openldap/servers/slapd/back-ldap/back-ldap.h
2006-06-24 16:58:49 +00:00

321 lines
12 KiB
C

/* back-ldap.h - ldap backend header file */
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1999-2006 The OpenLDAP Foundation.
* Portions Copyright 2000-2003 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
* <http://www.OpenLDAP.org/license.html>.
*/
/* 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
#define SLAPD_LDAP_H
LDAP_BEGIN_DECL
struct ldapinfo_t;
typedef struct ldapconn_t {
Connection *lc_conn;
#define LDAP_BACK_PCONN ((void *)0x0)
#define LDAP_BACK_PCONN_TLS ((void *)0x1)
#define LDAP_BACK_PCONN_ID(c) ((void *)(c) > LDAP_BACK_PCONN_TLS ? (c)->c_connid : -1)
#ifdef HAVE_TLS
#define LDAP_BACK_PCONN_SET(op) ((op)->o_conn->c_is_tls ? LDAP_BACK_PCONN_TLS : LDAP_BACK_PCONN)
#else /* ! HAVE_TLS */
#define LDAP_BACK_PCONN_SET(op) (LDAP_BACK_PCONN)
#endif /* ! HAVE_TLS */
LDAP *lc_ld;
struct berval lc_cred;
struct berval lc_bound_ndn;
struct berval lc_local_ndn;
unsigned lc_lcflags;
#define LDAP_BACK_CONN_ISSET_F(fp,f) (*(fp) & (f))
#define LDAP_BACK_CONN_SET_F(fp,f) (*(fp) |= (f))
#define LDAP_BACK_CONN_CLEAR_F(fp,f) (*(fp) &= ~(f))
#define LDAP_BACK_CONN_CPY_F(fp,f,mfp) \
do { \
if ( ((f) & *(mfp)) == (f) ) { \
*(fp) |= (f); \
} else { \
*(fp) &= ~(f); \
} \
} while ( 0 )
#define LDAP_BACK_CONN_ISSET(lc,f) LDAP_BACK_CONN_ISSET_F(&(lc)->lc_lcflags, (f))
#define LDAP_BACK_CONN_SET(lc,f) LDAP_BACK_CONN_SET_F(&(lc)->lc_lcflags, (f))
#define LDAP_BACK_CONN_CLEAR(lc,f) LDAP_BACK_CONN_CLEAR_F(&(lc)->lc_lcflags, (f))
#define LDAP_BACK_CONN_CPY(lc,f,mlc) LDAP_BACK_CONN_CPY_F(&(lc)->lc_lcflags, (f), &(mlc)->lc_lcflags)
#define LDAP_BACK_FCONN_ISBOUND (0x00000001U)
#define LDAP_BACK_FCONN_ISANON (0x00000002U)
#define LDAP_BACK_FCONN_ISBMASK (LDAP_BACK_FCONN_ISBOUND|LDAP_BACK_FCONN_ISANON)
#define LDAP_BACK_FCONN_ISPRIV (0x00000004U)
#define LDAP_BACK_FCONN_ISTLS (0x00000008U)
#define LDAP_BACK_FCONN_BINDING (0x00000010U)
#define LDAP_BACK_FCONN_TAINTED (0x00000020U)
/* 0x00FF0000 are reserved for back-meta */
#define LDAP_BACK_CONN_ISBOUND(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISBOUND)
#define LDAP_BACK_CONN_ISBOUND_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISBOUND)
#define LDAP_BACK_CONN_ISBOUND_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISBMASK)
#define LDAP_BACK_CONN_ISBOUND_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISBOUND, (mlc))
#define LDAP_BACK_CONN_ISANON(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISANON)
#define LDAP_BACK_CONN_ISANON_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISANON)
#define LDAP_BACK_CONN_ISANON_CLEAR(lc) LDAP_BACK_CONN_ISBOUND_CLEAR((lc))
#define LDAP_BACK_CONN_ISANON_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISANON, (mlc))
#define LDAP_BACK_CONN_ISPRIV(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISPRIV)
#define LDAP_BACK_CONN_ISPRIV_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISPRIV)
