Add realtek target files

Signed-off-by: Roman Yeryomin <roman@advem.lv>

1 files changed, 138 insertions, 0 deletions

diff --git a/target/linux/realtek/files/net/netfilter/xt_vlanpriority.c b/target/linux/realtek/files/net/netfilter/xt_vlanpriority.c
new file mode 100644
index 000000000..6c3c38d98
--- /dev/null
+++ b/target/linux/realtek/files/net/netfilter/xt_vlanpriority.c
@@ -0,0 +1,138 @@
+/* Kernel module to match Realsil extension functions. */

+
+/* (C) 2009-2011 ZhaoBo <bo_zhao@realsil.com.cn>

+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/skbuff.h>
+
+#include <linux/netfilter/x_tables.h>

+#include <linux/netfilter/xt_vlanpriority.h>

+

+#if defined(CONFIG_RTL_IPTABLES_RULE_2_ACL)

+#include <net/rtl/rtl_types.h>
+#include <net/rtl/rtl865x_netif.h>
+#endif
+

+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("ZhaoBo <bo_zhao@realsil.com.cn>");

+MODULE_DESCRIPTION("iptables realsil extensions matching module");

+MODULE_ALIAS("ipt_vlanpriority");
+MODULE_ALIAS("ip6t_vlanpriority");
+

+static bool

+match(const struct sk_buff *skb, const struct xt_match_param *par)

+{
+	const struct xt_vlanpriority_info *info = par->matchinfo;

+
+	return (skb->srcVlanPriority== info->priority) ^ info->invert;

+}
+
+static bool

+checkentry(const struct xt_mtchk_param *par)

+{
+	const struct xt_vlanpriority_info *minfo = par->matchinfo;

+
+	if (minfo->priority > 7) {

+		printk(KERN_WARNING "vlan priority: only supports priority 0~7\n");

+		return 0;
+	}
+	return 1;
+}
+
+#ifdef CONFIG_COMPAT
+struct compat_xt_vlanpriority_info {

+	u_int8_t	priority;

+	u_int8_t	invert;
+	u_int16_t	__pad2;

+};
+
+static void compat_from_user(void *dst, void *src)
+{
+	struct compat_xt_vlanpriority_info *cm = src;

+	struct xt_vlanpriority_info m = {

+		.priority	= cm->priority,

+		.invert	= cm->invert,

+	};
+	memcpy(dst, &m, sizeof(m));
+}
+
+static int compat_to_user(void __user *dst, void *src)
+{
+	struct xt_vlanpriority_info *m = src;

+	struct compat_xt_vlanpriority_info cm = {

+		.priority	= cm->priority,

+		.invert	= cm->invert,

+	};
+	return copy_to_user(dst, &cm, sizeof(cm)) ? -EFAULT : 0;
+}
+#endif /* CONFIG_COMPAT */
+

+#if defined(CONFIG_RTL_IPTABLES_RULE_2_ACL)

+static int vlanpriority_match2acl(const char *tablename,

+			  const void *ip,
+			  const struct xt_match *match,
+			  void *matchinfo,
+			  void *acl_rule,

+			  unsigned int *invflags)
+{
+
+	const struct xt_vlanpriority_info *info = matchinfo;

+	rtl865x_AclRule_t *rule = (rtl865x_AclRule_t *)acl_rule;

+
+	if(matchinfo == NULL || rule == NULL)

+		return 1;
+

+#if	defined(CONFIG_RTL_QOS_8021P_SUPPORT)

+	rule->ruleType_ = RTL865X_ACL_802D1P;

+	rule->vlanTagPri_ = info->priority;

+#endif

+

+	return 0;

+}
+#endif
+

+static struct xt_match xt_vlanpriority_match[] = {

+	{
+		.name		= "vlanpriority",

+		.family		= AF_INET,
+		.checkentry	= checkentry,
+		.match		= match,
+		.matchsize	= sizeof(struct xt_vlanpriority_info),

+#ifdef CONFIG_COMPAT
+		.compatsize	= sizeof(struct compat_xt_vlanpriority_info),

+		.compat_from_user = compat_from_user,
+		.compat_to_user	= compat_to_user,
+#endif

+#if defined(CONFIG_RTL_IPTABLES_RULE_2_ACL)

+		.match2acl	= vlanpriority_match2acl,

+#endif

+		.me		= THIS_MODULE,
+	},
+	{
+		.name		= "vlanpriority",

+		.family		= AF_INET6,
+		.checkentry	= checkentry,
+		.match		= match,
+		.matchsize	= sizeof(struct xt_vlanpriority_info),

+		.me		= THIS_MODULE,
+	},
+};
+
+static int __init xt_vlanpriority_init(void)

+{
+	return xt_register_matches(xt_vlanpriority_match, ARRAY_SIZE(xt_vlanpriority_match));

+}
+
+static void __exit xt_vlanpriority_fini(void)

+{
+	xt_unregister_matches(xt_vlanpriority_match, ARRAY_SIZE(xt_vlanpriority_match));

+}
+
+module_init(xt_vlanpriority_init);

+module_exit(xt_vlanpriority_fini);