reactos/lib/sdk/crt/time_new/ftime.c

   1 /*
   2  * COPYRIGHT:   See COPYING in the top level directory
   3  * PROJECT:     ReactOS CRT library
   4  * FILE:        lib/sdk/crt/time/ftime.c
   5  * PURPOSE:     Deprecated BSD library call
   6  * PROGRAMERS:  Timo Kreuzer
   7  */
   8 #include <precomp.h>
   9 #include <sec_api/time_s.h>
  10 #include <sys/timeb.h>
  11 #include "bitsfixup.h"
  12
  13 /******************************************************************************
  14  * \name _ftime_s
  15  * \brief Get the current time.
  16  * \param [out] ptimeb Pointer to a structure of type struct _timeb that
  17  *        recieves the current time.
  18  * \sa http://msdn.microsoft.com/en-us/library/95e68951.aspx
  19  */
  20 errno_t
  21 _ftime_s(struct _timeb *ptimeb)
  22 {
  23     DWORD ret;
  24     TIME_ZONE_INFORMATION TimeZoneInformation;
  25     FILETIME SystemTime;
  26
  27     /* Validate parameters */
  28     if (!ptimeb)
  29     {
  30         _invalid_parameter(0,
  31                            0,//__FUNCTION__,
  32                            _CRT_WIDE(__FILE__),
  33                            __LINE__,
  34                            0);
  35         return EINVAL;
  36     }
  37
  38     ret = GetTimeZoneInformation(&TimeZoneInformation);
  39     ptimeb->dstflag = (ret == TIME_ZONE_ID_DAYLIGHT) ? 1 : 0;
  40     ptimeb->timezone = TimeZoneInformation.Bias;
  41
  42     GetSystemTimeAsFileTime(&SystemTime);
  43     ptimeb->time = FileTimeToUnixTime(&SystemTime, &ptimeb->millitm);
  44
  45     return 0;
  46 }
  47
  48 /******************************************************************************
  49  * \name _ftime
  50  * \brief Get the current time.
  51  * \param [out] ptimeb Pointer to a structure of type struct _timeb that
  52  *        recieves the current time.
  53  * \note This function is for compatability and simply calls the secure
  54  *       version _ftime_s().
  55  * \sa http://msdn.microsoft.com/en-us/library/z54t9z5f.aspx
  56  */
  57 void
  58 _ftime(struct _timeb *ptimeb)
  59 {
  60     _ftime_s(ptimeb);
  61 }