Re: [lwip-users] Crash when doing stresstest with ppp and sockets/UDP

[zulu4711]

and lwipopts.h


/*
 * 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 <address@hidden>
 *
 */
#ifndef LWIP_LWIPOPTS_H
#define LWIP_LWIPOPTS_H






#define LWIP_IPV4                  1
#define LWIP_IPV6                  0

#define NO_SYS                     0
#define LWIP_SOCKET               (NO_SYS==0)
#define LWIP_NETCONN              (NO_SYS==0)

#define LWIP_IGMP                  LWIP_IPV4
#define LWIP_ICMP                  LWIP_IPV4

#define LWIP_SNMP                  LWIP_UDP
#define MIB2_STATS                 LWIP_SNMP

#define LWIP_DNS                   LWIP_UDP
#define LWIP_MDNS_RESPONDER        0 //LWIP_UDP

#define LWIP_NUM_NETIF_CLIENT_DATA (LWIP_MDNS_RESPONDER)

#define LWIP_HAVE_LOOPIF           0
#define LWIP_NETIF_LOOPBACK        0
#define LWIP_LOOPBACK_MAX_PBUFS    10

#define TCP_LISTEN_BACKLOG         1

#define LWIP_COMPAT_SOCKETS        2
#define LWIP_SO_RCVTIMEO           1
#define LWIP_SO_RCVBUF             1

#define LWIP_TCPIP_CORE_LOCKING    1

#define LWIP_NETIF_LINK_CALLBACK   1
#define LWIP_NETIF_STATUS_CALLBACK 1

#define LWIP_DEBUG 1

#ifdef LWIP_DEBUG

#define LWIP_DBG_MIN_LEVEL         0
#define PPP_DEBUG                  LWIP_DBG_OFF
#define MEM_DEBUG                  LWIP_DBG_OFF
#define MEMP_DEBUG                 LWIP_DBG_OFF
#define PBUF_DEBUG                 LWIP_DBG_OFF
#define API_LIB_DEBUG              LWIP_DBG_OFF
#define API_MSG_DEBUG              LWIP_DBG_OFF
#define TCPIP_DEBUG                LWIP_DBG_OFF
#define NETIF_DEBUG                LWIP_DBG_OFF
#define SOCKETS_DEBUG              LWIP_DBG_OFF
#define DNS_DEBUG                  LWIP_DBG_OFF
#define AUTOIP_DEBUG               LWIP_DBG_OFF
#define DHCP_DEBUG                 LWIP_DBG_OFF
#define IP_DEBUG                   LWIP_DBG_OFF
#define IP_REASS_DEBUG             LWIP_DBG_OFF
#define ICMP_DEBUG                 LWIP_DBG_OFF
#define IGMP_DEBUG                 LWIP_DBG_OFF
#define UDP_DEBUG                  LWIP_DBG_OFF
#define TCP_DEBUG                  LWIP_DBG_OFF
#define TCP_INPUT_DEBUG            LWIP_DBG_OFF
#define TCP_OUTPUT_DEBUG           LWIP_DBG_OFF 
#define TCP_RTO_DEBUG              LWIP_DBG_OFF
#define TCP_CWND_DEBUG             LWIP_DBG_OFF
#define TCP_WND_DEBUG              LWIP_DBG_OFF
#define TCP_FR_DEBUG               LWIP_DBG_OFF
#define TCP_QLEN_DEBUG             LWIP_DBG_OFF
#define TCP_RST_DEBUG              LWIP_DBG_OFF
#endif

#define LWIP_DBG_TYPES_ON        
(LWIP_DBG_ON|LWIP_DBG_TRACE|LWIP_DBG_STATE|LWIP_DBG_FRESH|LWIP_DBG_HALT)


/* ---------- 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        4
/* 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    15

/* 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         4
/* 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          50 // 160 

/* 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    (NO_SYS==0)


/* ---------- TCP options ---------- */
#define LWIP_TCP                1
#define TCP_TTL                 255

#define TCP_MSL 1000UL /* The maximum segment lifetime in milliseconds */


/* 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                 1460 // 1024

/* TCP sender buffer space (bytes). */
#define TCP_SND_BUF             (4*TCP_MSS) // 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                 3000 // Er valgt som 1500x2 istedetfor
originalt 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                0
#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              0

/* 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


/* ---------- ICMP options ---------- */
#define ICMP_TTL                255


/* ---------- DHCP options ---------- */
/* Define LWIP_DHCP to 1 if you want DHCP configuration of
   interfaces. */
#define LWIP_DHCP              1

/* 1 if you want to do an ARP check on the offered address
   (recommended). */
#define DHCP_DOES_ARP_CHECK    0// (LWIP_DHCP)


/* ---------- AUTOIP options ------- */
#define LWIP_AUTOIP            0 // (LWIP_DHCP)
#define LWIP_DHCP_AUTOIP_COOP  0 //(LWIP_DHCP && LWIP_AUTOIP)


/* ---------- UDP options ---------- */
#define LWIP_UDP                1
#define LWIP_UDPLITE            LWIP_UDP
#define UDP_TTL                 255


/* ---------- RAW options ---------- */
#define LWIP_RAW                1


/* ---------- Statistics options ---------- */

#define LWIP_STATS              1
#define LWIP_STATS_DISPLAY      1

#if LWIP_STATS
#define LINK_STATS              1
#define IP_STATS                1
#define ICMP_STATS              1
#define IGMP_STATS              1
#define IPFRAG_STATS            1
#define UDP_STATS               1
#define TCP_STATS               1
#define MEM_STATS               1
#define MEMP_STATS              1
#define PBUF_STATS              1
#define SYS_STATS               1
#endif /* LWIP_STATS */


/* ---------- PPP options ---------- */

#define PPP_SUPPORT             1      /* Set > 0 for PPP */

#if PPP_SUPPORT

#define NUM_PPP                 1      /* Max PPP sessions. */
#define PPP_INPROC_IRQ_SAFE     1


/* 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 PPPOE_SUPPORT           0
#define PPPOS_SUPPORT           1

#define PAP_SUPPORT             1      /* Set > 0 for PAP. */
#define CHAP_SUPPORT            1      /* Set > 0 for CHAP. */
#define MSCHAP_SUPPORT          0      /* Set > 0 for MSCHAP */
#define CBCP_SUPPORT            0      /* Set > 0 for CBCP (NOT FUNCTIONAL!)
*/
#define CCP_SUPPORT             0      /* Set > 0 for CCP */
#define VJ_SUPPORT              1      /* Set > 0 for VJ header compression.
*/
#define MD5_SUPPORT             1      /* Set > 0 for MD5 (see also CHAP) */

#endif /* PPP_SUPPORT */

#endif /* LWIP_LWIPOPTS_H */




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