cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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protocol_yfs.h (5051B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/* YFS protocol bits
      3 *
      4 * Copyright (C) 2018 Red Hat, Inc. All Rights Reserved.
      5 * Written by David Howells (dhowells@redhat.com)
      6 */
      7
      8#define YFS_FS_SERVICE	2500
      9#define YFS_CM_SERVICE	2501
     10
     11#define YFSCBMAX	1024
     12
     13enum YFS_CM_Operations {
     14	YFSCBProbe		= 206,	/* probe client */
     15	YFSCBGetLock		= 207,	/* get contents of CM lock table */
     16	YFSCBXStatsVersion	= 209,	/* get version of extended statistics */
     17	YFSCBGetXStats		= 210,	/* get contents of extended statistics data */
     18	YFSCBInitCallBackState3	= 213,	/* initialise callback state, version 3 */
     19	YFSCBProbeUuid		= 214,	/* check the client hasn't rebooted */
     20	YFSCBGetServerPrefs	= 215,
     21	YFSCBGetCellServDV	= 216,
     22	YFSCBGetLocalCell	= 217,
     23	YFSCBGetCacheConfig	= 218,
     24	YFSCBGetCellByNum	= 65537,
     25	YFSCBTellMeAboutYourself = 65538, /* get client capabilities */
     26	YFSCBCallBack		= 64204,
     27};
     28
     29enum YFS_FS_Operations {
     30	YFSFETCHACL		= 64131, /* YFS Fetch file AFS3 ACL */
     31	YFSFETCHSTATUS		= 64132, /* YFS Fetch file status */
     32	YFSSTOREACL		= 64134, /* YFS Store file AFS3 ACL */
     33	YFSSTORESTATUS		= 64135, /* YFS Store file status */
     34	YFSREMOVEFILE		= 64136, /* YFS Remove a file */
     35	YFSCREATEFILE		= 64137, /* YFS Create a file */
     36	YFSRENAME		= 64138, /* YFS Rename or move a file or directory */
     37	YFSSYMLINK		= 64139, /* YFS Create a symbolic link */
     38	YFSLINK			= 64140, /* YFS Create a hard link */
     39	YFSMAKEDIR		= 64141, /* YFS Create a directory */
     40	YFSREMOVEDIR		= 64142, /* YFS Remove a directory */
     41	YFSGETVOLUMESTATUS	= 64149, /* YFS Get volume status information */
     42	YFSSETVOLUMESTATUS	= 64150, /* YFS Set volume status information */
     43	YFSSETLOCK		= 64156, /* YFS Request a file lock */
     44	YFSEXTENDLOCK		= 64157, /* YFS Extend a file lock */
     45	YFSRELEASELOCK		= 64158, /* YFS Release a file lock */
     46	YFSLOOKUP		= 64161, /* YFS lookup file in directory */
     47	YFSFLUSHCPS		= 64165,
     48	YFSFETCHOPAQUEACL	= 64168, /* YFS Fetch file YFS ACL */
     49	YFSWHOAMI		= 64170,
     50	YFSREMOVEACL		= 64171,
     51	YFSREMOVEFILE2		= 64173,
     52	YFSSTOREOPAQUEACL2	= 64174,
     53	YFSINLINEBULKSTATUS	= 64536, /* YFS Fetch multiple file statuses with errors */
     54	YFSFETCHDATA64		= 64537, /* YFS Fetch file data */
     55	YFSSTOREDATA64		= 64538, /* YFS Store file data */
     56	YFSUPDATESYMLINK	= 64540,
     57};
     58
     59struct yfs_xdr_u64 {
     60	__be32			msw;
     61	__be32			lsw;
     62} __packed;
     63
     64static inline u64 xdr_to_u64(const struct yfs_xdr_u64 x)
     65{
     66	return ((u64)ntohl(x.msw) << 32) | ntohl(x.lsw);
     67}
     68
     69static inline struct yfs_xdr_u64 u64_to_xdr(const u64 x)
     70{
     71	return (struct yfs_xdr_u64){ .msw = htonl(x >> 32), .lsw = htonl(x) };
     72}
     73
