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Added an additional option LWIP_ETHERNET to support ethernet without ARP (necessary for pure PPPoE) - no changes in the ppp code yet

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This commit is contained in:
goldsimon
2009-12-27 11:40:48 +00:00
parent bf261f4f13
commit a1c0b9da7b
5 changed files with 31 additions and 12 deletions
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15
src/netif/etharp.c
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@@ -45,7 +45,7 @@
#include "lwip/opt.h"
#if LWIP_ARP /* don't build if not configured for use in lwipopts.h */
#if LWIP_ARP || LWIP_ETHERNET
#include "lwip/inet.h"
#include "lwip/ip.h"
@@ -61,6 +61,11 @@
#include <string.h>
const struct eth_addr ethbroadcast = {{0xff,0xff,0xff,0xff,0xff,0xff}};
const struct eth_addr ethzero = {{0,0,0,0,0,0}};
#if LWIP_ARP /* don't build if not configured for use in lwipopts.h */
/** the time an ARP entry stays valid after its last update,
* for ARP_TMR_INTERVAL = 5000, this is
* (240 * 5) seconds = 20 minutes.
@@ -103,8 +108,6 @@ struct etharp_entry {
struct netif *netif;
};
const struct eth_addr ethbroadcast = {{0xff,0xff,0xff,0xff,0xff,0xff}};
const struct eth_addr ethzero = {{0,0,0,0,0,0}};
static struct etharp_entry arp_table[ARP_TABLE_SIZE];
#if !LWIP_NETIF_HWADDRHINT
static u8_t etharp_cached_entry;
@@ -1134,6 +1137,7 @@ etharp_request(struct netif *netif, struct ip_addr *ipaddr)
(struct eth_addr *)netif->hwaddr, &netif->ip_addr, &ethzero,
ipaddr, ARP_REQUEST);
}
#endif /* LWIP_ARP */
/**
* Process received ethernet frames. Using this function instead of directly
@@ -1175,6 +1179,7 @@ ethernet_input(struct pbuf *p, struct netif *netif)
#endif /* ETHARP_SUPPORT_VLAN */
switch (type) {
#if LWIP_ARP
/* IP packet? */
case ETHTYPE_IP:
#if ETHARP_TRUST_IP_MAC
@@ -1196,7 +1201,7 @@ ethernet_input(struct pbuf *p, struct netif *netif)
/* pass p to ARP module */
etharp_arp_input(netif, (struct eth_addr*)(netif->hwaddr), p);
break;
#endif /* LWIP_ARP */
#if PPPOE_SUPPORT
case ETHTYPE_PPPOEDISC: /* PPP Over Ethernet Discovery Stage */
pppoe_disc_input(netif, p);
@@ -1219,4 +1224,4 @@ ethernet_input(struct pbuf *p, struct netif *netif)
so the caller doesn't have to free it again */
return ERR_OK;
}
#endif /* LWIP_ARP */
#endif /* LWIP_ARP || LWIP_ETHERNET */