Fix the mess that ab just made of the new VFS code.

NEEDS MORE TESTING !
Jeremy.
(This used to be commit bcc94aed6f03211866aa85753a90fece87846ba9)

5 files changed, 116 insertions, 59 deletions

diff --git a/examples/VFS/skel_opaque.c b/examples/VFS/skel_opaque.c
index 5b196af5eb..1c2fc45011 100644
--- a/examples/VFS/skel_opaque.c
+++ b/examples/VFS/skel_opaque.c
@@ -580,6 +580,26 @@ static int skel_aio_suspend(struct vfs_handle_struct *handle, struct files_struc
 	return vfswrap_aio_suspend(NULL, fsp, aiocb, n, ts);
 }
 
+static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
+{
+	return vfswrap_aio_force(NULL, fsp);
+}
+
+static int skel_is_offline(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline)
+{
+	return vfswrap_set_offline(NULL, path, sbuf, offline);
+}
+
+static int skel_set_offline(struct vfs_handle_struct *handle, const char *path)
+{
+	return vfswrap_set_offline(NULL, path);
+}
+
+static bool skel_is_remotestorage(struct vfs_handle_struct *handle, const char *path)
+{
+	return vfswrap_is_remotestorage(NULL, path);
+}
+
 /* VFS operations structure */
 
 static vfs_op_tuple skel_op_tuples[] = {
@@ -676,7 +696,7 @@ static vfs_op_tuple skel_op_tuples[] = {
 	{SMB_VFS_OP(skel_sys_acl_free_text),		SMB_VFS_OP_SYS_ACL_FREE_TEXT,		SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(skel_sys_acl_free_acl),		SMB_VFS_OP_SYS_ACL_FREE_ACL,		SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(skel_sys_acl_free_qualifier),	SMB_VFS_OP_SYS_ACL_FREE_QUALIFIER,	SMB_VFS_LAYER_OPAQUE},
-	
+
 	/* EA operations. */
 	{SMB_VFS_OP(skel_getxattr),			SMB_VFS_OP_GETXATTR,			SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(skel_lgetxattr),			SMB_VFS_OP_LGETXATTR,			SMB_VFS_LAYER_OPAQUE},
@@ -699,6 +719,12 @@ static vfs_op_tuple skel_op_tuples[] = {
 	{SMB_VFS_OP(skel_aio_error),			SMB_VFS_OP_AIO_ERROR,			SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(skel_aio_fsync),			SMB_VFS_OP_AIO_FSYNC,			SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(skel_aio_suspend),			SMB_VFS_OP_AIO_SUSPEND,			SMB_VFS_LAYER_OPAQUE},
+	{SMB_VFS_OP(skel_aio_force),			SMB_VFS_OP_AIO_FORCE,			SMB_VFS_LAYER_OPAQUE},
+
+        /* offline operations */
+	{SMB_VFS_OP(skel_is_offline),		        SMB_VFS_OP_IS_OFFLINE,			SMB_VFS_LAYER_OPAQUE},
+	{SMB_VFS_OP(skel_set_offline),			SMB_VFS_OP_SET_OFFLINE,			SMB_VFS_LAYER_OPAQUE},
+	{SMB_VFS_OP(skel_is_remotestorage),		SMB_VFS_OP_IS_REMOTESTORAGE,		SMB_VFS_LAYER_OPAQUE},
 
 	{NULL,						SMB_VFS_OP_NOOP,			SMB_VFS_LAYER_NOOP}
 };
diff --git a/examples/VFS/skel_transparent.c b/examples/VFS/skel_transparent.c
index 55407be10c..0a934976c4 100644
--- a/examples/VFS/skel_transparent.c
+++ b/examples/VFS/skel_transparent.c
@@ -539,6 +539,26 @@ static int skel_aio_suspend(struct vfs_handle_struct *handle, struct files_struc
 	return SMB_VFS_NEXT_AIO_SUSPEND(handle, fsp, aiocb, n, ts);
 }
 
