include/linux/nfsd/xdr3.h

   1 /*
   2  * linux/include/linux/nfsd/xdr3.h
   3  *
   4  * XDR types for NFSv3 in nfsd.
   5  *
   6  * Copyright (C) 1996-1998, Olaf Kirch <okir@monad.swb.de>
   7  */
   8
   9 #ifndef _LINUX_NFSD_XDR3_H
  10 #define _LINUX_NFSD_XDR3_H
  11
  12 #include <linux/nfsd/xdr.h>
  13
  14 struct nfsd3_sattrargs {
  15         struct svc_fh           fh;
  16         struct iattr            attrs;
  17         int                     check_guard;
  18         time_t                  guardtime;
  19 };
  20
  21 struct nfsd3_diropargs {
  22         struct svc_fh           fh;
  23         char *                  name;
  24         int                     len;
  25 };
  26
  27 struct nfsd3_accessargs {
  28         struct svc_fh           fh;
  29         unsigned int            access;
  30 };
  31
  32 struct nfsd3_readargs {
  33         struct svc_fh           fh;
  34         __u64                   offset;
  35         __u32                   count;
  36         struct kvec             vec[RPCSVC_MAXPAGES];
  37         int                     vlen;
  38 };
  39
  40 struct nfsd3_writeargs {
  41         svc_fh                  fh;
  42         __u64                   offset;
  43         __u32                   count;
  44         int                     stable;
  45         __u32                   len;
  46         struct kvec             vec[RPCSVC_MAXPAGES];
  47         int                     vlen;
  48 };
  49
  50 struct nfsd3_createargs {
  51         struct svc_fh           fh;
  52         char *                  name;
  53         int                     len;
  54         int                     createmode;
  55         struct iattr            attrs;
  56         __u32 *                 verf;
  57 };
  58
  59 struct nfsd3_mknodargs {
  60         struct svc_fh           fh;
  61         char *                  name;
  62         int                     len;
  63         __u32                   ftype;
  64         __u32                   major, minor;
  65         struct iattr            attrs;
  66 };
  67
  68 struct nfsd3_renameargs {
  69         struct svc_fh           ffh;
  70         char *                  fname;
  71         int                     flen;
  72         struct svc_fh           tfh;
  73         char *                  tname;
  74         int                     tlen;
  75 };
  76
  77 struct nfsd3_readlinkargs {
  78         struct svc_fh           fh;
  79         char *                  buffer;
  80 };
  81
  82 struct nfsd3_linkargs {
  83         struct svc_fh           ffh;
  84         struct svc_fh           tfh;
  85         char *                  tname;
  86         int                     tlen;
  87 };
  88
  89 struct nfsd3_symlinkargs {
  90         struct svc_fh           ffh;
  91         char *                  fname;
  92         int                     flen;
  93         char *                  tname;
  94         int                     tlen;
  95         struct iattr            attrs;
  96 };
  97
  98 struct nfsd3_readdirargs {
  99         struct svc_fh           fh;
 100         __u64                   cookie;
 101         __u32                   dircount;
 102         __u32                   count;
 103         __u32 *                 verf;
 104         u32 *                   buffer;
 105 };
 106
 107 struct nfsd3_commitargs {
 108         struct svc_fh           fh;
 109         __u64                   offset;
 110         __u32                   count;
 111 };
 112
 113 struct nfsd3_getaclargs {
 114         struct svc_fh           fh;
 115         int                     mask;
 116 };
 117
 118 struct posix_acl;
 119 struct nfsd3_setaclargs {
 120         struct svc_fh           fh;
 121         int                     mask;
 122         struct posix_acl        *acl_access;
 123         struct posix_acl        *acl_default;
 124 };
 125
 126 struct nfsd3_attrstat {
 127         __u32                   status;
 128         struct svc_fh           fh;
 129         struct kstat            stat;
 130 };
 131
 132 /* LOOKUP, CREATE, MKDIR, SYMLINK, MKNOD */
 133 struct nfsd3_diropres  {
 134         __u32                   status;
 135         struct svc_fh           dirfh;
 136         struct svc_fh           fh;
 137 };
 138
 139 struct nfsd3_accessres {
 140         __u32                   status;
