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-rw-r--r--include/uapi/linux/rxrpc.h124
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diff --git a/include/uapi/linux/rxrpc.h b/include/uapi/linux/rxrpc.h
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+/* Types and definitions for AF_RXRPC.
+ *
+ * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#ifndef _UAPI_LINUX_RXRPC_H
+#define _UAPI_LINUX_RXRPC_H
+
+#include <linux/types.h>
+#include <linux/in.h>
+#include <linux/in6.h>
+
+/*
+ * RxRPC socket address
+ */
+struct sockaddr_rxrpc {
+ sa_family_t srx_family; /* address family */
+ u16 srx_service; /* service desired */
+ u16 transport_type; /* type of transport socket (SOCK_DGRAM) */
+ u16 transport_len; /* length of transport address */
+ union {
+ sa_family_t family; /* transport address family */
+ struct sockaddr_in sin; /* IPv4 transport address */
+ struct sockaddr_in6 sin6; /* IPv6 transport address */
+ } transport;
+};
+
+/*
+ * RxRPC socket options
+ */
+#define RXRPC_SECURITY_KEY 1 /* [clnt] set client security key */
+#define RXRPC_SECURITY_KEYRING 2 /* [srvr] set ring of server security keys */
+#define RXRPC_EXCLUSIVE_CONNECTION 3 /* Deprecated; use RXRPC_EXCLUSIVE_CALL instead */
+#define RXRPC_MIN_SECURITY_LEVEL 4 /* minimum security level */
+#define RXRPC_UPGRADEABLE_SERVICE 5 /* Upgrade service[0] -> service[1] */
+#define RXRPC_SUPPORTED_CMSG 6 /* Get highest supported control message type */
+
+/*
+ * RxRPC control messages
+ * - If neither abort or accept are specified, the message is a data message.
+ * - terminal messages mean that a user call ID tag can be recycled
+ * - s/r/- indicate whether these are applicable to sendmsg() and/or recvmsg()
+ */
+enum rxrpc_cmsg_type {
+ RXRPC_USER_CALL_ID = 1, /* sr: user call ID specifier */
+ RXRPC_ABORT = 2, /* sr: abort request / notification [terminal] */
+ RXRPC_ACK = 3, /* -r: [Service] RPC op final ACK received [terminal] */
+ RXRPC_NET_ERROR = 5, /* -r: network error received [terminal] */
+ RXRPC_BUSY = 6, /* -r: server busy received [terminal] */
+ RXRPC_LOCAL_ERROR = 7, /* -r: local error generated [terminal] */
+ RXRPC_NEW_CALL = 8, /* -r: [Service] new incoming call notification */
+ RXRPC_ACCEPT = 9, /* s-: [Service] accept request */
+ RXRPC_EXCLUSIVE_CALL = 10, /* s-: Call should be on exclusive connection */
+ RXRPC_UPGRADE_SERVICE = 11, /* s-: Request service upgrade for client call */
+ RXRPC_TX_LENGTH = 12, /* s-: Total length of Tx data */
+ RXRPC__SUPPORTED
+};
+
+/*
+ * RxRPC security levels
+ */
+#define RXRPC_SECURITY_PLAIN 0 /* plain secure-checksummed packets only */
+#define RXRPC_SECURITY_AUTH 1 /* authenticated packets */
+#define RXRPC_SECURITY_ENCRYPT 2 /* encrypted packets */
+
+/*
+ * RxRPC security indices
+ */
+#define RXRPC_SECURITY_NONE 0 /* no security protocol */
+#define RXRPC_SECURITY_RXKAD 2 /* kaserver or kerberos 4 */
+#define RXRPC_SECURITY_RXGK 4 /* gssapi-based */
+#define RXRPC_SECURITY_RXK5 5 /* kerberos 5 */
+
+/*
+ * RxRPC-level abort codes
+ */
+#define RX_CALL_DEAD -1 /* call/conn has been inactive and is shut down */
+#define RX_INVALID_OPERATION -2 /* invalid operation requested / attempted */
+#define RX_CALL_TIMEOUT -3 /* call timeout exceeded */
+#define RX_EOF -4 /* unexpected end of data on read op */
+#define RX_PROTOCOL_ERROR -5 /* low-level protocol error */
+#define RX_USER_ABORT -6 /* generic user abort */
+#define RX_ADDRINUSE -7 /* UDP port in use */
+#define RX_DEBUGI_BADTYPE -8 /* bad debugging packet type */
+
+/*
+ * (un)marshalling abort codes (rxgen)
+ */
+#define RXGEN_CC_MARSHAL -450
+#define RXGEN_CC_UNMARSHAL -451
+#define RXGEN_SS_MARSHAL -452
+#define RXGEN_SS_UNMARSHAL -453
+#define RXGEN_DECODE -454
+#define RXGEN_OPCODE -455
+#define RXGEN_SS_XDRFREE -456
+#define RXGEN_CC_XDRFREE -457
+
+/*
+ * Rx kerberos security abort codes
+ * - unfortunately we have no generalised security abort codes to say things
+ * like "unsupported security", so we have to use these instead and hope the
+ * other side understands
+ */
+#define RXKADINCONSISTENCY 19270400 /* security module structure inconsistent */
+#define RXKADPACKETSHORT 19270401 /* packet too short for security challenge */
+#define RXKADLEVELFAIL 19270402 /* security level negotiation failed */
+#define RXKADTICKETLEN 19270403 /* ticket length too short or too long */
+#define RXKADOUTOFSEQUENCE 19270404 /* packet had bad sequence number */
+#define RXKADNOAUTH 19270405 /* caller not authorised */
+#define RXKADBADKEY 19270406 /* illegal key: bad parity or weak */
+#define RXKADBADTICKET 19270407 /* security object was passed a bad ticket */
+#define RXKADUNKNOWNKEY 19270408 /* ticket contained unknown key version number */
+#define RXKADEXPIRED 19270409 /* authentication expired */
+#define RXKADSEALEDINCON 19270410 /* sealed data inconsistent */
+#define RXKADDATALEN 19270411 /* user data too long */
+#define RXKADILLEGALLEVEL 19270412 /* caller not authorised to use encrypted conns */
+
+#endif /* _UAPI_LINUX_RXRPC_H */