     74struct yfs_xdr_vnode {
     75	struct yfs_xdr_u64	lo;
     76	__be32			hi;
     77	__be32			unique;
     78} __packed;
     79
     80struct yfs_xdr_YFSFid {
     81	struct yfs_xdr_u64	volume;
     82	struct yfs_xdr_vnode	vnode;
     83} __packed;
     84
     85
     86struct yfs_xdr_YFSFetchStatus {
     87	__be32			type;
     88	__be32			nlink;
     89	struct yfs_xdr_u64	size;
     90	struct yfs_xdr_u64	data_version;
     91	struct yfs_xdr_u64	author;
     92	struct yfs_xdr_u64	owner;
     93	struct yfs_xdr_u64	group;
     94	__be32			mode;
     95	__be32			caller_access;
     96	__be32			anon_access;
     97	struct yfs_xdr_vnode	parent;
     98	__be32			data_access_protocol;
     99	struct yfs_xdr_u64	mtime_client;
    100	struct yfs_xdr_u64	mtime_server;
    101	__be32			lock_count;
    102	__be32			abort_code;
    103} __packed;
    104
    105struct yfs_xdr_YFSCallBack {
    106	__be32			version;
    107	struct yfs_xdr_u64	expiration_time;
    108	__be32			type;
    109} __packed;
    110
    111struct yfs_xdr_YFSStoreStatus {
    112	__be32			mask;
    113	__be32			mode;
    114	struct yfs_xdr_u64	mtime_client;
    115	struct yfs_xdr_u64	owner;
    116	struct yfs_xdr_u64	group;
    117} __packed;
    118
    119struct yfs_xdr_RPCFlags {
    120	__be32			rpc_flags;
    121} __packed;
    122
    123struct yfs_xdr_YFSVolSync {
    124	struct yfs_xdr_u64	vol_creation_date;
    125	struct yfs_xdr_u64	vol_update_date;
    126	struct yfs_xdr_u64	max_quota;
    127	struct yfs_xdr_u64	blocks_in_use;
    128	struct yfs_xdr_u64	blocks_avail;
    129} __packed;
    130
    131enum yfs_volume_type {
    132	yfs_volume_type_ro = 0,
    133	yfs_volume_type_rw = 1,
    134};
    135
    136#define yfs_FVSOnline		0x1
    137#define yfs_FVSInservice	0x2
    138#define yfs_FVSBlessed		0x4
    139#define yfs_FVSNeedsSalvage	0x8
    140
    141struct yfs_xdr_YFSFetchVolumeStatus {
    142	struct yfs_xdr_u64	vid;
    143	struct yfs_xdr_u64	parent_id;
    144	__be32			flags;
    145	__be32			type;
    146	struct yfs_xdr_u64	max_quota;
    147	struct yfs_xdr_u64	blocks_in_use;
    148	struct yfs_xdr_u64	part_blocks_avail;
    149	struct yfs_xdr_u64	part_max_blocks;
    150	struct yfs_xdr_u64	vol_copy_date;
    151	struct yfs_xdr_u64	vol_backup_date;
    152} __packed;
    153
    154struct yfs_xdr_YFSStoreVolumeStatus {
    155	__be32			mask;
    156	struct yfs_xdr_u64	min_quota;
    157	struct yfs_xdr_u64	max_quota;
    158	struct yfs_xdr_u64	file_quota;
    159} __packed;
    160
    161enum yfs_lock_type {
    162	yfs_LockNone		= -1,
    163	yfs_LockRead		= 0,
    164	yfs_LockWrite		= 1,
    165	yfs_LockExtend		= 2,
    166	yfs_LockRelease		= 3,
    167	yfs_LockMandatoryRead	= 0x100,
    168	yfs_LockMandatoryWrite	= 0x101,
    169	yfs_LockMandatoryExtend	= 0x102,
    170};
    171
    172/* RXYFS Viced Capability Flags */
    173#define YFS_VICED_CAPABILITY_ERRORTRANS		0x0001 /* Deprecated v0.195 */
    174#define YFS_VICED_CAPABILITY_64BITFILES		0x0002 /* Deprecated v0.195 */
    175#define YFS_VICED_CAPABILITY_WRITELOCKACL	0x0004 /* Can lock a file even without lock perm */
    176#define YFS_VICED_CAPABILITY_SANEACLS		0x0008 /* Deprecated v0.195 */