1 | /* |
---|
2 | * Copyright (C) 2004, 2005 Mike Wray <mike.wray@hp.com> |
---|
3 | * |
---|
4 | * This program is free software; you can redistribute it and/or modify |
---|
5 | * it under the terms of the GNU General Public License as published by the |
---|
6 | * Free Software Foundation; either version 2 of the License, or (at your |
---|
7 | * option) any later version. |
---|
8 | * |
---|
9 | * This program is distributed in the hope that it will be useful, but |
---|
10 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
---|
11 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
---|
12 | * for more details. |
---|
13 | * |
---|
14 | * You should have received a copy of the GNU General Public License along |
---|
15 | * with this program; if not, write to the Free software Foundation, Inc., |
---|
16 | * 59 Temple Place, suite 330, Boston, MA 02111-1307 USA |
---|
17 | * |
---|
18 | */ |
---|
19 | #ifndef _VNET_IF_ETHERIP_H_ |
---|
20 | #define _VNET_IF_ETHERIP_H_ |
---|
21 | |
---|
22 | #ifdef __KERNEL__ |
---|
23 | #include <asm/byteorder.h> |
---|
24 | #else |
---|
25 | #define __KERNEL__ |
---|
26 | /* This include may cause a compile warning, which can be ignored. |
---|
27 | * Can't use <endian.h> because it doesn't define |
---|
28 | *__LITTLE_ENDIAN_BITFIELD or __BIG_ENDIAN_BITFIELD. |
---|
29 | */ |
---|
30 | #include <asm/byteorder.h> |
---|
31 | #undef __KERNEL__ |
---|
32 | #endif |
---|
33 | |
---|
34 | #include <if_varp.h> |
---|
35 | |
---|
36 | #define CONFIG_ETHERIP_EXT |
---|
37 | |
---|
38 | #ifdef CONFIG_ETHERIP_EXT |
---|
39 | |
---|
40 | /* Extended header with room for a longer vnet id. */ |
---|
41 | |
---|
42 | #define ETHERIP_VERSION 4 |
---|
43 | |
---|
44 | struct etheriphdr { |
---|
45 | #if defined(__LITTLE_ENDIAN_BITFIELD) |
---|
46 | __u16 reserved:12, |
---|
47 | version:4; |
---|
48 | #elif defined (__BIG_ENDIAN_BITFIELD) |
---|
49 | __u16 version:4, |
---|
50 | reserved:12; |
---|
51 | #else |
---|
52 | #error "Adjust your <asm/byteorder.h> defines" |
---|
53 | #endif |
---|
54 | __u8 vnet[VNETID_SIZE8]; |
---|
55 | } __attribute__ ((packed)); |
---|
56 | |
---|
57 | #else |
---|
58 | |
---|
59 | /* Original header as in Etherip RFC. */ |
---|
60 | |
---|
61 | #define ETHERIP_VERSION 3 |
---|
62 | |
---|
63 | struct etheriphdr |
---|
64 | { |
---|
65 | #if defined(__LITTLE_ENDIAN_BITFIELD) |
---|
66 | __u16 reserved:12, |
---|
67 | version:4; |
---|
68 | #elif defined (__BIG_ENDIAN_BITFIELD) |
---|
69 | __u16 version:4, |
---|
70 | reserved:12; |
---|
71 | #else |
---|
72 | #error "Adjust your <asm/byteorder.h> defines" |
---|
73 | #endif |
---|
74 | |
---|
75 | }; |
---|
76 | #endif |
---|
77 | |
---|
78 | |
---|
79 | #ifndef IPPROTO_ETHERIP |
---|
80 | #define IPPROTO_ETHERIP 97 |
---|
81 | #endif |
---|
82 | |
---|
83 | #endif /* ! _VNET_IF_ETHERIP_H_ */ |
---|