vmem_mmap.c File Reference

#include "config.h"
#include <errno.h>
#include <sys/mman.h>
#include <sys/sysmacros.h>
#include <unistd.h>
#include "vmem_base.h"

Macros
#define	ALLOC_PROT   PROT_READ | PROT_WRITE | PROT_EXEC
#define	FREE_PROT   PROT_NONE
#define	ALLOC_FLAGS   MAP_PRIVATE | MAP_ANON
#define	FREE_FLAGS   MAP_PRIVATE | MAP_ANON | MAP_NORESERVE

Functions
vmem_t *	vmem_mmap_arena (vmem_alloc_t **a_out, vmem_free_t **f_out)

Macro Definition Documentation

ALLOC_FLAGS

#define ALLOC_FLAGS   MAP_PRIVATE | MAP_ANON

ALLOC_PROT

#define ALLOC_PROT   PROT_READ | PROT_WRITE | PROT_EXEC

FREE_FLAGS

#define FREE_FLAGS   MAP_PRIVATE | MAP_ANON | MAP_NORESERVE

FREE_PROT

#define FREE_PROT   PROT_NONE

Function Documentation

vmem_mmap_arena()

vmem_t* vmem_mmap_arena	(	vmem_alloc_t **	a_out,
		vmem_free_t **	f_out
	)

References _sysconf, and pagesize.

Referenced by vmem_heap_init().