| … | |
… | |
| 28 | struct net_packet { |
28 | struct net_packet { |
| 29 | u32 len; // actually u16, but padding... |
29 | u32 len; // actually u16, but padding... |
| 30 | |
30 | |
| 31 | u8 &operator[] (u16 offset) const; |
31 | u8 &operator[] (u16 offset) const; |
| 32 | |
32 | |
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33 | void unshift_hdr (u16 hdrsize) |
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34 | { |
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35 | memmove ((void *)&(*this)[hdrsize], (void *)&(*this)[0], len); |
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36 | len += hdrsize; |
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37 | } |
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38 | |
| 33 | void skip_hdr (u16 hdrsize) |
39 | void skip_hdr (u16 hdrsize) |
| 34 | { |
40 | { |
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41 | len -= hdrsize; |
| 35 | memmove ((void *)&(*this)[0], (void *)&(*this)[hdrsize], len -= hdrsize); |
42 | memmove ((void *)&(*this)[0], (void *)&(*this)[hdrsize], len); |
| 36 | } |
43 | } |
| 37 | |
44 | |
| 38 | void set (const net_packet &pkt) |
45 | void set (const net_packet &pkt) |
| 39 | { |
46 | { |
| 40 | len = pkt.len; |
47 | len = pkt.len; |
