#define ND_IPV6_ADDR_SIZE 16 /**< 16 Byte of IPv6 Address. */
#define ND_IPV6_TIMER_EXPIRY 300 /**< in Seconds, Timer for ND IPv6 Expiry */
-#define ARP_TIMER_EXPIRY 1800 /**< in Seconds, TIMER for ARP Expiry */
+#define ARP_TIMER_EXPIRY 20 /**< in Seconds, TIMER for ARP Expiry */
#define TIMER_MILLISECOND 1
#define RTE_LOGTYPE_LIBARP RTE_LOGTYPE_USER1
#define MAX_ND_RT_ENTRY 32
#define MAX_ARP_RT_ENTRY 32
-
-/**
-* A structure for Route table entries of IPv4
-*/
-
-struct lib_arp_route_table_entry {
- uint32_t ip; /**< Ipv4 address*/
- uint32_t mask; /**< mask */
- uint32_t port; /**< Physical port */
- uint32_t nh; /**< next hop */
+#define NUM_DESC (get_arp_buf())
+#define ARP_BUF_DEFAULT 30000
+#define PROBE_TIME 50
+#define ARP_RETRY_COUNT 100
+#undef L3_STACK_SUPPORT
+
+#define MAX_LOCAL_MAC_ADDRESS 32
+#define MAX_PORTS 32
+struct arp_cache {
+ uint32_t nhip[MAX_LOCAL_MAC_ADDRESS];
+ struct ether_addr link_hw_laddr[MAX_LOCAL_MAC_ADDRESS];
+ uint32_t num_nhip;
};
-/**
-* A structure for Route table entires of IPv6
-*
-*/
-struct lib_nd_route_table_entry {
- uint8_t ipv6[16]; /**< Ipv6 address */
- uint8_t depth; /**< Depth */
- uint32_t port; /**< Port */
- uint8_t nhipv6[16]; /**< next hop Ipv6 */
+struct nd_cache {
+ uint8_t nhip[MAX_LOCAL_MAC_ADDRESS][16];
+ struct ether_addr link_hw_laddr[MAX_LOCAL_MAC_ADDRESS];
+ uint32_t num_nhip;
};
-extern struct lib_nd_route_table_entry lib_nd_route_table[MAX_ND_RT_ENTRY];
-extern struct lib_arp_route_table_entry lib_arp_route_table[MAX_ARP_RT_ENTRY];
+uint8_t arp_cache_dest_mac_present(uint32_t out_port);
+uint8_t nd_cache_dest_mac_present(uint32_t out_port);
+extern struct ether_addr *get_local_cache_hw_addr(uint8_t out_port, uint32_t nhip);
+extern struct ether_addr *get_nd_local_link_hw_addr(uint8_t out_port, uint8_t nhip[]);
+extern struct arp_cache arp_local_cache[MAX_PORTS];
+extern void prefetch(void);
+extern void update_nhip_access(uint8_t);
+uint32_t get_arp_buf(void);
+uint32_t get_nd_buf(void);
+extern int my_inet_pton_ipv6(int af, const char *src, void *dst);
+extern struct rte_hash *arp_hash_handle;
+extern struct rte_hash *nd_hash_handle;
+extern uint32_t lib_arp_get_mac_req;
+extern uint32_t lib_arp_nh_found;
+extern uint32_t lib_arp_no_nh_found;
+extern uint32_t lib_arp_arp_entry_found;
+extern uint32_t lib_arp_no_arp_entry_found;
+extern uint32_t lib_arp_populate_called;
+extern uint32_t lib_arp_delete_called;
+extern uint32_t lib_arp_duplicate_found;
+extern uint32_t arp_route_tbl_index;
+extern uint32_t lib_nd_get_mac_req;
+extern uint32_t lib_nd_nh_found;
+extern uint32_t lib_nd_no_nh_found;
+extern uint32_t lib_nd_nd_entry_found;
+extern uint32_t lib_nd_no_arp_entry_found;
+extern uint32_t lib_nd_populate_called;
+extern uint32_t lib_nd_delete_called;
+extern uint32_t lib_nd_duplicate_found;
enum {
ARP_FOUND,
extern uint32_t ARPICMP_DEBUG;
-#define COMPLETE 1 /**< ARP entry populated and echo reply recieved. */
-#define INCOMPLETE 0 /**< ARP entry populated and either awaiting echo reply or stale entry. */
+enum {
+ INCOMPLETE,
+ COMPLETE,
+ PROBE,
+ STALE
+};
+#define USED_TIME 5
extern uint32_t NDIPV6_DEBUG; /**< ND IPv6 */
uint8_t retry_count; /**< retry count for ARP*/
struct rte_timer *timer; /**< Timer Associated with ARP*/
struct arp_timer_key *timer_key;
+ rte_rwlock_t queue_lock; /** queue lock */
+ struct rte_mbuf **buf_pkts;
+ uint32_t num_pkts;
+ uint64_t n_confirmed;
} __attribute__ ((packed));
/**
uint8_t status; /**< statusof the entry */
uint8_t mode; /**< Mode */
uint8_t ipv6[ND_IPV6_ADDR_SIZE]; /**< Ipv6 address */
+ uint8_t retry_count; /**< retry count for ARP*/
struct rte_timer *timer; /**< Timer */
+ struct nd_timer_key *timer_key;
+ rte_rwlock_t queue_lock; /** queue lock */
+ struct rte_mbuf **buf_pkts;
+ uint32_t num_pkts;
+ uint64_t n_confirmed;
} __attribute__ ((packed));
/**
struct rte_timer *timer; /**< Timer */
} __attribute__ ((packed));
-/**
-* To get the destination MAC address andnext hop for the ip address and outgoing port
-* @param1 ip addr
-* IP address for which MAC address is needed.
