[mirror_ubuntu-jammy-kernel.git] / include / net / af_rxrpc.h

/* 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 */
Commit	Line	Data
	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	enum rxrpc_interruptibility {
	20	RXRPC_INTERRUPTIBLE, /* Call is interruptible */
	21	RXRPC_PREINTERRUPTIBLE, /* Call can be cancelled whilst waiting for a slot */
	22	RXRPC_UNINTERRUPTIBLE, /* Call should not be interruptible at all */
	23	};
	24
	25	/*
	26	* Debug ID counter for tracing.
	27	*/
	28	extern atomic_t rxrpc_debug_id;
	29
	30	typedef void (rxrpc_notify_rx_t)(struct sock , struct rxrpc_call *,
	31	unsigned long);
	32	typedef void (rxrpc_notify_end_tx_t)(struct sock , struct rxrpc_call *,
	33	unsigned long);
	34	typedef void (rxrpc_notify_new_call_t)(struct sock , struct rxrpc_call *,
	35	unsigned long);
	36	typedef void (rxrpc_discard_new_call_t)(struct rxrpc_call , unsigned long);
	37	typedef void (rxrpc_user_attach_call_t)(struct rxrpc_call , unsigned long);
	38
	39	void rxrpc_kernel_new_call_notification(struct socket *,
	40	rxrpc_notify_new_call_t,
	41	rxrpc_discard_new_call_t);
	42	struct rxrpc_call rxrpc_kernel_begin_call(struct socket ,
	43	struct sockaddr_rxrpc *,
	44	struct key *,
	45	unsigned long,
	46	s64,
	47	gfp_t,
	48	rxrpc_notify_rx_t,
	49	bool,
	50	enum rxrpc_interruptibility,
	51	unsigned int);
	52	int rxrpc_kernel_send_data(struct socket , struct rxrpc_call ,
	53	struct msghdr *, size_t,
	54	rxrpc_notify_end_tx_t);
	55	int rxrpc_kernel_recv_data(struct socket , struct rxrpc_call ,
	56	struct iov_iter , bool, u32 , u16 *);
	57	bool rxrpc_kernel_abort_call(struct socket , struct rxrpc_call ,
	58	u32, int, const char *);
	59	void rxrpc_kernel_end_call(struct socket , struct rxrpc_call );
	60	void rxrpc_kernel_get_peer(struct socket , struct rxrpc_call ,
	61	struct sockaddr_rxrpc *);
	62	u32 rxrpc_kernel_get_srtt(struct socket , struct rxrpc_call );
	63	int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
	64	rxrpc_user_attach_call_t, unsigned long, gfp_t,
	65	unsigned int);
	66	void rxrpc_kernel_set_tx_length(struct socket , struct rxrpc_call , s64);
	67	bool rxrpc_kernel_check_life(const struct socket , const struct rxrpc_call );
	68	u32 rxrpc_kernel_get_epoch(struct socket , struct rxrpc_call );
	69	bool rxrpc_kernel_get_reply_time(struct socket , struct rxrpc_call ,
	70	ktime_t *);
	71	bool rxrpc_kernel_call_is_complete(struct rxrpc_call *);
	72	void rxrpc_kernel_set_max_life(struct socket , struct rxrpc_call ,
	73	unsigned long);
	74
	75	int rxrpc_sock_set_min_security_level(struct sock *sk, unsigned int val);
	76
	77	#endif /* _NET_RXRPC_H */