source/include/msdfs.h

   1 /*
   2    Unix SMB/Netbios implementation.
   3    Version 3.0
   4    MSDfs services for Samba
   5    Copyright (C) Shirish Kalele 2000
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #ifndef _MSDFS_H
  23 #define _MSDFS_H
  24
  25 #define REFERRAL_TTL 600
  26
  27 /* Flags used in trans2 Get Referral reply */
  28 #define DFSREF_REFERRAL_SERVER 0x1
  29 #define DFSREF_STORAGE_SERVER  0x2
  30
  31
  32 struct referral
  33 {
  34         pstring alternate_path; /* contains the path referred (UNICODE?) */
  35         uint32 proximity;
  36         uint32 ttl; /* how long should client cache referral */
  37 };
  38
  39 struct junction_map
  40 {
  41   pstring service_name;
  42   pstring volume_name;
  43   int referral_count;
  44   struct referral* referral_list;
  45 };
  46
  47 struct dfs_path
  48 {
  49   pstring hostname;
  50   pstring servicename;
  51   pstring volumename;
  52   pstring restofthepath;
  53 };
  54
  55 #ifdef MS_DFS
  56
  57 #define RESOLVE_DFSPATH(name, conn, inbuf, outbuf) \
  58 { if(((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES)) && \
  59      dfs_redirect(name,conn)) \
  60      return(dfs_path_error(inbuf,outbuf)); }
  61
  62 #define RESOLVE_FINDFIRST_DFSPATH(name, conn, inbuf, outbuf) \
  63 { if((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES) || \
  64      get_remote_arch()==RA_WIN95) \
  65       if(dfs_findfirst_redirect(directory,conn)) \
  66          return(dfs_path_error(inbuf,outbuf)); }
  67
  68 #define init_dfsroot(conn, inbuf, outbuf) \
  69 { if(*lp_dfsmap(SNUM(conn)) && lp_host_msdfs()) { \
  70         SSVAL(outbuf, smb_vwv2, SMB_SHARE_IN_DFS | SMB_SUPPORT_SEARCH_BITS); \
  71         if(lp_dfsmap_loaded(SNUM(conn))) \
  72           msdfs_open(False); \
  73         else { \
  74           DEBUG(3,("msdfs map database not initialized!\n")); \
  75           pstrcpy(lp_dfsmap(SNUM(conn)),""); \
  76         } } }
  77
  78 #else
  79 /* Stub macros */
  80 #define RESOLVE_DFSPATH(name, conn, inbuf, outbuf) ;
  81 #define RESOLVE_FINDFIRST_DFSPATH(name, conn, inbuf, outbuf) ;
  82 #define init_dfsroot(conn, inbuf, outbuf) ;
  83
  84 #endif
  85
  86 #endif /* _MSDFS_H */