/*  *  Unix SMB/CIFS implementation. *  Virtual Windows Registry Layer *  Copyright (C) Gerald Carter                     2002. * *  This program is free software; you can redistribute it and/or modify *  it under the terms of the GNU General Public License as published by *  the Free Software Foundation; either version 2 of the License, or *  (at your option) any later version. *   *  This program is distributed in the hope that it will be useful, *  but WITHOUT ANY WARRANTY; without even the implied warranty of *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the *  GNU General Public License for more details. *   *  You should have received a copy of the GNU General Public License *  along with this program; if not, write to the Free Software *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. *//* Implementation of registry hook cache tree */#include "includes.h"#include "adt_tree.h"#undef DBGC_CLASS#define DBGC_CLASS DBGC_RPC_SRVstatic SORTED_TREE *cache_tree;extern REGISTRY_OPS regdb_ops;		/* these are the default */static REGISTRY_HOOK default_hook = { KEY_TREE_ROOT, &regdb_ops };/********************************************************************** Initialize the cache tree *********************************************************************/BOOL reghook_cache_init( void ){	cache_tree = pathtree_init( &default_hook, NULL );	return ( cache_tree == NULL );}/********************************************************************** Add a new REGISTRY_HOOK to the cache.  Note that the keyname is not in the exact format that a SORTED_TREE expects. *********************************************************************/BOOL reghook_cache_add( REGISTRY_HOOK *hook ){	pstring key;		if ( !hook )		return False;			pstrcpy( key, "\\");	pstrcat( key, hook->keyname );			pstring_sub( key, "\\", "/" );	DEBUG(10,("reghook_cache_add: Adding key [%s]\n", key));			return pathtree_add( cache_tree, key, hook );}/********************************************************************** Initialize the cache tree *********************************************************************/REGISTRY_HOOK* reghook_cache_find( const char *keyname ){	char *key;	int len;	REGISTRY_HOOK *hook;		if ( !keyname )		return NULL;		/* prepend the string with a '\' character */		len = strlen( keyname );	if ( !(key = SMB_MALLOC( len + 2 )) ) {		DEBUG(0,("reghook_cache_find: malloc failed for string [%s] !?!?!\n",			keyname));		return NULL;	}	*key = '\\';	strncpy( key+1, keyname, len+1);		/* swap to a form understood by the SORTED_TREE */	string_sub( key, "\\", "/", 0 );			DEBUG(10,("reghook_cache_find: Searching for keyname [%s]\n", key));		hook = pathtree_find( cache_tree, key ) ;		SAFE_FREE( key );		return hook;}/********************************************************************** Initialize the cache tree *********************************************************************/void reghook_dump_cache( int debuglevel ){	DEBUG(debuglevel,("reghook_dump_cache: Starting cache dump now...\n"));		pathtree_print_keys( cache_tree, debuglevel );}