libaitsess/inc/aitsess.h - diff

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Diff for /libaitsess/inc/aitsess.h between versions 1.4.2.1 and 1.4.2.6

version 1.4.2.1, 2012/02/27 17:43:33	version 1.4.2.6, 2012/02/28 10:34:43
Line 12 terms:	Line 12 terms:
All of the documentation and software included in the ELWIX and AITNET	All of the documentation and software included in the ELWIX and AITNET
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>	Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>

Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011	Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
by Michael Pounov <misho@elwix.org>. All rights reserved.	by Michael Pounov <misho@elwix.org>. All rights reserved.

Redistribution and use in source and binary forms, with or without	Redistribution and use in source and binary forms, with or without
Line 47 SUCH DAMAGE.	Line 47 SUCH DAMAGE.
#define __AITSESS_H	#define __AITSESS_H


	#include <pthread.h>
#include <assert.h>	#include <assert.h>
#include <semaphore.h>	#include <semaphore.h>
#include <sys/types.h>
#include <aitio.h>	#include <aitio.h>

#define SHARED_UNKNOWN -1	#define SHARED_UNKNOWN -1
Line 96 typedef struct _tagMPool {	Line 96 typedef struct _tagMPool {
struct {	struct {
unsigned long max;	unsigned long max;
unsigned long curr;	unsigned long curr;
unsigned long inact;
} pool_quota;	} pool_quota;

/* pool buckets */	/* pool buckets */
Line 106 typedef struct _tagMPool {	Line 105 typedef struct _tagMPool {
#define mpool_lock(x) (assert((x)), pthread_mutex_lock(&(x)->pool_mtx))	#define mpool_lock(x) (assert((x)), pthread_mutex_lock(&(x)->pool_mtx))
#define mpool_unlock(x) (assert((x)), pthread_mutex_unlock(&(x)->pool_mtx))	#define mpool_unlock(x) (assert((x)), pthread_mutex_unlock(&(x)->pool_mtx))

	typedef void (*mpool_stat_cb)(unsigned int, unsigned int, unsigned int);


/* Shared memory session */	/* Shared memory session */

typedef struct tagSess {	typedef struct tagSess {
Line 152 inline void sess_SetErr(int eno, char *estr, ...);	Line 154 inline void sess_SetErr(int eno, char *estr, ...);
/*	/*
* mpool_init() - Init memory pool	* mpool_init() - Init memory pool
*	*
	* @maxmem = If !=0 set maximum memory quota
* return: =NULL error or !=NULL new allocated pool	* return: =NULL error or !=NULL new allocated pool
*/	*/
mpool_t *mpool_init(void);	mpool_t *mpool_init(unsigned long maxmem);
/*	/*
* mpool_destroy() - Destroy memory pool	* mpool_destroy() - Destroy memory pool
*	*
Line 163 mpool_t *mpool_init(void);	Line 166 mpool_t *mpool_init(void);
*/	*/
void mpool_destroy(mpool_t ** __restrict mp);	void mpool_destroy(mpool_t ** __restrict mp);
/*	/*
	* mpool_purge() - Purge memory block cache and release resources
	*
	* @mp = Memory pool
	* @atmost = Free at most in buckets
	* return: -1 error or 0 ok
	*/
	int mpool_purge(mpool_t * __restrict mp, unsigned int atmost);
	/*
* mpool_malloc() - Memory allocation	* mpool_malloc() - Memory allocation
*	*
* @mp = Memory pool	* @mp = Memory pool
Line 189 int mpool_free(mpool_t * __restrict mp, void * __restr	Line 200 int mpool_free(mpool_t * __restrict mp, void * __restr
* @purge = if !=0 force release memory block	* @purge = if !=0 force release memory block
* return: <0 error or 0 ok released memory block	* return: <0 error or 0 ok released memory block
*/	*/
int mpool_free2(mpool_t * __restrict mp, u_int size, const char *memname, int purge);	int mpool_free2(mpool_t * __restrict mp, unsigned int size, const char *memname, int purge);
/*	/*
	* mpool_realloc() Reallocate memory block with new size
	*
	* @mp = Memory pool
	* @data = Allocated memory data
	* @newsize = New size of memory block
	* @memname = Optional new memory block name
	* return: NULL error or !=NULL new reallocated memory block
	*/
	void mpool_realloc(mpool_t __restrict mp, void * __restrict data,
	unsigned int newsize, const char *memname);
	/*
* mpool_getmembynam() Find allocated memory block by size and memory name	* mpool_getmembynam() Find allocated memory block by size and memory name
*	*
* @mp = Memory pool	* @mp = Memory pool
Line 198 int mpool_free2(mpool_t * __restrict mp, u_int size, c	Line 220 int mpool_free2(mpool_t * __restrict mp, u_int size, c
* @memname = Memory name	* @memname = Memory name
* return: NULL error or not found and !=NULL allocated memory	* return: NULL error or not found and !=NULL allocated memory
*/	*/
inline struct tagAlloc mpool_getmembynam(mpool_t __restrict mp, u_int size, const char *memname);	inline struct tagAlloc mpool_getmembynam(mpool_t __restrict mp, unsigned int size, const char *memname);
	/*
	* mpool_getsizebyaddr() - Get size of allocated memory block by address
	*
	* @data = allocated memory from mpool_malloc()
	* return: usable size of allocated memory block
	*/
	inline unsigned int mpool_getsizebyaddr(void * __restrict data);
	/*
	* mpool_chkaddr() - Check validity of given address
	*
	* @data = allocated memory from mpool_malloc()
	* return: -1 bad address, 1 corrupted address or 0 ok
	*/
	inline int mpool_chkaddr(void * __restrict data);
	/*
	* mpool_setquota() - Change maximum memory quota
	*
	* @mp = Memory pool
	* @maxmem = New max quota size
	* return: old maximum memory quota size
	*/
	inline unsigned long mpool_setquota(mpool_t * __restrict mp, unsigned long maxmem);
	/*
	* mpool_getquota() - Get memory quota
	*
	* @mp = Memory pool
	* @currmem = Return current memory
	* @maxmem = Return max quota size
	* return: none
	*/
	inline void mpool_getquota(mpool_t * __restrict mp, unsigned long *currmem,
	unsigned long *maxmem);
	/*
	* mpool_statistics() - Dump statistics from memory pool buckets
	*
	* @mp = Memory pool
	* @cb = Export statistics to callback
	* return: none
	*/
	void mpool_statistics(mpool_t * __restrict mp, mpool_stat_cb cb);


/*	/*

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