added: IP ban mechanism (not finished yet -- we need a winix function to remove a ban)

now after some incorrent login attempts your IP can be banned or blocked
       (see new config variables)


git-svn-id: svn://ttmath.org/publicrep/winix/trunk@902 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/ipbancontainer.h

@@ -0,0 +1,56 @@
+/*
+ * This file is a part of Winix
+ * and is not publicly distributed
+ *
+ * Copyright (c) 2012, Tomasz Sowa
+ * All rights reserved.
+ *
+ */
+
+#ifndef headerfile_winix_core_ipbancontainer
+#define headerfile_winix_core_ipbancontainer
+
+#include <vector>
+#include "ipban.h"
+
+
+
+class IPBanContainer
+{
+public:
+
+	IPBanContainer();
+
+	IPBan & AddIP(int ip);
+	IPBan * FindIP(int ip);
+	void    Sort();
+	size_t  Size();
+	IPBan & GetIPBan(size_t index);
+	void    SetMaxSize(size_t soft_size, size_t size);
+
+
+private:
+
+	std::vector<IPBan> ipban_tab;
+	bool is_ipban_tab_sorted;
+	size_t soft_max_size, max_size;
+	std::vector<size_t> sort_helper_tab;
+
+	static bool SortIPBansFunction(const IPBan & ip1, const IPBan & ip2);
+	void RemoveOldRecords();
+	void PrintTab();
+	void PrintTab2();
+
+	struct SortByLastUsedHelper
+	{
+		IPBanContainer * container;
+
+		SortByLastUsedHelper(IPBanContainer * c) : container(c) {}
+		bool operator()(size_t index1, size_t index2);
+	};
+
+};
+
+
+#endif
+