Busting up of source/include/smb.h into smaller pieces which can be

#included by VFS modules without bringing in too much other junk.
(This used to be commit 13a2cf80f65156e725a5716e62a4c44e70f5340f)

6 files changed, 608 insertions, 349 deletions

diff --git a/source3/include/debug.h b/source3/include/debug.h
new file mode 100644
index 0000000000..c6ddf61525
--- /dev/null
+++ b/source3/include/debug.h
@@ -0,0 +1,103 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 1.9.
+   SMB debug stuff
+   Copyright (C) Andrew Tridgell 1992-1998
+   Copyright (C) John H Terpstra 1996-1998
+   Copyright (C) Luke Kenneth Casson Leighton 1996-1998
+   Copyright (C) Paul Ashton 1998
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _DEBUG_H
+#define _DEBUG_H
+
+/* -------------------------------------------------------------------------- **
+ * Debugging code.  See also debug.c
+ */
+
+/* mkproto.awk has trouble with ifdef'd function definitions (it ignores
+ * the #ifdef directive and will read both definitions, thus creating two
+ * diffferent prototype declarations), so we must do these by hand.
+ */
+/* I know the __attribute__ stuff is ugly, but it does ensure we get the 
+   arguemnts to DEBUG() right. We have got them wrong too often in the 
+   past.
+ */
+#ifdef HAVE_STDARG_H
+int  Debug1( char *, ... )
+#ifdef __GNUC__
+     __attribute__ ((format (printf, 1, 2)))
+#endif
+;
+BOOL dbgtext( char *, ... )
+#ifdef __GNUC__
+     __attribute__ ((format (printf, 1, 2)))
+#endif
+;
+#else
+int  Debug1();
+BOOL dbgtext();
+#endif
+
+/* If we have these macros, we can add additional info to the header. */
+#ifdef HAVE_FILE_MACRO
+#define FILE_MACRO (__FILE__)
+#else
+#define FILE_MACRO ("")
+#endif
+
+#ifdef HAVE_FUNCTION_MACRO
+#define FUNCTION_MACRO  (__FUNCTION__)
+#else
+#define FUNCTION_MACRO  ("")
+#endif
+
+/* Debugging macros. 
+ *  DEBUGLVL() - If level is <= the system-wide DEBUGLEVEL then generate a
+ *               header using the default macros for file, line, and
+ *               function name.
+ *               Returns True if the debug level was <= DEBUGLEVEL.
+ *               Example usage:
+ *                 if( DEBUGLVL( 2 ) )
+ *                   dbgtext( "Some text.\n" );
+ *  DEGUG()    - Good old DEBUG().  Each call to DEBUG() will generate a new
+ *               header *unless* the previous debug output was unterminated
+ *               (i.e., no '\n').  See debug.c:dbghdr() for more info.
+ *               Example usage:
+ *                 DEBUG( 2, ("Some text.\n") );
+ *  DEBUGADD() - If level <= DEBUGLEVEL, then the text is appended to the
+ *               current message (i.e., no header).
+ *               Usage:
+ *                 DEBUGADD( 2, ("Some additional text.\n") );
+ */
+#define DEBUGLVL( level ) \
+  ( (DEBUGLEVEL >= (level)) \
+   && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) )
+
+#define DEBUG( level, body ) \
+  (void)( (DEBUGLEVEL >= (level)) \
+       && (dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) )) \
+       && (dbgtext body) )
+
+#define DEBUGADD( level, body ) \
+  (void)( (DEBUGLEVEL >= (level)) && (dbgtext body) )
+
+/* End Debugging code section.
+ * -------------------------------------------------------------------------- **
+ */
+
+#endif
diff --git a/source3/include/includes.h b/source3/include/includes.h
index a049b725c4..5b3af75c04 100644
--- a/source3/include/includes.h
+++ b/source3/include/includes.h
@@ -686,31 +686,9 @@ typedef struct smb_wpasswd {
 /***** automatically generated prototypes *****/
 #include "proto.h"
 
-#ifdef strcpy
-#undef strcpy
-#endif /* strcpy */
-#define strcpy(dest,src) __ERROR__XX__NEVER_USE_STRCPY___;
-
-#ifdef strcat
-#undef strcat
-#endif /* strcat */
-#define strcat(dest,src) __ERROR__XX__NEVER_USE_STRCAT___;
-
-#ifdef sprintf
-#undef sprintf
-#endif /* sprintf */
-#define sprintf __ERROR__XX__NEVER_USE_SPRINTF__;
-
-#define pstrcpy(d,s) safe_strcpy((d),(s),sizeof(pstring)-1)
-#define pstrcat(d,s) safe_strcat((d),(s),sizeof(pstring)-1)
-#define fstrcpy(d,s) safe_strcpy((d),(s),sizeof(fstring)-1)
-#define fstrcat(d,s) safe_strcat((d),(s),sizeof(fstring)-1)
-
-/* smb_ucs2_t versions of the above. */
-#define wpstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wpstring))
-#define wpstrcat(d,s) safe_strcat_w((d),(s),sizeof(wpstring))
-#define wfstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wfstring))
-#define wfstrcat(d,s) safe_strcat_w((d),(s),sizeof(wfstring))
+/* String routines */
+
+#include "safe_string.h"
 
 #ifdef __COMPAR_FN_T
 #define QSORT_CAST (__compar_fn_t)
@@ -910,4 +888,10 @@ int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
 #define DEFAULT_SOCKET_OPTIONS ""
 #endif
 
