ldap.h

/* $OpenLDAP$ */
/*
 * Copyright 1998-2000 The OpenLDAP Foundation, Redwood City, California, USA
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted only
 * as authorized by the OpenLDAP Public License.  A copy of this
 * license is available at http://www.OpenLDAP.org/license.html or
 * in file LICENSE in the top-level directory of the distribution.
 */
/* Portions
 * Copyright (c) 1990 Regents of the University of Michigan.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that this notice is preserved and that due credit is given
 * to the University of Michigan at Ann Arbor. The name of the University
 * may not be used to endorse or promote products derived from this
 * software without specific prior written permission. This software
 * is provided ``as is'' without express or implied warranty.
 */

#ifndef _LDAP_H
#define _LDAP_H

/* pull in lber */
#include <lber.h>

LDAP_BEGIN_DECL

#define LDAP_VERSION1	1
#define LDAP_VERSION2	2
#define LDAP_VERSION3	3

#define LDAP_VERSION_MIN	LDAP_VERSION2
#define	LDAP_VERSION		LDAP_VERSION2
#define LDAP_VERSION_MAX	LDAP_VERSION3

/*
 * We'll use 2000+draft revision for our API version number
 * As such, the number will be above the old RFC but below 
 * whatever number does finally get assigned
 */
#define LDAP_API_VERSION	2004
#define LDAP_VENDOR_NAME	"OpenLDAP"
/*
 * vendor version number
 *	2.0.0  -> 20000
 *	2.3.16 -> 20316
 */
#define LDAP_VENDOR_VERSION	20004

/* OpenLDAP API Features */
#define LDAP_API_FEATURE_X_OPENLDAP LDAP_VENDOR_VERSION

/* include LDAP_API_FEATURE defines */
#include <ldap_features.h>

#if defined( LDAP_API_FEATURE_X_OPENLDAP_REENTRANT ) || \
	( defined( LDAP_THREAD_SAFE ) && \
		defined( LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE ) )
	/* -lldap may or may not be thread safe */
	/* -lldap_r, if available, is always thread safe */
#	define	LDAP_API_FEATURE_THREAD_SAFE 1
#endif
#if defined( LDAP_THREAD_SAFE ) && \
	defined( LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE )
/* #define LDAP_API_FEATURE_SESSION_SAFE	1	*/
/* #define LDAP_API_OPERATION_SESSION_SAFE	1	*/
#endif

#define LDAP_PORT		389		/* ldap:///		default LDAP port */
#define LDAPS_PORT		636		/* ldaps:///	default LDAP over TLS port */

#define LDAP_ROOT_DSE				""
#define LDAP_NO_ATTRS				"1.1"
#define LDAP_ALL_USER_ATTRIBUTES	"*"
#define LDAP_ALL_OPERATIONAL_ATTRIBUTES	"+" /* OpenLDAP extension */

/*
 * LDAP_OPTions defined by draft-ldapext-ldap-c-api-02
 * 0x0000 - 0x0fff reserved for api options
 * 0x1000 - 0x3fff reserved for api extended options
 * 0x4000 - 0x7fff reserved for private and experimental options
 */
#define LDAP_OPT_API_INFO			0x0000
#define LDAP_OPT_DESC				0x0001 /* deprecated */
#define LDAP_OPT_DEREF				0x0002
#define LDAP_OPT_SIZELIMIT			0x0003
#define LDAP_OPT_TIMELIMIT			0x0004
/* 0x05 - 0x07 not defined by current draft */
#define LDAP_OPT_REFERRALS			0x0008
#define LDAP_OPT_RESTART			0x0009
/* 0x0a - 0x10 not defined by current draft */
#define LDAP_OPT_PROTOCOL_VERSION	0x0011
#define LDAP_OPT_SERVER_CONTROLS	0x0012
#define LDAP_OPT_CLIENT_CONTROLS	0x0013
/* 0x14 not defined by current draft */
#define LDAP_OPT_API_FEATURE_INFO	0x0015

/* 0x16 - 0x2f not defined by current draft */
#define LDAP_OPT_HOST_NAME			0x0030
#define	LDAP_OPT_ERROR_NUMBER		0x0031
#define LDAP_OPT_ERROR_STRING		0x0032
#define LDAP_OPT_MATCHED_DN			0x0033

/* 0x34 - 0x0fff not defined by current draft */

#define LDAP_OPT_PRIVATE_EXTENSION_BASE 0x4000  /* to 0x7FFF inclusive */

/* private and experimental options */
/* OpenLDAP specific options */
#define LDAP_OPT_DEBUG_LEVEL		0x5001	/* debug level */
#define LDAP_OPT_TIMEOUT			0x5002	/* default timeout */
#define LDAP_OPT_REFHOPLIMIT		0x5003	/* ref hop limit */
#define LDAP_OPT_NETWORK_TIMEOUT        0x5005  /* socket level timeout */
#define LDAP_OPT_URI				0x5006

