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xdr3.h
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1 /*
2  * XDR types for NFSv3 in nfsd.
3  *
4  * Copyright (C) 1996-1998, Olaf Kirch <[email protected]>
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 };
140 
141 struct nfsd3_readlinkres {
142  __be32 status;
143  struct svc_fh fh;
144  __u32 len;
145 };
146 
147 struct nfsd3_readres {
148  __be32 status;
149  struct svc_fh fh;
150  unsigned long count;
151  int eof;
152 };
153 
154 struct nfsd3_writeres {
155  __be32 status;
156  struct svc_fh fh;
157  unsigned long count;
158  int committed;
159 };
160 
161 struct nfsd3_renameres {
162  __be32 status;
163  struct svc_fh ffh;
164  struct svc_fh tfh;
165 };
166 
167 struct nfsd3_linkres {
168  __be32 status;
169  struct svc_fh tfh;
170  struct svc_fh fh;
171 };
172 
173 struct nfsd3_readdirres {
174  __be32 status;
175  struct svc_fh fh;
176  int count;
177  __be32 verf[2];
178 
179  struct readdir_cd common;
180  __be32 * buffer;
181  int buflen;
182  __be32 * offset;
183  __be32 * offset1;
184  struct svc_rqst * rqstp;
185 
186 };
187 
188 struct nfsd3_fsstatres {
189  __be32 status;
190  struct kstatfs stats;
191  __u32 invarsec;
192 };
193 
194 struct nfsd3_fsinfores {
195  __be32 status;
196  __u32 f_rtmax;
197  __u32 f_rtpref;
198  __u32 f_rtmult;
199  __u32 f_wtmax;
200  __u32 f_wtpref;
201  __u32 f_wtmult;
202  __u32 f_dtpref;
203  __u64 f_maxfilesize;
204  __u32 f_properties;
205 };
206 
207 struct nfsd3_pathconfres {
208  __be32 status;
209  __u32 p_link_max;
210  __u32 p_name_max;
211  __u32 p_no_trunc;
212  __u32 p_chown_restricted;
213  __u32 p_case_insensitive;
214  __u32 p_case_preserving;
215 };
216 
217 struct nfsd3_commitres {
218  __be32 status;
219  struct svc_fh fh;
220 };
221 
222 struct 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 };
229 
230 /* dummy type for release */
231 struct nfsd3_fhandle_pair {
232  __u32 dummy;
233  struct svc_fh fh1;
234  struct svc_fh fh2;
235 };
236 
237 /*
238  * Storage requirements for XDR arguments and results.
239  */
240 union nfsd3_xdrstore {
241  struct nfsd3_sattrargs sattrargs;
242  struct nfsd3_diropargs diropargs;
243  struct nfsd3_readargs readargs;
244  struct nfsd3_writeargs writeargs;
245  struct nfsd3_createargs createargs;
246  struct nfsd3_renameargs renameargs;
247  struct nfsd3_linkargs linkargs;
248  struct nfsd3_symlinkargs symlinkargs;
249  struct nfsd3_readdirargs readdirargs;
250  struct nfsd3_diropres diropres;
251  struct nfsd3_accessres accessres;
252  struct nfsd3_readlinkres readlinkres;
253  struct nfsd3_readres readres;
254  struct nfsd3_writeres writeres;
255  struct nfsd3_renameres renameres;
256  struct nfsd3_linkres linkres;
257  struct nfsd3_readdirres readdirres;
258  struct nfsd3_fsstatres fsstatres;
259  struct nfsd3_fsinfores fsinfores;
260  struct nfsd3_pathconfres pathconfres;
261  struct nfsd3_commitres commitres;
262  struct nfsd3_getaclres getaclres;
263 };
264 
265 #define NFS3_SVC_XDRSIZE sizeof(union nfsd3_xdrstore)
266 
267 int nfs3svc_decode_fhandle(struct svc_rqst *, __be32 *, struct nfsd_fhandle *);
268 int nfs3svc_decode_sattrargs(struct svc_rqst *, __be32 *,
269  struct nfsd3_sattrargs *);
270 int nfs3svc_decode_diropargs(struct svc_rqst *, __be32 *,
271  struct nfsd3_diropargs *);
272 int nfs3svc_decode_accessargs(struct svc_rqst *, __be32 *,
