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/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 1998-2022 The OpenLDAP Foundation.
* 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>.
*/
/* Portions Copyright (c) 1995 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 PROTO_LLOAD_H
#define PROTO_LLOAD_H
#include <ldap_cdefs.h>
#include "ldap_pvt.h"
#include <event2/event.h>
LDAP_BEGIN_DECL
/*
* backend.c
*/
LDAP_SLAPD_F (void) backend_connect( evutil_socket_t s, short what, void *arg );
LDAP_SLAPD_F (void *) backend_connect_task( void *ctx, void *arg );
LDAP_SLAPD_F (void) backend_retry( LloadBackend *b );
LDAP_SLAPD_F (LloadConnection *) backend_select( LloadOperation *op, int *res );
LDAP_SLAPD_F (void) backend_reset( LloadBackend *b, int gentle );
LDAP_SLAPD_F (void) lload_backend_destroy( LloadBackend *b );
LDAP_SLAPD_F (void) lload_backends_destroy( void );
/*
* bind.c
*/
LDAP_SLAPD_F (int) request_bind( LloadConnection *c, LloadOperation *op );
LDAP_SLAPD_F (int) handle_bind_response( LloadConnection *client, LloadOperation *op, BerElement *ber );
LDAP_SLAPD_F (int) handle_whoami_response( LloadConnection *client, LloadOperation *op, BerElement *ber );
LDAP_SLAPD_F (int) handle_vc_bind_response( LloadConnection *client, LloadOperation *op, BerElement *ber );
/*
* client.c
*/
LDAP_SLAPD_F (int) request_abandon( LloadConnection *c, LloadOperation *op );
LDAP_SLAPD_F (int) request_process( LloadConnection *c, LloadOperation *op );
LDAP_SLAPD_F (int) handle_one_request( LloadConnection *c );
LDAP_SLAPD_F (void) client_tls_handshake_cb( evutil_socket_t s, short what, void *arg );
LDAP_SLAPD_F (LloadConnection *) client_init( ber_socket_t s, const char *peername, struct event_base *base, int use_tls );
LDAP_SLAPD_F (void) client_reset( LloadConnection *c );
LDAP_SLAPD_F (void) client_destroy( LloadConnection *c );
LDAP_SLAPD_F (void) clients_destroy( int gentle );
LDAP_SLAPD_V (long) lload_client_max_pending;
/*
* config.c
*/
LDAP_SLAPD_F (int) lload_read_config( const char *fname, const char *dir );
LDAP_SLAPD_F (void) lload_config_destroy( void );
LDAP_SLAPD_F (int) verb_to_mask( const char *word, slap_verbmasks *v );
LDAP_SLAPD_F (int) lload_tls_get_config( LDAP *ld, int opt, char **val );
LDAP_SLAPD_F (void) lload_bindconf_tls_defaults( slap_bindconf *bc );
LDAP_SLAPD_F (int) lload_backend_parse( const char *word, LloadBackend *b );
LDAP_SLAPD_F (int) lload_bindconf_parse( const char *word, slap_bindconf *bc );
LDAP_SLAPD_F (int) lload_bindconf_unparse( slap_bindconf *bc, struct berval *bv );
LDAP_SLAPD_F (int) lload_bindconf_tls_set( slap_bindconf *bc, LDAP *ld );
LDAP_SLAPD_F (void) lload_bindconf_free( slap_bindconf *bc );
#ifdef BALANCER_MODULE
LDAP_SLAPD_F (int) lload_back_init_cf( BackendInfo *bi );
#endif
/*
* connection.c
*/
LDAP_SLAPD_V (ldap_pvt_thread_mutex_t) clients_mutex;
LDAP_SLAPD_F (void *) handle_pdus( void *ctx, void *arg );
LDAP_SLAPD_F (void) connection_write_cb( evutil_socket_t s, short what, void *arg );
LDAP_SLAPD_F (void) connection_read_cb( evutil_socket_t s, short what, void *arg );
LDAP_SLAPD_F (int) lload_connection_close( LloadConnection *c, void *arg );
LDAP_SLAPD_F (LloadConnection *) lload_connection_init( ber_socket_t s, const char *peername, int use_tls );
LDAP_SLAPD_F (void) connection_destroy( LloadConnection *c );
LDAP_SLAPD_F (void) connections_walk_last( ldap_pvt_thread_mutex_t *cq_mutex,
lload_c_head *cq,
LloadConnection *cq_last,
CONNCB cb,
void *arg );
LDAP_SLAPD_F (void) connections_walk( ldap_pvt_thread_mutex_t *cq_mutex, lload_c_head *cq, CONNCB cb, void *arg );
/*
* daemon.c
*/
LDAP_SLAPD_F (int) lload_open_new_listener( const char *urls, LDAPURLDesc *lud );
LDAP_SLAPD_F (int) lloadd_listeners_init( const char *urls );
LDAP_SLAPD_F (int) lloadd_daemon_destroy( void );
LDAP_SLAPD_F (int) lloadd_daemon( struct event_base *daemon_base );
LDAP_SLAPD_F (LloadListener **) lloadd_get_listeners( void );
LDAP_SLAPD_F (void) listeners_reactivate( void );
LDAP_SLAPD_F (struct event_base *) lload_get_base( ber_socket_t s );
LDAP_SLAPD_V (int) lload_daemon_threads;
LDAP_SLAPD_V (int) lload_daemon_mask;
LDAP_SLAPD_F (void) lload_sig_shutdown( evutil_socket_t sig, short what, void *arg );
LDAP_SLAPD_F (void) lload_pause_server( void );
