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Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
1da177e4 | 2 | /* |
1da177e4 LT |
3 | * Process version 3 NFS requests. |
4 | * | |
5 | * Copyright (C) 1996, 1997, 1998 Olaf Kirch <okir@monad.swb.de> | |
6 | */ | |
7 | ||
1da177e4 LT |
8 | #include <linux/fs.h> |
9 | #include <linux/ext2_fs.h> | |
12214cb7 | 10 | #include <linux/magic.h> |
1da177e4 | 11 | |
9a74af21 BH |
12 | #include "cache.h" |
13 | #include "xdr3.h" | |
0a3adade | 14 | #include "vfs.h" |
1da177e4 LT |
15 | |
16 | #define NFSDDBG_FACILITY NFSDDBG_PROC | |
17 | ||
1da177e4 LT |
18 | static int nfs3_ftypes[] = { |
19 | 0, /* NF3NON */ | |
20 | S_IFREG, /* NF3REG */ | |
21 | S_IFDIR, /* NF3DIR */ | |
22 | S_IFBLK, /* NF3BLK */ | |
23 | S_IFCHR, /* NF3CHR */ | |
24 | S_IFLNK, /* NF3LNK */ | |
25 | S_IFSOCK, /* NF3SOCK */ | |
26 | S_IFIFO, /* NF3FIFO */ | |
27 | }; | |
28 | ||
29 | /* | |
30 | * NULL call. | |
31 | */ | |
7111c66e | 32 | static __be32 |
a6beb732 | 33 | nfsd3_proc_null(struct svc_rqst *rqstp) |
1da177e4 | 34 | { |
cc028a10 | 35 | return rpc_success; |
1da177e4 LT |
36 | } |
37 | ||
38 | /* | |
39 | * Get a file's attributes | |
40 | */ | |
7111c66e | 41 | static __be32 |
a6beb732 | 42 | nfsd3_proc_getattr(struct svc_rqst *rqstp) |
1da177e4 | 43 | { |
a6beb732 CH |
44 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
45 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
46 | |
47 | dprintk("nfsd: GETATTR(3) %s\n", | |
a334de28 | 48 | SVCFH_fmt(&argp->fh)); |
1da177e4 LT |
49 | |
50 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
51 | resp->status = fh_verify(rqstp, &resp->fh, 0, |
52 | NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT); | |
53 | if (resp->status != nfs_ok) | |
54 | goto out; | |
55 | ||
56 | resp->status = fh_getattr(&resp->fh, &resp->stat); | |
57 | out: | |
cc028a10 | 58 | return rpc_success; |
1da177e4 LT |
59 | } |
60 | ||
61 | /* | |
62 | * Set a file's attributes | |
63 | */ | |
7111c66e | 64 | static __be32 |
a6beb732 | 65 | nfsd3_proc_setattr(struct svc_rqst *rqstp) |
1da177e4 | 66 | { |
a6beb732 CH |
67 | struct nfsd3_sattrargs *argp = rqstp->rq_argp; |
68 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
69 | |
70 | dprintk("nfsd: SETATTR(3) %s\n", | |
71 | SVCFH_fmt(&argp->fh)); | |
72 | ||
73 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
74 | resp->status = nfsd_setattr(rqstp, &resp->fh, &argp->attrs, |
75 | argp->check_guard, argp->guardtime); | |
cc028a10 | 76 | return rpc_success; |
1da177e4 LT |
77 | } |
78 | ||
79 | /* | |
80 | * Look up a path name component | |
81 | */ | |
7111c66e | 82 | static __be32 |
a6beb732 | 83 | nfsd3_proc_lookup(struct svc_rqst *rqstp) |
1da177e4 | 84 | { |
a6beb732 CH |
85 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
86 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
87 | |
88 | dprintk("nfsd: LOOKUP(3) %s %.*s\n", | |
89 | SVCFH_fmt(&argp->fh), | |
90 | argp->len, | |
91 | argp->name); | |
92 | ||
93 | fh_copy(&resp->dirfh, &argp->fh); | |
94 | fh_init(&resp->fh, NFS3_FHSIZE); | |
95 | ||
14168d67 CL |
96 | resp->status = nfsd_lookup(rqstp, &resp->dirfh, |
97 | argp->name, argp->len, | |
98 | &resp->fh); | |
cc028a10 | 99 | return rpc_success; |
1da177e4 LT |
100 | } |
101 | ||
102 | /* | |
103 | * Check file access | |
104 | */ | |
7111c66e | 105 | static __be32 |
a6beb732 | 106 | nfsd3_proc_access(struct svc_rqst *rqstp) |
1da177e4 | 107 | { |
a6beb732 CH |
108 | struct nfsd3_accessargs *argp = rqstp->rq_argp; |
109 | struct nfsd3_accessres *resp = rqstp->rq_resp; | |
1da177e4 LT |
110 | |
111 | dprintk("nfsd: ACCESS(3) %s 0x%x\n", | |
112 | SVCFH_fmt(&argp->fh), | |
113 | argp->access); | |
114 | ||
115 | fh_copy(&resp->fh, &argp->fh); | |
116 | resp->access = argp->access; | |
14168d67 | 117 | resp->status = nfsd_access(rqstp, &resp->fh, &resp->access, NULL); |
cc028a10 | 118 | return rpc_success; |
1da177e4 LT |
119 | } |
120 | ||
121 | /* | |
122 | * Read a symlink. | |
123 | */ | |
7111c66e | 124 | static __be32 |
a6beb732 | 125 | nfsd3_proc_readlink(struct svc_rqst *rqstp) |
1da177e4 | 126 | { |
224c1c89 | 127 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
a6beb732 | 128 | struct nfsd3_readlinkres *resp = rqstp->rq_resp; |
1da177e4 LT |
129 | |
130 | dprintk("nfsd: READLINK(3) %s\n", SVCFH_fmt(&argp->fh)); | |
131 | ||
132 | /* Read the symlink. */ | |
133 | fh_copy(&resp->fh, &argp->fh); | |
134 | resp->len = NFS3_MAXPATHLEN; | |
9a9c8923 CL |
135 | resp->pages = rqstp->rq_next_page++; |
136 | resp->status = nfsd_readlink(rqstp, &resp->fh, | |
137 | page_address(*resp->pages), &resp->len); | |
cc028a10 | 138 | return rpc_success; |
1da177e4 LT |
