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- /* SPDX-License-Identifier: GPL-2.0-only */
- /******************************************************************************
- (c) 2008 NetApp. All Rights Reserved.
- ******************************************************************************/
- /*
- * Functions and macros used internally by RPC
- */
- #ifndef _NET_SUNRPC_SUNRPC_H
- #define _NET_SUNRPC_SUNRPC_H
- #include <linux/net.h>
- /*
- * Header for dynamically allocated rpc buffers.
- */
- struct rpc_buffer {
- size_t len;
- char data[];
- };
- static inline int sock_is_loopback(struct sock *sk)
- {
- struct dst_entry *dst;
- int loopback = 0;
- rcu_read_lock();
- dst = rcu_dereference(sk->sk_dst_cache);
- if (dst && dst->dev &&
- (dst->dev->features & NETIF_F_LOOPBACK))
- loopback = 1;
- rcu_read_unlock();
- return loopback;
- }
- int rpc_clients_notifier_register(void);
- void rpc_clients_notifier_unregister(void);
- void auth_domain_cleanup(void);
- #endif /* _NET_SUNRPC_SUNRPC_H */
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