Subversion Repositories c0or1k

#ifndef __IDPOOL_H__

#define __IDPOOL_H__

#include <l4/lib/bit.h>

#include <l4/lib/spinlock.h>

/* One page size minus the structure fields */

#define CONFIG_MAX_SYSTEM_IDS                   (1023*32)

#define SYSTEM_IDS_MAX                          (CONFIG_MAX_SYSTEM_IDS >> 5)

struct id_pool {

        struct spinlock lock;

        int nwords;

        u32 bitmap[SYSTEM_IDS_MAX];

};

struct id_pool_variable {

        struct spinlock lock;

        int nwords;

        u32 bitmap[];

};

struct id_pool *id_pool_new_init(int mapsize, void *buffer);

int id_new(struct id_pool *pool);

int id_del(struct id_pool *pool, int id);

int id_get(struct id_pool *pool, int id);

#endif /* __IDPOOL_H__ */