Struct NoGuestMemoryAccessor 

pub struct NoGuestMemoryAccessor;

Placeholder accessor for runtimes that provide guest memory only through a scoped GuestMemory capability at queue-processing time.

Trait Implementations

impl Clone for NoGuestMemoryAccessor

fn clone(&self) -> NoGuestMemoryAccessor

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for NoGuestMemoryAccessor

impl Debug for NoGuestMemoryAccessor

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for NoGuestMemoryAccessor

fn default() -> NoGuestMemoryAccessor

Returns the “default value” for a type.

impl GuestMemoryAccessor for NoGuestMemoryAccessor

fn translate_and_get_limit( &self, _guest_addr: GuestPhysAddr, ) -> Option<(PhysAddr, usize)>

Translate a guest physical address to host physical address and get access limit

fn read_obj<V>(&self, guest_addr: GuestPhysAddr) -> Result<V, AddrSpaceError>

where V: Copy,

Read a value of type V from guest memory

fn write_obj<V>( &self, guest_addr: GuestPhysAddr, val: V, ) -> Result<(), AddrSpaceError>

where V: Copy,

Write a value of type V to guest memory

fn read_buffer( &self, guest_addr: GuestPhysAddr, buffer: &mut [u8], ) -> Result<(), AddrSpaceError>

Read a buffer from guest memory

fn write_buffer( &self, guest_addr: GuestPhysAddr, buffer: &[u8], ) -> Result<(), AddrSpaceError>

Write a buffer to guest memory

fn read_volatile<V>( &self, guest_addr: GuestPhysAddr, ) -> Result<V, AddrSpaceError>

where V: Copy,

Read a volatile value from guest memory (for device registers)

fn write_volatile<V>( &self, guest_addr: GuestPhysAddr, val: V, ) -> Result<(), AddrSpaceError>

where V: Copy,

Write a volatile value to guest memory (for device registers)