-* @param2 phy_port
-* Physical Port
-* @param3 ether_addr
-* pointer to the ether_addr, This gets update with valid MAC addresss
-* @Param4 next nhip
-* Gets the next hop IP by Ip address and physical port
-* @return
-* 0 if failure, and 1 if success
-*/
+struct arp_data {
+ struct arp_cache arp_local_cache[MAX_PORTS];
+ struct nd_cache nd_local_cache[MAX_PORTS];
+ struct ether_addr link_hw_addr[MAX_LOCAL_MAC_ADDRESS];
+ uint32_t link_hw_addr_array_idx;
+ uint8_t arp_cache_hw_laddr_valid[MAX_LOCAL_MAC_ADDRESS];
+ uint8_t nd_cache_hw_laddr_valid[MAX_LOCAL_MAC_ADDRESS];
+ uint64_t update_tsc[MAX_LOCAL_MAC_ADDRESS];
+} __rte_cache_aligned;
-int get_dest_mac_address(const uint32_t ipaddr, uint32_t *phy_port,
- struct ether_addr *hw_addr, uint32_t *nhip);
/**
* To get the destination MAC address andnext hop for the ip address and outgoing port
* @param1 ip addr
* @return
* 0 if failure, and 1 if success
*/
-int get_dest_mac_addr_port(const uint32_t ipaddr,
- uint32_t *phy_port, struct ether_addr *hw_addr);
+struct arp_entry_data *get_dest_mac_addr_port(const uint32_t ipaddr,
+ uint32_t phy_port, struct ether_addr *hw_addr);
/**
-* To get the destination mac address for IPv4 address
-* @param Ipaddr
-* IP address which need the destination mac address
-* @param Phy_port
-* physical port
-* @param ether_addr
-* pointer to the ether_addr, This gets update with valid mac address
-* @return
-* 0 if failure, 1 if success
-*/
-int get_dest_mac_addr(const uint32_t ipaddr, uint32_t *phy_port,
- struct ether_addr *hw_addr);
-
-/**
-* To get the destination mac address for IPV6 address
-* @param ipv6addr
-* IPv6 address which need the destination mac adress
-* @param Phy_Port
-* physical prt
-* @param ether_addr
-* pointer to the ether_address, This gets update with valid mac address
-* @param Nhipv6[]
-* Gets the next hop ipv6 address by ipv6 address and physical port
-* @return
-* 0 if failure, 1 ifsuccess
-*/
-int get_dest_mac_address_ipv6(uint8_t ipv6addr[], uint32_t *phy_port,
- struct ether_addr *hw_addr, uint8_t nhipv6[]);
-/**
* To get the destination mac address for IPV6 address
* @param ipv6addr
* IPv6 address which need the destination mac adress
* @return
* 0 if failure, 1 ifsuccess
*/
+int arp_queue_unresolved_packet(struct arp_entry_data * arp_data,
+ struct rte_mbuf * m);
+extern void arp_send_buffered_pkts(struct arp_entry_data *ret_arp_data,struct ether_addr *hw_addr, uint8_t port_id);
-int get_dest_mac_address_ipv6_port(uint8_t ipv6addr[], uint32_t *phy_port,
- struct ether_addr *hw_addr,
- uint8_t nhipv6[]);
+int nd_queue_unresolved_packet(struct nd_entry_data *nd_data,
+ struct rte_mbuf * m);
+extern void nd_send_buffered_pkts(struct nd_entry_data *ret_nd_data,struct ether_addr *hw_addr, uint8_t port_id);
/**
* To get hardware link address
* @param portid
* Port id
*/
-void remove_arp_entry(uint32_t ipaddr, uint8_t portid, void *arg);
+void remove_arp_entry(struct arp_entry_data *ret_arp_data, void *arg);
/**
* Removes ND entry from Nd Table
* Port id
*/
-void remove_nd_entry_ipv6(uint8_t ipv6addr[], uint8_t portid);
+void remove_nd_entry_ipv6(struct nd_entry_data *ret_nd_data, void *arg);
/**
* Populate arp entry in arp Table
* @Param arp_key
* Arp key to validate entry
*/
-struct arp_entry_data *retrieve_arp_entry(const struct arp_key_ipv4 arp_key);
+struct arp_entry_data *retrieve_arp_entry(const struct arp_key_ipv4 arp_key, uint8_t mode);
/**
* ND IPv6
* Nd key to validate Nd entry
*/
-struct nd_entry_data *retrieve_nd_entry(struct nd_key_ipv6 nd_key);
+struct nd_entry_data *retrieve_nd_entry(struct nd_key_ipv6 nd_key, uint8_t mode);
/**
* Setsup Arp Initilization
* @Param
* timeout_val to set
*/
-uint32_t get_nh(uint32_t, uint32_t *);
+uint32_t get_nh(uint32_t, uint32_t *, struct ether_addr *addr);
/**
* To get nexthop for ipv6
* @Param ipv6
* @Param nhipv6
* next hop ipv6
*/
-void get_nh_ipv6(uint8_t ipv6[], uint32_t *port, uint8_t nhipv6[]);
+void get_nh_ipv6(uint8_t ipv6[], uint32_t *port, uint8_t nhipv6[], struct ether_addr *hw_addr);
+
+struct arp_entry_data *get_dest_mac_addr_ipv4(const uint32_t nhip,
+ uint32_t phy_port, struct ether_addr *hw_addr);
+struct nd_entry_data *get_dest_mac_addr_ipv6(uint8_t nhipv6[],
+ uint32_t phy_port, struct ether_addr *hw_addr);
+
#endif
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