1 files changed, 143 insertions, 0 deletions
diff --git a/libcult/cult/os/net/ipv4/address.hxx b/libcult/cult/os/net/ipv4/address.hxx
new file mode 100644
index 0000000..9168507
--- /dev/null
+++ b/libcult/cult/os/net/ipv4/address.hxx
@@ -0,0 +1,143 @@
+// file      : cult/os/net/ipv4/address.hxx
+// author    : Boris Kolpackov <boris@kolpackov.Net>
+// copyright : Copyright (c) 2005-2010 Boris Kolpackov
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef CULT_OS_NET_IPV4_ADDRESS_HXX
+#define CULT_OS_NET_IPV4_ADDRESS_HXX
+
+#include <cult/types.hxx>
+
+#include <cult/os/net/address.hxx>
+
+#include <netinet/in.h> // IPv4 types (sockaddr_in, etc)
+#include <arpa/inet.h>  // hto{n,h}{s,l}, iNet_pton
+
+#include <iosfwd>
+#include <cstring> // memset
+
+namespace Cult
+{
+  namespace OS
+  {
+    namespace Net
+    {
+      namespace IPv4
+      {
+        class Address: public Net::Address
+        {
+        public:
+          Address ()
+          {
+            std::memset (&addr_, 0, sizeof (addr_));
+          }
+
+          Address (sockaddr_in const& addr)
+          {
+            if (addr.sin_family != AF_INET)
+              throw Invalid ();
+
+            std::memset (&addr_, 0, sizeof (addr_));
+
+            addr_.sin_family = AF_INET;
+            addr_.sin_addr.s_addr = addr.sin_addr.s_addr;
+            addr_.sin_port = addr.sin_port;
+          }
+
+          Address (in_addr_t host_addr, in_port_t host_port)
+          {
+            std::memset (&addr_, 0, sizeof (addr_));
+
+            addr_.sin_family = AF_INET;
+            addr_.sin_addr.s_addr = htonl (host_addr);
+            addr_.sin_port = htons (host_port);
+          }
+
+          Address (String const& host_addr, in_port_t host_port)
+          {
+            std::memset (&addr_, 0, sizeof (addr_));
+
+            addr_.sin_family = AF_INET;
+            addr_.sin_port = htons (host_port);
+
+            if (inet_pton (AF_INET, host_addr.c_str (), &addr_.sin_addr) <= 0)
+              throw Invalid ();
+          }
+
+        public:
+          virtual sa_family_t
+          familiy () const
+          {
+            return AF_INET;
+          }
+
+          virtual sockaddr const*
+          raw_addr () const
+          {
+            return reinterpret_cast<sockaddr const*> (&addr_);
+          }
+
+          virtual Size
+          raw_size () const
+          {
+            return sizeof (addr_);
+          }
+
+        public:
+          sockaddr_in const&
+          addr () const
+          {
+            return addr_;
+          }
+
+	  in_addr_t
+	  ip () const
+	  {
+	    return ntohl (addr_.sin_addr.s_addr);
+	  }
+
+	  in_port_t
+	  port () const
+	  {
+	    return ntohs (addr_.sin_port);
+	  }
+
+        public:
+          friend
+          Boolean
+          operator< (Address const& x, Address const& y)
+          {
+            return (x.addr_.sin_addr.s_addr < y.addr_.sin_addr.s_addr) ||
+              ((x.addr_.sin_addr.s_addr == y.addr_.sin_addr.s_addr) &&
+               (x.addr_.sin_port < y.addr_.sin_port));
+          }
+
+          friend
+          Boolean
+          operator== (Address const& x, Address const& y)
+          {
+            return (x.addr_.sin_addr.s_addr == y.addr_.sin_addr.s_addr) &&
+              (x.addr_.sin_port == y.addr_.sin_port);
+          }
+
+          friend
+          Boolean
+          operator!= (Address const& x, Address const& y)
+          {
+            return !(x == y);
+          }
+
+          friend
+          std::ostream&
+          operator<< (std::ostream&, Address const&);
+
+        private:
+          sockaddr_in addr_;
+        };
+      }
+    }
+  }
+}
+
+
+#endif  // CULT_OS_NET_IPV4_ADDRESS_HXX