1 /* AF_RXRPC parameters
2  *
3  * Copyright (C) 2007 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_H
13 #define _LINUX_RXRPC_H
14 
15 #include <linux/in.h>
16 #include <linux/in6.h>
17 
18 /*
19  * RxRPC socket address
20  */
21 struct sockaddr_rxrpc {
22 	sa_family_t	srx_family;	/* address family */
23 	u16		srx_service;	/* service desired */
24 	u16		transport_type;	/* type of transport socket (SOCK_DGRAM) */
25 	u16		transport_len;	/* length of transport address */
26 	union {
27 		sa_family_t family;		/* transport address family */
28 		struct sockaddr_in sin;		/* IPv4 transport address */
29 		struct sockaddr_in6 sin6;	/* IPv6 transport address */
30 	} transport;
31 };
32 
33 /*
34  * RxRPC socket options
35  */
36 #define RXRPC_SECURITY_KEY		1	/* [clnt] set client security key */
37 #define RXRPC_SECURITY_KEYRING		2	/* [srvr] set ring of server security keys */
38 #define RXRPC_EXCLUSIVE_CONNECTION	3	/* [clnt] use exclusive RxRPC connection */
39 #define RXRPC_MIN_SECURITY_LEVEL	4	/* minimum security level */
40 
41 /*
42  * RxRPC control messages
43  * - terminal messages mean that a user call ID tag can be recycled
44  */
45 #define RXRPC_USER_CALL_ID	1	/* user call ID specifier */
46 #define RXRPC_ABORT		2	/* abort request / notification [terminal] */
47 #define RXRPC_ACK		3	/* [Server] RPC op final ACK received [terminal] */
48 #define RXRPC_NET_ERROR		5	/* network error received [terminal] */
49 #define RXRPC_BUSY		6	/* server busy received [terminal] */
50 #define RXRPC_LOCAL_ERROR	7	/* local error generated [terminal] */
51 #define RXRPC_NEW_CALL		8	/* [Server] new incoming call notification */
52 #define RXRPC_ACCEPT		9	/* [Server] accept request */
53 
54 /*
55  * RxRPC security levels
56  */
57 #define RXRPC_SECURITY_PLAIN	0	/* plain secure-checksummed packets only */
58 #define RXRPC_SECURITY_AUTH	1	/* authenticated packets */
59 #define RXRPC_SECURITY_ENCRYPT	2	/* encrypted packets */
60 
61 /*
62  * RxRPC security indices
63  */
64 #define RXRPC_SECURITY_NONE	0	/* no security protocol */
65 #define RXRPC_SECURITY_RXKAD	2	/* kaserver or kerberos 4 */
66 #define RXRPC_SECURITY_RXGK	4	/* gssapi-based */
67 #define RXRPC_SECURITY_RXK5	5	/* kerberos 5 */
68 
69 #endif /* _LINUX_RXRPC_H */
70