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net: Process received ICMPv6 messages

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Call ICMPv6 handler when receiving such a network packet.

Change-Id: I2ebe612bd4a4615e8cd1c8b323507c6a03f6008d
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen 2016-05-19 13:53:33 +03:00
parent 5580cdcc54
commit 0cd6742f00
1 changed files with 39 additions and 0 deletions
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39
net/yaip/net_core.c
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@ -128,6 +128,18 @@ static inline void stats(void)
#define net_print_statistics()
#endif /* CONFIG_NET_STATISTICS */
static inline enum net_verdict process_icmpv6_pkt(struct net_buf *buf,
struct net_ipv6_hdr *ipv6)
{
struct net_icmp_hdr *hdr = NET_ICMP_BUF(buf);
uint16_t len = (ipv6->len[0] << 8) + ipv6->len[1];
NET_DBG("ICMPv6 packet received length %d type %d code %d",
len, hdr->type, hdr->code);
return net_icmpv6_input(buf, len, hdr->type, hdr->code);
}
#if defined(CONFIG_NET_IPV6)
static inline enum net_verdict process_ipv6_pkt(struct net_buf *buf)
{
@ -161,6 +173,33 @@ static inline enum net_verdict process_ipv6_pkt(struct net_buf *buf)
goto drop;
}
if (!net_is_my_ipv6_addr(&hdr->dst) &&
!net_is_my_ipv6_maddr(&hdr->dst) &&
!net_is_ipv6_addr_mcast(&hdr->dst) &&
!net_is_ipv6_addr_loopback(&hdr->dst)) {
NET_DBG("IPv6 packet in buf %p not for me", buf);
NET_STATS(++net_stats.ipv6.drop);
goto drop;
}
/* Check extension headers */
net_nbuf_next_hdr(buf) = &hdr->nexthdr;
net_nbuf_ext_len(buf) = 0;
net_nbuf_ext_bitmap(buf) = 0;
while (1) {
switch (*(net_nbuf_next_hdr(buf))) {
case IPPROTO_ICMPV6:
net_nbuf_ip_hdr_len(buf) = sizeof(struct net_ipv6_hdr);
return process_icmpv6_pkt(buf, hdr);
default:
goto bad_header;
}
}
bad_header:
drop:
return NET_DROP;
}