mirror/lwip
1
0
Fork 0
mirror of https://github.com/lwip-tcpip/lwip.git synced 2024-12-24 15:14:06 +00:00
Code Issues Packages Projects Releases Wiki Activity

More fixes.

Browse Source
This commit is contained in:
likewise 2004-05-06 02:49:10 +00:00
parent 2df9cd7262
commit c3137df39c
1 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/netif/etharp.c
View File

@ -101,8 +101,8 @@ static struct etharp_entry arp_table[ARP_TABLE_SIZE];
/** ask update_arp_entry() to create new entry instead of merely update existing */
/** ask find_entry() to create new entry instead of merely finding existing */
#define ARP_CREATE 1
static s8_t find_entry(struct ip_addr *ipaddr, flags);
#define ETHARP_CREATE 1
static s8_t find_entry(struct ip_addr *ipaddr, u8_t flags);
static err_t update_arp_entry(struct netif *netif, struct ip_addr *ipaddr, struct eth_addr *ethaddr, u8_t flags);
/**
* Initializes ARP module.
@ -244,9 +244,9 @@ static s8_t find_entry(struct ip_addr *ipaddr, u8_t flags)
/* found match, simply bail out */
return i;
/* remember entry with oldest stable entry in oldest, its age in maxtime */
} else if (arp_table[i].ctime >= maxtime) {
} else if (arp_table[i].ctime >= age_stable) {
old_stable = i;
time_stable = arp_table[i].ctime;
age_stable = arp_table[i].ctime;
}
}
}
@ -308,7 +308,7 @@ static s8_t find_entry(struct ip_addr *ipaddr, u8_t flags)
arp_table[i].ctime = 0;
#if ARP_QUEUEING
/* remove any queued packets */
if (p != NULL) pbuf_free(arp_table[i].p);
if (arp_table[i].p != NULL) pbuf_free(arp_table[i].p);
arp_table[i].p = NULL;
#endif
/* no entry available */
@ -329,12 +329,12 @@ static s8_t find_entry(struct ip_addr *ipaddr, u8_t flags)
* @param ipaddr IP address of the inserted ARP entry.
* @param ethaddr Ethernet address of the inserted ARP entry.
* @param flags Defines behaviour:
* - ARP_CREATE Allows ARP to insert this as a new item. If not specified,
* - ETHARP_CREATE Allows ARP to insert this as a new item. If not specified,
* only existing ARP entries will be updated.
*
* @return
* - ERR_OK Succesfully updated ARP cache.
* - ERR_MEM If we could not add a new ARP entry when ARP_CREATE was set.
* - ERR_MEM If we could not add a new ARP entry when ETHARP_CREATE was set.
* - ERR_ARG Non-unicast address given, those will not appear in ARP cache.
*
* @see pbuf_free()
@ -428,7 +428,7 @@ etharp_ip_input(struct netif *netif, struct pbuf *p)
LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE, ("etharp_ip_input: updating ETHARP table.\n"));
/* update ARP table, ask to insert entry */
update_arp_entry(netif, &(hdr->ip.src), &(hdr->eth.src), ARP_CREATE);
update_arp_entry(netif, &(hdr->ip.src), &(hdr->eth.src), ETHARP_CREATE);
}
@ -481,7 +481,7 @@ etharp_arp_input(struct netif *netif, struct eth_addr *ethaddr, struct pbuf *p)
if (for_us) {
/* add IP address in ARP cache; assume requester wants to talk to us.
* can result in directly sending the queued packets for this host. */
update_arp_entry(netif, &sipaddr, &(hdr->shwaddr), ARP_CREATE);
update_arp_entry(netif, &sipaddr, &(hdr->shwaddr), ETHARP_CREATE);
/* ARP message not directed to us? */
} else {
/* update the source IP address in the cache, if present */
@ -698,7 +698,7 @@ err_t etharp_query(struct netif *netif, struct ip_addr *ipaddr, struct pbuf *q)
}
/* send out ARP request */
result = etharp_request(struct netif *netif, struct ip_addr *ipaddr);
result = etharp_request(netif, ipaddr);
/* find entry in ARP cache */
i = find_entry(&arp_table[i].ipaddr, q?ETHARP_CREATE:0);
@ -798,4 +798,4 @@ err_t etharp_request(struct netif *netif, struct ip_addr *ipaddr)
LWIP_DEBUGF(ETHARP_DEBUG | DBG_TRACE | 2, ("etharp_request: could not allocate pbuf for ARP request.\n"));
}
return result;
}
}