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1/*
2 * XDR types for NFSv3 in nfsd.
3 *
4 * Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de>
5 */
6
7#ifndef _LINUX_NFSD_XDR3_H
8#define _LINUX_NFSD_XDR3_H
9
10#include "xdr.h"
11
12struct nfsd3_sattrargs {
13 struct svc_fh fh;
14 struct iattr attrs;
15 int check_guard;
16 time_t guardtime;
17};
18
19struct nfsd3_diropargs {
20 struct svc_fh fh;
21 char * name;
22 unsigned int len;
23};
24
25struct nfsd3_accessargs {
26 struct svc_fh fh;
27 unsigned int access;
28};
29
30struct nfsd3_readargs {
31 struct svc_fh fh;
32 __u64 offset;
33 __u32 count;
34 int vlen;
35};
36
37struct nfsd3_writeargs {
38 svc_fh fh;
39 __u64 offset;
40 __u32 count;
41 int stable;
42 __u32 len;
43 int vlen;
44};
45
46struct nfsd3_createargs {
47 struct svc_fh fh;
48 char * name;
49 unsigned int len;
50 int createmode;
51 struct iattr attrs;
52 __be32 * verf;
53};
54
55struct nfsd3_mknodargs {
56 struct svc_fh fh;
57 char * name;
58 unsigned int len;
59 __u32 ftype;
60 __u32 major, minor;
61 struct iattr attrs;
62};
63
64struct nfsd3_renameargs {
65 struct svc_fh ffh;
66 char * fname;
67 unsigned int flen;
68 struct svc_fh tfh;
69 char * tname;
70 unsigned int tlen;
71};
72
73struct nfsd3_readlinkargs {
74 struct svc_fh fh;
75 char * buffer;
76};
77
78struct nfsd3_linkargs {
79 struct svc_fh ffh;
80 struct svc_fh tfh;
81 char * tname;
82 unsigned int tlen;
83};
84
85struct nfsd3_symlinkargs {
86 struct svc_fh ffh;
87 char * fname;
88 unsigned int flen;
89 char * tname;
90 unsigned int tlen;
91 struct iattr attrs;
92};
93
94struct nfsd3_readdirargs {
95 struct svc_fh fh;
96 __u64 cookie;
97 __u32 dircount;
98 __u32 count;
99 __be32 * verf;
100 __be32 * buffer;
101};
102
103struct nfsd3_commitargs {
104 struct svc_fh fh;
105 __u64 offset;
106 __u32 count;
107};
108
109struct nfsd3_getaclargs {
110 struct svc_fh fh;
111 int mask;
112};
113
114struct posix_acl;
115struct nfsd3_setaclargs {
116 struct svc_fh fh;
117 int mask;
118 struct posix_acl *acl_access;
119 struct posix_acl *acl_default;
120};
121
122struct nfsd3_attrstat {
123 __be32 status;
124 struct svc_fh fh;
125 struct kstat stat;
126};
127
128/* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
129struct nfsd3_diropres {
130 __be32 status;
131 struct svc_fh dirfh;
132 struct svc_fh fh;
133};
134
135struct nfsd3_accessres {
136 __be32 status;
137 struct svc_fh fh;
138 __u32 access;
139 struct kstat stat;
140};
141
142struct nfsd3_readlinkres {
143 __be32 status;
144 struct svc_fh fh;
145 __u32 len;
146};
147
148struct nfsd3_readres {
149 __be32 status;
150 struct svc_fh fh;
151 unsigned long count;
152 int eof;
153};
154
155struct nfsd3_writeres {
156 __be32 status;
157 struct svc_fh fh;
158 unsigned long count;
159 int committed;
160};
161
162struct nfsd3_renameres {
163 __be32 status;
164 struct svc_fh ffh;
165 struct svc_fh tfh;
166};
167
168struct nfsd3_linkres {
169 __be32 status;
170 struct svc_fh tfh;
171 struct svc_fh fh;
172};
173
174struct nfsd3_readdirres {
175 __be32 status;
176 struct svc_fh fh;
177 /* Just to save kmalloc on every readdirplus entry (svc_fh is a
178 * little large for the stack): */
179 struct svc_fh scratch;
180 int count;
181 __be32 verf[2];
182
183 struct readdir_cd common;
184 __be32 * buffer;
185 int buflen;
186 __be32 * offset;
187 __be32 * offset1;
188 struct svc_rqst * rqstp;
189
190};
191
192struct nfsd3_fsstatres {
193 __be32 status;
194 struct kstatfs stats;
195 __u32 invarsec;
196};
197
198struct nfsd3_fsinfores {
199 __be32 status;
200 __u32 f_rtmax;
201 __u32 f_rtpref;
202 __u32 f_rtmult;
203 __u32 f_wtmax;
204 __u32 f_wtpref;
205 __u32 f_wtmult;
206 __u32 f_dtpref;
207 __u64 f_maxfilesize;
208 __u32 f_properties;
209};
210
211struct nfsd3_pathconfres {
212 __be32 status;
213 __u32 p_link_max;
214 __u32 p_name_max;
215 __u32 p_no_trunc;
216 __u32 p_chown_restricted;
217 __u32 p_case_insensitive;
218 __u32 p_case_preserving;
219};
220
221struct nfsd3_commitres {
222 __be32 status;
223 struct svc_fh fh;
224};
225
226struct nfsd3_getaclres {
227 __be32 status;
228 struct svc_fh fh;
229 int mask;
230 struct posix_acl *acl_access;
231 struct posix_acl *acl_default;
232 struct kstat stat;
233};
234
235/* dummy type for release */
236struct nfsd3_fhandle_pair {
237 __u32 dummy;
238 struct svc_fh fh1;
239 struct svc_fh fh2;
240};
241
242/*
243 * Storage requirements for XDR arguments and results.
