Initial commit: video player - viper

Change-Id: Id5aa33598ce34659bad4a7a9ae5006bfb84f9bd1
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>

1 files changed, 190 insertions, 0 deletions

diff --git a/websocketpp/roles/server_endpoint.hpp b/websocketpp/roles/server_endpoint.hpp
new file mode 100644
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+++ b/websocketpp/roles/server_endpoint.hpp
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+/*
+ * Copyright (c) 2014, Peter Thorson. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the WebSocket++ Project nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL PETER THORSON BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef WEBSOCKETPP_SERVER_ENDPOINT_HPP
+#define WEBSOCKETPP_SERVER_ENDPOINT_HPP
+
+#include <websocketpp/endpoint.hpp>
+
+#include <websocketpp/logger/levels.hpp>
+
+#include <websocketpp/common/system_error.hpp>
+
+namespace websocketpp {
+
+/// Server endpoint role based on the given config
+/**
+ *
+ */
+template <typename config>
+class server : public endpoint<connection<config>,config> {
+public:
+    /// Type of this endpoint
+    typedef server<config> type;
+
+    /// Type of the endpoint concurrency component
+    typedef typename config::concurrency_type concurrency_type;
+    /// Type of the endpoint transport component
+    typedef typename config::transport_type transport_type;
+
+    /// Type of the connections this server will create
+    typedef connection<config> connection_type;
+    /// Type of a shared pointer to the connections this server will create
+    typedef typename connection_type::ptr connection_ptr;
+
+    /// Type of the connection transport component
+    typedef typename transport_type::transport_con_type transport_con_type;
+    /// Type of a shared pointer to the connection transport component
+    typedef typename transport_con_type::ptr transport_con_ptr;
+
+    /// Type of the endpoint component of this server
+    typedef endpoint<connection_type,config> endpoint_type;
+
+    friend class connection<config>;
+
+    explicit server() : endpoint_type(true)
+    {
+        endpoint_type::m_alog.write(log::alevel::devel, "server constructor");
+    }
+
+    /// Destructor
+    ~server<config>() {}
+
+#ifdef _WEBSOCKETPP_DEFAULT_DELETE_FUNCTIONS_
+    // no copy constructor because endpoints are not copyable
+    server<config>(server<config> &) = delete;
+    
+    // no copy assignment operator because endpoints are not copyable
+    server<config> & operator=(server<config> const &) = delete;
+#endif // _WEBSOCKETPP_DEFAULT_DELETE_FUNCTIONS_
+
+#ifdef _WEBSOCKETPP_MOVE_SEMANTICS_
+    /// Move constructor
+    server<config>(server<config> && o) : endpoint<connection<config>,config>(std::move(o)) {}
+
+#ifdef _WEBSOCKETPP_DEFAULT_DELETE_FUNCTIONS_
+    // no move assignment operator because of const member variables
+    server<config> & operator=(server<config> &&) = delete;
+#endif // _WEBSOCKETPP_DEFAULT_DELETE_FUNCTIONS_
+
+#endif // _WEBSOCKETPP_MOVE_SEMANTICS_
+
+    /// Create and initialize a new connection
+    /**
+     * The connection will be initialized and ready to begin. Call its start()
+     * method to begin the processing loop.
+     *
+     * Note: The connection must either be started or terminated using
+     * connection::terminate in order to avoid memory leaks.
+     *
+     * @return A pointer to the new connection.
+     */
+    connection_ptr get_connection() {
+        return endpoint_type::create_connection();
+    }
+
+    /// Starts the server's async connection acceptance loop (exception free)
+    /**
+     * Initiates the server connection acceptance loop. Must be called after
+     * listen. This method will have no effect until the underlying io_service
+     * starts running. It may be called after the io_service is already running.
+     *
+     * Refer to documentation for the transport policy you are using for
+     * instructions on how to stop this acceptance loop.
+     * 
+     * @param [out] ec A status code indicating an error, if any.
+     */
+    void start_accept(lib::error_code & ec) {
+        if (!transport_type::is_listening()) {
+            ec = error::make_error_code(error::async_accept_not_listening);
+            return;
+        }
+        
+        ec = lib::error_code();
+        connection_ptr con = get_connection();
+        
+        transport_type::async_accept(
+            lib::static_pointer_cast<transport_con_type>(con),
+            lib::bind(&type::handle_accept,this,con,lib::placeholders::_1),
+            ec
+        );
+        
+        if (ec && con) {
+            // If the connection was constructed but the accept failed,
+            // terminate the connection to prevent memory leaks
+            con->terminate(lib::error_code());
+        }
+    }
+
+    /// Starts the server's async connection acceptance loop
+    /**
+     * Initiates the server connection acceptance loop. Must be called after
+     * listen. This method will have no effect until the underlying io_service
+     * starts running. It may be called after the io_service is already running.
+     *
+     * Refer to documentation for the transport policy you are using for
+     * instructions on how to stop this acceptance loop.
+     */
+    void start_accept() {
+        lib::error_code ec;
+        start_accept(ec);
+        if (ec) {
+            throw exception(ec);
+        }
+    }
+
+    /// Handler callback for start_accept
+    void handle_accept(connection_ptr con, lib::error_code const & ec) {
+        if (ec) {
+            con->terminate(ec);
+
+            if (ec == error::operation_canceled) {
+                endpoint_type::m_elog.write(log::elevel::info,
+                    "handle_accept error: "+ec.message());
+            } else {
+                endpoint_type::m_elog.write(log::elevel::rerror,
+                    "handle_accept error: "+ec.message());
+            }
+        } else {
+            con->start();
+        }
+
+        lib::error_code start_ec;
+        start_accept(start_ec);
+        if (start_ec == error::async_accept_not_listening) {
+            endpoint_type::m_elog.write(log::elevel::info,
+                "Stopping acceptance of new connections because the underlying transport is no longer listening.");
+        } else if (start_ec) {
+            endpoint_type::m_elog.write(log::elevel::rerror,
+                "Restarting async_accept loop failed: "+ec.message());
+        }
+    }
+};
+
+} // namespace websocketpp
+
+#endif //WEBSOCKETPP_SERVER_ENDPOINT_HPP