+/* Load header file for libdl stuff */
+
+#ifdef HAVE_LIBDL
+#include <dlfcn.h>
+#endif
+
 #endif /* _INCLUDES_H */
diff --git a/source3/include/safe_string.h b/source3/include/safe_string.h
new file mode 100644
index 0000000000..2c3d2eda01
--- /dev/null
+++ b/source3/include/safe_string.h
@@ -0,0 +1,50 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 1.9.
+   Safe string handling routines.
+   Copyright (C) Andrew Tridgell 1994-1998
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _SAFE_STRING_H
+#define _SAFE_STRING_H
+
+#ifdef strcpy
+#undef strcpy
+#endif /* strcpy */
+#define strcpy(dest,src) __ERROR__XX__NEVER_USE_STRCPY___;
+
+#ifdef strcat
+#undef strcat
+#endif /* strcat */
+#define strcat(dest,src) __ERROR__XX__NEVER_USE_STRCAT___;
+
+#ifdef sprintf
+#undef sprintf
+#endif /* sprintf */
+#define sprintf __ERROR__XX__NEVER_USE_SPRINTF__;
+
+#define pstrcpy(d,s) safe_strcpy((d),(s),sizeof(pstring)-1)
+#define pstrcat(d,s) safe_strcat((d),(s),sizeof(pstring)-1)
+#define fstrcpy(d,s) safe_strcpy((d),(s),sizeof(fstring)-1)
+#define fstrcat(d,s) safe_strcat((d),(s),sizeof(fstring)-1)
+
+#define wpstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wpstring))
+#define wpstrcat(d,s) safe_strcat_w((d),(s),sizeof(wpstring))
+#define wfstrcpy(d,s) safe_strcpy_w((d),(s),sizeof(wfstring))
+#define wfstrcat(d,s) safe_strcat_w((d),(s),sizeof(wfstring))
+
+#endif
diff --git a/source3/include/smb.h b/source3/include/smb.h
index 6f0e16e869..f386cfa898 100644
--- a/source3/include/smb.h
+++ b/source3/include/smb.h
@@ -21,6 +21,7 @@
    along with this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
+
 #ifndef _SMB_H
 #define _SMB_H
 
@@ -33,17 +34,11 @@
 
 #define False (0)
 #define True (1)
-#define BOOLSTR(b) ((b) ? "Yes" : "No")
-#define BITSETB(ptr,bit) ((((char *)ptr)[0] & (1<<(bit)))!=0)
-#define BITSETW(ptr,bit) ((SVAL(ptr,0) & (1<<(bit)))!=0)
-
-#define IS_BITS_SET_ALL(var,bit) (((var)&(bit))==(bit))
-#define IS_BITS_SET_SOME(var,bit) (((var)&(bit))!=0)
-#define IS_BITS_CLR_ALL(var,bit) (((var)&(bit))==0)
-
-#define PTR_DIFF(p1,p2) ((ptrdiff_t)(((const char *)(p1)) - (const char *)(p2)))
 
+#ifndef _BOOL
 typedef int BOOL;
+#define _BOOL       /* So we don't typedef BOOL again in vfs.h */
+#endif
 
 /* limiting size of ipc replies */
 #define REALLOC(ptr,size) Realloc(ptr,MAX((size),4*1024))
@@ -57,93 +52,9 @@ typedef int BOOL;
 /* how long to wait for secondary SMB packets (milli-seconds) */
 #define SMB_SECONDARY_WAIT (60*1000)
 
-/* -------------------------------------------------------------------------- **
- * Debugging code.  See also debug.c
- */
-
-/* mkproto.awk has trouble with ifdef'd function definitions (it ignores
- * the #ifdef directive and will read both definitions, thus creating two
- * diffferent prototype declarations), so we must do these by hand.
- */
-/* I know the __attribute__ stuff is ugly, but it does ensure we get the 
-   arguemnts to DEBUG() right. We have got them wrong too often in the 
-   past */
-#ifdef HAVE_STDARG_H
-int  Debug1( char *, ... )
-#ifdef __GNUC__
-     __attribute__ ((format (printf, 1, 2)))
-#endif
-;
-BOOL dbgtext( char *, ... )
-#ifdef __GNUC__
-     __attribute__ ((format (printf, 1, 2)))
-#endif
-;
-#else
-int  Debug1();
-BOOL dbgtext();
-#endif
+/* Debugging stuff */
 
