| 1 | /*
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| 2 | Unix SMB/Netbios implementation.
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| 3 | Version 3.0
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| 4 | MSDfs services for Samba
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| 5 | Copyright (C) Shirish Kalele 2000
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| 6 |
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| 7 | This program is free software; you can redistribute it and/or modify
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| 8 | it under the terms of the GNU General Public License as published by
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| 9 | the Free Software Foundation; either version 2 of the License, or
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| 10 | (at your option) any later version.
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| 11 |
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| 12 | This program is distributed in the hope that it will be useful,
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| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | GNU General Public License for more details.
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| 16 |
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| 17 | You should have received a copy of the GNU General Public License
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| 18 | along with this program; if not, write to the Free Software
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| 19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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| 20 |
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| 21 | */
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| 22 |
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| 23 | #ifndef _MSDFS_H
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| 24 | #define _MSDFS_H
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| 25 |
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| 26 | #define REFERRAL_TTL 600
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| 27 |
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| 28 | /* Flags used in trans2 Get Referral reply */
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| 29 | #define DFSREF_REFERRAL_SERVER 0x1
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| 30 | #define DFSREF_STORAGE_SERVER 0x2
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| 31 |
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| 32 | /* Referral sizes */
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| 33 | #define VERSION2_REFERRAL_SIZE 0x16
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| 34 | #define VERSION3_REFERRAL_SIZE 0x22
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| 35 | #define REFERRAL_HEADER_SIZE 0x08
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| 36 |
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| 37 | /* Maximum number of referrals for each Dfs volume */
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| 38 | #define MAX_REFERRAL_COUNT 256
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| 39 | #define MAX_MSDFS_JUNCTIONS 256
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| 40 |
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| 41 | typedef struct _client_referral {
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| 42 | uint32 proximity;
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| 43 | uint32 ttl;
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| 44 | pstring dfspath;
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| 45 | } CLIENT_DFS_REFERRAL;
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| 46 |
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| 47 | struct referral {
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| 48 | pstring alternate_path; /* contains the path referred */
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| 49 | uint32 proximity;
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| 50 | uint32 ttl; /* how long should client cache referral */
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| 51 | };
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| 52 |
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| 53 | struct junction_map {
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| 54 | fstring service_name;
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| 55 | pstring volume_name;
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| 56 | pstring comment;
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| 57 | int referral_count;
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| 58 | struct referral* referral_list;
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| 59 | };
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| 60 |
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| 61 | struct dfs_path {
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| 62 | fstring hostname;
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| 63 | fstring servicename;
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| 64 | pstring reqpath;
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| 65 | BOOL posix_path;
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| 66 | };
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| 67 |
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| 68 | #define init_dfsroot(conn, inbuf, outbuf) \
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| 69 | { if (lp_msdfs_root(SNUM(conn)) && lp_host_msdfs()) { \
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| 70 | DEBUG(2,("Serving %s as a Dfs root\n", \
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| 71 | lp_servicename(SNUM(conn)) )); \
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| 72 | SSVAL(outbuf, smb_vwv2, SMB_SHARE_IN_DFS \
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| 73 | | SVAL(outbuf, smb_vwv2)); \
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| 74 | } }
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| 75 |
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| 76 | #endif /* _MSDFS_H */
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