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path: root/ldap/servers/plugins/chainingdb/cb_init.c
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/** BEGIN COPYRIGHT BLOCK
 * Copyright 2001 Sun Microsystems, Inc.
 * Portions copyright 1999, 2001-2003 Netscape Communications Corporation.
 * All rights reserved.
 * END COPYRIGHT BLOCK **/
#include "cb.h"

Slapi_PluginDesc chainingdbdesc = { CB_PLUGIN_NAME,
				    PLUGIN_MAGIC_VENDOR_STR,
				    PRODUCTTEXT,
				    CB_PLUGIN_DESCRIPTION };


static cb_backend * cb_backend_type=NULL;

cb_backend * cb_get_backend_type() {
	return cb_backend_type;
}

static void cb_set_backend_type(cb_backend * cb) {
	cb_backend_type=cb;
}

/* Initialization function */
#ifdef _WIN32
__declspec(dllexport)
#endif

int
chaining_back_init( Slapi_PBlock *pb )
{

	int 			rc=0;
	cb_backend 		*cb;
        struct slapdplugin 	*p;

	cb = (cb_backend *) slapi_ch_calloc( 1, sizeof(cb_backend));

	/*  Record the identity of the chaining plugin. used during internal ops.*/
        slapi_pblock_get(pb, SLAPI_PLUGIN_IDENTITY, &(cb->identity));

	/* keep a pointer back to the plugin */
        slapi_pblock_get(pb, SLAPI_PLUGIN, &p);
        cb->plugin = p;

	/* Initialize misc. fields */
	cb->config.rwl_config_lock = PR_NewRWLock(PR_RWLOCK_RANK_NONE, "chaining_db");
        rc = slapi_pblock_set( pb, SLAPI_PLUGIN_PRIVATE, (void *) cb );
	cb->pluginDN=slapi_ch_calloc( 1,strlen(PLUGIN_BASE_DN)+strlen(CB_PLUGIN_NAME)+5);
	sprintf(cb->pluginDN,"cn=%s,%s",CB_PLUGIN_NAME,PLUGIN_BASE_DN);

	cb->configDN=slapi_ch_calloc( 1,strlen(cb->pluginDN)+11);
        sprintf(cb->configDN,"cn=config,%s",cb->pluginDN);

	/* Set backend callback functions */
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_VERSION, SLAPI_PLUGIN_VERSION_03 );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DESCRIPTION, (void *)&chainingdbdesc );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_SEARCH_FN, 
		(void *) chainingdb_build_candidate_list );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_NEXT_SEARCH_ENTRY_FN, 
		(void *) chainingdb_next_search_entry );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_START_FN, 
		(void *) chainingdb_start ) ;
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_BIND_FN, 
		(void *) chainingdb_bind ) ;
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_ADD_FN, 
		(void *) chaining_back_add );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_DELETE_FN, 
		(void *) chaining_back_delete );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_COMPARE_FN, 
		(void *) chaining_back_compare );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_MODIFY_FN, 
		(void *) chaining_back_modify );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_MODRDN_FN, 
		(void *) chaining_back_modrdn );
	rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_ABANDON_FN, 
		(void *) chaining_back_abandon );
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_SIZE_FN,
            (void *) cb_db_size );
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_CLOSE_FN,
            (void *) cb_back_close );
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_CLEANUP_FN,
            (void *) cb_back_cleanup );

/****
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_ENTRY_RELEASE_FN,
            (void *) chaining_back_entry_release );
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_INIT_INSTANCE_FN,
            (void *) chaining_back_init);
        rc |= slapi_pblock_set( pb, SLAPI_PLUGIN_DB_TEST_FN,
            (void *) cb_back_test );
****/

	/*
	** The following callbacks are not implemented
	** by the chaining backend
	**	- SLAPI_PLUGIN_DB_FLUSH_FN
	** 	- SLAPI_PLUGIN_DB_SEQ_FN
	**      - SLAPI_PLUGIN_DB_RMDB_FN
	** 	- SLAPI_PLUGIN_DB_DB2INDEX_FN
	** 	- SLAPI_PLUGIN_DB_LDIF2DB_FN
	** 	- SLAPI_PLUGIN_DB_DB2LDIF_FN
	** 	- SLAPI_PLUGIN_DB_ARCHIVE2DB_FN
	**	- SLAPI_PLUGIN_DB_DB2ARCHIVE_FN
	** 	- SLAPI_PLUGIN_DB_BEGIN_FN
	**	- SLAPI_PLUGIN_DB_COMMIT_FN
	** 	- SLAPI_PLUGIN_DB_ABORT_FN
	** 	- SLAPI_PLUGIN_DB_NEXT_SEARCH_ENTRY_EXT_FN
	*/

 	if ( rc != 0 ) {
        	slapi_log_error( SLAPI_LOG_FATAL, CB_PLUGIN_SUBSYSTEM, "chaining_back_init failed\n");
                return( -1 );
        }

	cb_set_backend_type(cb);

	return (0);
}