def clr_bits(value: int, mask: int) -> int:
    """
    Clear bits specified by mask in the given value.

    Args:
        value (int): The original integer value.
        mask (int): The mask specifying which bits to clear.

    Returns:
        int: The modified integer value with specified bits cleared.
    """
    return value & ~mask

def get_bits(value: int, mask: int) -> int:
    """
    Get bits specified by mask from the given value.

    Args:
        value (int): The original integer value.
        mask (int): The mask specifying which bits to get.

    Returns:
        int: The extracted bits shifted to the right by the offset.
    """
    return value & mask

def get_bitfield(value: int, mask: int, pos: int) -> int:
    """
    Extract a bitfield from the given value.

    Args:
        value (int): The original integer value.
        mask (int): The mask specifying the bitfield.
        pos (int): The position to shift the masked bits.

    Returns:
        int: The extracted bitfield shifted to the right by the position.
    """
    return get_bits(value, mask) >> pos

def update_bits(value: int, mask: int, new_bits: int) -> int:
    """
    Update bits specified by mask in the given value with new bits.

    Args:
        value (int): The original integer value.
        mask (int): The mask specifying which bits to update.
        new_bits (int): The new bits to set in the specified positions.

    Returns:
        int: The modified integer value with specified bits updated.
    """

    return clr_bits(value, mask) | get_bits(new_bits, mask)

def set_bitfield(value: int, mask: int, pos: int, new_bits: int) -> int:
    """
    Set a bitfield in the given value with new bits.

    Args:
        value (int): The original integer value.
        mask (int): The mask specifying the bitfield.
        pos (int): The position to shift the new bits.
        new_bits (int): The new bits to set in the specified bitfield.

    Returns:
        int: The modified integer value with specified bitfield updated.
    """
    return update_bits(value, mask, new_bits << pos)