source: libcfa/src/concurrency/alarm.hfa @ d0cd933

ADTarm-ehast-experimentalenumforall-pointer-decayjacob/cs343-translationnew-ast-unique-exprpthread-emulationqualifiedEnum
Last change on this file since d0cd933 was 4aeaee5, checked in by Colby Alexander Parsons <caparsons@…>, 4 years ago

added alarm callback to union and refactored

  • Property mode set to 100644
File size: 2.2 KB
Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// alarm.hfa --
8//
9// Author           : Thierry Delisle
10// Created On       : Fri Jun 2 11:31:25 2017
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Mon Mar 26 16:25:41 2018
13// Update Count     : 11
14//
15
16#pragma once
17
18#include <stdbool.h>
19#include <stdint.h>
20
21#include <assert.h>
22
23#include "time.hfa"
24
25#include "containers/list.hfa"
26
27struct $thread;
28struct processor;
29
30//=============================================================================================
31// Clock logic
32//=============================================================================================
33
34Time __kernel_get_time();
35void __kernel_set_timer( Duration alarm );
36
37//=============================================================================================
38// Alarm logic
39//=============================================================================================
40
41enum alarm_type{ Kernel = 0, User = 1, Callback = 2 };
42
43struct alarm_node_t;
44
45typedef void (*Alarm_Callback)(alarm_node_t & );
46
47struct alarm_node_t {
48        Time alarm;                             // time when alarm goes off
49        Duration period;                        // if > 0 => period of alarm
50
51        DLISTED_MGD_IMPL_IN(alarm_node_t)
52
53        union {
54                $thread * thrd;                                 // thrd who created event
55                processor * proc;                               // proc who created event
56                Alarm_Callback callback;                // callback to handle event
57        };
58
59        bool set                :1;             // whether or not the alarm has be registered
60        enum alarm_type type;           // true if this is not a user defined alarm
61};
62DLISTED_MGD_IMPL_OUT(alarm_node_t)
63
64void ?{}( alarm_node_t & this, $thread * thrd, Time alarm, Duration period );
65void ?{}( alarm_node_t & this, processor   * proc, Time alarm, Duration period );
66void ?{}( alarm_node_t & this, Alarm_Callback callback, Time alarm, Duration period );
67void ^?{}( alarm_node_t & this );
68
69typedef dlist(alarm_node_t, alarm_node_t) alarm_list_t;
70
71void insert( alarm_list_t * this, alarm_node_t * n );
72alarm_node_t * pop( alarm_list_t * this );
73
74void register_self  ( alarm_node_t * this );
75void unregister_self( alarm_node_t * this );
76
77// Local Variables: //
78// mode: c //
79// tab-width: 6 //
80// End: //
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