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;
18enum rxrpc_abort_reason;
19
20enum rxrpc_interruptibility {
21	RXRPC_INTERRUPTIBLE,	/* Call is interruptible */
22	RXRPC_PREINTERRUPTIBLE,	/* Call can be cancelled whilst waiting for a slot */
23	RXRPC_UNINTERRUPTIBLE,	/* Call should not be interruptible at all */
24};
25
26/*
27 * Debug ID counter for tracing.
28 */
29extern atomic_t rxrpc_debug_id;
30
31typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
32				  unsigned long);
33typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
34				      unsigned long);
35typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
36					unsigned long);
37typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
38typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
39
40void rxrpc_kernel_new_call_notification(struct socket *,
41					rxrpc_notify_new_call_t,
42					rxrpc_discard_new_call_t);
43struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
44					   struct sockaddr_rxrpc *,
45					   struct key *,
46					   unsigned long,
47					   s64,
48					   gfp_t,
49					   rxrpc_notify_rx_t,
50					   bool,
51					   enum rxrpc_interruptibility,
52					   unsigned int);
53int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
54			   struct msghdr *, size_t,
55			   rxrpc_notify_end_tx_t);
56int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
57			   struct iov_iter *, size_t *, bool, u32 *, u16 *);
58bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
59			     u32, int, enum rxrpc_abort_reason);
60void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
61void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
62			   struct sockaddr_rxrpc *);
63bool rxrpc_kernel_get_srtt(struct socket *, struct rxrpc_call *, u32 *);
64int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
65			       rxrpc_user_attach_call_t, unsigned long, gfp_t,
66			       unsigned int);
67void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
68bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *);
 
 
69u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);
 
 
 
70void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *,
71			       unsigned long);
72
73int rxrpc_sock_set_min_security_level(struct sock *sk, unsigned int val);
74int rxrpc_sock_set_security_keyring(struct sock *, struct key *);
75
76#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
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 */