139 | } |
140 | ||
141 | /* | |
142 | * Read a portion of a file. | |
143 | */ | |
7111c66e | 144 | static __be32 |
a6beb732 | 145 | nfsd3_proc_read(struct svc_rqst *rqstp) |
1da177e4 | 146 | { |
a6beb732 CH |
147 | struct nfsd3_readargs *argp = rqstp->rq_argp; |
148 | struct nfsd3_readres *resp = rqstp->rq_resp; | |
be63bd2a CL |
149 | u32 max_blocksize = svc_max_payload(rqstp); |
150 | unsigned int len; | |
151 | int v; | |
152 | ||
153 | argp->count = min_t(u32, argp->count, max_blocksize); | |
1da177e4 | 154 | |
18b631f8 | 155 | dprintk("nfsd: READ(3) %s %lu bytes at %Lu\n", |
1da177e4 LT |
156 | SVCFH_fmt(&argp->fh), |
157 | (unsigned long) argp->count, | |
18b631f8 | 158 | (unsigned long long) argp->offset); |
1da177e4 | 159 | |
be63bd2a CL |
160 | v = 0; |
161 | len = argp->count; | |
cc9bcdad | 162 | resp->pages = rqstp->rq_next_page; |
be63bd2a CL |
163 | while (len > 0) { |
164 | struct page *page = *(rqstp->rq_next_page++); | |
165 | ||
166 | rqstp->rq_vec[v].iov_base = page_address(page); | |
167 | rqstp->rq_vec[v].iov_len = min_t(unsigned int, len, PAGE_SIZE); | |
168 | len -= rqstp->rq_vec[v].iov_len; | |
169 | v++; | |
170 | } | |
171 | ||
1da177e4 LT |
172 | /* Obtain buffer pointer for payload. |
173 | * 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof) | |
174 | * + 1 (xdr opaque byte count) = 26 | |
175 | */ | |
be63bd2a | 176 | resp->count = argp->count; |
cd123012 | 177 | svc_reserve_auth(rqstp, ((1 + NFS3_POST_OP_ATTR_WORDS + 3)<<2) + resp->count +4); |
1da177e4 LT |
178 | |
179 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 | 180 | resp->status = nfsd_read(rqstp, &resp->fh, argp->offset, |
be63bd2a | 181 | rqstp->rq_vec, v, &resp->count, &resp->eof); |
cc028a10 | 182 | return rpc_success; |
1da177e4 LT |
183 | } |
184 | ||
185 | /* | |
186 | * Write data to a file | |
187 | */ | |
7111c66e | 188 | static __be32 |
a6beb732 | 189 | nfsd3_proc_write(struct svc_rqst *rqstp) |
1da177e4 | 190 | { |
a6beb732 CH |
191 | struct nfsd3_writeargs *argp = rqstp->rq_argp; |
192 | struct nfsd3_writeres *resp = rqstp->rq_resp; | |
31dec253 | 193 | unsigned long cnt = argp->len; |
8154ef27 | 194 | unsigned int nvecs; |
1da177e4 | 195 | |
18b631f8 | 196 | dprintk("nfsd: WRITE(3) %s %d bytes at %Lu%s\n", |
1da177e4 LT |
197 | SVCFH_fmt(&argp->fh), |
198 | argp->len, | |
18b631f8 | 199 | (unsigned long long) argp->offset, |
1da177e4 LT |
200 | argp->stable? " stable" : ""); |
201 | ||
202 | fh_copy(&resp->fh, &argp->fh); | |
203 | resp->committed = argp->stable; | |
dae9a6ca | 204 | nvecs = svc_fill_write_vector(rqstp, &argp->payload); |
14168d67 CL |
205 | if (!nvecs) { |
206 | resp->status = nfserr_io; | |
207 | goto out; | |
208 | } | |
209 | resp->status = nfsd_write(rqstp, &resp->fh, argp->offset, | |
210 | rqstp->rq_vec, nvecs, &cnt, | |
211 | resp->committed, resp->verf); | |
31dec253 | 212 | resp->count = cnt; |
14168d67 | 213 | out: |
cc028a10 | 214 | return rpc_success; |
1da177e4 LT |
215 | } |
216 | ||
217 | /* | |
218 | * With NFSv3, CREATE processing is a lot easier than with NFSv2. | |
219 | * At least in theory; we'll see how it fares in practice when the | |
220 | * first reports about SunOS compatibility problems start to pour in... | |
221 | */ | |
7111c66e | 222 | static __be32 |
a6beb732 | 223 | nfsd3_proc_create(struct svc_rqst *rqstp) |
1da177e4 | 224 | { |
a6beb732 CH |
225 | struct nfsd3_createargs *argp = rqstp->rq_argp; |
226 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
227 | svc_fh *dirfhp, *newfhp = NULL; |
228 | struct iattr *attr; | |
1da177e4 LT |
229 | |
230 | dprintk("nfsd: CREATE(3) %s %.*s\n", | |
231 | SVCFH_fmt(&argp->fh), | |
232 | argp->len, | |
233 | argp->name); | |
234 | ||
235 | dirfhp = fh_copy(&resp->dirfh, &argp->fh); | |
236 | newfhp = fh_init(&resp->fh, NFS3_FHSIZE); | |
237 | attr = &argp->attrs; | |
238 | ||
1da177e4 LT |
239 | /* Unfudge the mode bits */ |
240 | attr->ia_mode &= ~S_IFMT; | |
241 | if (!(attr->ia_valid & ATTR_MODE)) { | |
242 | attr->ia_valid |= ATTR_MODE; | |
243 | attr->ia_mode = S_IFREG; | |
244 | } else { | |
245 | attr->ia_mode = (attr->ia_mode & ~S_IFMT) | S_IFREG; | |
246 | } | |
247 | ||
248 | /* Now create the file and set attributes */ | |
14168d67 CL |
249 | resp->status = do_nfsd_create(rqstp, dirfhp, argp->name, argp->len, |
250 | attr, newfhp, argp->createmode, | |
251 | (u32 *)argp->verf, NULL, NULL); | |
cc028a10 | 252 | return rpc_success; |
1da177e4 LT |
253 | } |
254 | ||
255 | /* | |
256 | * Make directory. This operation is not idempotent. | |
257 | */ | |
7111c66e | 258 | static __be32 |
a6beb732 | 259 | nfsd3_proc_mkdir(struct svc_rqst *rqstp) |
1da177e4 | 260 | { |
a6beb732 CH |