-/* If we have these macros, we can add additional info to the header. */
-#ifdef HAVE_FILE_MACRO
-#define FILE_MACRO (__FILE__)
-#else
-#define FILE_MACRO ("")
-#endif
-
-#ifdef HAVE_FUNCTION_MACRO
-#define FUNCTION_MACRO  (__FUNCTION__)
-#else
-#define FUNCTION_MACRO  ("")
-#endif
-
-/* Debugging macros. 
- *  DEBUGLVL() - If level is <= the system-wide DEBUGLEVEL then generate a
- *               header using the default macros for file, line, and
- *               function name.
- *               Returns True if the debug level was <= DEBUGLEVEL.
- *               Example usage:
- *                 if( DEBUGLVL( 2 ) )
- *                   dbgtext( "Some text.\n" );
- *  DEGUG()    - Good old DEBUG().  Each call to DEBUG() will generate a new
- *               header *unless* the previous debug output was unterminated
- *               (i.e., no '\n').  See debug.c:dbghdr() for more info.
- *               Example usage:
- *                 DEBUG( 2, ("Some text.\n") );
- *  DEBUGADD() - If level <= DEBUGLEVEL, then the text is appended to the
- *               current message (i.e., no header).
- *               Usage:
- *                 DEBUGADD( 2, ("Some additional text.\n") );
- */
-#define DEBUGLVL( level ) \
-  ( (DEBUGLEVEL >= (level)) \
-   && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) )
-
-#if 0
-
-#define DEBUG( level, body ) \
-  ( ( DEBUGLEVEL >= (level) \
-   && dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) ) ) \
-      ? (void)(dbgtext body) : (void)0 )
-
-#define DEBUGADD( level, body ) \
-     ( (DEBUGLEVEL >= (level)) ? (void)(dbgtext body) : (void)0 )
-
-#else
-
-#define DEBUG( level, body ) \
-  (void)( (DEBUGLEVEL >= (level)) \
-       && (dbghdr( level, FILE_MACRO, FUNCTION_MACRO, (__LINE__) )) \
-       && (dbgtext body) )
-
-#define DEBUGADD( level, body ) \
-  (void)( (DEBUGLEVEL >= (level)) && (dbgtext body) )
-
-#endif
-
-/* End Debugging code section.
- * -------------------------------------------------------------------------- **
- */
+#include "debug.h"
 
 /* this defines the error codes that receive_smb can put in smb_read_error */
 #define READ_TIMEOUT 1
@@ -167,13 +78,6 @@ implemented */
 #define aDIR (1L<<4)
 #define aARCH (1L<<5)
 
-/* for readability... */
-#define IS_DOS_READONLY(test_mode) (((test_mode) & aRONLY) != 0)
-#define IS_DOS_DIR(test_mode) (((test_mode) & aDIR) != 0)
-#define IS_DOS_ARCHIVE(test_mode) (((test_mode) & aARCH) != 0)
-#define IS_DOS_SYSTEM(test_mode) (((test_mode) & aSYSTEM) != 0)
-#define IS_DOS_HIDDEN(test_mode) (((test_mode) & aHIDDEN) != 0)
-
 /* deny modes */
 #define DENY_DOS 0
 #define DENY_ALL 1
@@ -330,9 +234,17 @@ implemented */
 #define ERRsharebufexc 36 /* share buffer exceeded */
 #define ERRdiskfull 39
 
+#ifndef _PSTRING
+
+#define PSTRING_LEN 1024
+#define FSTRING_LEN 128
 
-typedef char pstring[1024];
-typedef char fstring[128];
+typedef char pstring[PSTRING_LEN];
+typedef char fstring[FSTRING_LEN];
+
+#define _PSTRING
+
+#endif
 
 /*
  * SMB UCS2 (16-bit unicode) internal type.
@@ -537,6 +449,15 @@ typedef struct
   BOOL  wr_discard; /* discard all further data */
 } write_bmpx_struct;
 
+typedef struct write_cache
+{
+    SMB_OFF_T file_size;
+    SMB_OFF_T offset;
+    size_t alloc_size;
+    size_t data_size;
+    char *data;
+} write_cache;
+
 /*
  * Structure used to indirect fd's from the files_struct.
  * Needed as POSIX locking is based on file and process, not
@@ -558,6 +479,35 @@ typedef struct file_fd_struct
 	BOOL delete_on_close;
 } file_fd_struct;
 
+typedef struct files_struct
+{
+	struct files_struct *next, *prev;
+	int fnum;
+	struct connection_struct *conn;
+	file_fd_struct *fd_ptr;
+	SMB_OFF_T pos;
+	SMB_OFF_T size;
+	mode_t mode;
+	uint16 vuid;
+	write_bmpx_struct *wbmpx_ptr;
+        write_cache *wcp;
+	struct timeval open_time;
+        int share_mode;
+	time_t pending_modtime;
+        int oplock_type;
+        int sent_oplock_break;
+	BOOL open;
+	BOOL can_lock;
+	BOOL can_read;
+	BOOL can_write;
+	BOOL print_file;
+	BOOL modified;
+	BOOL is_directory;
+	BOOL directory_delete_on_close;
+	BOOL stat_open;
+	char *fsp_name;
+} files_struct;
+
 /*
  * Structure used to keep directory state information around.
  * Used in NT change-notify code.
@@ -580,6 +530,10 @@ typedef struct
   BOOL is_wild;
 } name_compare_entry;
 
+/* Include VFS stuff */
+
+#include "vfs.h"
+
 typedef struct connection_struct
 {
 	struct connection_struct *next, *prev;
@@ -595,6 +549,10 @@ typedef struct connection_struct
 	char *dirpath;
 	char *connectpath;
 	char *origpath;
+
+        struct vfs_ops vfs_ops;                   /* Filesystem operations */
+        struct vfs_connection_struct *vfs_conn;   /* VFS specific connection stuff */
+
 	char *user; /* name of user who *opened* this connection */
 	uid_t uid; /* uid of user who *opened* this connection */
 	gid_t gid; /* gid of user who *opened* this connection */
@@ -627,15 +585,6 @@ struct current_user
 	gid_t *groups;
 };
 
-typedef struct write_cache
-{
-    SMB_OFF_T file_size;
-    SMB_OFF_T offset;
-    size_t alloc_size;
-    size_t data_size;
-    char *data;
-} write_cache;
-
 /*
  * Reasons for cache flush.
  */
@@ -644,35 +593,6 @@ typedef struct write_cache
 enum flush_reason_enum { SEEK_FLUSH, READ_FLUSH, WRITE_FLUSH, READRAW_FLUSH,
                          OPLOCK_RELEASE_FLUSH, CLOSE_FLUSH, SYNC_FLUSH, SIZECHANGE_FLUSH };     
 
