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+/*
+ Copyright (c) 2007-2010 iMatix Corporation
+
+ This file is part of 0MQ.
+
+ 0MQ is free software; you can redistribute it and/or modify it under
+ the terms of the Lesser GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 0MQ 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
+ Lesser GNU General Public License for more details.
+
+ You should have received a copy of the Lesser GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_TCP_SOCKET_HPP_INCLUDED__
+#define __ZMQ_TCP_SOCKET_HPP_INCLUDED__
+
+#include "fd.hpp"
+#include "stdint.hpp"
+
+namespace zmq
+{
+
+ // The class encapsulating simple TCP read/write socket.
+
+ class tcp_socket_t
+ {
+ public:
+
+ tcp_socket_t ();
+ ~tcp_socket_t ();
+
+ // Associates a socket with a native socket descriptor.
+ int open (fd_t fd_, uint64_t sndbuf_, uint64_t rcvbuf_);
+
+ // Closes the underlying socket.
+ int close ();
+
+ // Returns the underlying socket. Returns retired_fd when the socket
+ // is in the closed state.
+ fd_t get_fd ();
+
+ // Writes data to the socket. Returns the number of bytes actually
+ // written (even zero is to be considered to be a success). In case
+ // of error or orderly shutdown by the other peer -1 is returned.
+ int write (const void *data, int size);
+
+ // Reads data from the socket (up to 'size' bytes). Returns the number
+ // of bytes actually read (even zero is to be considered to be
+ // a success). In case of error or orderly shutdown by the other
+ // peer -1 is returned.
+ int read (void *data, int size);
+
+ private:
+
+ // Underlying socket.
+ fd_t s;
+
+ // Disable copy construction of tcp_socket.
+ tcp_socket_t (const tcp_socket_t&);
+ void operator = (const tcp_socket_t&);
+ };
+
+}
+
+#endif