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netfilter: xtables: move extension arguments into compound structure (4/6)

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This patch does this for target extensions' target functions.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Jan Engelhardt
2008-10-08 11:35:19 +02:00
committed by Patrick McHardy
parent 6be3d8598e
commit 7eb3558655
42 changed files with 209 additions and 297 deletions
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22
include/linux/netfilter/x_tables.h
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@ -218,6 +218,22 @@ struct xt_mtdtor_param {
void *matchinfo;
};
/**
* 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;
unsigned int hooknum;
const struct xt_target *target;
const void *targinfo;
};
struct xt_match
{
struct list_head list;
@ -269,11 +285,7 @@ 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 net_device *in,
const struct net_device *out,
unsigned int hooknum,
const struct xt_target *target,
const void *targinfo);
const struct xt_target_param *);
/* Called when user tries to insert an entry of this type:
hook_mask is a bitmask of hooks from which it can be