-typedef struct files_struct
-{
-	struct files_struct *next, *prev;
-	int fnum;
-	connection_struct *conn;
-	file_fd_struct *fd_ptr;
-	SMB_OFF_T pos;
-	SMB_OFF_T size;
-	mode_t mode;
-	uint16 vuid;
-	write_bmpx_struct *wbmpx_ptr;
-    write_cache *wcp;
-	struct timeval open_time;
-	int share_mode;
-	time_t pending_modtime;
-	int oplock_type;
-	int sent_oplock_break;
-	BOOL open;
-	BOOL can_lock;
-	BOOL can_read;
-	BOOL can_write;
-	BOOL print_file;
-	BOOL modified;
-	BOOL is_directory;
-	BOOL directory_delete_on_close;
-	BOOL stat_open;
-	char *fsp_name;
-} files_struct;
-
 /* Defines for the sent_oplock_break field above. */
 #define NO_BREAK_SENT 0
 #define EXCLUSIVE_BREAK_SENT 1
@@ -947,55 +867,6 @@ struct bitmap {
 #define LOCKING_VERSION 4
 #endif /* LOCKING_VERSION */
 
-/* these are useful macros for checking validity of handles */
-#define OPEN_FSP(fsp)    ((fsp) && (fsp)->open && !(fsp)->is_directory)
-#define OPEN_CONN(conn)    ((conn) && (conn)->open)
-#define IS_IPC(conn)       ((conn) && (conn)->ipc)
-#define IS_PRINT(conn)       ((conn) && (conn)->printer)
-#define FNUM_OK(fsp,c) (OPEN_FSP(fsp) && (c)==(fsp)->conn)
-
-#define CHECK_FSP(fsp,conn) if (!FNUM_OK(fsp,conn)) \
-                               return(ERROR(ERRDOS,ERRbadfid)); \
-                            else if((fsp)->fd_ptr == NULL) \
-                               return(ERROR(ERRDOS,ERRbadaccess))
-
-#define CHECK_READ(fsp) if (!(fsp)->can_read) \
-                               return(ERROR(ERRDOS,ERRbadaccess))
-#define CHECK_WRITE(fsp) if (!(fsp)->can_write) \
-                               return(ERROR(ERRDOS,ERRbadaccess))
-#define CHECK_ERROR(fsp) if (HAS_CACHED_ERROR(fsp)) \
-                               return(CACHED_ERROR(fsp))
-
-/* translates a connection number into a service number */
-#define SNUM(conn)         ((conn)?(conn)->service:-1)
-
-/* access various service details */
-#define SERVICE(snum)      (lp_servicename(snum))
-#define PRINTCAP           (lp_printcapname())
-#define PRINTCOMMAND(snum) (lp_printcommand(snum))
-#define PRINTERNAME(snum)  (lp_printername(snum))
-#define CAN_WRITE(conn)    (!conn->read_only)
-#define VALID_SNUM(snum)   (lp_snum_ok(snum))
-#define GUEST_OK(snum)     (VALID_SNUM(snum) && lp_guest_ok(snum))
-#define GUEST_ONLY(snum)   (VALID_SNUM(snum) && lp_guest_only(snum))
-#define CAN_SETDIR(snum)   (!lp_no_set_dir(snum))
-#define CAN_PRINT(conn)    ((conn) && lp_print_ok((conn)->service))
-#define MAP_HIDDEN(conn)   ((conn) && lp_map_hidden((conn)->service))
-#define MAP_SYSTEM(conn)   ((conn) && lp_map_system((conn)->service))
-#define MAP_ARCHIVE(conn)   ((conn) && lp_map_archive((conn)->service))
-#define IS_HIDDEN_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->hide_list))
-#define IS_VETO_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_list))
-#define IS_VETO_OPLOCK_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_oplock_list))
-
-/* 
- * Used by the stat cache code to check if a returned
- * stat structure is valid.
- */
-
-#define VALID_STAT(st) (st.st_nlink != 0)  
-#define VALID_STAT_OF_DIR(st) (VALID_STAT(st) && S_ISDIR(st.st_mode))
-
-#define SMBENCRYPT()       (lp_encrypted_passwords())
 
 /* the basic packet size, assuming no words or bytes */
 #define smb_size 39
@@ -1382,77 +1253,6 @@ struct bitmap {
 /* where to find the base of the SMB packet proper */
 #define smb_base(buf) (((char *)(buf))+4)
 
