1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-or-later */
2*4882a593Smuzhiyun /* YFS protocol bits
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2018 Red Hat, Inc. All Rights Reserved.
5*4882a593Smuzhiyun * Written by David Howells (dhowells@redhat.com)
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #define YFS_FS_SERVICE 2500
9*4882a593Smuzhiyun #define YFS_CM_SERVICE 2501
10*4882a593Smuzhiyun
11*4882a593Smuzhiyun #define YFSCBMAX 1024
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun enum YFS_CM_Operations {
14*4882a593Smuzhiyun YFSCBProbe = 206, /* probe client */
15*4882a593Smuzhiyun YFSCBGetLock = 207, /* get contents of CM lock table */
16*4882a593Smuzhiyun YFSCBXStatsVersion = 209, /* get version of extended statistics */
17*4882a593Smuzhiyun YFSCBGetXStats = 210, /* get contents of extended statistics data */
18*4882a593Smuzhiyun YFSCBInitCallBackState3 = 213, /* initialise callback state, version 3 */
19*4882a593Smuzhiyun YFSCBProbeUuid = 214, /* check the client hasn't rebooted */
20*4882a593Smuzhiyun YFSCBGetServerPrefs = 215,
21*4882a593Smuzhiyun YFSCBGetCellServDV = 216,
22*4882a593Smuzhiyun YFSCBGetLocalCell = 217,
23*4882a593Smuzhiyun YFSCBGetCacheConfig = 218,
24*4882a593Smuzhiyun YFSCBGetCellByNum = 65537,
25*4882a593Smuzhiyun YFSCBTellMeAboutYourself = 65538, /* get client capabilities */
26*4882a593Smuzhiyun YFSCBCallBack = 64204,
27*4882a593Smuzhiyun };
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun enum YFS_FS_Operations {
30*4882a593Smuzhiyun YFSFETCHACL = 64131, /* YFS Fetch file AFS3 ACL */
31*4882a593Smuzhiyun YFSFETCHSTATUS = 64132, /* YFS Fetch file status */
32*4882a593Smuzhiyun YFSSTOREACL = 64134, /* YFS Store file AFS3 ACL */
33*4882a593Smuzhiyun YFSSTORESTATUS = 64135, /* YFS Store file status */
34*4882a593Smuzhiyun YFSREMOVEFILE = 64136, /* YFS Remove a file */
35*4882a593Smuzhiyun YFSCREATEFILE = 64137, /* YFS Create a file */
36*4882a593Smuzhiyun YFSRENAME = 64138, /* YFS Rename or move a file or directory */
37*4882a593Smuzhiyun YFSSYMLINK = 64139, /* YFS Create a symbolic link */
38*4882a593Smuzhiyun YFSLINK = 64140, /* YFS Create a hard link */
39*4882a593Smuzhiyun YFSMAKEDIR = 64141, /* YFS Create a directory */
40*4882a593Smuzhiyun YFSREMOVEDIR = 64142, /* YFS Remove a directory */
41*4882a593Smuzhiyun YFSGETVOLUMESTATUS = 64149, /* YFS Get volume status information */
42*4882a593Smuzhiyun YFSSETVOLUMESTATUS = 64150, /* YFS Set volume status information */
43*4882a593Smuzhiyun YFSSETLOCK = 64156, /* YFS Request a file lock */
44*4882a593Smuzhiyun YFSEXTENDLOCK = 64157, /* YFS Extend a file lock */
45*4882a593Smuzhiyun YFSRELEASELOCK = 64158, /* YFS Release a file lock */
46*4882a593Smuzhiyun YFSLOOKUP = 64161, /* YFS lookup file in directory */
