projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 651350d1 | 1 | /* RxRPC kernel service interface definitions |
| 17926a79 | 2 | * |
| 651350d1 | 3 | * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. |
| 17926a79 DH |
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 | ||
| 4de48af6 DH |
17 | struct key; |
| 18 | struct sock; | |
| 19 | struct socket; | |
| 651350d1 DH |
20 | struct rxrpc_call; |
| 21 | ||
| c038a58c DH |
22 | /* |
| 23 | * Call completion condition (state == RXRPC_CALL_COMPLETE). | |
| 24 | */ | |
| 25 | enum 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 | ||
| a25e21f0 DH |
34 | /* |
| 35 | * Debug ID counter for tracing. | |
| 36 | */ | |
| 37 | extern atomic_t rxrpc_debug_id; | |
| 38 | ||
| d001648e DH |
39 | typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *, |
| 40 | unsigned long); | |
| e833251a DH |
41 | typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *, |
| 42 | unsigned long); | |
| 00e90712 DH |
43 | typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *, |
| 44 | unsigned long); | |
| 45 | typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long); | |
| 46 | typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); | |
| 651350d1 | 47 | |
| d001648e | 48 | void rxrpc_kernel_new_call_notification(struct socket *, |
| 00e90712 DH |
49 | rxrpc_notify_new_call_t, |
| 50 | rxrpc_discard_new_call_t); | |
| cd2cf63a JP |
51 | struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *, |
| 52 | struct sockaddr_rxrpc *, | |
| 53 | struct key *, | |
| 54 | unsigned long, | |
| e754eba6 | 55 | s64, |
| d001648e | 56 | gfp_t, |
| a68f4a27 | 57 | rxrpc_notify_rx_t, |
| a25e21f0 DH |
58 | bool, |
| 59 | unsigned int); | |
| 4de48af6 | 60 | int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *, |
| e833251a DH |
61 | struct msghdr *, size_t, |
| 62 | rxrpc_notify_end_tx_t); | |
| d001648e | 63 | int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *, |
| a68f4a27 | 64 | void *, size_t, size_t *, bool, u32 *, u16 *); |
| 84a4c09c | 65 | bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, |
| 5a42976d | 66 | u32, int, const char *); |
| 4de48af6 | 67 | void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); |
| 8324f0bc DH |
68 | void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, |
| 69 | struct sockaddr_rxrpc *); | |
| f4d15fb6 | 70 | u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *); |
| 00e90712 | 71 | int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, |
| a25e21f0 DH |
72 | rxrpc_user_attach_call_t, unsigned long, gfp_t, |
| 73 | unsigned int); | |
| e754eba6 | 74 | void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64); |
| c038a58c DH |
75 | int rxrpc_kernel_retry_call(struct socket *, struct rxrpc_call *, |
| 76 | struct sockaddr_rxrpc *, struct key *); | |
| 77 | int rxrpc_kernel_check_call(struct socket *, struct rxrpc_call *, | |
| 78 | enum rxrpc_call_completion *, u32 *); | |
| f4d15fb6 | 79 | u32 rxrpc_kernel_check_life(struct socket *, struct rxrpc_call *); |
| 651350d1 | 80 | |
| 17926a79 | 81 | #endif /* _NET_RXRPC_H */ |