feat: add support for process to conduct Intel x87 and MMX related task.

[lunaix-os.git] / lunaix-os / includes / lunaix / clock.h

diff --git a/lunaix-os/includes/lunaix/clock.h b/lunaix-os/includes/lunaix/clock.h
index dbfdfe5d8b13a79bf40430c0a2f9e6f1730bde7f..44dfa04b7da5c8e0bcdd3f5b844877d10ca0dfa3 100644 (file)
--- a/lunaix-os/includes/lunaix/clock.h
+++ b/lunaix-os/includes/lunaix/clock.h
@@ -7,7 +7,7 @@ typedef uint32_t time_t;
 
 typedef struct
 {
-    uint32_t year;      // use int32 as we need to store the 4-digit year
+    uint32_t year; // use int32 as we need to store the 4-digit year
     uint8_t month;
     uint8_t day;
     uint8_t weekday;
@@ -19,7 +19,7 @@ typedef struct
 void
 clock_init();
 
-void 
+void
 clock_walltime(datetime_t* datetime);
 
 int
@@ -27,10 +27,21 @@ clock_datatime_eq(datetime_t* a, datetime_t* b);
 
 /**
  * @brief 返回当前系统时间，即自从开机到当前时刻的毫秒时。
- * 
- * @return time_t 
+ *
+ * @return time_t
  */
-time_t 
+time_t
 clock_systime();
 
+time_t
+clock_unixtime();
+
+static inline time_t
+clock_tounixtime(datetime_t* dt)
+{
+    return (dt->year - 1970) * 31556926u + (dt->month - 1) * 2629743u +
+           (dt->day - 1) * 86400u + (dt->hour - 1) * 3600u +
+           (dt->minute - 1) * 60u + dt->second;
+}
+
 #endif /* __LUNAIX_CLOCK_H */