[233] | 1 | /*
|
---|
| 2 | Unix SMB/CIFS implementation.
|
---|
| 3 | Database interface wrapper around tdb
|
---|
| 4 | Copyright (C) Volker Lendecke 2005-2007
|
---|
| 5 |
|
---|
| 6 | This program is free software; you can redistribute it and/or modify
|
---|
| 7 | it under the terms of the GNU General Public License as published by
|
---|
| 8 | the Free Software Foundation; either version 3 of the License, or
|
---|
| 9 | (at your option) any later version.
|
---|
| 10 |
|
---|
| 11 | This program is distributed in the hope that it will be useful,
|
---|
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
| 14 | GNU General Public License for more details.
|
---|
| 15 |
|
---|
| 16 | You should have received a copy of the GNU General Public License
|
---|
| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>.
|
---|
| 18 | */
|
---|
| 19 |
|
---|
| 20 | #ifndef __DBWRAP_H__
|
---|
| 21 | #define __DBWRAP_H__
|
---|
| 22 |
|
---|
| 23 | struct db_record {
|
---|
| 24 | TDB_DATA key, value;
|
---|
| 25 | NTSTATUS (*store)(struct db_record *rec, TDB_DATA data, int flag);
|
---|
| 26 | NTSTATUS (*delete_rec)(struct db_record *rec);
|
---|
| 27 | void *private_data;
|
---|
| 28 | };
|
---|
| 29 |
|
---|
| 30 | struct db_context {
|
---|
| 31 | struct db_record *(*fetch_locked)(struct db_context *db,
|
---|
| 32 | TALLOC_CTX *mem_ctx,
|
---|
| 33 | TDB_DATA key);
|
---|
| 34 | int (*fetch)(struct db_context *db, TALLOC_CTX *mem_ctx,
|
---|
| 35 | TDB_DATA key, TDB_DATA *data);
|
---|
| 36 | int (*traverse)(struct db_context *db,
|
---|
| 37 | int (*f)(struct db_record *rec,
|
---|
| 38 | void *private_data),
|
---|
| 39 | void *private_data);
|
---|
| 40 | int (*traverse_read)(struct db_context *db,
|
---|
| 41 | int (*f)(struct db_record *rec,
|
---|
| 42 | void *private_data),
|
---|
| 43 | void *private_data);
|
---|
| 44 | int (*get_seqnum)(struct db_context *db);
|
---|
| 45 | int (*transaction_start)(struct db_context *db);
|
---|
| 46 | int (*transaction_commit)(struct db_context *db);
|
---|
| 47 | int (*transaction_cancel)(struct db_context *db);
|
---|
| 48 | void *private_data;
|
---|
| 49 | bool persistent;
|
---|
| 50 | };
|
---|
| 51 |
|
---|
| 52 | bool db_is_local(const char *name);
|
---|
| 53 |
|
---|
| 54 | struct db_context *db_open(TALLOC_CTX *mem_ctx,
|
---|
| 55 | const char *name,
|
---|
| 56 | int hash_size, int tdb_flags,
|
---|
| 57 | int open_flags, mode_t mode);
|
---|
| 58 |
|
---|
| 59 | struct db_context *db_open_trans(TALLOC_CTX *mem_ctx,
|
---|
| 60 | const char *name,
|
---|
| 61 | int hash_size, int tdb_flags,
|
---|
| 62 | int open_flags, mode_t mode);
|
---|
| 63 |
|
---|
| 64 | struct db_context *db_open_rbt(TALLOC_CTX *mem_ctx);
|
---|
| 65 |
|
---|
| 66 | struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx,
|
---|
| 67 | const char *name,
|
---|
| 68 | int hash_size, int tdb_flags,
|
---|
| 69 | int open_flags, mode_t mode);
|
---|
| 70 |
|
---|
| 71 | struct db_context *db_open_tdb2(TALLOC_CTX *mem_ctx,
|
---|
| 72 | const char *name,
|
---|
| 73 | int hash_size, int tdb_flags,
|
---|
| 74 | int open_flags, mode_t mode);
|
---|
| 75 |
|
---|
| 76 | struct messaging_context;
|
---|
| 77 | void db_tdb2_setup_messaging(struct messaging_context *msg_ctx, bool server);
|
---|
| 78 |
|
---|
| 79 | #ifdef CLUSTER_SUPPORT
|
---|
| 80 | struct db_context *db_open_ctdb(TALLOC_CTX *mem_ctx,
|
---|
| 81 | const char *name,
|
---|
| 82 | int hash_size, int tdb_flags,
|
---|
| 83 | int open_flags, mode_t mode);
|
---|
| 84 | #endif
|
---|
| 85 |
|
---|
| 86 | struct db_context *db_open_file(TALLOC_CTX *mem_ctx,
|
---|
| 87 | struct messaging_context *msg_ctx,
|
---|
| 88 | const char *name,
|
---|
| 89 | int hash_size, int tdb_flags,
|
---|
| 90 | int open_flags, mode_t mode);
|
---|
| 91 |
|
---|
| 92 |
|
---|
| 93 | NTSTATUS dbwrap_delete_bystring(struct db_context *db, const char *key);
|
---|
| 94 | NTSTATUS dbwrap_store_bystring(struct db_context *db, const char *key,
|
---|
| 95 | TDB_DATA data, int flags);
|
---|
| 96 | TDB_DATA dbwrap_fetch_bystring(struct db_context *db, TALLOC_CTX *mem_ctx,
|
---|
| 97 | const char *key);
|
---|
| 98 |
|
---|
| 99 | #endif /* __DBWRAP_H__ */
|
---|