244 */
245union nfsd3_xdrstore {
246 struct nfsd3_sattrargs sattrargs;
247 struct nfsd3_diropargs diropargs;
248 struct nfsd3_readargs readargs;
249 struct nfsd3_writeargs writeargs;
250 struct nfsd3_createargs createargs;
251 struct nfsd3_renameargs renameargs;
252 struct nfsd3_linkargs linkargs;
253 struct nfsd3_symlinkargs symlinkargs;
254 struct nfsd3_readdirargs readdirargs;
255 struct nfsd3_diropres diropres;
256 struct nfsd3_accessres accessres;
257 struct nfsd3_readlinkres readlinkres;
258 struct nfsd3_readres readres;
259 struct nfsd3_writeres writeres;
260 struct nfsd3_renameres renameres;
261 struct nfsd3_linkres linkres;
262 struct nfsd3_readdirres readdirres;
263 struct nfsd3_fsstatres fsstatres;
264 struct nfsd3_fsinfores fsinfores;
265 struct nfsd3_pathconfres pathconfres;
266 struct nfsd3_commitres commitres;
267 struct nfsd3_getaclres getaclres;
268};
269
270#define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore)
271
272int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
273int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *,
274 struct nfsd3_sattrargs *);
275int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *,
276 struct nfsd3_diropargs *);
277int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *,
278 struct nfsd3_accessargs *);
279int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *,
280 struct nfsd3_readargs *);
281int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *,
282 struct nfsd3_writeargs *);
283int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *,
284 struct nfsd3_createargs *);
285int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *,
286 struct nfsd3_createargs *);
287int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *,
288 struct nfsd3_mknodargs *);
289int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *,
290 struct nfsd3_renameargs *);
291int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *,
292 struct nfsd3_readlinkargs *);
293int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *,
294 struct nfsd3_linkargs *);
295int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *,
296 struct nfsd3_symlinkargs *);
297int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *,
298 struct nfsd3_readdirargs *);
299int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *,
300 struct nfsd3_readdirargs *);
301int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *,
302 struct nfsd3_commitargs *);
303int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
304int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *,
305 struct nfsd3_attrstat *);
306int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *,
307 struct nfsd3_attrstat *);
308int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *,
309 struct nfsd3_diropres *);
310int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *,
311 struct nfsd3_accessres *);
312int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *,
313 struct nfsd3_readlinkres *);
314int nfs3svc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd3_readres *);
315int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *, struct nfsd3_writeres *);
316int nfs3svc_encode_createres(struct svc_rqst *, __be32 *,
317 struct nfsd3_diropres *);
318int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *,
319 struct nfsd3_renameres *);
320int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *,
321 struct nfsd3_linkres *);
322int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *,
323 struct nfsd3_readdirres *);
324int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *,
325 struct nfsd3_fsstatres *);
326int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *,
327 struct nfsd3_fsinfores *);
328int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *,
329 struct nfsd3_pathconfres *);
330int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *,
331 struct nfsd3_commitres *);
332
333int nfs3svc_release_fhandle(struct svc_rqst *, __be32 *,
334 struct nfsd3_attrstat *);
335int nfs3svc_release_fhandle2(struct svc_rqst *, __be32 *,
336 struct nfsd3_fhandle_pair *);
337int nfs3svc_encode_entry(void *, const char *name,
338 int namlen, loff_t offset, u64 ino,
339 unsigned int);
340int nfs3svc_encode_entry_plus(void *, const char *name,
341 int namlen, loff_t offset, u64 ino,
342 unsigned int);
343/* Helper functions for NFSv3 ACL code */
344__be32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p,
345 struct svc_fh *fhp);
346__be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp);
347
348
349#endif /* _LINUX_NFSD_XDR3_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * XDR types for NFSv3 in nfsd.