/* OpenLDAP TLS options */
#define LDAP_OPT_X_TLS_CACERTFILE	0x6001
#define LDAP_OPT_X_TLS_CACERTDIR	0x6002
#define LDAP_OPT_X_TLS_CERT		0x6003
#define LDAP_OPT_X_TLS_CERTFILE		0x6004
#define LDAP_OPT_X_TLS_KEYFILE		0x6005
#define LDAP_OPT_X_TLS_REQUIRE_CERT	0x6006
#define LDAP_OPT_X_TLS			0x6007
#define LDAP_OPT_X_TLS_PROTOCOL		0x6008
#define LDAP_OPT_X_TLS_CIPHER_SUITE	0x6009
#define LDAP_OPT_X_TLS_RANDOM_FILE	0x600a

#define LDAP_OPT_X_TLS_NEVER		0
#define LDAP_OPT_X_TLS_HARD		1
#define LDAP_OPT_X_TLS_DEMAND		2
#define LDAP_OPT_X_TLS_ALLOW		3
#define LDAP_OPT_X_TLS_TRY		4

/* OpenLDAP SASL options */
#define LDAP_OPT_X_SASL_MECH			0x6100
#define LDAP_OPT_X_SASL_REALM			0x6101
#define LDAP_OPT_X_SASL_AUTHCID			0x6102
#define LDAP_OPT_X_SASL_AUTHZID			0x6103
#define LDAP_OPT_X_SASL_SSF				0x6104 /* read-only */
#define LDAP_OPT_X_SASL_SSF_EXTERNAL	0x6105 /* write-only */
#define LDAP_OPT_X_SASL_SECPROPS		0x6106 /* write-only */
#define LDAP_OPT_X_SASL_SSF_MIN			0x6107
#define LDAP_OPT_X_SASL_SSF_MAX			0x6108
#define	LDAP_OPT_X_SASL_MAXBUFSIZE		0x6109


/* on/off values */
#define LDAP_OPT_ON		((void *) 1)
#define LDAP_OPT_OFF	((void *) 0)

/*
 * ldap_get_option() and ldap_set_option() return values.
 * As later versions may return other values indicating
 * failure, current applications should only compare returned
 * value against LDAP_OPT_SUCCESS.
 */
#define LDAP_OPT_SUCCESS	0
#define	LDAP_OPT_ERROR		(-1)

#define LDAP_API_INFO_VERSION	(1)
typedef struct ldapapiinfo {
	int		ldapai_info_version;		/* version of LDAPAPIInfo (1) */
	int		ldapai_api_version;			/* revision of API supported */
	int		ldapai_protocol_version;	/* highest LDAP version supported */
	char	**ldapai_extensions;		/* names of API extensions */
	char	*ldapai_vendor_name;		/* name of supplier */
	int		ldapai_vendor_version;		/* supplier-specific version * 100 */
} LDAPAPIInfo;

#define LDAP_FEATURE_INFO_VERSION (1) /* version of api feature structure */
typedef struct ldap_apifeature_info {
	int		ldapaif_info_version; /* version of this struct (1) */
	char*	ldapaif_name;    /* matches LDAP_API_FEATURE_... less the prefix */
	int		ldapaif_version; /* matches the value LDAP_API_FEATURE_... */
} LDAPAPIFeatureInfo;

typedef struct ldapcontrol {
	char *			ldctl_oid;
	struct berval	ldctl_value;
	char			ldctl_iscritical;
} LDAPControl;

/* LDAP Controls */
	/* chase referrals controls */
#define LDAP_CONTROL_REFERRALS	"1.2.840.113666.1.4.616"
#define LDAP_CHASE_SUBORDINATE_REFERRALS	0x0020U
#define LDAP_CHASE_EXTERNAL_REFERRALS	0x0040U

#define LDAP_CONTROL_MANAGEDSAIT "2.16.840.1.113730.3.4.2"

/* Experimental Controls */

#define LDAP_CONTROL_SORTREQUEST    "1.2.840.113556.1.4.473"
#define LDAP_CONTROL_SORTRESPONSE	"1.2.840.113556.1.4.474"
#define LDAP_CONTROL_VLVREQUEST    	"2.16.840.1.113730.3.4.9"
#define LDAP_CONTROL_VLVRESPONSE    "2.16.840.1.113730.3.4.10"

/* LDAP Unsolicited Notifications */
#define	LDAP_NOTICE_OF_DISCONNECTION	"1.3.6.1.4.1.1466.20036"
#define LDAP_NOTICE_DISCONNECT LDAP_NOTICE_OF_DISCONNECTION

