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net/arp: change arptable struct from arp_entry_s to arpreq 

Signed-off-by: zhanghongyu <zhanghongyu@xiaomi.com>
This commit is contained in:
zhanghongyu 2022-12-11 22:06:50 +08:00 committed by Xiang Xiao
parent 1a81a936df
commit c74cb1aaa5
3 changed files with 16 additions and 6 deletions
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2
net/arp/arp.h
View File

@ -489,7 +489,7 @@ void arp_hdr_update(FAR struct net_driver_s *dev, FAR uint16_t *pipaddr,
****************************************************************************/
#ifdef CONFIG_NETLINK_ROUTE
unsigned int arp_snapshot(FAR struct arp_entry_s *snapshot,
unsigned int arp_snapshot(FAR struct arpreq *snapshot,
unsigned int nentries);
#else
# define arp_snapshot(s,n) (0)

14
net/arp/arp_table.c
View File

@ -456,10 +456,11 @@ void arp_cleanup(FAR struct net_driver_s *dev)
****************************************************************************/
#ifdef CONFIG_NETLINK_ROUTE
unsigned int arp_snapshot(FAR struct arp_entry_s *snapshot,
unsigned int arp_snapshot(FAR struct arpreq *snapshot,
unsigned int nentries)
{
FAR struct arp_entry_s *tabptr;
FAR struct sockaddr_in *outaddr;
clock_t now;
unsigned int ncopied;
int i;
@ -474,7 +475,16 @@ unsigned int arp_snapshot(FAR struct arp_entry_s *snapshot,
if (tabptr->at_ipaddr != 0 &&
now - tabptr->at_time <= ARP_MAXAGE_TICK)
{
memcpy(&snapshot[ncopied], tabptr, sizeof(struct arp_entry_s));
outaddr = (FAR struct sockaddr_in *)&snapshot[ncopied].arp_pa;
outaddr->sin_family = AF_INET;
outaddr->sin_port = 0;
outaddr->sin_addr.s_addr = tabptr->at_ipaddr;
memcpy(snapshot[ncopied].arp_ha.sa_data,
tabptr->at_ethaddr.ether_addr_octet,
sizeof(struct ether_addr));
strlcpy((FAR char *)snapshot[ncopied].arp_dev,
tabptr->at_dev->d_ifname,
sizeof(snapshot[ncopied].arp_dev));
ncopied++;
}
}

6
net/netlink/netlink_route.c
View File

@ -357,7 +357,7 @@ static int netlink_get_arptable(NETLINK_HANDLE handle,
* the number of valid entries in the ARP table.
*/
tabsize = CONFIG_NET_ARPTAB_SIZE * sizeof(struct arp_entry_s);
tabsize = CONFIG_NET_ARPTAB_SIZE * sizeof(struct arpreq);
rspsize = SIZEOF_NLROUTE_RECVFROM_RESPONSE_S(tabsize);
allocsize = SIZEOF_NLROUTE_RECVFROM_RSPLIST_S(tabsize);
@ -380,7 +380,7 @@ static int netlink_get_arptable(NETLINK_HANDLE handle,
*/
net_lock();
ncopied = arp_snapshot((FAR struct arp_entry_s *)entry->payload.data,
ncopied = arp_snapshot((FAR struct arpreq *)entry->payload.data,
CONFIG_NET_ARPTAB_SIZE);
net_unlock();
@ -392,7 +392,7 @@ static int netlink_get_arptable(NETLINK_HANDLE handle,
{
FAR struct getneigh_recvfrom_rsplist_s *newentry;
tabsize = ncopied * sizeof(struct arp_entry_s);
tabsize = ncopied * sizeof(struct arpreq);
rspsize = SIZEOF_NLROUTE_RECVFROM_RESPONSE_S(tabsize);
allocsize = SIZEOF_NLROUTE_RECVFROM_RSPLIST_S(tabsize);