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-rw-r--r--include/linux/netfilter/x_tables.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index e3b3b66..be41b60 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -183,6 +183,8 @@ struct xt_counters_info
* @fragoff: packet is a fragment, this is the data offset
* @thoff: position of transport header relative to skb->data
* @hotdrop: drop packet if we had inspection problems
+ * @family: Actual NFPROTO_* through which the function is invoked
+ * (helpful when match->family == NFPROTO_UNSPEC)
*/
struct xt_match_param {
const struct net_device *in, *out;
@@ -191,6 +193,7 @@ struct xt_match_param {
int fragoff;
unsigned int thoff;
bool *hotdrop;
+ u_int8_t family;
};
/**
@@ -210,12 +213,14 @@ struct xt_mtchk_param {
const struct xt_match *match;
void *matchinfo;
unsigned int hook_mask;
+ u_int8_t family;
};
/* Match destructor parameters */
struct xt_mtdtor_param {
const struct xt_match *match;
void *matchinfo;
+ u_int8_t family;
};
/**
@@ -232,6 +237,7 @@ struct xt_target_param {
unsigned int hooknum;
const struct xt_target *target;
const void *targinfo;
+ u_int8_t family;
};
/**
@@ -249,12 +255,14 @@ struct xt_tgchk_param {
const struct xt_target *target;
void *targinfo;
unsigned int hook_mask;
+ u_int8_t family;
};
/* Target destructor parameters */
struct xt_tgdtor_param {
const struct xt_target *target;
void *targinfo;
+ u_int8_t family;
};
struct xt_match
@@ -393,9 +401,9 @@ extern void xt_unregister_match(struct xt_match *target);
extern int xt_register_matches(struct xt_match *match, unsigned int n);
extern void xt_unregister_matches(struct xt_match *match, unsigned int n);
-extern int xt_check_match(struct xt_mtchk_param *, u_int8_t family,
+extern int xt_check_match(struct xt_mtchk_param *,
unsigned int size, u_int8_t proto, bool inv_proto);
-extern int xt_check_target(struct xt_tgchk_param *, u_int8_t family,
+extern int xt_check_target(struct xt_tgchk_param *,
unsigned int size, u_int8_t proto, bool inv_proto);
extern struct xt_table *xt_register_table(struct net *net,