/* LDAP Extended Operations */
#define LDAP_EXOP_START_TLS "1.3.6.1.4.1.1466.20037"

#define LDAP_EXOP_X_MODIFY_PASSWD "1.3.6.1.4.1.4203.1.11.1"
#define LDAP_TAG_EXOP_X_MODIFY_PASSWD_ID	((ber_tag_t) 0x80U)
#define LDAP_TAG_EXOP_X_MODIFY_PASSWD_OLD	((ber_tag_t) 0x81U)
#define LDAP_TAG_EXOP_X_MODIFY_PASSWD_NEW	((ber_tag_t) 0x82U)
#define LDAP_TAG_EXOP_X_MODIFY_PASSWD_GEN	((ber_tag_t) 0x80U)

/* 
 * specific LDAP instantiations of BER types we know about
 */

/* Overview of LBER tag construction
 *
 *	Bits
 *	______
 *	8 7 | CLASS
 *	0 0 = UNIVERSAL
 *	0 1 = APPLICATION
 *	1 0 = CONTEXT-SPECIFIC
 *	1 1 = PRIVATE
 *		_____
 *		| 6 | DATA-TYPE
 *		  0 = PRIMITIVE
 *		  1 = CONSTRUCTED
 *			___________
 *			| 5 ... 1 | TAG-NUMBER
 */

/* general stuff */
#define LDAP_TAG_MESSAGE	((ber_tag_t) 0x30U)	/* constructed + 16 */
#define LDAP_TAG_MSGID		((ber_tag_t) 0x02U)	/* integer */
#define LDAP_TAG_LDAPDN		((ber_tag_t) 0x04U)	/* octect string */
#define LDAP_TAG_LDAPCRED	((ber_tag_t) 0x04U)	/* octect string */
#define LDAP_TAG_CONTROLS	((ber_tag_t) 0xa0U)	/* context specific + constructed + 0 */
#define LDAP_TAG_REFERRAL	((ber_tag_t) 0xa3U)	/* context specific + constructed + 3 */

#define LDAP_TAG_NEWSUPERIOR	((ber_tag_t) 0x80U)	/* context-specific + primitive + 0 */

#define LDAP_TAG_EXOP_REQ_OID   ((ber_tag_t) 0x80U)	/* context specific + primitive */
#define LDAP_TAG_EXOP_REQ_VALUE ((ber_tag_t) 0x81U)	/* context specific + primitive */
#define LDAP_TAG_EXOP_RES_OID   ((ber_tag_t) 0x8aU)	/* context specific + primitive */
#define LDAP_TAG_EXOP_RES_VALUE ((ber_tag_t) 0x8bU)	/* context specific + primitive */

#define LDAP_TAG_SASL_RES_CREDS	((ber_tag_t) 0x87U)	/* context specific + primitive */


/* possible operations a client can invoke */
#define LDAP_REQ_BIND			((ber_tag_t) 0x60U)	/* application + constructed */
#define LDAP_REQ_UNBIND			((ber_tag_t) 0x42U)	/* application + primitive   */
#define LDAP_REQ_SEARCH			((ber_tag_t) 0x63U)	/* application + constructed */
#define LDAP_REQ_MODIFY			((ber_tag_t) 0x66U)	/* application + constructed */
#define LDAP_REQ_ADD			((ber_tag_t) 0x68U)	/* application + constructed */
#define LDAP_REQ_DELETE			((ber_tag_t) 0x4aU)	/* application + primitive   */
#define LDAP_REQ_MODDN			((ber_tag_t) 0x6cU)	/* application + constructed */
#define LDAP_REQ_MODRDN			LDAP_REQ_MODDN	
#define LDAP_REQ_RENAME			LDAP_REQ_MODDN	
#define LDAP_REQ_COMPARE		((ber_tag_t) 0x6eU)	/* application + constructed */
#define LDAP_REQ_ABANDON		((ber_tag_t) 0x50U)	/* application + primitive   */
#define LDAP_REQ_EXTENDED		((ber_tag_t) 0x77U)	/* application + constructed */

