added net module

include/matador/net/io_stream.hpp

@@ -0,0 +1,67 @@
+#ifndef MATADOR_IO_STREAM_HPP
+#define MATADOR_IO_STREAM_HPP
+
+#include <functional>
+#include <list>
+
+#include "matador/net/export.hpp"
+#include "matador/net/ip.hpp"
+
+namespace matador {
+
+class buffer;
+class buffer_view;
+
+/**
+ * The io stream class is proposed
+ * to be used with the io_service class
+ * and provides therefore an interface
+ * which is used by the io_service
+ */
+class OOS_NET_API io_stream
+{
+public:
+  typedef std::function<void(int ec, long nread)> t_read_handler;    /**< Short for function to process read data */
+  typedef std::function<void(int ec, long nwrite)> t_write_handler;  /**< Short for function to prepare data to write */
+
+  /**
+   * This interface is called when data should
+   * be read from a socket. Once the date was read
+   * the given read handler is called.
+   *
+   * @param buf Buffer to read the data in
+   * @param read_handler Handler to be called when data was read
+   */
+  virtual void read(buffer_view buf, t_read_handler read_handler) = 0;
+
+  /**
+   * This interface is called when data should be written
+   * to a socket. Once the data was written the given
+   * write handler is called.
+   *
+   * @param buffers List of buffers containing the data to write
+   * @param write_handler Handler to be called when the data was written
+   */
+  virtual void write(std::list<buffer_view> buffers, t_write_handler write_handler) = 0;
+
+  /**
+   * Closes the stream
+   */
+  virtual void close_stream() = 0;
+
+  /**
+   * Returns the underlying stream socket
+   * @return
+   */
+  virtual tcp::socket& stream() = 0;
+
+  /**
+   * Returns a name for the io stream.
+   *
+   * @return Name of the io stream
+   */
+  virtual std::string name() const = 0;
+};
+
+}
+#endif //MATADOR_IO_STREAM_HPP