Memory: Factorize virtual memory reservation/allocation code in function

This commit is contained in:
Vincent Lejeune 2015-08-26 17:18:01 +02:00
parent 241dedef4e
commit 942f26509b
5 changed files with 75 additions and 15 deletions

22
Utilities/VirtualMemory.h Normal file
View file

@ -0,0 +1,22 @@
#pragma once
namespace memory_helper
{
/**
* Reserve size bytes of virtual memory and returns it.
* The memory should be commited before usage.
*/
void* reserve_memory(size_t size);
/**
* Commit page_size bytes of virtual memory starting at pointer.
* That is, bake reserved memory with physical memory.
* pointer should belong to a range of reserved memory.
*/
void commit_page_memory(void* pointer, size_t page_size);
/**
* Free memory alloced via reserve_memory.
*/
void free_reserved_memory(void* pointer, size_t size);
}