diff options
Diffstat (limited to 'arp.h')
| -rw-r--r-- | arp.h | 20 |
1 files changed, 14 insertions, 6 deletions
@@ -42,13 +42,14 @@ #include "dhcpcd.h" #include "if.h" +#include "dhcp.h" struct arp_msg { uint16_t op; - unsigned char sha[HWADDR_LEN]; - struct in_addr sip; - unsigned char tha[HWADDR_LEN]; - struct in_addr tip; + unsigned char sha[HWADDR_LEN]; // Sender HW addr/MAC (SHA) + struct in_addr sip; // Sender Protocol (IP) address (SPA) + unsigned char tha[HWADDR_LEN]; // Target HW addr (THA) [0: Ignored in Request] + struct in_addr tip; // Target Protocol (IP) addr (TPA) }; struct arp_state { @@ -61,6 +62,10 @@ struct arp_state { void (*free_cb)(struct arp_state *); struct in_addr addr; + struct in_addr tipaddr; + unsigned char hwaddr[HWADDR_LEN]; //Piers: DNA + struct dhcp_lease *dna_lease; + int probes; int claims; struct in_addr failed; @@ -78,15 +83,18 @@ struct iarp_state { ((const struct iarp_state *)(ifp)->if_data[IF_DATA_ARP]) #ifdef INET +struct bootp; int arp_open(struct interface *); -ssize_t arp_request(const struct interface *, in_addr_t, in_addr_t); +ssize_t arp_request(const struct interface *, in_addr_t, in_addr_t, const unsigned char *hwaddr); void arp_report_conflicted(const struct arp_state *, const struct arp_msg *); void arp_announce(struct arp_state *); void arp_probe(struct arp_state *); -struct arp_state *arp_new(struct interface *, const struct in_addr *); +void dna_probe(struct arp_state *); +struct arp_state *arp_new(struct interface *, const struct in_addr *, const unsigned char *, const struct in_addr *); void arp_cancel(struct arp_state *); void arp_free(struct arp_state *); void arp_free_but(struct arp_state *); +void arp_free_dna_but1(struct interface *, struct bootp *); struct arp_state *arp_find(struct interface *, const struct in_addr *); void arp_close(struct interface *); |