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4e090c66df
avoid the horrors of posix locking, but it was preventing us having an ldb open twice with different options. Now each ldb open of the same file shares the same underlying tdb, but uses a different ldb structure
112 lines
3.8 KiB
C
112 lines
3.8 KiB
C
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#ifdef _SAMBA_BUILD_
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#include "system/filesys.h"
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#include "lib/tdb/include/tdb.h"
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#else
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#include "tdb.h"
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#endif
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/* this private structure is used by the ltdb backend in the
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ldb_context */
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struct ltdb_private {
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TDB_CONTEXT *tdb;
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unsigned int connect_flags;
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/* a double is used for portability and ease of string
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handling. It has plenty of digits of precision */
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double sequence_number;
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struct ltdb_cache {
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struct ldb_message *baseinfo;
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struct ldb_message *indexlist;
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struct ldb_message *attributes;
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struct ldb_message *subclasses;
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struct {
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char *name;
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int flags;
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} last_attribute;
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} *cache;
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/* error if an internal ldb+tdb error */
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const char *last_err_string;
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};
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/* special record types */
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#define LTDB_INDEX "@INDEX"
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#define LTDB_INDEXLIST "@INDEXLIST"
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#define LTDB_IDX "@IDX"
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#define LTDB_IDXATTR "@IDXATTR"
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#define LTDB_BASEINFO "@BASEINFO"
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#define LTDB_ATTRIBUTES "@ATTRIBUTES"
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#define LTDB_SUBCLASSES "@SUBCLASSES"
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/* special attribute types */
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#define LTDB_SEQUENCE_NUMBER "sequenceNumber"
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#define LTDB_OBJECTCLASS "objectClass"
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/* The following definitions come from lib/ldb/ldb_tdb/ldb_cache.c */
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int ltdb_cache_reload(struct ldb_module *module);
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int ltdb_cache_load(struct ldb_module *module);
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int ltdb_increase_sequence_number(struct ldb_module *module);
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int ltdb_check_at_attributes_values(const struct ldb_val *value);
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/* The following definitions come from lib/ldb/ldb_tdb/ldb_index.c */
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struct ldb_parse_tree;
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int ltdb_search_indexed(struct ldb_module *module,
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const char *base,
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enum ldb_scope scope,
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struct ldb_parse_tree *tree,
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const char * const attrs[], struct ldb_message ***res);
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int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg);
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int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg);
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int ltdb_reindex(struct ldb_module *module);
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/* The following definitions come from lib/ldb/ldb_tdb/ldb_pack.c */
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int ltdb_pack_data(struct ldb_module *module,
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const struct ldb_message *message,
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struct TDB_DATA *data);
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void ltdb_unpack_data_free(struct ldb_module *module,
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struct ldb_message *message);
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int ltdb_unpack_data(struct ldb_module *module,
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const struct TDB_DATA *data,
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struct ldb_message *message);
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/* The following definitions come from lib/ldb/ldb_tdb/ldb_search.c */
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int ltdb_has_wildcard(struct ldb_module *module, const char *attr_name,
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const struct ldb_val *val);
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void ltdb_search_dn1_free(struct ldb_module *module, struct ldb_message *msg);
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int ltdb_search_dn1(struct ldb_module *module, const char *dn, struct ldb_message *msg);
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int ltdb_add_attr_results(struct ldb_module *module, struct ldb_message *msg,
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const char * const attrs[],
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int *count,
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struct ldb_message ***res);
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int ltdb_search(struct ldb_module *module, const char *base,
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enum ldb_scope scope, const char *expression,
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const char * const attrs[], struct ldb_message ***res);
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int ltdb_search_bytree(struct ldb_module *module, const char *base,
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enum ldb_scope scope, struct ldb_parse_tree *tree,
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const char * const attrs[], struct ldb_message ***res);
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/* The following definitions come from lib/ldb/ldb_tdb/ldb_tdb.c */
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struct TDB_DATA ltdb_key(struct ldb_module *module, const char *dn);
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int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flgs);
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int ltdb_delete_noindex(struct ldb_module *module, const char *dn);
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int ltdb_modify_internal(struct ldb_module *module, const struct ldb_message *msg);
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int ltdb_lock_read(struct ldb_module *module);
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int ltdb_unlock_read(struct ldb_module *module);
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int ltdb_index_del_value(struct ldb_module *module, const char *dn,
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struct ldb_message_element *el, int v_idx);
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struct tdb_context *ltdb_wrap_open(TALLOC_CTX *mem_ctx,
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const char *path, int hash_size, int tdb_flags,
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int open_flags, mode_t mode);
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