/* RxRPC kernel service interface definitions
*
* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
* Written by David Howells ([email protected])
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/

#ifndef _NET_RXRPC_H
#define _NET_RXRPC_H

#include <linux/rxrpc.h>

struct rxrpc_call;

/*
* the mark applied to socket buffers that may be intercepted
*/
enum {
RXRPC_SKB_MARK_DATA, /* data message */
RXRPC_SKB_MARK_FINAL_ACK, /* final ACK received message */
RXRPC_SKB_MARK_BUSY, /* server busy message */
RXRPC_SKB_MARK_REMOTE_ABORT, /* remote abort message */
RXRPC_SKB_MARK_NET_ERROR, /* network error message */
RXRPC_SKB_MARK_LOCAL_ERROR, /* local error message */
RXRPC_SKB_MARK_NEW_CALL, /* local error message */
};

typedef void (*rxrpc_interceptor_t)(struct sock *, unsigned long,
struct sk_buff *);
void rxrpc_kernel_intercept_rx_messages(struct socket *, rxrpc_interceptor_t);
struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
struct sockaddr_rxrpc *,
struct key *,
unsigned long,
gfp_t);
int rxrpc_kernel_send_data(struct rxrpc_call *, struct msghdr *, size_t);
void rxrpc_kernel_abort_call(struct rxrpc_call *, u32);
void rxrpc_kernel_end_call(struct rxrpc_call *);
bool rxrpc_kernel_is_data_last(struct sk_buff *);
u32 rxrpc_kernel_get_abort_code(struct sk_buff *);
int rxrpc_kernel_get_error_number(struct sk_buff *);
void rxrpc_kernel_data_delivered(struct sk_buff *);
void rxrpc_kernel_free_skb(struct sk_buff *);
struct rxrpc_call *rxrpc_kernel_accept_call(struct socket *, unsigned long);
int rxrpc_kernel_reject_call(struct socket *);

#endif /* _NET_RXRPC_H */