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/* YFS protocol bits
*
* Copyright (C) 2018 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.
*/
#define YFS_FS_SERVICE 2500
#define YFS_CM_SERVICE 2501
#define YFSCBMAX 1024
enum YFS_CM_Operations {
YFSCBProbe = 206, /* probe client */
YFSCBGetLock = 207, /* get contents of CM lock table */
YFSCBXStatsVersion = 209, /* get version of extended statistics */
YFSCBGetXStats = 210, /* get contents of extended statistics data */
YFSCBInitCallBackState3 = 213, /* initialise callback state, version 3 */
YFSCBProbeUuid = 214, /* check the client hasn't rebooted */
YFSCBGetServerPrefs = 215,
YFSCBGetCellServDV = 216,
YFSCBGetLocalCell = 217,
YFSCBGetCacheConfig = 218,
YFSCBGetCellByNum = 65537,
YFSCBTellMeAboutYourself = 65538, /* get client capabilities */
YFSCBCallBack = 64204,
};
enum YFS_FS_Operations {
YFSFETCHACL = 64131, /* YFS Fetch file ACL */
YFSFETCHSTATUS = 64132, /* YFS Fetch file status */
YFSSTOREACL = 64134, /* YFS Store file ACL */
YFSSTORESTATUS = 64135, /* YFS Store file status */
YFSREMOVEFILE = 64136, /* YFS Remove a file */
YFSCREATEFILE = 64137, /* YFS Create a file */
YFSRENAME = 64138, /* YFS Rename or move a file or directory */
YFSSYMLINK = 64139, /* YFS Create a symbolic link */
YFSLINK = 64140, /* YFS Create a hard link */
YFSMAKEDIR = 64141, /* YFS Create a directory */
YFSREMOVEDIR = 64142, /* YFS Remove a directory */
YFSGETVOLUMESTATUS = 64149, /* YFS Get volume status information */
YFSSETVOLUMESTATUS = 64150, /* YFS Set volume status information */
YFSSETLOCK = 64156, /* YFS Request a file lock */
YFSEXTENDLOCK = 64157, /* YFS Extend a file lock */
YFSRELEASELOCK = 64158, /* YFS Release a file lock */
YFSLOOKUP = 64161, /* YFS lookup file in directory */
YFSFLUSHCPS = 64165,
YFSFETCHOPAQUEACL = 64168,
YFSWHOAMI = 64170,
YFSREMOVEACL = 64171,
YFSREMOVEFILE2 = 64173,
YFSSTOREOPAQUEACL2 = 64174,
YFSINLINEBULKSTATUS = 64536, /* YFS Fetch multiple file statuses with errors */
YFSFETCHDATA64 = 64537, /* YFS Fetch file data */
YFSSTOREDATA64 = 64538, /* YFS Store file data */
YFSUPDATESYMLINK = 64540,
};
struct yfs_xdr_u64 {
__be32 msw;
__be32 lsw;
} __packed;
static inline u64 xdr_to_u64(const struct yfs_xdr_u64 x)
{
return ((u64)ntohl(x.msw) << 32) | ntohl(x.lsw);
}
static inline struct yfs_xdr_u64 u64_to_xdr(const u64 x)
{
return (struct yfs_xdr_u64){ .msw = htonl(x >> 32), .lsw = htonl(x) };
}
struct yfs_xdr_vnode {
struct yfs_xdr_u64 lo;
__be32 hi;
__be32 unique;
} __packed;
struct yfs_xdr_YFSFid {
struct yfs_xdr_u64 volume;
struct yfs_xdr_vnode vnode;
} __packed;
struct yfs_xdr_YFSFetchStatus {
__be32 type;
__be32 nlink;
struct yfs_xdr_u64 size;
struct yfs_xdr_u64 data_version;
struct yfs_xdr_u64 author;
struct yfs_xdr_u64 owner;
struct yfs_xdr_u64 group;
__be32 mode;
__be32 caller_access;
__be32 anon_access;
struct yfs_xdr_vnode parent;
__be32 data_access_protocol;
struct yfs_xdr_u64 mtime_client;
struct yfs_xdr_u64 mtime_server;
__be32 lock_count;
__be32 abort_code;
} __packed;
struct yfs_xdr_YFSCallBack {
__be32 version;
struct yfs_xdr_u64 expiration_time;
__be32 type;
} __packed;
struct yfs_xdr_YFSStoreStatus {
__be32 mask;
__be32 mode;
struct yfs_xdr_u64 mtime_client;
struct yfs_xdr_u64 owner;
struct yfs_xdr_u64 group;
} __packed;
struct yfs_xdr_RPCFlags {
__be32 rpc_flags;
} __packed;
struct yfs_xdr_YFSVolSync {
struct yfs_xdr_u64 vol_creation_date;
struct yfs_xdr_u64 vol_update_date;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 blocks_in_use;
struct yfs_xdr_u64 blocks_avail;
} __packed;
enum yfs_volume_type {
yfs_volume_type_ro = 0,
yfs_volume_type_rw = 1,
};
#define yfs_FVSOnline 0x1
#define yfs_FVSInservice 0x2
#define yfs_FVSBlessed 0x4
#define yfs_FVSNeedsSalvage 0x8
struct yfs_xdr_YFSFetchVolumeStatus {
struct yfs_xdr_u64 vid;
struct yfs_xdr_u64 parent_id;
__be32 flags;
__be32 type;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 blocks_in_use;
struct yfs_xdr_u64 part_blocks_avail;
struct yfs_xdr_u64 part_max_blocks;
struct yfs_xdr_u64 vol_copy_date;
struct yfs_xdr_u64 vol_backup_date;
} __packed;
struct yfs_xdr_YFSStoreVolumeStatus {
__be32 mask;
struct yfs_xdr_u64 min_quota;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 file_quota;
} __packed;
enum yfs_lock_type {
yfs_LockNone = -1,
yfs_LockRead = 0,
yfs_LockWrite = 1,
yfs_LockExtend = 2,
yfs_LockRelease = 3,
yfs_LockMandatoryRead = 0x100,
yfs_LockMandatoryWrite = 0x101,
yfs_LockMandatoryExtend = 0x102,
};
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