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Diffstat (limited to 'release/src/linux/linux/net/ipv4/netfilter/ipt_exp.c')
-rw-r--r--release/src/linux/linux/net/ipv4/netfilter/ipt_exp.c57
1 files changed, 57 insertions, 0 deletions
diff --git a/release/src/linux/linux/net/ipv4/netfilter/ipt_exp.c b/release/src/linux/linux/net/ipv4/netfilter/ipt_exp.c
new file mode 100644
index 00000000..1b682b9c
--- /dev/null
+++ b/release/src/linux/linux/net/ipv4/netfilter/ipt_exp.c
@@ -0,0 +1,57 @@
+/*
+
+ Experimental Netfilter Crap
+ Copyright (C) 2006 Jonathan Zarate
+
+*/
+#include <linux/module.h>
+#include <linux/skbuff.h>
+#include <linux/file.h>
+#include <net/sock.h>
+
+#include <linux/netfilter_ipv4/ip_tables.h>
+#include <linux/netfilter_ipv4/ipt_exp.h>
+#include "../../bridge/br_private.h"
+
+
+static int match(const struct sk_buff *skb, const struct net_device *in, const struct net_device *out,
+ const void *matchinfo, int offset, const void *hdr, u_int16_t datalen, int *hotdrop)
+{
+// const struct ipt_exp_info *info = matchinfo;
+
+ if ((skb->mac.raw >= skb->head) && ((skb->mac.raw + ETH_HLEN) <= skb->data)) {
+ printk(KERN_INFO "exp src=%02X:%02X:%02X:%02X:%02X:%02X dst=%02X:%02X:%02X:%02X:%02X:%02X\n",
+ skb->mac.ethernet->h_source[0], skb->mac.ethernet->h_source[1], skb->mac.ethernet->h_source[2],
+ skb->mac.ethernet->h_source[3], skb->mac.ethernet->h_source[4], skb->mac.ethernet->h_source[5],
+ skb->mac.ethernet->h_dest[0], skb->mac.ethernet->h_dest[1], skb->mac.ethernet->h_dest[2],
+ skb->mac.ethernet->h_dest[3], skb->mac.ethernet->h_dest[4], skb->mac.ethernet->h_dest[5]);
+ return 1;
+ }
+ printk(KERN_INFO "exp mac=%p head=%p in=%p\n", skb->mac.raw, skb->head, in);
+ return 0;
+}
+
+static int checkentry(const char *tablename, const struct ipt_ip *ip, void *matchinfo,
+ unsigned int matchsize, unsigned int hook_mask)
+{
+ return (matchsize == IPT_ALIGN(sizeof(struct ipt_exp_info)));
+}
+
+static struct ipt_match exp_match
+ = { { NULL, NULL }, "exp", &match, &checkentry, NULL, THIS_MODULE };
+
+static int __init init(void)
+{
+ printk(KERN_INFO "exp init " __DATE__ " " __TIME__ "\n");
+ return ipt_register_match(&exp_match);
+}
+
+static void __exit fini(void)
+{
+ printk(KERN_INFO "exp fini\n");
+ ipt_unregister_match(&exp_match);
+}
+
+module_init(init);
+module_exit(fini);
+MODULE_LICENSE("GPL");