-/* Extra macros added by Ying Chen at IBM - speed increase by inlining. */
-#define smb_buf(buf) (buf + smb_size + CVAL(buf,smb_wct)*2)
-#define smb_buflen(buf) (SVAL(buf,smb_vwv0 + (int)CVAL(buf, smb_wct)*2))
-
-/* Note that chain_size must be available as an extern int to this macro. */
-#define smb_offset(p,buf) (PTR_DIFF(p,buf+4) + chain_size)
-
-#define smb_len(buf) (PVAL(buf,3)|(PVAL(buf,2)<<8)|((PVAL(buf,1)&1)<<16))
-#define _smb_setlen(buf,len) buf[0] = 0; buf[1] = (len&0x10000)>>16; \
-        buf[2] = (len&0xFF00)>>8; buf[3] = len&0xFF;
-
-/*********************************************************
-* Routine to check if a given string matches exactly.
-* Case can be significant or not.
-**********************************************************/
-
-#define exact_match(str, regexp, case_sig) \
-  ((case_sig?strcmp(str,regexp):strcasecmp(str,regexp)) == 0)
-
-/*******************************************************************
-find the difference in milliseconds between two struct timeval
-values
-********************************************************************/
-
-#define TvalDiff(tvalold,tvalnew) \
-  (((tvalnew)->tv_sec - (tvalold)->tv_sec)*1000 +  \
-	 ((int)(tvalnew)->tv_usec - (int)(tvalold)->tv_usec)/1000)
-
-/****************************************************************************
-true if two IP addresses are equal
-****************************************************************************/
-
-#define ip_equal(ip1,ip2) ((ip1).s_addr == (ip2).s_addr)
-
-/*****************************************************************
- splits out the last subkey of a key
- *****************************************************************/  
-
-#define reg_get_subkey(full_keyname, key_name, subkey_name) \
-	split_at_last_component(full_keyname, key_name, '\\', subkey_name)
-
-/****************************************************************************
- Used by dptr_zero.
-****************************************************************************/
-
-#define DPTR_MASK ((uint32)(((uint32)1)<<31))
-
-/****************************************************************************
- Return True if the offset is at zero.
-****************************************************************************/
-
-#define dptr_zero(buf) ((IVAL(buf,1)&~DPTR_MASK) == 0)
-
-/*******************************************************************
-copy an IP address from one buffer to another
-********************************************************************/
-
-#define putip(dest,src) memcpy(dest,src,4)
-
-/****************************************************************************
- Make a filename into unix format.
-****************************************************************************/
-
-#define unix_format(fname) string_replace(fname,'\\','/')
-
-/****************************************************************************
- Make a file into DOS format.
-****************************************************************************/
-
-#define dos_format(fname) string_replace(fname,'/','\\')
-
 /* we don't allow server strings to be longer than 48 characters as
    otherwise NT will not honour the announce packets */
 #define MAX_SERVER_STRING_LENGTH 48
@@ -1483,17 +1283,6 @@ extern int dcelogin_atmost_once;
 char *strdup(char *s);
 #endif
 
-#ifndef MIN
-#define MIN(a,b) ((a)<(b)?(a):(b))
-#endif
-#ifndef MAX
-#define MAX(a,b) ((a)>(b)?(a):(b))
-#endif
-
-#ifndef ABS
-#define ABS(a) ((a)>0?(a):(-(a)))
-#endif
-
 #ifndef SIGNAL_CAST
 #define SIGNAL_CAST (RETSIGTYPE (*)(int))
 #endif
@@ -1640,38 +1429,6 @@ enum case_handling {CASE_LOWER,CASE_UPPER};
 enum ssl_version_enum {SMB_SSL_V2,SMB_SSL_V3,SMB_SSL_V23,SMB_SSL_TLS1};
 #endif /* WITH_SSL */
 
-/* Macros to get at offsets within smb_lkrng and smb_unlkrng
-   structures. We cannot define these as actual structures
-   due to possible differences in structure packing
-   on different machines/compilers. */
-
-#define SMB_LPID_OFFSET(indx) (10 * (indx))
-#define SMB_LKOFF_OFFSET(indx) ( 2 + (10 * (indx)))
-#define SMB_LKLEN_OFFSET(indx) ( 6 + (10 * (indx)))
-#define SMB_LARGE_LKOFF_OFFSET_HIGH(indx) (4 + (20 * (indx)))
-#define SMB_LARGE_LKOFF_OFFSET_LOW(indx) (8 + (20 * (indx)))
-#define SMB_LARGE_LKLEN_OFFSET_HIGH(indx) (12 + (20 * (indx)))
-#define SMB_LARGE_LKLEN_OFFSET_LOW(indx) (16 + (20 * (indx)))
-
-/* Macro to cache an error in a write_bmpx_struct */
-#define CACHE_ERROR(w,c,e) ((w)->wr_errclass = (c), (w)->wr_error = (e), \
-			    w->wr_discard = True, -1)
-/* Macro to test if an error has been cached for this fnum */
-#define HAS_CACHED_ERROR(fsp) ((fsp)->open && (fsp)->wbmpx_ptr && \
-				(fsp)->wbmpx_ptr->wr_discard)
-/* Macro to turn the cached error into an error packet */
-#define CACHED_ERROR(fsp) cached_error_packet(inbuf,outbuf,fsp,__LINE__)
-
-/* these are the datagram types */
-#define DGRAM_DIRECT_UNIQUE 0x10
-
-#define ERROR(class,x) error_packet(inbuf,outbuf,class,x,__LINE__)
-
-/* this is how errors are generated */
-#define UNIXERROR(defclass,deferror) unix_error_packet(inbuf,outbuf,defclass,deferror,__LINE__)
-
-#define SMB_ROUNDUP(x,g) (((x)+((g)-1))&~((g)-1))
-
 /*
  * Global value meaing that the smb_uid field should be
  * ingored (in share level security and protocol level == CORE)
@@ -1831,25 +1588,7 @@ extern int chain_size;
 