261 | struct nfsd3_createargs *argp = rqstp->rq_argp; |
262 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
263 | |
264 | dprintk("nfsd: MKDIR(3) %s %.*s\n", | |
265 | SVCFH_fmt(&argp->fh), | |
266 | argp->len, | |
267 | argp->name); | |
268 | ||
269 | argp->attrs.ia_valid &= ~ATTR_SIZE; | |
270 | fh_copy(&resp->dirfh, &argp->fh); | |
271 | fh_init(&resp->fh, NFS3_FHSIZE); | |
14168d67 CL |
272 | resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len, |
273 | &argp->attrs, S_IFDIR, 0, &resp->fh); | |
43a9aa64 | 274 | fh_unlock(&resp->dirfh); |
cc028a10 | 275 | return rpc_success; |
1da177e4 LT |
276 | } |
277 | ||
7111c66e | 278 | static __be32 |
a6beb732 | 279 | nfsd3_proc_symlink(struct svc_rqst *rqstp) |
1da177e4 | 280 | { |
a6beb732 CH |
281 | struct nfsd3_symlinkargs *argp = rqstp->rq_argp; |
282 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 | 283 | |
14168d67 CL |
284 | if (argp->tlen == 0) { |
285 | resp->status = nfserr_inval; | |
286 | goto out; | |
287 | } | |
288 | if (argp->tlen > NFS3_MAXPATHLEN) { | |
289 | resp->status = nfserr_nametoolong; | |
290 | goto out; | |
291 | } | |
38a70315 CL |
292 | |
293 | argp->tname = svc_fill_symlink_pathname(rqstp, &argp->first, | |
11b4d66e | 294 | page_address(rqstp->rq_arg.pages[0]), |
38a70315 | 295 | argp->tlen); |
14168d67 CL |
296 | if (IS_ERR(argp->tname)) { |
297 | resp->status = nfserrno(PTR_ERR(argp->tname)); | |
298 | goto out; | |
299 | } | |
38a70315 | 300 | |
1da177e4 LT |
301 | dprintk("nfsd: SYMLINK(3) %s %.*s -> %.*s\n", |
302 | SVCFH_fmt(&argp->ffh), | |
303 | argp->flen, argp->fname, | |
304 | argp->tlen, argp->tname); | |
305 | ||
306 | fh_copy(&resp->dirfh, &argp->ffh); | |
307 | fh_init(&resp->fh, NFS3_FHSIZE); | |
14168d67 CL |
308 | resp->status = nfsd_symlink(rqstp, &resp->dirfh, argp->fname, |
309 | argp->flen, argp->tname, &resp->fh); | |
11b4d66e | 310 | kfree(argp->tname); |
14168d67 | 311 | out: |
cc028a10 | 312 | return rpc_success; |
1da177e4 LT |
313 | } |
314 | ||
315 | /* | |
316 | * Make socket/fifo/device. | |
317 | */ | |
7111c66e | 318 | static __be32 |
a6beb732 | 319 | nfsd3_proc_mknod(struct svc_rqst *rqstp) |
1da177e4 | 320 | { |
a6beb732 CH |
321 | struct nfsd3_mknodargs *argp = rqstp->rq_argp; |
322 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
c4d987ba | 323 | int type; |
1da177e4 LT |
324 | dev_t rdev = 0; |
325 | ||
326 | dprintk("nfsd: MKNOD(3) %s %.*s\n", | |
327 | SVCFH_fmt(&argp->fh), | |
328 | argp->len, | |
329 | argp->name); | |
330 | ||
331 | fh_copy(&resp->dirfh, &argp->fh); | |
332 | fh_init(&resp->fh, NFS3_FHSIZE); | |
333 | ||
1da177e4 LT |
334 | if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) { |
335 | rdev = MKDEV(argp->major, argp->minor); | |
336 | if (MAJOR(rdev) != argp->major || | |
14168d67 CL |
337 | MINOR(rdev) != argp->minor) { |
338 | resp->status = nfserr_inval; | |
339 | goto out; | |
340 | } | |
341 | } else if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO) { | |
66d60e3a | 342 | resp->status = nfserr_badtype; |
14168d67 CL |
343 | goto out; |
344 | } | |
1da177e4 LT |
345 | |
346 | type = nfs3_ftypes[argp->ftype]; | |
14168d67 CL |
347 | resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len, |
348 | &argp->attrs, type, rdev, &resp->fh); | |
43a9aa64 | 349 | fh_unlock(&resp->dirfh); |
14168d67 | 350 | out: |
cc028a10 | 351 | return rpc_success; |
1da177e4 LT |
352 | } |
353 | ||
354 | /* | |
355 | * Remove file/fifo/socket etc. | |
356 | */ | |
7111c66e | 357 | static __be32 |
a6beb732 | 358 | nfsd3_proc_remove(struct svc_rqst *rqstp) |
1da177e4 | 359 | { |
a6beb732 CH |
360 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
361 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
362 | |
363 | dprintk("nfsd: REMOVE(3) %s %.*s\n", | |
364 | SVCFH_fmt(&argp->fh), | |
365 | argp->len, | |
366 | argp->name); | |
367 | ||
368 | /* Unlink. -S_IFDIR means file must not be a directory */ | |
369 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
370 | resp->status = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR, |
371 | argp->name, argp->len); | |
43a9aa64 | 372 | fh_unlock(&resp->fh); |
cc028a10 | 373 | return rpc_success; |
1da177e4 LT |
374 | } |
375 | ||
376 | /* | |
377 | * Remove a directory | |
378 | */ | |
7111c66e | 379 | static __be32 |
a6beb732 | 380 | nfsd3_proc_rmdir(struct svc_rqst *rqstp) |
1da177e4 | 381 | { |
a6beb732 CH |
382 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
383 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
384 | |
385 | dprintk("nfsd: RMDIR(3) %s %.*s\n", | |
386 | SVCFH_fmt(&argp->fh), | |
387 | argp->len, | |
388 | argp->name); | |
389 | ||
390 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
