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netifapi: add thread safe ARP APIs (task #14724)

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This adds thread safe netifapi ARP cache APIs for add/remove
This commit is contained in:
Joel Cunningham
2017-11-14 14:38:10 -06:00
parent 40a563cdd3
commit c47d161d4a
3 changed files with 81 additions and 0 deletions
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14
src/include/lwip/netifapi.h
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@@ -42,12 +42,26 @@
#include "lwip/autoip.h"
#include "lwip/priv/tcpip_priv.h"
#include "lwip/priv/api_msg.h"
#include "lwip/prot/ethernet.h"
#ifdef __cplusplus
extern "C" {
#endif
/* API for application */
#if LWIP_ARP && LWIP_IPV4
/* Used for netfiapi_arp_* APIs */
enum netifapi_arp_entry {
NETIFAPI_ARP_PERM /* Permanent entry */
/* Other entry types can be added here */
};
/** @ingroup netifapi_arp */
err_t netifapi_arp_add(const ip4_addr_t *ipaddr, struct eth_addr *ethaddr, enum netifapi_arp_entry type);
/** @ingroup netifapi_arp */
err_t netifapi_arp_remove(const ip4_addr_t *ipaddr, enum netifapi_arp_entry type);
#endif /* LWIP_ARP && LWIP_IPV4 */
err_t netifapi_netif_add(struct netif *netif,
#if LWIP_IPV4
const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw,