Struct MemoryManagerImpl 

pub struct MemoryManagerImpl {
    limits: MemoryLimits,
    allocations: Vec<MemoryAllocation>,
    stats: Arc<MemoryStats>,
    peak_usage: Arc<AtomicU64>,
}

WASM Memory Manager

Fields

limits: MemoryLimits

allocations: Vec<MemoryAllocation>

stats: Arc<MemoryStats>

peak_usage: Arc<AtomicU64>

Implementations

impl MemoryManagerImpl

pub fn new(limits: MemoryLimits) -> Self

Create a new memory manager with the given limits

pub fn limits(&self) -> &MemoryLimits

Get the current memory limits

pub fn stats(&self) -> &MemoryStats

Get current memory statistics

pub fn peak_usage_bytes(&self) -> u64

Get peak memory usage

pub fn peak_usage_mb(&self) -> f64

Get peak memory usage in MB

pub fn current_usage_bytes(&self) -> u64

Get current memory usage in bytes

pub fn current_usage_mb(&self) -> f64

Get current memory usage in MB

pub fn can_allocate(&self, requested_bytes: u64) -> bool

Check if memory can be allocated

pub fn allocate_memory( &mut self, instance_id: &str, memory_type: &str, requested_bytes: u64, ) -> Result<u64>

Allocate memory for a WASM instance

pub fn deallocate_memory( &mut self, instance_id: &str, memory_id: &str, ) -> Result<bool>

Deallocate memory for a WASM instance

pub fn deallocate_all_for_instance(&mut self, instance_id: &str) -> usize

Deallocate all memory for an instance

pub fn grow_memory( &mut self, instance_id: &str, memory_id: &str, additional_bytes: u64, ) -> Result<u64>

Grow existing memory allocation

pub fn get_allocations_for_instance( &self, instance_id: &str, ) -> Vec<&MemoryAllocation>

Get all allocations for an instance

pub fn is_exceeded(&self) -> bool

Check if memory limits are exceeded

pub fn usage_percentage(&self) -> f64

Get memory usage percentage

pub fn reset(&mut self)

Reset all allocations and stats (use with caution)

Trait Implementations

impl Debug for MemoryManagerImpl

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

Formats the value using the given formatter.