/* SPDX-License-Identifier: GPL-2.0-or-later *//* RxRPC kernel service interface definitions * * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. * Written by David Howells (dhowells@redhat.com) */ #ifndef _NET_RXRPC_H#define _NET_RXRPC_H #include <linux/rxrpc.h>#include <linux/ktime.h> struct key;struct sock;struct socket;struct rxrpc_call; enum rxrpc_interruptibility {	RXRPC_INTERRUPTIBLE,	/* Call is interruptible */	RXRPC_PREINTERRUPTIBLE,	/* Call can be cancelled whilst waiting for a slot */	RXRPC_UNINTERRUPTIBLE,	/* Call should not be interruptible at all */}; /* * Debug ID counter for tracing. */extern atomic_t rxrpc_debug_id; typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,				  unsigned long);typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,				      unsigned long);typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,					unsigned long);typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long); void rxrpc_kernel_new_call_notification(struct socket *,					rxrpc_notify_new_call_t,					rxrpc_discard_new_call_t);struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,					   struct sockaddr_rxrpc *,					   struct key *,					   unsigned long,					   s64,					   gfp_t,					   rxrpc_notify_rx_t,					   bool,					   enum rxrpc_interruptibility,					   unsigned int);int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,			   struct msghdr *, size_t,			   rxrpc_notify_end_tx_t);int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,			   struct iov_iter *, bool, u32 *, u16 *);bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,			     u32, int, const char *);void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,			   struct sockaddr_rxrpc *);u32 rxrpc_kernel_get_srtt(struct socket *, struct rxrpc_call *);int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,			       rxrpc_user_attach_call_t, unsigned long, gfp_t,			       unsigned int);void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *);u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *,				 ktime_t *);bool rxrpc_kernel_call_is_complete(struct rxrpc_call *);void rxrpc_kernel_set_max_life(struct socket *, struct rxrpc_call *,			       unsigned long); int rxrpc_sock_set_min_security_level(struct sock *sk, unsigned int val); #endif /* _NET_RXRPC_H */