init.c 3.28 KB
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/* init.c - initialize relay backend */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
 *
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 * Copyright 2004-2005 The OpenLDAP Foundation.
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 * Portions Copyright 2004 Pierangelo Masarati.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted only as authorized by the OpenLDAP
 * Public License.
 *
 * A copy of this license is available in the file LICENSE in the
 * top-level directory of the distribution or, alternatively, at
 * <http://www.OpenLDAP.org/license.html>.
 */
/* ACKNOWLEDGEMENTS:
 * This work was initially developed by Pierangelo Masarati for inclusion
 * in OpenLDAP Software.
 */

#include "portable.h"

#include <stdio.h>
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#include <ac/string.h>
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#include "slap.h"
#include "back-relay.h"

int
relay_back_initialize( BackendInfo *bi )
{
	bi->bi_init = 0;
	bi->bi_open = 0;
	bi->bi_config = 0;
	bi->bi_close = 0;
	bi->bi_destroy = 0;

	bi->bi_db_init = relay_back_db_init;
	bi->bi_db_config = relay_back_db_config;
	bi->bi_db_open = relay_back_db_open;
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#if 0
	bi->bi_db_close =relay_back_db_close;
#endif
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	bi->bi_db_destroy = relay_back_db_destroy;

	bi->bi_op_bind = relay_back_op_bind;
	bi->bi_op_unbind = relay_back_op_unbind;
	bi->bi_op_search = relay_back_op_search;
	bi->bi_op_compare = relay_back_op_compare;
	bi->bi_op_modify = relay_back_op_modify;
	bi->bi_op_modrdn = relay_back_op_modrdn;
	bi->bi_op_add = relay_back_op_add;
	bi->bi_op_delete = relay_back_op_delete;
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	bi->bi_op_abandon = relay_back_op_abandon;
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	bi->bi_op_cancel = relay_back_op_cancel;
	bi->bi_extended = relay_back_op_extended;
	bi->bi_entry_release_rw = relay_back_entry_release_rw;
	bi->bi_entry_get_rw = relay_back_entry_get_rw;
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#if 0	/* see comment in op.c */
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	bi->bi_chk_referrals = relay_back_chk_referrals;
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#endif
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	bi->bi_operational = relay_back_operational;
	bi->bi_has_subordinates = relay_back_has_subordinates;

	bi->bi_connection_init = relay_back_connection_init;
	bi->bi_connection_destroy = relay_back_connection_destroy;

	return 0;
}

int
relay_back_db_init( Backend *be )
{
	relay_back_info		*ri;

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	be->be_private = NULL;

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	ri = (relay_back_info *)ch_calloc( 1, sizeof( relay_back_info ) );
	if ( ri == NULL ) {
 		return -1;
 	}

	ri->ri_bd = NULL;
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	BER_BVZERO( &ri->ri_realsuffix );
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	ri->ri_massage = 0;
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	be->be_private = (void *)ri;

	return 0;
}

int
relay_back_db_open( Backend *be )
{
	relay_back_info		*ri = (relay_back_info *)be->be_private;

	assert( ri != NULL );

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	if ( !BER_BVISNULL( &ri->ri_realsuffix ) ) {
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		ri->ri_bd = select_backend( &ri->ri_realsuffix, 0, 1 );
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		/* must be there: it was during config! */
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		assert( ri->ri_bd );
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		/* inherit controls */
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		AC_MEMCPY( be->be_ctrls, ri->ri_bd->be_ctrls, sizeof( be->be_ctrls ) );
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	} else {
		/* inherit all? */
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		AC_MEMCPY( be->be_ctrls, frontendDB->be_ctrls, sizeof( be->be_ctrls ) );
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	}

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	return 0;
}

int
relay_back_db_close( Backend *be )
{
	return 0;
}

int
relay_back_db_destroy( Backend *be )
{
	relay_back_info		*ri = (relay_back_info *)be->be_private;

	if ( ri ) {
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		if ( !BER_BVISNULL( &ri->ri_realsuffix ) ) {
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			ch_free( ri->ri_realsuffix.bv_val );
		}
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		ch_free( ri );
	}

	return 0;
}
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#if SLAPD_RELAY == SLAPD_MOD_DYNAMIC

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/* conditionally define the init_module() function */
SLAP_BACKEND_INIT_MODULE( relay )
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#endif /* SLAPD_RELAY == SLAPD_MOD_DYNAMIC */
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