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/* $Id$ */
/*
* Copyright (C)2003-2007 Benny Prijono <benny@prijono.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PJ_POOL_ALT_H__
#define __PJ_POOL_ALT_H__
#define __PJ_POOL_H__
typedef struct pj_pool_t pj_pool_t;
/**
* The type for function to receive callback from the pool when it is unable
* to allocate memory. The elegant way to handle this condition is to throw
* exception, and this is what is expected by most of this library
* components.
*/
typedef void pj_pool_callback(pj_pool_t *pool, pj_size_t size);
/**
* This constant denotes the exception number that will be thrown by default
* memory factory policy when memory allocation fails.
*/
extern int PJ_NO_MEMORY_EXCEPTION;
/*
* Declare all pool API as macro that calls the implementation
* function.
*/
#define pj_pool_create(fc,nm,init,inc,cb) \
pj_pool_create_imp(__FILE__, __LINE__, fc, nm, init, inc, cb)
#define pj_pool_release(pool) pj_pool_release_imp(pool)
#define pj_pool_getobjname(pool) pj_pool_getobjname_imp(pool)
#define pj_pool_reset(pool) pj_pool_reset_imp(pool)
#define pj_pool_get_capacity(pool) pj_pool_get_capacity_imp(pool)
#define pj_pool_get_used_size(pool) pj_pool_get_used_size_imp(pool)
#define pj_pool_alloc(pool,sz) \
pj_pool_alloc_imp(__FILE__, __LINE__, pool, sz)
#define pj_pool_calloc(pool,cnt,elem) \
pj_pool_calloc_imp(__FILE__, __LINE__, pool, cnt, elem)
#define pj_pool_zalloc(pool,sz) \
pj_pool_zalloc_imp(__FILE__, __LINE__, pool, sz)
/*
* Declare prototypes for pool implementation API.
*/
/* Create pool */
PJ_DECL(pj_pool_t*) pj_pool_create_imp(const char *file, int line,
void *factory,
const char *name,
pj_size_t initial_size,
pj_size_t increment_size,
pj_pool_callback *callback);
/* Release pool */
PJ_DECL(void) pj_pool_release_imp(pj_pool_t *pool);
/* Get pool name */
PJ_DECL(const char*) pj_pool_getobjname_imp(pj_pool_t *pool);
/* Reset pool */
PJ_DECL(void) pj_pool_reset_imp(pj_pool_t *pool);
/* Get capacity */
PJ_DECL(pj_size_t) pj_pool_get_capacity_imp(pj_pool_t *pool);
/* Get total used size */
PJ_DECL(pj_size_t) pj_pool_get_used_size_imp(pj_pool_t *pool);
/* Allocate memory from the pool */
PJ_DECL(void*) pj_pool_alloc_imp(const char *file, int line,
pj_pool_t *pool, pj_size_t sz);
/* Allocate memory from the pool and zero the memory */
PJ_DECL(void*) pj_pool_calloc_imp(const char *file, int line,
pj_pool_t *pool, unsigned cnt,
unsigned elemsz);
/* Allocate memory from the pool and zero the memory */
PJ_DECL(void*) pj_pool_zalloc_imp(const char *file, int line,
pj_pool_t *pool, pj_size_t sz);
typedef struct pj_pool_factory
{
int dummy;
} pj_pool_factory;
typedef struct pj_caching_pool
{
pj_pool_factory factory;
} pj_caching_pool;
#define pj_caching_pool_init( cp, pol, mac)
#define pj_caching_pool_destroy(cp)
#define pj_pool_factory_dump(pf, detail)
#endif /* __PJ_POOL_ALT_H__ */
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