skb_copy_bits(9) copy bits from skb to kernel buffer

SYNOPSIS

int skb_copy_bits(const struct sk_buff * skb, int offset, void * to, int len);

ARGUMENTS

skb

source skb

offset

offset in source

to

destination buffer

len

number of bytes to copy

DESCRIPTION

Copy the specified number of bytes from the source skb to the destination buffer.

CAUTION ! : If its prototype is ever changed, check arch/{*}/net/{*}.S files, since it is called from BPF assembly code.

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