OpenDNSSEC-signer  1.4.1
worker.h
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1 /*
2  * $Id: worker.h 6890 2012-12-12 14:33:49Z matthijs $
3  *
4  * Copyright (c) 2009 NLNet Labs. All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
21  * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
23  * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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25  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  *
27  */
28 
34 #ifndef DAEMON_WORKER_H
35 #define DAEMON_WORKER_H
36 
37 #include "scheduler/task.h"
38 #include "shared/allocator.h"
39 #include "shared/locks.h"
40 
41 #include <time.h>
42 
47 };
48 typedef enum worker_enum worker_id;
49 
50 typedef struct worker_struct worker_type;
51 struct worker_struct {
55  void* engine;
59  time_t clock_in;
62  size_t jobs_failed;
63  cond_basic_type worker_alarm;
65  unsigned sleeping : 1;
66  unsigned waiting : 1;
67  unsigned need_to_exit : 1;
68 };
69 
78 worker_type* worker_create(allocator_type* allocator, int num,
79  worker_id type);
80 
86 void worker_start(worker_type* worker);
87 
95 void worker_sleep(worker_type* worker, time_t timeout);
96 
105 void worker_sleep_unless(worker_type* worker, time_t timeout);
106 
112 void worker_wakeup(worker_type* worker);
113 
120 void worker_wait(lock_basic_type* lock, cond_basic_type* condition);
121 
128 void worker_wait_timeout(lock_basic_type* lock, cond_basic_type* condition,
129  time_t timeout);
130 
137 void worker_notify(lock_basic_type* lock, cond_basic_type* condition);
138 
145 void worker_notify_all(lock_basic_type* lock, cond_basic_type* condition);
146 
152 void worker_cleanup(worker_type* worker);
153 
154 #endif /* DAEMON_WORKER_H */
size_t jobs_completed
Definition: worker.h:61
unsigned waiting
Definition: worker.h:66
unsigned need_to_exit
Definition: worker.h:67
size_t jobs_appointed
Definition: worker.h:60
lock_basic_type worker_lock
Definition: worker.h:64
void * engine
Definition: worker.h:55
void worker_start(worker_type *worker)
Definition: worker.c:752
void worker_cleanup(worker_type *worker)
Definition: worker.c:890
enum task_id_enum task_id
Definition: task.h:50
pid_t ods_thread_type
Definition: locks.h:102
size_t jobs_failed
Definition: worker.h:62
void worker_wait(lock_basic_type *lock, cond_basic_type *condition)
Definition: worker.c:850
task_type * task
Definition: worker.h:56
void worker_sleep(worker_type *worker, time_t timeout)
Definition: worker.c:775
time_t clock_in
Definition: worker.h:59
int lock_basic_type
Definition: locks.h:90
void worker_notify_all(lock_basic_type *lock, cond_basic_type *condition)
Definition: worker.c:876
void worker_wakeup(worker_type *worker)
Definition: worker.c:815
worker_enum
Definition: worker.h:43
enum worker_enum worker_id
Definition: worker.h:48
void worker_sleep_unless(worker_type *worker, time_t timeout)
Definition: worker.c:792
int thread_num
Definition: worker.h:53
cond_basic_type worker_alarm
Definition: worker.h:63
worker_type * worker_create(allocator_type *allocator, int num, worker_id type)
Definition: worker.c:74
unsigned sleeping
Definition: worker.h:65
task_id working_with
Definition: worker.h:57
worker_id type
Definition: worker.h:58
void worker_wait_timeout(lock_basic_type *lock, cond_basic_type *condition, time_t timeout)
Definition: worker.c:835
ods_thread_type thread_id
Definition: worker.h:54
allocator_type * allocator
Definition: worker.h:52
void worker_notify(lock_basic_type *lock, cond_basic_type *condition)
Definition: worker.c:862