EnsureAvailableSpace() [2/2]

void System.Net.ArrayBuffer.EnsureAvailableSpace ( int byteCount )

inline

Definition at line 62 of file ArrayBuffer.cs.

    {
        if (byteCount <= AvailableLength)
        {
            return;
        }
        int num = _activeStart + AvailableLength;
        if (byteCount <= num)
        {
            Buffer.BlockCopy(_bytes, _activeStart, _bytes, 0, ActiveLength);
            _availableStart = ActiveLength;
            _activeStart = 0;
            return;
        }
        int num2 = ActiveLength + byteCount;
        int num3 = _bytes.Length;
        do
        {
            num3 *= 2;
        }
        while (num3 < num2);
        byte[] array = (_usePool ? ArrayPool<byte>.Shared.Rent(num3) : new byte[num3]);
        byte[] bytes = _bytes;
        if (ActiveLength != 0)
        {
            Buffer.BlockCopy(bytes, _activeStart, array, 0, ActiveLength);
        }
        _availableStart = ActiveLength;
        _activeStart = 0;
        _bytes = array;
        if (_usePool)
        {
            ArrayPool<byte>.Shared.Return(bytes);
        }
    }

References System.Net.ArrayBuffer._activeStart, System.Net.ArrayBuffer._availableStart, System.Net.ArrayBuffer._bytes, System.Net.ArrayBuffer._usePool, System.Net.ArrayBuffer.ActiveLength, System.array, System.Net.ArrayBuffer.AvailableLength, System.Buffer.BlockCopy(), System.byteCount, System.bytes, and System.Buffers.ArrayPool< T >.Shared.