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[PKT_SCHED]: Packet classification based on textsearch (ematch)

Browse source 
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 21:00:58 -07:00 • committed by David S. Miller
commit d675c989ed
6 changed files with 194 additions and 2 deletions
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1
include/linux/pkt_cls.h
View file

@ -408,6 +408,7 @@ enum
TCF_EM_NBYTE,
TCF_EM_U32,
TCF_EM_META,
TCF_EM_TEXT,
__TCF_EM_MAX
};

7
include/linux/rtnetlink.h
View file

@ -892,10 +892,13 @@ extern void __rta_fill(struct sk_buff *skb, int attrtype, int attrlen, const voi
goto rtattr_failure; \
__rta_fill(skb, attrtype, attrlen, data); })
#define RTA_PUT_NOHDR(skb, attrlen, data) \
#define RTA_APPEND(skb, attrlen, data) \
({ if (unlikely(skb_tailroom(skb) < (int)(attrlen))) \
goto rtattr_failure; \
memcpy(skb_put(skb, RTA_ALIGN(attrlen)), data, attrlen); })
memcpy(skb_put(skb, attrlen), data, attrlen); })
#define RTA_PUT_NOHDR(skb, attrlen, data) \
RTA_APPEND(skb, RTA_ALIGN(attrlen), data)
#define RTA_PUT_U8(skb, attrtype, value) \
({ u8 _tmp = (value); \

19
include/linux/tc_ematch/tc_em_text.h Normal file
View file

@ -0,0 +1,19 @@
#ifndef __LINUX_TC_EM_TEXT_H
#define __LINUX_TC_EM_TEXT_H
#include <linux/pkt_cls.h>
#define TC_EM_TEXT_ALGOSIZ 16
struct tcf_em_text
{
char algo[TC_EM_TEXT_ALGOSIZ];
__u16 from_offset;
__u16 to_offset;
__u16 pattern_len;
__u8 from_layer:4;
__u8 to_layer:4;
__u8 pad;
};
#endif