diff options
Diffstat (limited to 'include/rxrpc/connection.h')
-rw-r--r-- | include/rxrpc/connection.h | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/include/rxrpc/connection.h b/include/rxrpc/connection.h deleted file mode 100644 index 41e6781ad067..000000000000 --- a/include/rxrpc/connection.h +++ /dev/null | |||
@@ -1,83 +0,0 @@ | |||
1 | /* connection.h: Rx connection record | ||
2 | * | ||
3 | * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved. | ||
4 | * Written by David Howells (dhowells@redhat.com) | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or | ||
7 | * modify it under the terms of the GNU General Public License | ||
8 | * as published by the Free Software Foundation; either version | ||
9 | * 2 of the License, or (at your option) any later version. | ||
10 | */ | ||
11 | |||
12 | #ifndef _LINUX_RXRPC_CONNECTION_H | ||
13 | #define _LINUX_RXRPC_CONNECTION_H | ||
14 | |||
15 | #include <rxrpc/types.h> | ||
16 | #include <rxrpc/krxtimod.h> | ||
17 | |||
18 | struct sk_buff; | ||
19 | |||
20 | /*****************************************************************************/ | ||
21 | /* | ||
22 | * Rx connection | ||
23 | * - connections are matched by (rmt_port,rmt_addr,service_id,conn_id,clientflag) | ||
24 | * - connections only retain a refcount on the peer when they are active | ||
25 | * - connections with refcount==0 are inactive and reside in the peer's graveyard | ||
26 | */ | ||
27 | struct rxrpc_connection | ||
28 | { | ||
29 | atomic_t usage; | ||
30 | struct rxrpc_transport *trans; /* transport endpoint */ | ||
31 | struct rxrpc_peer *peer; /* peer from/to which connected */ | ||
32 | struct rxrpc_service *service; /* responsible service (inbound conns) */ | ||
33 | struct rxrpc_timer timeout; /* decaching timer */ | ||
34 | struct list_head link; /* link in peer's list */ | ||
35 | struct list_head proc_link; /* link in proc list */ | ||
36 | struct list_head err_link; /* link in ICMP error processing list */ | ||
37 | struct list_head id_link; /* link in ID grant list */ | ||
38 | struct sockaddr_in addr; /* remote address */ | ||
39 | struct rxrpc_call *channels[4]; /* channels (active calls) */ | ||
40 | wait_queue_head_t chanwait; /* wait for channel to become available */ | ||
41 | spinlock_t lock; /* access lock */ | ||
42 | struct timeval atime; /* last access time */ | ||
43 | size_t mtu_size; /* MTU size for outbound messages */ | ||
44 | unsigned call_counter; /* call ID counter */ | ||
45 | rxrpc_serial_t serial_counter; /* packet serial number counter */ | ||
46 | |||
47 | /* the following should all be in net order */ | ||
48 | __be32 in_epoch; /* peer's epoch */ | ||
49 | __be32 out_epoch; /* my epoch */ | ||
50 | __be32 conn_id; /* connection ID, appropriately shifted */ | ||
51 | __be16 service_id; /* service ID */ | ||
52 | uint8_t security_ix; /* security ID */ | ||
53 | uint8_t in_clientflag; /* RXRPC_CLIENT_INITIATED if we are server */ | ||
54 | uint8_t out_clientflag; /* RXRPC_CLIENT_INITIATED if we are client */ | ||
55 | }; | ||
56 | |||
57 | extern int rxrpc_create_connection(struct rxrpc_transport *trans, | ||
58 | __be16 port, | ||
59 | __be32 addr, | ||
60 | uint16_t service_id, | ||
61 | void *security, | ||
62 | struct rxrpc_connection **_conn); | ||
63 | |||
64 | extern int rxrpc_connection_lookup(struct rxrpc_peer *peer, | ||
65 | struct rxrpc_message *msg, | ||
66 | struct rxrpc_connection **_conn); | ||
67 | |||
68 | static inline void rxrpc_get_connection(struct rxrpc_connection *conn) | ||
69 | { | ||
70 | BUG_ON(atomic_read(&conn->usage)<0); | ||
71 | atomic_inc(&conn->usage); | ||
72 | //printk("rxrpc_get_conn(%p{u=%d})\n",conn,atomic_read(&conn->usage)); | ||
73 | } | ||
74 | |||
75 | extern void rxrpc_put_connection(struct rxrpc_connection *conn); | ||
76 | |||
77 | extern int rxrpc_conn_receive_call_packet(struct rxrpc_connection *conn, | ||
78 | struct rxrpc_call *call, | ||
79 | struct rxrpc_message *msg); | ||
80 | |||
81 | extern void rxrpc_conn_handle_error(struct rxrpc_connection *conn, int local, int errno); | ||
82 | |||
83 | #endif /* _LINUX_RXRPC_CONNECTION_H */ | ||