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https://github.com/lwip-tcpip/lwip.git
synced 2024-08-23 22:56:00 +00:00
ethernetif.c: implement SNMP counters, simplify input function: no need to check ethType, ethernet_input() already does this
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@ -154,6 +154,16 @@ low_level_output(struct netif *netif, struct pbuf *p)
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signal that packet should be sent();
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signal that packet should be sent();
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MIB2_STATS_NETIF_ADD(netif, ifoutoctets, p->tot_len);
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if (((u8_t*)p->payload)[0] & 1) {
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/* broadcast or multicast packet*/
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MIB2_STATS_NETIF_INC(netif, ifoutnucastpkts);
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} else {
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/* unicast packet */
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MIB2_STATS_NETIF_INC(netif, ifoutucastpkts);
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}
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/* increase ifoutdiscards or ifouterrors on error */
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#if ETH_PAD_SIZE
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#if ETH_PAD_SIZE
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pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
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pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
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#endif
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#endif
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@ -210,6 +220,14 @@ low_level_input(struct netif *netif)
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}
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}
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acknowledge that packet has been read();
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acknowledge that packet has been read();
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MIB2_STATS_NETIF_ADD(netif, ifinoctets, p->tot_len);
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if (((u8_t*)p->payload)[0] & 1) {
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/* broadcast or multicast packet*/
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MIB2_STATS_NETIF_INC(netif, ifinnucastpkts);
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} else {
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/* unicast packet*/
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MIB2_STATS_NETIF_INC(netif, ifinucastpkts);
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}
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#if ETH_PAD_SIZE
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#if ETH_PAD_SIZE
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pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
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pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
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#endif
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#endif
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@ -219,6 +237,7 @@ low_level_input(struct netif *netif)
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drop packet();
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drop packet();
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LINK_STATS_INC(link.memerr);
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LINK_STATS_INC(link.memerr);
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LINK_STATS_INC(link.drop);
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LINK_STATS_INC(link.drop);
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MIB2_STATS_NETIF_INC(netif, ifindiscards);
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}
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}
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return p;
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return p;
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@ -244,33 +263,14 @@ ethernetif_input(struct netif *netif)
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/* move received packet into a new pbuf */
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/* move received packet into a new pbuf */
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p = low_level_input(netif);
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p = low_level_input(netif);
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/* no packet could be read, silently ignore this */
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/* if no packet could be read, silently ignore this */
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if (p == NULL) return;
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if (p != NULL) {
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/* points to packet payload, which starts with an Ethernet header */
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/* pass all packets to ethernet_input, which decides what packets it supports */
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ethhdr = p->payload;
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if (netif->input(p, netif) != ERR_OK) {
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LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_input: IP input error\n"));
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switch (htons(ethhdr->type)) {
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pbuf_free(p);
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/* IP or ARP packet? */
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p = NULL;
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case ETHTYPE_IP:
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}
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case ETHTYPE_IPV6:
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case ETHTYPE_ARP:
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#if PPPOE_SUPPORT
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/* PPPoE packet? */
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case ETHTYPE_PPPOEDISC:
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case ETHTYPE_PPPOE:
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#endif /* PPPOE_SUPPORT */
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/* full packet send to tcpip_thread to process */
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if (netif->input(p, netif)!=ERR_OK)
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{ LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_input: IP input error\n"));
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pbuf_free(p);
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p = NULL;
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}
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break;
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default:
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pbuf_free(p);
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p = NULL;
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break;
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}
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}
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}
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}
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