391 | resp->status = nfsd_unlink(rqstp, &resp->fh, S_IFDIR, |
392 | argp->name, argp->len); | |
43a9aa64 | 393 | fh_unlock(&resp->fh); |
cc028a10 | 394 | return rpc_success; |
1da177e4 LT |
395 | } |
396 | ||
7111c66e | 397 | static __be32 |
a6beb732 | 398 | nfsd3_proc_rename(struct svc_rqst *rqstp) |
1da177e4 | 399 | { |
a6beb732 CH |
400 | struct nfsd3_renameargs *argp = rqstp->rq_argp; |
401 | struct nfsd3_renameres *resp = rqstp->rq_resp; | |
1da177e4 LT |
402 | |
403 | dprintk("nfsd: RENAME(3) %s %.*s ->\n", | |
404 | SVCFH_fmt(&argp->ffh), | |
405 | argp->flen, | |
406 | argp->fname); | |
407 | dprintk("nfsd: -> %s %.*s\n", | |
408 | SVCFH_fmt(&argp->tfh), | |
409 | argp->tlen, | |
410 | argp->tname); | |
411 | ||
412 | fh_copy(&resp->ffh, &argp->ffh); | |
413 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
414 | resp->status = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen, |
415 | &resp->tfh, argp->tname, argp->tlen); | |
cc028a10 | 416 | return rpc_success; |
1da177e4 LT |
417 | } |
418 | ||
7111c66e | 419 | static __be32 |
a6beb732 | 420 | nfsd3_proc_link(struct svc_rqst *rqstp) |
1da177e4 | 421 | { |
a6beb732 CH |
422 | struct nfsd3_linkargs *argp = rqstp->rq_argp; |
423 | struct nfsd3_linkres *resp = rqstp->rq_resp; | |
1da177e4 LT |
424 | |
425 | dprintk("nfsd: LINK(3) %s ->\n", | |
426 | SVCFH_fmt(&argp->ffh)); | |
427 | dprintk("nfsd: -> %s %.*s\n", | |
428 | SVCFH_fmt(&argp->tfh), | |
429 | argp->tlen, | |
430 | argp->tname); | |
431 | ||
432 | fh_copy(&resp->fh, &argp->ffh); | |
433 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
434 | resp->status = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen, |
435 | &resp->fh); | |
cc028a10 | 436 | return rpc_success; |
1da177e4 LT |
437 | } |
438 | ||
40116ebd CL |
439 | static void nfsd3_init_dirlist_pages(struct svc_rqst *rqstp, |
440 | struct nfsd3_readdirres *resp, | |
441 | int count) | |
442 | { | |
7f87fc2d CL |
443 | struct xdr_buf *buf = &resp->dirlist; |
444 | struct xdr_stream *xdr = &resp->xdr; | |
445 | ||
40116ebd CL |
446 | count = min_t(u32, count, svc_max_payload(rqstp)); |
447 | ||
7f87fc2d | 448 | memset(buf, 0, sizeof(*buf)); |
40116ebd | 449 | |
7f87fc2d CL |
450 | /* Reserve room for the NULL ptr & eof flag (-2 words) */ |
451 | buf->buflen = count - XDR_UNIT * 2; | |
452 | buf->pages = rqstp->rq_next_page; | |
40116ebd CL |
453 | while (count > 0) { |
454 | rqstp->rq_next_page++; | |
455 | count -= PAGE_SIZE; | |
456 | } | |
7f87fc2d CL |
457 | |
458 | /* This is xdr_init_encode(), but it assumes that | |
459 | * the head kvec has already been consumed. */ | |
460 | xdr_set_scratch_buffer(xdr, NULL, 0); | |
461 | xdr->buf = buf; | |
462 | xdr->page_ptr = buf->pages; | |
463 | xdr->iov = NULL; | |
464 | xdr->p = page_address(*buf->pages); | |
465 | xdr->end = xdr->p + (PAGE_SIZE >> 2); | |
466 | xdr->rqst = NULL; | |
40116ebd CL |
467 | } |
468 | ||
1da177e4 LT |
469 | /* |
470 | * Read a portion of a directory. | |
471 | */ | |
7111c66e | 472 | static __be32 |
a6beb732 | 473 | nfsd3_proc_readdir(struct svc_rqst *rqstp) |
1da177e4 | 474 | { |
a6beb732 CH |
475 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
476 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
0a8f37fb | 477 | loff_t offset; |
1da177e4 LT |
478 | |
479 | dprintk("nfsd: READDIR(3) %s %d bytes at %d\n", | |
480 | SVCFH_fmt(&argp->fh), | |
481 | argp->count, (u32) argp->cookie); | |
482 | ||
40116ebd | 483 | nfsd3_init_dirlist_pages(rqstp, resp, argp->count); |
1da177e4 | 484 | |
1da177e4 | 485 | fh_copy(&resp->fh, &argp->fh); |
1da177e4 | 486 | resp->common.err = nfs_ok; |
7f87fc2d | 487 | resp->cookie_offset = 0; |
1da177e4 | 488 | resp->rqstp = rqstp; |
0a8f37fb | 489 | offset = argp->cookie; |
0a8f37fb | 490 | resp->status = nfsd_readdir(rqstp, &resp->fh, &offset, |
7f87fc2d | 491 | &resp->common, nfs3svc_encode_entry3); |
1da177e4 | 492 | memcpy(resp->verf, argp->verf, 8); |
a161e6c7 | 493 | nfs3svc_encode_cookie3(resp, offset); |
1da177e4 | 494 | |
76ed0dd9 CL |
495 | /* Recycle only pages that were part of the reply */ |
496 | rqstp->rq_next_page = resp->xdr.page_ptr + 1; | |
497 | ||
cc028a10 | 498 | return rpc_success; |
1da177e4 LT |
499 | } |
500 | ||
501 | /* | |
502 | * Read a portion of a directory, including file handles and attrs. | |
503 | * For now, we choose to ignore the dircount parameter. | |
504 | */ | |
7111c66e | 505 | static __be32 |
a6beb732 | 506 | nfsd3_proc_readdirplus(struct svc_rqst *rqstp) |
1da177e4 | 507 | { |
a6beb732 CH |
508 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
509 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
1da177e4 | 510 | loff_t offset; |
