Struct ProcessHeap 

pub struct ProcessHeap {
    pub brk: VirtualAddress,
    pub start: VirtualAddress,
    pub max_size: usize,
}

Heap management for processes

Fields

brk: VirtualAddress

Current heap break

start: VirtualAddress

Heap start

max_size: usize

Maximum heap size

Implementations

impl ProcessHeap

pub fn new() -> Self

Create a new process heap

pub fn size(&self) -> usize

Get current heap size

pub fn set_brk( &mut self, new_brk: VirtualAddress, ) -> Result<VirtualAddress, KernelError>

Set heap break (brk syscall)

pub fn grow(&mut self, increment: usize) -> Result<VirtualAddress, KernelError>

Grow heap by increment

Trait Implementations

impl Default for ProcessHeap

fn default() -> Self

Returns the “default value” for a type.