RtlAppendUnicodeToString

NTSTATUS __stdcall RtlAppendUnicodeToString(_UNICODE_STRING *Destination, WCHAR *Source){
  unsigned int Length; 
  wchar_t *v5; 
  _UNICODE_STRING v7; 

  if( !Source )
    return 0;
  v7 = 0i64;
  if( RtlInitUnicodeStringEx(&v7, Source) >= 0 )
  {
    Length = v7.Length;
    if( Destination->Length + (unsigned int)v7.Length <= Destination->MaximumLength )
    {
      v5 = &Destination->Buffer[(unsigned __int64)Destination->Length >> 1];
      memmove(v5, Source, v7.Length);
      Destination->Length += Length;
      if( (unsigned int)Destination->Length + 1 < Destination->MaximumLength )
        v5[(unsigned __int64)Length >> 1] = 0;
      return 0;
    }
  }
  return -1073741789;
}

Referenced by: