Home | History | Annotate | Line # | Download | only in back-ldap
pbind.c revision 1.1.1.7 
      1 /*	$NetBSD: pbind.c,v 1.1.1.7 2021/08/14 16:05:24 christos Exp $	*/
      2 
      3 /* pbind.c - passthru Bind overlay */
      4 /* $OpenLDAP$ */
      5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      6  *
      7  * Copyright 2003-2021 The OpenLDAP Foundation.
      8  * Portions Copyright 2003-2010 Howard Chu.
      9  * All rights reserved.
     10  *
     11  * Redistribution and use in source and binary forms, with or without
     12  * modification, are permitted only as authorized by the OpenLDAP
     13  * Public License.
     14  *
     15  * A copy of this license is available in the file LICENSE in the
     16  * top-level directory of the distribution or, alternatively, at
     17  * <http://www.OpenLDAP.org/license.html>.
     18  */
     19 /* ACKNOWLEDGEMENTS:
     20  * This work was initially developed by the Howard Chu for inclusion
     21  * in OpenLDAP Software.
     22  */
     23 
     24 #include <sys/cdefs.h>
     25 __RCSID("$NetBSD: pbind.c,v 1.1.1.7 2021/08/14 16:05:24 christos Exp $");
     26 
     27 #include "portable.h"
     28 
     29 #include <stdio.h>
     30 
     31 #include <ac/string.h>
     32 #include <ac/socket.h>
     33 
     34 #include "lutil.h"
     35 #include "slap.h"
     36 #include "back-ldap.h"
     37 #include "slap-config.h"
     38 
     39 static BackendInfo	*lback;
     40 
     41 static slap_overinst ldappbind;
     42 
     43 static int
     44 ldap_pbind_bind(
     45 	Operation	*op,
     46 	SlapReply	*rs )
     47 {
     48 	slap_overinst	*on = (slap_overinst *) op->o_bd->bd_info;
     49 	void *private = op->o_bd->be_private;
     50 	void *bi = op->o_bd->bd_info;
     51 	int rc;
     52 
     53 	op->o_bd->bd_info = lback;
     54 	op->o_bd->be_private = on->on_bi.bi_private;
     55 	rc = lback->bi_op_bind( op, rs );
     56 	op->o_bd->be_private = private;
     57 	op->o_bd->bd_info = bi;
     58 
     59 	return rc;
     60 }
     61 
     62 static int
     63 ldap_pbind_db_init(
     64 	BackendDB *be,
     65 	ConfigReply *cr )
     66 {
     67 	slap_overinst	*on = (slap_overinst *)be->bd_info;
     68 	ConfigOCs	*be_cf_ocs = be->be_cf_ocs;
     69 	void		*private = be->be_private;
     70 	int rc;
     71 
     72 	if ( lback == NULL ) {
     73 		lback = backend_info( "ldap" );
     74 
     75 		if ( lback == NULL ) {
     76 			return 1;
     77 		}
     78 	}
     79 
     80 	rc = lback->bi_db_init( be, cr );
     81 	on->on_bi.bi_private = be->be_private;
     82 	be->be_cf_ocs = be_cf_ocs;
     83 	be->be_private = private;
     84 
     85 	return rc;
     86 }
     87 
     88 static int
     89 ldap_pbind_db_open(
     90 	BackendDB	*be,
     91 	ConfigReply	*cr )
     92 {
     93 	slap_overinst	*on = (slap_overinst *) be->bd_info;
     94 	void	*private = be->be_private;
     95 	int		rc;
     96 	int		monitoring;
     97 
     98     be->be_private = on->on_bi.bi_private;
     99 	monitoring = ( SLAP_DBFLAGS( be ) & SLAP_DBFLAG_MONITORING );
    100 	SLAP_DBFLAGS( be ) &= ~SLAP_DBFLAG_MONITORING;
    101 	rc = lback->bi_db_open( be, cr );
    102 	SLAP_DBFLAGS( be ) |= monitoring;
    103 	be->be_private = private;
    104 
    105 	return rc;
    106 }
    107 
    108 static int
    109 ldap_pbind_db_close(
    110 	BackendDB	*be,
    111 	ConfigReply	*cr )
    112 {
    113 	slap_overinst	*on = (slap_overinst *) be->bd_info;
    114 	void	*private = be->be_private;
    115 	int		rc;
    116 
    117     be->be_private = on->on_bi.bi_private;
    118 	rc = lback->bi_db_close( be, cr );
    119 	be->be_private = private;
    120 
    121 	return rc;
    122 }
    123 
    124 static int
    125 ldap_pbind_db_destroy(
    126 	BackendDB	*be,
    127 	ConfigReply	*cr )
    128 {
    129 	slap_overinst	*on = (slap_overinst *) be->bd_info;
    130 	void	*private = be->be_private;
    131 	int		rc;
    132 
    133     be->be_private = on->on_bi.bi_private;
    134 	rc = lback->bi_db_close( be, cr );
    135 	on->on_bi.bi_private = be->be_private;
    136 	be->be_private = private;
    137 
    138 	return rc;
    139 }
    140 
    141 static int
    142 ldap_pbind_connection_destroy(
    143 	BackendDB *be,
    144 	Connection *conn
    145 )
    146 {
    147 	slap_overinst	*on = (slap_overinst *) be->bd_info;
    148 	void			*private = be->be_private;
    149 	int				rc;
    150 
    151 	be->be_private = on->on_bi.bi_private;
    152 	rc = lback->bi_connection_destroy( be, conn );
    153 	be->be_private = private;
    154 
    155 	return rc;
    156 }
    157 
    158 int
    159 pbind_initialize( void )
    160 {
    161 	int rc;
    162 
    163 	ldappbind.on_bi.bi_type = "pbind";
    164 	ldappbind.on_bi.bi_db_init = ldap_pbind_db_init;
    165 	ldappbind.on_bi.bi_db_open = ldap_pbind_db_open;
    166 	ldappbind.on_bi.bi_db_close = ldap_pbind_db_close;
    167 	ldappbind.on_bi.bi_db_destroy = ldap_pbind_db_destroy;
    168 
    169 	ldappbind.on_bi.bi_op_bind = ldap_pbind_bind;
    170 	ldappbind.on_bi.bi_connection_destroy = ldap_pbind_connection_destroy;
    171 
    172 	rc = ldap_pbind_init_cf( &ldappbind.on_bi );
    173 	if ( rc ) {
    174 		return rc;
    175 	}
    176 
    177 	return overlay_register( &ldappbind );
    178 }
    179