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1/* SPDX-License-Identifier: GPL-2.0-or-later */2/* YFS protocol bits3 *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 25009#define YFS_CM_SERVICE 250110 11#define YFSCBMAX 102412 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 0x1137#define yfs_FVSInservice 0x2138#define yfs_FVSBlessed 0x4139#define yfs_FVSNeedsSalvage 0x8140 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 */177