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[NET]: skb_find_text() - Find a text pattern in skb data

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Finds a pattern in the skb data according to the specified
textsearch configuration. Use textsearch_next() to retrieve
subsequent occurrences of the pattern. Returns the offset
to the first occurrence or UINT_MAX if no match was found.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf
2005-06-23 21:00:17 -07:00
committed by David S. Miller
parent 677e90eda3
commit 3fc7e8a6d8
2 changed files with 45 additions and 0 deletions
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5
include/linux/skbuff.h
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@@ -27,6 +27,7 @@
#include <linux/highmem.h>
#include <linux/poll.h>
#include <linux/net.h>
#include <linux/textsearch.h>
#include <net/checksum.h>
#define HAVE_ALLOC_SKB /* For the drivers to know */
@@ -339,6 +340,10 @@ extern unsigned int skb_seq_read(unsigned int consumed, const u8 **data,
struct skb_seq_state *st);
extern void skb_abort_seq_read(struct skb_seq_state *st);
extern unsigned int skb_find_text(struct sk_buff *skb, unsigned int from,
unsigned int to, struct ts_config *config,
struct ts_state *state);
/* Internal */
#define skb_shinfo(SKB) ((struct skb_shared_info *)((SKB)->end))