/* possible result types a server can return */
#define LDAP_RES_BIND			((ber_tag_t) 0x61U)	/* application + constructed */
#define LDAP_RES_SEARCH_ENTRY		((ber_tag_t) 0x64U)	/* application + constructed */
#define LDAP_RES_SEARCH_REFERENCE	((ber_tag_t) 0x73U)	/* V3: application + constructed */
#define LDAP_RES_SEARCH_RESULT		((ber_tag_t) 0x65U)	/* application + constructed */
#define LDAP_RES_MODIFY			((ber_tag_t) 0x67U)	/* application + constructed */
#define LDAP_RES_ADD			((ber_tag_t) 0x69U)	/* application + constructed */
#define LDAP_RES_DELETE			((ber_tag_t) 0x6bU)	/* application + constructed */
#define LDAP_RES_MODDN			((ber_tag_t) 0x6dU)	/* application + constructed */
#define LDAP_RES_MODRDN			LDAP_RES_MODDN	/* application + constructed */
#define LDAP_RES_RENAME			LDAP_RES_MODDN	/* application + constructed */
#define LDAP_RES_COMPARE		((ber_tag_t) 0x6fU)	/* application + constructed */
#define LDAP_RES_EXTENDED		((ber_tag_t) 0x78U)	/* V3: application + constructed */
#define LDAP_RES_EXTENDED_PARTIAL	((ber_tag_t) 0x79U)	/* V3+: application + constructed */

#define LDAP_RES_ANY			(-1)
#define LDAP_RES_UNSOLICITED	(0)


/* sasl methods */
#define LDAP_SASL_SIMPLE		((char*)0)


/* authentication methods available */
#define LDAP_AUTH_NONE		((ber_tag_t) 0x00U)	/* no authentication		  */
#define LDAP_AUTH_SIMPLE	((ber_tag_t) 0x80U)	/* context specific + primitive   */
#define LDAP_AUTH_SASL		((ber_tag_t) 0xa3U)	/* context specific + primitive   */
#define LDAP_AUTH_KRBV4		((ber_tag_t) 0xffU)	/* means do both of the following */
#define LDAP_AUTH_KRBV41	((ber_tag_t) 0x81U)	/* context specific + primitive   */
#define LDAP_AUTH_KRBV42	((ber_tag_t) 0x82U)	/* context specific + primitive   */


/* filter types */
#define LDAP_FILTER_AND		((ber_tag_t) 0xa0U)	/* context specific + constructed */
#define LDAP_FILTER_OR		((ber_tag_t) 0xa1U)	/* context specific + constructed */
#define LDAP_FILTER_NOT		((ber_tag_t) 0xa2U)	/* context specific + constructed */
#define LDAP_FILTER_EQUALITY	((ber_tag_t) 0xa3U)	/* context specific + constructed */
#define LDAP_FILTER_SUBSTRINGS	((ber_tag_t) 0xa4U)	/* context specific + constructed */
#define LDAP_FILTER_GE		((ber_tag_t) 0xa5U)	/* context specific + constructed */
#define LDAP_FILTER_LE		((ber_tag_t) 0xa6U)	/* context specific + constructed */
#define LDAP_FILTER_PRESENT	((ber_tag_t) 0x87U)	/* context specific + primitive   */
#define LDAP_FILTER_APPROX	((ber_tag_t) 0xa8U)	/* context specific + constructed */
#define LDAP_FILTER_EXT		((ber_tag_t) 0xa9U)	/* context specific + constructed */

/* extended filter component types */
#define LDAP_FILTER_EXT_OID	((ber_tag_t) 0x81U)	/* context specific */
#define LDAP_FILTER_EXT_TYPE	((ber_tag_t) 0x82U)	/* context specific */
#define LDAP_FILTER_EXT_VALUE	((ber_tag_t) 0x83U)	/* context specific */
#define LDAP_FILTER_EXT_DNATTRS	((ber_tag_t) 0x84U)	/* context specific */

/* substring filter component types */
#define LDAP_SUBSTRING_INITIAL	((ber_tag_t) 0x80U)	/* context specific */
#define LDAP_SUBSTRING_ANY	((ber_tag_t) 0x81U)	/* context specific */
#define LDAP_SUBSTRING_FINAL	((ber_tag_t) 0x82U)	/* context specific */

/* search scopes */
#define LDAP_SCOPE_BASE		((ber_int_t) 0x0000)
#define LDAP_SCOPE_ONELEVEL	((ber_int_t) 0x0001)
#define LDAP_SCOPE_SUBTREE	((ber_int_t) 0x0002)

/* substring filter component types */
#define LDAP_SUBSTRING_INITIAL	((ber_tag_t) 0x80U)	/* context specific */
#define LDAP_SUBSTRING_ANY	((ber_tag_t) 0x81U)	/* context specific */
#define LDAP_SUBSTRING_FINAL	((ber_tag_t) 0x82U)	/* context specific */

/* 
 * possible error codes we can return
 */

#define LDAP_RANGE(n,x,y)	(((x) <= (n)) && ((n) <= (y)))

