Struct wasmtime_runtime::Memory

pub struct Memory(_);

Represents an instantiation of a WebAssembly memory.

Implementations

impl Memory

pub fn new_dynamic(
    plan: &MemoryPlan,
    creator: &dyn RuntimeMemoryCreator
) -> Result<Self>

Create a new dynamic (movable) memory instance for the specified plan.

pub fn new_static(
    plan: &MemoryPlan,
    base: *mut u8,
    maximum: u32,
    make_accessible: fn(_: *mut u8, _: usize) -> Result<()>
) -> Result<Self>

Create a new static (immovable) memory instance for the specified plan.

pub fn size(&self) -> u32

Returns the number of allocated wasm pages.

pub fn grow(&self, delta: u32) -> Option<u32>

Grow memory by the specified amount of wasm pages.

Returns None if memory can’t be grown by the specified amount of wasm pages.

pub fn vmmemory(&self) -> VMMemoryDefinition

Return a VMMemoryDefinition for exposing the memory to compiled wasm code.

Trait Implementations

impl Default for Memory

fn default() -> Self

Returns the “default value” for a type.