| [745] | 1 | /*
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| 2 | Unix SMB/CIFS implementation.
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| 3 | Database interface wrapper around tdb
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| 4 | Copyright (C) Volker Lendecke 2005-2007
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| 5 |
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| 6 | This program is free software; you can redistribute it and/or modify
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| 7 | it under the terms of the GNU General Public License as published by
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| 8 | the Free Software Foundation; either version 3 of the License, or
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| 9 | (at your option) any later version.
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| 10 |
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| 11 | This program is distributed in the hope that it will be useful,
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 14 | GNU General Public License for more details.
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| 15 |
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| 16 | You should have received a copy of the GNU General Public License
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| 17 | along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 18 | */
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| 19 |
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| 20 | #ifndef __DBWRAP_H__
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| 21 | #define __DBWRAP_H__
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| 22 |
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| 23 | #include <tdb.h>
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| 24 |
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| 25 | struct db_record {
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| 26 | TDB_DATA key, value;
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| 27 | NTSTATUS (*store)(struct db_record *rec, TDB_DATA data, int flag);
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| 28 | NTSTATUS (*delete_rec)(struct db_record *rec);
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| 29 | void *private_data;
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| 30 | };
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| 31 |
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| 32 | struct db_context {
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| 33 | struct db_record *(*fetch_locked)(struct db_context *db,
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| 34 | TALLOC_CTX *mem_ctx,
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| 35 | TDB_DATA key);
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| 36 | int (*fetch)(struct db_context *db, TALLOC_CTX *mem_ctx,
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| 37 | TDB_DATA key, TDB_DATA *data);
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| 38 | int (*traverse)(struct db_context *db,
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| 39 | int (*f)(struct db_record *rec,
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| 40 | void *private_data),
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| 41 | void *private_data);
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| 42 | int (*traverse_read)(struct db_context *db,
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| 43 | int (*f)(struct db_record *rec,
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| 44 | void *private_data),
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| 45 | void *private_data);
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| 46 | int (*get_seqnum)(struct db_context *db);
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| 47 | int (*get_flags)(struct db_context *db);
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| 48 | int (*transaction_start)(struct db_context *db);
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| 49 | int (*transaction_commit)(struct db_context *db);
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| 50 | int (*transaction_cancel)(struct db_context *db);
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| 51 | int (*parse_record)(struct db_context *db, TDB_DATA key,
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| 52 | int (*parser)(TDB_DATA key, TDB_DATA data,
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| 53 | void *private_data),
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| 54 | void *private_data);
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| 55 | void *private_data;
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| 56 | bool persistent;
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| 57 | };
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| 58 |
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| 59 | bool db_is_local(const char *name);
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| 60 |
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| 61 | struct db_context *db_open(TALLOC_CTX *mem_ctx,
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| 62 | const char *name,
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| 63 | int hash_size, int tdb_flags,
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| 64 | int open_flags, mode_t mode);
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| 65 |
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| 66 | struct db_context *db_open_rbt(TALLOC_CTX *mem_ctx);
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| 67 |
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| 68 | struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx,
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| 69 | const char *name,
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| 70 | int hash_size, int tdb_flags,
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| 71 | int open_flags, mode_t mode);
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| 72 |
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| 73 | struct messaging_context;
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| 74 |
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| 75 | #ifdef CLUSTER_SUPPORT
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| 76 | struct db_context *db_open_ctdb(TALLOC_CTX *mem_ctx,
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| 77 | const char *name,
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| 78 | int hash_size, int tdb_flags,
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| 79 | int open_flags, mode_t mode);
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| 80 | #endif
