Re: [lwip-users] Re: Struggling to build a TCP echo server

[Piero 74]

i saw you set the numbef of listener = 1.
do you create a listener for each task?

piero

2009/2/13, Chen <address@hidden>:
>
> Here is the lwipopts.h:
>
> /* This header file is part of the ATMEL
> AVR32-SoftwareFramework-AT32UC3A-1.4.0 Release */
>
> /*This file has been prepared for Doxygen automatic documentation
> generation.*/
> /*! \file
> *********************************************************************
>   *
>   * \brief lwIP configuration for AVR32 UC3.
>   *
>   * - Compiler:           GNU GCC for AVR32
>   * - Supported devices:  All AVR32 devices can be used.
>   * - AppNote:
>   *
>   * \author               Atmel Corporation: http://www.atmel.com \n
>   *                       Support and FAQ: http://support.atmel.no/
>   *
>
> *****************************************************************************/
>
> /* Copyright (C) 2006-2008, Atmel Corporation 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 ATMEL may not be used to endorse or promote products
> derived
>   * from this software without specific prior written permission.
>   *
>   * THIS SOFTWARE IS PROVIDED BY ATMEL ``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 EXPRESSLY AND
>   * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL 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.
>   */
>
>
>
> #ifndef __LWIPOPTS_H__
> #define __LWIPOPTS_H__
>
> /* Include user defined options first */
> // #include "conf_eth.h"
> #include "conf_lwip_threads.h"
>
> #include "lwip/debug.h"
>
> /* Define default values for unconfigured parameters. */
> #define LWIP_NOASSERT 1 // To suppress some errors for now (no debug output)
>
> /* These two control is reclaimer functions should be compiled
>     in. Should always be turned on (1). */
> #define MEM_RECLAIM             1
> #define MEMP_RECLAIM            1
>
>
> /* 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.
>   */
> #define SYS_LIGHTWEIGHT_PROT            1
>
> /* ---------- 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. */
> #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                3 * 1024
>
>
> /* 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           6
>
> /* Number of raw connection PCBs */
> #define MEMP_NUM_RAW_PCB                1
>
> #if (TFTP_USED == 1)
>    /* ---------- UDP options ---------- */
>    #define LWIP_UDP                1
>    #define UDP_TTL                 255
>    /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
>       per active UDP "connection". */
>
>    #define MEMP_NUM_UDP_PCB        1
> #else
>    /* ---------- UDP options ---------- */
>    #define LWIP_UDP                0
>    #define UDP_TTL                 0
>    /* MEMP_NUM_UDP_PCB: the number of UDP protocol control blocks. One
>       per active UDP "connection". */
>
>    #define MEMP_NUM_UDP_PCB        0
> #endif
>
> /* MEMP_NUM_TCP_PCB: the number of simultaneously active TCP connections. */
> #define MEMP_NUM_TCP_PCB        2
> /* MEMP_NUM_TCP_PCB_LISTEN: the number of listening TCP connections. */
> #define MEMP_NUM_TCP_PCB_LISTEN 1
> /* MEMP_NUM_TCP_SEG: the number of simultaneously queued TCP segments. */
> #define MEMP_NUM_TCP_SEG        9
> /* MEMP_NUM_SYS_TIMEOUT: the number of simulateously active timeouts. */
> #define MEMP_NUM_SYS_TIMEOUT    6
>
> /* 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         3
> /* MEMP_NUM_NETCONN: the number of struct netconns. */
> #define MEMP_NUM_NETCONN        4
>
>
> /* ---------- Pbuf options ---------- */
> /* PBUF_POOL_SIZE: the number of buffers in the pbuf pool. */
>
> #define PBUF_POOL_SIZE          6
>
> /* PBUF_POOL_BUFSIZE: the size of each pbuf in the pbuf pool. */
>
> #define PBUF_POOL_BUFSIZE       500
>
> /* PBUF_LINK_HLEN: the number of bytes that should be allocated for a
>     link level header. */
> #define PBUF_LINK_HLEN          16
>
> /* ---------- TCP options ---------- */
> #define LWIP_TCP                1
> #define TCP_TTL                 255
> /* TCP receive window. */
> #define TCP_WND                 1500
> /* 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                 1500
>
> /* TCP sender buffer space (bytes). */
> #define TCP_SND_BUF             2150
>
> /* TCP sender buffer space (pbufs). This must be at least = 2 *
>     TCP_SND_BUF/TCP_MSS for things to work. */
> #define TCP_SND_QUEUELEN        6 * TCP_SND_BUF/TCP_MSS
>
>
>
> /* Maximum number of retransmissions of data segments. */
> #define TCP_MAXRTX              12
>
> /* Maximum number of retransmissions of SYN segments. */
> #define TCP_SYNMAXRTX           4
>
>
> /**
>   * 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.
>   */
> #define DEFAULT_RAW_RECVMBOX_SIZE       6
