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 | |
13 | enum 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 | |
29 | enum 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 | |
59 | struct yfs_xdr_u64 { |
60 | __be32 msw; |
61 | __be32 lsw; |
62 | } __packed; |
63 | |
64 | static inline u64 xdr_to_u64(const struct yfs_xdr_u64 x) |
65 | { |
66 | return ((u64)ntohl(x.msw) << 32) | ntohl(x.lsw); |
67 | } |
68 | |
69 | static 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 | |
74 | struct yfs_xdr_vnode { |
75 | struct yfs_xdr_u64 lo; |
76 | __be32 hi; |
77 | __be32 unique; |
78 | } __packed; |
79 | |
80 | struct yfs_xdr_YFSFid { |
81 | struct yfs_xdr_u64 volume; |
82 | struct yfs_xdr_vnode vnode; |
83 | } __packed; |
84 | |
85 | |
86 | struct 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 | |
105 | struct yfs_xdr_YFSCallBack { |
106 | __be32 version; |
107 | struct yfs_xdr_u64 expiration_time; |
108 | __be32 type; |
109 | } __packed; |
110 | |
111 | struct 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 | |
119 | struct yfs_xdr_RPCFlags { |
120 | __be32 rpc_flags; |
121 | } __packed; |
122 | |
123 | struct 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 | |
131 | enum 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 | |
141 | struct 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 | |
154 | struct 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 | |
161 | enum 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 | |