47*4882a593Smuzhiyun YFSFLUSHCPS = 64165,
48*4882a593Smuzhiyun YFSFETCHOPAQUEACL = 64168, /* YFS Fetch file YFS ACL */
49*4882a593Smuzhiyun YFSWHOAMI = 64170,
50*4882a593Smuzhiyun YFSREMOVEACL = 64171,
51*4882a593Smuzhiyun YFSREMOVEFILE2 = 64173,
52*4882a593Smuzhiyun YFSSTOREOPAQUEACL2 = 64174,
53*4882a593Smuzhiyun YFSINLINEBULKSTATUS = 64536, /* YFS Fetch multiple file statuses with errors */
54*4882a593Smuzhiyun YFSFETCHDATA64 = 64537, /* YFS Fetch file data */
55*4882a593Smuzhiyun YFSSTOREDATA64 = 64538, /* YFS Store file data */
56*4882a593Smuzhiyun YFSUPDATESYMLINK = 64540,
57*4882a593Smuzhiyun };
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun struct yfs_xdr_u64 {
60*4882a593Smuzhiyun __be32 msw;
61*4882a593Smuzhiyun __be32 lsw;
62*4882a593Smuzhiyun } __packed;
63*4882a593Smuzhiyun
xdr_to_u64(const struct yfs_xdr_u64 x)64*4882a593Smuzhiyun static inline u64 xdr_to_u64(const struct yfs_xdr_u64 x)
65*4882a593Smuzhiyun {
66*4882a593Smuzhiyun return ((u64)ntohl(x.msw) << 32) | ntohl(x.lsw);
67*4882a593Smuzhiyun }
68*4882a593Smuzhiyun
u64_to_xdr(const u64 x)69*4882a593Smuzhiyun static inline struct yfs_xdr_u64 u64_to_xdr(const u64 x)
70*4882a593Smuzhiyun {
71*4882a593Smuzhiyun return (struct yfs_xdr_u64){ .msw = htonl(x >> 32), .lsw = htonl(x) };
72*4882a593Smuzhiyun }
73*4882a593Smuzhiyun
74*4882a593Smuzhiyun struct yfs_xdr_vnode {
75*4882a593Smuzhiyun struct yfs_xdr_u64 lo;
76*4882a593Smuzhiyun __be32 hi;
77*4882a593Smuzhiyun __be32 unique;
78*4882a593Smuzhiyun } __packed;
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun struct yfs_xdr_YFSFid {
81*4882a593Smuzhiyun struct yfs_xdr_u64 volume;
82*4882a593Smuzhiyun struct yfs_xdr_vnode vnode;
83*4882a593Smuzhiyun } __packed;
84*4882a593Smuzhiyun
85*4882a593Smuzhiyun
86*4882a593Smuzhiyun struct yfs_xdr_YFSFetchStatus {
87*4882a593Smuzhiyun __be32 type;
88*4882a593Smuzhiyun __be32 nlink;
89*4882a593Smuzhiyun struct yfs_xdr_u64 size;
90*4882a593Smuzhiyun struct yfs_xdr_u64 data_version;
91*4882a593Smuzhiyun struct yfs_xdr_u64 author;
92*4882a593Smuzhiyun struct yfs_xdr_u64 owner;
93*4882a593Smuzhiyun struct yfs_xdr_u64 group;
94*4882a593Smuzhiyun __be32 mode;
95*4882a593Smuzhiyun __be32 caller_access;
96*4882a593Smuzhiyun __be32 anon_access;
97*4882a593Smuzhiyun struct yfs_xdr_vnode parent;
98*4882a593Smuzhiyun __be32 data_access_protocol;
99*4882a593Smuzhiyun struct yfs_xdr_u64 mtime_client;
100*4882a593Smuzhiyun struct yfs_xdr_u64 mtime_server;
101*4882a593Smuzhiyun __be32 lock_count;
102*4882a593Smuzhiyun __be32 abort_code;
103*4882a593Smuzhiyun } __packed;
104*4882a593Smuzhiyun
105*4882a593Smuzhiyun struct yfs_xdr_YFSCallBack {
106*4882a593Smuzhiyun __be32 version;
107*4882a593Smuzhiyun struct yfs_xdr_u64 expiration_time;
