1er commit

include/network/IPAddress.h

@@ -0,0 +1,56 @@
+#ifndef NETWORK_IPADDRESS_H_
+#define NETWORK_IPADDRESS_H_
+
+#include <string>
+#include <iosfwd>
+#include <vector>
+
+namespace td {
+namespace network {
+
+/* IPv4 address */
+class IPAddress {
+private:
+    std::uint32_t m_Address;
+    bool m_Valid;
+
+public:
+    /* Create an invalid address */
+    IPAddress() noexcept;
+
+    /* Initialize by string IP */
+    IPAddress(const std::string& str);
+
+    /* Initialize by string IP */
+    IPAddress(const std::wstring& str);
+
+    /* Initialize by octets */
+    IPAddress(std::uint8_t octet1, std::uint8_t octet2, std::uint8_t octet3, std::uint8_t octet4) noexcept;
+
+    /* Get the specific octet. 1-4 */
+    std::uint8_t GetOctet(std::uint8_t num) const;
+
+    /* Set the specific octet. 1-4 */
+    void SetOctet(std::uint8_t num, std::uint8_t value);
+
+    /* Make sure the IP is valid. It will be invalid if the host wasn't found. */
+    bool IsValid() const noexcept { return m_Valid; }
+
+    std::string ToString() const;
+
+    static IPAddress LocalAddress();
+
+    bool operator==(const IPAddress& right);
+    bool operator!=(const IPAddress& right);
+    bool operator==(bool b);
+};
+
+typedef std::vector<IPAddress> IPAddresses;
+
+std::ostream& operator<<(std::ostream& os, const IPAddress& addr);
+std::wostream& operator<<(std::wostream& os, const IPAddress& addr);
+
+} // ns network
+} // ns td
+
+#endif