r5152: Restructure the directory handling code, stop using void * pointers

that just allow the wrong pointer to be assigned :-) and make the
interface more consistent. Fix the FreeBSD directory problem. Last
thing to do is to add the "singleton" directory concept from James
Peach's code.
Jeremy.
(This used to be commit cfa8150fd9932470cb8f3b5e14c0156dda67125d)

5 files changed, 198 insertions, 258 deletions

diff --git a/source3/smbd/dir.c b/source3/smbd/dir.c
index 4d41f88f351..7f1237cb29c 100644
--- a/source3/smbd/dir.c
+++ b/source3/smbd/dir.c
@@ -24,21 +24,43 @@
    This module implements directory related functions for Samba.
 */
 
-typedef struct _dptr_struct {
-	struct _dptr_struct *next, *prev;
+/* Make directory handle internals available. */
+
+#define NAME_CACHE_SIZE 100
+
+struct name_cache_entry {
+	char *name;
+	long offset;
+};
+
+struct smb_Dir {
+	connection_struct *conn;
+	DIR *dir;
+	long offset;
+	char *dir_path;
+	struct name_cache_entry *name_cache;
+	unsigned int name_cache_index;
+	BOOL hide_unreadable;
+	BOOL hide_unwriteable;
+	BOOL hide_special;
+	BOOL use_veto;
+};
+
+struct dptr_struct {
+	struct dptr_struct *next, *prev;
 	int dnum;
 	uint16 spid;
-	connection_struct *conn;
-	void *ptr;
+	struct connection_struct *conn;
+	struct smb_Dir *dir_hnd;
 	BOOL expect_close;
-	char *wcard; /* Field only used for trans2_ searches */
-	uint16 attr; /* Field only used for trans2_ searches */
+	char *wcard;
+	uint16 attr;
 	char *path;
-} dptr_struct;
+	BOOL has_wild; /* Set to true if the wcard entry has MS wildcard characters in it. */
+};
 
 static struct bitmap *dptr_bmap;
-static dptr_struct *dirptrs;
-
+static struct dptr_struct *dirptrs;
 static int dptrs_open = 0;
 
 #define INVALID_DPTR_KEY (-3)
@@ -66,13 +88,12 @@ void init_dptrs(void)
  Idle a dptr - the directory is closed but the control info is kept.
 ****************************************************************************/
 
-static void dptr_idle(dptr_struct *dptr)
+static void dptr_idle(struct dptr_struct *dptr)
 {
-	if (dptr->ptr) {
+	if (dptr->dir_hnd) {
 		DEBUG(4,("Idling dptr dnum %d\n",dptr->dnum));
-		dptrs_open--;
-		CloseDir(dptr->ptr);
-		dptr->ptr = NULL;
+		CloseDir(dptr->dir_hnd);
+		dptr->dir_hnd = NULL;
 	}
 }
 
@@ -82,7 +103,7 @@ static void dptr_idle(dptr_struct *dptr)
 
 static void dptr_idleoldest(void)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr;
 
 	/*
 	 * Go to the end of the list.
@@ -100,7 +121,7 @@ static void dptr_idleoldest(void)
 	 */
 
 	for(; dptr; dptr = dptr->prev) {
-		if (dptr->ptr) {
+		if (dptr->dir_hnd) {
 			dptr_idle(dptr);
 			return;
 		}
@@ -108,21 +129,24 @@ static void dptr_idleoldest(void)
 }
 
 /****************************************************************************
- Get the dptr_struct for a dir index.
+ Get the struct dptr_struct for a dir index.
 ****************************************************************************/
 
-static dptr_struct *dptr_get(int key, BOOL forclose)
+static struct dptr_struct *dptr_get(int key, BOOL forclose)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr;
 
 	for(dptr = dirptrs; dptr; dptr = dptr->next) {
 		if(dptr->dnum == key) {
-			if (!forclose && !dptr->ptr) {
+			if (!forclose && !dptr->dir_hnd) {
 				if (dptrs_open >= MAX_OPEN_DIRECTORIES)
 					dptr_idleoldest();
-				DEBUG(4,("Reopening dptr key %d\n",key));
-				if ((dptr->ptr = OpenDir(dptr->conn, dptr->path, True)))
-					dptrs_open++;
+				DEBUG(4,("dptr_get: Reopening dptr key %d\n",key));
+				if (!(dptr->dir_hnd = OpenDir(dptr->conn, dptr->path, True))) {
+					DEBUG(4,("dptr_get: Failed to open %s (%s)\n",dptr->path,
+						strerror(errno)));
+					return False;
+				}
 			}
 			DLIST_PROMOTE(dirptrs,dptr);
 			return dptr;
@@ -132,94 +156,64 @@ static dptr_struct *dptr_get(int key, BOOL forclose)
 }
 
