util-storage.h

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/* Copyright (C) 2007-2013 Open Information Security Foundation
 *
 * You can copy, redistribute or modify this Program under the terms of
 * the GNU General Public License version 2 as published by the Free
 * Software Foundation.
 *
 * 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
 * version 2 along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301, USA.
 */
 
/**
 *  \file
 *
 *  \author Victor Julien <victor@inliniac.net>
 *
 *  Storage API
 */
 
#ifndef SURICATA_UTIL_STORAGE_H
#define SURICATA_UTIL_STORAGE_H
 
typedef enum StorageEnum_ {
    STORAGE_HOST,
    STORAGE_FLOW,
    STORAGE_IPPAIR,
    STORAGE_DEVICE,
    STORAGE_THREAD,
 
    STORAGE_MAX,
} StorageEnum;
 
/** void ptr array for now */
typedef struct Storage {
    void *ptr;
} Storage;
 
void SCStorageInit(void);
void SCStorageCleanup(void);
 
/** \brief Register new storage
 *
 *  \param type type from StorageEnum
 *  \param name name
 *  \param Free free function for per instance storage
 */
int SCStorageRegister(const StorageEnum type, const char *name, void (*Free)(void *));
int SCStorageFinalize(void);
 
unsigned int SCStorageGetCnt(const StorageEnum type);
unsigned int SCStorageGetSize(const StorageEnum type);
 
/** \brief get storage for id */
void *SCStorageGetById(const Storage *storage, const StorageEnum type, const int id);
/** \brief set storage for id */
int SCStorageSetById(Storage *storage, const StorageEnum type, const int id, void *ptr);
 
/** \brief AllocById func for prealloc'd base storage (storage ptrs are part
 *         of another memory block) */
void *SCStorageAllocByIdPrealloc(Storage *storage, StorageEnum type, int id);
void SCStorageFreeById(Storage *storage, const StorageEnum type, const int id);
void SCStorageFreeAll(Storage *storage, const StorageEnum type);
 
#endif