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/* 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
19enum rxrpc_interruptibility {
20	RXRPC_INTERRUPTIBLE,	/* Call is interruptible */
21	RXRPC_PREINTERRUPTIBLE,	/* Call can be cancelled whilst waiting for a slot */
22	RXRPC_UNINTERRUPTIBLE,	/* Call should not be interruptible at all */
23};
24
25/*
26 * Debug ID counter for tracing.
27 */
28extern atomic_t rxrpc_debug_id;
29
30typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
31				  unsigned long);
32typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
33				      unsigned long);
34typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
35					unsigned long);
36typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
37typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
38
39void rxrpc_kernel_new_call_notification(struct socket *,
40					rxrpc_notify_new_call_t,
41					rxrpc_discard_new_call_t);
42struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
43					   struct sockaddr_rxrpc *,
44					   struct key *,
45					   unsigned long,
46					   s64,
47					   gfp_t,
48					   rxrpc_notify_rx_t,
49					   bool,
50					   enum rxrpc_interruptibility,
51					   unsigned int);
52int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
53			   struct msghdr *, size_t,
54			   rxrpc_notify_end_tx_t);
55int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
56			   struct iov_iter *, bool, u32 *, u16 *);
57bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
58			     u32, int, const char *);
59void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
60void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
61			   struct sockaddr_rxrpc *);
62bool rxrpc_kernel_get_srtt(struct socket *, struct rxrpc_call *, u32 *);
63int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
64			       rxrpc_user_attach_call_t, unsigned long, gfp_t,
65			       unsigned int);
66void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
67bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *);
 
 
68u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);
69bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *,
70				 ktime_t *);
71bool rxrpc_kernel_call_is_complete(struct rxrpc_call *);
72void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *,
73			       unsigned long);
74
75int rxrpc_sock_set_min_security_level(struct sock *sk, unsigned int val);
76
77#endif /* _NET_RXRPC_H */