 #define CMD_REPLY 0x8000
 
-/* useful macros */
-
-/* zero a structure */
-#define ZERO_STRUCT(x) memset((char *)&(x), 0, sizeof(x))
-
-/* zero a structure given a pointer to the structure - no zero check */
-#define ZERO_STRUCTPN(x) memset((char *)(x), 0, sizeof(*(x)))
-
-/* zero a structure given a pointer to the structure */
-#define ZERO_STRUCTP(x) { if ((x) != NULL) ZERO_STRUCTPN(x); }
-
-/* zero an array - note that sizeof(array) must work - ie. it must not be a 
-   pointer */
-#define ZERO_ARRAY(x) memset((char *)(x), 0, sizeof(x))
-
-#define SMB_ASSERT(b) ((b)?(void)0: \
-        (DEBUG(0,("PANIC: assert failed at %s(%d)\n", \
-		 __FILE__, __LINE__)), smb_panic("assert failed")))
-#define SMB_ASSERT_ARRAY(a,n) SMB_ASSERT((sizeof(a)/sizeof((a)[0])) >= (n))
+#include "smb_macros.h"
 
 #include "ntdomain.h"
 
diff --git a/source3/include/smb_macros.h b/source3/include/smb_macros.h
new file mode 100644
index 0000000000..8fb1fdbb71
--- /dev/null
+++ b/source3/include/smb_macros.h
@@ -0,0 +1,236 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 1.9.
+   SMB parameters and setup
+   Copyright (C) Andrew Tridgell 1992-1999
+   Copyright (C) John H Terpstra 1996-1999
+   Copyright (C) Luke Kenneth Casson Leighton 1996-1999
+   Copyright (C) Paul Ashton 1998 - 1999
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _SMB_MACROS_H
+#define _SMB_MACROS_H
+
+/* Misc bit macros */
+#define BOOLSTR(b) ((b) ? "Yes" : "No")
+#define BITSETB(ptr,bit) ((((char *)ptr)[0] & (1<<(bit)))!=0)
+#define BITSETW(ptr,bit) ((SVAL(ptr,0) & (1<<(bit)))!=0)
+
+#define IS_BITS_SET_ALL(var,bit) (((var)&(bit))==(bit))
+#define IS_BITS_SET_SOME(var,bit) (((var)&(bit))!=0)
+#define IS_BITS_CLR_ALL(var,bit) (((var)&(bit))==0)
+#define IS_BITS_CLR_SOME(var,bit) (((var)&(bit))!=(bit))
+
+/* for readability... */
+#define IS_DOS_READONLY(test_mode) (((test_mode) & aRONLY) != 0)
+#define IS_DOS_DIR(test_mode)      (((test_mode) & aDIR) != 0)
+#define IS_DOS_ARCHIVE(test_mode)  (((test_mode) & aARCH) != 0)
+#define IS_DOS_SYSTEM(test_mode)   (((test_mode) & aSYSTEM) != 0)
+#define IS_DOS_HIDDEN(test_mode)   (((test_mode) & aHIDDEN) != 0)
+
+/* memory-allocation-helpers (idea and names from glib) */
+#define g_new(type, count) \
+	((type *) malloc(sizeof(type) * (count)))
+#define g_new0(type, count) \
+	((type *) calloc((count), sizeof(type)))
+#define g_renew(type, mem, count) \
+	((type *) Realloc(mem, sizeof(type) * (count)))
+
+/* zero a structure */
+#define ZERO_STRUCT(x) memset((char *)&(x), 0, sizeof(x))
+
+/* zero a structure given a pointer to the structure */
+#define ZERO_STRUCTP(x) { if ((x) != NULL) memset((char *)(x), 0, sizeof(*(x))); }
+
+/* zero a structure given a pointer to the structure - no zero check */
+#define ZERO_STRUCTPN(x) memset((char *)(x), 0, sizeof(*(x)))
+
+/* zero an array - note that sizeof(array) must work - ie. it must not be a 
+   pointer */
+#define ZERO_ARRAY(x) memset((char *)(x), 0, sizeof(x))
+
+/* pointer difference macro */
+#define PTR_DIFF(p1,p2) ((ptrdiff_t)(((const char *)(p1)) - (const char *)(p2)))
+
+/* assert macros */
+#define SMB_ASSERT(b) ((b)?(void)0: \
+        (DEBUG(0,("PANIC: assert failed at %s(%d)\n", \
+		 __FILE__, __LINE__)), smb_panic("assert failed")))
+#define SMB_ASSERT_ARRAY(a,n) SMB_ASSERT((sizeof(a)/sizeof((a)[0])) >= (n))
+
+/* these are useful macros for checking validity of handles */
+#define OPEN_FSP(fsp)    ((fsp) && (fsp)->open && !(fsp)->is_directory)
+#define OPEN_CONN(conn)    ((conn) && (conn)->open)
+#define IS_IPC(conn)       ((conn) && (conn)->ipc)
+#define IS_PRINT(conn)       ((conn) && (conn)->printer)
+#define FNUM_OK(fsp,c) (OPEN_FSP(fsp) && (c)==(fsp)->conn)
+
+#define CHECK_FSP(fsp,conn) if (!FNUM_OK(fsp,conn)) \
+                               return(ERROR(ERRDOS,ERRbadfid))
+#define CHECK_READ(fsp) if (!(fsp)->can_read) \
+                               return(ERROR(ERRDOS,ERRbadaccess))
+#define CHECK_WRITE(fsp) if (!(fsp)->can_write) \
+                               return(ERROR(ERRDOS,ERRbadaccess))
+#define CHECK_ERROR(fsp) if (HAS_CACHED_ERROR(fsp)) \
+                               return(CACHED_ERROR(fsp))
+
+/* translates a connection number into a service number */
+#define SNUM(conn)         ((conn)?(conn)->service:-1)
+
+/* access various service details */
+#define SERVICE(snum)      (lp_servicename(snum))
+#define PRINTCAP           (lp_printcapname())
+#define PRINTCOMMAND(snum) (lp_printcommand(snum))
+#define PRINTERNAME(snum)  (lp_printername(snum))
+#define CAN_WRITE(conn)    (!conn->read_only)
+#define VALID_SNUM(snum)   (lp_snum_ok(snum))
