From 08e0e7c82eeadec6f4871a386b86bf0f0fbcb4eb Mon Sep 17 00:00:00 2001
From: David Howells <dhowells@redhat.com>
Date: Thu, 26 Apr 2007 15:55:03 -0700
Subject: [AF_RXRPC]: Make the in-kernel AFS filesystem use AF_RXRPC.

Make the in-kernel AFS filesystem use AF_RXRPC instead of the old RxRPC code.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 fs/afs/afs.h | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 fs/afs/afs.h

(limited to 'fs/afs/afs.h')

diff --git a/fs/afs/afs.h b/fs/afs/afs.h
new file mode 100644
index 000000000000..b9d2d2ceaf43
--- /dev/null
+++ b/fs/afs/afs.h
@@ -0,0 +1,105 @@
+/* AFS common types
+ *
+ * Copyright (C) 2002, 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 AFS_H
+#define AFS_H
+
+#include <linux/in.h>
+
+typedef unsigned			afs_volid_t;
+typedef unsigned			afs_vnodeid_t;
+typedef unsigned long long		afs_dataversion_t;
+
+typedef enum {
+	AFSVL_RWVOL,			/* read/write volume */
+	AFSVL_ROVOL,			/* read-only volume */
+	AFSVL_BACKVOL,			/* backup volume */
+} __attribute__((packed)) afs_voltype_t;
+
+typedef enum {
+	AFS_FTYPE_INVALID	= 0,
+	AFS_FTYPE_FILE		= 1,
+	AFS_FTYPE_DIR		= 2,
+	AFS_FTYPE_SYMLINK	= 3,
+} afs_file_type_t;
+
+/*
+ * AFS file identifier
+ */
+struct afs_fid {
+	afs_volid_t	vid;		/* volume ID */
+	afs_vnodeid_t	vnode;		/* file index within volume */
+	unsigned	unique;		/* unique ID number (file index version) */
+};
+
+/*
+ * AFS callback notification
+ */
+typedef enum {
+	AFSCM_CB_UNTYPED	= 0,	/* no type set on CB break */
+	AFSCM_CB_EXCLUSIVE	= 1,	/* CB exclusive to CM [not implemented] */
+	AFSCM_CB_SHARED		= 2,	/* CB shared by other CM's */
+	AFSCM_CB_DROPPED	= 3,	/* CB promise cancelled by file server */
+} afs_callback_type_t;
+
+struct afs_callback {
+	struct afs_fid		fid;		/* file identifier */
+	unsigned		version;	/* callback version */
+	unsigned		expiry;		/* time at which expires */
+	afs_callback_type_t	type;		/* type of callback */
+};
+
+#define AFSCBMAX 50	/* maximum callbacks transferred per bulk op */
+
+/*
+ * AFS volume information
+ */
+struct afs_volume_info {
+	afs_volid_t		vid;		/* volume ID */
+	afs_voltype_t		type;		/* type of this volume */
+	afs_volid_t		type_vids[5];	/* volume ID's for possible types for this vol */
+
+	/* list of fileservers serving this volume */
+	size_t			nservers;	/* number of entries used in servers[] */
+	struct {
+		struct in_addr	addr;		/* fileserver address */
+	} servers[8];
+};
+
+/*
+ * AFS file status information
+ */
+struct afs_file_status {
+	unsigned		if_version;	/* interface version */
+#define AFS_FSTATUS_VERSION	1
+
+	afs_file_type_t		type;		/* file type */
+	unsigned		nlink;		/* link count */
+	size_t			size;		/* file size */
+	afs_dataversion_t	data_version;	/* current data version */
+	unsigned		author;		/* author ID */
+	unsigned		owner;		/* owner ID */
+	unsigned		caller_access;	/* access rights for authenticated caller */
+	unsigned		anon_access;	/* access rights for unauthenticated caller */
+	umode_t			mode;		/* UNIX mode */
+	struct afs_fid		parent;		/* parent file ID */
+	time_t			mtime_client;	/* last time client changed data */
+	time_t			mtime_server;	/* last time server changed data */
+};
+
+/*
+ * AFS volume synchronisation information
+ */
+struct afs_volsync {
+	time_t			creation;	/* volume creation time */
+};
+
+#endif /* AFS_H */
-- 
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