Subversion Repositories planix.SVN

typedef struct Pool Pool;
struct Pool {
        char*   name;
        ulong   maxsize;

        ulong   cursize;
        ulong   curfree;
        ulong   curalloc;

        ulong   minarena;       /* smallest size of new arena */
        ulong   quantum;        /* allocated blocks should be multiple of */
        ulong   minblock;       /* smallest newly allocated block */

        void*   freeroot;       /* actually Free* */
        void*   arenalist;      /* actually Arena* */

        void*   (*alloc)(ulong);
        int     (*merge)(void*, void*);
        void    (*move)(void* from, void* to);

        int     flags;
        int     nfree;
        int     lastcompact;

        void    (*lock)(Pool*);
        void    (*unlock)(Pool*);
        void    (*print)(Pool*, char*, ...);
        void    (*panic)(Pool*, char*, ...);
        void    (*logstack)(Pool*);

        void*   private;
};

extern void*    poolalloc(Pool*, ulong);
extern void*    poolallocalign(Pool*, ulong, ulong, long, ulong);
extern void     poolfree(Pool*, void*);
extern ulong    poolmsize(Pool*, void*);
extern void*    poolrealloc(Pool*, void*, ulong);
extern void     poolcheck(Pool*);
extern int      poolcompact(Pool*);
extern void     poolblockcheck(Pool*, void*);

extern Pool*    mainmem;
extern Pool*    imagmem;

enum {  /* flags */
        POOL_ANTAGONISM = 1<<0,
        POOL_PARANOIA   = 1<<1,
        POOL_VERBOSITY  = 1<<2,
        POOL_DEBUGGING  = 1<<3,
        POOL_LOGGING    = 1<<4,
        POOL_TOLERANCE  = 1<<5,
        POOL_NOREUSE    = 1<<6,
};