */
|
|
/* #define API_MSG_DEBUG LWIP_DBG_ON */
|
|
/* #define SOCKETS_DEBUG LWIP_DBG_ON */
|
|
/* #define ICMP_DEBUG LWIP_DBG_ON */
|
|
/* #define INET_DEBUG LWIP_DBG_ON */
|
|
/* #define IP_DEBUG LWIP_DBG_ON */
|
|
/* #define IP_REASS_DEBUG LWIP_DBG_ON */
|
|
/* #define RAW_DEBUG LWIP_DBG_ON */
|
|
/* #define MEM_DEBUG LWIP_DBG_ON */
|
|
/* #define MEMP_DEBUG LWIP_DBG_ON */
|
|
/* #define SYS_DEBUG LWIP_DBG_ON */
|
|
/* #define TCP_DEBUG LWIP_DBG_ON */
|
|
|
|
#endif /* __LWIP__LWIPOPTS_H__ */
|