108*4882a593Smuzhiyun __be32 type;
109*4882a593Smuzhiyun } __packed;
110*4882a593Smuzhiyun
111*4882a593Smuzhiyun struct yfs_xdr_YFSStoreStatus {
112*4882a593Smuzhiyun __be32 mask;
113*4882a593Smuzhiyun __be32 mode;
114*4882a593Smuzhiyun struct yfs_xdr_u64 mtime_client;
115*4882a593Smuzhiyun struct yfs_xdr_u64 owner;
116*4882a593Smuzhiyun struct yfs_xdr_u64 group;
117*4882a593Smuzhiyun } __packed;
118*4882a593Smuzhiyun
119*4882a593Smuzhiyun struct yfs_xdr_RPCFlags {
120*4882a593Smuzhiyun __be32 rpc_flags;
121*4882a593Smuzhiyun } __packed;
122*4882a593Smuzhiyun
123*4882a593Smuzhiyun struct yfs_xdr_YFSVolSync {
124*4882a593Smuzhiyun struct yfs_xdr_u64 vol_creation_date;
125*4882a593Smuzhiyun struct yfs_xdr_u64 vol_update_date;
126*4882a593Smuzhiyun struct yfs_xdr_u64 max_quota;
127*4882a593Smuzhiyun struct yfs_xdr_u64 blocks_in_use;
128*4882a593Smuzhiyun struct yfs_xdr_u64 blocks_avail;
129*4882a593Smuzhiyun } __packed;
130*4882a593Smuzhiyun
131*4882a593Smuzhiyun enum yfs_volume_type {
132*4882a593Smuzhiyun yfs_volume_type_ro = 0,
133*4882a593Smuzhiyun yfs_volume_type_rw = 1,
134*4882a593Smuzhiyun };
135*4882a593Smuzhiyun
136*4882a593Smuzhiyun #define yfs_FVSOnline 0x1
137*4882a593Smuzhiyun #define yfs_FVSInservice 0x2
138*4882a593Smuzhiyun #define yfs_FVSBlessed 0x4
139*4882a593Smuzhiyun #define yfs_FVSNeedsSalvage 0x8
140*4882a593Smuzhiyun
141*4882a593Smuzhiyun struct yfs_xdr_YFSFetchVolumeStatus {
142*4882a593Smuzhiyun struct yfs_xdr_u64 vid;
143*4882a593Smuzhiyun struct yfs_xdr_u64 parent_id;
144*4882a593Smuzhiyun __be32 flags;
145*4882a593Smuzhiyun __be32 type;
146*4882a593Smuzhiyun struct yfs_xdr_u64 max_quota;
147*4882a593Smuzhiyun struct yfs_xdr_u64 blocks_in_use;
148*4882a593Smuzhiyun struct yfs_xdr_u64 part_blocks_avail;
149*4882a593Smuzhiyun struct yfs_xdr_u64 part_max_blocks;
150*4882a593Smuzhiyun struct yfs_xdr_u64 vol_copy_date;
151*4882a593Smuzhiyun struct yfs_xdr_u64 vol_backup_date;
152*4882a593Smuzhiyun } __packed;
153*4882a593Smuzhiyun
154*4882a593Smuzhiyun struct yfs_xdr_YFSStoreVolumeStatus {
155*4882a593Smuzhiyun __be32 mask;
156*4882a593Smuzhiyun struct yfs_xdr_u64 min_quota;
157*4882a593Smuzhiyun struct yfs_xdr_u64 max_quota;
158*4882a593Smuzhiyun struct yfs_xdr_u64 file_quota;
159*4882a593Smuzhiyun } __packed;
160*4882a593Smuzhiyun
161*4882a593Smuzhiyun enum yfs_lock_type {
162*4882a593Smuzhiyun yfs_LockNone = -1,
163*4882a593Smuzhiyun yfs_LockRead = 0,
164*4882a593Smuzhiyun yfs_LockWrite = 1,
165*4882a593Smuzhiyun yfs_LockExtend = 2,
166*4882a593Smuzhiyun yfs_LockRelease = 3,
167*4882a593Smuzhiyun yfs_LockMandatoryRead = 0x100,
168*4882a593Smuzhiyun yfs_LockMandatoryWrite = 0x101,
169*4882a593Smuzhiyun yfs_LockMandatoryExtend = 0x102,
170*4882a593Smuzhiyun };
171