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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:35:32 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:35:32 +0000
commit5ea77a75dd2d2158401331879f3c8f47940a732c (patch)
treed89dc06e9f4850a900f161e25f84e922c4f86cc8 /servers/lloadd/proto-lload.h
parentInitial commit. (diff)
downloadopenldap-5ea77a75dd2d2158401331879f3c8f47940a732c.tar.xz
openldap-5ea77a75dd2d2158401331879f3c8f47940a732c.zip
Adding upstream version 2.5.13+dfsg.upstream/2.5.13+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'servers/lloadd/proto-lload.h')
-rw-r--r--servers/lloadd/proto-lload.h225
1 files changed, 225 insertions, 0 deletions
diff --git a/servers/lloadd/proto-lload.h b/servers/lloadd/proto-lload.h
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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 */