/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software .
*
* Copyright 1999-2004 The OpenLDAP Foundation.
* Portions Copyright 2001-2003 Pierangelo Masarati.
* Portions Copyright 1999-2003 Howard Chu.
* 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
* .
*/
/* ACKNOWLEDGEMENTS:
* This work was initially developed by the Howard Chu for inclusion
* in OpenLDAP Software and subsequently enhanced by Pierangelo
* Masarati.
*/
#ifndef SLAPD_LDAP_H
#error "include servers/slapd/back-ldap/back-ldap.h before this file!"
#endif /* SLAPD_LDAP_H */
#ifndef SLAPD_META_H
#define SLAPD_META_H
#include "external.h"
/* String rewrite library */
#include "rewrite.h"
LDAP_BEGIN_DECL
struct slap_conn;
struct slap_op;
struct metasingleconn {
int candidate;
#define META_NOT_CANDIDATE 0
#define META_CANDIDATE 1
#define META_LAST_CONN -1
LDAP *ld;
struct berval bound_dn;
struct berval cred;
int bound;
#define META_UNBOUND 0
#define META_BOUND 1
#define META_ANONYMOUS 2
};
#define META_LAST(lsc) ((lsc)->candidate == META_LAST_CONN)
struct metaconn {
struct slap_conn *conn;
struct rewrite_info *rwinfo;
/*
* means that the connection is bound;
* of course only one target actually is ...
*/
int bound_target;
#define META_BOUND_NONE -1
#define META_BOUND_ALL -2
/* supersedes the connection stuff */
struct metasingleconn *conns;
};
struct metatarget {
char *uri;
struct berval psuffix; /* pretty suffix */
struct berval suffix; /* normalized suffix */
struct berval binddn;
struct berval bindpw;
struct berval pseudorootdn;
struct berval pseudorootpw;
#if 0
struct rewrite_info *rwinfo;
struct ldapmap oc_map;
struct ldapmap at_map;
#endif
struct ldaprwmap rwmap;
};
struct metadncache {
ldap_pvt_thread_mutex_t mutex;
Avlnode *tree;
#define META_DNCACHE_DISABLED 0
#define META_DNCACHE_FOREVER -1
long int ttl; /* seconds; 0: no cache, -1: no expiry */
};
struct metainfo {
int ntargets;
int defaulttarget;
int network_timeout;
#define META_DEFAULT_TARGET_NONE -1
struct metatarget **targets;
struct rewrite_info *rwinfo;
Backend *glue_be;
struct metadncache cache;
ldap_pvt_thread_mutex_t conn_mutex;
Avlnode *conntree;
int savecred;
};
#define META_OP_ALLOW_MULTIPLE 0x00
#define META_OP_REQUIRE_SINGLE 0x01
#define META_OP_REQUIRE_ALL 0x02
extern struct metaconn *
meta_back_getconn(
Operation *op,
SlapReply *rs,
int op_type,
struct berval *dn,
int *candidate
);
extern int
meta_back_dobind(
struct metaconn *lc,
Operation *op
);
extern int
meta_back_is_valid(
struct metaconn *lc,
int candidate
);
extern int
meta_back_op_result(
struct metaconn *lc,
Operation *op,
SlapReply *rs
);
extern int
back_meta_LTX_init_module(
int argc,
char *argv[]
);
extern int
meta_back_conn_cmp(
const void *c1,
const void *c2
);
extern int
meta_back_conn_dup(
void *c1,
void *c2
);
/*
* Candidate stuff
*/
extern int
meta_back_is_candidate(
struct berval *nsuffix,
struct berval *ndn
);
extern int
meta_back_count_candidates(
struct metainfo *li,
struct berval *ndn
);
extern int
meta_back_is_candidate_unique(
struct metainfo *li,
struct berval *ndn
);
extern int
meta_back_select_unique_candidate(
struct metainfo *li,
struct berval *ndn
);
extern int
meta_clear_unused_candidates(
struct metainfo *li,
struct metaconn *lc,
int candidate,
int reallyclean
);
extern int
meta_clear_one_candidate(
struct metasingleconn *lc,
int reallyclean
);
/*
* Dn cache stuff (experimental)
*/
extern int
meta_dncache_cmp(
const void *c1,
const void *c2
);
extern int
meta_dncache_dup(
void *c1,
void *c2
);
extern int
meta_dncache_get_target(
struct metadncache *cache,
struct berval *ndn
);
extern int
meta_dncache_update_entry(
struct metadncache *cache,
struct berval *ndn,
int target
);
extern int
meta_dncache_delete_entry(
struct metadncache *cache,
struct berval *ndn
);
extern void
meta_dncache_free(
void *entry
);
LDAP_END_DECL
#endif /* SLAPD_META_H */