blob: d3f4ff6fda65a0c18e593b73aa77d71506e8a88e [file] [log] [blame]
/* Networking DHCPv4 client */
/*
* Copyright (c) 2017 ARM Ltd.
* Copyright (c) 2016 Intel Corporation.
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <zephyr/logging/log.h>
LOG_MODULE_REGISTER(net_dhcpv4_client_sample, LOG_LEVEL_DBG);
#include <zephyr/kernel.h>
#include <zephyr/linker/sections.h>
#include <errno.h>
#include <stdio.h>
#include <zephyr/net/net_if.h>
#include <zephyr/net/net_core.h>
#include <zephyr/net/net_context.h>
#include <zephyr/net/net_mgmt.h>
static struct net_mgmt_event_callback mgmt_cb;
static void handler(struct net_mgmt_event_callback *cb,
uint32_t mgmt_event,
struct net_if *iface)
{
int i = 0;
if (mgmt_event != NET_EVENT_IPV4_ADDR_ADD) {
return;
}
for (i = 0; i < NET_IF_MAX_IPV4_ADDR; i++) {
char buf[NET_IPV4_ADDR_LEN];
if (iface->config.ip.ipv4->unicast[i].addr_type !=
NET_ADDR_DHCP) {
continue;
}
LOG_INF("Your address: %s",
net_addr_ntop(AF_INET,
&iface->config.ip.ipv4->unicast[i].address.in_addr,
buf, sizeof(buf)));
LOG_INF("Lease time: %u seconds",
iface->config.dhcpv4.lease_time);
LOG_INF("Subnet: %s",
net_addr_ntop(AF_INET,
&iface->config.ip.ipv4->netmask,
buf, sizeof(buf)));
LOG_INF("Router: %s",
net_addr_ntop(AF_INET,
&iface->config.ip.ipv4->gw,
buf, sizeof(buf)));
}
}
void main(void)
{
struct net_if *iface;
LOG_INF("Run dhcpv4 client");
net_mgmt_init_event_callback(&mgmt_cb, handler,
NET_EVENT_IPV4_ADDR_ADD);
net_mgmt_add_event_callback(&mgmt_cb);
iface = net_if_get_default();
net_dhcpv4_start(iface);
}