Use a cursor to step through ID_BLOCKS.

[openldap] / servers / slapd / back-ldbm / proto-back-ldbm.h

diff --git a/servers/slapd/back-ldbm/proto-back-ldbm.h b/servers/slapd/back-ldbm/proto-back-ldbm.h
index 548ace4fce519ff8d3434b2a54bfef1b5b7dd0f5..8275b03752179334384194d93551f129a18935d4 100644 (file)
--- a/servers/slapd/back-ldbm/proto-back-ldbm.h
+++ b/servers/slapd/back-ldbm/proto-back-ldbm.h
@@ -1,3 +1,8 @@
+/*
+ * Copyright 1998-1999 The OpenLDAP Foundation, All Rights Reserved.
+ * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
+ */
+
 #ifndef _PROTO_BACK_LDBM
 #define _PROTO_BACK_LDBM
 
@@ -10,16 +15,18 @@ LDAP_BEGIN_DECL
 /*
  * alias.c
  */
-Entry *derefAlias_r LDAP_P((
-       Backend     *be,
-       Connection      *conn,
-       Operation       *op,
-       Entry       *e ));
-char *derefDN LDAP_P((
-       Backend     *be,
-       Connection  *conn,
-       Operation   *op,
-       char        *dn ));
+Entry *deref_internal_r LDAP_P((
+       Backend *be,
+       Entry *e,
+       char *dn,
+       int *err,
+       Entry **matched,
+       char **text ));
+
+#define deref_entry_r( be, e, err, matched, text ) \
+       deref_internal_r( be, e, NULL, err, matched, text )
+#define deref_dn_r( be, dn, err, matched, text ) \
+       deref_internal_r( be, NULL, dn, err, matched, text)
 
 /*
  * attr.c
@@ -37,31 +44,31 @@ void attr_index_destroy LDAP_P(( Avlnode *tree ));
  * cache.c
  */
 
-int cache_add_entry_rw LDAP_P(( struct cache *cache, Entry *e, int rw ));
-int cache_update_entry LDAP_P(( struct cache *cache, Entry *e ));
-void cache_return_entry_rw LDAP_P(( struct cache *cache, Entry *e, int rw ));
+int cache_add_entry_rw LDAP_P(( Cache *cache, Entry *e, int rw ));
+int cache_update_entry LDAP_P(( Cache *cache, Entry *e ));
+void cache_return_entry_rw LDAP_P(( Cache *cache, Entry *e, int rw ));
 #define cache_return_entry_r(c, e) cache_return_entry_rw((c), (e), 0)
 #define cache_return_entry_w(c, e) cache_return_entry_rw((c), (e), 1)
 
-ID cache_find_entry_dn2id LDAP_P(( Backend *be, struct cache *cache, char *dn ));
-Entry * cache_find_entry_id LDAP_P(( struct cache *cache, ID id, int rw ));
-int cache_delete_entry LDAP_P(( struct cache *cache, Entry *e ));
+ID cache_find_entry_dn2id LDAP_P(( Backend *be, Cache *cache, char *dn ));
+Entry * cache_find_entry_id LDAP_P(( Cache *cache, ID id, int rw ));
+int cache_delete_entry LDAP_P(( Cache *cache, Entry *e ));
 #ifdef SLAP_CLEANUP
-void cache_release_all LDAP_P(( struct cache *cache ));
+void cache_release_all LDAP_P(( Cache *cache ));
 #endif
 
 /*
  * dbcache.c
  */
 
-struct dbcache * ldbm_cache_open LDAP_P(( Backend *be, char *name, char *suffix,
- int flags ));
-void ldbm_cache_close LDAP_P(( Backend *be, struct dbcache *db ));
-void ldbm_cache_really_close LDAP_P(( Backend *be, struct dbcache *db ));
+DBCache * ldbm_cache_open LDAP_P(( Backend *be,
+       char *name, char *suffix, int flags ));
+void ldbm_cache_close LDAP_P(( Backend *be, DBCache *db ));
+void ldbm_cache_really_close LDAP_P(( Backend *be, DBCache *db ));
 void ldbm_cache_flush_all LDAP_P(( Backend *be ));
-Datum ldbm_cache_fetch LDAP_P(( struct dbcache *db, Datum key ));
-int ldbm_cache_store LDAP_P(( struct dbcache *db, Datum key, Datum data, int flags ));
-int ldbm_cache_delete LDAP_P(( struct dbcache *db, Datum key ));
+Datum ldbm_cache_fetch LDAP_P(( DBCache *db, Datum key ));
+int ldbm_cache_store LDAP_P(( DBCache *db, Datum key, Datum data, int flags ));
+int ldbm_cache_delete LDAP_P(( DBCache *db, Datum key ));
 
