Method Add

Libraries/unrar/array.hpp:100–136

template <class T> void Array<T>::Add(size_t Items)
{
  BufSize+=Items;
  if (BufSize>AllocSize)
  {
    if (MaxSize!=0 && BufSize>MaxSize)
    {
      ErrHandler.GeneralErrMsg(L"Maximum allowed array size (%u) is exceeded",MaxSize);
      ErrHandler.MemoryError();
    }

    size_t Suggested=AllocSize+AllocSize/4+32;
    size_t NewSize=Max(BufSize,Suggested);

    T *NewBuffer;
    if (Secure)
    {
      NewBuffer=(T *)malloc(NewSize*sizeof(T));
      if (NewBuffer==NULL)
        ErrHandler.MemoryError();
      if (Buffer!=NULL)
      {
        memcpy(NewBuffer,Buffer,AllocSize*sizeof(T));
        cleandata(Buffer,AllocSize*sizeof(T));
        free(Buffer);
      }
    }
    else
    {
      NewBuffer=(T *)realloc(Buffer,NewSize*sizeof(T));
      if (NewBuffer==NULL)
        ErrHandler.MemoryError();
    }
    Buffer=NewBuffer;
    AllocSize=NewSize;
  }
}


template <class T> void Array<T>::Alloc(size_t Items)