12874c5fdSThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-or-later */ 2651350d1SDavid Howells /* RxRPC kernel service interface definitions 317926a79SDavid Howells * 4651350d1SDavid Howells * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. 517926a79SDavid Howells * Written by David Howells (dhowells@redhat.com) 617926a79SDavid Howells */ 717926a79SDavid Howells 817926a79SDavid Howells #ifndef _NET_RXRPC_H 917926a79SDavid Howells #define _NET_RXRPC_H 1017926a79SDavid Howells 1117926a79SDavid Howells #include <linux/rxrpc.h> 122070a3e4SDavid Howells #include <linux/ktime.h> 1317926a79SDavid Howells 144de48af6SDavid Howells struct key; 154de48af6SDavid Howells struct sock; 164de48af6SDavid Howells struct socket; 17651350d1SDavid Howells struct rxrpc_call; 18651350d1SDavid Howells 19*e138aa7dSDavid Howells enum rxrpc_interruptibility { 20*e138aa7dSDavid Howells RXRPC_INTERRUPTIBLE, /* Call is interruptible */ 21*e138aa7dSDavid Howells RXRPC_PREINTERRUPTIBLE, /* Call can be cancelled whilst waiting for a slot */ 22*e138aa7dSDavid Howells RXRPC_UNINTERRUPTIBLE, /* Call should not be interruptible at all */ 23*e138aa7dSDavid Howells }; 24*e138aa7dSDavid Howells 25c038a58cSDavid Howells /* 26a25e21f0SDavid Howells * Debug ID counter for tracing. 27a25e21f0SDavid Howells */ 28a25e21f0SDavid Howells extern atomic_t rxrpc_debug_id; 29a25e21f0SDavid Howells 30d001648eSDavid Howells typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *, 31d001648eSDavid Howells unsigned long); 32e833251aSDavid Howells typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *, 33e833251aSDavid Howells unsigned long); 3400e90712SDavid Howells typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *, 3500e90712SDavid Howells unsigned long); 3600e90712SDavid Howells typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long); 3700e90712SDavid Howells typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); 38651350d1SDavid Howells 39d001648eSDavid Howells void rxrpc_kernel_new_call_notification(struct socket *, 4000e90712SDavid Howells rxrpc_notify_new_call_t, 4100e90712SDavid Howells rxrpc_discard_new_call_t); 42cd2cf63aSJoe Perches struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *, 43651350d1SDavid Howells struct sockaddr_rxrpc *, 44651350d1SDavid Howells struct key *, 45651350d1SDavid Howells unsigned long, 46e754eba6SDavid Howells s64, 47d001648eSDavid Howells gfp_t, 48a68f4a27SDavid Howells rxrpc_notify_rx_t, 49a25e21f0SDavid Howells bool, 50*e138aa7dSDavid Howells enum rxrpc_interruptibility, 51a25e21f0SDavid Howells unsigned int); 524de48af6SDavid Howells int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *, 53e833251aSDavid Howells struct msghdr *, size_t, 54e833251aSDavid Howells rxrpc_notify_end_tx_t); 55d001648eSDavid Howells int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *, 56eb9950ebSDavid Howells struct iov_iter *, bool, u32 *, u16 *); 5784a4c09cSDavid Howells bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *, 585a42976dSDavid Howells u32, int, const char *); 594de48af6SDavid Howells void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *); 608324f0bcSDavid Howells void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *, 618324f0bcSDavid Howells struct sockaddr_rxrpc *); 62f4d15fb6SDavid Howells u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *); 6300e90712SDavid Howells int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t, 64a25e21f0SDavid Howells rxrpc_user_attach_call_t, unsigned long, gfp_t, 65a25e21f0SDavid Howells unsigned int); 66e754eba6SDavid Howells void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64); 674611da30SMarc Dionne bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *, 684611da30SMarc Dionne u32 *); 697150ceaaSDavid Howells void rxrpc_kernel_probe_life(struct socket *, struct rxrpc_call *); 70e908bcf4SDavid Howells u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *); 712070a3e4SDavid Howells bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *, 722070a3e4SDavid Howells ktime_t *); 734611da30SMarc Dionne bool rxrpc_kernel_call_is_complete(struct rxrpc_call *); 74bbd172e3SDavid Howells void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *, 75bbd172e3SDavid Howells unsigned long); 76651350d1SDavid Howells 7717926a79SDavid Howells #endif /* _NET_RXRPC_H */ 78