xref: /openbmc/linux/include/net/af_rxrpc.h (revision 4611da30d679a4b0a2c2b5d4d7b3fbbafc922df7)
1651350d1SDavid Howells /* RxRPC kernel service interface definitions
217926a79SDavid Howells  *
3651350d1SDavid Howells  * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
417926a79SDavid Howells  * Written by David Howells (dhowells@redhat.com)
517926a79SDavid Howells  *
617926a79SDavid Howells  * This program is free software; you can redistribute it and/or
717926a79SDavid Howells  * modify it under the terms of the GNU General Public License
817926a79SDavid Howells  * as published by the Free Software Foundation; either version
917926a79SDavid Howells  * 2 of the License, or (at your option) any later version.
1017926a79SDavid Howells  */
1117926a79SDavid Howells 
1217926a79SDavid Howells #ifndef _NET_RXRPC_H
1317926a79SDavid Howells #define _NET_RXRPC_H
1417926a79SDavid Howells 
1517926a79SDavid Howells #include <linux/rxrpc.h>
162070a3e4SDavid Howells #include <linux/ktime.h>
1717926a79SDavid Howells 
184de48af6SDavid Howells struct key;
194de48af6SDavid Howells struct sock;
204de48af6SDavid Howells struct socket;
21651350d1SDavid Howells struct rxrpc_call;
22651350d1SDavid Howells 
23c038a58cSDavid Howells /*
24a25e21f0SDavid Howells  * Debug ID counter for tracing.
25a25e21f0SDavid Howells  */
26a25e21f0SDavid Howells extern atomic_t rxrpc_debug_id;
27a25e21f0SDavid Howells 
28d001648eSDavid Howells typedef void (*rxrpc_notify_rx_t)(struct sock *, struct rxrpc_call *,
29d001648eSDavid Howells 				  unsigned long);
30e833251aSDavid Howells typedef void (*rxrpc_notify_end_tx_t)(struct sock *, struct rxrpc_call *,
31e833251aSDavid Howells 				      unsigned long);
3200e90712SDavid Howells typedef void (*rxrpc_notify_new_call_t)(struct sock *, struct rxrpc_call *,
3300e90712SDavid Howells 					unsigned long);
3400e90712SDavid Howells typedef void (*rxrpc_discard_new_call_t)(struct rxrpc_call *, unsigned long);
3500e90712SDavid Howells typedef void (*rxrpc_user_attach_call_t)(struct rxrpc_call *, unsigned long);
36651350d1SDavid Howells 
37d001648eSDavid Howells void rxrpc_kernel_new_call_notification(struct socket *,
3800e90712SDavid Howells 					rxrpc_notify_new_call_t,
3900e90712SDavid Howells 					rxrpc_discard_new_call_t);
40cd2cf63aSJoe Perches struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *,
41651350d1SDavid Howells 					   struct sockaddr_rxrpc *,
42651350d1SDavid Howells 					   struct key *,
43651350d1SDavid Howells 					   unsigned long,
44e754eba6SDavid Howells 					   s64,
45d001648eSDavid Howells 					   gfp_t,
46a68f4a27SDavid Howells 					   rxrpc_notify_rx_t,
47a25e21f0SDavid Howells 					   bool,
48a25e21f0SDavid Howells 					   unsigned int);
494de48af6SDavid Howells int rxrpc_kernel_send_data(struct socket *, struct rxrpc_call *,
50e833251aSDavid Howells 			   struct msghdr *, size_t,
51e833251aSDavid Howells 			   rxrpc_notify_end_tx_t);
52d001648eSDavid Howells int rxrpc_kernel_recv_data(struct socket *, struct rxrpc_call *,
53eb9950ebSDavid Howells 			   struct iov_iter *, bool, u32 *, u16 *);
5484a4c09cSDavid Howells bool rxrpc_kernel_abort_call(struct socket *, struct rxrpc_call *,
555a42976dSDavid Howells 			     u32, int, const char *);
564de48af6SDavid Howells void rxrpc_kernel_end_call(struct socket *, struct rxrpc_call *);
578324f0bcSDavid Howells void rxrpc_kernel_get_peer(struct socket *, struct rxrpc_call *,
588324f0bcSDavid Howells 			   struct sockaddr_rxrpc *);
59f4d15fb6SDavid Howells u64 rxrpc_kernel_get_rtt(struct socket *, struct rxrpc_call *);
6000e90712SDavid Howells int rxrpc_kernel_charge_accept(struct socket *, rxrpc_notify_rx_t,
61a25e21f0SDavid Howells 			       rxrpc_user_attach_call_t, unsigned long, gfp_t,
62a25e21f0SDavid Howells 			       unsigned int);
63e754eba6SDavid Howells void rxrpc_kernel_set_tx_length(struct socket *, struct rxrpc_call *, s64);
64*4611da30SMarc Dionne bool rxrpc_kernel_check_life(const struct socket *, const struct rxrpc_call *,
65*4611da30SMarc Dionne 			     u32 *);
667150ceaaSDavid Howells void rxrpc_kernel_probe_life(struct socket *, struct rxrpc_call *);
67e908bcf4SDavid Howells u32 rxrpc_kernel_get_epoch(struct socket *, struct rxrpc_call *);
682070a3e4SDavid Howells bool rxrpc_kernel_get_reply_time(struct socket *, struct rxrpc_call *,
692070a3e4SDavid Howells 				 ktime_t *);
70*4611da30SMarc Dionne bool rxrpc_kernel_call_is_complete(struct rxrpc_call *);
71651350d1SDavid Howells 
7217926a79SDavid Howells #endif /* _NET_RXRPC_H */
73