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/cvs/gvpe/src/device.h
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Comparing gvpe/src/device.h (file contents):
Revision 1.12 by pcg, Thu Oct 16 14:12:00 2003 UTC vs.
Revision 1.16 by pcg, Thu Mar 3 07:24:57 2005 UTC

1/* 1/*
2 device.h -- generic header for device.c 2 device.h -- generic header for device.c
3 Copyright (C) 2003 Marc Lehmann <pcg@goof.com> 3 Copyright (C) 2003-2004 Marc Lehmann <pcg@goof.com>
4 4
5 This program is free software; you can redistribute it and/or modify 5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by 6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or 7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version. 8 (at your option) any later version.
… …
29 29
30struct net_packet { 30struct net_packet {
31 u32 len; // actually u16, but padding... 31 u32 len; // actually u16, but padding...
32 32
33 u8 &operator[] (u16 offset) const; 33 u8 &operator[] (u16 offset) const;
34 u8 *at (u16 offset) const;
34 35
35 void unshift_hdr (u16 hdrsize) 36 void unshift_hdr (u16 hdrsize)
36 { 37 {
37 memmove ((void *)&(*this)[hdrsize], (void *)&(*this)[0], len); 38 memmove ((void *)&(*this)[hdrsize], (void *)&(*this)[0], len);
38 len += hdrsize; 39 len += hdrsize;
… …
86u8 &net_packet::operator[] (u16 offset) const 87u8 &net_packet::operator[] (u16 offset) const
87{ 88{
88 return ((data_packet *)this)->data_[offset]; 89 return ((data_packet *)this)->data_[offset];
89} 90}
90 91
92inline
93u8 *net_packet::at (u16 offset) const
94{
95 return &((*this)[offset]);
96}
97
91struct tap_packet : net_packet { 98struct tap_packet : net_packet {
92 mac dst; 99 mac dst;
93 mac src; 100 mac src;
94 u8 data[MAXSIZE - 12]; 101 u8 data[MAXSIZE - 12];
95}; 102};

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