 /****************************************************************************
- Get the dptr ptr for a dir index.
-****************************************************************************/
-
-static void *dptr_ptr(int key)
-{
-	dptr_struct *dptr = dptr_get(key, False);
-
-	if (dptr)
-		return(dptr->ptr);
-	return(NULL);
-}
-
-/****************************************************************************
  Get the dir path for a dir index.
 ****************************************************************************/
 
 char *dptr_path(int key)
 {
-	dptr_struct *dptr = dptr_get(key, False);
-
+	struct dptr_struct *dptr = dptr_get(key, False);
 	if (dptr)
 		return(dptr->path);
 	return(NULL);
 }
 
 /****************************************************************************
- Get the dir wcard for a dir index (lanman2 specific).
+ Get the dir wcard for a dir index.
 ****************************************************************************/
 
 char *dptr_wcard(int key)
 {
-	dptr_struct *dptr = dptr_get(key, False);
-
+	struct dptr_struct *dptr = dptr_get(key, False);
 	if (dptr)
 		return(dptr->wcard);
 	return(NULL);
 }
 
 /****************************************************************************
- Set the dir wcard for a dir index (lanman2 specific).
- Returns 0 on ok, 1 on fail.
+ Get the dir attrib for a dir index.
 ****************************************************************************/
 
-BOOL dptr_set_wcard(int key, char *wcard)
+uint16 dptr_attr(int key)
 {
-	dptr_struct *dptr = dptr_get(key, False);
-
-	if (dptr) {
-		dptr->wcard = wcard;
-		return True;
-	}
-	return False;
+	struct dptr_struct *dptr = dptr_get(key, False);
+	if (dptr)
+		return(dptr->attr);
+	return(0);
 }
 
 /****************************************************************************
- Set the dir attrib for a dir index (lanman2 specific).
+ Set the dir wcard for a dir index.
  Returns 0 on ok, 1 on fail.
 ****************************************************************************/
 
-BOOL dptr_set_attr(int key, uint16 attr)
+BOOL dptr_set_wcard_and_attributes(int key, char *wcard, uint16 attr)
 {
-	dptr_struct *dptr = dptr_get(key, False);
+	struct dptr_struct *dptr = dptr_get(key, False);
 
 	if (dptr) {
 		dptr->attr = attr;
+		dptr->wcard = wcard;
+		dptr->has_wild = ms_has_wild(wcard);
 		return True;
 	}
 	return False;
 }
 
 /****************************************************************************
- Get the dir attrib for a dir index (lanman2 specific)
-****************************************************************************/
-
-uint16 dptr_attr(int key)
-{
-	dptr_struct *dptr = dptr_get(key, False);
-
-	if (dptr)
-		return(dptr->attr);
-	return(0);
-}
-
-/****************************************************************************
  Close a dptr (internal func).
 ****************************************************************************/
 
-static void dptr_close_internal(dptr_struct *dptr)
+static void dptr_close_internal(struct dptr_struct *dptr)
 {
 	DEBUG(4,("closing dptr key %d\n",dptr->dnum));
 
@@ -237,9 +231,8 @@ static void dptr_close_internal(dptr_struct *dptr)
 
 	bitmap_clear(dptr_bmap, dptr->dnum - 1);
 
-	if (dptr->ptr) {
-		CloseDir(dptr->ptr);
-		dptrs_open--;
+	if (dptr->dir_hnd) {
+		CloseDir(dptr->dir_hnd);
 	}
 
 	/* Lanman 2 specific code */
@@ -254,14 +247,14 @@ static void dptr_close_internal(dptr_struct *dptr)
 
 void dptr_close(int *key)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr;
 
 	if(*key == INVALID_DPTR_KEY)
 		return;
 
 	/* OS/2 seems to use -1 to indicate "close all directories" */
 	if (*key == -1) {
-		dptr_struct *next;
+		struct dptr_struct *next;
 		for(dptr = dirptrs; dptr; dptr = next) {
 			next = dptr->next;
 			dptr_close_internal(dptr);
@@ -288,7 +281,7 @@ void dptr_close(int *key)
 
 void dptr_closecnum(connection_struct *conn)
 {
-	dptr_struct *dptr, *next;
+	struct dptr_struct *dptr, *next;
 	for(dptr = dirptrs; dptr; dptr = next) {
 		next = dptr->next;
 		if (dptr->conn == conn)
@@ -302,9 +295,9 @@ void dptr_closecnum(connection_struct *conn)
 
 void dptr_idlecnum(connection_struct *conn)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr;
 	for(dptr = dirptrs; dptr; dptr = dptr->next) {
-		if (dptr->conn == conn && dptr->ptr)
+		if (dptr->conn == conn && dptr->dir_hnd)
 			dptr_idle(dptr);
 	}
 }
@@ -315,7 +308,7 @@ void dptr_idlecnum(connection_struct *conn)
 
 void dptr_closepath(char *path,uint16 spid)
 {
-	dptr_struct *dptr, *next;
+	struct dptr_struct *dptr, *next;
 	for(dptr = dirptrs; dptr; dptr = next) {
 		next = dptr->next;
 		if (spid == dptr->spid && strequal(dptr->path,path))
@@ -324,35 +317,6 @@ void dptr_closepath(char *path,uint16 spid)
 }
 
