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727f8914 | 1 | /* Types and definitions for AF_RXRPC. |
17926a79 DH |
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 | |
727f8914 | 7 | * modify it under the terms of the GNU General Public Licence |
17926a79 | 8 | * as published by the Free Software Foundation; either version |
727f8914 | 9 | * 2 of the Licence, or (at your option) any later version. |
17926a79 DH |
10 | */ |
11 | ||
727f8914 DH |
12 | #ifndef _UAPI_LINUX_RXRPC_H |
13 | #define _UAPI_LINUX_RXRPC_H | |
17926a79 | 14 | |
727f8914 | 15 | #include <linux/types.h> |
17926a79 DH |
16 | #include <linux/in.h> |
17 | #include <linux/in6.h> | |
18 | ||
19 | /* | |
20 | * RxRPC socket address | |
21 | */ | |
22 | struct sockaddr_rxrpc { | |
0eef304b DL |
23 | __kernel_sa_family_t srx_family; /* address family */ |
24 | __u16 srx_service; /* service desired */ | |
25 | __u16 transport_type; /* type of transport socket (SOCK_DGRAM) */ | |
26 | __u16 transport_len; /* length of transport address */ | |
17926a79 | 27 | union { |
0eef304b | 28 | __kernel_sa_family_t family; /* transport address family */ |
17926a79 DH |
29 | struct sockaddr_in sin; /* IPv4 transport address */ |
30 | struct sockaddr_in6 sin6; /* IPv6 transport address */ | |
31 | } transport; | |
32 | }; | |
33 | ||
34 | /* | |
35 | * RxRPC socket options | |
36 | */ | |
37 | #define RXRPC_SECURITY_KEY 1 /* [clnt] set client security key */ | |
38 | #define RXRPC_SECURITY_KEYRING 2 /* [srvr] set ring of server security keys */ | |
cc8feb8e | 39 | #define RXRPC_EXCLUSIVE_CONNECTION 3 /* Deprecated; use RXRPC_EXCLUSIVE_CALL instead */ |
17926a79 | 40 | #define RXRPC_MIN_SECURITY_LEVEL 4 /* minimum security level */ |
4722974d | 41 | #define RXRPC_UPGRADEABLE_SERVICE 5 /* Upgrade service[0] -> service[1] */ |
515559ca | 42 | #define RXRPC_SUPPORTED_CMSG 6 /* Get highest supported control message type */ |
17926a79 DH |
43 | |
44 | /* | |
45 | * RxRPC control messages | |
2341e077 | 46 | * - If neither abort or accept are specified, the message is a data message. |
17926a79 | 47 | * - terminal messages mean that a user call ID tag can be recycled |
2341e077 | 48 | * - s/r/- indicate whether these are applicable to sendmsg() and/or recvmsg() |
17926a79 | 49 | */ |
515559ca DH |
50 | enum rxrpc_cmsg_type { |
51 | RXRPC_USER_CALL_ID = 1, /* sr: user call ID specifier */ | |
52 | RXRPC_ABORT = 2, /* sr: abort request / notification [terminal] */ | |
53 | RXRPC_ACK = 3, /* -r: [Service] RPC op final ACK received [terminal] */ | |
54 | RXRPC_NET_ERROR = 5, /* -r: network error received [terminal] */ | |
55 | RXRPC_BUSY = 6, /* -r: server busy received [terminal] */ | |
56 | RXRPC_LOCAL_ERROR = 7, /* -r: local error generated [terminal] */ | |
57 | RXRPC_NEW_CALL = 8, /* -r: [Service] new incoming call notification */ | |
58 | RXRPC_ACCEPT = 9, /* s-: [Service] accept request */ | |
59 | RXRPC_EXCLUSIVE_CALL = 10, /* s-: Call should be on exclusive connection */ | |
60 | RXRPC_UPGRADE_SERVICE = 11, /* s-: Request service upgrade for client call */ | |
e754eba6 | 61 | RXRPC_TX_LENGTH = 12, /* s-: Total length of Tx data */ |
