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https://github.com/RIOT-OS/RIOT.git
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114 lines
2.9 KiB
C
114 lines
2.9 KiB
C
/*
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* Copyright (C) 2021 ML!PA Consulting GmbH
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @{
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*
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* Implements @ref net_netif for @ref net_lwip
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*
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* @file
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* @author Benjamin Valentin <benjamin.valentin@ml-pa.com>
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* @author Erik Ekman <eekman@google.com>
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*/
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#include "fmt.h"
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#include "lwip/netif/compat.h"
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#include "lwip/netifapi.h"
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#include "net/netif.h"
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int netif_get_name(const netif_t *iface, char *name)
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{
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lwip_netif_t *lwip_netif = (lwip_netif_t*) iface;
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struct netif *netif = &lwip_netif->lwip_netif;
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int res = 2;
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name[0] = netif->name[0];
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name[1] = netif->name[1];
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res += fmt_u16_dec(&name[res], netif->num);
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name[res] = '\0';
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return res;
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}
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int netif_get_opt(const netif_t *iface, netopt_t opt, uint16_t context,
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void *value, size_t max_len)
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{
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(void)context;
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lwip_netif_t *lwip_netif = (lwip_netif_t*) iface;
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struct netif *netif = &lwip_netif->lwip_netif;
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struct netdev *dev = netif->state;
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int res = -ENOTSUP;
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switch (opt) {
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case NETOPT_ACTIVE: {
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assert(max_len >= sizeof(netopt_enable_t));
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netopt_enable_t *tgt = value;
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if (netif_is_up(netif)) {
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*tgt = NETOPT_ENABLE;
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} else {
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*tgt = NETOPT_DISABLE;
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}
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res = 0;
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}
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break;
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#ifdef MODULE_LWIP_IPV6
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case NETOPT_IPV6_ADDR: {
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assert(max_len >= sizeof(ipv6_addr_t));
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ipv6_addr_t *tgt = value;
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res = 0;
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for (unsigned i = 0;
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((res + sizeof(ipv6_addr_t)) <= max_len) &&
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(i < LWIP_IPV6_NUM_ADDRESSES);
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i++) {
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if (netif_ip6_addr_state(netif, i) != IP6_ADDR_INVALID) {
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memcpy(tgt, &(netif_ip6_addr(netif, i)->addr), sizeof(ipv6_addr_t));
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res += sizeof(ipv6_addr_t);
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tgt++;
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}
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}
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}
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break;
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#endif
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default:
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break;
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}
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if (res == -ENOTSUP) {
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/* Ask underlying netdev */
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res = dev->driver->get(dev, opt, value, max_len);
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}
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return res;
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}
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int netif_set_opt(const netif_t *iface, netopt_t opt, uint16_t context,
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void *value, size_t value_len)
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{
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(void)context;
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int res = -ENOTSUP;
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lwip_netif_t *lwip_netif = (lwip_netif_t*) iface;
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struct netif *netif = &lwip_netif->lwip_netif;
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switch (opt) {
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case NETOPT_ACTIVE: {
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assert(value_len >= sizeof(netopt_enable_t));
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netopt_enable_t *state = value;
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if (*state == NETOPT_ENABLE) {
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netifapi_netif_set_up(netif);
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} else {
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netifapi_netif_set_down(netif);
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}
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res = 0;
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}
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break;
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default:
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break;
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}
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return res;
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}
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/** @} */
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