+static bool skel_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
+{
+        return SMB_VFS_NEXT_AIO_FORCE(handle, fsp);
+}
+
+static int skel_is_offline(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline)
+{
+	return SMB_VFS_NEXT_IS_OFFLINE(handle, path, sbuf, offline);
+}
+
+static int skel_set_offline(struct vfs_handle_struct *handle, const char *path)
+{
+	return SMB_VFS_NEXT_SET_OFFLINE(handle, path);
+}
+
+static bool skel_is_remotestorage(struct vfs_handle_struct *handle, const char *path)
+{
+	return SMB_VFS_NEXT_IS_REMOTESTORAGE(handle, path);
+}
+
 /* VFS operations structure */
 
 static vfs_op_tuple skel_op_tuples[] = {
@@ -633,7 +653,7 @@ static vfs_op_tuple skel_op_tuples[] = {
 	{SMB_VFS_OP(skel_sys_acl_free_text),		SMB_VFS_OP_SYS_ACL_FREE_TEXT,		SMB_VFS_LAYER_TRANSPARENT},
 	{SMB_VFS_OP(skel_sys_acl_free_acl),		SMB_VFS_OP_SYS_ACL_FREE_ACL,		SMB_VFS_LAYER_TRANSPARENT},
 	{SMB_VFS_OP(skel_sys_acl_free_qualifier),	SMB_VFS_OP_SYS_ACL_FREE_QUALIFIER,	SMB_VFS_LAYER_TRANSPARENT},
-	
+
 	/* EA operations. */
 	{SMB_VFS_OP(skel_getxattr),			SMB_VFS_OP_GETXATTR,			SMB_VFS_LAYER_TRANSPARENT},
 	{SMB_VFS_OP(skel_lgetxattr),			SMB_VFS_OP_LGETXATTR,			SMB_VFS_LAYER_TRANSPARENT},
@@ -656,6 +676,12 @@ static vfs_op_tuple skel_op_tuples[] = {
 	{SMB_VFS_OP(skel_aio_error),			SMB_VFS_OP_AIO_ERROR,			SMB_VFS_LAYER_TRANSPARENT},
 	{SMB_VFS_OP(skel_aio_fsync),			SMB_VFS_OP_AIO_FSYNC,			SMB_VFS_LAYER_TRANSPARENT},
 	{SMB_VFS_OP(skel_aio_suspend),			SMB_VFS_OP_AIO_SUSPEND,			SMB_VFS_LAYER_TRANSPARENT},
+	{SMB_VFS_OP(skel_aio_force),			SMB_VFS_OP_AIO_FORCE,			SMB_VFS_LAYER_TRANSPARENT},
+
+	/* offline operations */
+	{SMB_VFS_OP(skel_is_offline),			SMB_VFS_OP_IS_OFFLINE,			SMB_VFS_LAYER_TRANSPARENT},
+	{SMB_VFS_OP(skel_set_offline),			SMB_VFS_OP_SET_OFFLINE,			SMB_VFS_LAYER_TRANSPARENT},
+	{SMB_VFS_OP(skel_is_remotestorage),		SMB_VFS_OP_IS_REMOTESTORAGE,		SMB_VFS_LAYER_TRANSPARENT},
 
 	{NULL,						SMB_VFS_OP_NOOP,			SMB_VFS_LAYER_NOOP}
 };
diff --git a/source3/include/vfs.h b/source3/include/vfs.h
index be3cd91520..b0da7e81a5 100644
--- a/source3/include/vfs.h
+++ b/source3/include/vfs.h
@@ -70,7 +70,6 @@
  * timestamp resolition. JRA. */
 /* Changed to version21 to add chflags operation -- jpeach */
 /* Changed to version22 to add lchown operation -- jra */
-/* Additional change: add operations for offline files and remote storage volume abstraction -- ab*/
 /* Leave at 22 - not yet released. But change set_nt_acl to return an NTSTATUS. jra. */
 /* Leave at 22 - not yet released. Add file_id_create operation. --metze */
 /* Leave at 22 - not yet released. Change all BOOL parameters (int) to bool. jra. */
@@ -104,8 +103,7 @@
 /* Leave at 22 - not yet released. Remove parameter fd from write. - obnox */
 /* Leave at 22 - not yet released. Remove parameter fromfd from sendfile. - obnox */
 /* Leave at 22 - not yet released. Remove parameter fromfd from recvfile. - obnox */
-
-
+/* Leave at 22 - not yet released. Additional change: add operations for offline files and remote storage volume abstraction -- ab*/
 
 #define SMB_VFS_INTERFACE_VERSION 22
 
@@ -266,7 +264,7 @@ typedef enum _vfs_op_type {
 	SMB_VFS_OP_IS_REMOTESTORAGE,
 
 	/* This should always be last enum value */
-	
+
 	SMB_VFS_OP_LAST
 } vfs_op_type;
 
@@ -276,7 +274,7 @@ typedef enum _vfs_op_type {
 struct vfs_ops {
 	struct vfs_fn_pointers {
 		/* Disk operations */
-		
+
 		int (*connect_fn)(struct vfs_handle_struct *handle, const char *service, const char *user);
 		void (*disconnect)(struct vfs_handle_struct *handle);
 		SMB_BIG_UINT (*disk_free)(struct vfs_handle_struct *handle, const char *path, bool small_query, SMB_BIG_UINT *bsize,
@@ -285,9 +283,9 @@ struct vfs_ops {
 		int (*set_quota)(struct vfs_handle_struct *handle, enum SMB_QUOTA_TYPE qtype, unid_t id, SMB_DISK_QUOTA *qt);
 		int (*get_shadow_copy_data)(struct vfs_handle_struct *handle, struct files_struct *fsp, SHADOW_COPY_DATA *shadow_copy_data, bool labels);
 		int (*statvfs)(struct vfs_handle_struct *handle, const char *path, struct vfs_statvfs_struct *statbuf);
-		
+
 		/* Directory operations */
-		
+
 		SMB_STRUCT_DIR *(*opendir)(struct vfs_handle_struct *handle, const char *fname, const char *mask, uint32 attributes);
 		SMB_STRUCT_DIRENT *(*readdir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp);
 		void (*seekdir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dirp, long offset);
@@ -296,9 +294,9 @@ struct vfs_ops {
 		int (*mkdir)(struct vfs_handle_struct *handle, const char *path, mode_t mode);
 		int (*rmdir)(struct vfs_handle_struct *handle, const char *path);
 		int (*closedir)(struct vfs_handle_struct *handle, SMB_STRUCT_DIR *dir);
-		
+
 		/* File operations */
-		
+
 		int (*open)(struct vfs_handle_struct *handle, const char *fname, files_struct *fsp, int flags, mode_t mode);
 		int (*close_fn)(struct vfs_handle_struct *handle, struct files_struct *fsp, int fd);
 		ssize_t (*read)(struct vfs_handle_struct *handle, struct files_struct *fsp, void *data, size_t n);
@@ -343,7 +341,7 @@ struct vfs_ops {
 		struct file_id (*file_id_create)(struct vfs_handle_struct *handle, SMB_DEV_T dev, SMB_INO_T inode);
 
 		/* NT ACL operations. */
-		
+
 		NTSTATUS (*fget_nt_acl)(struct vfs_handle_struct *handle,
 					struct files_struct *fsp,
 					uint32 security_info,
@@ -361,12 +359,12 @@ struct vfs_ops {
 				       const char *name,
 				       uint32 security_info_sent,
 				       struct security_descriptor *psd);
-		
+
 		/* POSIX ACL operations. */
-		
+
 		int (*chmod_acl)(struct vfs_handle_struct *handle, const char *name, mode_t mode);
 		int (*fchmod_acl)(struct vfs_handle_struct *handle, struct files_struct *fsp, mode_t mode);
-		
+
 		int (*sys_acl_get_entry)(struct vfs_handle_struct *handle, SMB_ACL_T theacl, int entry_id, SMB_ACL_ENTRY_T *entry_p);
 		int (*sys_acl_get_tag_type)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_TAG_T *tag_type_p);
 		int (*sys_acl_get_permset)(struct vfs_handle_struct *handle, SMB_ACL_ENTRY_T entry_d, SMB_ACL_PERMSET_T *permset_p);
@@ -413,11 +411,11 @@ struct vfs_ops {
 		int (*aio_fsync)(struct vfs_handle_struct *handle, struct files_struct *fsp, int op, SMB_STRUCT_AIOCB *aiocb);
 		int (*aio_suspend)(struct vfs_handle_struct *handle, struct files_struct *fsp, const SMB_STRUCT_AIOCB * const aiocb[], int n, const struct timespec *timeout);
 		bool (*aio_force)(struct vfs_handle_struct *handle, struct files_struct *fsp);
-		
+
 		/* offline operations */
-		int (*is_offline)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline);
-		int (*set_offline)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path);
-		bool (*is_remotestorage)(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path);
+		int (*is_offline)(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline);
+		int (*set_offline)(struct vfs_handle_struct *handle, const char *path);
+		bool (*is_remotestorage)(struct vfs_handle_struct *handle, const char *path);
 
 	} ops;
 
@@ -540,7 +538,7 @@ struct vfs_ops {
 		struct vfs_handle_struct *aio_fsync;
 		struct vfs_handle_struct *aio_suspend;
 		struct vfs_handle_struct *aio_force;
-		
+
 		/* offline operations */
 		struct vfs_handle_struct *is_offline;
 		struct vfs_handle_struct *set_offline;
@@ -550,22 +548,22 @@ struct vfs_ops {
 
 /*
     Possible VFS operation layers (per-operation)
-    
+
     These values are used by VFS subsystem when building vfs_ops for connection
     from multiple VFS modules. Internally, Samba differentiates only opaque and
     transparent layers at this process. Other types are used for providing better
     diagnosing facilities.
-    
+
     Most modules will provide transparent layers. Opaque layer is for modules
     which implement actual file system calls (like DB-based VFS). For example,
     default POSIX VFS which is built in into Samba is an opaque VFS module.
-    
+
     Other layer types (audit, splitter, scanner) were designed to provide different 
     degree of transparency and for diagnosing VFS module behaviour.
-    
+
     Each module can implement several layers at the same time provided that only
     one layer is used per each operation.
-    
+
 */
 
 typedef enum _vfs_op_layer {
@@ -584,7 +582,7 @@ typedef enum _vfs_op_layer {
 
 /*
     VFS operation description. Each VFS module registers an array of vfs_op_tuple to VFS subsystem,
-    which describes all operations this module is willing to intercept. 
+    which describes all operations this module is willing to intercept.
     VFS subsystem initializes then the conn->vfs_ops and conn->vfs_opaque_ops structs
     using this information.
 */
@@ -609,12 +607,12 @@ typedef struct vfs_handle_struct {
 typedef struct vfs_statvfs_struct {
 	/* For undefined recommended transfer size return -1 in that field */
 	uint32 OptimalTransferSize;  /* bsize on some os, iosize on other os */
-	uint32 BlockSize; 
+	uint32 BlockSize;
 
 	/*
 	 The next three fields are in terms of the block size.
 	 (above). If block size is unknown, 4096 would be a
-	 reasonable block size for a server to report. 
+	 reasonable block size for a server to report.
 	 Note that returning the blocks/blocksavail removes need
 	 to make a second call (to QFSInfo level 0x103 to get this info.
 	 UserBlockAvail is typically less than or equal to BlocksAvail,
diff --git a/source3/include/vfs_macros.h b/source3/include/vfs_macros.h
index dbba781377..39f245fa35 100644
--- a/source3/include/vfs_macros.h
+++ b/source3/include/vfs_macros.h
@@ -1,18 +1,18 @@
-/* 
+/*
    Unix SMB/CIFS implementation.
    VFS wrapper macros
    Copyright (C) Stefan (metze) Metzmacher	2003
-   
+
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
@@ -26,7 +26,7 @@
  (Fixes should go also into the vfs_opaque_* and vfs_next_* macros!)
 ********************************************************************/
 
-/* Disk operations */    
+/* Disk operations */
 #define SMB_VFS_CONNECT(conn, service, user) ((conn)->vfs.ops.connect_fn((conn)->vfs.handles.connect_hnd, (service), (user)))
 #define SMB_VFS_DISCONNECT(conn) ((conn)->vfs.ops.disconnect((conn)->vfs.handles.disconnect))
 #define SMB_VFS_DISK_FREE(conn, path, small_query, bsize, dfree ,dsize) ((conn)->vfs.ops.disk_free((conn)->vfs.handles.disk_free, (path), (small_query), (bsize), (dfree), (dsize)))
@@ -44,7 +44,7 @@
 #define SMB_VFS_MKDIR(conn, path, mode) ((conn)->vfs.ops.mkdir((conn)->vfs.handles.mkdir,(path), (mode)))
 #define SMB_VFS_RMDIR(conn, path) ((conn)->vfs.ops.rmdir((conn)->vfs.handles.rmdir, (path)))
 #define SMB_VFS_CLOSEDIR(conn, dir) ((conn)->vfs.ops.closedir((conn)->vfs.handles.closedir, dir))
-    
+
 /* File operations */
 #define SMB_VFS_OPEN(conn, fname, fsp, flags, mode) (((conn)->vfs.ops.open)((conn)->vfs.handles.open, (fname), (fsp), (flags), (mode)))
 #define SMB_VFS_CLOSE(fsp, fd) ((fsp)->conn->vfs.ops.close_fn((fsp)->conn->vfs.handles.close_hnd, (fsp), (fd)))
@@ -141,9 +141,9 @@
 #define SMB_VFS_AIO_FORCE(fsp) ((fsp)->conn->vfs.ops.aio_force((fsp)->conn->vfs.handles.aio_force,(fsp)))
 
 /* Offline operations */
-#define SMB_VFS_IS_OFFLINE(conn,path,sbuf,offline) ((conn)->vfs.ops.is_offline((conn)->vfs.handles.is_offline,(conn),(path),(sbuf),(offline)))
-#define SMB_VFS_SET_OFFLINE(conn,path) ((conn)->vfs.ops.set_offline((conn)->vfs.handles.set_offline,(conn),(path)))
-#define SMB_VFS_IS_REMOTESTORAGE(conn,path) ((conn)->vfs.ops.is_remotestorage((conn)->vfs.handles.is_remotestorage,(conn),(path)))
+#define SMB_VFS_IS_OFFLINE(conn,path,sbuf,offline) ((conn)->vfs.ops.is_offline((conn)->vfs.handles.is_offline,(path),(sbuf),(offline)))
+#define SMB_VFS_SET_OFFLINE(conn,path) ((conn)->vfs.ops.set_offline((conn)->vfs.handles.set_offline,(path)))
+#define SMB_VFS_IS_REMOTESTORAGE(conn,path) ((conn)->vfs.ops.is_remotestorage((conn)->vfs.handles.is_remotestorage,(path)))
 
 /*******************************************************************
  Don't access conn->vfs_opaque.ops directly!!!
@@ -151,7 +151,7 @@
  (Fixes should also go into the vfs_* and vfs_next_* macros!)
 ********************************************************************/
 
-/* Disk operations */    
+/* Disk operations */
 #define SMB_VFS_OPAQUE_CONNECT(conn, service, user) ((conn)->vfs_opaque.ops.connect_fn((conn)->vfs_opaque.handles.connect_hnd, (service), (user)))
 #define SMB_VFS_OPAQUE_DISCONNECT(conn) ((conn)->vfs_opaque.ops.disconnect((conn)->vfs_opaque.handles.disconnect))
 #define SMB_VFS_OPAQUE_DISK_FREE(conn, path, small_query, bsize, dfree ,dsize) ((conn)->vfs_opaque.ops.disk_free((conn)->vfs_opaque.handles.disk_free, (path), (small_query), (bsize), (dfree), (dsize)))
@@ -169,7 +169,7 @@
 #define SMB_VFS_OPAQUE_MKDIR(conn, path, mode) ((conn)->vfs_opaque.ops.mkdir((conn)->vfs_opaque.handles.mkdir,(path), (mode)))
 #define SMB_VFS_OPAQUE_RMDIR(conn, path) ((conn)->vfs_opaque.ops.rmdir((conn)->vfs_opaque.handles.rmdir, (path)))
 #define SMB_VFS_OPAQUE_CLOSEDIR(conn, dir) ((conn)->vfs_opaque.ops.closedir((conn)->vfs_opaque.handles.closedir, dir))
-    
+
 /* File operations */
 #define SMB_VFS_OPAQUE_OPEN(conn, fname, fsp, flags, mode) (((conn)->vfs_opaque.ops.open)((conn)->vfs_opaque.handles.open, (fname), (fsp), (flags), (mode)))
 #define SMB_VFS_OPAQUE_CLOSE(fsp, fd) ((fsp)->conn->vfs_opaque.ops.close_fn((fsp)->conn->vfs_opaque.handles.close_hnd, (fsp), (fd)))
@@ -266,9 +266,9 @@
 #define SMB_VFS_OPAQUE_AIO_FORCE(fsp) ((fsp)->conn->vfs_opaque.ops.aio_force((fsp)->conn->vfs_opaque.handles.aio_force,(fsp)))
 