LDAP_SLAPD_F (void) lload_unpause_server( void );
LDAP_SLAPD_V (struct event_base *) daemon_base;
LDAP_SLAPD_V (struct evdns_base *) dnsbase;
LDAP_SLAPD_V (volatile sig_atomic_t) slapd_shutdown;
LDAP_SLAPD_V (volatile sig_atomic_t) slapd_gentle_shutdown;
LDAP_SLAPD_V (int) lloadd_inited;
LDAP_SLAPD_V (struct LloadChange) lload_change;
LDAP_SLAPD_V (struct event *) lload_timeout_event;
LDAP_SLAPD_V (LDAP *) lload_tls_backend_ld;
LDAP_SLAPD_V (LDAP *) lload_tls_ld;
LDAP_SLAPD_V (void *) lload_tls_ctx;
#ifdef BALANCER_MODULE
LDAP_SLAPD_V (int) lload_use_slap_tls_ctx;
#endif /* BALANCER_MODULE */
/*
* extended.c
*/
LDAP_SLAPD_V (Avlnode *) lload_exop_handlers;
LDAP_SLAPD_F (int) exop_handler_cmp( const void *l, const void *r );
LDAP_SLAPD_F (int) request_extended( LloadConnection *c, LloadOperation *op );
LDAP_SLAPD_F (int) lload_exop_init( void );
/*
* init.c
*/
LDAP_SLAPD_F (int) lload_global_init( void );
LDAP_SLAPD_F (int) lload_tls_init( void );
LDAP_SLAPD_F (int) lload_init( int mode, const char *name );
LDAP_SLAPD_F (int) lload_destroy( void );
LDAP_SLAPD_F (void) lload_counters_init( void );
/*
* libevent_support.c
*/
LDAP_SLAPD_F (int) lload_libevent_init( void );
LDAP_SLAPD_F (void) lload_libevent_destroy( void );
#ifdef BALANCER_MODULE
/*
* monitor.c
*/
LDAP_SLAPD_F (int) lload_monitor_open( void );
LDAP_SLAPD_F (int) lload_monitor_backend_init( BackendInfo *bi, LloadBackend *b );
#endif /* BALANCER_MODULE */
/*
* operation.c
*/
LDAP_SLAPD_V (ldap_pvt_thread_mutex_t) lload_pin_mutex;
LDAP_SLAPD_V (unsigned long) lload_next_pin;
LDAP_SLAPD_F (const char *) lload_msgtype2str( ber_tag_t tag );
LDAP_SLAPD_F (int) operation_upstream_cmp( const void *l, const void *r );
LDAP_SLAPD_F (int) operation_client_cmp( const void *l, const void *r );
LDAP_SLAPD_F (LloadOperation *) operation_init( LloadConnection *c, BerElement *ber );
LDAP_SLAPD_F (int) operation_send_abandon( LloadOperation *op, LloadConnection *c );
LDAP_SLAPD_F (void) operation_abandon( LloadOperation *op );
LDAP_SLAPD_F (void) operation_send_reject( LloadOperation *op, int result, const char *msg, int send_anyway );
LDAP_SLAPD_F (int) operation_send_reject_locked( LloadOperation *op, int result, const char *msg, int send_anyway );
LDAP_SLAPD_F (void) operation_lost_upstream( LloadOperation *op );
LDAP_SLAPD_F (void) operation_destroy( LloadOperation *op );
LDAP_SLAPD_F (int) operation_unlink( LloadOperation *op );
LDAP_SLAPD_F (int) operation_unlink_client( LloadOperation *op, LloadConnection *client );
LDAP_SLAPD_F (int) operation_unlink_upstream( LloadOperation *op, LloadConnection *upstream );
LDAP_SLAPD_F (void) operations_timeout( evutil_socket_t s, short what, void *arg );
LDAP_SLAPD_F (void) operation_update_conn_counters( LloadOperation *op, LloadConnection *upstream );
LDAP_SLAPD_F (void) operation_update_backend_counters( LloadOperation *op, LloadBackend *b );
LDAP_SLAPD_F (void) operation_update_global_rejected( LloadOperation *op );
/*
* upstream.c
*/
LDAP_SLAPD_F (int) forward_final_response( LloadConnection *client, LloadOperation *op, BerElement *ber );
LDAP_SLAPD_F (int) forward_response( LloadConnection *client, LloadOperation *op, BerElement *ber );
LDAP_SLAPD_F (void *) upstream_bind( void *ctx, void *arg );
LDAP_SLAPD_F (LloadConnection *) upstream_init( ber_socket_t s, LloadBackend *b );
LDAP_SLAPD_F (void) upstream_destroy( LloadConnection *c );
LDAP_SLAPD_V (ber_len_t) sockbuf_max_incoming_client;
LDAP_SLAPD_V (ber_len_t) sockbuf_max_incoming_upstream;
LDAP_SLAPD_V (int) lload_conn_max_pdus_per_cycle;
LDAP_SLAPD_V (lload_features_t) lload_features;
LDAP_SLAPD_V (slap_mask_t) global_allows;
LDAP_SLAPD_V (slap_mask_t) global_disallows;
LDAP_SLAPD_V (const char) Versionstr[];
LDAP_SLAPD_V (int) global_gentlehup;
LDAP_SLAPD_V (int) global_idletimeout;
LDAP_SLAPD_V (struct timeval *) lload_timeout_api;
LDAP_SLAPD_V (struct timeval *) lload_timeout_net;
LDAP_SLAPD_V (struct timeval *) lload_write_timeout;
LDAP_SLAPD_V (char *) global_host;
LDAP_SLAPD_V (int) lber_debug;
LDAP_SLAPD_V (int) ldap_syslog;
LDAP_SLAPD_V (lload_global_stats_t) lload_stats;
LDAP_SLAPD_V (char *) listeners_list;
LDAP_END_DECL
#endif /* PROTO_LLOAD_H */
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