1

linux_kernel/network.h

@@ -0,0 +1,15 @@
+#pragma once
+#include "head.h"
+#define IP_ATTCK_BLOCK_TIME 600
+#define SYN_SCAN_THRESHOLD 500
+#define SYN_SCAN_TIME 10
+#define SSH_BRUTE_FORCE_THRESHOLD 10
+#define SSH_BRUTE_FORCE_TIME 5
+#define SSH_PORT 22
+extern unsigned int network_callback(const struct nf_hook_ops *ops,
+                                     struct sk_buff *skb,
+                                     const struct net_device *in,
+                                     const struct net_device *out,
+                                     int (*okfn)(struct sk_buff *));
+extern void block_ip_address(size_t ip_address, size_t time_sec);
+extern bool check_is_blacklist_ip(size_t ip_address);