 /****************************************************************************
- Start a directory listing.
-****************************************************************************/
-
-static BOOL start_dir(connection_struct *conn, pstring directory)
-{
-	const char *dir2;
-
-	DEBUG(5,("start_dir dir=%s\n",directory));
-
-	if (!check_name(directory,conn))
-		return(False);
-
-	/* use a const pointer from here on */
-	dir2 = directory;
-  
-	if (! *dir2)
-		dir2 = ".";
-
-	conn->dirptr = OpenDir(conn, directory, True);
-	if (conn->dirptr) {    
-		dptrs_open++;
-		string_set(&conn->dirpath,directory);
-		return(True);
-	}
-  
-	return(False);
-}
-
-/****************************************************************************
  Try and close the oldest handle not marked for
  expect close in the hope that the client has
  finished with that one.
@@ -360,7 +324,7 @@ static BOOL start_dir(connection_struct *conn, pstring directory)
 
 static void dptr_close_oldest(BOOL old)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr;
 
 	/*
 	 * Go to the end of the list.
@@ -393,23 +357,39 @@ static void dptr_close_oldest(BOOL old)
  from the bitmap range 0 - 255 as old SMBsearch directory handles are only
  one byte long. If old_handle is false we allocate from the range
  256 - MAX_DIRECTORY_HANDLES. We bias the number we return by 1 to ensure
- a directory handle is never zero. All the above is folklore taught to
- me at Andrew's knee.... :-) :-). JRA.
+ a directory handle is never zero.
 ****************************************************************************/
 
 int dptr_create(connection_struct *conn, pstring path, BOOL old_handle, BOOL expect_close,uint16 spid)
 {
-	dptr_struct *dptr;
+	struct dptr_struct *dptr = NULL;
+	struct smb_Dir *dir_hnd;
+        const char *dir2;
+
+	DEBUG(5,("dptr_create dir=%s\n", path));
 
-	if (!start_dir(conn,path))
+	if (!check_name(path,conn))
 		return(-2); /* Code to say use a unix error return code. */
 
+	/* use a const pointer from here on */
+	dir2 = path;
+	if (!*dir2)
+		dir2 = ".";
+
+	dir_hnd = OpenDir(conn, dir2, True);
+	if (!dir_hnd) {
+		return (-2);
+	}
+
+	string_set(&conn->dirpath,dir2);
+
 	if (dptrs_open >= MAX_OPEN_DIRECTORIES)
 		dptr_idleoldest();
 
-	dptr = SMB_MALLOC_P(dptr_struct);
+	dptr = SMB_MALLOC_P(struct dptr_struct);
 	if(!dptr) {
 		DEBUG(0,("malloc fail in dptr_create.\n"));
+		CloseDir(dir_hnd);
 		return -1;
 	}
 
@@ -439,6 +419,7 @@ int dptr_create(connection_struct *conn, pstring path, BOOL old_handle, BOOL exp
 			if(dptr->dnum == -1 || dptr->dnum > 254) {
 				DEBUG(0,("dptr_create: returned %d: Error - all old dirptrs in use ?\n", dptr->dnum));
 				SAFE_FREE(dptr);
+				CloseDir(dir_hnd);
 				return -1;
 			}
 		}
@@ -468,6 +449,7 @@ int dptr_create(connection_struct *conn, pstring path, BOOL old_handle, BOOL exp
 			if(dptr->dnum == -1 || dptr->dnum < 255) {
 				DEBUG(0,("dptr_create: returned %d: Error - all new dirptrs in use ?\n", dptr->dnum));
 				SAFE_FREE(dptr);
+				CloseDir(dir_hnd);
 				return -1;
 			}
 		}
@@ -477,22 +459,55 @@ int dptr_create(connection_struct *conn, pstring path, BOOL old_handle, BOOL exp
 
 	dptr->dnum += 1; /* Always bias the dnum by one - no zero dnums allowed. */
 
-	dptr->ptr = conn->dirptr;
-	string_set(&dptr->path,path);
+	string_set(&dptr->path,dir2);
 	dptr->conn = conn;
+	dptr->dir_hnd = dir_hnd;
 	dptr->spid = spid;
 	dptr->expect_close = expect_close;
 	dptr->wcard = NULL; /* Only used in lanman2 searches */
 	dptr->attr = 0; /* Only used in lanman2 searches */
+	dptr->has_wild = True; /* Only used in lanman2 searches */
 
