src/protocol/icmp/alloc.c


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/*
 * wip, a small TCP/IP stack.
 * Copyright (C) 2025  Xavier Del Campo Romero
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

#include <wip/wip.h>
#include <wip/prv/log.h>
#include <wip/prv/icmp.h>
#include <wip/prv/icmp/routines.h>
#include <wip/prv/icmp/types.h>
#include <stddef.h>

void *wip_icmp_alloc(struct wip *const w)
{
    const struct wip_cfg *const cfg = &w->cfg;
    const struct wip_icmp z = {0};
    struct wip_icmp *const ret = cfg->alloc(sizeof *ret, cfg->user);

    if (!ret)
        return ret;

    *ret = z;
    ret->next = wip_icmp_rx_start;
    return ret;
}