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      1 /*	$NetBSD: component.h,v 1.4 2025/09/05 21:16:25 christos Exp $	*/
      2 
      3 /* component.h */
      4 /* $OpenLDAP$ */
      5 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
      6  *
      7  * Copyright 2004-2024 The OpenLDAP Foundation.
      8  * Portions Copyright 2004 by IBM Corporation.
      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 
     20 #ifndef _H_SLAPD_COMPONENT
     21 #define _H_SLAPD_COMPONENT
     22 
     23 #include <sys/cdefs.h>
     24 __RCSID("$NetBSD: component.h,v 1.4 2025/09/05 21:16:25 christos Exp $");
     25 
     26 #include "portable.h"
     27 
     28 #include <ac/string.h>
     29 #include <ac/socket.h>
     30 #include <ldap_pvt.h>
     31 #include "lutil.h"
     32 #include <ldap.h>
     33 #include "slap.h"
     34 
     35 typedef enum { ASN_BASIC, ASN_COMPOSITE } AsnType;
     36 /*
     37  * Decoder Modes
     38  * Different operation is required to handle Decoding(2), Extracted Component
     39  * decoding(0), ANY DEFINED TYPe(2)
     40  * b0 : Component Alloc(yes)
     41  *      Constructed type : Component Alloc (Yes)
     42  *      Primitive type : Component Alloc (Yes)
     43  *      set to mode 2 in inner decoders
     44  * b1 : Component Alloc (No)
     45  *      Constructed type : Component Alloc (No)
     46  *      Primitive type : Component Alloc (No)
     47  *      set to mode 2 in inner decoders
     48  * b2 : Default Mode
     49  *      Constructed type : Component Alloc (Yes)
     50  *      Primitive type : Component Alloc (No)
     51  * in addition to above modes, the 4th bit has special meaning,
     52  * b4 : if the 4th bit is clear, DecxxxContent is called
     53  * b4 : if the 4th bit is set, Decxxx is called, then it is cleared.
     54  */
     55 #define DEC_ALLOC_MODE_0        0x01
     56 #define DEC_ALLOC_MODE_1        0x02
     57 #define DEC_ALLOC_MODE_2        0x04
     58 #define CALL_TAG_DECODER        0x08
     59 #define CALL_CONTENT_DECODER    ~0x08
     60 /*
     61  * For Attribute Aliasing
     62  */
     63 #define MAX_ALIASING_ENTRY 128
     64 typedef struct comp_attribute_aliasing {
     65 	AttributeDescription*	aa_aliasing_ad;
     66 	AttributeDescription*	aa_aliased_ad;
     67 	ComponentFilter*	aa_cf;
     68 	MatchingRule*		aa_mr;
     69 	char*			aa_cf_str;
     70 } AttributeAliasing;
     71 
     72 typedef struct comp_matchingrule_aliasing {
     73 	MatchingRule*	mra_aliasing_attr;
     74 	MatchingRule*	mra_aliased_attr;
     75 	AttributeDescription*	mra_attr;
     76 	ComponentFilter*	mra_cf;
     77 	MatchingRule*		mra_mr;
     78 	char*			mra_cf_str;
     79 } MatchingRuleAliasing;
     80 
     81 #endif
     82