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