 	DLIST_ADD(dirptrs, dptr);
 
 	DEBUG(3,("creating new dirptr %d for path %s, expect_close = %d\n",
 		dptr->dnum,path,expect_close));  
 
+	conn->dirptr = dptr;
+
 	return(dptr->dnum);
 }
 
+
+/****************************************************************************
+ Wrapper functions to access the lower level directory handles.
+****************************************************************************/
+
+int dptr_CloseDir(struct dptr_struct *dptr)
+{
+	return CloseDir(dptr->dir_hnd);
+}
+
+const char *dptr_ReadDirName(struct dptr_struct *dptr, long *poffset)
+{
+	return ReadDirName(dptr->dir_hnd, poffset);
+}
+
+void dptr_SeekDir(struct dptr_struct *dptr, long offset)
+{
+	SeekDir(dptr->dir_hnd, offset);
+}
+
+long dptr_TellDir(struct dptr_struct *dptr)
+{
+	return TellDir(dptr->dir_hnd);
+}
+
+BOOL dptr_SearchDir(struct dptr_struct *dptr, const char *name, long *poffset, BOOL case_sensitive)
+{
+	return SearchDir(dptr->dir_hnd, name, poffset, case_sensitive);
+}
+
 /****************************************************************************
  Fill the 5 byte server reserved dptr field.
 ****************************************************************************/
@@ -500,15 +515,15 @@ int dptr_create(connection_struct *conn, pstring path, BOOL old_handle, BOOL exp
 BOOL dptr_fill(char *buf1,unsigned int key)
 {
 	unsigned char *buf = (unsigned char *)buf1;
-	void *p = dptr_ptr(key);
+	struct dptr_struct *dptr = dptr_get(key, False);
 	uint32 offset;
-	if (!p) {
+	if (!dptr) {
 		DEBUG(1,("filling null dirptr %d\n",key));
 		return(False);
 	}
-	offset = TellDir(p);
+	offset = TellDir(dptr->dir_hnd);
 	DEBUG(6,("fill on key %u dirptr 0x%lx now at %d\n",key,
-		(long)p,(int)offset));
+		(long)dptr->dir_hnd,(int)offset));
 	buf[0] = key;
 	SIVAL(buf,1,offset | DPTR_MASK);
 	return(True);
@@ -518,38 +533,38 @@ BOOL dptr_fill(char *buf1,unsigned int key)
  Fetch the dir ptr and seek it given the 5 byte server field.
 ****************************************************************************/
 
-void *dptr_fetch(char *buf,int *num)
+struct dptr_struct *dptr_fetch(char *buf,int *num)
 {
 	unsigned int key = *(unsigned char *)buf;
-	void *p = dptr_ptr(key);
+	struct dptr_struct *dptr = dptr_get(key, False);
 	uint32 offset;
 
-	if (!p) {
+	if (!dptr) {
 		DEBUG(3,("fetched null dirptr %d\n",key));
 		return(NULL);
 	}
 	*num = key;
 	offset = IVAL(buf,1)&~DPTR_MASK;
-	SeekDir(p,offset);
+	SeekDir(dptr->dir_hnd,(long)offset);
 	DEBUG(3,("fetching dirptr %d for path %s at offset %d\n",
 		key,dptr_path(key),offset));
-	return(p);
+	return(dptr);
 }
 
 /****************************************************************************
  Fetch the dir ptr.
 ****************************************************************************/
 
-void *dptr_fetch_lanman2(int dptr_num)
+struct dptr_struct *dptr_fetch_lanman2(int dptr_num)
 {
-	void *p = dptr_ptr(dptr_num);
+	struct dptr_struct *dptr  = dptr_get(dptr_num, False);
 
-	if (!p) {
+	if (!dptr) {
 		DEBUG(3,("fetched null dirptr %d\n",dptr_num));
 		return(NULL);
 	}
 	DEBUG(3,("fetching dirptr %d for path %s\n",dptr_num,dptr_path(dptr_num)));
-	return(p);
+	return(dptr);
 }
 
 /****************************************************************************
@@ -612,11 +627,11 @@ BOOL get_dir_entry(connection_struct *conn,char *mask,int dirtype, pstring fname
 		return(False);
 
 	while (!found) {
-		long curoff = TellDir(conn->dirptr);
-		dname = ReadDirName(conn->dirptr, &curoff);
+		long curoff = TellDir(conn->dirptr->dir_hnd);
+		dname = ReadDirName(conn->dirptr->dir_hnd, &curoff);
 
