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

   1 /* $OpenLDAP: pkg/ldap/servers/slapd/back-perl/compare.c,v 1.26.2.3 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 #include "lutil.h"
  20
  21 /**********************************************************
  22  *
  23  * Compare
  24  *
  25  **********************************************************/
  26
  27 int
  28 perl_back_compare(
  29         Operation       *op,
  30         SlapReply       *rs )
  31 {
  32         int count;
  33         char *avastr;
  34
  35         PerlBackend *perl_back = (PerlBackend *)op->o_bd->be_private;
  36
  37         avastr = ch_malloc( op->orc_ava->aa_desc->ad_cname.bv_len + 1 +
  38                 op->orc_ava->aa_value.bv_len + 1 );
  39
  40         lutil_strcopy( lutil_strcopy( lutil_strcopy( avastr,
  41                 op->orc_ava->aa_desc->ad_cname.bv_val ), "=" ),
  42                 op->orc_ava->aa_value.bv_val );
  43
  44 #if defined(HAVE_WIN32_ASPERL) || defined(USE_ITHREADS)
  45         PERL_SET_CONTEXT( PERL_INTERPRETER );
  46 #endif
  47         ldap_pvt_thread_mutex_lock( &perl_interpreter_mutex );
  48
  49         {
  50                 dSP; ENTER; SAVETMPS;
  51
  52                 PUSHMARK(sp);
  53                 XPUSHs( perl_back->pb_obj_ref );
  54                 XPUSHs(sv_2mortal(newSVpv( op->o_req_dn.bv_val , 0)));
  55                 XPUSHs(sv_2mortal(newSVpv( avastr , 0)));
  56                 PUTBACK;
  57
  58 #ifdef PERL_IS_5_6
  59                 count = call_method("compare", G_SCALAR);
  60 #else
  61                 count = perl_call_method("compare", G_SCALAR);
  62 #endif
  63
  64                 SPAGAIN;
  65
  66                 if (count != 1) {
  67                         croak("Big trouble in back_compare\n");
  68                 }
  69
  70                 rs->sr_err = POPi;
  71
  72                 PUTBACK; FREETMPS; LEAVE;
  73         }
  74
  75         ldap_pvt_thread_mutex_unlock( &perl_interpreter_mutex );
  76
  77         ch_free( avastr );
  78
  79         send_ldap_result( op, rs );
  80
  81         Debug( LDAP_DEBUG_ANY, "Perl COMPARE\n", 0, 0, 0 );
  82
  83         return (0);
  84 }
  85