 /* Offline operations */
-#define SMB_VFS_OPAQUE_IS_OFFLINE(conn,path,sbuf,offline) ((conn)->vfs_opaque.ops.is_offline((conn)->vfs_opaque.handles.is_offline,(conn),(path),(sbuf),(offline)))
-#define SMB_VFS_OPAQUE_SET_OFFLINE(conn,path) ((conn)->vfs_opaque.ops.set_offline((conn)->vfs_opaque.handles.set_offline,(conn),(path)))
-#define SMB_VFS_OPAQUE_IS_REMOTESTORAGE(conn,path) ((conn)->vfs_opaque.ops.is_remotestorage((conn)->vfs_opaque.handles.is_remotestorage,(conn),(path)))
+#define SMB_VFS_OPAQUE_IS_OFFLINE(conn,path,sbuf,offline) ((conn)->vfs_opaque.ops.is_offline((conn)->vfs_opaque.handles.is_offline,(path),(sbuf),(offline)))
+#define SMB_VFS_OPAQUE_SET_OFFLINE(conn,path) ((conn)->vfs_opaque.ops.set_offline((conn)->vfs_opaque.handles.set_offline,(path)))
+#define SMB_VFS_OPAQUE_IS_REMOTESTORAGE(conn,path) ((conn)->vfs_opaque.ops.is_remotestorage((conn)->vfs_opaque.handles.is_remotestorage,(path)))
 
 /*******************************************************************
  Don't access handle->vfs_next.ops.* directly!!!
@@ -276,7 +276,7 @@
  (Fixes should go also into the vfs_* and vfs_opaque_* macros!)
 ********************************************************************/
 
-/* Disk operations */    
+/* Disk operations */
 #define SMB_VFS_NEXT_CONNECT(handle, service, user) ((handle)->vfs_next.ops.connect_fn((handle)->vfs_next.handles.connect_hnd, (service), (user)))
 #define SMB_VFS_NEXT_DISCONNECT(handle) ((handle)->vfs_next.ops.disconnect((handle)->vfs_next.handles.disconnect))
 #define SMB_VFS_NEXT_DISK_FREE(handle, path, small_query, bsize, dfree ,dsize) ((handle)->vfs_next.ops.disk_free((handle)->vfs_next.handles.disk_free, (path), (small_query), (bsize), (dfree), (dsize)))
@@ -295,7 +295,7 @@
 #define SMB_VFS_NEXT_MKDIR(handle, path, mode) ((handle)->vfs_next.ops.mkdir((handle)->vfs_next.handles.mkdir,(path), (mode)))
 #define SMB_VFS_NEXT_RMDIR(handle, path) ((handle)->vfs_next.ops.rmdir((handle)->vfs_next.handles.rmdir, (path)))
 #define SMB_VFS_NEXT_CLOSEDIR(handle, dir) ((handle)->vfs_next.ops.closedir((handle)->vfs_next.handles.closedir, dir))
-    
+
 /* File operations */
 #define SMB_VFS_NEXT_OPEN(handle, fname, fsp, flags, mode) (((handle)->vfs_next.ops.open)((handle)->vfs_next.handles.open, (fname), (fsp), (flags), (mode)))
 #define SMB_VFS_NEXT_CLOSE(handle, fsp, fd) ((handle)->vfs_next.ops.close_fn((handle)->vfs_next.handles.close_hnd, (fsp), (fd)))
@@ -392,8 +392,8 @@
 #define SMB_VFS_NEXT_AIO_FORCE(handle,fsp) ((handle)->vfs_next.ops.aio_force((handle)->vfs_next.handles.aio_force,(fsp)))
 
