Module allocator_api2::alloc

Memory allocation APIs

Structs

• AllocError
  The AllocError error indicates an allocation failure that may be due to resource exhaustion or to something wrong when combining the given input arguments with this allocator.
• Global
  The global memory allocator.
• Layout
  Layout of a block of memory.
• LayoutError
  The parameters given to Layout::from_size_align or some other Layout constructor do not satisfy its documented constraints.
• System
  The default memory allocator provided by the operating system.

Traits

• Allocator
  An implementation of Allocator can allocate, grow, shrink, and deallocate arbitrary blocks of data described via Layout.
• GlobalAlloc
  A memory allocator that can be registered as the standard library’s default through the #[global_allocator] attribute.

Functions

• alloc^⚠
  Allocate memory with the global allocator.
• alloc_zeroed^⚠
  Allocate zero-initialized memory with the global allocator.
• dealloc^⚠
  Deallocate memory with the global allocator.
• handle_alloc_error
  Abort on memory allocation error or failure.
• realloc^⚠
  Reallocate memory with the global allocator.