98 lines
2.0 KiB
C
98 lines
2.0 KiB
C
/*
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* Copyright (c) 2016 Intel Corporation
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* Copyright (c) 2023 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <zephyr/logging/log.h>
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LOG_MODULE_DECLARE(net_shell);
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#include "net_shell_private.h"
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#if defined(CONFIG_NET_ARP)
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#include "ethernet/arp.h"
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#endif
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#if defined(CONFIG_NET_ARP) && defined(CONFIG_NET_NATIVE)
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static void arp_cb(struct arp_entry *entry, void *user_data)
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{
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struct net_shell_user_data *data = user_data;
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const struct shell *sh = data->sh;
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int *count = data->user_data;
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if (*count == 0) {
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PR(" Interface Link Address\n");
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}
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PR("[%2d] %d %s %s\n", *count,
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net_if_get_by_iface(entry->iface),
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net_sprint_ll_addr(entry->eth.addr, sizeof(struct net_eth_addr)),
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net_sprint_ipv4_addr(&entry->ip));
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(*count)++;
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}
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#endif /* CONFIG_NET_ARP */
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#if !defined(CONFIG_NET_ARP)
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static void print_arp_error(const struct shell *sh)
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{
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PR_INFO("Set %s to enable %s support.\n",
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"CONFIG_NET_NATIVE, CONFIG_NET_ARP, CONFIG_NET_IPV4 and"
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" CONFIG_NET_L2_ETHERNET", "ARP");
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}
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#endif
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static int cmd_net_arp(const struct shell *sh, size_t argc, char *argv[])
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{
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#if defined(CONFIG_NET_ARP)
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struct net_shell_user_data user_data;
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int arg = 1;
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#endif
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ARG_UNUSED(argc);
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#if defined(CONFIG_NET_ARP)
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if (!argv[arg]) {
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/* ARP cache content */
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int count = 0;
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user_data.sh = sh;
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user_data.user_data = &count;
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if (net_arp_foreach(arp_cb, &user_data) == 0) {
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PR("ARP cache is empty.\n");
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}
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}
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#else
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print_arp_error(sh);
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#endif
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return 0;
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}
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static int cmd_net_arp_flush(const struct shell *sh, size_t argc, char *argv[])
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{
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ARG_UNUSED(argc);
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ARG_UNUSED(argv);
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#if defined(CONFIG_NET_ARP)
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PR("Flushing ARP cache.\n");
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net_arp_clear_cache(NULL);
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#else
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print_arp_error(sh);
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#endif
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return 0;
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}
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SHELL_STATIC_SUBCMD_SET_CREATE(net_cmd_arp,
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SHELL_CMD(flush, NULL, "Remove all entries from ARP cache.",
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cmd_net_arp_flush),
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SHELL_SUBCMD_SET_END
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);
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SHELL_SUBCMD_ADD((net), arp, &net_cmd_arp,
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"Print information about IPv4 ARP cache.",
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cmd_net_arp, 1, 0);
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