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1/*
2   Unix SMB/CIFS implementation.
3   Wrap gpfs calls in vfs functions.
4
5   Copyright (C) Christian Ambach <cambach1@de.ibm.com> 2006
6
7   Major code contributions by Chetan Shringarpure <chetan.sh@in.ibm.com>
8                            and Gomati Mohanan <gomati.mohanan@in.ibm.com>
9
10   This program is free software; you can redistribute it and/or modify
11   it under the terms of the GNU General Public License as published by
12   the Free Software Foundation; either version 2 of the License, or
13   (at your option) any later version.
14
15   This program is distributed in the hope that it will be useful,
16   but WITHOUT ANY WARRANTY; without even the implied warranty of
17   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18   GNU General Public License for more details.
19
20   You should have received a copy of the GNU General Public License
21   along with this program; if not, write to the Free Software
22   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23
24
25*/
26
27#include "includes.h"
28
29#undef DBGC_CLASS
30#define DBGC_CLASS DBGC_VFS
31
32#include <gpfs_gpl.h>
33#include "nfs4_acls.h"
34
35
36static int vfs_gpfs_kernel_flock(vfs_handle_struct *handle, files_struct *fsp,
37				 int fd, uint32 share_mode)
38{
39
40	START_PROFILE(syscall_kernel_flock);
41
42	kernel_flock(fsp->fh->fd, share_mode);
43
44	if (!set_gpfs_sharemode(fsp, fsp->access_mask, fsp->share_access)) {
45
46		return -1;
47
48	}
49
50	END_PROFILE(syscall_kernel_flock);
51
52	return 0;
53}
54
55static int vfs_gpfs_setlease(vfs_handle_struct *handle, files_struct *fsp,
56				 int fd, int leasetype)
57{
58	int ret;
59
60	START_PROFILE(syscall_linux_setlease);
61
62	if ( linux_set_lease_sighandler(fd) == -1)
63		return -1;
64
65	ret = set_gpfs_lease(fd,leasetype);
66
67	if ( ret < 0 ) {
68		/* This must have come from GPFS not being available */
69		/* or some other error, hence call the default */
70		ret = linux_setlease(fd, leasetype);
71	}
72
73	END_PROFILE(syscall_linux_setlease);
74
75	return ret;
76}
77
78
79
80static void gpfs_dumpacl(int level, struct gpfs_acl *gacl)
81{
82	int	i;
83	if (gacl==NULL)
84	{
85		DEBUG(0, ("gpfs acl is NULL\n"));
86		return;
87	}
88
89	DEBUG(level, ("gpfs acl: nace: %d, type:%d, version:%d, level:%d, len:%d\n",
90		gacl->acl_nace, gacl->acl_type, gacl->acl_version, gacl->acl_level, gacl->acl_len));
91	for(i=0; i<gacl->acl_nace; i++)
92	{
93		struct gpfs_ace_v4 *gace = gacl->ace_v4 + i;
94		DEBUG(level, ("\tace[%d]: type:%d, flags:0x%x, mask:0x%x, iflags:0x%x, who:%u\n",
95			i, gace->aceType, gace->aceFlags, gace->aceMask,
96			gace->aceIFlags, gace->aceWho));
97	}
98}
99
100static struct gpfs_acl *gpfs_getacl_alloc(const char *fname, gpfs_aclType_t type)
101{
102	struct gpfs_acl *acl;
103	size_t len = 200;
104	int ret;
105	TALLOC_CTX *mem_ctx = main_loop_talloc_get();
106
107	acl = (struct gpfs_acl *)TALLOC_SIZE(mem_ctx, len);
108	if (acl == NULL) {
109		errno = ENOMEM;
110		return NULL;
111	}
112
113	acl->acl_len = len;
114	acl->acl_level = 0;
115	acl->acl_version = 0;
116	acl->acl_type = type;
117
