From 4aca87515a5083ae0e31ce3177189fd43b6d05ac Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 3 Jan 2015 13:58:15 +0100
Subject: patch to Vanilla Tomato 1.28

---
 .../src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c  | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)
 create mode 100644 release/src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c

(limited to 'release/src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c')

diff --git a/release/src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c b/release/src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c
new file mode 100644
index 00000000..760d7447
--- /dev/null
+++ b/release/src/linux/linux/net/ipv6/netfilter/ip6t_IMQ.c
@@ -0,0 +1,78 @@
+/* This target marks packets to be enqueued to an imq device */
+#include <linux/module.h>
+#include <linux/skbuff.h>
+#include <linux/netfilter_ipv6/ip6_tables.h>
+#include <linux/netfilter_ipv6/ip6t_IMQ.h>
+#include <linux/imq.h>
+
+static unsigned int imq_target(struct sk_buff **pskb,
+			       unsigned int hooknum,
+			       const struct net_device *in,
+			       const struct net_device *out,
+			       const void *targinfo,
+			       void *userinfo)
+{
+	struct ip6t_imq_info *mr = (struct ip6t_imq_info*)targinfo;
+
+	(*pskb)->imq_flags = mr->todev | IMQ_F_ENQUEUE;
+	(*pskb)->nfcache |= NFC_ALTERED;
+
+	return IP6T_CONTINUE;
+}
+
+static int imq_checkentry(const char *tablename,
+			  const struct ip6t_entry *e,
+			  void *targinfo,
+			  unsigned int targinfosize,
+			  unsigned int hook_mask)
+{
+	struct ip6t_imq_info *mr;
+
+	if (targinfosize != IP6T_ALIGN(sizeof(struct ip6t_imq_info))) {
+		printk(KERN_WARNING "IMQ: invalid targinfosize\n");
+		return 0;
+	}
+	mr = (struct ip6t_imq_info*)targinfo;
+
+	if (strcmp(tablename, "mangle") != 0) {
+		printk(KERN_WARNING
+		       "IMQ: IMQ can only be called from \"mangle\" table, not \"%s\"\n",
+		       tablename);
+		return 0;
+	}
+	
+	if (mr->todev > IMQ_MAX_DEVS) {
+		printk(KERN_WARNING
+		       "IMQ: invalid device specified, highest is %u\n",
+		       IMQ_MAX_DEVS);
+		return 0;
+	}
+	
+	return 1;
+}
+
+static struct ip6t_target ip6t_imq_reg = {
+	{ NULL, NULL},
+	"IMQ",
+	imq_target,
+	imq_checkentry,
+	NULL,
+	THIS_MODULE
+};
+
+static int __init init(void)
+{
+	if (ip6t_register_target(&ip6t_imq_reg))
+		return -EINVAL;
+
+	return 0;
+}
+
+static void __exit fini(void)
+{
+	ip6t_unregister_target(&ip6t_imq_reg);
+}
+
+module_init(init);
+module_exit(fini);
+MODULE_LICENSE("GPL");
-- 
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