If a filename exists with an wildcat character (i.e. ? or *) then samba does not
displays all files in the directory.
 
Patch:
--- samba-3.0.6rc2.orig/source/smbd/trans2.c    2004-08-06 23:38:18.000000000 +0200
+++ samba-3.0.6rc2/source/smbd/trans2.c 2004-08-18 11:25:41.000000000 +0200
@@ -1346,6 +1346,7 @@
        BOOL finished = False;
        BOOL dont_descend = False;
        BOOL out_of_space = False;
+       BOOL name_has_wildcard = False;
        int space_remaining;
        BOOL bad_path = False;
        SMB_STRUCT_STAT sbuf;
@@ -1732,6 +1733,9 @@
                } /* end if current_pos */
        } /* end if requires_resume_key && !continue_bit */

+       if(strchr(mask,'?') || strchr(mask,'*'))
+         name_has_wildcard = True;
+
        for (i=0;(i<(int)maxentries) && !finished && !out_of_space ;i++) {
                BOOL got_exact_match = False;

@@ -1757,12 +1761,12 @@

                /*
                 * As an optimisation if we know we aren't looking
-                * for a wildcard name (ie. the name matches the wildcard exactly)
+                * for a wildcard name (ie. the mask does not contain wildcards)
                 * then we can finish on any (first) match.
                 * This speeds up large directory searches. JRA.
                 */

-               if(got_exact_match)
+               if(got_exact_match  && !name_has_wildcard)
                        finished = True;

                space_remaining = max_data_bytes - PTR_DIFF(p,pdata);