a158bdd3 | 62 | RXRPC_SET_CALL_TIMEOUT = 13, /* s-: Set one or more call timeouts */ |
515559ca DH |
63 | RXRPC__SUPPORTED |
64 | }; | |
17926a79 DH |
65 | |
66 | /* | |
67 | * RxRPC security levels | |
68 | */ | |
69 | #define RXRPC_SECURITY_PLAIN 0 /* plain secure-checksummed packets only */ | |
70 | #define RXRPC_SECURITY_AUTH 1 /* authenticated packets */ | |
71 | #define RXRPC_SECURITY_ENCRYPT 2 /* encrypted packets */ | |
72 | ||
8b815477 DH |
73 | /* |
74 | * RxRPC security indices | |
75 | */ | |
76 | #define RXRPC_SECURITY_NONE 0 /* no security protocol */ | |
77 | #define RXRPC_SECURITY_RXKAD 2 /* kaserver or kerberos 4 */ | |
78 | #define RXRPC_SECURITY_RXGK 4 /* gssapi-based */ | |
79 | #define RXRPC_SECURITY_RXK5 5 /* kerberos 5 */ | |
17926a79 | 80 | |
ddc6c70f DH |
81 | /* |
82 | * RxRPC-level abort codes | |
83 | */ | |
84 | #define RX_CALL_DEAD -1 /* call/conn has been inactive and is shut down */ | |
85 | #define RX_INVALID_OPERATION -2 /* invalid operation requested / attempted */ | |
86 | #define RX_CALL_TIMEOUT -3 /* call timeout exceeded */ | |
87 | #define RX_EOF -4 /* unexpected end of data on read op */ | |
88 | #define RX_PROTOCOL_ERROR -5 /* low-level protocol error */ | |
89 | #define RX_USER_ABORT -6 /* generic user abort */ | |
90 | #define RX_ADDRINUSE -7 /* UDP port in use */ | |
91 | #define RX_DEBUGI_BADTYPE -8 /* bad debugging packet type */ | |
92 | ||
93 | /* | |
94 | * (un)marshalling abort codes (rxgen) | |
95 | */ | |
96 | #define RXGEN_CC_MARSHAL -450 | |
97 | #define RXGEN_CC_UNMARSHAL -451 | |
98 | #define RXGEN_SS_MARSHAL -452 | |
99 | #define RXGEN_SS_UNMARSHAL -453 | |
100 | #define RXGEN_DECODE -454 | |
101 | #define RXGEN_OPCODE -455 | |
102 | #define RXGEN_SS_XDRFREE -456 | |
103 | #define RXGEN_CC_XDRFREE -457 | |
104 | ||
105 | /* | |
106 | * Rx kerberos security abort codes | |
107 | * - unfortunately we have no generalised security abort codes to say things | |
108 | * like "unsupported security", so we have to use these instead and hope the | |
109 | * other side understands | |
110 | */ | |
111 | #define RXKADINCONSISTENCY 19270400 /* security module structure inconsistent */ | |
112 | #define RXKADPACKETSHORT 19270401 /* packet too short for security challenge */ | |
113 | #define RXKADLEVELFAIL 19270402 /* security level negotiation failed */ | |
114 | #define RXKADTICKETLEN 19270403 /* ticket length too short or too long */ | |
115 | #define RXKADOUTOFSEQUENCE 19270404 /* packet had bad sequence number */ | |
116 | #define RXKADNOAUTH 19270405 /* caller not authorised */ | |
117 | #define RXKADBADKEY 19270406 /* illegal key: bad parity or weak */ | |
118 | #define RXKADBADTICKET 19270407 /* security object was passed a bad ticket */ | |
119 | #define RXKADUNKNOWNKEY 19270408 /* ticket contained unknown key version number */ | |
120 | #define RXKADEXPIRED 19270409 /* authentication expired */ | |
121 | #define RXKADSEALEDINCON 19270410 /* sealed data inconsistent */ | |
122 | #define RXKADDATALEN 19270411 /* user data too long */ | |
123 | #define RXKADILLEGALLEVEL 19270412 /* caller not authorised to use encrypted conns */ | |
124 | ||
727f8914 | 125 | #endif /* _UAPI_LINUX_RXRPC_H */ |