 		DEBUG(6,("readdir on dirptr 0x%lx now at offset %ld\n",
-			(long)conn->dirptr,TellDir(conn->dirptr)));
+			(long)conn->dirptr,TellDir(conn->dirptr->dir_hnd)));
       
 		if (dname == NULL) 
 			return(False);
@@ -799,34 +814,13 @@ static BOOL file_is_special(connection_struct *conn, char *name, SMB_STRUCT_STAT
 	return True;
 }
 
-#define NAME_CACHE_SIZE 100
-
-struct name_cache_entry {
-	char *name;
-	long offset;
-};
-
-typedef struct {
-	connection_struct *conn;
-	DIR *dir;
-	long offset;
-	char *dir_path;
-	struct name_cache_entry *name_cache;
-	unsigned int name_cache_index;
-	BOOL hide_unreadable;
-	BOOL hide_unwriteable;
-	BOOL hide_special;
-	BOOL use_veto;
-	BOOL finished;
-} Dir;
-
 /*******************************************************************
  Open a directory.
 ********************************************************************/
 
-void *OpenDir(connection_struct *conn, const char *name, BOOL use_veto)
+struct smb_Dir *OpenDir(connection_struct *conn, const char *name, BOOL use_veto)
 {
-	Dir *dirp = SMB_MALLOC_P(Dir);
+	struct smb_Dir *dirp = SMB_MALLOC_P(struct smb_Dir);
 	if (!dirp) {
 		return NULL;
 	}
@@ -854,7 +848,8 @@ void *OpenDir(connection_struct *conn, const char *name, BOOL use_veto)
 	dirp->hide_unwriteable = lp_hideunwriteable_files(SNUM(conn));
 	dirp->hide_special = lp_hide_special_files(SNUM(conn));
 
-	return((void *)dirp);
+	dptrs_open++;
+	return dirp;
 
   fail:
 
@@ -874,10 +869,9 @@ void *OpenDir(connection_struct *conn, const char *name, BOOL use_veto)
  Close a directory.
 ********************************************************************/
 
-int CloseDir(void *p)
+int CloseDir(struct smb_Dir *dirp)
 {
 	int i, ret = 0;
-	Dir *dirp = (Dir *)p;
 
 	if (dirp->dir) {
 		ret = SMB_VFS_CLOSEDIR(dirp->conn,dirp->dir);
@@ -890,62 +884,20 @@ int CloseDir(void *p)
 	}
 	SAFE_FREE(dirp->name_cache);
 	SAFE_FREE(dirp);
+	dptrs_open--;
 	return ret;
 }
 
 /*******************************************************************
- Set a directory into an inactive state.
-********************************************************************/
-
-static void SleepDir(Dir *dirp)
-{
-	if (dirp->dir) {
-		SMB_VFS_CLOSEDIR(dirp->conn,dirp->dir);
-		dirp->dir = 0;
-	}
-	dirp->offset = 0;
-}
-
-/*******************************************************************
- Wake a directory into a known state.
-********************************************************************/
-
-static int WakeDir(Dir *dirp, long offset)
-{
-	if (!dirp->dir) {
-		dirp->dir = SMB_VFS_OPENDIR(dirp->conn, dirp->dir_path);
-		if (!dirp->dir) {
-			DEBUG(0,("WakeDir: Can't open %s. %s\n", dirp->dir_path, strerror(errno) ));
-			dirp->finished = True;
-			return -1;
-		}
-	}
-	if (offset != dirp->offset) {
-		SMB_VFS_SEEKDIR(dirp->conn, dirp->dir, offset);
-		dirp->offset = SMB_VFS_TELLDIR(dirp->conn, dirp->dir);
-		if (dirp->offset != offset) {
-			DEBUG(0,("WakeDir: in path %s. offset changed %ld -> %ld\n",
-				dirp->dir_path, offset, dirp->offset ));
-			return -1;
-		}
-	}
-	return 0;
-}
-
-/*******************************************************************
  Read from a directory. Also return current offset.
 ********************************************************************/
 
-const char *ReadDirName(void *p, long *poffset)
+const char *ReadDirName(struct smb_Dir *dirp, long *poffset)
 {
 	const char *n;
-	Dir *dirp = (Dir *)p;
 	connection_struct *conn = dirp->conn;
 
-	if (WakeDir(dirp, *poffset) == -1) {
-		return NULL;
-	}
-
+	SeekDir(dirp, *poffset);
 	while ((n = vfs_readdirname(conn, dirp->dir))) {
 		struct name_cache_entry *e;
 
@@ -994,9 +946,6 @@ const char *ReadDirName(void *p, long *poffset)
 		*poffset = e->offset= dirp->offset;
 		return e->name;
 	}
-
-	dirp->finished = True;
-	SleepDir(dirp);
 	return NULL;
 }
 
@@ -1004,19 +953,20 @@ const char *ReadDirName(void *p, long *poffset)
  Seek a dir.
 ********************************************************************/
 