#define LDAP_BACK_CONN_ISPRIV_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISPRIV)
#define LDAP_BACK_CONN_ISPRIV_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISPRIV, (mlc))
#define LDAP_BACK_CONN_ISTLS(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_ISTLS)
#define LDAP_BACK_CONN_ISTLS_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_ISTLS)
#define LDAP_BACK_CONN_ISTLS_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_ISTLS)
#define LDAP_BACK_CONN_ISTLS_CPY(lc, mlc) LDAP_BACK_CONN_CPY((lc), LDAP_BACK_FCONN_ISTLS, (mlc))
#define LDAP_BACK_CONN_BINDING(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_BINDING)
#define LDAP_BACK_CONN_BINDING_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_BINDING)
#define LDAP_BACK_CONN_BINDING_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_BINDING)
#define LDAP_BACK_CONN_TAINTED(lc) LDAP_BACK_CONN_ISSET((lc), LDAP_BACK_FCONN_TAINTED)
#define LDAP_BACK_CONN_TAINTED_SET(lc) LDAP_BACK_CONN_SET((lc), LDAP_BACK_FCONN_TAINTED)
#define LDAP_BACK_CONN_TAINTED_CLEAR(lc) LDAP_BACK_CONN_CLEAR((lc), LDAP_BACK_FCONN_TAINTED)
unsigned lc_refcnt;
unsigned lc_binding;
unsigned lc_flags;
time_t lc_create_time;
time_t lc_time;
} ldapconn_t;
/*
* operation enumeration for timeouts
*/
enum {
LDAP_BACK_OP_ADD = 0,
LDAP_BACK_OP_DELETE,
LDAP_BACK_OP_MODIFY,
LDAP_BACK_OP_MODRDN,
LDAP_BACK_OP_LAST
};
typedef struct ldap_avl_info_t {
ldap_pvt_thread_mutex_t lai_mutex;
Avlnode *lai_tree;
} ldap_avl_info_t;
typedef struct slap_retry_info_t {
time_t *ri_interval;
int *ri_num;
int ri_idx;
int ri_count;
time_t ri_last;
#define SLAP_RETRYNUM_FOREVER (-1) /* retry forever */
#define SLAP_RETRYNUM_TAIL (-2) /* end of retrynum array */
#define SLAP_RETRYNUM_VALID(n) ((n) >= SLAP_RETRYNUM_FOREVER) /* valid retrynum */
#define SLAP_RETRYNUM_FINITE(n) ((n) > SLAP_RETRYNUM_FOREVER) /* not forever */
} slap_retry_info_t;
/*
* identity assertion modes
*/
typedef enum {
LDAP_BACK_IDASSERT_LEGACY = 1,
LDAP_BACK_IDASSERT_NOASSERT,
LDAP_BACK_IDASSERT_ANONYMOUS,
LDAP_BACK_IDASSERT_SELF,
LDAP_BACK_IDASSERT_OTHERDN,
LDAP_BACK_IDASSERT_OTHERID
} slap_idassert_mode_t;
/* ID assert stuff */
typedef struct slap_idassert_t {
slap_idassert_mode_t si_mode;
#define li_idassert_mode li_idassert.si_mode
slap_bindconf si_bc;
#define li_idassert_authcID li_idassert.si_bc.sb_authcId
#define li_idassert_authcDN li_idassert.si_bc.sb_binddn
#define li_idassert_passwd li_idassert.si_bc.sb_cred
#define li_idassert_authzID li_idassert.si_bc.sb_authzId
#define li_idassert_authmethod li_idassert.si_bc.sb_method
#define li_idassert_sasl_mech li_idassert.si_bc.sb_saslmech
#define li_idassert_sasl_realm li_idassert.si_bc.sb_realm
#define li_idassert_secprops li_idassert.si_bc.sb_secprops
#define li_idassert_tls li_idassert.si_bc.sb_tls
unsigned si_flags;
#define LDAP_BACK_AUTH_NONE 0x00U
#define LDAP_BACK_AUTH_NATIVE_AUTHZ 0x01U
#define LDAP_BACK_AUTH_OVERRIDE 0x02U