 /*
  * dn2id.c
@@ -71,7 +78,7 @@ int dn2id_add LDAP_P(( Backend *be, char *dn, ID id ));
 ID dn2id LDAP_P(( Backend *be, char *dn ));
 int dn2id_delete LDAP_P(( Backend *be, char *dn ));
 
-Entry * dn2entry_rw LDAP_P(( Backend *be, char *dn, char **matched, int rw ));
+Entry * dn2entry_rw LDAP_P(( Backend *be, char *dn, Entry **matched, int rw ));
 #define dn2entry_r(be, dn, m) dn2entry_rw((be), (dn), (m), 0)
 #define dn2entry_w(be, dn, m) dn2entry_rw((be), (dn), (m), 1)
 
@@ -112,15 +119,15 @@ Entry * id2entry_rw LDAP_P(( Backend *be, ID id, int rw ));
 ID_BLOCK * idl_alloc LDAP_P(( unsigned int nids ));
 ID_BLOCK * idl_allids LDAP_P(( Backend *be ));
 void idl_free LDAP_P(( ID_BLOCK *idl ));
-ID_BLOCK * idl_fetch LDAP_P(( Backend *be, struct dbcache *db, Datum key ));
-int idl_insert_key LDAP_P(( Backend *be, struct dbcache *db, Datum key, ID id ));
+ID_BLOCK * idl_fetch LDAP_P(( Backend *be, DBCache *db, Datum key ));
+int idl_insert_key LDAP_P(( Backend *be, DBCache *db, Datum key, ID id ));
 int idl_insert LDAP_P(( ID_BLOCK **idl, ID id, unsigned int maxids ));
-int idl_delete_key LDAP_P(( Backend *be, struct dbcache *db, Datum key, ID id ));
+int idl_delete_key LDAP_P(( Backend *be, DBCache *db, Datum key, ID id ));
 ID_BLOCK * idl_intersection LDAP_P(( Backend *be, ID_BLOCK *a, ID_BLOCK *b ));
 ID_BLOCK * idl_union LDAP_P(( Backend *be, ID_BLOCK *a, ID_BLOCK *b ));
 ID_BLOCK * idl_notin LDAP_P(( Backend *be, ID_BLOCK *a, ID_BLOCK *b ));
-ID idl_firstid LDAP_P(( ID_BLOCK *idl ));
-ID idl_nextid LDAP_P(( ID_BLOCK *idl, ID id ));
+ID idl_firstid LDAP_P(( ID_BLOCK *idl, ID *cursor ));
+ID idl_nextid LDAP_P(( ID_BLOCK *idl, ID *cursor ));
 
 /*
  * index.c
@@ -128,8 +135,17 @@ ID idl_nextid LDAP_P(( ID_BLOCK *idl, ID id ));
 
 int index_add_entry LDAP_P(( Backend *be, Entry *e ));
 int index_add_mods LDAP_P(( Backend *be, LDAPModList *ml, ID id ));
-ID_BLOCK * index_read LDAP_P(( Backend *be, char *type, int indextype, char *val ));
-int index_add_values LDAP_P(( Backend *be, char *type, struct berval **vals, ID  id ));
+ID_BLOCK * index_read LDAP_P(( Backend *be,
+       char *type, int indextype, char *val ));
+/* Possible operations supported (op) by index_change_values() */
+#define __INDEX_ADD_OP         0x0001
+#define __INDEX_DELETE_OP      0x0002
+int index_change_values LDAP_P(( Backend *be,
+                                char *type,
+                                struct berval **vals,
+                                ID  id,
+                                unsigned int op ));
+
 
 /*
  * kerberos.c
@@ -154,8 +170,9 @@ int index_add_values LDAP_P(( Backend *be, char *type, struct berval **vals, ID
 int add_values LDAP_P(( Entry *e, LDAPMod *mod, char *dn ));
 int delete_values LDAP_P(( Entry *e, LDAPMod *mod, char *dn ));
 int replace_values LDAP_P(( Entry *e, LDAPMod *mod, char *dn ));
-int ldbm_modify_internal LDAP_P((Backend *be, Connection *conn, Operation *op,
-                                char *dn, LDAPModList *mods, Entry *e));
+int ldbm_modify_internal LDAP_P((Backend *be,
+       Connection *conn, Operation *op,
+       char *dn, LDAPModList *mods, Entry *e));
 
 /*
  * nextid.c