Struct qcow2::Reader

pub struct Reader<'a, I: 'a + ReadAt> { /* fields omitted */ }

A reader of data from the virtual disk image.

Trait Implementations

impl<'a, I> ReadAt for Reader<'a, I> where
    I: 'a + ReadAt, 

fn read_at(&self, pos: u64, buf: &mut [u8]) -> Result<usize>

Read bytes from an offset in this source into a buffer, returning how many bytes were read.

fn read_exact_at(&self, pos: u64, buf: &mut [u8]) -> Result<(), Error>

Read the exact number of bytes required to fill buf, from an offset.

impl<'a, I> Size for Reader<'a, I> where
    I: 'a + ReadAt, 

fn size(&self) -> Result<Option<u64>>

Get the size of this object, in bytes.