Function from_utf8

include/hx/CFFIPrime.h:101–136

template<typename T>
inline const T *from_utf8(const char *inStr,int len,hx::IStringAlloc *inAlloc)
{
   int n = len;
   if (n<0)
      while(inStr[n])
         n++;

   const unsigned char *str = (const unsigned char *)inStr;
   const unsigned char *end = str + n;
   int count = 0;
   while(str<end)
   {
      int ch = decode_advance_utf8(str,end);
      count++;
      if (sizeof(T)==2 &&  ch>=0x10000)
         count++;
   }
   T *result = (T*)inAlloc->allocBytes( sizeof(T)*(count+1) );
   T *dest = result;
   str = (const unsigned char *)inStr;
   while(str<end)
   {
      int ch = decode_advance_utf8(str,end);
      if (sizeof(T)==2 && ch>=0x10000)
      {
         int over = (ch-0x10000);
         *dest++ = (over>>10) + 0xd800;
         *dest++ = (over&0x3ff) + 0xdc00;
      }
      else
         *dest++ = ch;
   }
   *dest++ = 0;

   return result;
}

}