1da177e4 LT |
511 | |
512 | dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n", | |
513 | SVCFH_fmt(&argp->fh), | |
514 | argp->count, (u32) argp->cookie); | |
515 | ||
40116ebd | 516 | nfsd3_init_dirlist_pages(rqstp, resp, argp->count); |
1da177e4 | 517 | |
1da177e4 | 518 | fh_copy(&resp->fh, &argp->fh); |
1da177e4 | 519 | resp->common.err = nfs_ok; |
7f87fc2d | 520 | resp->cookie_offset = 0; |
1da177e4 LT |
521 | resp->rqstp = rqstp; |
522 | offset = argp->cookie; | |
18c01ab3 | 523 | |
14168d67 CL |
524 | resp->status = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP); |
525 | if (resp->status != nfs_ok) | |
526 | goto out; | |
18c01ab3 | 527 | |
14168d67 CL |
528 | if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS) { |
529 | resp->status = nfserr_notsupp; | |
530 | goto out; | |
531 | } | |
18c01ab3 | 532 | |
14168d67 | 533 | resp->status = nfsd_readdir(rqstp, &resp->fh, &offset, |
7f87fc2d | 534 | &resp->common, nfs3svc_encode_entryplus3); |
1da177e4 | 535 | memcpy(resp->verf, argp->verf, 8); |
a161e6c7 | 536 | nfs3svc_encode_cookie3(resp, offset); |
1da177e4 | 537 | |
76ed0dd9 CL |
538 | /* Recycle only pages that were part of the reply */ |
539 | rqstp->rq_next_page = resp->xdr.page_ptr + 1; | |
540 | ||
14168d67 | 541 | out: |
cc028a10 | 542 | return rpc_success; |
1da177e4 LT |
543 | } |
544 | ||
545 | /* | |
546 | * Get file system stats | |
547 | */ | |
7111c66e | 548 | static __be32 |
a6beb732 | 549 | nfsd3_proc_fsstat(struct svc_rqst *rqstp) |
1da177e4 | 550 | { |
a6beb732 CH |
551 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
552 | struct nfsd3_fsstatres *resp = rqstp->rq_resp; | |
1da177e4 LT |
553 | |
554 | dprintk("nfsd: FSSTAT(3) %s\n", | |
555 | SVCFH_fmt(&argp->fh)); | |
556 | ||
14168d67 | 557 | resp->status = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0); |
1da177e4 | 558 | fh_put(&argp->fh); |
cc028a10 | 559 | return rpc_success; |
1da177e4 LT |
560 | } |
561 | ||
562 | /* | |
563 | * Get file system info | |
564 | */ | |
7111c66e | 565 | static __be32 |
a6beb732 | 566 | nfsd3_proc_fsinfo(struct svc_rqst *rqstp) |
1da177e4 | 567 | { |
a6beb732 CH |
568 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
569 | struct nfsd3_fsinfores *resp = rqstp->rq_resp; | |
7adae489 | 570 | u32 max_blocksize = svc_max_payload(rqstp); |
1da177e4 LT |
571 | |
572 | dprintk("nfsd: FSINFO(3) %s\n", | |
573 | SVCFH_fmt(&argp->fh)); | |
574 | ||
7adae489 GB |
575 | resp->f_rtmax = max_blocksize; |
576 | resp->f_rtpref = max_blocksize; | |
1da177e4 | 577 | resp->f_rtmult = PAGE_SIZE; |
7adae489 GB |
578 | resp->f_wtmax = max_blocksize; |
579 | resp->f_wtpref = max_blocksize; | |
1da177e4 | 580 | resp->f_wtmult = PAGE_SIZE; |
f875a792 | 581 | resp->f_dtpref = max_blocksize; |
1da177e4 LT |
582 | resp->f_maxfilesize = ~(u32) 0; |
583 | resp->f_properties = NFS3_FSF_DEFAULT; | |
584 | ||
14168d67 CL |
585 | resp->status = fh_verify(rqstp, &argp->fh, 0, |
586 | NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT); | |
1da177e4 LT |
587 | |
588 | /* Check special features of the file system. May request | |
589 | * different read/write sizes for file systems known to have | |
590 | * problems with large blocks */ | |
14168d67 | 591 | if (resp->status == nfs_ok) { |
fc64005c | 592 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
593 | |
594 | /* Note that we don't care for remote fs's here */ | |
12214cb7 | 595 | if (sb->s_magic == MSDOS_SUPER_MAGIC) { |
1da177e4 LT |
596 | resp->f_properties = NFS3_FSF_BILLYBOY; |
597 | } | |
598 | resp->f_maxfilesize = sb->s_maxbytes; | |
599 | } | |
600 | ||
601 | fh_put(&argp->fh); | |
cc028a10 | 602 | return rpc_success; |
1da177e4 LT |
603 | } |
604 | ||
605 | /* | |
606 | * Get pathconf info for the specified file | |
607 | */ | |
7111c66e | 608 | static __be32 |
a6beb732 | 609 | nfsd3_proc_pathconf(struct svc_rqst *rqstp) |
1da177e4 | 610 | { |
a6beb732 CH |
611 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
612 | struct nfsd3_pathconfres *resp = rqstp->rq_resp; | |
1da177e4 LT |
613 | |
614 | dprintk("nfsd: PATHCONF(3) %s\n", | |
615 | SVCFH_fmt(&argp->fh)); | |
616 | ||
617 | /* Set default pathconf */ | |
618 | resp->p_link_max = 255; /* at least */ | |
619 | resp->p_name_max = 255; /* at least */ | |
620 | resp->p_no_trunc = 0; | |
621 | resp->p_chown_restricted = 1; | |
622 | resp->p_case_insensitive = 0; | |
623 | resp->p_case_preserving = 1; | |
624 | ||
14168d67 | 625 | resp->status = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP); |
1da177e4 | 626 | |
14168d67 | 627 | if (resp->status == nfs_ok) { |
fc64005c | 628 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
629 | |
