1 /* RxRPC kernel service interface definitions
3 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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.
15 #include <linux/rxrpc.h>
16 #include <linux/ktime.h>
24 * Call completion condition (state == RXRPC_CALL_COMPLETE).
26 enum rxrpc_call_completion {
27 RXRPC_CALL_SUCCEEDED, /* - Normal termination */
28 RXRPC_CALL_REMOTELY_ABORTED, /* - call aborted by peer */
29 RXRPC_CALL_LOCALLY_ABORTED, /* - call aborted locally on error or close */
30 RXRPC_CALL_LOCAL_ERROR, /* - call failed due to local error */
31 RXRPC_CALL_NETWORK_ERROR, /* - call terminated by network error */
32 NR__RXRPC_CALL_COMPLETIONS
36 * Debug ID counter for tracing.
38 extern atomic_t rxrpc_debug_id;
40 typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
42 typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
44 typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
46 typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
47 typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
49 void rxrpc_kernel_new_call_notification(struct socket *,
50 rxrpc_notify_new_call_t,
51 rxrpc_discard_new_call_t);
52 struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
53 struct sockaddr_rxrpc *,
61 int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
62 struct msghdr *, size_t,
63 rxrpc_notify_end_tx_t);
64 int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
65 struct iov_iter *, bool, u32 *, u16 *);
66 bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
67 u32, int, const char *);
68 void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
69 void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
70 struct sockaddr_rxrpc *);
71 u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *);
72 int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
73 rxrpc_user_attach_call_t, unsigned long, gfp_t,
75 void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
76 int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *,
77 struct sockaddr_rxrpc *, struct key *);
78 int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *,
79 enum rxrpc_call_completion *, u32 *);
80 u32 rxrpc_kernel_check_life(struct socket *, struct rxrpc_call *);
81 u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);
82 bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *,
85 #endif /* _NET_RXRPC_H */