Diff: CoOS/kernel/utility.c

Revision:

0:94897d537b31

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CoOS/kernel/utility.c	Sat Sep 10 22:41:10 2011 +0000
@@ -0,0 +1,86 @@
+/**
+ *******************************************************************************
+ * @file       utility.c
+ * @version    V1.1.4    
+ * @date       2011.04.20
+ * @brief      Utility management implementation code of CooCox CoOS kernel.	
+ *******************************************************************************
+ * @copy
+ *
+ * INTERNAL FILE,DON'T PUBLIC.
+ * 
+ * <h2><center>&copy; COPYRIGHT 2009 CooCox </center></h2>
+ *******************************************************************************
+ */ 
+
+
+/*---------------------------- Include ---------------------------------------*/
+#include <coocox.h>
+
+#if CFG_UTILITY_EN > 0
+
+
+/**
+ *******************************************************************************
+ * @brief      Convert tick number to time 	  
+ * @param[in]  ticks    Specifies the systerm tick numbers that will be converted.	 
+ * @param[out] hour     Hours which converted. 
+ * @param[out] minute   minutes which converted.
+ * @param[out] sec      seconds which converted.
+ * @param[out] millsec  millseconds which converted.
+ * @retval     None		 
+ *
+ * @par Description
+ * @details    This function is called to convert specify ticks to time format.	  	 	
+ *******************************************************************************				
+ */
+#if CFG_TICK_TO_TIME_EN > 0
+void CoTickToTime(U32 ticks,U8* hour,U8* minute,U8* sec,U16* millsec)
+{
+    U32 totalTime;
+    
+    /* Convert ticks to time*/
+    totalTime = ticks * (1000/CFG_SYSTICK_FREQ);
+    *millsec  = totalTime%1000;
+    totalTime = totalTime/1000;
+    *sec      = totalTime%60;
+    totalTime = totalTime/60;
+    *minute   = totalTime%60;
+    totalTime = totalTime/60;
+    *hour     = totalTime;		
+}
+#endif    /* CFG_TICK_TO_TIME_EN    */
+
+
+/**
+ *******************************************************************************
+ * @brief      Convert time to tick	  
+ * @param[in]  hour     Specifies the number of hours.
+ * @param[in]  minute   Specifies the number of minutes.
+ * @param[in]  sec      Specifies the number of seconds.
+ * @param[in]  millsec  Specifies the number of millseconds.	 
+ * @param[out] ticks    Tick numbers that converted.  
+ * @retval     E_INVALID_PARAMETER   Invalid parameter be passed and convert fail.
+ * @retval     E_OK                  Convert successful.
+ *
+ * @par Description
+ * @details    This function is called to convert specify time to tick number. 		 
+ *******************************************************************************
+ */
+#if CFG_TIME_TO_TICK_EN > 0
+StatusType  CoTimeToTick(U8 hour,U8 minute,U8 sec,U16 millsec,U32* ticks)
+{
+#if CFG_PAR_CHECKOUT_EN >0
+    /* Validate arguments to be within range */
+    if((minute > 59)||(sec > 59)||(millsec > 999))
+        return E_INVALID_PARAMETER;
+#endif
+
+    /* Convert time to ticks */
+    *ticks = ((hour*3600) + (minute*60) + (sec)) * (CFG_SYSTICK_FREQ)\
+              + (millsec*CFG_SYSTICK_FREQ + 500)/1000;
+    return E_OK;
+}
+#endif    /* CFG_TIME_TO_TICK_EN  */
+
+#endif    /* CFG_UTILITY_EN       */