-BOOL SeekDir(void *p,long offset)
+void SeekDir(struct smb_Dir *dirp, long offset)
 {
-	Dir *dirp = (Dir *)p;
-	return (WakeDir(dirp, offset) != -1);
+	if (offset != dirp->offset) {
+		SMB_VFS_SEEKDIR(dirp->conn, dirp->dir, offset);
+		dirp->offset = offset;
+	}
 }
 
 /*******************************************************************
  Tell a dir position.
 ********************************************************************/
 
-long TellDir(void *p)
+long TellDir(struct smb_Dir *dirp)
 {
-	Dir *dirp = (Dir *)p;
 	return(dirp->offset);
 }
 
@@ -1024,24 +974,18 @@ long TellDir(void *p)
  Find an entry by name. Leave us at the offset after it.
 ********************************************************************/
 
-BOOL SearchDir(void *p, const char *name, long *poffset, BOOL case_sensitive)
+BOOL SearchDir(struct smb_Dir *dirp, const char *name, long *poffset, BOOL case_sensitive)
 {
 	int i;
-	Dir *dirp = (Dir *)p;
 	const char *entry;
 	connection_struct *conn = dirp->conn;
 
-	/* Re-create dir but don't seek. */
-	if (WakeDir(dirp, dirp->offset) == -1) {
-		return False;
-	}
-
 	/* Search back in the name cache. */
 	for (i = dirp->name_cache_index; i >= 0; i--) {
 		struct name_cache_entry *e = &dirp->name_cache[i];
 		if (e->name && (case_sensitive ? (strcmp(e->name, name) == 0) : strequal(e->name, name))) {
 			*poffset = e->offset;
-			WakeDir(dirp, e->offset);
+			SeekDir(dirp, e->offset);
 			return True;
 		}
 	}
@@ -1049,7 +993,7 @@ BOOL SearchDir(void *p, const char *name, long *poffset, BOOL case_sensitive)
 		struct name_cache_entry *e = &dirp->name_cache[i];
 		if (e->name && (case_sensitive ? (strcmp(e->name, name) == 0) : strequal(e->name, name))) {
 			*poffset = e->offset;
-			WakeDir(dirp, e->offset);
+			SeekDir(dirp, e->offset);
 			return True;
 		}
 	}
@@ -1062,7 +1006,5 @@ BOOL SearchDir(void *p, const char *name, long *poffset, BOOL case_sensitive)
 			return True;
 		}
 	}
-
-	SleepDir(dirp);
 	return False;
 }
diff --git a/source3/smbd/filename.c b/source3/smbd/filename.c
index fa8ddfd6ca9..9af73776ebe 100644
--- a/source3/smbd/filename.c
+++ b/source3/smbd/filename.c
@@ -432,7 +432,7 @@ BOOL check_name(pstring name,connection_struct *conn)
 
 static BOOL scan_directory(connection_struct *conn, const char *path, char *name, size_t maxlength)
 {
-	void *cur_dir;
+	struct smb_Dir *cur_dir;
 	const char *dname;
 	BOOL mangled;
 	long curpos;
diff --git a/source3/smbd/notify_hash.c b/source3/smbd/notify_hash.c
index 80e8fee54a7..d7cb1139dc7 100644
--- a/source3/smbd/notify_hash.c
+++ b/source3/smbd/notify_hash.c
@@ -44,7 +44,7 @@ static BOOL notify_hash(connection_struct *conn, char *path, uint32 flags,
 	const char *fname;
 	size_t remaining_len;
 	size_t fullname_len;
-	void *dp;
+	struct smb_Dir *dp;
 	long offset;
 
 	ZERO_STRUCTP(data);
diff --git a/source3/smbd/reply.c b/source3/smbd/reply.c
index 56d42712133..c9e35e6a6a8 100644
--- a/source3/smbd/reply.c
+++ b/source3/smbd/reply.c
@@ -899,8 +899,7 @@ int reply_search(connection_struct *conn, char *inbuf,char *outbuf, int dum_size
 				END_PROFILE(SMBsearch);
 				return ERROR_DOS(ERRDOS,ERRnofids);
 			}
-			dptr_set_wcard(dptr_num, SMB_STRDUP(mask));
-			dptr_set_attr(dptr_num, dirtype);
+			dptr_set_wcard_and_attributes(dptr_num, SMB_STRDUP(mask), dirtype);
 		} else {
 			dirtype = dptr_attr(dptr_num);
 		}
@@ -1604,25 +1603,25 @@ NTSTATUS unlink_internals(connection_struct *conn, int dirtype, char *name)
 			count++;
 		}
 	} else {
-		void *dirptr = NULL;
+		struct smb_Dir *dir_hnd = NULL;
 		const char *dname;
 		
 		if (check_name(directory,conn))
-			dirptr = OpenDir(conn, directory, True);
+			dir_hnd = OpenDir(conn, directory, True);
 		