#define LDAP_SUCCESS			0x00
#define LDAP_OPERATIONS_ERROR		0x01
#define LDAP_PROTOCOL_ERROR		0x02
#define LDAP_TIMELIMIT_EXCEEDED		0x03
#define LDAP_SIZELIMIT_EXCEEDED		0x04
#define LDAP_COMPARE_FALSE		0x05
#define LDAP_COMPARE_TRUE		0x06
#define LDAP_AUTH_METHOD_NOT_SUPPORTED	0x07
#define LDAP_STRONG_AUTH_NOT_SUPPORTED	LDAP_AUTH_METHOD_NOT_SUPPORTED
#define LDAP_STRONG_AUTH_REQUIRED	0x08
#define LDAP_PARTIAL_RESULTS		0x09	/* not listed in v3 */

#define	LDAP_REFERRAL				0x0a /* LDAPv3 */
#define LDAP_ADMINLIMIT_EXCEEDED	0x0b /* LDAPv3 */
#define	LDAP_UNAVAILABLE_CRITICAL_EXTENSION	0x0c /* LDAPv3 */
#define LDAP_CONFIDENTIALITY_REQUIRED	0x0d /* LDAPv3 */
#define	LDAP_SASL_BIND_IN_PROGRESS	0x0e /* LDAPv3 */	

#define LDAP_ATTR_ERROR(n)	LDAP_RANGE((n),0x10,0x15) /* 16-21 */

#define LDAP_NO_SUCH_ATTRIBUTE		0x10
#define LDAP_UNDEFINED_TYPE		0x11
#define LDAP_INAPPROPRIATE_MATCHING	0x12
#define LDAP_CONSTRAINT_VIOLATION	0x13
#define LDAP_TYPE_OR_VALUE_EXISTS	0x14
#define LDAP_INVALID_SYNTAX		0x15

#define LDAP_NAME_ERROR(n)	LDAP_RANGE((n),0x20,0x24) /* 32-34,36 */

#define LDAP_NO_SUCH_OBJECT		0x20
#define LDAP_ALIAS_PROBLEM		0x21
#define LDAP_INVALID_DN_SYNTAX		0x22
#define LDAP_IS_LEAF			0x23 /* not LDAPv3 */
#define LDAP_ALIAS_DEREF_PROBLEM	0x24

#define LDAP_SECURITY_ERROR(n)	LDAP_RANGE((n),0x30,0x32) /* 48-50 */

#define LDAP_INAPPROPRIATE_AUTH		0x30
#define LDAP_INVALID_CREDENTIALS	0x31
#define LDAP_INSUFFICIENT_ACCESS	0x32

#define LDAP_SERVICE_ERROR(n)	LDAP_RANGE((n),0x33,0x36) /* 51-54 */

#define LDAP_BUSY			0x33
#define LDAP_UNAVAILABLE		0x34
#define LDAP_UNWILLING_TO_PERFORM	0x35
#define LDAP_LOOP_DETECT		0x36

#define LDAP_UPDATE_ERROR(n)	LDAP_RANGE((n),0x40,0x47) /* 64-69,71 */

#define LDAP_NAMING_VIOLATION		0x40
#define LDAP_OBJECT_CLASS_VIOLATION	0x41
#define LDAP_NOT_ALLOWED_ON_NONLEAF	0x42
#define LDAP_NOT_ALLOWED_ON_RDN		0x43
#define LDAP_ALREADY_EXISTS		0x44
#define LDAP_NO_OBJECT_CLASS_MODS	0x45
#define LDAP_RESULTS_TOO_LARGE		0x46 /* CLDAP */
#define LDAP_AFFECTS_MULTIPLE_DSAS	0x47 /* LDAPv3 */

#define LDAP_OTHER			0x50

#define LDAP_API_ERROR(n)		LDAP_RANGE((n),0x51,0x61) /* 81-97 */

#define LDAP_SERVER_DOWN		0x51
#define LDAP_LOCAL_ERROR		0x52
#define LDAP_ENCODING_ERROR		0x53
#define LDAP_DECODING_ERROR		0x54
#define LDAP_TIMEOUT			0x55
#define LDAP_AUTH_UNKNOWN		0x56
#define LDAP_FILTER_ERROR		0x57
#define LDAP_USER_CANCELLED		0x58
#define LDAP_PARAM_ERROR		0x59
#define LDAP_NO_MEMORY			0x5a

/* not technically reserved for APIs */
#define LDAP_CONNECT_ERROR				0x5b	/* draft-ietf-ldap-c-api-xx */
#define LDAP_NOT_SUPPORTED				0x5c	/* draft-ietf-ldap-c-api-xx */
#define LDAP_CONTROL_NOT_FOUND			0x5d	/* draft-ietf-ldap-c-api-xx */
#define LDAP_NO_RESULTS_RETURNED		0x5e	/* draft-ietf-ldap-c-api-xx */
#define LDAP_MORE_RESULTS_TO_RETURN		0x5f	/* draft-ietf-ldap-c-api-xx */
#define LDAP_CLIENT_LOOP				0x60	/* draft-ietf-ldap-c-api-xx */
#define LDAP_REFERRAL_LIMIT_EXCEEDED	0x61	/* draft-ietf-ldap-c-api-xx */

