X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fethernet.h;fp=src%2Fethernet.h;h=8bf2b03e52eb704c4ba1407202c50a810b98fbf2;hp=0000000000000000000000000000000000000000;hb=68f4ca711593416d0defd81199b176ba604c6cb1;hpb=fc74f52df914ac67ef27d10fa9ba4bfa11c2f40e diff --git a/src/ethernet.h b/src/ethernet.h new file mode 100644 index 00000000..8bf2b03e --- /dev/null +++ b/src/ethernet.h @@ -0,0 +1,89 @@ +/* + ethernet.h -- missing Ethernet related definitions + Copyright (C) 2005 Ivo Timmermans + 2006 Guus Sliepen + + 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., + 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +*/ + +#ifndef __TINC_ETHERNET_H__ +#define __TINC_ETHERNET_H__ + +#ifndef ETH_ALEN +#define ETH_ALEN 6 +#endif + +#ifndef ARPHRD_ETHER +#define ARPHRD_ETHER 1 +#endif + +#ifndef ETH_P_IP +#define ETH_P_IP 0x0800 +#endif + +#ifndef ETH_P_ARP +#define ETH_P_ARP 0x0806 +#endif + +#ifndef ETH_P_IPV6 +#define ETH_P_IPV6 0x86DD +#endif + +#ifndef ETH_P_8021Q +#define ETH_P_8021Q 0x8100 +#endif + +#ifndef HAVE_STRUCT_ETHER_HEADER +struct ether_header { + uint8_t ether_dhost[ETH_ALEN]; + uint8_t ether_shost[ETH_ALEN]; + uint16_t ether_type; +} __attribute__ ((__packed__)); +#endif + +#ifndef HAVE_STRUCT_ARPHDR +struct arphdr { + uint16_t ar_hrd; + uint16_t ar_pro; + uint8_t ar_hln; + uint8_t ar_pln; + uint16_t ar_op; +} __attribute__ ((__packed__)); + +#define ARPOP_REQUEST 1 +#define ARPOP_REPLY 2 +#define ARPOP_RREQUEST 3 +#define ARPOP_RREPLY 4 +#define ARPOP_InREQUEST 8 +#define ARPOP_InREPLY 9 +#define ARPOP_NAK 10 +#endif + +#ifndef HAVE_STRUCT_ETHER_ARP +struct ether_arp { + struct arphdr ea_hdr; + uint8_t arp_sha[ETH_ALEN]; + uint8_t arp_spa[4]; + uint8_t arp_tha[ETH_ALEN]; + uint8_t arp_tpa[4]; +} __attribute__ ((__packed__)); +#define arp_hrd ea_hdr.ar_hrd +#define arp_pro ea_hdr.ar_pro +#define arp_hln ea_hdr.ar_hln +#define arp_pln ea_hdr.ar_pln +#define arp_op ea_hdr.ar_op +#endif + +#endif /* __TINC_ETHERNET_H__ */