#define LDAP_BACK_AUTH_PRESCRIPTIVE 0x04U
#define LDAP_BACK_AUTH_OBSOLETE_PROXY_AUTHZ 0x08U
#define LDAP_BACK_AUTH_OBSOLETE_ENCODING_WORKAROUND 0x10U
#define li_idassert_flags li_idassert.si_flags
BerVarray si_authz;
#define li_idassert_authz li_idassert.si_authz
} slap_idassert_t;
/*
* Hook to allow mucking with ldapinfo_t when quarantine is over
*/
typedef int (*ldap_back_quarantine_f)( struct ldapinfo_t *, void * );
typedef struct ldapinfo_t {
/* li_uri: the string that goes into ldap_initialize()
* TODO: use li_acl.sb_uri instead */
char *li_uri;
/* li_bvuri: an array of each single URI that is equivalent;
* to be checked for the presence of a certain item */
BerVarray li_bvuri;
ldap_pvt_thread_mutex_t li_uri_mutex;
LDAP_REBIND_PROC *li_rebind_f;
LDAP_URLLIST_PROC *li_urllist_f;
void *li_urllist_p;
slap_bindconf li_acl;
#define li_acl_authcID li_acl.sb_authcId
#define li_acl_authcDN li_acl.sb_binddn
#define li_acl_passwd li_acl.sb_cred
#define li_acl_authzID li_acl.sb_authzId
#define li_acl_authmethod li_acl.sb_method
#define li_acl_sasl_mech li_acl.sb_saslmech
#define li_acl_sasl_realm li_acl.sb_realm
#define li_acl_secprops li_acl.sb_secprops
/* ID assert stuff */
slap_idassert_t li_idassert;
/* end of ID assert stuff */
int li_nretries;
#define LDAP_BACK_RETRY_UNDEFINED (-2)
#define LDAP_BACK_RETRY_FOREVER (-1)
#define LDAP_BACK_RETRY_NEVER (0)
#define LDAP_BACK_RETRY_DEFAULT (3)
unsigned li_flags;
#define LDAP_BACK_F_NONE (0x0000U)
#define LDAP_BACK_F_SAVECRED (0x0001U)
#define LDAP_BACK_F_USE_TLS (0x0002U)
#define LDAP_BACK_F_PROPAGATE_TLS (0x0004U)
#define LDAP_BACK_F_TLS_CRITICAL (0x0008U)
#define LDAP_BACK_F_TLS_USE_MASK (LDAP_BACK_F_USE_TLS|LDAP_BACK_F_TLS_CRITICAL)
#define LDAP_BACK_F_TLS_PROPAGATE_MASK (LDAP_BACK_F_PROPAGATE_TLS|LDAP_BACK_F_TLS_CRITICAL)
#define LDAP_BACK_F_TLS_MASK (LDAP_BACK_F_TLS_USE_MASK|LDAP_BACK_F_TLS_PROPAGATE_MASK)
#define LDAP_BACK_F_CHASE_REFERRALS (0x0010U)
#define LDAP_BACK_F_PROXY_WHOAMI (0x0020U)
#define LDAP_BACK_F_T_F (0x0040U)
#define LDAP_BACK_F_T_F_DISCOVER (0x0080U)
#define LDAP_BACK_F_T_F_MASK (LDAP_BACK_F_T_F)
#define LDAP_BACK_F_T_F_MASK2 (LDAP_BACK_F_T_F_MASK|LDAP_BACK_F_T_F_DISCOVER)
#define LDAP_BACK_F_MONITOR (0x0100U)
#define LDAP_BACK_F_SINGLECONN (0x0200U)
#define LDAP_BACK_F_ISOPEN (0x0400U)
#define LDAP_BACK_F_CANCEL_ABANDON (0x0000U)
#define LDAP_BACK_F_CANCEL_IGNORE (0x1000U)
#define LDAP_BACK_F_CANCEL_EXOP (0x2000U)
#define LDAP_BACK_F_CANCEL_EXOP_DISCOVER (0x4000U)
#define LDAP_BACK_F_CANCEL_MASK (LDAP_BACK_F_CANCEL_IGNORE|LDAP_BACK_F_CANCEL_EXOP)
#define LDAP_BACK_F_CANCEL_MASK2 (LDAP_BACK_F_CANCEL_MASK|LDAP_BACK_F_CANCEL_EXOP_DISCOVER)
#define LDAP_BACK_ISSET(li,f) ( ( (li)->li_flags & (f) ) == (f) )
#define LDAP_BACK_ISMASK(li,m,f) ( ( (li)->li_flags & (m) ) == (f) )
#define LDAP_BACK_SAVECRED(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_SAVECRED )
#define LDAP_BACK_USE_TLS(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_USE_TLS )
