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David Howells651350d2007-04-26 15:50:17 -07001/* RxRPC kernel service interface definitions
David Howells17926a72007-04-26 15:48:28 -07002 *
David Howells651350d2007-04-26 15:50:17 -07003 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
David Howells17926a72007-04-26 15:48:28 -07004 * 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
David Howells651350d2007-04-26 15:50:17 -070017struct rxrpc_call;
18
19/*
20 * the mark applied to socket buffers that may be intercepted
21 */
22enum {
23 RXRPC_SKB_MARK_DATA, /* data message */
24 RXRPC_SKB_MARK_FINAL_ACK, /* final ACK received message */
25 RXRPC_SKB_MARK_BUSY, /* server busy message */
26 RXRPC_SKB_MARK_REMOTE_ABORT, /* remote abort message */
27 RXRPC_SKB_MARK_NET_ERROR, /* network error message */
28 RXRPC_SKB_MARK_LOCAL_ERROR, /* local error message */
29 RXRPC_SKB_MARK_NEW_CALL, /* local error message */
30};
31
32typedef void (*rxrpc_interceptor_t)(struct sock *, unsigned long,
33 struct sk_buff *);
Joe Perchescd2cf632013-07-31 17:31:34 -070034void rxrpc_kernel_intercept_rx_messages(struct socket *, rxrpc_interceptor_t);
35struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
36 struct sockaddr_rxrpc *,
37 struct key *,
38 unsigned long,
39 gfp_t);
40int rxrpc_kernel_send_data(struct rxrpc_call *, struct msghdr *, size_t);
41void rxrpc_kernel_abort_call(struct rxrpc_call *, u32);
42void rxrpc_kernel_end_call(struct rxrpc_call *);
43bool rxrpc_kernel_is_data_last(struct sk_buff *);
44u32 rxrpc_kernel_get_abort_code(struct sk_buff *);
45int rxrpc_kernel_get_error_number(struct sk_buff *);
46void rxrpc_kernel_data_delivered(struct sk_buff *);
47void rxrpc_kernel_free_skb(struct sk_buff *);
48struct rxrpc_call *rxrpc_kernel_accept_call(struct socket *, unsigned long);
49int rxrpc_kernel_reject_call(struct socket *);
David Howells651350d2007-04-26 15:50:17 -070050
David Howells17926a72007-04-26 15:48:28 -070051#endif /* _NET_RXRPC_H */