Christopher Ferris | 2598113 | 2017-11-14 16:53:49 -0800 | [diff] [blame] | 1 | /* Types and definitions for AF_RXRPC. |
| 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 Licence |
| 8 | * as published by the Free Software Foundation; either version |
| 9 | * 2 of the Licence, or (at your option) any later version. |
| 10 | */ |
| 11 | |
| 12 | #ifndef _UAPI_LINUX_RXRPC_H |
| 13 | #define _UAPI_LINUX_RXRPC_H |
| 14 | |
| 15 | #include <linux/types.h> |
| 16 | #include <linux/in.h> |
| 17 | #include <linux/in6.h> |
| 18 | |
| 19 | /* |
| 20 | * RxRPC socket address |
| 21 | */ |
| 22 | struct sockaddr_rxrpc { |
Christopher Ferris | a1a109e | 2018-01-31 15:03:12 -0800 | [diff] [blame^] | 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 */ |
Christopher Ferris | 2598113 | 2017-11-14 16:53:49 -0800 | [diff] [blame] | 27 | union { |
Christopher Ferris | a1a109e | 2018-01-31 15:03:12 -0800 | [diff] [blame^] | 28 | __kernel_sa_family_t family; /* transport address family */ |
Christopher Ferris | 2598113 | 2017-11-14 16:53:49 -0800 | [diff] [blame] | 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 */ |
| 39 | #define RXRPC_EXCLUSIVE_CONNECTION 3 /* Deprecated; use RXRPC_EXCLUSIVE_CALL instead */ |
| 40 | #define RXRPC_MIN_SECURITY_LEVEL 4 /* minimum security level */ |
| 41 | #define RXRPC_UPGRADEABLE_SERVICE 5 /* Upgrade service[0] -> service[1] */ |
| 42 | #define RXRPC_SUPPORTED_CMSG 6 /* Get highest supported control message type */ |
| 43 | |
| 44 | /* |
| 45 | * RxRPC control messages |
| 46 | * - If neither abort or accept are specified, the message is a data message. |
| 47 | * - terminal messages mean that a user call ID tag can be recycled |
| 48 | * - s/r/- indicate whether these are applicable to sendmsg() and/or recvmsg() |
| 49 | */ |
| 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 */ |
| 61 | RXRPC_TX_LENGTH = 12, /* s-: Total length of Tx data */ |
Christopher Ferris | a1a109e | 2018-01-31 15:03:12 -0800 | [diff] [blame^] | 62 | RXRPC_SET_CALL_TIMEOUT = 13, /* s-: Set one or more call timeouts */ |
Christopher Ferris | 2598113 | 2017-11-14 16:53:49 -0800 | [diff] [blame] | 63 | RXRPC__SUPPORTED |
| 64 | }; |
| 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 | |
| 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 */ |
| 80 | |
| 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 | |
| 125 | #endif /* _UAPI_LINUX_RXRPC_H */ |