#define LDAP_BACK_PROPAGATE_TLS(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_PROPAGATE_TLS )
#define LDAP_BACK_TLS_CRITICAL(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_TLS_CRITICAL )
#define LDAP_BACK_CHASE_REFERRALS(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_CHASE_REFERRALS )
#define LDAP_BACK_PROXY_WHOAMI(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_PROXY_WHOAMI )
#define LDAP_BACK_T_F(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_T_F_MASK, LDAP_BACK_F_T_F )
#define LDAP_BACK_T_F_DISCOVER(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_T_F_MASK2, LDAP_BACK_F_T_F_DISCOVER )
#define LDAP_BACK_MONITOR(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_MONITOR )
#define LDAP_BACK_SINGLECONN(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_SINGLECONN )
#define LDAP_BACK_ISOPEN(li) LDAP_BACK_ISSET( (li), LDAP_BACK_F_ISOPEN )
#define LDAP_BACK_ABANDON(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_ABANDON )
#define LDAP_BACK_IGNORE(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_IGNORE )
#define LDAP_BACK_CANCEL(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK, LDAP_BACK_F_CANCEL_EXOP )
#define LDAP_BACK_CANCEL_DISCOVER(li) LDAP_BACK_ISMASK( (li), LDAP_BACK_F_CANCEL_MASK2, LDAP_BACK_F_CANCEL_EXOP_DISCOVER )
int li_version;
ldap_avl_info_t li_conninfo;
sig_atomic_t li_isquarantined;
#define LDAP_BACK_FQ_NO (0)
#define LDAP_BACK_FQ_YES (1)
#define LDAP_BACK_FQ_RETRYING (2)
slap_retry_info_t li_quarantine;
#define LDAP_BACK_QUARANTINE(li) ( (li)->li_quarantine.ri_num != NULL )
ldap_pvt_thread_mutex_t li_quarantine_mutex;
ldap_back_quarantine_f li_quarantine_f;
void *li_quarantine_p;
time_t li_network_timeout;
time_t li_conn_ttl;
time_t li_idle_timeout;
time_t li_timeout[ LDAP_BACK_OP_LAST ];
} ldapinfo_t;
typedef enum ldap_back_send_t {
LDAP_BACK_DONTSEND = 0x00,
LDAP_BACK_SENDOK = 0x01,
LDAP_BACK_SENDERR = 0x02,
LDAP_BACK_SENDRESULT = (LDAP_BACK_SENDOK|LDAP_BACK_SENDERR),
LDAP_BACK_BINDING = 0x04,
LDAP_BACK_BIND_DONTSEND = (LDAP_BACK_BINDING),
LDAP_BACK_BIND_SOK = (LDAP_BACK_BINDING|LDAP_BACK_SENDOK),
LDAP_BACK_BIND_SERR = (LDAP_BACK_BINDING|LDAP_BACK_SENDERR),
LDAP_BACK_BIND_SRES = (LDAP_BACK_BINDING|LDAP_BACK_SENDRESULT),
LDAP_BACK_RETRYING = 0x08,
LDAP_BACK_RETRY_DONTSEND = (LDAP_BACK_RETRYING),
LDAP_BACK_RETRY_SOK = (LDAP_BACK_RETRYING|LDAP_BACK_SENDOK),
LDAP_BACK_RETRY_SERR = (LDAP_BACK_RETRYING|LDAP_BACK_SENDERR),
LDAP_BACK_RETRY_SRES = (LDAP_BACK_RETRYING|LDAP_BACK_SENDRESULT)
} ldap_back_send_t;
/* define to use asynchronous StartTLS */
#define SLAP_STARTTLS_ASYNCHRONOUS
/* timeout to use when calling ldap_result() */
#define LDAP_BACK_RESULT_TIMEOUT (0)
#define LDAP_BACK_RESULT_UTIMEOUT (100000)
#define LDAP_BACK_TV_SET(tv) \
do { \
(tv)->tv_sec = LDAP_BACK_RESULT_TIMEOUT; \
(tv)->tv_usec = LDAP_BACK_RESULT_UTIMEOUT; \
} while ( 0 )
LDAP_END_DECL
#include "proto-ldap.h"
#endif /* SLAPD_LDAP_H */