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/* wmem_allocator.h
 * Definitions for the Wireshark Memory Manager Allocator
 * Copyright 2012, Evan Huus <eapache@gmail.com>
 *
 * Wireshark - Network traffic analyzer
 * By Gerald Combs <gerald@wireshark.org>
 * Copyright 1998 Gerald Combs
 *
 * SPDX-License-Identifier: GPL-2.0-or-later
 */

#ifndef __WMEM_ALLOCATOR_H__
#define __WMEM_ALLOCATOR_H__

#include <glib.h>
#include <string.h>

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

struct _wmem_user_cb_container_t;

/* See section "4. Internal Design" of doc/README.wmem for details
 * on this structure */
struct _wmem_allocator_t {
    /* Consumer functions */
    void *(*walloc)(void *private_data, const size_t size);
    void  (*wfree)(void *private_data, void *ptr);
    void *(*wrealloc)(void *private_data, void *ptr, const size_t size);

    /* Producer/Manager functions */
    void  (*free_all)(void *private_data);
    void  (*gc)(void *private_data);
    void  (*cleanup)(void *private_data);

    /* Callback List */
    struct _wmem_user_cb_container_t *callbacks;

    /* Implementation details */
    void                        *private_data;
    enum _wmem_allocator_type_t  type;
    gboolean                     in_scope;
};

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif /* __WMEM_ALLOCATOR_H__ */

/*
 * Editor modelines  -  https://www.wireshark.org/tools/modelines.html
 *
 * Local variables:
 * c-basic-offset: 4
 * tab-width: 8
 * indent-tabs-mode: nil
 * End:
 *
 * vi: set shiftwidth=4 tabstop=8 expandtab:
 * :indentSize=4:tabSize=8:noTabs=true:
 */