| /* |
| * Copyright (c) 2017 Intel Corporation. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #include <logging/log.h> |
| LOG_MODULE_REGISTER(net_telnet_sample, LOG_LEVEL_DBG); |
| |
| #include <zephyr.h> |
| #include <linker/sections.h> |
| #include <errno.h> |
| #include <stdio.h> |
| |
| #include <net/net_core.h> |
| #include <net/net_if.h> |
| #include <net/net_mgmt.h> |
| |
| #if defined(CONFIG_NET_DHCPV4) |
| static struct net_mgmt_event_callback mgmt_cb; |
| |
| static void ipv4_addr_add_handler(struct net_mgmt_event_callback *cb, |
| uint32_t mgmt_event, |
| struct net_if *iface) |
| { |
| char hr_addr[NET_IPV4_ADDR_LEN]; |
| int i = 0; |
| |
| if (mgmt_event != NET_EVENT_IPV4_ADDR_ADD) { |
| /* Spurious callback. */ |
| return; |
| } |
| |
| for (i = 0; i < NET_IF_MAX_IPV4_ADDR; i++) { |
| struct net_if_addr *if_addr = |
| &iface->config.ip.ipv4->unicast[i]; |
| |
| if (if_addr->addr_type != NET_ADDR_DHCP || !if_addr->is_used) { |
| continue; |
| } |
| |
| LOG_INF("IPv4 address: %s", |
| log_strdup(net_addr_ntop(AF_INET, |
| &if_addr->address.in_addr, |
| hr_addr, NET_IPV4_ADDR_LEN))); |
| LOG_INF("Lease time: %u seconds", |
| iface->config.dhcpv4.lease_time); |
| LOG_INF("Subnet: %s", |
| log_strdup(net_addr_ntop(AF_INET, |
| &iface->config.ip.ipv4->netmask, |
| hr_addr, NET_IPV4_ADDR_LEN))); |
| LOG_INF("Router: %s", |
| log_strdup(net_addr_ntop(AF_INET, |
| &iface->config.ip.ipv4->gw, |
| hr_addr, NET_IPV4_ADDR_LEN))); |
| break; |
| } |
| } |
| |
| static void setup_dhcpv4(struct net_if *iface) |
| { |
| LOG_INF("Running dhcpv4 client..."); |
| |
| net_mgmt_init_event_callback(&mgmt_cb, ipv4_addr_add_handler, |
| NET_EVENT_IPV4_ADDR_ADD); |
| net_mgmt_add_event_callback(&mgmt_cb); |
| |
| net_dhcpv4_start(iface); |
| } |
| |
| #else |
| #define setup_dhcpv4(...) |
| #endif /* CONFIG_NET_DHCPV4 */ |
| |
| #if defined(CONFIG_NET_IPV4) && !defined(CONFIG_NET_DHCPV4) |
| |
| #if !defined(CONFIG_NET_CONFIG_MY_IPV4_ADDR) |
| #error "You need to define an IPv4 Address or enable DHCPv4!" |
| #endif |
| |
| static void setup_ipv4(struct net_if *iface) |
| { |
| char hr_addr[NET_IPV4_ADDR_LEN]; |
| struct in_addr addr; |
| |
| if (net_addr_pton(AF_INET, CONFIG_NET_CONFIG_MY_IPV4_ADDR, &addr)) { |
| LOG_ERR("Invalid address: %s", CONFIG_NET_CONFIG_MY_IPV4_ADDR); |
| return; |
| } |
| |
| net_if_ipv4_addr_add(iface, &addr, NET_ADDR_MANUAL, 0); |
| |
| LOG_INF("IPv4 address: %s", |
| log_strdup(net_addr_ntop(AF_INET, &addr, hr_addr, |
| NET_IPV4_ADDR_LEN))); |
| } |
| |
| #else |
| #define setup_ipv4(...) |
| #endif /* CONFIG_NET_IPV4 && !CONFIG_NET_DHCPV4 */ |
| |
| #if defined(CONFIG_NET_IPV6) |
| |
| #define MCAST_IP6ADDR "ff84::2" |
| |
| #ifndef CONFIG_NET_CONFIG_MY_IPV6_ADDR |
| #error "You need to define an IPv6 Address!" |
| #endif |
| |
| static void setup_ipv6(struct net_if *iface) |
| { |
| char hr_addr[NET_IPV6_ADDR_LEN]; |
| struct in6_addr addr; |
| |
| if (net_addr_pton(AF_INET6, CONFIG_NET_CONFIG_MY_IPV6_ADDR, &addr)) { |
| LOG_ERR("Invalid address: %s", CONFIG_NET_CONFIG_MY_IPV6_ADDR); |
| return; |
| } |
| |
| net_if_ipv6_addr_add(iface, &addr, NET_ADDR_MANUAL, 0); |
| |
| LOG_INF("IPv6 address: %s", |
| log_strdup(net_addr_ntop(AF_INET6, &addr, hr_addr, |
| NET_IPV6_ADDR_LEN))); |
| |
| if (net_addr_pton(AF_INET6, MCAST_IP6ADDR, &addr)) { |
| LOG_ERR("Invalid address: %s", MCAST_IP6ADDR); |
| return; |
| } |
| |
| net_if_ipv6_maddr_add(iface, &addr); |
| } |
| |
| #else |
| #define setup_ipv6(...) |
| #endif /* CONFIG_NET_IPV6 */ |
| |
| void main(void) |
| { |
| struct net_if *iface = net_if_get_default(); |
| |
| LOG_INF("Starting Telnet sample"); |
| |
| setup_ipv4(iface); |
| |
| setup_dhcpv4(iface); |
| |
| setup_ipv6(iface); |
| } |