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udp6: implement getting physical and protocol addrs

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This commit is contained in:
Geoff Salmon 2013-01-08 19:21:28 -05:00 committed by Richard Cochran
parent c54f8a523b
commit d4db76d64c
1 changed files with 31 additions and 0 deletions
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31
udp6.c
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@ -32,6 +32,7 @@
#include "contain.h"
#include "print.h"
#include "sk.h"
#include "ether.h"
#include "transport_private.h"
#include "udp6.h"
@ -45,6 +46,10 @@ unsigned char udp6_scope = 0x0E;
struct udp6 {
struct transport t;
int index;
uint8_t ip[16];
int ip_len;
uint8_t mac[MAC_LEN];
int mac_len;
};
static int is_link_local(struct in6_addr *addr)
@ -159,6 +164,14 @@ static int udp6_open(struct transport *t, char *name, struct fdarray *fda,
struct udp6 *udp6 = container_of(t, struct udp6, t);
int efd, gfd;
udp6->mac_len = 0;
if (sk_interface_macaddr(name, udp6->mac, MAC_LEN) == 0)
udp6->mac_len = MAC_LEN;
udp6->ip_len = sk_interface_addr(name, AF_INET6, udp6->ip, sizeof(udp6->ip));
if (udp6->ip_len == -1)
udp6->ip_len = 0;
if (1 != inet_pton(AF_INET6, PTP_PRIMARY_MCAST_IP6ADDR, &mc6_addr[MC_PRIMARY]))
return -1;
@ -233,6 +246,22 @@ static void udp6_release(struct transport *t)
free(udp6);
}
static int udp6_physical_addr(struct transport *t, uint8_t *addr)
{
struct udp6 *udp6 = container_of(t, struct udp6, t);
if (udp6->mac_len)
memcpy(addr, udp6->mac, udp6->mac_len);
return udp6->mac_len;
}
static int udp6_protocol_addr(struct transport *t, uint8_t *addr)
{
struct udp6 *udp6 = container_of(t, struct udp6, t);
if (udp6->ip_len)
memcpy(addr, &udp6->ip, udp6->ip_len);
return udp6->ip_len;
}
struct transport *udp6_transport_create(void)
{
struct udp6 *udp6;
@ -244,5 +273,7 @@ struct transport *udp6_transport_create(void)
udp6->t.recv = udp6_recv;
udp6->t.send = udp6_send;
udp6->t.release = udp6_release;
udp6->t.physical_addr = udp6_physical_addr;
udp6->t.protocol_addr = udp6_protocol_addr;
return &udp6->t;
}