git.sur5r.net Git - openldap/blob - servers/slapd/back-bdb/key.c

   1 /* index.c - routines for dealing with attribute indexes */
   2 /* $OpenLDAP$ */
   3 /*
   4  * Copyright 1998-2002 The OpenLDAP Foundation, All Rights Reserved.
   5  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
   6  */
   7
   8 #include "portable.h"
   9
  10 #include <stdio.h>
  11
  12 #include <ac/string.h>
  13 #include <ac/socket.h>
  14
  15 #include "slap.h"
  16 #include "back-bdb.h"
  17 #include "idl.h"
  18
  19 /* read a key */
  20 int
  21 bdb_key_read(
  22         Backend *be,
  23         DB *db,
  24         DB_TXN *txn,
  25         struct berval *k,
  26         ID *ids
  27 )
  28 {
  29         int rc;
  30         DBT key;
  31
  32 #ifdef NEW_LOGGING
  33         LDAP_LOG(( "index", LDAP_LEVEL_ENTRY,
  34                 "key_read: enter\n" ));
  35 #else
  36         Debug( LDAP_DEBUG_TRACE, "=> key_read\n", 0, 0, 0 );
  37 #endif
  38
  39         DBTzero( &key );
  40         bv2DBT(k,&key);
  41         key.ulen = key.size;
  42         key.flags = DB_DBT_USERMEM;
  43
  44         rc = bdb_idl_fetch_key( be, db, txn, &key, ids );
  45
  46         if( rc != LDAP_SUCCESS ) {
  47 #ifdef NEW_LOGGING
  48                 LDAP_LOG(( "index", LDAP_LEVEL_ERR,
  49                         "bdb_key_read: failed (%d)\n",
  50                         rc ));
  51 #else
  52                 Debug( LDAP_DEBUG_TRACE, "<= bdb_index_read: failed (%d)\n",
  53                         rc, 0, 0 );
  54 #endif
  55         } else {
  56 #ifdef NEW_LOGGING
  57                 LDAP_LOG(( "index", LDAP_LEVEL_DETAIL1,
  58                         "bdb_key_read: %ld candidates\n", (long) BDB_IDL_N(ids) ));
  59 #else
  60                 Debug( LDAP_DEBUG_TRACE, "<= bdb_index_read %ld candidates\n",
  61                         (long) BDB_IDL_N(ids), 0, 0 );
  62 #endif
  63         }
  64
  65         return rc;
  66 }
  67
  68 /* Add or remove stuff from index files */
  69 int
  70 bdb_key_change(
  71         Backend *be,
  72         DB *db,
  73         DB_TXN *txn,
  74         struct berval *k,
  75         ID id,
  76         int op
  77 )
  78 {
  79         int     rc;
  80         DBT     key;
  81
  82 #ifdef NEW_LOGGING
  83         LDAP_LOG(( "index", LDAP_LEVEL_DETAIL1,
  84                 "key_change: %s ID %lx\n",
  85                 op == SLAP_INDEX_ADD_OP ? "Add" : "Delete", (long) id ));
  86 #else
  87         Debug( LDAP_DEBUG_TRACE, "=> key_change(%s,%lx)\n",
  88                 op == SLAP_INDEX_ADD_OP ? "ADD":"DELETE", (long) id, 0 );
  89 #endif
  90
  91         DBTzero( &key );
  92         bv2DBT(k,&key);
  93         key.ulen = key.size;
  94         key.flags = DB_DBT_USERMEM;
  95
  96         if (op == SLAP_INDEX_ADD_OP) {
  97                 /* Add values */
  98                 rc = bdb_idl_insert_key( be, db, txn, &key, id );
  99
 100         } else {
 101                 /* Delete values */
 102                 rc = bdb_idl_delete_key( be, db, txn, &key, id );
 103         }
 104
 105 #ifdef NEW_LOGGING
 106         LDAP_LOG(( "index", LDAP_LEVEL_RESULTS,
 107                 "key_change: return %d\n", rc ));
 108 #else
 109         Debug( LDAP_DEBUG_TRACE, "<= key_change %d\n", rc, 0, 0 );
 110 #endif
 111
 112         return rc;
 113 }