+#define GUEST_OK(snum)     (VALID_SNUM(snum) && lp_guest_ok(snum))
+#define GUEST_ONLY(snum)   (VALID_SNUM(snum) && lp_guest_only(snum))
+#define CAN_SETDIR(snum)   (!lp_no_set_dir(snum))
+#define CAN_PRINT(conn)    ((conn) && lp_print_ok((conn)->service))
+#define MAP_HIDDEN(conn)   ((conn) && lp_map_hidden((conn)->service))
+#define MAP_SYSTEM(conn)   ((conn) && lp_map_system((conn)->service))
+#define MAP_ARCHIVE(conn)   ((conn) && lp_map_archive((conn)->service))
+#define IS_HIDDEN_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->hide_list))
+#define IS_VETO_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_list))
+#define IS_VETO_OPLOCK_PATH(conn,path)  ((conn) && is_in_path((path),(conn)->veto_oplock_list))
+
+/* 
+ * Used by the stat cache code to check if a returned
+ * stat structure is valid.
+ */
+
+#define VALID_STAT(st) (st.st_nlink != 0)  
+#define VALID_STAT_OF_DIR(st) (VALID_STAT(st) && S_ISDIR(st.st_mode))
+
+#define SMBENCRYPT()       (lp_encrypted_passwords())
+
+#ifndef MIN
+#define MIN(a,b) ((a)<(b)?(a):(b))
+#endif
+#ifndef MAX
+#define MAX(a,b) ((a)>(b)?(a):(b))
+#endif
+
+#ifndef ABS
+#define ABS(a) ((a)>0?(a):(-(a)))
+#endif
+
+/* Macros to get at offsets within smb_lkrng and smb_unlkrng
+   structures. We cannot define these as actual structures
+   due to possible differences in structure packing
+   on different machines/compilers. */
+
+#define SMB_LPID_OFFSET(indx) (10 * (indx))
+#define SMB_LKOFF_OFFSET(indx) ( 2 + (10 * (indx)))
+#define SMB_LKLEN_OFFSET(indx) ( 6 + (10 * (indx)))
+#define SMB_LARGE_LKOFF_OFFSET_HIGH(indx) (4 + (20 * (indx)))
+#define SMB_LARGE_LKOFF_OFFSET_LOW(indx) (8 + (20 * (indx)))
+#define SMB_LARGE_LKLEN_OFFSET_HIGH(indx) (12 + (20 * (indx)))
+#define SMB_LARGE_LKLEN_OFFSET_LOW(indx) (16 + (20 * (indx)))
+
+/* Macro to cache an error in a write_bmpx_struct */
+#define CACHE_ERROR(w,c,e) ((w)->wr_errclass = (c), (w)->wr_error = (e), \
+			    w->wr_discard = True, -1)
+/* Macro to test if an error has been cached for this fnum */
+#define HAS_CACHED_ERROR(fsp) ((fsp)->open && (fsp)->wbmpx_ptr && \
+				(fsp)->wbmpx_ptr->wr_discard)
+/* Macro to turn the cached error into an error packet */
+#define CACHED_ERROR(fsp) cached_error_packet(inbuf,outbuf,fsp,__LINE__)
+
+/* these are the datagram types */
+#define DGRAM_DIRECT_UNIQUE 0x10
+
+#define ERROR(class,x) error_packet(inbuf,outbuf,class,x,__LINE__)
+
+/* this is how errors are generated */
+#define UNIXERROR(defclass,deferror) unix_error_packet(inbuf,outbuf,defclass,deferror,__LINE__)
+
+#define SMB_ROUNDUP(x,g) (((x)+((g)-1))&~((g)-1))
+
+/* Extra macros added by Ying Chen at IBM - speed increase by inlining. */
+#define smb_buf(buf) (buf + smb_size + CVAL(buf,smb_wct)*2)
+#define smb_buflen(buf) (SVAL(buf,smb_vwv0 + (int)CVAL(buf, smb_wct)*2))
+
+/* Note that chain_size must be available as an extern int to this macro. */
+#define smb_offset(p,buf) (PTR_DIFF(p,buf+4) + chain_size)
+
+#define smb_len(buf) (PVAL(buf,3)|(PVAL(buf,2)<<8)|((PVAL(buf,1)&1)<<16))
+#define _smb_setlen(buf,len) buf[0] = 0; buf[1] = (len&0x10000)>>16; \
+        buf[2] = (len&0xFF00)>>8; buf[3] = len&0xFF;
+
+/*********************************************************
+* Routine to check if a given string matches exactly.
+* Case can be significant or not.
+**********************************************************/
+
+#define exact_match(str, regexp, case_sig) \
+  ((case_sig?strcmp(str,regexp):strcasecmp(str,regexp)) == 0)
+
+/*******************************************************************
+find the difference in milliseconds between two struct timeval
+values
+********************************************************************/
+
+#define TvalDiff(tvalold,tvalnew) \
+  (((tvalnew)->tv_sec - (tvalold)->tv_sec)*1000 +  \
+	 ((int)(tvalnew)->tv_usec - (int)(tvalold)->tv_usec)/1000)
+
+/****************************************************************************
+true if two IP addresses are equal
+****************************************************************************/
+
+#define ip_equal(ip1,ip2) ((ip1).s_addr == (ip2).s_addr)
+
+/*****************************************************************
+ splits out the last subkey of a key
+ *****************************************************************/  
+
+#define reg_get_subkey(full_keyname, key_name, subkey_name) \
+	split_at_last_component(full_keyname, key_name, '\\', subkey_name)
+
+/****************************************************************************
+ Used by dptr_zero.
+****************************************************************************/
+
