NEW FILE HEADER / COPYRIGHT FORMAT
[senf.git] / Socket / ClientSocketHandle.hh
index f4e1c32..4030518 100644 (file)
@@ -1,9 +1,9 @@
 // $Id$
 //
 // Copyright (C) 2006
-// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS)
-// Kompetenzzentrum fuer Satelitenkommunikation (SatCom)
-//     Stefan Bund <stefan.bund@fokus.fraunhofer.de>
+// Fraunhofer Institute for Open Communication Systems (FOKUS) 
+// Competence Center NETwork research (NET), St. Augustin, GERMANY 
+//     Stefan Bund <g0dil@berlios.de>
 //
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License as published by
@@ -30,6 +30,8 @@
 // Custom includes
 #include <boost/call_traits.hpp>
 #include <boost/range.hpp>
+#include <boost/utility.hpp>
+#include <boost/type_traits.hpp>
 #include "SocketHandle.hh"
 
 //#include "ClientSocketHandle.mpp"
@@ -46,20 +48,23 @@ namespace senf {
 
         This class provides the client side policy interface of the socket
         abstraction. ClientSocketHandle defines the complete policy interface. It does not implement
-        any functionality itself however. All calls are forward to the following policy classes:
+        any functionality itself however. The following table shows, to which policy members each
+        group of ClientSocketHandle members is forwardd. The last collumn shows, on which other
+        policies this member-group depends <em>in the default policy classes</em>. If you define
+        your own policy classes, the dependencies are up to you.
 
         <table class="senf">
-        <tr><th>ClientSocketHandle member</th> <th>Policy member</th></tr>
-        <tr><td>read()</td>       <td>ReadPolicy::read (\ref senf::ReadPolicyBase)</td></tr>
-        <tr><td>readfrom()</td>   <td>ReadPolicy::readfrom (\ref senf::ReadPolicyBase)</td></tr>
-        <tr><td>write()</td>      <td>WritePolicy::write (\ref senf::WritePolicyBase)</td></tr>
-        <tr><td>writeto()</td>    <td>WritePolicy::writeto (\ref senf::WritePolicyBase)</td></tr>
-        <tr><td>connect()</td>    <td>AddressingPolicy::connect (\ref senf::AddressingPolicyBase)</td></tr>
-        <tr><td>bind()</td>       <td>AddressingPolicy::bind (\ref senf::AddressingPolicyBase)</td></tr>
-        <tr><td>peer()</td>       <td>AddressingPolicy::peer (\ref senf::AddressingPolicyBase)</td></tr>
-        <tr><td>local()</td>      <td>AddressingPolicy::local (\ref senf::AddressingPolicyBase)</td></tr>
-        <tr><td>rcvbuf()</td>     <td>BufferingPolicy::sndbuf (\ref senf::BufferingPolicyBase)</td></tr>
-        <tr><td>sndbuf()</td>     <td>BufferingPolicy::rcvbuf (\ref senf::BufferingPolicyBase)</td></tr>
+        <tr><th>ClientSocketHandle member</th> <th>Policy member</th> <th>Other policies</th></tr>
+        <tr><td>read()</td>       <td>ReadPolicy::read (\ref senf::ReadPolicyBase)</td>                  <td></td></tr>
+        <tr><td>readfrom()</td>   <td>ReadPolicy::readfrom (\ref senf::ReadPolicyBase)</td>              <td>UnconnectedCommunicationPolicy</td></tr>
+        <tr><td>write()</td>      <td>WritePolicy::write (\ref senf::WritePolicyBase)</td>               <td>ConnectedCommunicationPolicy</td></tr>
+        <tr><td>writeto()</td>    <td>WritePolicy::writeto (\ref senf::WritePolicyBase)</td>             <td>UnconnectedCommunicationPolicy</td></tr>
+        <tr><td>connect()</td>    <td>AddressingPolicy::connect (\ref senf::AddressingPolicyBase)</td>   <td></td></tr>
+        <tr><td>bind()</td>       <td>AddressingPolicy::bind (\ref senf::AddressingPolicyBase)</td>      <td></td></tr>
+        <tr><td>peer()</td>       <td>AddressingPolicy::peer (\ref senf::AddressingPolicyBase)</td>      <td></td></tr>
+        <tr><td>local()</td>      <td>AddressingPolicy::local (\ref senf::AddressingPolicyBase)</td>     <td></td></tr>
+        <tr><td>rcvbuf()</td>     <td>BufferingPolicy::sndbuf (\ref senf::BufferingPolicyBase)</td>      <td></td></tr>
+        <tr><td>sndbuf()</td>     <td>BufferingPolicy::rcvbuf (\ref senf::BufferingPolicyBase)</td>      <td></td></tr>
         </table>
 
