]>
git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blob - net/rxrpc/utils.c
3 * Copyright (C) 2015 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
13 #include <linux/ipv6.h>
14 #include <linux/udp.h>
15 #include "ar-internal.h"
18 * Fill out a peer address from a socket buffer containing a packet.
20 int rxrpc_extract_addr_from_skb(struct sockaddr_rxrpc
*srx
, struct sk_buff
*skb
)
22 memset(srx
, 0, sizeof(*srx
));
24 switch (ntohs(skb
->protocol
)) {
26 srx
->transport_type
= SOCK_DGRAM
;
27 srx
->transport_len
= sizeof(srx
->transport
.sin
);
28 srx
->transport
.sin
.sin_family
= AF_INET
;
29 srx
->transport
.sin
.sin_port
= udp_hdr(skb
)->source
;
30 srx
->transport
.sin
.sin_addr
.s_addr
= ip_hdr(skb
)->saddr
;
33 #ifdef CONFIG_AF_RXRPC_IPV6
35 srx
->transport_type
= SOCK_DGRAM
;
36 srx
->transport_len
= sizeof(srx
->transport
.sin6
);
37 srx
->transport
.sin6
.sin6_family
= AF_INET6
;
38 srx
->transport
.sin6
.sin6_port
= udp_hdr(skb
)->source
;
39 srx
->transport
.sin6
.sin6_addr
= ipv6_hdr(skb
)->saddr
;
44 pr_warn_ratelimited("AF_RXRPC: Unknown eth protocol %u\n",
45 ntohs(skb
->protocol
));