630 | /* Note that we don't care for remote fs's here */ | |
631 | switch (sb->s_magic) { | |
632 | case EXT2_SUPER_MAGIC: | |
633 | resp->p_link_max = EXT2_LINK_MAX; | |
634 | resp->p_name_max = EXT2_NAME_LEN; | |
635 | break; | |
12214cb7 | 636 | case MSDOS_SUPER_MAGIC: |
1da177e4 LT |
637 | resp->p_case_insensitive = 1; |
638 | resp->p_case_preserving = 0; | |
639 | break; | |
640 | } | |
641 | } | |
642 | ||
643 | fh_put(&argp->fh); | |
cc028a10 | 644 | return rpc_success; |
1da177e4 LT |
645 | } |
646 | ||
1da177e4 LT |
647 | /* |
648 | * Commit a file (range) to stable storage. | |
649 | */ | |
7111c66e | 650 | static __be32 |
a6beb732 | 651 | nfsd3_proc_commit(struct svc_rqst *rqstp) |
1da177e4 | 652 | { |
a6beb732 CH |
653 | struct nfsd3_commitargs *argp = rqstp->rq_argp; |
654 | struct nfsd3_commitres *resp = rqstp->rq_resp; | |
1da177e4 LT |
655 | |
656 | dprintk("nfsd: COMMIT(3) %s %u@%Lu\n", | |
657 | SVCFH_fmt(&argp->fh), | |
658 | argp->count, | |
659 | (unsigned long long) argp->offset); | |
660 | ||
14168d67 CL |
661 | if (argp->offset > NFS_OFFSET_MAX) { |
662 | resp->status = nfserr_inval; | |
663 | goto out; | |
664 | } | |
1da177e4 LT |
665 | |
666 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
667 | resp->status = nfsd_commit(rqstp, &resp->fh, argp->offset, |
668 | argp->count, resp->verf); | |
669 | out: | |
cc028a10 | 670 | return rpc_success; |
1da177e4 LT |
671 | } |
672 | ||
673 | ||
674 | /* | |
675 | * NFSv3 Server procedures. | |
676 | * Only the results of non-idempotent operations are cached. | |
677 | */ | |
1da177e4 LT |
678 | #define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat |
679 | #define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat | |
680 | #define nfsd3_mkdirargs nfsd3_createargs | |
681 | #define nfsd3_readdirplusargs nfsd3_readdirargs | |
682 | #define nfsd3_fhandleargs nfsd_fhandle | |
1da177e4 LT |
683 | #define nfsd3_attrstatres nfsd3_attrstat |
684 | #define nfsd3_wccstatres nfsd3_attrstat | |
685 | #define nfsd3_createres nfsd3_diropres | |
1da177e4 | 686 | |
1da177e4 LT |
687 | #define ST 1 /* status*/ |
688 | #define FH 17 /* filehandle with length */ | |
689 | #define AT 21 /* attributes */ | |
690 | #define pAT (1+AT) /* post attributes - conditional */ | |
691 | #define WC (7+pAT) /* WCC attributes */ | |
692 | ||
860bda29 | 693 | static const struct svc_procedure nfsd_procedures3[22] = { |
b9081d90 | 694 | [NFS3PROC_NULL] = { |
a6beb732 | 695 | .pc_func = nfsd3_proc_null, |
788f7183 CL |
696 | .pc_decode = nfssvc_decode_voidarg, |
697 | .pc_encode = nfssvc_encode_voidres, | |
698 | .pc_argsize = sizeof(struct nfsd_voidargs), | |
699 | .pc_ressize = sizeof(struct nfsd_voidres), | |
b9081d90 YZ |
700 | .pc_cachetype = RC_NOCACHE, |
701 | .pc_xdrressize = ST, | |
2289e87b | 702 | .pc_name = "NULL", |
b9081d90 YZ |
703 | }, |
704 | [NFS3PROC_GETATTR] = { | |
a6beb732 | 705 | .pc_func = nfsd3_proc_getattr, |
026fec7e | 706 | .pc_decode = nfs3svc_decode_fhandleargs, |
2c42f804 | 707 | .pc_encode = nfs3svc_encode_getattrres, |
8537488b | 708 | .pc_release = nfs3svc_release_fhandle, |
9575363a | 709 | .pc_argsize = sizeof(struct nfsd_fhandle), |
b9081d90 YZ |
710 | .pc_ressize = sizeof(struct nfsd3_attrstatres), |
711 | .pc_cachetype = RC_NOCACHE, | |
712 | .pc_xdrressize = ST+AT, | |
2289e87b | 713 | .pc_name = "GETATTR", |
b9081d90 YZ |
714 | }, |
715 | [NFS3PROC_SETATTR] = { | |
a6beb732 | 716 | .pc_func = nfsd3_proc_setattr, |
026fec7e | 717 | .pc_decode = nfs3svc_decode_sattrargs, |
63f8de37 | 718 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 719 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
720 | .pc_argsize = sizeof(struct nfsd3_sattrargs), |
721 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
722 | .pc_cachetype = RC_REPLBUFF, | |
723 | .pc_xdrressize = ST+WC, | |
2289e87b | 724 | .pc_name = "SETATTR", |
b9081d90 YZ |
725 | }, |
726 | [NFS3PROC_LOOKUP] = { | |
a6beb732 | 727 | .pc_func = nfsd3_proc_lookup, |
026fec7e | 728 | .pc_decode = nfs3svc_decode_diropargs, |
5cf35335 | 729 | .pc_encode = nfs3svc_encode_lookupres, |
8537488b | 730 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
731 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
732 | .pc_ressize = sizeof(struct nfsd3_diropres), | |
733 | .pc_cachetype = RC_NOCACHE, | |
734 | .pc_xdrressize = ST+FH+pAT+pAT, | |
2289e87b | 735 | .pc_name = "LOOKUP", |
b9081d90 YZ |
736 | }, |
737 | [NFS3PROC_ACCESS] = { | |
a6beb732 | 738 | .pc_func = nfsd3_proc_access, |
026fec7e | 739 | .pc_decode = nfs3svc_decode_accessargs, |
63f8de37 | 740 | .pc_encode = nfs3svc_encode_accessres, |
8537488b | 741 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
