Struct dlmalloc::GlobalDlmalloc

pub struct GlobalDlmalloc;

An instance of a “global allocator” backed by Dlmalloc

This API requires the global feature is activated, and this type implements the GlobalAlloc trait in the standard library.

Trait Implementations

impl GlobalAlloc for GlobalDlmalloc

unsafe fn alloc(&self, layout: Layout) -> *mut u8

Allocate memory as described by the given layout.

unsafe fn dealloc(&self, ptr: *mut u8, layout: Layout)

Deallocate the block of memory at the given ptr pointer with the given layout.

unsafe fn alloc_zeroed(&self, layout: Layout) -> *mut u8

Behaves like alloc, but also ensures that the contents are set to zero before being returned.

unsafe fn realloc( &self, ptr: *mut u8, layout: Layout, new_size: usize ) -> *mut u8

Shrink or grow a block of memory to the given new_size in bytes. The block is described by the given ptr pointer and layout.