21     pub fn new(bytes: usize) -> Result<Self, ByteCountNotAligned> {  in new()
23         if bytes % host_page_size == 0 {  in new()
24             Ok(Self(bytes))  in new()
26             Err(ByteCountNotAligned(bytes))  in new()
36     pub unsafe fn new_unchecked(bytes: usize) -> Self {  in new_unchecked()
38             bytes % host_page_size() == 0,  in new_unchecked()
42         Self(bytes)  in new_unchecked()
48     pub fn new_rounded_up(bytes: usize) -> Result<Self, ByteCountOutOfBounds> {  in new_rounded_up()
51         match bytes.checked_add(page_size - 1) {  in new_rounded_up()
61     pub fn new_rounded_up_u64(bytes: u64) -> Result<Self, ByteCountOutOfBounds> {  in new_rounded_up_u64()
62         let bytes = bytes  in new_rounded_up_u64()  localVariable
65         Self::new_rounded_up(bytes)  in new_rounded_up_u64()
89     pub fn checked_add(self, bytes: HostAlignedByteCount) -> Result<Self, ByteCountOutOfBounds> {  in checked_add()
92             .checked_add(bytes.0)  in checked_add()
103     pub fn checked_sub(self, bytes: HostAlignedByteCount) -> Result<Self, ByteCountOutOfBounds> {  in checked_sub()
106             .checked_sub(bytes.0)  in checked_sub()
113     pub fn saturating_sub(self, bytes: HostAlignedByteCount) -> Self {  in saturating_sub()
115         Self(self.0.saturating_sub(bytes.0))  in saturating_sub()