/*
 * This structure represents both ldap messages and ldap responses.
 * These are really the same, except in the case of search responses,
 * where a response has multiple messages.
 */

typedef struct ldapmsg LDAPMessage;

/* for modifications */
typedef struct ldapmod {
	int		mod_op;

#define LDAP_MOD_ADD		((ber_int_t) 0x0000)
#define LDAP_MOD_DELETE		((ber_int_t) 0x0001)
#define LDAP_MOD_REPLACE	((ber_int_t) 0x0002)
#define LDAP_MOD_BVALUES	((ber_int_t) 0x0080)
/* IMPORTANT: do not use code 0x1000 (or above),
 * it is used internally by the backends!
 * (see ldap/servers/slapd/slap.h)
 */

	char		*mod_type;
	union mod_vals_u {
		char		**modv_strvals;
		struct berval	**modv_bvals;
	} mod_vals;
#define mod_values	mod_vals.modv_strvals
#define mod_bvalues	mod_vals.modv_bvals
} LDAPMod;

/*
 * structures for ldap getfilter routines
 */

typedef struct ldap_filt_info {
	char			*lfi_filter;
	char			*lfi_desc;
	int			lfi_scope;
	int			lfi_isexact;
	struct ldap_filt_info	*lfi_next;
} LDAPFiltInfo;

typedef struct ldap_filt_list {
    char			*lfl_tag;
    char			*lfl_pattern;
    char			*lfl_delims;
    LDAPFiltInfo		*lfl_ilist;
    struct ldap_filt_list	*lfl_next;
} LDAPFiltList;


#define LDAP_FILT_MAXSIZ	1024

typedef struct ldap_filt_desc {
	LDAPFiltList		*lfd_filtlist;
	LDAPFiltInfo		*lfd_curfip;
	LDAPFiltInfo		lfd_retfi;
	char			lfd_filter[ LDAP_FILT_MAXSIZ ];
	char			*lfd_curval;
	char			*lfd_curvalcopy;
	char			**lfd_curvalwords;
	char			*lfd_filtprefix;
	char			*lfd_filtsuffix;
} LDAPFiltDesc;


/*
 * structure representing an ldap session which can
 * encompass connections to multiple servers (in the
 * face of referrals).
 */
typedef struct ldap LDAP;

#define LDAP_DEREF_NEVER	0x00
#define LDAP_DEREF_SEARCHING	0x01
#define LDAP_DEREF_FINDING	0x02
#define LDAP_DEREF_ALWAYS	0x03

#define LDAP_NO_LIMIT		0

/* how many messages to retrieve results for */
#define LDAP_MSG_ONE		0x00
#define LDAP_MSG_ALL		0x01
#define LDAP_MSG_RECEIVED	0x02

/*
 * structure for ldap friendly mapping routines
 */

typedef struct ldap_friendly {
	char	*lf_unfriendly;
	char	*lf_friendly;
} LDAPFriendlyMap;

/*
 * types for ldap URL handling
 */
typedef struct ldap_url_desc {
    struct ldap_url_desc *lud_next;
    char	*lud_scheme;
    char	*lud_host;
    int		lud_port;
    char	*lud_dn;
    char	**lud_attrs;
    int		lud_scope;
    char	*lud_filter;
    char	**lud_exts;
} LDAPURLDesc;

#define LDAP_URL_SUCCESS		0x00	/* Success */
#define LDAP_URL_ERR_MEM		0x01	/* can't allocate memory space */
#define LDAP_URL_ERR_PARAM		0x02	/* parameter is bad */

#define LDAP_URL_ERR_BADSCHEME	0x03	/* URL doesn't begin with "ldap[si]://" */
#define LDAP_URL_ERR_BADENCLOSURE 0x04	/* URL is missing trailing ">" */
#define LDAP_URL_ERR_BADURL		0x05	/* URL is bad */
#define LDAP_URL_ERR_BADHOST	0x06	/* host port is bad */
#define LDAP_URL_ERR_BADATTRS	0x07	/* bad (or missing) attributes */
#define LDAP_URL_ERR_BADSCOPE	0x08	/* scope string is invalid (or missing) */
#define LDAP_URL_ERR_BADFILTER	0x09	/* bad or missing filter */
#define LDAP_URL_ERR_BADEXTS	0x0a	/* bad or missing extensions */

