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[tcpip] Pass through network device to transport layer protocols

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NDP requires knowledge of the network device on which a packet was
received.

Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2013-09-01 20:55:18 +01:00
parent 8a2dc7a588
commit 6bf36f57a0
8 changed files with 26 additions and 13 deletions
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7
src/net/ipv6.c
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@@ -260,7 +260,8 @@ static int ipv6_tx ( struct io_buffer *iobuf,
*
* Refer http://www.iana.org/assignments/ipv6-parameters for the numbers
*/
static int ipv6_process_nxt_hdr ( struct io_buffer *iobuf, uint8_t nxt_hdr,
static int ipv6_process_nxt_hdr ( struct io_buffer *iobuf,
struct net_device *netdev, uint8_t nxt_hdr,
struct sockaddr_tcpip *src, struct sockaddr_tcpip *dest ) {
switch ( nxt_hdr ) {
case IP6_HOPBYHOP:
@@ -278,7 +279,7 @@ static int ipv6_process_nxt_hdr ( struct io_buffer *iobuf, uint8_t nxt_hdr,
return 0;
}
/* Next header is not a IPv6 extension header */
return tcpip_rx ( iobuf, nxt_hdr, src, dest, 0 /* fixme */ );
return tcpip_rx ( iobuf, netdev, nxt_hdr, src, dest, 0 /* fixme */ );
}
/**
@@ -344,7 +345,7 @@ static int ipv6_rx ( struct io_buffer *iobuf,
iob_pull ( iobuf, sizeof ( *ip6hdr ) );
/* Send it to the transport layer */
return ipv6_process_nxt_hdr ( iobuf, ip6hdr->nxt_hdr, &src.st, &dest.st );
return ipv6_process_nxt_hdr ( iobuf, netdev, ip6hdr->nxt_hdr, &src.st, &dest.st );
drop:
DBG ( "Packet dropped\n" );