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-rw-r--r--include/linux/skbuff.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index d7c839a21842..171a37dff83a 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -321,6 +321,24 @@ extern void skb_over_panic(struct sk_buff *skb, int len,
extern void skb_under_panic(struct sk_buff *skb, int len,
void *here);
+struct skb_seq_state
+{
+ __u32 lower_offset;
+ __u32 upper_offset;
+ __u32 frag_idx;
+ __u32 stepped_offset;
+ struct sk_buff *root_skb;
+ struct sk_buff *cur_skb;
+ __u8 *frag_data;
+};
+
+extern void skb_prepare_seq_read(struct sk_buff *skb,
+ unsigned int from, unsigned int to,
+ struct skb_seq_state *st);
+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);
+
/* Internal */
#define skb_shinfo(SKB) ((struct skb_shared_info *)((SKB)->end))