list_alloc.h File Reference

Simple list-based allocator. More...

#include <l4/sys/l4int.h>
#include <l4/sys/compiler.h>

Include dependency graph for list_alloc.h:

Go to the source code of this file.

Functions
void	l4la_free (l4la_free_t **first, void *block, l4_size_t size)
	Add free memory to memory pool.
void *	l4la_alloc (l4la_free_t **first, l4_size_t size, unsigned align)
	Allocate memory from pool.
void	l4la_dump (l4la_free_t **first)
	Show all list members.
void	l4la_init (l4la_free_t **first)
	Init memory pool.
l4_size_t	l4la_avail (l4la_free_t **first)
	Show available memory in pool.

Detailed Description

Simple list-based allocator.

Taken from the Fiasco kernel.

Date

Alexander Warg <aw11os.inf.tu-dresden.de> Frank Mehnert fm3@o.nosp@m.s.in.nosp@m.f.tu-.nosp@m.dres.nosp@m.den.d.nosp@m.e

Definition in file list_alloc.h.

Function Documentation

l4la_alloc()

void * l4la_alloc	(	l4la_free_t **	first,
		l4_size_t	size,
		unsigned	align
	)

Allocate memory from pool.

Parameters

first	list identifier
size	length of memory block to allocate
align	alignment

l4la_avail()

l4_size_t l4la_avail

(

l4la_free_t **

first

)

Show available memory in pool.

Parameters

first

list identifier

l4la_dump()

void l4la_dump

(

l4la_free_t **

first

)

Show all list members.

Parameters

first

list identifier

l4la_free()

void l4la_free	(	l4la_free_t **	first,
		void *	block,
		l4_size_t	size
	)

Add free memory to memory pool.

Parameters

first	list identifier
block	address of unused memory block
size	size of memory block

l4la_init()

void l4la_init

(

l4la_free_t **

first

)

Init memory pool.

Parameters

first

list identifier