1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/* RxRPC kernel service interface definitions
 3 *
 4 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
 5 * Written by David Howells (dhowells@redhat.com)
 
 
 
 
 
 6 */
 7
 8#ifndef _NET_RXRPC_H
 9#define _NET_RXRPC_H
10
11#include <linux/rxrpc.h>
12#include <linux/ktime.h>
13
14struct key;
15struct sock;
16struct socket;
17struct rxrpc_call;
18
19/*
20 * Debug ID counter for tracing.
21 */
22extern atomic_t rxrpc_debug_id;
23
24typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
25				  unsigned long);
26typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
27				      unsigned long);
28typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
29					unsigned long);
30typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
31typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
32
33void rxrpc_kernel_new_call_notification(struct socket *,
34					rxrpc_notify_new_call_t,
35					rxrpc_discard_new_call_t);
36struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
37					   struct sockaddr_rxrpc *,
38					   struct key *,
39					   unsigned long,
40					   s64,
41					   gfp_t,
42					   rxrpc_notify_rx_t,
43					   bool,
44					   bool,
45					   unsigned int);
46int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
47			   struct msghdr *, size_t,
48			   rxrpc_notify_end_tx_t);
49int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
50			   struct iov_iter *, bool, u32 *, u16 *);
51bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
52			     u32, int, const char *);
53void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
54void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
55			   struct sockaddr_rxrpc *);
56u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *);
57int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
58			       rxrpc_user_attach_call_t, unsigned long, gfp_t,
59			       unsigned int);
60void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
61bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *,
62			     u32 *);
63void rxrpc_kernel_probe_life(struct socket *, struct rxrpc_call *);
64u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);
65bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *,
66				 ktime_t *);
67bool rxrpc_kernel_call_is_complete(struct rxrpc_call *);
68void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *,
69			       unsigned long);
70
71#endif /* _NET_RXRPC_H */

 
 1/* RxRPC kernel service interface definitions
 2 *
 3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
 4 * Written by David Howells (dhowells@redhat.com)
 5 *
 6 * This program is free software; you can redistribute it and/or
 7 * modify it under the terms of the GNU General Public License
 8 * as published by the Free Software Foundation; either version
 9 * 2 of the License, or (at your option) any later version.
10 */
11
12#ifndef _NET_RXRPC_H
13#define _NET_RXRPC_H
14
15#include <linux/rxrpc.h>
 
16
17struct key;
18struct sock;
19struct socket;
20struct rxrpc_call;
21
 
 
 
 
 
22typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
23				  unsigned long);
 
 
24typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
25					unsigned long);
26typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
27typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
28
29void rxrpc_kernel_new_call_notification(struct socket *,
30					rxrpc_notify_new_call_t,
31					rxrpc_discard_new_call_t);
32struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
33					   struct sockaddr_rxrpc *,
34					   struct key *,
35					   unsigned long,
 
36					   gfp_t,
37					   rxrpc_notify_rx_t);
 
 
 
38int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
39			   struct msghdr *, size_t);
 
40int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
41			   void *, size_t, size_t *, bool, u32 *);
42void rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
43			     u32, int, const char *);
44void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
45void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
46			   struct sockaddr_rxrpc *);
 
47int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
48			       rxrpc_user_attach_call_t, unsigned long, gfp_t);
 
 
 
 
 
 
 
 
 
 
 
49
50#endif /* _NET_RXRPC_H */