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96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
/*
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Unix SMB/Netbios implementation.
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Version 3.0
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MSDfs services for Samba
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Copyright (C) Shirish Kalele 2000
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _MSDFS_H
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#define _MSDFS_H
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#define REFERRAL_TTL 600
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/* Flags used in trans2 Get Referral reply */
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#define DFSREF_REFERRAL_SERVER 0x1
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#define DFSREF_STORAGE_SERVER 0x2
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/* Referral sizes */
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#define VERSION2_REFERRAL_SIZE 0x16
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#define VERSION3_REFERRAL_SIZE 0x22
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#define REFERRAL_HEADER_SIZE 0x08
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/* Maximum number of referrals for each Dfs volume */
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#define MAX_REFERRAL_COUNT 256
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#define MAX_MSDFS_JUNCTIONS 256
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typedef struct _client_referral {
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uint32 proximity;
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uint32 ttl;
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pstring dfspath;
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} CLIENT_DFS_REFERRAL;
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struct referral {
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pstring alternate_path; /* contains the path referred */
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uint32 proximity;
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uint32 ttl; /* how long should client cache referral */
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};
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struct junction_map {
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pstring service_name;
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pstring volume_name;
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pstring comment;
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int referral_count;
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struct referral* referral_list;
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};
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struct dfs_path {
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pstring hostname;
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pstring servicename;
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pstring reqpath;
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};
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#define RESOLVE_DFSPATH(name, conn, inbuf, outbuf) \
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{ if ((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES) && \
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lp_host_msdfs() && lp_msdfs_root(SNUM(conn)) && \
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dfs_redirect(name, conn, False)) \
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return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, \
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ERRSRV, ERRbadpath);; }
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#define RESOLVE_DFSPATH_STATUS(name, conn, inbuf, outbuf) \
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{ if ((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES) && \
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lp_host_msdfs() && lp_msdfs_root(SNUM(conn)) && \
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dfs_redirect(name, conn, False)) \
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return NT_STATUS_PATH_NOT_COVERED;; }
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#define RESOLVE_DFSPATH_WCARD(name, conn, inbuf, outbuf) \
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{ if ((SVAL(inbuf,smb_flg2) & FLAGS2_DFS_PATHNAMES) && \
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lp_host_msdfs() && lp_msdfs_root(SNUM(conn)) && \
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dfs_redirect(name,conn, True)) \
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return ERROR_BOTH(NT_STATUS_PATH_NOT_COVERED, \
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ERRSRV, ERRbadpath);; }
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#define init_dfsroot(conn, inbuf, outbuf) \
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{ if (lp_msdfs_root(SNUM(conn)) && lp_host_msdfs()) { \
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DEBUG(2,("Serving %s as a Dfs root\n", \
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lp_servicename(SNUM(conn)) )); \
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SSVAL(outbuf, smb_vwv2, SMB_SHARE_IN_DFS \
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| SVAL(outbuf, smb_vwv2)); \
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} }
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#endif /* _MSDFS_H */
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