/* Unix SMB/CIFS implementation. Database interface wrapper around tdb Copyright (C) Volker Lendecke 2005-2007 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 3 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, see <http://www.gnu.org/licenses/>. */ #ifndef __DBWRAP_H__ #define __DBWRAP_H__ struct db_record { TDB_DATA key, value; NTSTATUS (*store)(struct db_record *rec, TDB_DATA data, int flag); NTSTATUS (*delete_rec)(struct db_record *rec); void *private_data; }; struct db_context { struct db_record *(*fetch_locked)(struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key); int (*fetch)(struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key, TDB_DATA *data); int (*traverse)(struct db_context *db, int (*f)(struct db_record *rec, void *private_data), void *private_data); int (*traverse_read)(struct db_context *db, int (*f)(struct db_record *rec, void *private_data), void *private_data); int (*get_seqnum)(struct db_context *db); int (*get_flags)(struct db_context *db); int (*transaction_start)(struct db_context *db); int (*transaction_commit)(struct db_context *db); int (*transaction_cancel)(struct db_context *db); int (*parse_record)(struct db_context *db, TDB_DATA key, int (*parser)(TDB_DATA key, TDB_DATA data, void *private_data), void *private_data); void *private_data; bool persistent; }; bool db_is_local(const char *name); struct db_context *db_open(TALLOC_CTX *mem_ctx, const char *name, int hash_size, int tdb_flags, int open_flags, mode_t mode); struct db_context *db_open_rbt(TALLOC_CTX *mem_ctx); struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx, const char *name, int hash_size, int tdb_flags, int open_flags, mode_t mode); struct db_context *db_open_tdb2(TALLOC_CTX *mem_ctx, const char *name, int hash_size, int tdb_flags, int open_flags, mode_t mode); struct messaging_context; #ifdef CLUSTER_SUPPORT struct db_context *db_open_ctdb(TALLOC_CTX *mem_ctx, const char *name, int hash_size, int tdb_flags, int open_flags, mode_t mode); #endif struct db_context *db_open_file(TALLOC_CTX *mem_ctx, struct messaging_context *msg_ctx, const char *name, int hash_size, int tdb_flags, int open_flags, mode_t mode); NTSTATUS dbwrap_delete(struct db_context *db, TDB_DATA key); NTSTATUS dbwrap_store(struct db_context *db, TDB_DATA key, TDB_DATA data, int flags); TDB_DATA dbwrap_fetch(struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key); NTSTATUS dbwrap_delete_bystring(struct db_context *db, const char *key); NTSTATUS dbwrap_store_bystring(struct db_context *db, const char *key, TDB_DATA data, int flags); TDB_DATA dbwrap_fetch_bystring(struct db_context *db, TALLOC_CTX *mem_ctx, const char *key); /* The following definitions come from lib/dbwrap_util.c */ int32_t dbwrap_fetch_int32(struct db_context *db, const char *keystr); int dbwrap_store_int32(struct db_context *db, const char *keystr, int32_t v); bool dbwrap_fetch_uint32(struct db_context *db, const char *keystr, uint32_t *val); int dbwrap_store_uint32(struct db_context *db, const char *keystr, uint32_t v); NTSTATUS dbwrap_change_uint32_atomic(struct db_context *db, const char *keystr, uint32_t *oldval, uint32_t change_val); NTSTATUS dbwrap_trans_change_uint32_atomic(struct db_context *db, const char *keystr, uint32_t *oldval, uint32_t change_val); NTSTATUS dbwrap_change_int32_atomic(struct db_context *db, const char *keystr, int32_t *oldval, int32_t change_val); NTSTATUS dbwrap_trans_change_int32_atomic(struct db_context *db, const char *keystr, int32_t *oldval, int32_t change_val); NTSTATUS dbwrap_trans_store(struct db_context *db, TDB_DATA key, TDB_DATA dbuf, int flag); NTSTATUS dbwrap_trans_delete(struct db_context *db, TDB_DATA key); NTSTATUS dbwrap_trans_store_int32(struct db_context *db, const char *keystr, int32_t v); NTSTATUS dbwrap_trans_store_uint32(struct db_context *db, const char *keystr, uint32_t v); NTSTATUS dbwrap_trans_store_bystring(struct db_context *db, const char *key, TDB_DATA data, int flags); NTSTATUS dbwrap_trans_delete_bystring(struct db_context *db, const char *key); NTSTATUS dbwrap_trans_do(struct db_context *db, NTSTATUS (*action)(struct db_context *, void *), void *private_data); NTSTATUS dbwrap_delete_bystring_upper(struct db_context *db, const char *key); NTSTATUS dbwrap_store_bystring_upper(struct db_context *db, const char *key, TDB_DATA data, int flags); TDB_DATA dbwrap_fetch_bystring_upper(struct db_context *db, TALLOC_CTX *mem_ctx, const char *key); #endif /* __DBWRAP_H__ */