From 23b61265b85f321ae2ceddc6c75771f8881566d8 Mon Sep 17 00:00:00 2001 From: Simo Sorce Date: Fri, 5 Sep 2008 10:13:10 -0400 Subject: Initial Import --- ldb/include/ldb_private.h | 251 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 251 insertions(+) create mode 100644 ldb/include/ldb_private.h (limited to 'ldb/include/ldb_private.h') diff --git a/ldb/include/ldb_private.h b/ldb/include/ldb_private.h new file mode 100644 index 000000000..e1026ab78 --- /dev/null +++ b/ldb/include/ldb_private.h @@ -0,0 +1,251 @@ +/* + ldb database library + + Copyright (C) Andrew Tridgell 2004 + Copyright (C) Stefan Metzmacher 2004 + Copyright (C) Simo Sorce 2004-2005 + + ** NOTE! The following LGPL license applies to the ldb + ** library. This does NOT imply that all of Samba is released + ** under the LGPL + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 3 of the License, or (at your option) any later version. + + This library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, see . +*/ + +/* + * Name: ldb + * + * Component: ldb private header + * + * Description: defines internal ldb structures used by the subsystem and modules + * + * Author: Andrew Tridgell + * Author: Stefan Metzmacher + */ + +#ifndef _LDB_PRIVATE_H_ +#define _LDB_PRIVATE_H_ 1 + +struct ldb_context; + +struct ldb_module_ops; + +struct ldb_backend_ops; + +/* basic module structure */ +struct ldb_module { + struct ldb_module *prev, *next; + struct ldb_context *ldb; + void *private_data; + const struct ldb_module_ops *ops; +}; + +/* + these function pointers define the operations that a ldb module must perform + they correspond exactly to the ldb_*() interface +*/ +struct ldb_module_ops { + const char *name; + int (*init_context) (struct ldb_module *); + int (*search)(struct ldb_module *, struct ldb_request *); /* search */ + int (*add)(struct ldb_module *, struct ldb_request *); /* add */ + int (*modify)(struct ldb_module *, struct ldb_request *); /* modify */ + int (*del)(struct ldb_module *, struct ldb_request *); /* delete */ + int (*rename)(struct ldb_module *, struct ldb_request *); /* rename */ + int (*request)(struct ldb_module *, struct ldb_request *); /* match any other operation */ + int (*extended)(struct ldb_module *, struct ldb_request *); /* extended operations */ + int (*start_transaction)(struct ldb_module *); + int (*end_transaction)(struct ldb_module *); + int (*del_transaction)(struct ldb_module *); + int (*wait)(struct ldb_handle *, enum ldb_wait_type); + int (*sequence_number)(struct ldb_module *, struct ldb_request *); +}; + + +typedef int (*ldb_connect_fn) (struct ldb_context *ldb, const char *url, unsigned int flags, const char *options[], + struct ldb_module **module); + + +struct ldb_backend_ops { + const char *name; + ldb_connect_fn connect_fn; +}; + +const char *ldb_default_modules_dir(void); + +/* + schema related information needed for matching rules +*/ +struct ldb_schema { + /* attribute handling table */ + unsigned num_attributes; + struct ldb_schema_attribute *attributes; +}; + +/* + every ldb connection is started by establishing a ldb_context +*/ +struct ldb_context { + /* the operations provided by the backend */ + struct ldb_module *modules; + + /* debugging operations */ + struct ldb_debug_ops debug_ops; + + /* custom utf8 functions */ + struct ldb_utf8_fns utf8_fns; + + /* backend specific opaque parameters */ + struct ldb_opaque { + struct ldb_opaque *next; + const char *name; + void *value; + } *opaque; + + struct ldb_schema schema; + + char *err_string; + + int transaction_active; + + int default_timeout; + + unsigned int flags; + + unsigned int create_perms; + + char *modules_dir; + + struct event_context *ev_ctx; +}; + +#ifndef ARRAY_SIZE +#define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0])) +#endif + +/* + simplify out of memory handling +*/ +#define ldb_oom(ldb) ldb_debug_set(ldb, LDB_DEBUG_FATAL, "ldb out of memory at %s:%d\n", __FILE__, __LINE__) + +/* The following definitions come from lib/ldb/common/ldb.c */ + +int ldb_connect_backend(struct ldb_context *ldb, const char *url, const char *options[], + struct ldb_module **backend_module); +void ldb_set_default_dns(struct ldb_context *ldb); + +/* The following definitions come from lib/ldb/common/ldb_modules.c */ + +const char **ldb_modules_list_from_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx, const char *string); +int ldb_load_modules_list(struct ldb_context *ldb, const char **module_list, struct ldb_module *backend, struct ldb_module **out); +int ldb_load_modules(struct ldb_context *ldb, const char *options[]); +int ldb_init_module_chain(struct ldb_context *ldb, struct