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d9c52522 | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later WITH Linux-syscall-note */ |
727f8914 | 2 | /* Types and definitions for AF_RXRPC. |
17926a79 DH |
3 | * |
4 | * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. | |
5 | * Written by David Howells (dhowells@redhat.com) | |
17926a79 DH |
6 | */ |
7 | ||
727f8914 DH |
8 | #ifndef _UAPI_LINUX_RXRPC_H |
9 | #define _UAPI_LINUX_RXRPC_H | |
17926a79 | 10 | |
727f8914 | 11 | #include <linux/types.h> |
17926a79 DH |
12 | #include <linux/in.h> |
13 | #include <linux/in6.h> | |
14 | ||
15 | /* | |
16 | * RxRPC socket address | |
17 | */ | |
18 | struct sockaddr_rxrpc { | |
0eef304b DL |
19 | __kernel_sa_family_t srx_family; /* address family */ |
20 | __u16 srx_service; /* service desired */ | |
21 | __u16 transport_type; /* type of transport socket (SOCK_DGRAM) */ | |
22 | __u16 transport_len; /* length of transport address */ | |
17926a79 | 23 | union { |
0eef304b | 24 | __kernel_sa_family_t family; /* transport address family */ |
17926a79 DH |
25 | struct sockaddr_in sin; /* IPv4 transport address */ |
26 | struct sockaddr_in6 sin6; /* IPv6 transport address */ | |
27 | } transport; | |
28 | }; | |
29 | ||
30 | /* | |
31 | * RxRPC socket options | |
32 | */ | |
33 | #define RXRPC_SECURITY_KEY 1 /* [clnt] set client security key */ | |
34 | #define RXRPC_SECURITY_KEYRING 2 /* [srvr] set ring of server security keys */ | |
cc8feb8e | 35 | #define RXRPC_EXCLUSIVE_CONNECTION 3 /* Deprecated; use RXRPC_EXCLUSIVE_CALL instead */ |
17926a79 | 36 | #define RXRPC_MIN_SECURITY_LEVEL 4 /* minimum security level */ |
4722974d | 37 | #define RXRPC_UPGRADEABLE_SERVICE 5 /* Upgrade service[0] -> service[1] */ |
515559ca | 38 | #define RXRPC_SUPPORTED_CMSG 6 /* Get highest supported control message type */ |
17926a79 DH |
39 | |
40 | /* | |
41 | * RxRPC control messages | |
2341e077 | 42 | * - If neither abort or accept are specified, the message is a data message. |
17926a79 | 43 | * - terminal messages mean that a user call ID tag can be recycled |
2341e077 | 44 | * - s/r/- indicate whether these are applicable to sendmsg() and/or recvmsg() |
17926a79 | 45 | */ |
515559ca DH |
46 | enum rxrpc_cmsg_type { |
47 | RXRPC_USER_CALL_ID = 1, /* sr: user call ID specifier */ | |
48 | RXRPC_ABORT = 2, /* sr: abort request / notification [terminal] */ | |
49 | RXRPC_ACK = 3, /* -r: [Service] RPC op final ACK received [terminal] */ | |
50 | RXRPC_NET_ERROR = 5, /* -r: network error received [terminal] */ | |
51 | RXRPC_BUSY = 6, /* -r: server busy received [terminal] */ | |
52 | RXRPC_LOCAL_ERROR = 7, /* -r: local error generated [terminal] */ | |
53 | RXRPC_NEW_CALL = 8, /* -r: [Service] new incoming call notification */ | |
515559ca DH |
54 | RXRPC_EXCLUSIVE_CALL = 10, /* s-: Call should be on exclusive connection */ |
55 | RXRPC_UPGRADE_SERVICE = 11, /* s-: Request service upgrade for client call */ | |
e754eba6 | 56 | RXRPC_TX_LENGTH = 12, /* s-: Total length of Tx data */ |
a158bdd3 | 57 | RXRPC_SET_CALL_TIMEOUT = 13, /* s-: Set one or more call timeouts */ |
