Add simple timer manager

2020-04-15 13:41:44 +03:00
parent f3a7ccff50
commit d78ce509c6
4 changed files with 196 additions and 1 deletions
@@ -0,0 +1,34 @@
+#pragma once
+
+#include <time.h>
+#include "ringloop.h"
+
+struct timerfd_timer_t
+{
+    int id;
+    uint64_t millis;
+    timespec start, next;
+    bool repeat;
+    std::function<void(int)> callback;
+};
+
+class timerfd_manager_t
+{
+    int wait_state = 0;
+    int timerfd;
+    int nearest = -1;
+    int id = 1;
+    std::vector<timerfd_timer_t> timers;
+    ring_loop_t *ringloop;
+    ring_consumer_t consumer;
+
+    void inc_timer(timerfd_timer_t & t);
+    void set_nearest();
+    void set_wait();
+    void loop();
+public:
+    timerfd_manager_t(ring_loop_t *ringloop);
+    ~timerfd_manager_t();
+    int set_timer(uint64_t millis, bool repeat, std::function<void(int)> callback);
+    void clear_timer(int timer_id);
+};