Modified some file names.

include/ip_address.h

@@ -0,0 +1,124 @@
+/*
+ * libtins is a net packet wrapper library for crafting and
+ * interpreting sniffed packets.
+ *
+ * Copyright (C) 2011 Nasel
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef TINS_IPADDRESS_H
+#define TINS_IPADDRESS_H
+
+#include <string>
+#include <iostream>
+#include <stdint.h>
+
+namespace Tins {
+    /**
+     * \class IPv4Address
+     * \brief Abstraction of an IPv4 address.
+     */
+    class IPv4Address {
+    public:
+        /**
+         * The address size.
+         */
+        static const size_t address_size = sizeof(uint32_t);
+        
+        /**
+         * \brief Constructor taking a const char*.
+         * 
+         * Constructs an IPv4Address from a dotted-notation address 
+         * cstring. If the pointer provided is null, then a default 
+         * IPv4Address object is constructed, which corresponds to 
+         * the 0.0.0.0 address.
+         * 
+         * \param ip const char* containing the dotted-notation address.
+         */
+        IPv4Address(const char *ip = 0);
+        
+        /**
+         * \brief Constructor taking a std::string.
+         * 
+         * Constructs an IPv4Address from a dotted-notation std::strings
+         * 
+         * \param ip std::string containing the dotted-notation address.
+         */
+        IPv4Address(const std::string &ip);
+        
+        /**
+         * \brief Constructor taking a IP address represented as a
+         * big endian integer.
+         * 
+         * This constructor should be used internally by PDUs that
+         * handle IP addresses. The provided integer <b>must</b> be
+         * be in big endian.
+         */
+        explicit IPv4Address(uint32_t ip);
+        
+        /**
+         * \brief User defined conversion to big endian integral value.
+         */
+        operator uint32_t() const;
+        
+        /**
+         * \brief Retrieve the string representation of this address.
+         * 
+         * \return std::string containing the representation of this address.
+         */
+        std::string to_string() const;
+        
+        /**
+         * \brief Compare this IPv4Address for equality.
+         * 
+         * \param rhs The address to be compared.
+         * \return bool indicating whether this address equals rhs.
+         */
+        bool operator==(const IPv4Address &rhs) const {
+            return ip_addr == rhs.ip_addr;
+        }
+        
+        /**
+         * \brief Compare this IPv4Address for inequality.
+         * 
+         * \param rhs The address to be compared.
+         * \return bool indicating whether this address is distinct 
+         * from rhs.
+         */
+        bool operator!=(const IPv4Address &rhs) const {
+            return !(*this == rhs);
+        }
+        
+        /**
+         * \brief Writes this address to a std::ostream.
+         * 
+         * This method writes addr in a dotted-string notation address
+         * to the std::ostream argument.
+         * 
+         * \param output The std::ostream in which to write the address.
+         * \param addr The IPv4Address to be written.
+         * \return std::stream& pointing to output.
+         */
+        friend std::ostream &operator<<(std::ostream &output, const IPv4Address &addr);
+    private:
+        uint32_t ip_to_int(const std::string &ip);
+    
+        uint32_t ip_addr;
+    };
+};
+
+
+#endif // TINS_IPADDRESS_H