source3/lib/ldb/ldb_tdb/ldb_tdb.h

   1
   2 #ifdef _SAMBA_BUILD_
   3 #include "system/filesys.h"
   4 #endif
   5
   6 #if (_SAMBA_BUILD_ >= 4)
   7 #include "lib/tdb/include/tdb.h"
   8 #elif defined(_SAMBA_BUILD_)
   9 #include "tdb/include/tdb.h"
  10 #else
  11 #include "tdb.h"
  12 #endif
  13
  14 /* this private structure is used by the ltdb backend in the
  15    ldb_context */
  16 struct ltdb_private {
  17         TDB_CONTEXT *tdb;
  18         unsigned int connect_flags;
  19
  20         /* a double is used for portability and ease of string
  21            handling. It has plenty of digits of precision */
  22         unsigned long long sequence_number;
  23
  24         struct ltdb_cache {
  25                 struct ldb_message *baseinfo;
  26                 struct ldb_message *indexlist;
  27                 struct ldb_message *attributes;
  28                 struct ldb_message *subclasses;
  29
  30                 struct {
  31                         char *name;
  32                         int flags;
  33                 } last_attribute;
  34         } *cache;
  35 };
  36
  37 /*
  38   the async local context
  39   holds also internal search state during a full db search
  40 */
  41 struct ltdb_context {
  42         struct ldb_module *module;
  43
  44         /* search stuff */
  45         const struct ldb_parse_tree *tree;
  46         const struct ldb_dn *base;
  47         enum ldb_scope scope;
  48         const char * const *attrs;
  49
  50         /* async stuff */
  51         void *context;
  52         int (*callback)(struct ldb_context *, void *, struct ldb_reply *);
  53 };
  54
  55 /* special record types */
  56 #define LTDB_INDEX      "@INDEX"
  57 #define LTDB_INDEXLIST  "@INDEXLIST"
  58 #define LTDB_IDX        "@IDX"
  59 #define LTDB_IDXATTR    "@IDXATTR"
  60 #define LTDB_BASEINFO   "@BASEINFO"
  61 #define LTDB_ATTRIBUTES "@ATTRIBUTES"
  62 #define LTDB_SUBCLASSES "@SUBCLASSES"
  63
  64 /* special attribute types */
  65 #define LTDB_SEQUENCE_NUMBER "sequenceNumber"
  66 #define LTDB_MOD_TIMESTAMP "whenChanged"
  67 #define LTDB_OBJECTCLASS "objectClass"
  68
  69 /* The following definitions come from lib/ldb/ldb_tdb/ldb_cache.c  */
  70
  71 int ltdb_cache_reload(struct ldb_module *module);
  72 int ltdb_cache_load(struct ldb_module *module);
  73 int ltdb_increase_sequence_number(struct ldb_module *module);
  74 int ltdb_check_at_attributes_values(const struct ldb_val *value);
  75
  76 /* The following definitions come from lib/ldb/ldb_tdb/ldb_index.c  */
  77
  78 struct ldb_parse_tree;
  79
  80 int ltdb_search_indexed(struct ldb_handle *handle);
  81 int ltdb_index_add(struct ldb_module *module, const struct ldb_message *msg);
  82 int ltdb_index_del(struct ldb_module *module, const struct ldb_message *msg);
  83 int ltdb_reindex(struct ldb_module *module);
  84
  85 /* The following definitions come from lib/ldb/ldb_tdb/ldb_pack.c  */
  86
  87 int ltdb_pack_data(struct ldb_module *module,
  88                    const struct ldb_message *message,
  89                    struct TDB_DATA *data);
  90 void ltdb_unpack_data_free(struct ldb_module *module,
  91                            struct ldb_message *message);
  92 int ltdb_unpack_data(struct ldb_module *module,
  93                      const struct TDB_DATA *data,
  94                      struct ldb_message *message);
  95
  96 /* The following definitions come from lib/ldb/ldb_tdb/ldb_search.c  */
  97
  98 int ltdb_has_wildcard(struct ldb_module *module, const char *attr_name,
  99                       const struct ldb_val *val);
 100 void ltdb_search_dn1_free(struct ldb_module *module, struct ldb_message *msg);
 101 int ltdb_search_dn1(struct ldb_module *module, const struct ldb_dn *dn, struct ldb_message *msg);
 102 int ltdb_add_attr_results(struct ldb_module *module,
 103                           TALLOC_CTX *mem_ctx,
 104                           struct ldb_message *msg,
 105                           const char * const attrs[],
 106                           unsigned int *count,
 107                           struct ldb_message ***res);
 108 int ltdb_filter_attrs(struct ldb_message *msg, const char * const *attrs);
 109 int ltdb_search(struct ldb_module *module, struct ldb_request *req);
 110
 111 /* The following definitions come from lib/ldb/ldb_tdb/ldb_tdb.c  */
 112 struct ldb_handle *init_ltdb_handle(struct ltdb_private *ltdb, struct ldb_module *module,
 113                                           void *context,
 114                                           int (*callback)(struct ldb_context *, void *, struct ldb_reply *));
 115 struct TDB_DATA ltdb_key(struct ldb_module *module, const struct ldb_dn *dn);
 116 int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flgs);
 117 int ltdb_delete_noindex(struct ldb_module *module, const struct ldb_dn *dn);
 118 int ltdb_modify_internal(struct ldb_module *module, const struct ldb_message *msg);
 119
 120 int ltdb_index_del_value(struct ldb_module *module, const char *dn,
 121                          struct ldb_message_element *el, int v_idx);
 122
 123 struct tdb_context *ltdb_wrap_open(TALLOC_CTX *mem_ctx,
 124                                    const char *path, int hash_size, int tdb_flags,
 125                                    int open_flags, mode_t mode,
 126                                    struct ldb_context *ldb);
 127