ldb_module *module); +int ldb_next_request(struct ldb_module *module, struct ldb_request *request); +int ldb_next_start_trans(struct ldb_module *module); +int ldb_next_end_trans(struct ldb_module *module); +int ldb_next_del_trans(struct ldb_module *module); +int ldb_next_init(struct ldb_module *module); + +void ldb_set_errstring(struct ldb_context *ldb, const char *err_string); +void ldb_asprintf_errstring(struct ldb_context *ldb, const char *format, ...) PRINTF_ATTRIBUTE(2,3); +void ldb_reset_err_string(struct ldb_context *ldb); + +int ldb_register_module(const struct ldb_module_ops *); +int ldb_register_backend(const char *url_prefix, ldb_connect_fn); +void *ldb_dso_load_symbol(struct ldb_context *ldb, const char *name, + const char *symbol); + +/* The following definitions come from lib/ldb/common/ldb_debug.c */ +void ldb_debug(struct ldb_context *ldb, enum ldb_debug_level level, const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4); +void ldb_debug_set(struct ldb_context *ldb, enum ldb_debug_level level, + const char *fmt, ...) PRINTF_ATTRIBUTE(3, 4); + +/* The following definitions come from lib/ldb/common/ldb_ldif.c */ +int ldb_should_b64_encode(const struct ldb_val *val); + +extern const struct ldb_module_ops ldb_objectclass_module_ops; +extern const struct ldb_module_ops ldb_operational_module_ops; +extern const struct ldb_module_ops ldb_paged_results_module_ops; +extern const struct ldb_module_ops ldb_rdn_name_module_ops; +extern const struct ldb_module_ops ldb_schema_module_ops; +extern const struct ldb_module_ops ldb_asq_module_ops; +extern const struct ldb_module_ops ldb_server_sort_module_ops; +extern const struct ldb_module_ops ldb_ldap_module_ops; +extern const struct ldb_module_ops ldb_ildap_module_ops; +extern const struct ldb_module_ops ldb_paged_searches_module_ops; +extern const struct ldb_module_ops ldb_tdb_module_ops; +extern const struct ldb_module_ops ldb_skel_module_ops; +extern const struct ldb_module_ops ldb_subtree_rename_module_ops; +extern const struct ldb_module_ops ldb_subtree_delete_module_ops; +extern const struct ldb_module_ops ldb_sqlite3_module_ops; +extern const struct ldb_module_ops ldb_wins_ldb_module_ops; +extern const struct ldb_module_ops ldb_ranged_results_module_ops; + +extern const struct ldb_backend_ops ldb_tdb_backend_ops; +extern const struct ldb_backend_ops ldb_sqlite3_backend_ops; +extern const struct ldb_backend_ops ldb_ldap_backend_ops; +extern const struct ldb_backend_ops ldb_ldapi_backend_ops; +extern const struct ldb_backend_ops ldb_ldaps_backend_ops; + +int ldb_match_msg(struct ldb_context *ldb, + const struct ldb_message *msg, + const struct ldb_parse_tree *tree, + struct ldb_dn *base, + enum ldb_scope scope); + +const struct ldb_schema_syntax *ldb_standard_syntax_by_name(struct ldb_context *ldb, + const char *syntax); + +/* The following definitions come from lib/ldb/common/ldb_attributes.c */ + +int ldb_schema_attribute_add_with_syntax(struct ldb_context *ldb, + const char *name, + unsigned flags, + const struct ldb_schema_syntax *syntax); +int ldb_schema_attribute_add(struct ldb_context *ldb, + const char *name, + unsigned flags, + const char *syntax); +void ldb_schema_attribute_remove(struct ldb_context *ldb, const char *name); +int ldb_setup_wellknown_attributes(struct ldb_context *ldb); + +const char **ldb_subclass_list(struct ldb_context *ldb, const char *classname); +void ldb_subclass_remove(struct ldb_context *ldb, const char *classname); +int ldb_subclass_add(struct ldb_context *ldb, const char *classname, const char *subclass); + +int ldb_handler_copy(struct ldb_context *ldb, void *mem_ctx, + const struct ldb_val *in, struct ldb_val *out); +int ldb_comparison_binary(struct ldb_context *ldb, void *mem_ctx, + const struct ldb_val *v1, const struct ldb_val *v2); + +/* The following definitions come from lib/ldb/common/ldb_controls.c */ +struct ldb_control *get_control_from_list(struct ldb_control **controls, const char *oid); +int save_controls(struct ldb_control *exclude, struct ldb_request *req, struct ldb_control ***saver); +int check_critical_controls(struct ldb_control **controls); + +/* The following definitions come from lib/ldb/common/ldb_utf8.c */ +char *ldb_casefold_default(void *context, void *mem_ctx, const char *s, size_t n); + +void ldb_msg_remove_element(struct ldb_message *msg, struct ldb_message_element *el); + +/** + Obtain current/next database sequence number +*/ +int ldb_sequence_number(struct ldb_context *ldb, enum ldb_sequence_type type, uint64_t *seq_num); + +#define LDB_SEQ_GLOBAL_SEQUENCE 0x01 +#define LDB_SEQ_TIMESTAMP_SEQUENCE 0x02 + + +#endif -- cgit