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Linux kernel mirror (for testing)
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kernel
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linux
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
22/*
23 * Call completion condition (state == RXRPC_CALL_COMPLETE).
24 */
25enum rxrpc_call_completion {
26 RXRPC_CALL_SUCCEEDED, /* - Normal termination */
27 RXRPC_CALL_REMOTELY_ABORTED, /* - call aborted by peer */
28 RXRPC_CALL_LOCALLY_ABORTED, /* - call aborted locally on error or close */
29 RXRPC_CALL_LOCAL_ERROR, /* - call failed due to local error */
30 RXRPC_CALL_NETWORK_ERROR, /* - call terminated by network error */
31 NR__RXRPC_CALL_COMPLETIONS
32};
33
34typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
35 unsigned long);
36typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
37 unsigned long);
38typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
39 unsigned long);
40typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
41typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
42
43void rxrpc_kernel_new_call_notification(struct socket *,
44 rxrpc_notify_new_call_t,
45 rxrpc_discard_new_call_t);
46struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
47 struct sockaddr_rxrpc *,
48 struct key *,
49 unsigned long,
50 s64,
51 gfp_t,
52 rxrpc_notify_rx_t,
53 bool);
54int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
55 struct msghdr *, size_t,
56 rxrpc_notify_end_tx_t);
57int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
58 void *, size_t, size_t *, bool, u32 *, u16 *);
59bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
60 u32, int, const char *);
61void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
62void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
63 struct sockaddr_rxrpc *);
64u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *);
65int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
66 rxrpc_user_attach_call_t, unsigned long, gfp_t);
67void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
68int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *,
69 struct sockaddr_rxrpc *, struct key *);
70int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *,
71 enum rxrpc_call_completion *, u32 *);
72u32 rxrpc_kernel_check_life(struct socket *, struct rxrpc_call *);
73
74#endif /* _NET_RXRPC_H */