273  struct nfsd3_accessargs *);
274 int nfs3svc_decode_readargs(struct svc_rqst *, __be32 *,
275  struct nfsd3_readargs *);
276 int nfs3svc_decode_writeargs(struct svc_rqst *, __be32 *,
277  struct nfsd3_writeargs *);
278 int nfs3svc_decode_createargs(struct svc_rqst *, __be32 *,
279  struct nfsd3_createargs *);
280 int nfs3svc_decode_mkdirargs(struct svc_rqst *, __be32 *,
281  struct nfsd3_createargs *);
282 int nfs3svc_decode_mknodargs(struct svc_rqst *, __be32 *,
283  struct nfsd3_mknodargs *);
284 int nfs3svc_decode_renameargs(struct svc_rqst *, __be32 *,
285  struct nfsd3_renameargs *);
286 int nfs3svc_decode_readlinkargs(struct svc_rqst *, __be32 *,
287  struct nfsd3_readlinkargs *);
288 int nfs3svc_decode_linkargs(struct svc_rqst *, __be32 *,
289  struct nfsd3_linkargs *);
290 int nfs3svc_decode_symlinkargs(struct svc_rqst *, __be32 *,
291  struct nfsd3_symlinkargs *);
292 int nfs3svc_decode_readdirargs(struct svc_rqst *, __be32 *,
293  struct nfsd3_readdirargs *);
294 int nfs3svc_decode_readdirplusargs(struct svc_rqst *, __be32 *,
295  struct nfsd3_readdirargs *);
296 int nfs3svc_decode_commitargs(struct svc_rqst *, __be32 *,
297  struct nfsd3_commitargs *);
298 int nfs3svc_encode_voidres(struct svc_rqst *, __be32 *, void *);
299 int nfs3svc_encode_attrstat(struct svc_rqst *, __be32 *,
300  struct nfsd3_attrstat *);
301 int nfs3svc_encode_wccstat(struct svc_rqst *, __be32 *,
302  struct nfsd3_attrstat *);
303 int nfs3svc_encode_diropres(struct svc_rqst *, __be32 *,
304  struct nfsd3_diropres *);
305 int nfs3svc_encode_accessres(struct svc_rqst *, __be32 *,
306  struct nfsd3_accessres *);
307 int nfs3svc_encode_readlinkres(struct svc_rqst *, __be32 *,
308  struct nfsd3_readlinkres *);
309 int nfs3svc_encode_readres(struct svc_rqst *, __be32 *, struct nfsd3_readres *);
310 int nfs3svc_encode_writeres(struct svc_rqst *, __be32 *, struct nfsd3_writeres *);
311 int nfs3svc_encode_createres(struct svc_rqst *, __be32 *,
312  struct nfsd3_diropres *);
313 int nfs3svc_encode_renameres(struct svc_rqst *, __be32 *,
314  struct nfsd3_renameres *);
315 int nfs3svc_encode_linkres(struct svc_rqst *, __be32 *,
316  struct nfsd3_linkres *);
317 int nfs3svc_encode_readdirres(struct svc_rqst *, __be32 *,
318  struct nfsd3_readdirres *);
319 int nfs3svc_encode_fsstatres(struct svc_rqst *, __be32 *,
320  struct nfsd3_fsstatres *);
321 int nfs3svc_encode_fsinfores(struct svc_rqst *, __be32 *,
322  struct nfsd3_fsinfores *);
323 int nfs3svc_encode_pathconfres(struct svc_rqst *, __be32 *,
324  struct nfsd3_pathconfres *);
325 int nfs3svc_encode_commitres(struct svc_rqst *, __be32 *,
326  struct nfsd3_commitres *);
327 
328 int nfs3svc_release_fhandle(struct svc_rqst *, __be32 *,
329  struct nfsd3_attrstat *);
330 int nfs3svc_release_fhandle2(struct svc_rqst *, __be32 *,
331  struct nfsd3_fhandle_pair *);
332 int nfs3svc_encode_entry(void *, const char *name,
333  int namlen, loff_t offset, u64 ino,
334  unsigned int);
335 int nfs3svc_encode_entry_plus(void *, const char *name,
336  int namlen, loff_t offset, u64 ino,
337  unsigned int);
338 /* Helper functions for NFSv3 ACL code */
339 __be32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, __be32 *p,
340  struct svc_fh *fhp);
341 __be32 *nfs3svc_decode_fh(__be32 *p, struct svc_fh *fhp);
342 
343 
344 #endif /* _LINUX_NFSD_XDR3_H */
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