/*
 * The API draft spec says we should declare (or cause to be declared)
 * 'struct timeval'.   We don't.  See IETF LDAPext discussions.
 */
struct timeval;

/*
 * in options.c:
 */
LDAP_F( int )
ldap_get_option LDAP_P((
	LDAP *ld,
	int option,
	void *outvalue));

LDAP_F( int )
ldap_set_option LDAP_P((
	LDAP *ld,
	int option,
	LDAP_CONST void *invalue));

/* V3 REBIND Function Callback Prototype */
typedef int (LDAP_REBIND_PROC) LDAP_P((
	LDAP *ld, LDAP_CONST char *url, int request, ber_int_t msgid ));

LDAP_F( int )
ldap_set_rebind_proc LDAP_P((
	LDAP *ld,
	LDAP_REBIND_PROC *ldap_proc));

/*
 * in controls.c:
 */
LDAP_F( int ) 
ldap_create_control LDAP_P(( 
	const char *requestOID, 
	BerElement *ber, 
	int iscritical,
	LDAPControl **ctrlp ));

LDAP_F( void )
ldap_control_free LDAP_P((
	LDAPControl *ctrl ));

LDAP_F( void )
ldap_controls_free LDAP_P((
	LDAPControl **ctrls ));

/*
 * in dnssrv.c:
 */
LDAP_F( int )
ldap_domain2dn LDAP_P((
	LDAP_CONST char* domain,
	char** dn ));

LDAP_F( int )
ldap_dn2domain LDAP_P((
	LDAP_CONST char* dn,
	char** domain ));

LDAP_F( int )
ldap_domain2hostlist LDAP_P((
	LDAP_CONST char *domain,
	char** hostlist ));

/*
 * in extended.c:
 */
LDAP_F( int )
ldap_extended_operation LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*reqoid,
	struct berval	*reqdata,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int				*msgidp ));

LDAP_F( int )
ldap_extended_operation_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*reqoid,
	struct berval	*reqdata,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	char			**retoidp,
	struct berval	**retdatap ));

LDAP_F( int )
ldap_parse_extended_result LDAP_P((
	LDAP			*ld,
	LDAPMessage		*res,
	char			**retoidp,
	struct berval	**retdatap,
	int				freeit ));

LDAP_F( int )
ldap_parse_extended_partial LDAP_P((
	LDAP			*ld,
	LDAPMessage		*res,
	char			**retoidp,
	struct berval	**retdatap,
	LDAPControl		***serverctrls,
	int				freeit ));

/*
 * in abandon.c:
 */
LDAP_F( int )
ldap_abandon_ext LDAP_P((
	LDAP			*ld,
	int				msgid,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls ));

LDAP_F( int )
ldap_abandon LDAP_P((	/* deprecated */
	LDAP *ld,
	int msgid ));


/*
 * in add.c:
 */
LDAP_F( int )
ldap_add_ext LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPMod			**attrs,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int 			*msgidp ));

LDAP_F( int )
ldap_add_ext_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPMod			**attrs,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls ));

LDAP_F( int )
ldap_add LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAPMod **attrs ));

LDAP_F( int )
ldap_add_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAPMod **attrs ));


/*
 * in sasl.c:
 */
LDAP_F( int )
ldap_sasl_bind LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAP_CONST char	*mechanism,
	struct berval	*cred,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int				*msgidp ));

/* Interaction flags (should be passed about in a control)
 *  Automatic (default): use defaults, prompt otherwise
 *  Interactive: prompt always
 *  Quiet: never prompt
 */
#define LDAP_SASL_AUTOMATIC		0U
#define LDAP_SASL_INTERACTIVE	1U
#define LDAP_SASL_QUIET			2U

/*
 * V3 SASL Interaction Function Callback Prototype
 *	when using Cyrus SASL, interact is pointer to sasl_interact_t
 *  should likely passed in a control (and provided controls)
 */
typedef int (LDAP_SASL_INTERACT_PROC) LDAP_P((
	LDAP *ld, unsigned flags, void* defaults, void *interact ));

LDAP_F( int )
ldap_sasl_interactive_bind_s LDAP_P((
	LDAP *ld,
	LDAP_CONST char *dn, /* usually NULL */
	LDAP_CONST char *saslMechanism,
	LDAPControl **serverControls,
	LDAPControl **clientControls,

	/* should be client controls */
	unsigned flags,
	LDAP_SASL_INTERACT_PROC *proc,
	void *defaults ));

LDAP_F( int )
ldap_sasl_bind_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAP_CONST char	*mechanism,
	struct berval	*cred,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	struct berval	**servercredp ));

LDAP_F( int )
ldap_parse_sasl_bind_result LDAP_P((
	LDAP			*ld,
	LDAPMessage		*res,
	struct berval	**servercredp,
	int				freeit ));