4 *
5 * Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de>
6 */
7
8#ifndef _LINUX_NFSD_XDR3_H
9#define _LINUX_NFSD_XDR3_H
10
11#include "xdr.h"
12
13struct nfsd3_sattrargs {
14 struct svc_fh fh;
15 struct iattr attrs;
16 int check_guard;
17 time64_t guardtime;
18};
19
20struct nfsd3_diropargs {
21 struct svc_fh fh;
22 char * name;
23 unsigned int len;
24};
25
26struct nfsd3_accessargs {
27 struct svc_fh fh;
28 __u32 access;
29};
30
31struct nfsd3_readargs {
32 struct svc_fh fh;
33 __u64 offset;
34 __u32 count;
35};
36
37struct nfsd3_writeargs {
38 svc_fh fh;
39 __u64 offset;
40 __u32 count;
41 int stable;
42 __u32 len;
43 struct kvec first;
44};
45
46struct nfsd3_createargs {
47 struct svc_fh fh;
48 char * name;
49 unsigned int len;
50 int createmode;
51 struct iattr attrs;
52 __be32 * verf;
53};
54
55struct nfsd3_mknodargs {
56 struct svc_fh fh;
57 char * name;
58 unsigned int len;
59 __u32 ftype;
60 __u32 major, minor;
61 struct iattr attrs;
62};
63
64struct nfsd3_renameargs {
65 struct svc_fh ffh;
66 char * fname;
67 unsigned int flen;
68 struct svc_fh tfh;
69 char * tname;
70 unsigned int tlen;
71};
72
73struct nfsd3_linkargs {
74 struct svc_fh ffh;
75 struct svc_fh tfh;
76 char * tname;
77 unsigned int tlen;
78};
79
80struct nfsd3_symlinkargs {
81 struct svc_fh ffh;
82 char * fname;
83 unsigned int flen;
84 char * tname;
85 unsigned int tlen;
86 struct iattr attrs;
87 struct kvec first;
88};
89
90struct nfsd3_readdirargs {
91 struct svc_fh fh;
92 __u64 cookie;
93 __u32 count;
94 __be32 * verf;
95};
96
97struct nfsd3_commitargs {
98 struct svc_fh fh;
99 __u64 offset;
100 __u32 count;
101};
102
103struct nfsd3_getaclargs {
104 struct svc_fh fh;
105 __u32 mask;
106};
107
108struct posix_acl;
109struct nfsd3_setaclargs {
110 struct svc_fh fh;
111 __u32 mask;
112 struct posix_acl *acl_access;
113 struct posix_acl *acl_default;
114};
115
116struct nfsd3_attrstat {
117 __be32 status;
118 struct svc_fh fh;
119 struct kstat stat;
120};
121
122/* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
123struct nfsd3_diropres {
124 __be32 status;
125 struct svc_fh dirfh;
126 struct svc_fh fh;
127};
128
129struct nfsd3_accessres {
130 __be32 status;
131 struct svc_fh fh;
132 __u32 access;
133 struct kstat stat;
134};
135
136struct nfsd3_readlinkres {
137 __be32 status;
138 struct svc_fh fh;
139 __u32 len;
140 struct page **pages;
141};
142
143struct nfsd3_readres {
144 __be32 status;
145 struct svc_fh fh;
146 unsigned long count;
147 __u32 eof;
148 struct page **pages;
149};
150
151struct nfsd3_writeres {
152 __be32 status;
153 struct svc_fh fh;
154 unsigned long count;
155 int committed;
156 __be32 verf[2];
157};
158
159struct nfsd3_renameres {
160 __be32 status;
161 struct svc_fh ffh;
162 struct svc_fh tfh;
163};
164
165struct nfsd3_linkres {
166 __be32 status;
167 struct svc_fh tfh;
168 struct svc_fh fh;
169};
170
171struct nfsd3_readdirres {
172 /* Components of the reply */
173 __be32 status;
174 struct svc_fh fh;
175 __be32 verf[2];
176
177 /* Used to encode the reply's entry list */
178 struct xdr_stream xdr;
179 struct xdr_buf dirlist;
180 struct svc_fh scratch;
181 struct readdir_cd common;
182 unsigned int cookie_offset;
183 struct svc_rqst * rqstp;
184
185};
186
187struct nfsd3_fsstatres {
188 __be32 status;
189 struct kstatfs stats;
190 __u32 invarsec;
191};
192
193struct nfsd3_fsinfores {
194 __be32 status;
195 __u32 f_rtmax;
196 __u32 f_rtpref;
197 __u32 f_rtmult;
198 __u32 f_wtmax;
199 __u32 f_wtpref;
200 __u32 f_wtmult;
201 __u32 f_dtpref;
202 __u64 f_maxfilesize;
203 __u32 f_properties;
204};
205
206struct nfsd3_pathconfres {
207 __be32 status;
208 __u32 p_link_max;
209 __u32 p_name_max;
210 __u32 p_no_trunc;
211 __u32 p_chown_restricted;
212 __u32 p_case_insensitive;
213 __u32 p_case_preserving;
214};
215
216struct nfsd3_commitres {
217 __be32 status;
218 struct svc_fh fh;
219 __be32 verf[2];
220};
221
222struct nfsd3_getaclres {
223 __be32 status;
224 struct svc_fh fh;
