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/*  Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>

    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 3 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, see <https://www.gnu.org/licenses/>.
 */

/*!
 * \brief Memory allocation related functions.
 */

#pragma once

#include "libknot/mm_ctx.h"

/*! \brief Default memory block size. */
#define MM_DEFAULT_BLKSIZE 4096

/*! \brief Allocs using 'mm' if any, uses system malloc() otherwise. */
void *mm_alloc(knot_mm_t *mm, size_t size);

/*! \brief Callocs using 'mm' if any, uses system calloc() otherwise. */
void *mm_calloc(knot_mm_t *mm, size_t nmemb, size_t size);

/*! \brief Reallocs using 'mm' if any, uses system realloc() otherwise. */
void *mm_realloc(knot_mm_t *mm, void *what, size_t size, size_t prev_size);

/*! \brief Strdups using 'mm' if any, uses system strdup() otherwise. */
char *mm_strdup(knot_mm_t *mm, const char *s);

/*! \brief Free using 'mm' if any, uses system free() otherwise. */
void mm_free(knot_mm_t *mm, void *what);

/*! \brief Initialize default memory allocation context. */
void mm_ctx_init(knot_mm_t *mm);

/*! \brief Memory pool context. */
void mm_ctx_mempool(knot_mm_t *mm, size_t chunk_size);