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1accad5e | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
55ae1aab RL |
2 | /****************************************************************************** |
3 | ||
4 | (c) 2008 NetApp. All Rights Reserved. | |
5 | ||
55ae1aab RL |
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 | ||
6951867b BH |
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 | ||
ef11ce24 N |
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 | ||
80df9d20 SK |
39 | int rpc_clients_notifier_register(void); |
40 | void rpc_clients_notifier_unregister(void); | |
f45db2b9 | 41 | void auth_domain_cleanup(void); |
55ae1aab | 42 | #endif /* _NET_SUNRPC_SUNRPC_H */ |