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https://github.com/lwip-tcpip/lwip.git
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Cleanup etharp_arp_input() signature to match the sig of other input functions (pbuf, netif). Rename to etharp_input()
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979bee386c
commit
6caa7b9927
@ -447,7 +447,7 @@ autoip_tmr(void)
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}
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}
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/**
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/**
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* Handles every incoming ARP Packet, called by etharp_arp_input.
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* Handles every incoming ARP Packet, called by etharp_input().
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*
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*
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* @param netif network interface to use for autoip processing
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* @param netif network interface to use for autoip processing
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* @param hdr Incoming ARP packet
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* @param hdr Incoming ARP packet
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@ -623,16 +623,15 @@ etharp_get_entry(u8_t i, ip4_addr_t **ipaddr, struct netif **netif, struct eth_a
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* Should be called for incoming ARP packets. The pbuf in the argument
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* Should be called for incoming ARP packets. The pbuf in the argument
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* is freed by this function.
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* is freed by this function.
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*
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*
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* @param netif The lwIP network interface on which the ARP packet pbuf arrived.
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* @param ethaddr Ethernet address of netif.
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* @param p The ARP packet that arrived on netif. Is freed by this function.
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* @param p The ARP packet that arrived on netif. Is freed by this function.
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* @param netif The lwIP network interface on which the ARP packet pbuf arrived.
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*
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*
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* @return NULL
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* @return NULL
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*
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*
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* @see pbuf_free()
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* @see pbuf_free()
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*/
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*/
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void
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void
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etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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etharp_input(struct pbuf *p, struct netif *netif)
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{
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{
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struct etharp_hdr *hdr;
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struct etharp_hdr *hdr;
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struct eth_hdr *ethhdr;
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struct eth_hdr *ethhdr;
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@ -649,7 +648,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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since a struct etharp_hdr is pointed to p->payload, so it musn't be chained! */
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since a struct etharp_hdr is pointed to p->payload, so it musn't be chained! */
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if (p->len < SIZEOF_ETHARP_PACKET) {
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if (p->len < SIZEOF_ETHARP_PACKET) {
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
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("etharp_arp_input: packet dropped, too short (%"S16_F"/%"S16_F")\n", p->tot_len,
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("etharp_input: packet dropped, too short (%"S16_F"/%"S16_F")\n", p->tot_len,
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(s16_t)SIZEOF_ETHARP_PACKET));
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(s16_t)SIZEOF_ETHARP_PACKET));
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ETHARP_STATS_INC(etharp.lenerr);
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ETHARP_STATS_INC(etharp.lenerr);
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ETHARP_STATS_INC(etharp.drop);
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ETHARP_STATS_INC(etharp.drop);
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@ -671,7 +670,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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(hdr->protolen != sizeof(ip4_addr_t)) ||
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(hdr->protolen != sizeof(ip4_addr_t)) ||
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(hdr->proto != PP_HTONS(ETHTYPE_IP))) {
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(hdr->proto != PP_HTONS(ETHTYPE_IP))) {
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING,
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("etharp_arp_input: packet dropped, wrong hw type, hwlen, proto, protolen or ethernet type (%"U16_F"/%"U16_F"/%"U16_F"/%"U16_F")\n",
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("etharp_input: packet dropped, wrong hw type, hwlen, proto, protolen or ethernet type (%"U16_F"/%"U16_F"/%"U16_F"/%"U16_F")\n",
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hdr->hwtype, (u16_t)hdr->hwlen, hdr->proto, (u16_t)hdr->protolen));
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hdr->hwtype, (u16_t)hdr->hwlen, hdr->proto, (u16_t)hdr->protolen));
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ETHARP_STATS_INC(etharp.proterr);
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ETHARP_STATS_INC(etharp.proterr);
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ETHARP_STATS_INC(etharp.drop);
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ETHARP_STATS_INC(etharp.drop);
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@ -716,11 +715,11 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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* reply. In any case, we time-stamp any existing ARP entry,
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* reply. In any case, we time-stamp any existing ARP entry,
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* and possibly send out an IP packet that was queued on it. */
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* and possibly send out an IP packet that was queued on it. */
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LWIP_DEBUGF (ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: incoming ARP request\n"));
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LWIP_DEBUGF (ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: incoming ARP request\n"));
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/* ARP request for our address? */
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/* ARP request for our address? */
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if (for_us) {
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if (for_us) {
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: replying to ARP request for our IP address\n"));
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: replying to ARP request for our IP address\n"));
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/* Re-use pbuf to send ARP reply.