118	ret = smbd_gpfs_getacl((char *)fname, GPFS_GETACL_STRUCT | GPFS_ACL_SAMBA, acl);
119	if ((ret != 0) && (errno == ENOSPC)) {
120		struct gpfs_acl *new_acl = (struct gpfs_acl *)TALLOC_SIZE(
121			mem_ctx, acl->acl_len + sizeof(struct gpfs_acl));
122		if (new_acl == NULL) {
123			errno = ENOMEM;
124			return NULL;
125		}
126
127		new_acl->acl_len = acl->acl_len;
128		new_acl->acl_level = acl->acl_level;
129		new_acl->acl_version = acl->acl_version;
130		new_acl->acl_type = acl->acl_type;
131		acl = new_acl;
132
133		ret = smbd_gpfs_getacl((char *)fname, GPFS_GETACL_STRUCT | GPFS_ACL_SAMBA, acl);
134	}
135	if (ret != 0)
136	{
137		DEBUG(8, ("smbd_gpfs_getacl failed with %s\n",strerror(errno)));
138		return NULL;
139	}
140
141	return acl;
142}
143
144static BOOL gpfs_get_nfs4_acl(struct files_struct *fsp, SMB4ACL_T **ppacl, BOOL *pretryPosix)
145{
146	TALLOC_CTX *mem_ctx;
147	int i;
148	struct gpfs_acl *gacl = NULL;
149
150	mem_ctx = main_loop_talloc_get();
151
152	DEBUG(10, ("gpfs_get_nfs4_acl invoked for %s\n", fsp->fsp_name));
153
154	/* First get the real acl length */
155	gacl = gpfs_getacl_alloc(fsp->fsp_name, GPFS_ACL_TYPE_NFS4);
156	if (gacl == NULL) {
157		DEBUG(9, ("gpfs_getacl failed for %s with %s\n",
158			   fsp->fsp_name, strerror(errno)));
159		return False;
160	}
161
162	if (gacl->acl_type != GPFS_ACL_TYPE_NFS4) {
163		DEBUG(10, ("Got non-nfsv4 acl\n"));
164		*pretryPosix = True;
165		return False;
166	}
167
168	*ppacl = smb_create_smb4acl();
169
170	DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d\n",
171		   gacl->acl_len, gacl->acl_level, gacl->acl_version,
172		   gacl->acl_nace));
173
174	for (i=0; i<gacl->acl_nace; i++) {
175		struct gpfs_ace_v4 *gace = &gacl->ace_v4[i];
176		SMB_ACE4PROP_T smbace;
177		memset(&smbace, 0, sizeof(SMB4ACE_T));
178
179		DEBUG(10, ("type: %d, iflags: %x, flags: %x, mask: %x, "
180			   "who: %d\n", gace->aceType, gace->aceIFlags,
181			   gace->aceFlags, gace->aceMask, gace->aceWho));
182
183		if (gace->aceIFlags & ACE4_IFLAG_SPECIAL_ID) {
184			smbace.flags |= SMB_ACE4_ID_SPECIAL;
185			switch (gace->aceWho) {
186			case ACE4_SPECIAL_OWNER:
187				smbace.who.special_id = SMB_ACE4_WHO_OWNER;
188				break;
189			case ACE4_SPECIAL_GROUP:
190				smbace.who.special_id = SMB_ACE4_WHO_GROUP;
191				break;
192			case ACE4_SPECIAL_EVERYONE:
193				smbace.who.special_id = SMB_ACE4_WHO_EVERYONE;
194				break;
195			default:
196				DEBUG(8, ("invalid special gpfs id %d "
197					  "ignored\n", gace->aceWho));
198				continue; /* don't add it */
199			}
200		} else {
201			if (gace->aceFlags & ACE4_FLAG_GROUP_ID)
202				smbace.who.gid = gace->aceWho;
203			else
204				smbace.who.uid = gace->aceWho;
205		}
206
207		smbace.aceType = gace->aceType;
208		smbace.aceFlags = gace->aceFlags;
209		smbace.aceMask = gace->aceMask;
210		smbace.flags = (gace->aceIFlags&ACE4_IFLAG_SPECIAL_ID) ? SMB_ACE4_ID_SPECIAL : 0;
211
212		smb_add_ace4(*ppacl, &smbace);
213	}
214
215	return True;
216}
217
218static size_t gpfsacl_get_nt_acl_common(files_struct *fsp,
219	uint32 security_info, SEC_DESC **ppdesc)
220{
221	SMB4ACL_T *pacl = NULL;
222	BOOL	result;
223	BOOL	retryPosix = False;
224
225	*ppdesc = NULL;
226	result = gpfs_get_nfs4_acl(fsp, &pacl, &retryPosix);
227	if (retryPosix)
228	{
229		DEBUG(10, ("retrying with posix acl...\n"));
230		return get_nt_acl(fsp, security_info, ppdesc);
231	}
232	if (result==False)
233		return 0;
234
235	return smb_get_nt_acl_nfs4(fsp, security_info, ppdesc, pacl);
236}
237
238size_t gpfsacl_fget_nt_acl(vfs_handle_struct *handle,
239	files_struct *fsp, int fd, uint32 security_info,
240	SEC_DESC **ppdesc)
241{
242        return gpfsacl_get_nt_acl_common(fsp, security_info, ppdesc);
243}
244
245size_t gpfsacl_get_nt_acl(vfs_handle_struct *handle,
246	files_struct *fsp, const char *name,
247	uint32 security_info, SEC_DESC **ppdesc)
248{
249	return gpfsacl_get_nt_acl_common(fsp, security_info, ppdesc);
250}
251
252static BOOL gpfsacl_process_smbacl(files_struct *fsp, SMB4ACL_T *smbacl)
253{
254	int ret;
255	gpfs_aclLen_t gacl_len;
256	SMB4ACE_T	*smbace;
257	struct gpfs_acl *gacl;
258	TALLOC_CTX *mem_ctx  = main_loop_talloc_get();
259
260	gacl_len = sizeof(struct gpfs_acl) +
261		(smb_get_naces(smbacl)-1)*sizeof(gpfs_ace_v4_t);
262
263	gacl = TALLOC_SIZE(mem_ctx, gacl_len);
264	if (gacl == NULL) {
265		DEBUG(0, ("talloc failed\n"));
266		errno = ENOMEM;
267		return False;
268	}
269
270	gacl->acl_len = gacl_len;
271	gacl->acl_level = 0;
272	gacl->acl_version = GPFS_ACL_VERSION_NFS4;
273	gacl->acl_type = GPFS_ACL_TYPE_NFS4;
274	gacl->acl_nace = 0; /* change later... */
275
276	for (smbace=smb_first_ace4(smbacl); smbace!=NULL; smbace = smb_next_ace4(smbace)) {
277		struct gpfs_ace_v4 *gace = &gacl->ace_v4[gacl->acl_nace];
278		SMB_ACE4PROP_T	*aceprop = smb_get_ace4(smbace);
279
280		gace->aceType = aceprop->aceType;
281		gace->aceFlags = aceprop->aceFlags;
282		gace->aceMask = aceprop->aceMask;
283		gace->aceIFlags = (aceprop->flags&SMB_ACE4_ID_SPECIAL) ? ACE4_IFLAG_SPECIAL_ID : 0;
284
285		if (aceprop->flags&SMB_ACE4_ID_SPECIAL)
286		{
287			switch(aceprop->who.special_id)
288			{
289			case SMB_ACE4_WHO_EVERYONE:
290				gace->aceWho = ACE4_SPECIAL_EVERYONE;
291				break;
292			case SMB_ACE4_WHO_OWNER:
293				gace->aceWho = ACE4_SPECIAL_OWNER;
294				break;
295			case SMB_ACE4_WHO_GROUP:
296				gace->aceWho = ACE4_SPECIAL_GROUP;
297				break;
298			default:
299				DEBUG(8, ("unsupported special_id %d\n", aceprop->who.special_id));
300				continue; /* don't add it !!! */
301			}
302		} else {
303			/* just only for the type safety... */
304			if (aceprop->aceFlags&SMB_ACE4_IDENTIFIER_GROUP)
305				gace->aceWho = aceprop->who.gid;
306			else
307				gace->aceWho = aceprop->who.uid;
308		}
309
310		gacl->acl_nace++;
311	}
312
313	ret = smbd_gpfs_putacl(fsp->fsp_name, GPFS_PUTACL_STRUCT | GPFS_ACL_SAMBA, gacl);
314	if (ret != 0) {
315		DEBUG(8, ("gpfs_putacl failed with %s\n", strerror(errno)));
316		gpfs_dumpacl(8, gacl);
317		return False;
318	}
319
320	DEBUG(10, ("gpfs_putacl succeeded\n"));
321	return True;
322}
323
324static BOOL gpfsacl_set_nt_acl_internal(files_struct *fsp, uint32 security_info_sent, SEC_DESC *psd)
325{
326	struct gpfs_acl *acl;
327	BOOL	result = False;
328
329	acl = gpfs_getacl_alloc(fsp->fsp_name, GPFS_ACL_TYPE_ACCESS);
330	if (acl == NULL)
331		return False;
332
333	if (acl->acl_version&GPFS_ACL_VERSION_NFS4)
334	{
335		result = smb_set_nt_acl_nfs4(
336			fsp, security_info_sent, psd,
337			gpfsacl_process_smbacl);
338	} else { /* assume POSIX ACL - by default... */
339		result = set_nt_acl(fsp, security_info_sent, psd);
340	}
341
342	return result;
343}
344
345static BOOL gpfsacl_fset_nt_acl(vfs_handle_struct *handle, files_struct *fsp, int fd, uint32 security_info_sent, SEC_DESC *psd)
346{
347	return gpfsacl_set_nt_acl_internal(fsp, security_info_sent, psd);
348}
349
350static BOOL gpfsacl_set_nt_acl(vfs_handle_struct *handle, files_struct *fsp, char *name, uint32 security_info_sent, SEC_DESC *psd)
351{
352	return gpfsacl_set_nt_acl_internal(fsp, security_info_sent, psd);
353}
354
355static SMB_ACL_T gpfs2smb_acl(const struct gpfs_acl *pacl)
356{
357	SMB_ACL_T result;
358	int i;
359
360	result = sys_acl_init(pacl->acl_nace);
361	if (result == NULL) {
362		errno = ENOMEM;
363		return NULL;
364	}
365
366	result->count = pacl->acl_nace;
367
368	for (i=0; i<pacl->acl_nace; i++) {
369		struct smb_acl_entry *ace = &result->acl[i];
370		const struct gpfs_ace_v1 *g_ace = &pacl->ace_v1[i];
371
372		DEBUG(10, ("Converting type %d id %lu perm %x\n",
373			   (int)g_ace->ace_type, (unsigned long)g_ace->ace_who,
374			   (int)g_ace->ace_perm));
375
376		switch (g_ace->ace_type) {
377		case GPFS_ACL_USER:
378			ace->a_type = SMB_ACL_USER;
379			ace->uid = (uid_t)g_ace->ace_who;
380			break;
381		case GPFS_ACL_USER_OBJ:
382			ace->a_type = SMB_ACL_USER_OBJ;
383			break;
384		case GPFS_ACL_GROUP:
385			ace->a_type = SMB_ACL_GROUP;
386			ace->gid = (gid_t)g_ace->ace_who;
387			break;
388		case GPFS_ACL_GROUP_OBJ:
389 			ace->a_type = SMB_ACL_GROUP_OBJ;
390			break;
391		case GPFS_ACL_OTHER:
392			ace->a_type = SMB_ACL_OTHER;
393			break;
394		case GPFS_ACL_MASK:
395			ace->a_type = SMB_ACL_MASK;
396			break;
397		default:
398			DEBUG(10, ("Got invalid ace_type: %d\n",
399				   g_ace->ace_type));
400			errno = EINVAL;
401			SAFE_FREE(result);
402			return NULL;
403		}
404
405		ace->a_perm = 0;
406		ace->a_perm |= (g_ace->ace_perm & ACL_PERM_READ) ?
407			SMB_ACL_READ : 0;
408		ace->a_perm |= (g_ace->ace_perm & ACL_PERM_WRITE) ?
409			SMB_ACL_WRITE : 0;
410		ace->a_perm |= (g_ace->ace_perm & ACL_PERM_EXECUTE) ?
411			SMB_ACL_EXECUTE : 0;
412
413		DEBUGADD(10, ("Converted to %d perm %x\n",
414			      ace->a_type, ace->a_perm));
415	}
416
417	return result;
418}
419
420static SMB_ACL_T gpfsacl_get_posix_acl(const char *path, gpfs_aclType_t type)
421{
422	struct gpfs_acl *pacl;
423	SMB_ACL_T result = NULL;
424
425	pacl = gpfs_getacl_alloc(path, type);
426
427	if (pacl == NULL) {
428		DEBUG(10, ("gpfs_getacl failed for %s with %s\n",
429			   path, strerror(errno)));
430		if (errno == 0) {
431			errno = EINVAL;
432		}
433		goto done;
434	}
435
436	if (pacl->acl_version != GPFS_ACL_VERSION_POSIX) {
437		DEBUG(10, ("Got acl version %d, expected %d\n",
438			   pacl->acl_version, GPFS_ACL_VERSION_POSIX));
439		errno = EINVAL;
440		goto done;
441	}
442
443	DEBUG(10, ("len: %d, level: %d, version: %d, nace: %d\n",
444		   pacl->acl_len, pacl->acl_level, pacl->acl_version,
445		   pacl->acl_nace));
446
447	result = gpfs2smb_acl(pacl);
448	if (result == NULL) {
449		goto done;
450	}
451
452 done:
453
454	if (errno != 0) {
455		SAFE_FREE(result);
456	}
457	return result;
458}
459
460SMB_ACL_T gpfsacl_sys_acl_get_file(vfs_handle_struct *handle,
461
462				    const char *path_p,
463				    SMB_ACL_TYPE_T type)
464{
465	gpfs_aclType_t gpfs_type;
466
467	switch(type) {
468	case SMB_ACL_TYPE_ACCESS:
469		gpfs_type = GPFS_ACL_TYPE_ACCESS;
470		break;
471	case SMB_ACL_TYPE_DEFAULT:
472		gpfs_type = GPFS_ACL_TYPE_DEFAULT;
473		break;
474	default:
475		DEBUG(0, ("Got invalid type: %d\n", type));
476		smb_panic("exiting");
477	}
478
479	return gpfsacl_get_posix_acl(path_p, gpfs_type);
480}
481
482SMB_ACL_T gpfsacl_sys_acl_get_fd(vfs_handle_struct *handle,
483				  files_struct *fsp,
484				  int fd)
485{
486	return gpfsacl_get_posix_acl(fsp->fsp_name, GPFS_ACL_TYPE_ACCESS);
487}
488
489static struct gpfs_acl *smb2gpfs_acl(const SMB_ACL_T pacl,
490				     SMB_ACL_TYPE_T type)
491{
492	gpfs_aclLen_t len;
493	struct gpfs_acl *result;
494	int i;
495	union gpfs_ace_union
496	{
497		gpfs_ace_v1_t  ace_v1[1]; /* when GPFS_ACL_VERSION_POSIX */
498		gpfs_ace_v4_t  ace_v4[1]; /* when GPFS_ACL_VERSION_NFS4  */
499	};
500
501	DEBUG(10, ("smb2gpfs_acl: Got ACL with %d entries\n", pacl->count));
502
503	len = sizeof(struct gpfs_acl) - sizeof(union gpfs_ace_union) +
504		(pacl->count)*sizeof(gpfs_ace_v1_t);
505
506	result = SMB_MALLOC(len);
507	if (result == NULL) {
508		errno = ENOMEM;
509		return result;
510	}
511
512	result->acl_len = len;
513	result->acl_level = 0;
514	result->acl_version = GPFS_ACL_VERSION_POSIX;
515	result->acl_type = (type == SMB_ACL_TYPE_DEFAULT) ?
516		GPFS_ACL_TYPE_DEFAULT : GPFS_ACL_TYPE_ACCESS;
517	result->acl_nace = pacl->count;
518
519	for (i=0; i<pacl->count; i++) {
520		const struct smb_acl_entry *ace = &pacl->acl[i];
521		struct gpfs_ace_v1 *g_ace = &result->ace_v1[i];
522
523		DEBUG(10, ("Converting type %d perm %x\n",
524			   (int)ace->a_type, (int)ace->a_perm));
525
526		g_ace->ace_perm = 0;
527
528		switch(ace->a_type) {
529		case SMB_ACL_USER:
530			g_ace->ace_type = GPFS_ACL_USER;
531			g_ace->ace_who = (gpfs_uid_t)ace->uid;
532			break;
533		case SMB_ACL_USER_OBJ:
534			g_ace->ace_type = GPFS_ACL_USER_OBJ;
535			g_ace->ace_perm |= ACL_PERM_CONTROL;
536			g_ace->ace_who = 0;
537			break;
538		case SMB_ACL_GROUP:
539			g_ace->ace_type = GPFS_ACL_GROUP;
540			g_ace->ace_who = (gpfs_uid_t)ace->gid;
541			break;
542		case SMB_ACL_GROUP_OBJ:
543			g_ace->ace_type = GPFS_ACL_GROUP_OBJ;
544			g_ace->ace_who = 0;
545			break;
546		case SMB_ACL_MASK:
547			g_ace->ace_type = GPFS_ACL_MASK;
548			g_ace->ace_perm = 0x8f;
549			g_ace->ace_who = 0;
550			break;
551		case SMB_ACL_OTHER:
552			g_ace->ace_type = GPFS_ACL_OTHER;
553			g_ace->ace_who = 0;
554			break;
555		default:
556			DEBUG(10, ("Got invalid ace_type: %d\n", ace->a_type));
557			errno = EINVAL;
558			SAFE_FREE(result);
559			return NULL;
560		}
561
562		g_ace->ace_perm |= (ace->a_perm & SMB_ACL_READ) ?
563			ACL_PERM_READ : 0;
564		g_ace->ace_perm |= (ace->a_perm & SMB_ACL_WRITE) ?
565			ACL_PERM_WRITE : 0;
566		g_ace->ace_perm |= (ace->a_perm & SMB_ACL_EXECUTE) ?
567			ACL_PERM_EXECUTE : 0;
568
569		DEBUGADD(10, ("Converted to %d id %d perm %x\n",
570			      g_ace->ace_type, g_ace->ace_who, g_ace->ace_perm));
571	}
572
573	return result;
574}
575
576int gpfsacl_sys_acl_set_file(vfs_handle_struct *handle,
577
578			      const char *name,
579			      SMB_ACL_TYPE_T type,
580			      SMB_ACL_T theacl)
581{
582	struct gpfs_acl *gpfs_acl;
583	int result;
584
585	gpfs_acl = smb2gpfs_acl(theacl, type);
586	if (gpfs_acl == NULL) {
587		return -1;
588	}
589
590	result = smbd_gpfs_putacl((char *)name, GPFS_PUTACL_STRUCT | GPFS_ACL_SAMBA, gpfs_acl);
591
592	SAFE_FREE(gpfs_acl);
593	return result;
594}
595
596int gpfsacl_sys_acl_set_fd(vfs_handle_struct *handle,
597			    files_struct *fsp,
598			    int fd, SMB_ACL_T theacl)
599{
600	return gpfsacl_sys_acl_set_file(handle, fsp->fsp_name, SMB_ACL_TYPE_ACCESS, theacl);
601}
602
603int gpfsacl_sys_acl_delete_def_file(vfs_handle_struct *handle,
604
605				     const char *path)
606{
607	errno = ENOTSUP;
608	return -1;
609}
610
611/* VFS operations structure */
612
613static vfs_op_tuple gpfs_op_tuples[] = {
614
615	{SMB_VFS_OP(vfs_gpfs_kernel_flock),
616	 SMB_VFS_OP_KERNEL_FLOCK,
617	 SMB_VFS_LAYER_OPAQUE},
618
619	{SMB_VFS_OP(vfs_gpfs_setlease),
620	 SMB_VFS_OP_LINUX_SETLEASE,
621	 SMB_VFS_LAYER_OPAQUE},
622
623	{SMB_VFS_OP(gpfsacl_fget_nt_acl),
624        SMB_VFS_OP_FGET_NT_ACL,
625        SMB_VFS_LAYER_TRANSPARENT},
626
627        {SMB_VFS_OP(gpfsacl_get_nt_acl),
628        SMB_VFS_OP_GET_NT_ACL,
629        SMB_VFS_LAYER_TRANSPARENT},
630
631        {SMB_VFS_OP(gpfsacl_fset_nt_acl),
632        SMB_VFS_OP_FSET_NT_ACL,
633        SMB_VFS_LAYER_TRANSPARENT},
634
635        {SMB_VFS_OP(gpfsacl_set_nt_acl),
636        SMB_VFS_OP_SET_NT_ACL,
637        SMB_VFS_LAYER_TRANSPARENT},
638
639        {SMB_VFS_OP(gpfsacl_sys_acl_get_file),
640         SMB_VFS_OP_SYS_ACL_GET_FILE,
641         SMB_VFS_LAYER_TRANSPARENT},
642
643        {SMB_VFS_OP(gpfsacl_sys_acl_get_fd),
644         SMB_VFS_OP_SYS_ACL_GET_FD,
645         SMB_VFS_LAYER_TRANSPARENT},
646
647        {SMB_VFS_OP(gpfsacl_sys_acl_set_file),
648         SMB_VFS_OP_SYS_ACL_SET_FILE,
649         SMB_VFS_LAYER_TRANSPARENT},
650
651        {SMB_VFS_OP(gpfsacl_sys_acl_set_fd),
652         SMB_VFS_OP_SYS_ACL_SET_FD,
653         SMB_VFS_LAYER_TRANSPARENT},
654
655        {SMB_VFS_OP(gpfsacl_sys_acl_delete_def_file),
656         SMB_VFS_OP_SYS_ACL_DELETE_DEF_FILE,
657         SMB_VFS_LAYER_TRANSPARENT},
658
659	{SMB_VFS_OP(NULL),
660	 SMB_VFS_OP_NOOP,
661	 SMB_VFS_LAYER_NOOP}
662
663};
664
665
666NTSTATUS vfs_gpfs_init(void);
667NTSTATUS vfs_gpfs_init(void)
668{
669	init_gpfs();
670
671	return smb_register_vfs(SMB_VFS_INTERFACE_VERSION, "gpfs",
672				gpfs_op_tuples);
673}
674