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/*
Unix SMB/Netbios implementation.
Version 3.0
MSDfs services for Samba
Copyright (C) Shirish Kalele 2000
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 _MSDFS_H
#define _MSDFS_H
#define REFERRAL_TTL 600
/* Flags used in trans2 Get Referral reply */
#define DFSREF_REFERRAL_SERVER 0x1
#define DFSREF_STORAGE_SERVER 0x2
/* Referral sizes */
#define VERSION2_REFERRAL_SIZE 0x16
#define VERSION3_REFERRAL_SIZE 0x22
#define REFERRAL_HEADER_SIZE 0x08
/* Maximum number of referrals for each Dfs volume */
#define MAX_REFERRAL_COUNT 256
struct referral
{
pstring alternate_path; /* contains the path referred */
uint32 proximity;
uint32 ttl; /* how long should client cache referral */
};
struct junction_map
{
pstring service_name;
pstring volume_name;
int referral_count;
struct referral* referral_list;
};
struct dfs_path
{
pstring hostname;
pstring servicename;
pstring volumename;
pstring restofthepath;
};
#ifdef WITH_MSDFS
#define RESOLVE_DFSPATH(name, conn, inbuf, outbuf) \
{ if(((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES)) && \
dfs_redirect(name,conn)) \
return ERROR_NT(NT_STATUS_PATH_NOT_COVERED); }
#define RESOLVE_FINDFIRST_DFSPATH(name, conn, inbuf, outbuf) \
{ if((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES) || \
get_remote_arch()==RA_WIN95) \
if(dfs_findfirst_redirect(directory,conn)) \
return ERROR_NT(NT_STATUS_PATH_NOT_COVERED); }
#define init_dfsroot(conn, inbuf, outbuf) \
{ if(lp_msdfs_root(SNUM(conn)) && lp_host_msdfs()) \
SSVAL(outbuf, smb_vwv2, SMB_SHARE_IN_DFS | SMB_SUPPORT_SEARCH_BITS); \
}
#else
/* Stub macros */
#define RESOLVE_DFSPATH(name, conn, inbuf, outbuf) ;
#define RESOLVE_FINDFIRST_DFSPATH(name, conn, inbuf, outbuf) ;
#define init_dfsroot(conn, inbuf, outbuf) ;
#endif
#endif /* _MSDFS_H */
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