![](/media/cache/profiles/3f4243a6f681f2920ac3e95a63517274.50x50_q85.jpg)
code that uses Watchdog to reset Mbed every 30seconds. After 30-60mins, the ethernet interface fails to setup() after WatchDog reset.
EthernetNetIf/LPC2368/lwip/include/ipv4/lwip/icmp.h
- Committer:
- eqon
- Date:
- 2012-06-07
- Revision:
- 0:0ce833f21e63
File content as of revision 0:0ce833f21e63:
/* * 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_ICMP_H__ #define __LWIP_ICMP_H__ #include "lwip/opt.h" #include "lwip/pbuf.h" #include "lwip/ip_addr.h" #include "lwip/netif.h" #ifdef __cplusplus extern "C" { #endif #define ICMP_ER 0 /* echo reply */ #define ICMP_DUR 3 /* destination unreachable */ #define ICMP_SQ 4 /* source quench */ #define ICMP_RD 5 /* redirect */ #define ICMP_ECHO 8 /* echo */ #define ICMP_TE 11 /* time exceeded */ #define ICMP_PP 12 /* parameter problem */ #define ICMP_TS 13 /* timestamp */ #define ICMP_TSR 14 /* timestamp reply */ #define ICMP_IRQ 15 /* information request */ #define ICMP_IR 16 /* information reply */ enum icmp_dur_type { ICMP_DUR_NET = 0, /* net unreachable */ ICMP_DUR_HOST = 1, /* host unreachable */ ICMP_DUR_PROTO = 2, /* protocol unreachable */ ICMP_DUR_PORT = 3, /* port unreachable */ ICMP_DUR_FRAG = 4, /* fragmentation needed and DF set */ ICMP_DUR_SR = 5 /* source route failed */ }; enum icmp_te_type { ICMP_TE_TTL = 0, /* time to live exceeded in transit */ ICMP_TE_FRAG = 1 /* fragment reassembly time exceeded */ }; #ifdef PACK_STRUCT_USE_INCLUDES # include "arch/bpstruct.h" #endif /* This is the standard ICMP header only that the u32_t data * is splitted to two u16_t like ICMP echo needs it. * This header is also used for other ICMP types that do not * use the data part. */ PACK_STRUCT_BEGIN struct icmp_echo_hdr { PACK_STRUCT_FIELD(u8_t type); PACK_STRUCT_FIELD(u8_t code); PACK_STRUCT_FIELD(u16_t chksum); PACK_STRUCT_FIELD(u16_t id); PACK_STRUCT_FIELD(u16_t seqno); } PACK_STRUCT_STRUCT; PACK_STRUCT_END #ifdef PACK_STRUCT_USE_INCLUDES # include "arch/epstruct.h" #endif #define ICMPH_TYPE(hdr) ((hdr)->type) #define ICMPH_CODE(hdr) ((hdr)->code) /* Combines type and code to an u16_t */ #define ICMPH_TYPE_SET(hdr, t) ((hdr)->type = (t)) #define ICMPH_CODE_SET(hdr, c) ((hdr)->code = (c)) #if LWIP_ICMP /* don't build if not configured for use in lwipopts.h */ void icmp_input(struct pbuf *p, struct netif *inp); void icmp_dest_unreach(struct pbuf *p, enum icmp_dur_type t); void icmp_time_exceeded(struct pbuf *p, enum icmp_te_type t); #endif /* LWIP_ICMP */ #ifdef __cplusplus } #endif #endif /* __LWIP_ICMP_H__ */