1 /* Copyright 2001-2005 The Apache Software Foundation or its licensors, as
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * @file event/fdqueue.h
19 * @brief fd queue declarations
21 * @addtogroup APACHE_MPM_EVENT
32 #include <apr_thread_mutex.h>
33 #include <apr_thread_cond.h>
34 #include <sys/types.h>
35 #if APR_HAVE_SYS_SOCKET_H
36 #include <sys/socket.h>
38 #include <apr_errno.h>
40 typedef struct fd_queue_info_t fd_queue_info_t;
42 apr_status_t ap_queue_info_create(fd_queue_info_t ** queue_info,
43 apr_pool_t * pool, int max_idlers);
44 apr_status_t ap_queue_info_set_idle(fd_queue_info_t * queue_info,
45 apr_pool_t * pool_to_recycle);
46 apr_status_t ap_queue_info_wait_for_idler(fd_queue_info_t * queue_info);
47 apr_status_t ap_queue_info_term(fd_queue_info_t * queue_info);
49 struct fd_queue_elem_t
55 typedef struct fd_queue_elem_t fd_queue_elem_t;
59 fd_queue_elem_t *data;
62 apr_thread_mutex_t *one_big_mutex;
63 apr_thread_cond_t *not_empty;
66 typedef struct fd_queue_t fd_queue_t;
68 void ap_pop_pool(apr_pool_t ** recycled_pool, fd_queue_info_t * queue_info);
69 void ap_push_pool(fd_queue_info_t * queue_info,
70 apr_pool_t * pool_to_recycle);
72 apr_status_t ap_queue_init(fd_queue_t * queue, int queue_capacity,
74 apr_status_t ap_queue_push(fd_queue_t * queue, apr_socket_t * sd,
75 conn_state_t * cs, apr_pool_t * p);
76 apr_status_t ap_queue_pop(fd_queue_t * queue, apr_socket_t ** sd,
77 conn_state_t ** cs, apr_pool_t ** p);
78 apr_status_t ap_queue_interrupt_all(fd_queue_t * queue);
79 apr_status_t ap_queue_term(fd_queue_t * queue);
81 #endif /* FDQUEUE_H */