Added some overloads of the create_connection() and create_listener()

functions that use scoped_ptr objects instead of just plain pointers.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402496

dlib/sockets/sockets_kernel_1.cpp

@@ -526,8 +526,23 @@ namespace dlib
 // ----------------------------------------------------------------------------------------
 // ----------------------------------------------------------------------------------------    
 
-    int 
-    create_listener (
+    int create_listener (
+        scoped_ptr<listener>& new_listener,
+        unsigned short port,
+        const std::string& ip
+    )
+    {
+        new_listener.reset();
+        listener* temp;
+        int status = create_listener(temp,port,ip);
+
+        if (status == 0)
+            new_listener.reset(temp);
+
+        return status;
+    }
+
+    int create_listener (
         listener*& new_listener,
         unsigned short port,
         const std::string& ip
@@ -626,8 +641,25 @@ namespace dlib
 
 // ----------------------------------------------------------------------------------------
 
-    int 
-    create_connection ( 
+    int create_connection (
+        scoped_ptr<connection>& new_connection,
+        unsigned short foreign_port, 
+        const std::string& foreign_ip, 
+        unsigned short local_port,
+        const std::string& local_ip
+    )
+    {
+        new_connection.reset();
+        connection* temp;
+        int status = create_connection(temp,foreign_port, foreign_ip, local_port, local_ip);
+
+        if (status == 0)
+            new_connection.reset(temp);
+
+        return status;
+    }
+
+    int create_connection ( 
         connection*& new_connection,
         unsigned short foreign_port, 
         const std::string& foreign_ip, 

dlib/sockets/sockets_kernel_1.h

@@ -287,6 +287,20 @@ namespace dlib
         const std::string& local_ip
     );
 
+    int create_listener (
+        scoped_ptr<listener>& new_listener,
+        unsigned short port,
+        const std::string& ip = ""
+    );
+
+    int create_connection ( 
+        scoped_ptr<connection>& new_connection,
+        unsigned short foreign_port, 
+        const std::string& foreign_ip, 
+        unsigned short local_port = 0,
+        const std::string& local_ip = ""
+    );
+
 // ----------------------------------------------------------------------------------------
 
 

dlib/sockets/sockets_kernel_2.cpp

@@ -676,8 +676,23 @@ namespace dlib
 
 // ----------------------------------------------------------------------------------------    
 
-    int 
-    create_listener (
+    int create_listener (
+        scoped_ptr<listener>& new_listener,
+        unsigned short port,
+        const std::string& ip
+    )
+    {
+        new_listener.reset();
+        listener* temp;
+        int status = create_listener(temp,port,ip);
+
+        if (status == 0)
+            new_listener.reset(temp);
+
+        return status;
+    }
+
+    int create_listener (
         listener*& new_listener,
         unsigned short port,
         const std::string& ip
@@ -780,6 +795,24 @@ namespace dlib
 
 // ----------------------------------------------------------------------------------------
 
+    int create_connection (
+        scoped_ptr<connection>& new_connection,
+        unsigned short foreign_port, 
+        const std::string& foreign_ip, 
+        unsigned short local_port,
+        const std::string& local_ip
+    )
+    {
+        new_connection.reset();
+        connection* temp;
+        int status = create_connection(temp,foreign_port, foreign_ip, local_port, local_ip);
+
+        if (status == 0)
+            new_connection.reset(temp);
+
+        return status;
+    }
+
     int 
     create_connection ( 
         connection*& new_connection,

dlib/sockets/sockets_kernel_2.h

@@ -32,6 +32,7 @@
 
 #include "../threads.h"
 #include "../algs.h"
+#include "../smart_pointers.h"
 
 
 
@@ -336,6 +337,20 @@ namespace dlib
         const std::string& local_ip
     );
 
+    int create_listener (
+        scoped_ptr<listener>& new_listener,
+        unsigned short port,
+        const std::string& ip = ""
+    );
+
+    int create_connection ( 
+        scoped_ptr<connection>& new_connection,
+        unsigned short foreign_port, 
+        const std::string& foreign_ip, 
+        unsigned short local_port = 0,
+        const std::string& local_ip = ""
+    );
+
 // ----------------------------------------------------------------------------------------
 
 }

dlib/sockets/sockets_kernel_abstract.h

@@ -110,6 +110,16 @@ namespace dlib
             - returns OTHER_ERROR if some other error occurred
     !*/
 
+    int create_listener (
+        scoped_ptr<listener>& new_listener,
+        unsigned short port,
+        const std::string& ip = ""
+    );
+    /*!
+        This function is just an overload of the above function but it gives you a
+        scoped_ptr smart pointer instead of a C pointer.
+    !*/
+
     int create_connection ( 
         connection*& new_connection,
         unsigned short foreign_port, 
@@ -137,6 +147,18 @@ namespace dlib
             - returns OTHER_ERROR if some other error occurred
         !*/
 
+    int create_connection ( 
+        scoped_ptr<connection>& new_connection,
+        unsigned short foreign_port, 
+        const std::string& foreign_ip, 
+        unsigned short local_port = 0,
+        const std::string& local_ip = ""
+    );
+    /*!
+        This function is just an overload of the above function but it gives you a
+        scoped_ptr smart pointer instead of a C pointer.
+    !*/
+
 // ----------------------------------------------------------------------------------------
 // ----------------------------------------------------------------------------------------
     // connection object
@@ -200,7 +222,7 @@ namespace dlib
 
         void* user_data;
         /*!
-            This pointer is provided so that the client programmer may easily assocaite
+            This pointer is provided so that the client programmer may easily associate
             some data with a connection object.  You can really do whatever you want
             with it.  Initially user_data is 0.
         !*/
@@ -372,7 +394,7 @@ namespace dlib
 
                 - returns 0 if accept() was successful                
                 - returns TIMEOUT if timeout milliseconds have elapsed 
-                - returns OTHER_ERROR if an error has occured 
+                - returns OTHER_ERROR if an error has occurred 
         !*/
 
         unsigned short get_listening_port (