742 | .pc_argsize = sizeof(struct nfsd3_accessargs), |
743 | .pc_ressize = sizeof(struct nfsd3_accessres), | |
744 | .pc_cachetype = RC_NOCACHE, | |
745 | .pc_xdrressize = ST+pAT+1, | |
2289e87b | 746 | .pc_name = "ACCESS", |
b9081d90 YZ |
747 | }, |
748 | [NFS3PROC_READLINK] = { | |
a6beb732 | 749 | .pc_func = nfsd3_proc_readlink, |
224c1c89 | 750 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 751 | .pc_encode = nfs3svc_encode_readlinkres, |
8537488b | 752 | .pc_release = nfs3svc_release_fhandle, |
224c1c89 | 753 | .pc_argsize = sizeof(struct nfsd_fhandle), |
b9081d90 YZ |
754 | .pc_ressize = sizeof(struct nfsd3_readlinkres), |
755 | .pc_cachetype = RC_NOCACHE, | |
756 | .pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4, | |
2289e87b | 757 | .pc_name = "READLINK", |
b9081d90 YZ |
758 | }, |
759 | [NFS3PROC_READ] = { | |
a6beb732 | 760 | .pc_func = nfsd3_proc_read, |
026fec7e | 761 | .pc_decode = nfs3svc_decode_readargs, |
63f8de37 | 762 | .pc_encode = nfs3svc_encode_readres, |
8537488b | 763 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
764 | .pc_argsize = sizeof(struct nfsd3_readargs), |
765 | .pc_ressize = sizeof(struct nfsd3_readres), | |
766 | .pc_cachetype = RC_NOCACHE, | |
767 | .pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4, | |
2289e87b | 768 | .pc_name = "READ", |
b9081d90 YZ |
769 | }, |
770 | [NFS3PROC_WRITE] = { | |
a6beb732 | 771 | .pc_func = nfsd3_proc_write, |
026fec7e | 772 | .pc_decode = nfs3svc_decode_writeargs, |
63f8de37 | 773 | .pc_encode = nfs3svc_encode_writeres, |
8537488b | 774 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
775 | .pc_argsize = sizeof(struct nfsd3_writeargs), |
776 | .pc_ressize = sizeof(struct nfsd3_writeres), | |
777 | .pc_cachetype = RC_REPLBUFF, | |
778 | .pc_xdrressize = ST+WC+4, | |
2289e87b | 779 | .pc_name = "WRITE", |
b9081d90 YZ |
780 | }, |
781 | [NFS3PROC_CREATE] = { | |
a6beb732 | 782 | .pc_func = nfsd3_proc_create, |
026fec7e | 783 | .pc_decode = nfs3svc_decode_createargs, |
63f8de37 | 784 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 785 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
786 | .pc_argsize = sizeof(struct nfsd3_createargs), |
787 | .pc_ressize = sizeof(struct nfsd3_createres), | |
788 | .pc_cachetype = RC_REPLBUFF, | |
789 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
2289e87b | 790 | .pc_name = "CREATE", |
b9081d90 YZ |
791 | }, |
792 | [NFS3PROC_MKDIR] = { | |
a6beb732 | 793 | .pc_func = nfsd3_proc_mkdir, |
026fec7e | 794 | .pc_decode = nfs3svc_decode_mkdirargs, |
63f8de37 | 795 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 796 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
797 | .pc_argsize = sizeof(struct nfsd3_mkdirargs), |
798 | .pc_ressize = sizeof(struct nfsd3_createres), | |
799 | .pc_cachetype = RC_REPLBUFF, | |
800 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
2289e87b | 801 | .pc_name = "MKDIR", |
b9081d90 YZ |
802 | }, |
803 | [NFS3PROC_SYMLINK] = { | |
a6beb732 | 804 | .pc_func = nfsd3_proc_symlink, |
026fec7e | 805 | .pc_decode = nfs3svc_decode_symlinkargs, |
63f8de37 | 806 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 807 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
808 | .pc_argsize = sizeof(struct nfsd3_symlinkargs), |
809 | .pc_ressize = sizeof(struct nfsd3_createres), | |
810 | .pc_cachetype = RC_REPLBUFF, | |
811 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
2289e87b | 812 | .pc_name = "SYMLINK", |
b9081d90 YZ |
813 | }, |
814 | [NFS3PROC_MKNOD] = { | |
a6beb732 | 815 | .pc_func = nfsd3_proc_mknod, |
026fec7e | 816 | .pc_decode = nfs3svc_decode_mknodargs, |
63f8de37 | 817 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 818 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
819 | .pc_argsize = sizeof(struct nfsd3_mknodargs), |
820 | .pc_ressize = sizeof(struct nfsd3_createres), | |
821 | .pc_cachetype = RC_REPLBUFF, | |
822 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
2289e87b | 823 | .pc_name = "MKNOD", |
b9081d90 YZ |
824 | }, |
825 | [NFS3PROC_REMOVE] = { | |
a6beb732 | 826 | .pc_func = nfsd3_proc_remove, |
026fec7e | 827 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 828 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 829 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
830 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
831 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
832 | .pc_cachetype = RC_REPLBUFF, | |
833 | .pc_xdrressize = ST+WC, | |
2289e87b | 834 | .pc_name = "REMOVE", |
b9081d90 YZ |
835 | }, |
836 | [NFS3PROC_RMDIR] = { | |
a6beb732 | 837 | .pc_func = nfsd3_proc_rmdir, |
026fec7e | 838 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 839 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 840 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
