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authorPatrick McHardy <kaber@trash.net>2010-05-11 18:59:21 +0200
committerPatrick McHardy <kaber@trash.net>2010-05-11 18:59:21 +0200
commitcba7a98a474a4f2a9316473734ba76829191a78a (patch)
tree28a0ab87dba93385353bedb76a26a1fc45b3a0c6 /include
parentd250fe91ae129bff0968e685cc9c466d3a5e3482 (diff)
parent4538506be386f9736b83bf9892f829adbbb70fea (diff)
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Merge branch 'master' of git://dev.medozas.de/linux
Diffstat (limited to 'include')
-rw-r--r--include/linux/netfilter/x_tables.h45
1 files changed, 19 insertions, 26 deletions
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index eeb4884c30b..c2ee5d8550c 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -183,29 +183,39 @@ struct xt_counters_info {
#include <linux/netdevice.h>
/**
- * struct xt_match_param - parameters for match extensions' match functions
+ * struct xt_action_param - parameters for matches/targets
*
+ * @match: the match extension
+ * @target: the target extension
+ * @matchinfo: per-match data
+ * @targetinfo: per-target data
* @in: input netdevice
* @out: output netdevice
- * @match: struct xt_match through which this function was invoked
- * @matchinfo: per-match data
* @fragoff: packet is a fragment, this is the data offset
* @thoff: position of transport header relative to skb->data
* @hook: hook number given packet came from
* @family: Actual NFPROTO_* through which the function is invoked
* (helpful when match->family == NFPROTO_UNSPEC)
+ *
+ * Fields written to by extensions:
+ *
* @hotdrop: drop packet if we had inspection problems
* Network namespace obtainable using dev_net(in/out)
*/
-struct xt_match_param {
+struct xt_action_param {
+ union {
+ const struct xt_match *match;
+ const struct xt_target *target;
+ };
+ union {
+ const void *matchinfo, *targinfo;
+ };
const struct net_device *in, *out;
- const struct xt_match *match;
- const void *matchinfo;
int fragoff;
unsigned int thoff;
unsigned int hooknum;
u_int8_t family;
- bool *hotdrop;
+ bool hotdrop;
};
/**
@@ -243,23 +253,6 @@ struct xt_mtdtor_param {
};
/**
- * struct xt_target_param - parameters for target extensions' target functions
- *
- * @hooknum: hook through which this target was invoked
- * @target: struct xt_target through which this function was invoked
- * @targinfo: per-target data
- *
- * Other fields see above.
- */
-struct xt_target_param {
- const struct net_device *in, *out;
- const struct xt_target *target;
- const void *targinfo;
- unsigned int hooknum;
- u_int8_t family;
-};
-
-/**
* struct xt_tgchk_param - parameters for target extensions'
* checkentry functions
*
@@ -298,7 +291,7 @@ struct xt_match {
non-linear skb, using skb_header_pointer and
skb_ip_make_writable. */
bool (*match)(const struct sk_buff *skb,
- const struct xt_match_param *);
+ struct xt_action_param *);
/* Called when user tries to insert an entry of this type. */
int (*checkentry)(const struct xt_mtchk_param *);
@@ -335,7 +328,7 @@ struct xt_target {
must now handle non-linear skbs, using skb_copy_bits and
skb_ip_make_writable. */
unsigned int (*target)(struct sk_buff *skb,
- const struct xt_target_param *);
+ const struct xt_action_param *);
/* Called when user tries to insert an entry of this type:
hook_mask is a bitmask of hooks from which it can be