/* component.h */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
 *
 * Copyright 2004-2021 The OpenLDAP Foundation.
 * Portions Copyright 2004 by IBM Corporation.
 * 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>.
 */

#ifndef _H_SLAPD_COMPONENT
#define _H_SLAPD_COMPONENT

#include "portable.h"

#include <ac/string.h>
#include <ac/socket.h>
#include <ldap_pvt.h>
#include "lutil.h"
#include <ldap.h>
#include "slap.h"

typedef enum { ASN_BASIC, ASN_COMPOSITE } AsnType;
/*
 * Decoder Modes
 * Different operation is required to handle Decoding(2), Extracted Component
 * decoding(0), ANY DEFINED TYPe(2)
 * b0 : Component Alloc(yes)
 *      Constructed type : Component Alloc (Yes)
 *      Primitive type : Component Alloc (Yes)
 *      set to mode 2 in inner decoders
 * b1 : Component Alloc (No)
 *      Constructed type : Component Alloc (No)
 *      Primitive type : Component Alloc (No)
 *      set to mode 2 in inner decoders
 * b2 : Default Mode
 *      Constructed type : Component Alloc (Yes)
 *      Primitive type : Component Alloc (No)
 * in addition to above modes, the 4th bit has special meaning,
 * b4 : if the 4th bit is clear, DecxxxContent is called
 * b4 : if the 4th bit is set, Decxxx is called, then it is cleared.
 */
#define DEC_ALLOC_MODE_0        0x01
#define DEC_ALLOC_MODE_1        0x02
#define DEC_ALLOC_MODE_2        0x04
#define CALL_TAG_DECODER        0x08
#define CALL_CONTENT_DECODER    ~0x08
/*
 * For Attribute Aliasing
 */
#define MAX_ALIASING_ENTRY 128
typedef struct comp_attribute_aliasing {
	AttributeDescription*	aa_aliasing_ad;
	AttributeDescription*	aa_aliased_ad;
	ComponentFilter*	aa_cf;
	MatchingRule*		aa_mr;
	char*			aa_cf_str;
} AttributeAliasing;
                                                                                 
typedef struct comp_matchingrule_aliasing {
	MatchingRule*	mra_aliasing_attr;
	MatchingRule*	mra_aliased_attr;
	AttributeDescription*	mra_attr;
	ComponentFilter*	mra_cf;
	MatchingRule*		mra_mr;
	char*			mra_cf_str;
} MatchingRuleAliasing;

#endif