bget.h

COS 0.0.1.rar Cos操作系统源代码

/*

	Interface definitions for bget.c, the memory management package.

02/09/04:	Slightly trimmed down for cos by Paul Barker
		(should have done this a *long* time ago)
*/

// protect from multiple inclusion
#ifndef _BGET_H_
#define _BGET_H_

// All compilers should understand prototypes

typedef long bufsize;

void	bpool	    (void *buffer, bufsize len);
void*	bget	    (bufsize size);
void*	bgetz	    (bufsize size);
void*	bgetr	    (void *buffer, bufsize newsize);
void	brel	    (void *buf);
void	bectl	    (int (*compact)(bufsize sizereq, int sequence),
		       void *(*acquire)(bufsize size),
		       void (*release)(void *buf), bufsize pool_incr);
void	bstats	    (bufsize *curalloc, bufsize *totfree, bufsize *maxfree,
		       long *nget, long *nrel);
void	bstatse     (bufsize *pool_incr, long *npool, long *npget,
		       long *nprel, long *ndget, long *ndrel);
void	bufdump     (void *buf);
void	bpoold	    (void *pool, int dumpalloc, int dumpfree);
int	bpoolv	    (void *pool);

#endif // !_BGET_H_