/*
 * in bind.c:
 *	(deprecated)
 */
LDAP_F( int )
ldap_bind LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who,
	LDAP_CONST char *passwd,
	int authmethod ));

LDAP_F( int )
ldap_bind_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who,
	LDAP_CONST char *cred,
	int authmethod ));

/*
 * in sbind.c:
 */
LDAP_F( int )
ldap_simple_bind LDAP_P((
	LDAP *ld,
	LDAP_CONST char *who,
	LDAP_CONST char *passwd ));

LDAP_F( int )
ldap_simple_bind_s LDAP_P((
	LDAP *ld,
	LDAP_CONST char *who,
	LDAP_CONST char *passwd ));


/*
 * in kbind.c:
 *	(deprecated)
 */
LDAP_F( int )
ldap_kerberos_bind_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who ));

LDAP_F( int )
ldap_kerberos_bind1 LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who ));

LDAP_F( int )
ldap_kerberos_bind1_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who ));

LDAP_F( int )
ldap_kerberos_bind2 LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who ));

LDAP_F( int )
ldap_kerberos_bind2_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *who ));

/*
 * in cache.c
 * (deprecated)
 */
LDAP_F( int )
ldap_enable_cache LDAP_P(( LDAP *ld, long timeout, ber_len_t maxmem ));

LDAP_F( void )
ldap_disable_cache LDAP_P(( LDAP *ld ));

LDAP_F( void )
ldap_set_cache_options LDAP_P(( LDAP *ld, unsigned long opts ));

LDAP_F( void )
ldap_destroy_cache LDAP_P(( LDAP *ld ));

LDAP_F( void )
ldap_flush_cache LDAP_P(( LDAP *ld ));

LDAP_F( void )
ldap_uncache_entry LDAP_P(( LDAP *ld, LDAP_CONST char *dn ));

LDAP_F( void )
ldap_uncache_request LDAP_P(( LDAP *ld, int msgid ));


/*
 * in compare.c:
 */
LDAP_F( int )
ldap_compare_ext LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAP_CONST char	*attr,
	struct berval	*bvalue,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int 			*msgidp ));

LDAP_F( int )
ldap_compare_ext_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAP_CONST char	*attr,
	struct berval	*bvalue,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls ));

LDAP_F( int )
ldap_compare LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAP_CONST char *attr,
	LDAP_CONST char *value ));

LDAP_F( int )
ldap_compare_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAP_CONST char *attr,
	LDAP_CONST char *value ));


/*
 * in delete.c:
 */
LDAP_F( int )
ldap_delete_ext LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int 			*msgidp ));

LDAP_F( int )
ldap_delete_ext_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls ));

LDAP_F( int )
ldap_delete LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn ));

LDAP_F( int )
ldap_delete_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn ));


/*
 * in error.c:
 */
LDAP_F( int )
ldap_parse_result LDAP_P((
	LDAP			*ld,
	LDAPMessage		*res,
	int				*errcodep,
	char			**matcheddnp,
	char			**errmsgp,
	char			***referralsp,
	LDAPControl		***serverctrls,
	int				freeit ));

LDAP_F( char *)
ldap_err2string LDAP_P((
	int err ));

LDAP_F( int )
ldap_result2error LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAPMessage *r,
	int freeit ));

LDAP_F( void )
ldap_perror LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *s ));


/*
 * in modify.c:
 */
LDAP_F( int )
ldap_modify_ext LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPMod			**mods,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls,
	int 			*msgidp ));

LDAP_F( int )
ldap_modify_ext_s LDAP_P((
	LDAP			*ld,
	LDAP_CONST char	*dn,
	LDAPMod			**mods,
	LDAPControl		**serverctrls,
	LDAPControl		**clientctrls ));

LDAP_F( int )
ldap_modify LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAPMod **mods ));

LDAP_F( int )
ldap_modify_s LDAP_P((	/* deprecated */
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAPMod **mods ));


/*
 * in modrdn.c:
 */
LDAP_F( int )
ldap_rename LDAP_P((
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAP_CONST char *newrdn,
	LDAP_CONST char *newSuperior,
	int deleteoldrdn,
	LDAPControl **sctrls,
	LDAPControl **cctrls,
	int *msgidp ));

LDAP_F( int )
ldap_rename_s LDAP_P((
	LDAP *ld,
	LDAP_CONST char *dn,
	LDAP_CONST char *newrdn,
	LDAP_CONST char *newSuperior,
	int deleteoldrdn,
	LDAPControl **sctrls,
	LDAPControl **cctrls ));

LDAP_F( int )
ldap_rename2 LDAP_P((	/* deprecated */