external/bsd/openldap/dist/servers/slapd/back-perl/search.c

   1 /* $OpenLDAP: pkg/ldap/servers/slapd/back-perl/search.c,v 1.31.2.3 2008/02/11 23:26:47 kurt Exp $ */
   2 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
   3  *
   4  * Copyright 1999-2008 The OpenLDAP Foundation.
   5  * Portions Copyright 1999 John C. Quillan.
   6  * Portions Copyright 2002 myinternet Limited.
   7  * All rights reserved.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted only as authorized by the OpenLDAP
  11  * Public License.
  12  *
  13  * A copy of this license is available in file LICENSE in the
  14  * top-level directory of the distribution or, alternatively, at
  15  * <http://www.OpenLDAP.org/license.html>.
  16  */
  17
  18 #include "perl_back.h"
  19
  20 /**********************************************************
  21  *
  22  * Search
  23  *
  24  **********************************************************/
  25 int
  26 perl_back_search(
  27         Operation *op,
  28         SlapReply *rs )
  29 {
  30         PerlBackend *perl_back = (PerlBackend *)op->o_bd->be_private;
  31         int count ;
  32         AttributeName *an;
  33         Entry   *e;
  34         char *buf;
  35         int i;
  36
  37 #if defined(HAVE_WIN32_ASPERL) || defined(USE_ITHREADS)
  38         PERL_SET_CONTEXT( PERL_INTERPRETER );
  39 #endif
  40         ldap_pvt_thread_mutex_lock( &perl_interpreter_mutex );
  41
  42         {
  43                 dSP; ENTER; SAVETMPS;
  44
  45                 PUSHMARK(sp) ;
  46                 XPUSHs( perl_back->pb_obj_ref );
  47                 XPUSHs(sv_2mortal(newSVpv( op->o_req_ndn.bv_val , 0)));
  48                 XPUSHs(sv_2mortal(newSViv( op->ors_scope )));
  49                 XPUSHs(sv_2mortal(newSViv( op->ors_deref )));
  50                 XPUSHs(sv_2mortal(newSViv( op->ors_slimit )));
  51                 XPUSHs(sv_2mortal(newSViv( op->ors_tlimit )));
  52                 XPUSHs(sv_2mortal(newSVpv( op->ors_filterstr.bv_val , 0)));
  53                 XPUSHs(sv_2mortal(newSViv( op->ors_attrsonly )));
  54
  55                 for ( an = op->ors_attrs; an && an->an_name.bv_val; an++ ) {
  56                         XPUSHs(sv_2mortal(newSVpv( an->an_name.bv_val , 0)));
  57                 }
  58                 PUTBACK;
  59
  60 #ifdef PERL_IS_5_6
  61                 count = call_method("search", G_ARRAY );
  62 #else
  63                 count = perl_call_method("search", G_ARRAY );
  64 #endif
  65
  66                 SPAGAIN;
  67
  68                 if (count < 1) {
  69                         croak("Big trouble in back_search\n") ;
  70                 }
  71
  72                 if ( count > 1 ) {
  73
  74                         for ( i = 1; i < count; i++ ) {
  75
  76                                 buf = POPp;
  77
  78                                 if ( (e = str2entry( buf )) == NULL ) {
  79                                         Debug( LDAP_DEBUG_ANY, "str2entry(%s) failed\n", buf, 0, 0 );
  80
  81                                 } else {
  82                                         int send_entry;
  83
  84                                         if (perl_back->pb_filter_search_results)
  85                                                 send_entry = (test_filter( op, e, op->ors_filter ) == LDAP_COMPARE_TRUE);
  86                                         else
  87                                                 send_entry = 1;
  88
  89                                         if (send_entry) {
  90                                                 rs->sr_entry = e;
  91                                                 rs->sr_attrs = op->ors_attrs;
  92                                                 rs->sr_flags = REP_ENTRY_MODIFIABLE;
  93                                                 rs->sr_err = LDAP_SUCCESS;
  94                                                 rs->sr_err = send_search_entry( op, rs );
  95                                                 if ( rs->sr_err == LDAP_SIZELIMIT_EXCEEDED ) {
  96                                                         rs->sr_entry = NULL;
  97                                                         goto done;
  98                                                 }
  99                                         }
 100
 101                                         entry_free( e );
 102                                 }
 103                         }
 104                 }
 105
 106                 /*
 107                  * We grab the return code last because the stack comes
 108                  * from perl in reverse order.
 109                  *
 110                  * ex perl: return ( 0, $res_1, $res_2 );
 111                  *
 112                  * ex stack: <$res_2> <$res_1> <0>
 113                  */
 114
 115                 rs->sr_err = POPi;
 116
 117 done:;
 118                 PUTBACK; FREETMPS; LEAVE;
 119         }
 120
 121         ldap_pvt_thread_mutex_unlock( &perl_interpreter_mutex );
 122
 123         send_ldap_result( op, rs );
 124
 125         return 0;
 126 }
 127