2d914c1b | 58 | RXRPC_CHARGE_ACCEPT = 14, /* s-: Charge the accept pool with a user call ID */ |
515559ca DH |
59 | RXRPC__SUPPORTED |
60 | }; | |
17926a79 DH |
61 | |
62 | /* | |
63 | * RxRPC security levels | |
64 | */ | |
65 | #define RXRPC_SECURITY_PLAIN 0 /* plain secure-checksummed packets only */ | |
66 | #define RXRPC_SECURITY_AUTH 1 /* authenticated packets */ | |
67 | #define RXRPC_SECURITY_ENCRYPT 2 /* encrypted packets */ | |
68 | ||
8b815477 DH |
69 | /* |
70 | * RxRPC security indices | |
71 | */ | |
72 | #define RXRPC_SECURITY_NONE 0 /* no security protocol */ | |
73 | #define RXRPC_SECURITY_RXKAD 2 /* kaserver or kerberos 4 */ | |
74 | #define RXRPC_SECURITY_RXGK 4 /* gssapi-based */ | |
75 | #define RXRPC_SECURITY_RXK5 5 /* kerberos 5 */ | |
17926a79 | 76 | |
ddc6c70f DH |
77 | /* |
78 | * RxRPC-level abort codes | |
79 | */ | |
80 | #define RX_CALL_DEAD -1 /* call/conn has been inactive and is shut down */ | |
81 | #define RX_INVALID_OPERATION -2 /* invalid operation requested / attempted */ | |
82 | #define RX_CALL_TIMEOUT -3 /* call timeout exceeded */ | |
83 | #define RX_EOF -4 /* unexpected end of data on read op */ | |
84 | #define RX_PROTOCOL_ERROR -5 /* low-level protocol error */ | |
85 | #define RX_USER_ABORT -6 /* generic user abort */ | |
86 | #define RX_ADDRINUSE -7 /* UDP port in use */ | |
87 | #define RX_DEBUGI_BADTYPE -8 /* bad debugging packet type */ | |
88 | ||
89 | /* | |
90 | * (un)marshalling abort codes (rxgen) | |
91 | */ | |
92 | #define RXGEN_CC_MARSHAL -450 | |
93 | #define RXGEN_CC_UNMARSHAL -451 | |
94 | #define RXGEN_SS_MARSHAL -452 | |
95 | #define RXGEN_SS_UNMARSHAL -453 | |
96 | #define RXGEN_DECODE -454 | |
97 | #define RXGEN_OPCODE -455 | |
98 | #define RXGEN_SS_XDRFREE -456 | |
99 | #define RXGEN_CC_XDRFREE -457 | |
100 | ||
101 | /* | |
102 | * Rx kerberos security abort codes | |
103 | * - unfortunately we have no generalised security abort codes to say things | |
104 | * like "unsupported security", so we have to use these instead and hope the | |
105 | * other side understands | |
106 | */ | |
107 | #define RXKADINCONSISTENCY 19270400 /* security module structure inconsistent */ | |
108 | #define RXKADPACKETSHORT 19270401 /* packet too short for security challenge */ | |
109 | #define RXKADLEVELFAIL 19270402 /* security level negotiation failed */ | |
110 | #define RXKADTICKETLEN 19270403 /* ticket length too short or too long */ | |
111 | #define RXKADOUTOFSEQUENCE 19270404 /* packet had bad sequence number */ | |
112 | #define RXKADNOAUTH 19270405 /* caller not authorised */ | |
113 | #define RXKADBADKEY 19270406 /* illegal key: bad parity or weak */ | |
114 | #define RXKADBADTICKET 19270407 /* security object was passed a bad ticket */ | |
115 | #define RXKADUNKNOWNKEY 19270408 /* ticket contained unknown key version number */ | |
116 | #define RXKADEXPIRED 19270409 /* authentication expired */ | |
117 | #define RXKADSEALEDINCON 19270410 /* sealed data inconsistent */ | |
118 | #define RXKADDATALEN 19270411 /* user data too long */ | |
119 | #define RXKADILLEGALLEVEL 19270412 /* caller not authorised to use encrypted conns */ | |
120 | ||
727f8914 | 121 | #endif /* _UAPI_LINUX_RXRPC_H */ |