 141         struct svc_fh           fh;
 142         __u32                   access;
 143 };
 144
 145 struct nfsd3_readlinkres {
 146         __u32                   status;
 147         struct svc_fh           fh;
 148         __u32                   len;
 149 };
 150
 151 struct nfsd3_readres {
 152         __u32                   status;
 153         struct svc_fh           fh;
 154         unsigned long           count;
 155         int                     eof;
 156 };
 157
 158 struct nfsd3_writeres {
 159         __u32                   status;
 160         struct svc_fh           fh;
 161         unsigned long           count;
 162         int                     committed;
 163 };
 164
 165 struct nfsd3_renameres {
 166         __u32                   status;
 167         struct svc_fh           ffh;
 168         struct svc_fh           tfh;
 169 };
 170
 171 struct nfsd3_linkres {
 172         __u32                   status;
 173         struct svc_fh           tfh;
 174         struct svc_fh           fh;
 175 };
 176
 177 struct nfsd3_readdirres {
 178         __u32                   status;
 179         struct svc_fh           fh;
 180         int                     count;
 181         __u32                   verf[2];
 182
 183         struct readdir_cd       common;
 184         u32 *                   buffer;
 185         int                     buflen;
 186         u32 *                   offset;
 187         u32 *                   offset1;
 188         struct svc_rqst *       rqstp;
 189
 190 };
 191
 192 struct nfsd3_fsstatres {
 193         __u32                   status;
 194         struct kstatfs          stats;
 195         __u32                   invarsec;
 196 };
 197
 198 struct nfsd3_fsinfores {
 199         __u32                   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         __u32                   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         __u32                   status;
 223         struct svc_fh           fh;
 224 };
 225
 226 struct nfsd3_getaclres {
 227         __u32                   status;
 228         struct svc_fh           fh;
 229         int                     mask;
 230         struct posix_acl        *acl_access;
 231         struct posix_acl        *acl_default;
 232 };
 233
 234 /* dummy type for release */
 235 struct nfsd3_fhandle_pair {
 236         __u32                   dummy;
 237         struct svc_fh           fh1;
 238         struct svc_fh           fh2;
 239 };
 240
 241 /*
 242  * Storage requirements for XDR arguments and results.
 243  */
 244 union nfsd3_xdrstore {
 245         struct nfsd3_sattrargs          sattrargs;
 246         struct nfsd3_diropargs          diropargs;
 247         struct nfsd3_readargs           readargs;
 248         struct nfsd3_writeargs          writeargs;
 249         struct nfsd3_createargs         createargs;
 250         struct nfsd3_renameargs         renameargs;
 251         struct nfsd3_linkargs           linkargs;
 252         struct nfsd3_symlinkargs        symlinkargs;
 253         struct nfsd3_readdirargs        readdirargs;
 254         struct nfsd3_diropres           diropres;
 255         struct nfsd3_accessres          accessres;
 256         struct nfsd3_readlinkres        readlinkres;
 257         struct nfsd3_readres            readres;
 258         struct nfsd3_writeres           writeres;
 259         struct nfsd3_renameres          renameres;
 260         struct nfsd3_linkres            linkres;
 261         struct nfsd3_readdirres         readdirres;
 262         struct nfsd3_fsstatres          fsstatres;
 263         struct nfsd3_fsinfores          fsinfores;
 264         struct nfsd3_pathconfres        pathconfres;
 265         struct nfsd3_commitres          commitres;
 266         struct nfsd3_getaclres          getaclres;
 267 };
 268
 269 #define NFS3_SVC_XDRSIZE                sizeof(union nfsd3_xdrstore)
 270
 271 int nfs3svc_decode_fhandle(struct svc_rqst *, u32 *, struct nfsd_fhandle *);
 272 int nfs3svc_decode_sattrargs(struct svc_rqst *, u32 *,
 273                                 struct nfsd3_sattrargs *);
 274 int nfs3svc_decode_diropargs(struct svc_rqst *, u32 *,
 275                                 struct nfsd3_diropargs *);
 276 int nfs3svc_decode_accessargs(struct svc_rqst *, u32 *,
