/* SPDX-License-Identifier: GPL-3.0-or-later

 * Copyright © 2016-2026 The TokTok team.

 * Copyright © 2013 Tox project.

 */

#include "mem.h"

#include <string.h>

#include "ccompat.h"

void *mem_balloc(const Memory *mem, uint32_t size)

{

    void *const ptr = mem->funcs->malloc_callback(mem->user_data, size);

    return ptr;

}

void *mem_brealloc(const Memory *mem, void *ptr, uint32_t size)

{

    void *const new_ptr = mem->funcs->realloc_callback(mem->user_data, ptr, size);

    return new_ptr;

}

void *mem_alloc(const Memory *mem, uint32_t size)

{

    void *const ptr = mem_balloc(mem, size);

    if (ptr != nullptr) {

        memset(ptr, 0, size);

    }

    return ptr;

}

void *mem_valloc(const Memory *mem, uint32_t nmemb, uint32_t size)

{

    const uint32_t bytes = nmemb * size;

    if (size != 0 && bytes / size != nmemb) {

        return nullptr;

    }

    void *const ptr = mem_alloc(mem, bytes);

    return ptr;

}

void *mem_vrealloc(const Memory *mem, void *ptr, uint32_t nmemb, uint32_t size)

{

    const uint32_t bytes = nmemb * size;

    if (size != 0 && bytes / size != nmemb) {

        return nullptr;

    }

    void *const new_ptr = mem_brealloc(mem, ptr, bytes);

    return new_ptr;

}

void mem_delete(const Memory *mem, void *ptr)

{

    mem->funcs->dealloc_callback(mem->user_data, ptr);

}