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SKB_PUSH(9) | Linux Networking | SKB_PUSH(9) |
NAME¶
skb_push - add data to the start of a bufferSYNOPSIS¶
unsigned char * skb_push(struct sk_buff * skb, unsigned int len);
ARGUMENTS¶
skbbuffer to use
len
amount of data to add
DESCRIPTION¶
This function extends the used data area of the buffer at the buffer start. If this would exceed the total buffer headroom the kernel will panic. A pointer to the first byte of the extra data is returned.COPYRIGHT¶
April 2019 | Kernel Hackers Manual 4.9. |