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/* Re-use pbuf to send ARP reply.
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Since we are re-using an existing pbuf, we can't call etharp_raw since
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Since we are re-using an existing pbuf, we can't call etharp_raw since
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that would allocate a new pbuf. */
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that would allocate a new pbuf. */
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@ -744,8 +743,8 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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#else /* LWIP_AUTOIP */
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#else /* LWIP_AUTOIP */
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ETHADDR16_COPY(ðhdr->dest, &hdr->shwaddr);
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ETHADDR16_COPY(ðhdr->dest, &hdr->shwaddr);
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#endif /* LWIP_AUTOIP */
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#endif /* LWIP_AUTOIP */
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ETHADDR16_COPY(&hdr->shwaddr, ethaddr);
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ETHADDR16_COPY(&hdr->shwaddr, netif->hwaddr);
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ETHADDR16_COPY(ðhdr->src, ethaddr);
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ETHADDR16_COPY(ðhdr->src, netif->hwaddr);
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/* hwtype, hwaddr_len, proto, protolen and the type in the ethernet header
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/* hwtype, hwaddr_len, proto, protolen and the type in the ethernet header
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are already correct, we tested that before */
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are already correct, we tested that before */
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@ -755,16 +754,16 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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/* we are not configured? */
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/* we are not configured? */
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} else if (ip4_addr_isany_val(*netif_ip4_addr(netif))) {
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} else if (ip4_addr_isany_val(*netif_ip4_addr(netif))) {
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/* { for_us == 0 and netif->ip_addr.addr == 0 } */
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/* { for_us == 0 and netif->ip_addr.addr == 0 } */
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: we are unconfigured, ARP request ignored.\n"));
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: we are unconfigured, ARP request ignored.\n"));
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/* request was not directed to us */
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/* request was not directed to us */
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} else {
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} else {
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/* { for_us == 0 and netif->ip_addr.addr != 0 } */
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/* { for_us == 0 and netif->ip_addr.addr != 0 } */
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: ARP request was not for us.\n"));
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: ARP request was not for us.\n"));
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}
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}
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break;
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break;
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case PP_HTONS(ARP_REPLY):
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case PP_HTONS(ARP_REPLY):
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/* ARP reply. We already updated the ARP cache earlier. */
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/* ARP reply. We already updated the ARP cache earlier. */
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: incoming ARP reply\n"));
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: incoming ARP reply\n"));
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#if (LWIP_DHCP && DHCP_DOES_ARP_CHECK)
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#if (LWIP_DHCP && DHCP_DOES_ARP_CHECK)
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/* DHCP wants to know about ARP replies from any host with an
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/* DHCP wants to know about ARP replies from any host with an
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* IP address also offered to us by the DHCP server. We do not
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* IP address also offered to us by the DHCP server. We do not
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@ -774,7 +773,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
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#endif /* (LWIP_DHCP && DHCP_DOES_ARP_CHECK) */
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#endif /* (LWIP_DHCP && DHCP_DOES_ARP_CHECK) */
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break;
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break;
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default:
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default:
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_arp_input: ARP unknown opcode type %"S16_F"\n", htons(hdr->opcode)));
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LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: ARP unknown opcode type %"S16_F"\n", htons(hdr->opcode)));
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ETHARP_STATS_INC(etharp.err);
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ETHARP_STATS_INC(etharp.err);
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break;
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break;
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}
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}
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@ -102,7 +102,7 @@ err_t etharp_remove_static_entry(const ip4_addr_t *ipaddr);
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#endif /* LWIP_IPV4 && LWIP_ARP */
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#endif /* LWIP_IPV4 && LWIP_ARP */
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void etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p);
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void etharp_input(struct pbuf *p, struct netif *netif);
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#ifdef __cplusplus
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#ifdef __cplusplus
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}
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}
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@ -175,7 +175,7 @@ ethernet_input(struct pbuf *p, struct netif *netif)
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goto free_and_return;
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goto free_and_return;
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}
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}
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/* pass p to ARP module */
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/* pass p to ARP module */
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etharp_arp_input(netif, (struct eth_addr*)(netif->hwaddr), p);
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etharp_input(p, netif);
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break;
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break;
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#endif /* LWIP_IPV4 && LWIP_ARP */
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#endif /* LWIP_IPV4 && LWIP_ARP */
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#if PPPOE_SUPPORT
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#if PPPOE_SUPPORT
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