LwIP
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Outline
#define LWIP_HDR_ICMP_H
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
#include "lwip/netif.h"
#include "lwip/prot/icmp.h"
#include "lwip/icmp6.h"
icmp_dur_type
icmp_te_type
icmp_input(struct pbuf *, struct netif *);
icmp_dest_unreach(struct pbuf *, enum icmp_dur_type);
icmp_time_exceeded(struct pbuf *, enum icmp_te_type);
#define icmp_port_unreach
#define icmp_port_unreach
#define icmp_port_unreach
#define icmp_port_unreach
#define icmp_port_unreach
#define icmp_port_unreach
Files
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SourceVuSTM32 Libraries and SamplesLwIPsrc/include/lwip/icmp.h
 
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/** * @file * ICMP API *//* ... */ /* * 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_HDR_ICMP_H #define LWIP_HDR_ICMP_H #include "lwip/opt.h" #include "lwip/pbuf.h" #include "lwip/ip_addr.h" #include "lwip/netif.h" #include "lwip/prot/icmp.h" 5 includes #if LWIP_IPV6 && LWIP_ICMP6 #include "lwip/icmp6.h" #endif #ifdef __cplusplus extern "C" { #endif /** ICMP destination unreachable codes */ enum icmp_dur_type { /** net unreachable */ ICMP_DUR_NET = 0, /** host unreachable */ ICMP_DUR_HOST = 1, /** protocol unreachable */ ICMP_DUR_PROTO = 2, /** port unreachable */ ICMP_DUR_PORT = 3, /** fragmentation needed and DF set */ ICMP_DUR_FRAG = 4, /** source route failed */ ICMP_DUR_SR = 5 ...}; /** ICMP time exceeded codes */ enum icmp_te_type { /** time to live exceeded in transit */ ICMP_TE_TTL = 0, /** fragment reassembly time exceeded */ ICMP_TE_FRAG = 1 ...}; #if LWIP_IPV4 && 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_IPV4 && LWIP_ICMP */ #if LWIP_IPV4 && LWIP_IPV6 #if LWIP_ICMP && LWIP_ICMP6 #define icmp_port_unreach(isipv6, pbuf) ((isipv6) ? \ icmp6_dest_unreach(pbuf, ICMP6_DUR_PORT) : \ icmp_dest_unreach(pbuf, ICMP_DUR_PORT))... /* ... */#elif LWIP_ICMP #define icmp_port_unreach(isipv6, pbuf) do{ if(!(isipv6)) { icmp_dest_unreach(pbuf, ICMP_DUR_PORT);}}while(0) #elif LWIP_ICMP6 #define icmp_port_unreach(isipv6, pbuf) do{ if(isipv6) { icmp6_dest_unreach(pbuf, ICMP6_DUR_PORT);}}while(0) #else #define icmp_port_unreach(isipv6, pbuf) #endif/* ... */ #elif LWIP_IPV6 && LWIP_ICMP6 #define icmp_port_unreach(isipv6, pbuf) icmp6_dest_unreach(pbuf, ICMP6_DUR_PORT) #elif LWIP_IPV4 && LWIP_ICMP #define icmp_port_unreach(isipv6, pbuf) icmp_dest_unreach(pbuf, ICMP_DUR_PORT) #else /* (LWIP_IPV6 && LWIP_ICMP6) || (LWIP_IPV4 && LWIP_ICMP) */ #define icmp_port_unreach(isipv6, pbuf) #endif /* (LWIP_IPV6 && LWIP_ICMP6) || (LWIP_IPV4 && LWIP_ICMP) LWIP_IPV4*/ #ifdef __cplusplus }extern "C" { ... } #endif /* ... */ #endif /* LWIP_HDR_ICMP_H */
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