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-rw-r--r--include/keys/rxrpc-type.h22
-rw-r--r--include/linux/net.h2
-rw-r--r--include/linux/rxrpc.h62
-rw-r--r--include/linux/socket.h5
-rw-r--r--include/net/af_rxrpc.h17
-rw-r--r--include/rxrpc/packet.h85
6 files changed, 189 insertions, 4 deletions
diff --git a/include/keys/rxrpc-type.h b/include/keys/rxrpc-type.h
new file mode 100644
index 000000000000..e2ee73aef0ee
--- /dev/null
+++ b/include/keys/rxrpc-type.h
@@ -0,0 +1,22 @@
+/* RxRPC key type
+ *
+ * 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 License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _KEYS_RXRPC_TYPE_H
+#define _KEYS_RXRPC_TYPE_H
+
+#include <linux/key.h>
+
+/*
+ * key type for AF_RXRPC keys
+ */
+extern struct key_type key_type_rxrpc;
+
+#endif /* _KEYS_USER_TYPE_H */
diff --git a/include/linux/net.h b/include/linux/net.h
index 4db21e63d8d2..efc45177b503 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -24,7 +24,7 @@
struct poll_table_struct;
struct inode;
-#define NPROTO 33 /* should be enough for now.. */
+#define NPROTO 34 /* should be enough for now.. */
#define SYS_SOCKET 1 /* sys_socket(2) */
#define SYS_BIND 2 /* sys_bind(2) */
diff --git a/include/linux/rxrpc.h b/include/linux/rxrpc.h
new file mode 100644
index 000000000000..f7b826b565c7
--- /dev/null
+++ b/include/linux/rxrpc.h
@@ -0,0 +1,62 @@
+/* AF_RXRPC parameters
+ *
+ * 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 License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _LINUX_RXRPC_H
+#define _LINUX_RXRPC_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 /* [clnt] use exclusive RxRPC connection */
+#define RXRPC_MIN_SECURITY_LEVEL 4 /* minimum security level */
+
+/*
+ * RxRPC control messages
+ * - terminal messages mean that a user call ID tag can be recycled
+ */
+#define RXRPC_USER_CALL_ID 1 /* user call ID specifier */
+#define RXRPC_ABORT 2 /* abort request / notification [terminal] */
+#define RXRPC_ACK 3 /* [Server] RPC op final ACK received [terminal] */
+#define RXRPC_NET_ERROR 5 /* network error received [terminal] */
+#define RXRPC_BUSY 6 /* server busy received [terminal] */
+#define RXRPC_LOCAL_ERROR 7 /* local error generated [terminal] */
+#define RXRPC_NEW_CALL 8 /* [Server] new incoming call notification */
+#define RXRPC_ACCEPT 9 /* [Server] accept request */
+
+/*
+ * 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 */
+
+
+#endif /* _LINUX_RXRPC_H */
diff --git a/include/linux/socket.h b/include/linux/socket.h
index fcd35a210e7f..6e7c9483a6a6 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -188,7 +188,8 @@ struct ucred {
#define AF_TIPC 30 /* TIPC sockets */
#define AF_BLUETOOTH 31 /* Bluetooth sockets */
#define AF_IUCV 32 /* IUCV sockets */
-#define AF_MAX 33 /* For now.. */
+#define AF_RXRPC 33 /* RxRPC sockets */
+#define AF_MAX 34 /* For now.. */
/* Protocol families, same as address families. */
#define PF_UNSPEC AF_UNSPEC
@@ -222,6 +223,7 @@ struct ucred {
#define PF_TIPC AF_TIPC
#define PF_BLUETOOTH AF_BLUETOOTH
#define PF_IUCV AF_IUCV
+#define PF_RXRPC AF_RXRPC
#define PF_MAX AF_MAX
/* Maximum queue length specifiable by listen. */
@@ -284,6 +286,7 @@ struct ucred {
#define SOL_DCCP 269
#define SOL_NETLINK 270
#define SOL_TIPC 271
+#define SOL_RXRPC 272
/* IPX options */
#define IPX_TYPE 1
diff --git a/include/net/af_rxrpc.h b/include/net/af_rxrpc.h
