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https://github.com/RIOT-OS/RIOT.git
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d506741d38
Updated netdev_eth to use NETOPT_MAX_DPU_SIZE instead of the deprecated NETOPT_MAX_PACKET_SIZE
129 lines
2.9 KiB
C
129 lines
2.9 KiB
C
/*
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* Copyright (C) 2015 Kaspar Schleiser <kaspar@schleiser.de>
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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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* @ingroup drivers_netdev_eth
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* @{
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*
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* @file
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* @brief Common code for netdev ethernet drivers
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*
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* @author Kaspar Schleiser <kaspar@schleiser.de>
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*
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* @}
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*/
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#include <assert.h>
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#include <errno.h>
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#include "net/netdev.h"
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#include "net/eui48.h"
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#include "net/eui64.h"
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#include "net/ethernet.h"
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#define ENABLE_DEBUG (0)
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#include "debug.h"
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static int _get_iid(netdev_t *netdev, eui64_t *value, size_t max_len)
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{
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if (max_len < sizeof(eui64_t)) {
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return -EOVERFLOW;
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}
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eui48_t mac;
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netdev->driver->get(netdev, NETOPT_ADDRESS, mac.uint8, sizeof(eui48_t));
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eui48_to_ipv6_iid(value, &mac);
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return sizeof(eui64_t);
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}
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int netdev_eth_get(netdev_t *dev, netopt_t opt, void *value, size_t max_len)
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{
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int res = 0;
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switch (opt) {
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case NETOPT_DEVICE_TYPE:
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{
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uint16_t *tgt = (uint16_t *)value;
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*tgt = NETDEV_TYPE_ETHERNET;
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res = 2;
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break;
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}
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case NETOPT_ADDR_LEN:
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case NETOPT_SRC_LEN:
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{
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assert(max_len == 2);
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uint16_t *tgt = (uint16_t*)value;
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*tgt=6;
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res = sizeof(uint16_t);
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break;
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}
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case NETOPT_MAX_PDU_SIZE:
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{
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assert(max_len >= 2);
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uint16_t *val = (uint16_t*) value;
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*val = ETHERNET_DATA_LEN;
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res = sizeof(uint16_t);
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break;
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}
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case NETOPT_IS_WIRED:
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{
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res = 1;
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break;
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}
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case NETOPT_IPV6_IID:
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{
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return _get_iid(dev, value, max_len);
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}
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#ifdef MODULE_L2FILTER
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case NETOPT_L2FILTER:
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{
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assert(max_len >= sizeof(l2filter_t **));
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*((l2filter_t **)value) = dev->filter;
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res = sizeof(l2filter_t **);
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break;
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}
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#endif
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default:
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{
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res = -ENOTSUP;
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break;
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}
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}
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return res;
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}
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int netdev_eth_set(netdev_t *dev, netopt_t opt, const void *value, size_t value_len)
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{
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#ifndef MODULE_L2FILTER
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(void)dev;
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#endif
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(void)value;
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(void)value_len;
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int res = 0;
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switch (opt) {
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#ifdef MODULE_L2FILTER
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case NETOPT_L2FILTER:
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res = l2filter_add(dev->filter, value, value_len);
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break;
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case NETOPT_L2FILTER_RM:
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res = l2filter_rm(dev->filter, value, value_len);
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break;
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#endif
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default:
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res = -ENOTSUP;
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break;
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}
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return res;
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}
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