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作者 chucklee 在 PTT [ LinuxDev ] 看板的留言(推文), 共7則
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1F→:通常skb->data到skb->head之間會預留一小塊空間09/24 14:25
2F→:如果自訂的protocol header不大 可以直接把ip header09/24 14:26
3F→:往前移 直接把你的protocol寫進原本的skb裡09/24 14:26
4F→:為了安全起見 可以再去改skb的底層 把需要空間留下來09/24 14:29
8F→:改一個參數可以把保留空間變大 SKB_PAD的樣子09/27 11:56
9F→:我沒有弄netfilter的經驗 不知道速度的影響大不大09/27 11:59
10F→:之前做過類似的事 是在ip_input處理完直接丟去ip_output09/27 12:03
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