| /* |
| * Copyright 2013 Google Inc. |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but without any warranty; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include <endian.h> |
| #include <stdio.h> |
| |
| #include "net/ethernet.h" |
| #include "net/net.h" |
| |
| ListNode net_eth_types; |
| |
| void net_service_dev(NetDevice *dev) |
| { |
| uint8_t buf[CONFIG_NET_LINK_MTU + sizeof(EtherHdr)]; |
| uint16_t len; |
| if (dev->recv(dev, buf, &len, sizeof(buf))) { |
| printf("Receive failed.\n"); |
| return; |
| } |
| |
| if (!len) |
| return; |
| |
| EtherHdr *hdr = (void *)buf; |
| EthTypeOps *type; |
| list_for_each(type, net_eth_types, list_node) { |
| if (type->type == htonw(hdr->type)) { |
| type->process(type, dev, buf, len); |
| return; |
| } |
| } |
| } |