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[SK_BUFF]: Introduce skb_copy_from_linear_data{_offset}

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To clearly state the intent of copying from linear sk_buffs, _offset being a
overly long variant but interesting for the sake of saving some bytes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2007-03-27 18:55:52 -03:00 • committed by David S. Miller
commit d626f62b11
133 changed files with 321 additions and 230 deletions
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14
include/linux/skbuff.h
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@ -1507,6 +1507,20 @@ static inline void *skb_header_pointer(const struct sk_buff *skb, int offset,
return buffer;
}
static inline void skb_copy_from_linear_data(const struct sk_buff *skb,
void *to,
const unsigned int len)
{
memcpy(to, skb->data, len);
}
static inline void skb_copy_from_linear_data_offset(const struct sk_buff *skb,
const int offset, void *to,
const unsigned int len)
{
memcpy(to, skb->data + offset, len);
}
extern void skb_init(void);
/**