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| 81 |
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| 82 | struct db_context *db_open_file(TALLOC_CTX *mem_ctx,
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| 83 | struct messaging_context *msg_ctx,
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| 84 | const char *name,
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| 85 | int hash_size, int tdb_flags,
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| 86 | int open_flags, mode_t mode);
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| 87 |
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| 88 |
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| 89 | NTSTATUS dbwrap_delete(struct db_context *db, TDB_DATA key);
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| 90 | NTSTATUS dbwrap_store(struct db_context *db, TDB_DATA key,
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| 91 | TDB_DATA data, int flags);
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| 92 | TDB_DATA dbwrap_fetch(struct db_context *db, TALLOC_CTX *mem_ctx,
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| 93 | TDB_DATA key);
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| 94 | NTSTATUS dbwrap_delete_bystring(struct db_context *db, const char *key);
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| 95 | NTSTATUS dbwrap_store_bystring(struct db_context *db, const char *key,
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| 96 | TDB_DATA data, int flags);
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| 97 | TDB_DATA dbwrap_fetch_bystring(struct db_context *db, TALLOC_CTX *mem_ctx,
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| 98 | const char *key);
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| 99 |
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| 100 | /* The following definitions come from lib/dbwrap_util.c */
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| 101 |
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| 102 | int32_t dbwrap_fetch_int32(struct db_context *db, const char *keystr);
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| 103 | int dbwrap_store_int32(struct db_context *db, const char *keystr, int32_t v);
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| 104 | bool dbwrap_fetch_uint32(struct db_context *db, const char *keystr,
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| 105 | uint32_t *val);
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| 106 | int dbwrap_store_uint32(struct db_context *db, const char *keystr, uint32_t v);
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| 107 | NTSTATUS dbwrap_change_uint32_atomic(struct db_context *db, const char *keystr,
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| 108 | uint32_t *oldval, uint32_t change_val);
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| 109 | NTSTATUS dbwrap_trans_change_uint32_atomic(struct db_context *db,
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| 110 | const char *keystr,
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| 111 | uint32_t *oldval,
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| 112 | uint32_t change_val);
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| 113 | NTSTATUS dbwrap_change_int32_atomic(struct db_context *db, const char *keystr,
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| 114 | int32_t *oldval, int32_t change_val);
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| 115 | NTSTATUS dbwrap_trans_change_int32_atomic(struct db_context *db,
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| 116 | const char *keystr,
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| 117 | int32_t *oldval,
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| 118 | int32_t change_val);
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| 119 | NTSTATUS dbwrap_trans_store(struct db_context *db, TDB_DATA key, TDB_DATA dbuf,
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| 120 | int flag);
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| 121 | NTSTATUS dbwrap_trans_delete(struct db_context *db, TDB_DATA key);
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| 122 | NTSTATUS dbwrap_trans_store_int32(struct db_context *db, const char *keystr,
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| 123 | int32_t v);
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| 124 | NTSTATUS dbwrap_trans_store_uint32(struct db_context *db, const char *keystr,
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| 125 | uint32_t v);
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| 126 | NTSTATUS dbwrap_trans_store_bystring(struct db_context *db, const char *key,
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| 127 | TDB_DATA data, int flags);
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| 128 | NTSTATUS dbwrap_trans_delete_bystring(struct db_context *db, const char *key);
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| 129 | NTSTATUS dbwrap_trans_do(struct db_context *db,
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| 130 | NTSTATUS (*action)(struct db_context *, void *),
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| 131 | void *private_data);
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| 132 | NTSTATUS dbwrap_trans_traverse(struct db_context *db,
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| 133 | int (*f)(struct db_record*, void*),
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| 134 | void *private_data);
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| 135 | NTSTATUS dbwrap_traverse(struct db_context *db,
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| 136 | int (*f)(struct db_record*, void*),
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| [751] | 137 | void *private_data,
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| 138 | int *count);
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| [745] | 139 |
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| 140 | NTSTATUS dbwrap_delete_bystring_upper(struct db_context *db, const char *key);
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| 141 | NTSTATUS dbwrap_store_bystring_upper(struct db_context *db, const char *key,
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| 142 | TDB_DATA data, int flags);
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| 143 | TDB_DATA dbwrap_fetch_bystring_upper(struct db_context *db, TALLOC_CTX *mem_ctx,
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| 144 | const char *key);
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| 145 |
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| 146 | #endif /* __DBWRAP_H__ */
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