 		/* XXXX the CIFS spec says that if bit0 of the flags2 field is set then
 		   the pattern matches against the long name, otherwise the short name 
 		   We don't implement this yet XXXX
 		*/
 		
-		if (dirptr) {
+		if (dir_hnd) {
 			long offset = 0;
 			error = NT_STATUS_NO_SUCH_FILE;
 
 			if (strequal(mask,"????????.???"))
 				pstrcpy(mask,"*");
 
-			while ((dname = ReadDirName(dirptr, &offset))) {
+			while ((dname = ReadDirName(dir_hnd, &offset))) {
 				pstring fname;
 				BOOL sys_direntry = False;
 				pstrcpy(fname,dname);
@@ -1657,7 +1656,7 @@ NTSTATUS unlink_internals(connection_struct *conn, int dirtype, char *name)
 					count++;
 				DEBUG(3,("unlink_internals: succesful unlink [%s]\n",fname));
 			}
-			CloseDir(dirptr);
+			CloseDir(dir_hnd);
 		}
 	}
 	
@@ -3366,12 +3365,12 @@ static BOOL recursive_rmdir(connection_struct *conn, char *directory)
 	const char *dname = NULL;
 	BOOL ret = False;
 	long offset = 0;
-	void *dirptr = OpenDir(conn, directory, False);
+	struct smb_Dir *dir_hnd = OpenDir(conn, directory, False);
 
-	if(dirptr == NULL)
+	if(dir_hnd == NULL)
 		return True;
 
-	while((dname = ReadDirName(dirptr, &offset))) {
+	while((dname = ReadDirName(dir_hnd, &offset))) {
 		pstring fullname;
 		SMB_STRUCT_STAT st;
 
@@ -3408,7 +3407,7 @@ static BOOL recursive_rmdir(connection_struct *conn, char *directory)
 			break;
 		}
 	}
-	CloseDir(dirptr);
+	CloseDir(dir_hnd);
 	return ret;
 }
 
@@ -3430,11 +3429,11 @@ BOOL rmdir_internals(connection_struct *conn, char *directory)
 		 */
 		BOOL all_veto_files = True;
 		const char *dname;
-		void *dirptr = OpenDir(conn, directory, False);
+		struct smb_Dir *dir_hnd = OpenDir(conn, directory, False);
 
-		if(dirptr != NULL) {
-			long dirpos = TellDir(dirptr);
-			while ((dname = ReadDirName(dirptr,&dirpos))) {
+		if(dir_hnd != NULL) {
+			long dirpos = TellDir(dir_hnd);
+			while ((dname = ReadDirName(dir_hnd,&dirpos))) {
 				if((strcmp(dname, ".") == 0) || (strcmp(dname, "..")==0))
 					continue;
 				if(!IS_VETO_PATH(conn, dname)) {
@@ -3444,8 +3443,8 @@ BOOL rmdir_internals(connection_struct *conn, char *directory)
 			}
 
 			if(all_veto_files) {
-				SeekDir(dirptr,dirpos);
-				while ((dname = ReadDirName(dirptr,&dirpos))) {
+				SeekDir(dir_hnd,dirpos);
+				while ((dname = ReadDirName(dir_hnd,&dirpos))) {
 					pstring fullname;
 					SMB_STRUCT_STAT st;
 
@@ -3474,11 +3473,11 @@ BOOL rmdir_internals(connection_struct *conn, char *directory)
 					} else if(SMB_VFS_UNLINK(conn,fullname) != 0)
 						break;
 				}
-				CloseDir(dirptr);
+				CloseDir(dir_hnd);
 				/* Retry the rmdir */
 				ok = (SMB_VFS_RMDIR(conn,directory) == 0);
 			} else {
-				CloseDir(dirptr);
+				CloseDir(dir_hnd);
 			}
 		} else {
 			errno = ENOTEMPTY;
@@ -3981,14 +3980,14 @@ directory = %s, newname = %s, last_component_dest = %s, is_8_3 = %d\n",
 		/*
 		 * Wildcards - process each file that matches.
 		 */
-		void *dirptr = NULL;
+		struct smb_Dir *dir_hnd = NULL;
 		const char *dname;
 		pstring destname;
 		
 		if (check_name(directory,conn))
-			dirptr = OpenDir(conn, directory, True);
+			dir_hnd = OpenDir(conn, directory, True);
 		
-		if (dirptr) {
+		if (dir_hnd) {
 			long offset = 0;
 			error = NT_STATUS_NO_SUCH_FILE;
 /*			Was error = NT_STATUS_OBJECT_NAME_NOT_FOUND; - gentest fix. JRA */
@@ -3996,7 +3995,7 @@ directory = %s, newname = %s, last_component_dest = %s, is_8_3 = %d\n",
 			if (strequal(mask,"????????.???"))
 				pstrcpy(mask,"*");
 			