225 int mask;
226 struct posix_acl *acl_access;
227 struct posix_acl *acl_default;
228 struct kstat stat;
229};
230
231/* dummy type for release */
232struct nfsd3_fhandle_pair {
233 __u32 dummy;
234 struct svc_fh fh1;
235 struct svc_fh fh2;
236};
237
238/*
239 * Storage requirements for XDR arguments and results.
240 */
241union nfsd3_xdrstore {
242 struct nfsd3_sattrargs sattrargs;
243 struct nfsd3_diropargs diropargs;
244 struct nfsd3_readargs readargs;
245 struct nfsd3_writeargs writeargs;
246 struct nfsd3_createargs createargs;
247 struct nfsd3_renameargs renameargs;
248 struct nfsd3_linkargs linkargs;
249 struct nfsd3_symlinkargs symlinkargs;
250 struct nfsd3_readdirargs readdirargs;
251 struct nfsd3_diropres diropres;
252 struct nfsd3_accessres accessres;
253 struct nfsd3_readlinkres readlinkres;
254 struct nfsd3_readres readres;
255 struct nfsd3_writeres writeres;
256 struct nfsd3_renameres renameres;
257 struct nfsd3_linkres linkres;
258 struct nfsd3_readdirres readdirres;
259 struct nfsd3_fsstatres fsstatres;
260 struct nfsd3_fsinfores fsinfores;
261 struct nfsd3_pathconfres pathconfres;
262 struct nfsd3_commitres commitres;
263 struct nfsd3_getaclres getaclres;
264};
265
266#define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore)
267
268int nfs3svc_decode_fhandleargs(struct svc_rqst *, __be32 *);
269int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *);
270int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *);
271int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *);
272int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *);
273int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *);
274int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *);
275int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *);
276int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *);
277int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *);
278int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *);
279int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *);
280int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *);
281int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *);
282int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *);
283int nfs3svc_encode_getattrres(struct svc_rqst *, __be32 *);
284int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *);
285int nfs3svc_encode_lookupres(struct svc_rqst *, __be32 *);
286int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *);
287int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *);
288int nfs3svc_encode_readres(struct svc_rqst *, __be32 *);
289int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *);
290int nfs3svc_encode_createres(struct svc_rqst *, __be32 *);
291int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *);
292int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *);
293int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *);
294int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *);
295int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *);
296int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *);
297int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *);
298
299void nfs3svc_release_fhandle(struct svc_rqst *);
300void nfs3svc_release_fhandle2(struct svc_rqst *);
301
302void nfs3svc_encode_cookie3(struct nfsd3_readdirres *resp, u64 offset);
303int nfs3svc_encode_entry3(void *data, const char *name, int namlen,
304 loff_t offset, u64 ino, unsigned int d_type);
305int nfs3svc_encode_entryplus3(void *data, const char *name, int namlen,
306 loff_t offset, u64 ino, unsigned int d_type);
307/* Helper functions for NFSv3 ACL code */
308bool svcxdr_decode_nfs_fh3(struct xdr_stream *xdr, struct svc_fh *fhp);
309bool svcxdr_encode_nfsstat3(struct xdr_stream *xdr, __be32 status);
310bool svcxdr_encode_post_op_attr(struct svc_rqst *rqstp, struct xdr_stream *xdr,
311 const struct svc_fh *fhp);
312
313#endif /* _LINUX_NFSD_XDR3_H */