h2_workers.h

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/* Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef __mod_h2__h2_workers__
#define __mod_h2__h2_workers__
 
/* Thread pool specific to executing secondary connections.
 * Has a minimum and maximum number of workers it creates.
 * Starts with minimum workers and adds some on load,
 * reduces the number again when idle.
 */
struct apr_thread_mutex_t;
struct apr_thread_cond_t;
struct h2_mplx;
struct h2_request;
struct h2_fifo;
 
typedef struct h2_workers h2_workers;
 
 
h2_workers *h2_workers_create(server_rec *s, apr_pool_t *pool,
                              int max_slots, int min_active, apr_time_t idle_limit);
 
void h2_workers_shutdown(h2_workers *workers, int graceful);
 
apr_uint32_t h2_workers_get_max_workers(h2_workers *workers);
 
typedef struct ap_conn_producer_t ap_conn_producer_t;
 
typedef conn_rec *ap_conn_producer_next(void *baton, int *pmore);
 
typedef void ap_conn_producer_done(void *baton, conn_rec *conn);
 
typedef void ap_conn_producer_shutdown(void *baton, int graceful);
 
ap_conn_producer_t *h2_workers_register(h2_workers *workers,
                                        apr_pool_t *producer_pool,
                                        const char *name,
                                        ap_conn_producer_next *fn_next,
                                        ap_conn_producer_done *fn_done,
                                        ap_conn_producer_shutdown *fn_shutdown,
                                        void *baton);
 
apr_status_t h2_workers_join(h2_workers *workers, ap_conn_producer_t *producer);
 
apr_status_t h2_workers_activate(h2_workers *workers, ap_conn_producer_t *producer);
 
#endif /* defined(__mod_h2__h2_workers__) */