wtoi64.c

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/*
 * COPYRIGHT:   See COPYING in the top level directory
 * PROJECT:     ReactOS system libraries
 * FILE:        lib/crt/??????
 * PURPOSE:     Unknown
 * PROGRAMER:   Unknown
 * UPDATE HISTORY:
 *              25/11/05: Added license header
 */

#include <precomp.h>

/*
 * @implemented
 */
__int64
_wtoi64 (const wchar_t *nptr)
{
   int c;
   __int64 value;
   int sign;

   if (nptr == NULL)
       return 0;

   while (iswctype((int)*nptr, _SPACE))
        ++nptr;

   c = (int)*nptr++;
   sign = c;
   if (c == L'-' || c == L'+')
        c = (int)*nptr++;

   value = 0;

   while (iswctype(c, _DIGIT))
     {
        value = 10 * value + (c - L'0');
        c = (int)*nptr++;
     }

   if (sign == L'-')
       return -value;
   else
       return value;
}


/*
 * @unimplemented
 */
__int64
_wcstoi64 (const wchar_t *nptr, wchar_t **endptr, int base)
{
   TRACE("_wcstoi64 is UNIMPLEMENTED\n");
   return 0;
}

/*
 * @unimplemented
 */
unsigned __int64
_wcstoui64 (const wchar_t *nptr, wchar_t **endptr, int base)
{
   TRACE("_wcstoui64 is UNIMPLEMENTED\n");
   return 0;
}


/* EOF */