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-rw-r--r--source3/include/smb_macros.h154
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diff --git a/source3/include/smb_macros.h b/source3/include/smb_macros.h
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--- a/source3/include/smb_macros.h
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-/*
- 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)
-
-/* 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 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))
-
-#endif /* _SMB_MACROS_H */