 277                                 struct nfsd3_accessargs *);
 278 int nfs3svc_decode_readargs(struct svc_rqst *, u32 *,
 279                                 struct nfsd3_readargs *);
 280 int nfs3svc_decode_writeargs(struct svc_rqst *, u32 *,
 281                                 struct nfsd3_writeargs *);
 282 int nfs3svc_decode_createargs(struct svc_rqst *, u32 *,
 283                                 struct nfsd3_createargs *);
 284 int nfs3svc_decode_mkdirargs(struct svc_rqst *, u32 *,
 285                                 struct nfsd3_createargs *);
 286 int nfs3svc_decode_mknodargs(struct svc_rqst *, u32 *,
 287                                 struct nfsd3_mknodargs *);
 288 int nfs3svc_decode_renameargs(struct svc_rqst *, u32 *,
 289                                 struct nfsd3_renameargs *);
 290 int nfs3svc_decode_readlinkargs(struct svc_rqst *, u32 *,
 291                                 struct nfsd3_readlinkargs *);
 292 int nfs3svc_decode_linkargs(struct svc_rqst *, u32 *,
 293                                 struct nfsd3_linkargs *);
 294 int nfs3svc_decode_symlinkargs(struct svc_rqst *, u32 *,
 295                                 struct nfsd3_symlinkargs *);
 296 int nfs3svc_decode_readdirargs(struct svc_rqst *, u32 *,
 297                                 struct nfsd3_readdirargs *);
 298 int nfs3svc_decode_readdirplusargs(struct svc_rqst *, u32 *,
 299                                 struct nfsd3_readdirargs *);
 300 int nfs3svc_decode_commitargs(struct svc_rqst *, u32 *,
 301                                 struct nfsd3_commitargs *);
 302 int nfs3svc_encode_voidres(struct svc_rqst *, u32 *, void *);
 303 int nfs3svc_encode_attrstat(struct svc_rqst *, u32 *,
 304                                 struct nfsd3_attrstat *);
 305 int nfs3svc_encode_wccstat(struct svc_rqst *, u32 *,
 306                                 struct nfsd3_attrstat *);
 307 int nfs3svc_encode_diropres(struct svc_rqst *, u32 *,
 308                                 struct nfsd3_diropres *);
 309 int nfs3svc_encode_accessres(struct svc_rqst *, u32 *,
 310                                 struct nfsd3_accessres *);
 311 int nfs3svc_encode_readlinkres(struct svc_rqst *, u32 *,
 312                                 struct nfsd3_readlinkres *);
 313 int nfs3svc_encode_readres(struct svc_rqst *, u32 *, struct nfsd3_readres *);
 314 int nfs3svc_encode_writeres(struct svc_rqst *, u32 *, struct nfsd3_writeres *);
 315 int nfs3svc_encode_createres(struct svc_rqst *, u32 *,
 316                                 struct nfsd3_diropres *);
 317 int nfs3svc_encode_renameres(struct svc_rqst *, u32 *,
 318                                 struct nfsd3_renameres *);
 319 int nfs3svc_encode_linkres(struct svc_rqst *, u32 *,
 320                                 struct nfsd3_linkres *);
 321 int nfs3svc_encode_readdirres(struct svc_rqst *, u32 *,
 322                                 struct nfsd3_readdirres *);
 323 int nfs3svc_encode_fsstatres(struct svc_rqst *, u32 *,
 324                                 struct nfsd3_fsstatres *);
 325 int nfs3svc_encode_fsinfores(struct svc_rqst *, u32 *,
 326                                 struct nfsd3_fsinfores *);
 327 int nfs3svc_encode_pathconfres(struct svc_rqst *, u32 *,
 328                                 struct nfsd3_pathconfres *);
 329 int nfs3svc_encode_commitres(struct svc_rqst *, u32 *,
 330                                 struct nfsd3_commitres *);
 331
 332 int nfs3svc_release_fhandle(struct svc_rqst *, u32 *,
 333                                 struct nfsd3_attrstat *);
 334 int nfs3svc_release_fhandle2(struct svc_rqst *, u32 *,
 335                                 struct nfsd3_fhandle_pair *);
 336 int nfs3svc_encode_entry(struct readdir_cd *, const char *name,
 337                                 int namlen, loff_t offset, ino_t ino,
 338                                 unsigned int);
 339 int nfs3svc_encode_entry_plus(struct readdir_cd *, const char *name,
 340                                 int namlen, loff_t offset, ino_t ino,
 341                                 unsigned int);
 342 /* Helper functions for NFSv3 ACL code */
 343 u32 *nfs3svc_encode_post_op_attr(struct svc_rqst *rqstp, u32 *p,
 344                                 struct svc_fh *fhp);
 345 u32 *nfs3svc_decode_fh(u32 *p, struct svc_fh *fhp);
 346
 347
 348 #endif /* _LINUX_NFSD_XDR3_H */