fs/smbsrv/smb_vops.c

4  * The contents of this file are subject to the terms of the
49  * UNIX and Windows.  Thus, as CATIA customers migrate from V4 to V5,
50  * some V4 files could become inaccessible to windows clients if the
52  * Windows.  In order to address this issue an optional character
53  * translation is applied to filenames at the smb_vop interface.
70  * Two lookup tables are used to perform the character translation:
77  * in the range from 0x00A4 to 0x00FF and their UNIX (v4) equivalent
81  * or rename (to the '/' name)  operations will not be permitted. It is
82  * not valid to create a filename with a '/' in it. However, if such a
172 	 * Since the CIFS server is mapping its locks to POSIX locks,
174 	 * CIFS server (to represent CIFS in the VOP_FRLOCK routines).
209  * Since the CIFS server is mapping its locks to POSIX locks,
211  * CIFS server (to represent CIFS in the VOP_FRLOCK routines).
237  * serve as an interface to the VFS layer.
241  * to call smb_vop_* layer functions directly.)
283  * service (instead of calling VOP_GETATTR directly) to retrieve attributes
284  * due to special processing needed for streams files.
429  * VOP_SETATTR() when calling from the CIFS service, due to special processing
434  * applies to the stream.  In contrast, extended attribute files, which are
435  * used to implement streams, are independent objects with their own
439  * file and apply other attributes to the (unnamed stream) file.  The one
441  * NULL unnamed_vp, which allows callers to synchronize stream ownership
502  * against file's ACL or Unix permissions. CIFS on the other hand needs to
538  * name:	name of file to be looked up (in)
731 	char *from, *to, *fbuf, *tbuf;
738 		to = smb_vop_catia_v5tov4(to_name, tbuf, MAXNAMELEN);
739 		if (strchr(to, '/') != NULL) {
747 		error = VOP_RENAME(from_dvp, from, to_dvp, to, cr,
802  * The third argument to VOP_RMDIR  is the current directory of
803  * the process.  It allows rmdir wants to EINVAL if one tries to
806  * to exist and illegal to remove (rootdir).
847 	 * Copy caller-specified classic attributes to xvattr.
882 		 * to be updated with a "0" value.  This is done
925  * VFSFT_DIRENTFLAGS), set V_RDDIR_ENTFLAGS to cause the buffer to be
928  * V_RDDIR_ACCFILTER to filter directory entries based on user cred.
980  * setting those bits that correspond to the SMB_AT_* bits
1002  * SMB_STREAM_PREFIX stripped off.  od_name should be allocated to MAXNAMELEN
1025 	 * Prepend SMB_STREAM_PREFIX to stream name
1065 	 * Prepend SMB_STREAM_PREFIX to stream name
1093 	 * Prepend SMB_STREAM_PREFIX to stream name
1100 	/* XXX might have to use kcred */
1123  * This function checks to see if the passed-in vnode has a file system
1161  * Caller has to free the allocated memory for aclp by calling
1247 		 * pathconf.  In this case, we fall back to trying
1256 		 * ACLENT ACLs we will fall back to UFS-style ACLs
1405 	 * For s_access and s_deny, we do not need to pass in the original
1441  * 0x00A4 to 0x00FF and their UNIX (v4) equivalent (wide character).
1488  * (windows (v5) to unix (v4))
1491  * multibyte that is equivalent to any special Windows character listed
1492  * in the catia_maps table to the Unix ASCII character if any is
1544  * (unix (v4) to windows (v5))
1547  * the special Unix character that is listed in the catia_maps table to