Important update:

- Add new DateTimeCore file
- Provides functions to get/set system date
- Create Date, Time and Date/Time string with custom separators

CMakeLists.txt

@@ -1,3 +1,3 @@
 PROJECT(lib_redAcore)
 
-ADD_LIBRARY(redAcore TimingCore.cpp LogCore.cpp SignalCore.cpp BufferCore.cpp FunctionCore.cpp DeviceCore.cpp FileCore.cpp SelectCore.cpp SelectableCore.cpp)
+ADD_LIBRARY(redAcore TimingCore.cpp DateTimeCore.cpp LogCore.cpp SignalCore.cpp BufferCore.cpp FunctionCore.cpp DeviceCore.cpp FileCore.cpp SelectCore.cpp SelectableCore.cpp)

DateTimeCore.cpp

@@ -0,0 +1,177 @@
+/*
+ * DateTimeCore.cpp
+ *
+ *  Created on: 3 Mar 2017
+ *      Author: wentzelc
+ */
+
+// redA Libraries
+#include "DateTimeCore.h"
+
+// Standard C/C++ Libraries
+#include <sys/time.h>
+#include <stdio.h>
+#include <cstdlib>
+#include <string.h>
+
+//#include <stdlib.h>
+//#include <unistd.h>
+
+//---------------------------------------------------------------------------
+
+// Variable used to temp values with
+char    ReturnStr[20];
+
+//---------------------------------------------------------------------------
+
+// Set current time on real-time clock
+bool  SetTime( unsigned char Hours, unsigned char Minutes, unsigned char Seconds )
+{
+    struct tm       NewTime;
+    struct timeval  tv;
+    struct timezone tz;
+
+    // Get current date and time
+    gettimeofday( &tv, &tz);
+
+    // Change to new time
+    localtime_r( &tv.tv_sec, &NewTime );
+
+    NewTime.tm_hour = Hours;
+    NewTime.tm_min  = Minutes;
+    NewTime.tm_sec  = Seconds;
+
+    // Convert back
+    tv.tv_sec  = mktime( &NewTime );
+    tv.tv_usec = 0;
+
+    // Set date and new time
+    settimeofday( &tv, &tz);
+    return true;
+}
+//---------------------------------------------------------------------------
+
+// Get current time from real-time clock
+bool GetTime( unsigned char &Hours, unsigned char &Minutes, unsigned char &Seconds )
+{
+    struct tm   CurrentTime;
+    time_t      UTC;
+
+    // Get current date and time
+    time( &UTC );
+    localtime_r( &UTC, &CurrentTime );
+
+    // Extract time
+    Hours   = CurrentTime.tm_hour;
+    Minutes = CurrentTime.tm_min;
+    Seconds = CurrentTime.tm_sec;
+
+    return true;
+}
+//---------------------------------------------------------------------------
+
+// Set current date on real-time clock
+bool SetDate( unsigned char Day, unsigned char Month, unsigned Year )
+{
+    struct tm       NewDate;
+    struct timeval  tv;
+    struct timezone tz;
+
+    // Get current date and time
+    gettimeofday( &tv, &tz );
+
+    // Change to new time
+    localtime_r( &tv.tv_sec, &NewDate );
+
+    NewDate.tm_year = Year - 1900;
+    NewDate.tm_mon  = Month - 1;
+    NewDate.tm_mday = Day;
+
+    // Convert back
+    tv.tv_sec  = mktime( &NewDate );
+    tv.tv_usec = 0;
+
+    // Set date and new time
+    settimeofday( &tv, &tz);
+
+    return true;
+}
+//---------------------------------------------------------------------------
+
+// Get current data from real-time clock
+bool GetDate( unsigned char &Day, unsigned char &Month, unsigned &Year )
+{
+    struct tm   CurrentDate;
+    time_t      UTC;
+
+    // Get current date and time
+    time( &UTC );
+    localtime_r( &UTC, &CurrentDate );
+
+    // Extract date
+    Day   = CurrentDate.tm_mday;
+    Month = CurrentDate.tm_mon + 1;
+    Year  = CurrentDate.tm_year + 1900;
+
+    return true;
+}
+//---------------------------------------------------------------------------
+
+// Get the current date in a string
+char const *  GetDateStr( const char * DateSeparator )
+{
+    unsigned char  Day;
+    unsigned char  Month;
+    unsigned int   Year;
+
+    // Get Date
+    GetDate( Day, Month, Year );
+
+    // Build String
+    sprintf( ReturnStr, "%04d%s%02d%s%02d",
+                        Year, ((DateSeparator)? DateSeparator : "/"), Month, ((DateSeparator)? DateSeparator : "/"), Day );
+
+    // Return value
+    return (ReturnStr);
+}
+//---------------------------------------------------------------------------
+
+char const *  GetTimeStr( const char * TimeSeparator )
+{
+    unsigned char  Hours;
+    unsigned char  Minutes;
+    unsigned char  Seconds;
+
+    // Get Date & Time
+    GetTime( Hours, Minutes, Seconds );
+
+    // Build String
+    sprintf( ReturnStr, "%02d%s%02d%s%02d",
+                        Hours, ((TimeSeparator)? TimeSeparator : ":"), Minutes, ((TimeSeparator)? TimeSeparator : ":"), Seconds );
+
+    return (ReturnStr);
+}
+//---------------------------------------------------------------------------
+
+char const *  GetDateTimeStr( const char * DateSeparator, const char * TimeSeparator )
+{
+    unsigned char  Day;
+    unsigned char  Month;
+    unsigned int   Year;
+    unsigned char  Hours;
+    unsigned char  Minutes;
+    unsigned char  Seconds;
+
+    // Get Date & Time
+    GetDate( Day, Month, Year );
+    GetTime( Hours, Minutes, Seconds );
+
+    // Build String
+    sprintf( ReturnStr, "%04d%s%02d%s%02d %02d%s%02d%s%02d",
+                        Year, ((DateSeparator)? DateSeparator : "/"), Month, ((DateSeparator)? DateSeparator : "/"), Day,
+                        Hours, ((TimeSeparator)? TimeSeparator : ":"), Minutes, ((TimeSeparator)? TimeSeparator : ":"), Seconds );
+
+    return (ReturnStr);
+}
+//---------------------------------------------------------------------------
+

DateTimeCore.h

@@ -0,0 +1,32 @@
+/*
+ * DateTimeCore.h
+ *
+ *  Created on: 3 Mar 2017
+ *      Author: wentzelc
+ */
+
+#ifndef REDACORE_DATETIMECORE_H_
+#define REDACORE_DATETIMECORE_H_
+
+// redA Libraries
+/* none */
+
+// Standard C/C++ Libraries
+#include <time.h>
+
+//---------------------------------------------------------------------------
+
+// Get and set System Date and Time
+bool    SetTime( unsigned char Hours, unsigned char Minutes, unsigned char Seconds );
+bool    GetTime( unsigned char &Hours, unsigned char &Minutes, unsigned char &Seconds );
+
+bool    SetDate( unsigned char Day, unsigned char Month, unsigned Year );
+bool    GetDate( unsigned char &Day, unsigned char &Month, unsigned &Year );
+
+char const *  GetDateStr( const char * DateSeparator = NULL );
+char const *  GetTimeStr( const char * TimeSeparator = NULL );
+char const *  GetDateTimeStr( const char * DateSeparator = NULL, const char * TimeSeparator = NULL );
+
+//---------------------------------------------------------------------------
+
+#endif /* REDACORE_DATETIMECORE_H_ */