+#define DPTR_MASK ((uint32)(((uint32)1)<<31))
+
+/****************************************************************************
+ Return True if the offset is at zero.
+****************************************************************************/
+
+#define dptr_zero(buf) ((IVAL(buf,1)&~DPTR_MASK) == 0)
+
+/*******************************************************************
+copy an IP address from one buffer to another
+********************************************************************/
+
+#define putip(dest,src) memcpy(dest,src,4)
+
+/****************************************************************************
+ Make a filename into unix format.
+****************************************************************************/
+
+#define unix_format(fname) string_replace(fname,'\\','/')
+
+/****************************************************************************
+ Make a file into DOS format.
+****************************************************************************/
+
+#define dos_format(fname) string_replace(fname,'/','\\')
+
+#endif /* _SMB_MACROS_H */
diff --git a/source3/include/vfs.h b/source3/include/vfs.h
new file mode 100644
index 0000000000..885e7d486b
--- /dev/null
+++ b/source3/include/vfs.h
@@ -0,0 +1,147 @@
+/* 
+   Unix SMB/Netbios implementation.
+   Version 1.9.
+   VFS structures and parameters
+   Copyright (C) Tim Potter 1999
+   
+   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 2 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, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef _VFS_H
+#define _VFS_H
+
+/* Types used in the definition of VFS operations.  These are included
+   here so the vfs.h file can be included by VFS modules without
+   having to pull in unnecessary amounts of other stuff.  Note to VFS
+   writers: you must include config.h before including this file.
+   The following type definitions reference the HAVE_* symbols which
+   are defined in config.h */
+
+#ifndef SMB_OFF_T
+#  ifdef HAVE_OFF64_T
+#    define SMB_OFF_T off64_t
+#  else
+#    define SMB_OFF_T off_t
+#  endif
+#endif
+
+#ifndef SMB_STRUCT_STAT
+#  if defined(HAVE_STAT64) && defined(HAVE_OFF64_T)
+#    define SMB_STRUCT_STAT struct stat64
+#  else
+#    define SMB_STRUCT_STAT struct stat
+#  endif
+#endif
+
+#ifndef _BOOL
+typedef int BOOL;
+#endif
+
+#ifndef _PSTRING
+#define PSTRING_LEN 1024
+#define FSTRING_LEN 128
+
+typedef char pstring[PSTRING_LEN];
+typedef char fstring[FSTRING_LEN];
+#define _PSTRING
+#endif
+
+#if defined(HAVE_LONGLONG)
+#define SMB_BIG_UINT unsigned long long
+#else
+#define SMB_BIG_UINT unsigned long
+#endif
+
+/* Information from the connection_struct passed to the vfs layer */
+
+struct vfs_connection_struct {
+
+    /* Connection information */
+
+    BOOL printer;
+    BOOL ipc;
+    BOOL read_only;
+    BOOL admin_user;
+
+    /* Handle on dlopen() call */
+
+    void *dl_handle;
+
+    /* Paths */
+
+    pstring dirpath;
+    pstring connectpath;
+    pstring origpath;
+    pstring service;
+    
+    /* Information on user who *opened* this connection */
+
+    pstring user;
+    uid_t uid;
+    gid_t gid;
+    int ngroups;
+    gid_t *groups;
+};
+
+/* Avoid conflict with an AIX include file */
+
+#ifdef vfs_ops
+#undef vfs_ops
+#endif
+
+/* VFS operations structure */
+
+struct vfs_ops {
+
+    /* Disk operations */
+    
+    int (*connect)(struct vfs_connection_struct *conn, char *service, 
+		   char *user);
+    void (*disconnect)(void);
+    SMB_BIG_UINT (*disk_free)(char *path, BOOL small_query, SMB_BIG_UINT *bsize, 
+			      SMB_BIG_UINT *dfree, SMB_BIG_UINT *dsize);
+    
+    /* Directory operations */
+
+    DIR *(*opendir)(char *fname);
+    struct dirent *(*readdir)(DIR *dirp);
+    int (*mkdir)(char *path, mode_t mode);
+    int (*rmdir)(char *path);
+    int (*closedir)(DIR *dir);
+    
+    /* File operations */
+    
+    int (*open)(char *fname, int flags, mode_t mode);
+    int (*close)(int fd);
+    ssize_t (*read)(int fd, char *data, size_t n);
+    ssize_t (*write)(int fd, char *data, size_t n);
+    SMB_OFF_T (*lseek)(int filedes, SMB_OFF_T offset, int whence);
+    int (*rename)(char *old, char *new);
+    void (*fsync)(int fd);
+    int (*stat)(char *fname, SMB_STRUCT_STAT *sbuf);
+    int (*fstat)(int fd, SMB_STRUCT_STAT *sbuf);
+    int (*lstat)(char *path, SMB_STRUCT_STAT *sbuf);
+    int (*unlink)(char *path);
+    int (*chmod)(char *path, mode_t mode);
+    int (*utime)(char *path, struct utimbuf *times);
+};
+
+struct vfs_options {
+    struct vfs_options *prev, *next;
+    char *name;
+    char *value;
+};
+
+#endif /* _VFS_H */