suricata
util-pool.h
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/* Copyright (C) 2007-2010 Open Information Security Foundation
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*
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* You can copy, redistribute or modify this Program under the terms of
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* the GNU General Public License version 2 as published by the Free
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* Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* version 2 along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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/**
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* \ingroup utilpool
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*
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* @{
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*/
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/**
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* \file
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*
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* \author Victor Julien <victor@inliniac.net>
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*/
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#ifndef SURICATA_UTIL_POOL_H
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#define SURICATA_UTIL_POOL_H
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#define POOL_BUCKET_PREALLOCATED (1 << 0)
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/* pool bucket structure */
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typedef
struct
PoolBucket_
{
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void
*
data
;
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uint8_t
flags
;
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struct
PoolBucket_
*
next
;
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}
PoolBucket
;
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/* pool structure */
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typedef
struct
Pool_
{
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uint32_t
max_buckets
;
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uint32_t
preallocated
;
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uint32_t
allocated
;
/**< counter of data elements, both currently in
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* the pool and outside of it (outstanding) */
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uint32_t
alloc_stack_size
;
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PoolBucket
*
alloc_stack
;
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PoolBucket
*
empty_stack
;
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uint32_t
empty_stack_size
;
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int
data_buffer_size
;
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void
*
data_buffer
;
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PoolBucket
*
pb_buffer
;
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void
*(*Alloc)(void);
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int (*
Init
)(
void
*,
void
*);
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void
*
InitData
;
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void (*
Cleanup
)(
void
*);
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void (*
Free
)(
void
*);
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uint32_t
elt_size
;
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uint32_t
outstanding
;
/**< counter of data items 'in use'. Pretty much
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* the diff between PoolGet and PoolReturn */
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#ifdef DEBUG
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uint32_t max_outstanding;
/**< max value of outstanding we saw */
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#endif
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}
Pool
;
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/* prototypes */
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Pool
*
PoolInit
(uint32_t, uint32_t, uint32_t,
void
*(*Alloc)(
void
),
int
(*Init)(
void
*,
void
*),
void
*,
void
(*Cleanup)(
void
*),
void
(*Free)(
void
*));
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void
PoolFree
(
Pool
*);
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void
*
PoolGet
(
Pool
*);
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void
PoolReturn
(
Pool
*,
void
*);
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void
PoolRegisterTests
(
void
);
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#endif
/* SURICATA_UTIL_POOL_H */
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/**
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* @}
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*/
Pool_::pb_buffer
PoolBucket * pb_buffer
Definition:
util-pool.h:58
Pool_::Free
void(* Free)(void *)
Definition:
util-pool.h:64
Pool_::Init
int(* Init)(void *, void *)
Definition:
util-pool.h:61
PoolRegisterTests
void PoolRegisterTests(void)
Definition:
util-pool.c:705
Pool_::alloc_stack
PoolBucket * alloc_stack
Definition:
util-pool.h:51
Pool_
Definition:
util-pool.h:43
Pool_::Cleanup
void(* Cleanup)(void *)
Definition:
util-pool.h:63
PoolBucket
struct PoolBucket_ PoolBucket
Pool_::empty_stack_size
uint32_t empty_stack_size
Definition:
util-pool.h:54
PoolBucket_::next
struct PoolBucket_ * next
Definition:
util-pool.h:39
Pool_::outstanding
uint32_t outstanding
Definition:
util-pool.h:67
PoolBucket_::data
void * data
Definition:
util-pool.h:37
PoolFree
void PoolFree(Pool *)
Definition:
util-pool.c:223
PoolBucket_
Definition:
util-pool.h:36
PoolReturn
void PoolReturn(Pool *, void *)
Definition:
util-pool.c:329
Pool_::max_buckets
uint32_t max_buckets
Definition:
util-pool.h:44
Pool_::preallocated
uint32_t preallocated
Definition:
util-pool.h:45
Pool_::allocated
uint32_t allocated
Definition:
util-pool.h:46
PoolGet
void * PoolGet(Pool *)
Definition:
util-pool.c:271
Pool_::data_buffer_size
int data_buffer_size
Definition:
util-pool.h:56
Pool_::empty_stack
PoolBucket * empty_stack
Definition:
util-pool.h:53
PoolBucket_::flags
uint8_t flags
Definition:
util-pool.h:38
Pool_::elt_size
uint32_t elt_size
Definition:
util-pool.h:66
PoolInit
Pool * PoolInit(uint32_t, uint32_t, uint32_t, void *(*Alloc)(void), int(*Init)(void *, void *), void *, void(*Cleanup)(void *), void(*Free)(void *))
Init a Pool.
Definition:
util-pool.c:84
Pool_::InitData
void * InitData
Definition:
util-pool.h:62
Pool_::alloc_stack_size
uint32_t alloc_stack_size
Definition:
util-pool.h:49
Pool_::data_buffer
void * data_buffer
Definition:
util-pool.h:57
Pool
struct Pool_ Pool
src
util-pool.h
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