 /* Offline operations */
-#define SMB_VFS_NEXT_IS_OFFLINE(conn,path,sbuf,offline) ((conn)->vfs_next.ops.is_offline((conn)->vfs_next.handles.is_offline,(conn),(path),(sbuf),(offline)))
-#define SMB_VFS_NEXT_SET_OFFLINE(conn,path) ((conn)->vfs_next.ops.set_offline((conn)->vfs_next.handles.set_offline,(conn),(path)))
-#define SMB_VFS_NEXT_IS_REMOTESTORAGE(conn,path) ((conn)->vfs_next.ops.is_remotestorage((conn)->vfs_next.handles.is_remotestorage,(conn),(path)))
+#define SMB_VFS_NEXT_IS_OFFLINE(handle,path,sbuf,offline) ((handle)->vfs_next.ops.is_offline((handle)->vfs_next.handles.is_offline,(path),(sbuf),(offline)))
+#define SMB_VFS_NEXT_SET_OFFLINE(handle,path) ((handle)->vfs_next.ops.set_offline((handle)->vfs_next.handles.set_offline,(path)))
+#define SMB_VFS_NEXT_IS_REMOTESTORAGE(handle,path) ((handle)->vfs_next.ops.is_remotestorage((handle)->vfs_next.handles.is_remotestorage,(path)))
 
 #endif /* _VFS_MACROS_H */
diff --git a/source3/modules/vfs_default.c b/source3/modules/vfs_default.c
index 3e78c69a5e..d4ba4dc611 100644
--- a/source3/modules/vfs_default.c
+++ b/source3/modules/vfs_default.c
@@ -1225,35 +1225,42 @@ static int vfswrap_aio_suspend(struct vfs_handle_struct *handle, struct files_st
 	return sys_aio_suspend(aiocb, n, timeout);
 }
 
-static int vfswrap_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
+static bool vfswrap_aio_force(struct vfs_handle_struct *handle, struct files_struct *fsp)
 {
-	return False;
+	return false;
 }
 
-static int vfswrap_is_offline(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline)
+static int vfswrap_is_offline(struct vfs_handle_struct *handle, const char *path, SMB_STRUCT_STAT *sbuf, bool *offline)
 {
 	if (ISDOT(path) || ISDOTDOT(path)) {
-		return 1;
+		*offline = false;
+		return 0;
 	}
-	
-	if (!lp_dmapi_support(SNUM(conn)) || !dmapi_have_session()) {
+
+	if (!lp_dmapi_support(SNUM(handle->conn)) || !dmapi_have_session()) {
+#if defined(ENOTSUP)
+		errno = ENOTSUP;
+#endif
 		return -1;
 	}
-	
+
 	*offline = (dmapi_file_flags(path) & FILE_ATTRIBUTE_OFFLINE) != 0;
 	return 0;
 }
 
-static int vfswrap_set_offline(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path)
+static int vfswrap_set_offline(struct vfs_handle_struct *handle, const char *path)
 {
 	/* We don't know how to set offline bit by default, needs to be overriden in the vfs modules */
+#if defined(ENOTSUP)
+	errno = ENOTSUP;
+#endif
 	return -1;
 }
 
-static bool vfswrap_is_remotestorage(struct vfs_handle_struct *handle, struct connection_struct *conn, const char *path)
+static bool vfswrap_is_remotestorage(struct vfs_handle_struct *handle, const char *path)
 {
 	/* We don't know how to detect that volume is remote storage. VFS modules should redefine it. */
-	return False;
+	return false;
 }
 
 
@@ -1476,14 +1483,14 @@ static vfs_op_tuple vfs_default_ops[] = {
 
 	{SMB_VFS_OP(vfswrap_aio_force), SMB_VFS_OP_AIO_FORCE,
 	 SMB_VFS_LAYER_OPAQUE},
-	
+
 	{SMB_VFS_OP(vfswrap_is_offline),SMB_VFS_OP_IS_OFFLINE,
 	 SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(vfswrap_set_offline),SMB_VFS_OP_SET_OFFLINE,
 	 SMB_VFS_LAYER_OPAQUE},
 	{SMB_VFS_OP(vfswrap_is_remotestorage),SMB_VFS_OP_IS_REMOTESTORAGE,
 	 SMB_VFS_LAYER_OPAQUE},
-	
+
 	/* Finish VFS operations definition */
 
 	{SMB_VFS_OP(NULL),		SMB_VFS_OP_NOOP,