841 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
842 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
843 | .pc_cachetype = RC_REPLBUFF, | |
844 | .pc_xdrressize = ST+WC, | |
2289e87b | 845 | .pc_name = "RMDIR", |
b9081d90 YZ |
846 | }, |
847 | [NFS3PROC_RENAME] = { | |
a6beb732 | 848 | .pc_func = nfsd3_proc_rename, |
026fec7e | 849 | .pc_decode = nfs3svc_decode_renameargs, |
63f8de37 | 850 | .pc_encode = nfs3svc_encode_renameres, |
8537488b | 851 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
852 | .pc_argsize = sizeof(struct nfsd3_renameargs), |
853 | .pc_ressize = sizeof(struct nfsd3_renameres), | |
854 | .pc_cachetype = RC_REPLBUFF, | |
855 | .pc_xdrressize = ST+WC+WC, | |
2289e87b | 856 | .pc_name = "RENAME", |
b9081d90 YZ |
857 | }, |
858 | [NFS3PROC_LINK] = { | |
a6beb732 | 859 | .pc_func = nfsd3_proc_link, |
026fec7e | 860 | .pc_decode = nfs3svc_decode_linkargs, |
63f8de37 | 861 | .pc_encode = nfs3svc_encode_linkres, |
8537488b | 862 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
863 | .pc_argsize = sizeof(struct nfsd3_linkargs), |
864 | .pc_ressize = sizeof(struct nfsd3_linkres), | |
865 | .pc_cachetype = RC_REPLBUFF, | |
866 | .pc_xdrressize = ST+pAT+WC, | |
2289e87b | 867 | .pc_name = "LINK", |
b9081d90 YZ |
868 | }, |
869 | [NFS3PROC_READDIR] = { | |
a6beb732 | 870 | .pc_func = nfsd3_proc_readdir, |
026fec7e | 871 | .pc_decode = nfs3svc_decode_readdirargs, |
63f8de37 | 872 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 873 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
874 | .pc_argsize = sizeof(struct nfsd3_readdirargs), |
875 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
876 | .pc_cachetype = RC_NOCACHE, | |
2289e87b | 877 | .pc_name = "READDIR", |
b9081d90 YZ |
878 | }, |
879 | [NFS3PROC_READDIRPLUS] = { | |
a6beb732 | 880 | .pc_func = nfsd3_proc_readdirplus, |
026fec7e | 881 | .pc_decode = nfs3svc_decode_readdirplusargs, |
63f8de37 | 882 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 883 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
884 | .pc_argsize = sizeof(struct nfsd3_readdirplusargs), |
885 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
886 | .pc_cachetype = RC_NOCACHE, | |
2289e87b | 887 | .pc_name = "READDIRPLUS", |
b9081d90 YZ |
888 | }, |
889 | [NFS3PROC_FSSTAT] = { | |
a6beb732 | 890 | .pc_func = nfsd3_proc_fsstat, |
026fec7e | 891 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 892 | .pc_encode = nfs3svc_encode_fsstatres, |
b9081d90 YZ |
893 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
894 | .pc_ressize = sizeof(struct nfsd3_fsstatres), | |
895 | .pc_cachetype = RC_NOCACHE, | |
896 | .pc_xdrressize = ST+pAT+2*6+1, | |
2289e87b | 897 | .pc_name = "FSSTAT", |
b9081d90 YZ |
898 | }, |
899 | [NFS3PROC_FSINFO] = { | |
a6beb732 | 900 | .pc_func = nfsd3_proc_fsinfo, |
026fec7e | 901 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 902 | .pc_encode = nfs3svc_encode_fsinfores, |
b9081d90 YZ |
903 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
904 | .pc_ressize = sizeof(struct nfsd3_fsinfores), | |
905 | .pc_cachetype = RC_NOCACHE, | |
906 | .pc_xdrressize = ST+pAT+12, | |
2289e87b | 907 | .pc_name = "FSINFO", |
b9081d90 YZ |
908 | }, |
909 | [NFS3PROC_PATHCONF] = { | |
a6beb732 | 910 | .pc_func = nfsd3_proc_pathconf, |
026fec7e | 911 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 912 | .pc_encode = nfs3svc_encode_pathconfres, |
b9081d90 YZ |
913 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
914 | .pc_ressize = sizeof(struct nfsd3_pathconfres), | |
915 | .pc_cachetype = RC_NOCACHE, | |
916 | .pc_xdrressize = ST+pAT+6, | |
2289e87b | 917 | .pc_name = "PATHCONF", |
b9081d90 YZ |
918 | }, |
919 | [NFS3PROC_COMMIT] = { | |
a6beb732 | 920 | .pc_func = nfsd3_proc_commit, |
026fec7e | 921 | .pc_decode = nfs3svc_decode_commitargs, |
63f8de37 | 922 | .pc_encode = nfs3svc_encode_commitres, |
8537488b | 923 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
924 | .pc_argsize = sizeof(struct nfsd3_commitargs), |
925 | .pc_ressize = sizeof(struct nfsd3_commitres), | |
926 | .pc_cachetype = RC_NOCACHE, | |
927 | .pc_xdrressize = ST+WC+2, | |
2289e87b | 928 | .pc_name = "COMMIT", |
b9081d90 | 929 | }, |
1da177e4 LT |
930 | }; |
931 | ||
7fd38af9 | 932 | static unsigned int nfsd_count3[ARRAY_SIZE(nfsd_procedures3)]; |
e9679189 CH |
933 | const struct svc_version nfsd_version3 = { |
934 | .vs_vers = 3, | |
935 | .vs_nproc = 22, | |
936 | .vs_proc = nfsd_procedures3, | |
937 | .vs_dispatch = nfsd_dispatch, | |
938 | .vs_count = nfsd_count3, | |
939 | .vs_xdrsize = NFS3_SVC_XDRSIZE, | |
1da177e4 | 940 | }; |