1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
---|---|
2 | /****************************************************************************** |
3 | |
4 | (c) 2008 NetApp. All Rights Reserved. |
5 | |
6 | |
7 | ******************************************************************************/ |
8 | |
9 | /* |
10 | * Functions and macros used internally by RPC |
11 | */ |
12 | |
13 | #ifndef _NET_SUNRPC_SUNRPC_H |
14 | #define _NET_SUNRPC_SUNRPC_H |
15 | |
16 | #include <linux/net.h> |
17 | |
18 | /* |
19 | * Header for dynamically allocated rpc buffers. |
20 | */ |
21 | struct rpc_buffer { |
22 | size_t len; |
23 | char data[]; |
24 | }; |
25 | |
26 | static inline int sock_is_loopback(struct sock *sk) |
27 | { |
28 | struct dst_entry *dst; |
29 | int loopback = 0; |
30 | rcu_read_lock(); |
31 | dst = rcu_dereference(sk->sk_dst_cache); |
32 | if (dst && dst->dev && |
33 | (dst->dev->features & NETIF_F_LOOPBACK)) |
34 | loopback = 1; |
35 | rcu_read_unlock(); |
36 | return loopback; |
37 | } |
38 | |
39 | int rpc_clients_notifier_register(void); |
40 | void rpc_clients_notifier_unregister(void); |
41 | void auth_domain_cleanup(void); |
42 | #endif /* _NET_SUNRPC_SUNRPC_H */ |
43 |