>
> /**
>   * 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
>
> /* ---------- ARP options ---------- */
> #define ARP_TABLE_SIZE 10
> #define ARP_QUEUEING 0
>
> /* ---------- 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
>
> /* If defined to 1, IP options are allowed (but not parsed). If
>     defined to 0, all packets with IP options are dropped. */
> #define IP_OPTIONS              1
>
> /* ---------- ICMP options ---------- */
> #define ICMP_TTL                255
>
>
> /* ---------- DHCP options ---------- */
> /* Define LWIP_DHCP to 1 if you want DHCP configuration of
>     interfaces. DHCP is not implemented in lwIP 0.5.1, however, so
>     turning this on does currently not work. */
> #define LWIP_DHCP               0
>
> /* 1 if you want to do an ARP check on the offered address
>     (recommended). */
> // #define DHCP_DOES_ARP_CHECK     1
>
> /*
>     ------------------------------------
>     ---------- Thread options ----------
>     ------------------------------------
> */
> /**
>   * TCPIP_THREAD_NAME: The name assigned to the main tcpip thread.
>   */
> #define TCPIP_THREAD_NAME              "TCP/IP"
>
> /**
>   * 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          lwipINTERFACE_STACK_SIZE
>
> /**
>   * 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               lwipINTERFACE_TASK_PRIORITY
>
> /**
>   * 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                 6
>
> /**
>   * SLIPIF_THREAD_NAME: The name assigned to the slipif_loop thread.
>   */
> #define SLIPIF_THREAD_NAME             "slipif"
>
> /**
>   * 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.
>   */
> #define SLIPIF_THREAD_STACKSIZE         configMINIMAL_STACK_SIZE
>
> /**
>   * 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.
>   */
> #define SLIPIF_THREAD_PRIO              1
>
> /**
>   * PPP_THREAD_NAME: The name assigned to the pppMain thread.
>   */
> #define PPP_THREAD_NAME                "pppMain"
>
> /**
>   * 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.
>   */
> #define PPP_THREAD_STACKSIZE            configMINIMAL_STACK_SIZE
>
> /**
>   * 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.
>   */
> #define PPP_THREAD_PRIO                 1
>
> /**
>   * DEFAULT_THREAD_NAME: The name assigned to any other lwIP thread.
>   */
> #define DEFAULT_THREAD_NAME            "lwIP"
>
> /**
>   * 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.
>   */
> #define DEFAULT_THREAD_STACKSIZE        configMINIMAL_STACK_SIZE
>
> /**
>   * 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.
>   */
> #define DEFAULT_THREAD_PRIO             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 UDP_STATS  1
> #define TCP_STATS  1
> #define MEM_STATS  1
> #define MEMP_STATS 1
> #define PBUF_STATS 1
> #define SYS_STATS  1
> #endif /* STATS */
>
>
> /* ---------- Lwip Debug options ---------- */
>
> #undef LWIP_DEBUG
>
>
>
> #define DBG_TYPES_ON                    0xff
>
> #define ETHARP_DEBUG                    DBG_OFF
>
> #define NETIF_DEBUG                     DBG_OFF
>
> #define PBUF_DEBUG                      DBG_ON
>
> #define API_LIB_DEBUG                   DBG_OFF
>
> #define API_MSG_DEBUG                   DBG_ON
>
> #define SOCKETS_DEBUG                   DBG_OFF
>
> #define ICMP_DEBUG                      DBG_OFF
>
> #define INET_DEBUG                      DBG_OFF
>
> #define IP_DEBUG                        DBG_OFF
>
> #define IP_REASS_DEBUG                  DBG_OFF
>
> #define RAW_DEBUG                       DBG_OFF
>
> #define MEM_DEBUG                       DBG_OFF
>
> #define MEMP_DEBUG                      DBG_OFF
>
> #define SYS_DEBUG                       DBG_OFF
>
> #define TCP_DEBUG                       DBG_ON
>
> #define TCP_INPUT_DEBUG                 DBG_OFF
>
> #define TCP_FR_DEBUG                    DBG_OFF
>
> #define TCP_RTO_DEBUG                   DBG_OFF
>
> #define TCP_CWND_DEBUG                  DBG_OFF
>
> #define TCP_WND_DEBUG                   DBG_OFF
>
> #define TCP_OUTPUT_DEBUG                DBG_OFF
>
> #define TCP_RST_DEBUG                   DBG_OFF
>
> #define TCP_QLEN_DEBUG                  DBG_OFF
>
> #define UDP_DEBUG                       DBG_OFF
>
> #define TCPIP_DEBUG                     DBG_OFF
>
> #define DBG_MIN_LEVEL                   LWIP_DBG_LEVEL_SEVERE
>
>
> #endif /* __LWIPOPTS_H__ */
>
>
>>Message: 3
>>Date: Fri, 13 Feb 2009 17:44:11 +0100
>>From: Piero 74 <address@hidden>
>>Subject: Re: [lwip-users] Struggling to build a TCP echo server
>>To: Mailing list for lwIP users <address@hidden>
>>Message-ID:
>>         <address@hidden>
>>Content-Type: text/plain; charset="iso-8859-1"
>>
>>can you post here your lwipopts.h?
>>it could help.
>>
>>Bye
>>Piero
>