| | 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 | |
| | 14 | struct key; |
| | 15 | struct sock; |
| | 16 | struct socket; |
| | 17 | struct rxrpc_call; |
| | 18 | |
| | 19 | /* |
| | 20 | * Debug ID counter for tracing. |
| | 21 | */ |
| | 22 | extern atomic_t rxrpc_debug_id; |
| | 23 | |
| | 24 | typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *, |
| | 25 | unsigned long); |
| | 26 | typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *, |
| | 27 | unsigned long); |
| | 28 | typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *, |
| | 29 | unsigned long); |
| | 30 | typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long); |
| | 31 | typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); |
| | 32 | |
| | 33 | void rxrpc_kernel_new_call_notification(struct socket *, |
| | 34 | rxrpc_notify_new_call_t, |
| | 35 | rxrpc_discard_new_call_t); |
| | 36 | struct 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); |
| | 46 | int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *, |
| | 47 | struct msghdr *, size_t, |
| | 48 | rxrpc_notify_end_tx_t); |
| | 49 | int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *, |
| | 50 | struct iov_iter *, bool, u32 *, u16 *); |
| | 51 | bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, |
| | 52 | u32, int, const char *); |
| | 53 | void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); |
| | 54 | void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, |
| | 55 | struct sockaddr_rxrpc *); |
| | 56 | u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *); |
| | 57 | int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, |
| | 58 | rxrpc_user_attach_call_t, unsigned long, gfp_t, |
| | 59 | unsigned int); |
| | 60 | void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64); |
| | 61 | bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *, |
| | 62 | u32 *); |
| | 63 | void rxrpc_kernel_probe_life(struct socket *, struct rxrpc_call *); |
| | 64 | u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *); |
| | 65 | bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *, |
| | 66 | ktime_t *); |
| | 67 | bool rxrpc_kernel_call_is_complete(struct rxrpc_call *); |
| | 68 | void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *, |
| | 69 | unsigned long); |
| | 70 | |
| | 71 | #endif /* _NET_RXRPC_H */ |
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