external/bsd/openldap/dist/servers/slapd/operational.c

   1 /* operational.c - routines to deal with on-the-fly operational attrs */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 2001-2008 The OpenLDAP Foundation.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted only as authorized by the OpenLDAP
   9  * Public License.
  10  *
  11  * A copy of this license is available in the file LICENSE in the
  12  * top-level directory of the distribution or, alternatively, at
  13  * <http://www.OpenLDAP.org/license.html>.
  14  */
  15
  16 #include "portable.h"
  17
  18 #include "slap.h"
  19
  20 /*
  21  * helpers for on-the-fly operational attribute generation
  22  */
  23
  24 Attribute *
  25 slap_operational_subschemaSubentry( Backend *be )
  26 {
  27         Attribute       *a;
  28
  29         /* The backend wants to take care of it */
  30         if ( be && !SLAP_FRONTEND(be) && be->be_schemadn.bv_val ) return NULL;
  31
  32         a = attr_alloc( slap_schema.si_ad_subschemaSubentry );
  33
  34         a->a_numvals = 1;
  35         a->a_vals = ch_malloc( 2 * sizeof( struct berval ) );
  36         ber_dupbv( a->a_vals, &frontendDB->be_schemadn );
  37         a->a_vals[1].bv_len = 0;
  38         a->a_vals[1].bv_val = NULL;
  39
  40         a->a_nvals = ch_malloc( 2 * sizeof( struct berval ) );
  41         ber_dupbv( a->a_nvals, &frontendDB->be_schemandn );
  42         a->a_nvals[1].bv_len = 0;
  43         a->a_nvals[1].bv_val = NULL;
  44
  45         return a;
  46 }
  47
  48 Attribute *
  49 slap_operational_entryDN( Entry *e )
  50 {
  51         Attribute       *a;
  52
  53         assert( e != NULL );
  54         assert( !BER_BVISNULL( &e->e_name ) );
  55         assert( !BER_BVISNULL( &e->e_nname ) );
  56
  57         a = attr_alloc( slap_schema.si_ad_entryDN );
  58
  59         a->a_numvals = 1;
  60         a->a_vals = ch_malloc( 2 * sizeof( struct berval ) );
  61         ber_dupbv( &a->a_vals[ 0 ], &e->e_name );
  62         BER_BVZERO( &a->a_vals[ 1 ] );
  63
  64         a->a_nvals = ch_malloc( 2 * sizeof( struct berval ) );
  65         ber_dupbv( &a->a_nvals[ 0 ], &e->e_nname );
  66         BER_BVZERO( &a->a_nvals[ 1 ] );
  67
  68         return a;
  69 }
  70
  71 Attribute *
  72 slap_operational_hasSubordinate( int hs )
  73 {
  74         Attribute       *a;
  75         struct berval   val;
  76
  77         val = hs ? slap_true_bv : slap_false_bv;
  78
  79         a = attr_alloc( slap_schema.si_ad_hasSubordinates );
  80         a->a_numvals = 1;
  81         a->a_vals = ch_malloc( 2 * sizeof( struct berval ) );
  82
  83         ber_dupbv( &a->a_vals[0], &val );
  84         a->a_vals[1].bv_val = NULL;
  85
  86         a->a_nvals = a->a_vals;
  87
  88         return a;
  89 }
  90