         It is important to note, that not all members are always accessible. Which are depends on
@@ -81,10 +86,6 @@ namespace senf {
 
         \see \ref policy_group \n
              \ref protocol_group
-
-        \fixme Add enable_if conditions so anything convertible to unsigned will not be interpreted
-            as a Range template argument but will use the unsigned variant of
-            read/readfrom/write/writeto.
       */
     template <class Policy>
     class ClientSocketHandle
@@ -122,13 +123,22 @@ namespace senf {
         ClientSocketHandle();
 
         // conversion constructors
+#       ifndef DOXYGEN
         template <class OtherPolicy>
         ClientSocketHandle(ClientSocketHandle<OtherPolicy> other,
                            typename SocketHandle<Policy>::template IsCompatible<OtherPolicy>::type * = 0);
+#       else
+        ClientSocketHandle(ClientSocketHandle<OtherPolicy> other);
+#       endif
 
+#       ifndef DOXYGEN
         template <class OtherPolicy>
         typename SocketHandle<Policy>::template IsCompatible<OtherPolicy>::type const &
         operator=(ClientSocketHandle<OtherPolicy> other);
+#       else
+        template <class OtherPolicy>
+        OtherPolicy const & operator=(ClientSocketHandle<OtherPolicy> other);
+#       endif        
 
         ///@}
         ///////////////////////////////////////////////////////////////////////////
@@ -169,6 +179,11 @@ namespace senf {
         */
         std::string  read         (unsigned limit=0);
         template <class ForwardWritableRange>
+#       ifndef DOXYGEN
+        typename boost::range_iterator<ForwardWritableRange>::type
+                     read         (ForwardWritableRange const & range,
+                                   typename boost::disable_if< boost::is_convertible<ForwardWritableRange,unsigned> >::type * = 0);
+#       else
         typename boost::range_iterator<ForwardWritableRange>::type
                      read         (ForwardWritableRange const & range);
                                         ///< Read data into range
@@ -178,11 +193,18 @@ namespace senf {
                                              range. read returns a past-the-end iterator after the
                                              last character read. This iterator will point to
                                              somewhere within the input range.
-                                             \param[in/out] range Range to store data in 
+                                             \param[in,out] range Range to store data in 
                                              \returns past-the-end iterator pointer to after the
                                                  last read character 
                                              \see \ref read() \n
                                                   <a href="http://www.boost.org/libs/range/index.html">Boost.Range</a> */
+#       endif
+#       ifndef DOXYGEN
+        template <class ForwardWritableRange>
+        typename boost::range_iterator<ForwardWritableRange>::type
+                     read         (ForwardWritableRange & range,
+                                   typename boost::disable_if< boost::is_convertible<ForwardWritableRange,unsigned> >::type * = 0);
+#       else
         template <class ForwardWritableRange>
         typename boost::range_iterator<ForwardWritableRange>::type
                      read         (ForwardWritableRange & range);
@@ -190,6 +212,7 @@ namespace senf {
                                         /**< \see read(ForwardWritableRange const &) \n
                                                   read() \n
                                                   <a href="http://www.boost.org/libs/range/index.html">Boost.Range</a>  */
+#       endif
         template <class Sequence>
         void         read         (Sequence & container, unsigned limit);
                                         ///< Read data into container
@@ -239,7 +262,7 @@ namespace senf {
                                              range. read returns a past-the-end iterator after the
                                              last character read. This iterator will point to
                                              somewhere within the input range.
-                                             \param[in/out] range Range to store data in 
+                                             \param[in,out] range Range to store data in 
                                              \param[out] from peers address from which the data was
                                                  received
                                              \returns past-the-end iterator pointer to after the
@@ -267,14 +290,15 @@ namespace senf {
                                              \see \ref readfrom() */
         char *       readfrom     (char * start, char * end, Address & from);
                                         ///< Read data into memory buffer
-                                        /**< This variant will read data into the memory area at \c
-                                           buffer of size \c size. This is the most performant
-                                           version of readfrom().
-                                           \param[in] buffer address of buffer to store data at
-                                           \param[in] size size of buffer
-                                           \param[out] from peer address
-                                           \returns Number of bytes read
-                                           \see \ref readfrom() */
+                                        /**< This variant will read data into the memory area from
+                                             \a start to before \a end. This is guaranteed to be the
+                                             most efficient version  of readfrom().
+                                             \param[in] start address of buffer to store data at
+                                             \param[in] end address one past the end of the buffer
+                                             \param[out] from peers address from which the data was
+                                                 received
+                                             \returns pointer past the end of the data read
+                                             \see \ref read() */
 
 
         /** \brief Write data to socket
@@ -451,4 +475,5 @@ namespace senf {
 // indent-tabs-mode: nil
 // ispell-local-dictionary: "american"
 // compile-command: "scons -u test"
+// comment-column: 40
 // End: