Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
/*	$NetBSD: nfs_prot_nextstep.h,v 1.1.1.3 2015/01/17 16:34:16 christos Exp $	*/

/*
 * Copyright (c) 1997-2014 Erez Zadok
 * Copyright (c) 1990 Jan-Simon Pendry
 * Copyright (c) 1990 Imperial College of Science, Technology & Medicine
 * Copyright (c) 1990 The Regents of the University of California.
 * All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Jan-Simon Pendry at Imperial College, London.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *
 * File: am-utils/conf/nfs_prot/nfs_prot_nextstep.h
 *
 */

#ifndef _AMU_NFS_PROT_H
#define _AMU_NFS_PROT_H

#ifdef HAVE_RPCSVC_NFS_PROT_H
# include <rpcsvc/nfs_prot.h>
#endif /* HAVE_RPCSVC_NFS_PROT_H */
#ifdef HAVE_BSD_RPC_RPC_H
# include <bsd/rpc/rpc.h>
#endif /* HAVE_BSD_RPC_RPC_H */
#ifdef HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif /* HAVE_SYS_STAT_H */

/*
 * odd problems happen during configuration and nextstep's /bin/cc
 * gets strange errors from /bin/sh.  I suspect it may be a conflict
 * over some memory, a bad /bin/cc, or even kernel bug.
 * this is what I get, as a result of running cc inside configure:
 *  /bin/cc -o conftest -g -O2 -D_POSIX_SOURCE conftest.c -lrpcsvc
 *  configure:2294: illegal external declaration, found `#'
 *  configure:2388: illegal file name 'AMU_NFS_PROTOCOL_HEADER'
 *  configure:2416: illegal external declaration, found `{'
 * I have no explanation for it... -Erez
 * Solution: don't use /bin/cc, but gcc 2.7.2.1 or better!
 */

#if 0
/* cannot include this file b/c it refers to non-existing headers */
# include <bsd/nfs/nfs_mount.h>
#endif /* 0 */


/*
 * MACROS:
 */

/* ugly: fix up nextstep's nfs mount type */
#ifdef MOUNT_TYPE_NFS___off_no_longer_needed
# undef MOUNT_TYPE_UFS
# define MOUNT_TYPE_UFS		MOUNT_UFS
# undef MOUNT_TYPE_NFS
# define MOUNT_TYPE_NFS		MOUNT_NFS
# undef MOUNT_TYPE_PCFS
# define MOUNT_TYPE_PCFS	MOUNT_PC
# undef MOUNT_TYPE_LOFS
# define MOUNT_TYPE_LOFS	MOUNT_LO
# undef MOUNT_TYPE_SPECFS
# define MOUNT_TYPE_SPECFS	MOUNT_SPECFS
# undef MOUNT_TYPE_CFS
# define MOUNT_TYPE_CFS		MOUNT_CFS
#endif /* MOUNT_TYPE_NFS */

#define	dr_drok_u	diropres
#define ca_attributes	attributes
#define ca_where	where
#define da_fhandle	dir
#define da_name		name
#define dl_entries	entries
#define dl_eof		eof
#define dr_status	status
#define dr_u		diropres_u
#define drok_attributes	attributes
#define drok_fhandle	file
#define fh_data		data
#define la_fhandle	from
#define la_to		to
#define na_atime	atime
#define na_blocks	blocks
#define na_blocksize	blocksize
#define na_ctime	ctime
#define na_fileid	fileid
#define na_fsid		fsid
#define na_gid		gid
#define na_mode		mode
#define na_mtime	mtime
#define na_nlink	nlink
#define na_rdev		rdev
#define na_size		size
#define na_type		type
#define na_uid		uid
#define ne_cookie	cookie
#define ne_fileid	fileid
#define ne_name		name
#define ne_nextentry	nextentry
#define ns_attr_u	attributes
#define ns_status	status
#define ns_u		attrstat_u
#define nt_seconds	seconds
#define nt_useconds	useconds
#define ra_count	count
#define ra_fhandle	file
#define ra_offset	offset
#define ra_totalcount	totalcount
#define raok_attributes	attributes
#define raok_len_u	data_len
#define raok_u		data
#define raok_val_u	data_val
#define rda_cookie	cookie
#define rda_count	count
#define rda_fhandle	dir
#define rdr_reply_u	reply
#define rdr_status	status
#define rdr_u		readdirres_u
#define rlr_data_u	data
#define rlr_status	status
#define rlr_u		readlinkres_u
#define rna_from	from
#define rna_to		to
#define rr_reply_u	reply
#define rr_status	status
#define rr_u		readres_u
#define sa_atime	atime
#define sa_gid		gid
#define sa_mode		mode
#define sa_mtime	mtime
#define sa_size		size
#define sa_uid		uid
#define sag_attributes	attributes
#define sag_fhandle	file
#define sfr_reply_u	reply
#define sfr_status	status
#define sfr_u		statfsres_u
#define sfrok_bavail	bavail
#define sfrok_bfree	bfree
#define sfrok_blocks	blocks
#define sfrok_bsize	bsize
#define sfrok_tsize	tsize
#define sla_attributes	attributes
#define sla_from	from
#define sla_to		to
#define wra_beginoffset	beginoffset
#define wra_fhandle	file
#define wra_len_u	data_len
#define wra_offset	offset
#define wra_totalcount	totalcount
#define wra_u		data
#define wra_val_u	data_val

/* map field names */
#define ex_dir ex_name
#define gr_name g_name
#define gr_next g_next
#define ml_directory ml_path
#define ml_hostname ml_name
#define ml_next ml_nxt

/*
 * NFS mount option flags
 */
#define	NFSMNT_SOFT	0x001	/* soft mount (hard is default) */
#define	NFSMNT_WSIZE	0x002	/* set write size */
#define	NFSMNT_RSIZE	0x004	/* set read size */
#define	NFSMNT_TIMEO	0x008	/* set initial timeout */
#define	NFSMNT_RETRANS	0x010	/* set number of request retries */
#define	NFSMNT_HOSTNAME	0x020	/* set hostname for error printf */
#define	NFSMNT_INT	0x040	/* allow interrupts on hard mount */
#define	NFSMNT_NOAC	0x080	/* don't cache attributes */
#define	NFSMNT_ACREGMIN	0x0100	/* set min secs for file attr cache */
#define	NFSMNT_ACREGMAX	0x0200	/* set max secs for file attr cache */
#define	NFSMNT_ACDIRMIN	0x0400	/* set min secs for dir attr cache */
#define	NFSMNT_ACDIRMAX	0x0800	/* set max secs for dir attr cache */
#define NFSMNT_SECURE	0x1000	/* secure mount */
#define NFSMNT_NOCTO	0x2000	/* no close-to-open consistency */

#define NFS_PORT	2049
#ifndef NFS_MAXDATA
# define NFS_MAXDATA	8192
#endif /* NFS_MAXDATA */
#define NFS_MAXPATHLEN	1024
#define NFS_MAXNAMLEN	255
#define NFS_FHSIZE	32
#define NFS_COOKIESIZE	4
#define	MNTPATHLEN	1024
#define	MNTNAMLEN	255

#define NFSMODE_FMT	0170000
#define NFSMODE_DIR	0040000
#define NFSMODE_CHR	0020000
#define NFSMODE_BLK	0060000
#define NFSMODE_REG	0100000
#define NFSMODE_LNK	0120000
#define NFSMODE_SOCK	0140000
#define NFSMODE_FIFO	0010000

#ifndef NFS_PROGRAM
# define NFS_PROGRAM	((u_long)100003)
#endif /* not NFS_PROGRAM */
#ifndef NFS_VERSION
# define NFS_VERSION	((u_long)2)
#endif /* not NFS_VERSION */

#define NFSPROC_NULL		((u_long)0)
#define NFSPROC_GETATTR		((u_long)1)
#define NFSPROC_SETATTR		((u_long)2)
#define NFSPROC_ROOT		((u_long)3)
#define NFSPROC_LOOKUP		((u_long)4)
#define NFSPROC_READLINK	((u_long)5)
#define NFSPROC_READ		((u_long)6)
#define NFSPROC_WRITECACHE	((u_long)7)
#define NFSPROC_WRITE		((u_long)8)
#define NFSPROC_CREATE		((u_long)9)
#define NFSPROC_REMOVE		((u_long)10)
#define NFSPROC_RENAME		((u_long)11)
#define NFSPROC_LINK		((u_long)12)
#define NFSPROC_SYMLINK		((u_long)13)
#define NFSPROC_MKDIR		((u_long)14)
#define NFSPROC_RMDIR		((u_long)15)
#define NFSPROC_READDIR		((u_long)16)
#define NFSPROC_STATFS		((u_long)17)

/*
 * fix up or complete other some definitions...
 */
#define WNOHANG         01
#define WUNTRACED       02
#define WIFSTOPPED(status)      ((status) & 0100)
#define WSTOPSIG(status)        (int)(WIFSTOPPED(status) ? \
				      (((status) >> 8) & 0177) : -1)
#define WIFSIGNALED(status)     ( !WIFEXITED(status) && \
				  !WIFSTOPPED(status) )
#define WTERMSIG(status)        (int)(WIFSIGNALED(status) ? \
                                      ((status) & 0177) : -1)
/* define missing macros */
#ifndef S_ISDIR
# ifdef S_IFMT
#  define S_ISDIR(mode)   (((mode) & (S_IFMT)) == (S_IFDIR))
# else /* not S_IFMT */
#  define S_ISDIR(mode)   (((mode) & (_S_IFMT)) == (_S_IFDIR))
# endif /* not S_IFMT */
#endif /* not S_ISDIR */

/*
 * ENUMS:
 */

enum nfstype {
  NFNON = 0,
  NFREG = 1,
  NFDIR = 2,
  NFBLK = 3,
  NFCHR = 4,
  NFLNK = 5,
  NFSOCK = 6,
  NFBAD = 7,
  NFFIFO = 8,
};

enum nfsstat {
  NFS_OK = 0,                     /* no error */
  NFSERR_PERM=EPERM,              /* Not owner */
  NFSERR_NOENT=ENOENT,            /* No such file or directory */
  NFSERR_IO=EIO,                  /* I/O error */
  NFSERR_NXIO=ENXIO,              /* No such device or address */
  NFSERR_ACCES=EACCES,            /* Permission denied */
  NFSERR_EXIST=EEXIST,            /* File exists */
  NFSERR_NODEV=ENODEV,            /* No such device */
  NFSERR_NOTDIR=ENOTDIR,          /* Not a directory */
  NFSERR_ISDIR=EISDIR,            /* Is a directory */
  NFSERR_FBIG=EFBIG,              /* File too large */
  NFSERR_NOSPC=ENOSPC,            /* No space left on device */
  NFSERR_ROFS=EROFS,              /* Read-only file system */
  NFSERR_NAMETOOLONG=ENAMETOOLONG,/* File name too long */
  NFSERR_NOTEMPTY=ENOTEMPTY,      /* Directory not empty */
  NFSERR_DQUOT=EDQUOT,            /* Disc quota exceeded */
  NFSERR_STALE=ESTALE,            /* Stale NFS file handle */
  NFSERR_WFLUSH                   /* write cache flushed */
};


/*
 * TYPEDEFS:
 */
typedef char *dirpath;
typedef char *filename;
typedef char *name;
typedef char *nfspath;
typedef char fhandle[NFS_FHSIZE];
typedef char nfscookie[NFS_COOKIESIZE];
typedef enum ftype ftype;
typedef enum nfsstat nfsstat;
typedef enum nfstype nfsftype;
typedef fhandle fhandle_t;
typedef struct attrstat nfsattrstat;
typedef struct createargs nfscreateargs;
typedef struct dirlist nfsdirlist;
typedef struct diropargs nfsdiropargs;
typedef struct diropokres nfsdiropokres;
typedef struct diropres nfsdiropres;
typedef struct entry nfsentry;
typedef struct exports *exports;
typedef struct exports exportnode;
typedef struct fattr nfsfattr;
typedef struct fhstatus fhstatus;
typedef struct groups *groups;
typedef struct groups groupnode;
typedef struct linkargs nfslinkargs;
typedef struct mountlist *mountlist;
typedef struct mountlist mountbody;
typedef struct nfs_fh nfs_fh;
typedef struct nfstime nfstime;
typedef struct readargs nfsreadargs;
typedef struct readdirargs nfsreaddirargs;
typedef struct readdirres nfsreaddirres;
typedef struct readlinkres nfsreadlinkres;
typedef struct readokres nfsreadokres;
typedef struct readres nfsreadres;
typedef struct renameargs nfsrenameargs;
typedef struct sattr nfssattr;
typedef struct sattrargs nfssattrargs;
typedef struct statfsokres nfsstatfsokres;
typedef struct statfsres nfsstatfsres;
typedef struct symlinkargs nfssymlinkargs;
typedef struct writeargs nfswriteargs;


/*
 * EXTERNALS:
 */

extern nfsattrstat *nfsproc_getattr_2_svc(nfs_fh *, struct svc_req *);
extern nfsattrstat *nfsproc_setattr_2_svc(nfssattrargs *, struct svc_req *);
extern nfsattrstat *nfsproc_write_2_svc(nfswriteargs *, struct svc_req *);
extern nfsdiropres *nfsproc_create_2_svc(nfscreateargs *, struct svc_req *);
extern nfsdiropres *nfsproc_lookup_2_svc(nfsdiropargs *, struct svc_req *);
extern nfsdiropres *nfsproc_mkdir_2_svc(nfscreateargs *, struct svc_req *);
extern nfsreaddirres *nfsproc_readdir_2_svc(nfsreaddirargs *, struct svc_req *);
extern nfsreadlinkres *nfsproc_readlink_2_svc(nfs_fh *, struct svc_req *);
extern nfsreadres *nfsproc_read_2_svc(nfsreadargs *, struct svc_req *);
extern nfsstat *nfsproc_link_2_svc(nfslinkargs *, struct svc_req *);
extern nfsstat *nfsproc_remove_2_svc(nfsdiropargs *, struct svc_req *);
extern nfsstat *nfsproc_rename_2_svc(nfsrenameargs *, struct svc_req *);
extern nfsstat *nfsproc_rmdir_2_svc(nfsdiropargs *, struct svc_req *);
extern nfsstat *nfsproc_symlink_2_svc(nfssymlinkargs *, struct svc_req *);
extern nfsstatfsres *nfsproc_statfs_2_svc(nfs_fh *, struct svc_req *);
extern void *nfsproc_null_2_svc(void *, struct svc_req *);
extern void *nfsproc_root_2_svc(void *, struct svc_req *);
extern void *nfsproc_writecache_2_svc(void *, struct svc_req *);

extern bool_t xdr_attrstat(XDR *, nfsattrstat*);
extern bool_t xdr_createargs(XDR *, nfscreateargs*);
extern bool_t xdr_dirlist(XDR *, nfsdirlist*);
extern bool_t xdr_diropargs(XDR *, nfsdiropargs*);
extern bool_t xdr_diropokres(XDR *, nfsdiropokres*);
extern bool_t xdr_diropres(XDR *, nfsdiropres*);
extern bool_t xdr_entry(XDR *, nfsentry*);
extern bool_t xdr_fattr(XDR *, nfsfattr*);
extern bool_t xdr_filename(XDR *, filename*);
extern bool_t xdr_ftype(XDR *, nfsftype*);
extern bool_t xdr_linkargs(XDR *, nfslinkargs*);
extern bool_t xdr_mountlist(XDR *xdrs, mountlist *objp);
extern bool_t xdr_nfs_fh(XDR *, nfs_fh*);
extern bool_t xdr_nfscookie(XDR *, nfscookie);
extern bool_t xdr_nfspath(XDR *, nfspath*);
extern bool_t xdr_nfsstat(XDR *, nfsstat*);
extern bool_t xdr_nfstime(XDR *, nfstime*);
extern bool_t xdr_readargs(XDR *, nfsreadargs*);
extern bool_t xdr_readdirargs(XDR *, nfsreaddirargs*);
extern bool_t xdr_readdirres(XDR *, nfsreaddirres*);
extern bool_t xdr_readlinkres(XDR *, nfsreadlinkres*);
extern bool_t xdr_readokres(XDR *, nfsreadokres*);
extern bool_t xdr_readres(XDR *, nfsreadres*);
extern bool_t xdr_renameargs(XDR *, nfsrenameargs*);
extern bool_t xdr_sattr(XDR *, nfssattr*);
extern bool_t xdr_sattrargs(XDR *, nfssattrargs*);
extern bool_t xdr_statfsokres(XDR *, nfsstatfsokres*);
extern bool_t xdr_statfsres(XDR *, nfsstatfsres*);
extern bool_t xdr_symlinkargs(XDR *, nfssymlinkargs*);
extern bool_t xdr_writeargs(XDR *, nfswriteargs*);


/*
 * STRUCTURES:
 */

struct nfs_args {
  struct sockaddr_in	*addr;		/* file server address */
  caddr_t		fh;		/* File handle to be mounted */
  int			flags;		/* flags */
  int			wsize;		/* write size in bytes */
  int			rsize;		/* read size in bytes */
  int			timeo;		/* initial timeout in .1 secs */
  int			retrans;	/* times to retry send */
  char			*hostname;	/* server's hostname */
  int			acregmin;	/* attr cache file min secs */
  int			acregmax;	/* attr cache file max secs */
  int			acdirmin;	/* attr cache dir min secs */
  int			acdirmax;	/* attr cache dir max secs */
  char			*netname;	/* server's netname */
};

struct nfs_fh {
  char data[NFS_FHSIZE];
};

struct nfstime {
  u_int nt_seconds;
  u_int nt_useconds;
};

struct fattr {
  nfsftype na_type;
  u_int na_mode;
  u_int na_nlink;
  u_int na_uid;
  u_int na_gid;
  u_int na_size;
  u_int na_blocksize;
  u_int na_rdev;
  u_int na_blocks;
  u_int na_fsid;
  u_int na_fileid;
  nfstime na_atime;
  nfstime na_mtime;
  nfstime na_ctime;
};

struct sattr {
  u_int sa_mode;
  u_int sa_uid;
  u_int sa_gid;
  u_int sa_size;
  nfstime sa_atime;
  nfstime sa_mtime;
};

struct attrstat {
  nfsstat ns_status;
  union {
    nfsfattr ns_attr_u;
  } ns_u;
};

struct sattrargs {
  nfs_fh sag_fhandle;
  nfssattr sag_attributes;
};

struct diropargs {
  nfs_fh da_fhandle;		/* was dir */
  filename da_name;
};

struct diropokres {
  nfs_fh drok_fhandle;
  nfsfattr drok_attributes;
};

struct diropres {
  nfsstat dr_status;		/* was status */
  union {
    nfsdiropokres dr_drok_u;	/* was diropres */
  } dr_u;			/* was diropres_u */
};

struct readlinkres {
  nfsstat rlr_status;
  union {
    nfspath rlr_data_u;
  } rlr_u;
};

struct readargs {
  nfs_fh ra_fhandle;
  u_int ra_offset;
  u_int ra_count;
  u_int ra_totalcount;
};

struct readokres {
  nfsfattr raok_attributes;
  struct {
    u_int raok_len_u;
    char *raok_val_u;
  } raok_u;
};

struct readres {
  nfsstat rr_status;
  union {
    nfsreadokres rr_reply_u;
  } rr_u;
};

struct writeargs {
  nfs_fh wra_fhandle;
  u_int wra_beginoffset;
  u_int wra_offset;
  u_int wra_totalcount;
  struct {
    u_int wra_len_u;
    char *wra_val_u;
  } wra_u;
};

struct createargs {
  nfsdiropargs ca_where;
  nfssattr ca_attributes;
};

struct renameargs {
  nfsdiropargs rna_from;
  nfsdiropargs rna_to;
};

struct linkargs {
  nfs_fh la_fhandle;
  nfsdiropargs la_to;
};

struct symlinkargs {
  nfsdiropargs sla_from;
  nfspath sla_to;
  nfssattr sla_attributes;
};

struct readdirargs {
  nfs_fh rda_fhandle;
  nfscookie rda_cookie;
  u_int rda_count;
};

struct entry {
  u_int ne_fileid;
  filename ne_name;
  nfscookie ne_cookie;
  nfsentry *ne_nextentry;
};

struct dirlist {
  nfsentry *dl_entries;
  bool_t dl_eof;
};

struct readdirres {
  nfsstat rdr_status;
  union {
    nfsdirlist rdr_reply_u;
  } rdr_u;
};

struct statfsokres {
  u_int sfrok_tsize;
  u_int sfrok_bsize;
  u_int sfrok_blocks;
  u_int sfrok_bfree;
  u_int sfrok_bavail;
};

struct statfsres {
  nfsstat sfr_status;
  union {
    nfsstatfsokres sfr_reply_u;
  } sfr_u;
};

#endif /* not _AMU_NFS_PROT_H */