1SKB_PUSH(9) Linux Networking SKB_PUSH(9)
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6 skb_push - add data to the start of a buffer
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9 unsigned char * skb_push(struct sk_buff * skb, unsigned int len);
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12 skb
13 buffer to use
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15 len
16 amount of data to add
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19 This function extends the used data area of the buffer at the buffer
20 start. If this would exceed the total buffer headroom the kernel will
21 panic. A pointer to the first byte of the extra data is returned.
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24Kernel Hackers Manual 2.6. November 2011 SKB_PUSH(9)