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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
12 struct nfsd3_sattrargs {
13 struct svc_fh fh;
14 struct iattr attrs;
15 int check_guard;
16 time_t guardtime;
17 };
18
19 struct nfsd3_diropargs {
20 struct svc_fh fh;
21 char * name;
22 unsigned int len;
23 };
24
25 struct nfsd3_accessargs {
26 struct svc_fh fh;
27 unsigned int access;
28 };
29
30 struct nfsd3_readargs {
31 struct svc_fh fh;
32 __u64 offset;
33 __u32 count;
34 int vlen;
35 };
36
37 struct nfsd3_writeargs {
38 svc_fh fh;
39 __u64 offset;
40 __u32 count;
41 int stable;
42 __u32 len;
43 int vlen;
44 };
45
46 struct 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
55 struct 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
64 struct 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
73 struct nfsd3_readlinkargs {
74 struct svc_fh fh;
75 char * buffer;
76 };
77
78 struct nfsd3_linkargs {
79 struct svc_fh ffh;
80 struct svc_fh tfh;
81 char * tname;
82 unsigned int tlen;
83 };
84
85 struct 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
94 struct nfsd3_readdirargs {
95 struct svc_fh fh;
96 __u64 cookie;
97 __u32 dircount;
98 __u32 count;
99 __be32 * verf;
100 __be32 * buffer;
101 };
102
103 struct nfsd3_commitargs {
104 struct svc_fh fh;
105 __u64 offset;
106 __u32 count;
107 };
108
109 struct nfsd3_getaclargs {
110 struct svc_fh fh;
111 int mask;
112 };
113
114 struct posix_acl;
115 struct nfsd3_setaclargs {
116 struct svc_fh fh;
117 int mask;
118 struct posix_acl *acl_access;
119 struct posix_acl *acl_default;
120 };
121
122 struct nfsd3_attrstat {
123 __be32 status;
124 struct svc_fh fh;
125 struct kstat stat;
126 };
127
128 /* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
129 struct nfsd3_diropres {
130 __be32 status;
131 struct svc_fh dirfh;
132 struct svc_fh fh;
133 };
134
135 struct nfsd3_accessres {
136 __be32 status;
137 struct svc_fh fh;
138 __u32 access;
139 struct kstat stat;
140 };
141
142 struct nfsd3_readlinkres {
143 __be32 status;
144 struct svc_fh fh;
145 __u32 len;
146 };
147
148 struct nfsd3_readres {
149 __be32 status;
150 struct svc_fh fh;
151 unsigned long count;
152 int eof;
153 };
154
155 struct nfsd3_writeres {
156 __be32 status;
157 struct svc_fh fh;
158 unsigned long count;
159 int committed;
160 };
161
162 struct nfsd3_renameres {
163 __be32 status;
164 struct svc_fh ffh;
165 struct svc_fh tfh;
166 };
167
168 struct nfsd3_linkres {
169 __be32 status;
170 struct svc_fh tfh;
171 struct svc_fh fh;
172 };
173
174 struct 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
192 struct nfsd3_fsstatres {
193 __be32 status;
194 struct kstatfs stats;
195 __u32 invarsec;
196 };
197
198 struct 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
211 struct 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
221 struct nfsd3_commitres {
222 __be32 status;
223 struct svc_fh fh;
224 };
225
226 struct 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 */
236 struct 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 */
245 union 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
272 int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
273 int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *,
274 struct nfsd3_sattrargs *);
275 int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *,
276 struct nfsd3_diropargs *);
277 int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *,
278 struct nfsd3_accessargs *);
279 int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *,
280 struct nfsd3_readargs *);
281 int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *,
282 struct nfsd3_writeargs *);
283 int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *,
284 struct nfsd3_createargs *);
285 int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *,
286 struct nfsd3_createargs *);
287 int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *,
288 struct nfsd3_mknodargs *);
289 int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *,
290 struct nfsd3_renameargs *);
291 int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *,
292 struct nfsd3_readlinkargs *);
293 int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *,
294 struct nfsd3_linkargs *);
295 int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *,
296 struct nfsd3_symlinkargs *);
297 int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *,
298 struct nfsd3_readdirargs *);
299 int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *,
300 struct nfsd3_readdirargs *);
301 int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *,
302 struct nfsd3_commitargs *);
303 int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
304 int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *,
305 struct nfsd3_attrstat *);
306 int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *,
307 struct nfsd3_attrstat *);
308 int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *,
309 struct nfsd3_diropres *);
310 int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *,
311 struct nfsd3_accessres *);
312 int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *,
313 struct nfsd3_readlinkres *);
314 int nfs3svc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd3_readres *);
315 int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *, struct nfsd3_writeres *);
316 int nfs3svc_encode_createres(struct svc_rqst *, __be32 *,
317 struct nfsd3_diropres *);
318 int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *,
319 struct nfsd3_renameres *);
320 int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *,
321 struct nfsd3_linkres *);
322 int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *,
323 struct nfsd3_readdirres *);
324 int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *,
325 struct nfsd3_fsstatres *);
326 int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *,
327 struct nfsd3_fsinfores *);
328 int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *,
329 struct nfsd3_pathconfres *);
330 int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *,
331 struct nfsd3_commitres *);
332
333 int nfs3svc_release_fhandle(struct svc_rqst *, __be32 *,
334 struct nfsd3_attrstat *);
335 int nfs3svc_release_fhandle2(struct svc_rqst *, __be32 *,
336 struct nfsd3_fhandle_pair *);
337 int nfs3svc_encode_entry(void *, const char *name,
338 int namlen, loff_t offset, u64 ino,
339 unsigned int);
340 int 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 */