new file mode 100644
index 000000000000..b01ca2589d69
--- /dev/null
+++ b/include/net/af_rxrpc.h
@@ -0,0 +1,17 @@
+/* RxRPC definitions
+ *
+ * Copyright (C) 2006 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 License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _NET_RXRPC_H
+#define _NET_RXRPC_H
+
+#include <linux/rxrpc.h>
+
+#endif /* _NET_RXRPC_H */
diff --git a/include/rxrpc/packet.h b/include/rxrpc/packet.h
index 1447f0aaa0eb..452a9bb02d48 100644
--- a/include/rxrpc/packet.h
+++ b/include/rxrpc/packet.h
@@ -33,7 +33,8 @@ struct rxrpc_header
#define RXRPC_MAXCALLS 4 /* max active calls per conn */
#define RXRPC_CHANNELMASK (RXRPC_MAXCALLS-1) /* mask for channel ID */
#define RXRPC_CIDMASK (~RXRPC_CHANNELMASK) /* mask for connection ID */
-#define RXRPC_CIDSHIFT 2 /* shift for connection ID */
+#define RXRPC_CIDSHIFT ilog2(RXRPC_MAXCALLS) /* shift for connection ID */
+#define RXRPC_CID_INC (1 << RXRPC_CIDSHIFT) /* connection ID increment */
__be32 callNumber; /* call ID (0 for connection-level packets) */
#define RXRPC_PROCESS_MAXCALLS (1<<2) /* maximum number of active calls per conn (power of 2) */
@@ -62,7 +63,10 @@ struct rxrpc_header
uint8_t userStatus; /* app-layer defined status */
uint8_t securityIndex; /* security protocol ID */
- __be16 _rsvd; /* reserved (used by kerberos security as cksum) */
+ union {
+ __be16 _rsvd; /* reserved */
+ __be16 cksum; /* kerberos security checksum */
+ };
__be16 serviceId; /* service ID */
} __attribute__((packed));
@@ -124,4 +128,81 @@ struct rxrpc_ackpacket
} __attribute__((packed));
+/*
+ * ACK packets can have a further piece of information tagged on the end
+ */
+struct rxrpc_ackinfo {
+ __be32 rxMTU; /* maximum Rx MTU size (bytes) [AFS 3.3] */
+ __be32 maxMTU; /* maximum interface MTU size (bytes) [AFS 3.3] */
+ __be32 rwind; /* Rx window size (packets) [AFS 3.4] */
+ __be32 jumbo_max; /* max packets to stick into a jumbo packet [AFS 3.5] */
+};
+
+/*****************************************************************************/
+/*
+ * Kerberos security type-2 challenge packet
+ */
+struct rxkad_challenge {
+ __be32 version; /* version of this challenge type */
+ __be32 nonce; /* encrypted random number */
+ __be32 min_level; /* minimum security level */
+ __be32 __padding; /* padding to 8-byte boundary */
+} __attribute__((packed));
+
+/*****************************************************************************/
+/*
+ * Kerberos security type-2 response packet
+ */
+struct rxkad_response {
+ __be32 version; /* version of this reponse type */
+ __be32 __pad;
+
+ /* encrypted bit of the response */
+ struct {
+ __be32 epoch; /* current epoch */
+ __be32 cid; /* parent connection ID */
+ __be32 checksum; /* checksum */
+ __be32 securityIndex; /* security type */
+ __be32 call_id[4]; /* encrypted call IDs */
+ __be32 inc_nonce; /* challenge nonce + 1 */
+ __be32 level; /* desired level */
+ } encrypted;
+
+ __be32 kvno; /* Kerberos key version number */
+ __be32 ticket_len; /* Kerberos ticket length */
+} __attribute__((packed));
+
+/*****************************************************************************/
+/*
+ * 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 */
+
+/*
+ * 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 /* _LINUX_RXRPC_PACKET_H */

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