-			while ((dname = ReadDirName(dirptr, &offset))) {
+			while ((dname = ReadDirName(dir_hnd, &offset))) {
 				pstring fname;
 				BOOL sysdir_entry = False;
 
@@ -4063,7 +4062,7 @@ directory = %s, newname = %s, last_component_dest = %s, is_8_3 = %d\n",
 				}
 				DEBUG(3,("rename_internals: doing rename on %s -> %s\n",fname,destname));
 			}
-			CloseDir(dirptr);
+			CloseDir(dir_hnd);
 		}
 
 		if (!NT_STATUS_EQUAL(error,NT_STATUS_NO_SUCH_FILE)) {
@@ -4335,21 +4334,21 @@ int reply_copy(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
 			exists = vfs_file_exist(conn,directory,NULL);
 		}
 	} else {
-		void *dirptr = NULL;
+		struct smb_Dir *dir_hnd = NULL;
 		const char *dname;
 		pstring destname;
 
 		if (check_name(directory,conn))
-			dirptr = OpenDir(conn, directory, True);
+			dir_hnd = OpenDir(conn, directory, True);
 
-		if (dirptr) {
+		if (dir_hnd) {
 			long offset = 0;
 			error = ERRbadfile;
 
 			if (strequal(mask,"????????.???"))
 				pstrcpy(mask,"*");
 
-			while ((dname = ReadDirName(dirptr, &offset))) {
+			while ((dname = ReadDirName(dir_hnd, &offset))) {
 				pstring fname;
 				pstrcpy(fname,dname);
     
@@ -4365,7 +4364,7 @@ int reply_copy(connection_struct *conn, char *inbuf,char *outbuf, int dum_size,
 					count++;
 				DEBUG(3,("reply_copy : doing copy on %s -> %s\n",fname,destname));
 			}
-			CloseDir(dirptr);
+			CloseDir(dir_hnd);
 		}
 	}
   
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index 8d3055f6cf4..11c21650d42 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -867,8 +867,8 @@ static BOOL get_lanman2_dir_entry(connection_struct *conn,
 	while (!found) {
 		BOOL got_match;
 		/* Needed if we run out of space */
-		long curr_dirpos = prev_dirpos = TellDir(conn->dirptr);
-		dname = ReadDirName(conn->dirptr,&curr_dirpos);
+		long curr_dirpos = prev_dirpos = dptr_TellDir(conn->dirptr);
+		dname = dptr_ReadDirName(conn->dirptr,&curr_dirpos);
 
 		/*
 		 * Due to bugs in NT client redirectors we are not using
@@ -1303,7 +1303,7 @@ static BOOL get_lanman2_dir_entry(connection_struct *conn,
 
 	if (PTR_DIFF(p,pdata) > space_remaining) {
 		/* Move the dirptr back to prev_dirpos */
-		SeekDir(conn->dirptr, prev_dirpos);
+		dptr_SeekDir(conn->dirptr, prev_dirpos);
 		*out_of_space = True;
 		DEBUG(9,("get_lanman2_dir_entry: out of space\n"));
 		return False; /* Not finished - just out of space */
@@ -1442,8 +1442,7 @@ close_if_end = %d requires_resume_key = %d level = 0x%x, max_data_bytes = %d\n",
 		return ERROR_DOS(ERRDOS,ERRnomem);
 	}
 
-	dptr_set_wcard(dptr_num, wcard);
-	dptr_set_attr(dptr_num, dirtype);
+	dptr_set_wcard_and_attributes(dptr_num, wcard, dirtype);
 
 	DEBUG(4,("dptr_num is %d, wcard = %s, attr = %d\n",dptr_num, wcard, dirtype));
 
@@ -1651,7 +1650,7 @@ resume_key = %d resume name = %s continue=%d level = %d\n",
 	DEBUG(3,("dptr_num is %d, mask = %s, attr = %x, dirptr=(0x%lX,%ld)\n",
 		dptr_num, mask, dirtype, 
 		(long)conn->dirptr,
-		TellDir(conn->dirptr)));
+		dptr_TellDir(conn->dirptr)));
 
 	/* We don't need to check for VOL here as this is returned by 
 		a different TRANS2 call. */
@@ -1690,7 +1689,7 @@ resume_key = %d resume name = %s continue=%d level = %d\n",
 		 * should already be at the correct place.
 		 */
 
-		finished = !SearchDir(conn->dirptr, resume_name, &current_pos, True);
+		finished = !dptr_SearchDir(conn->dirptr, resume_name, &current_pos, True);
 	} /* end if resume_name && !continue_bit */
 
 	for (i=0;(i<(int)maxentries) && !finished && !out_of_space ;i++) {