Implement Tls server

diag-client-lib/lib/boost-support/include/boost-support/server/tls/tls_acceptor.h

@@ -0,0 +1,61 @@
+/* Diagnostic Client library
+ * Copyright (C) 2024  Avijit Dey
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+#ifndef DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_ACCEPTOR_H_
+#define DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_ACCEPTOR_H_
+
+#include "boost-support/server/tls/tls_server.h"
+
+namespace boost_support {
+namespace server {
+namespace tls {
+
+/**
+ * @brief    The acceptor to create new tcp servers
+ */
+class TlsAcceptor final {
+ public:
+  /**
+   * @brief         Constructs an instance of Acceptor
+   * @details       Tcp connection shall be accepted on this ip address and port
+   * @param[in]     local_ip_address
+   *                The local ip address
+   * @param[in]     local_port_num
+   *                The local port number
+   * @param[in]     maximum_connection
+   *                The maximum number of accepted connection allowed
+   */
+  TlsAcceptor(std::string_view local_ip_address, std::uint16_t local_port_num,
+              std::uint8_t maximum_connection) noexcept;
+
+  /**
+   * @brief         Destruct an instance of TcpAcceptor
+   */
+  ~TlsAcceptor() noexcept;
+
+  /**
+   * @brief         Get a tls server ready to communicate
+   * @details       This blocks until new server is created
+   * @return        Tls server object on success, else nothing
+   */
+  std::optional<TlsServer> GetTlsServer() noexcept;
+
+ private:
+  /**
+   * @brief    Forward declaration of tls acceptor implementation
+   */
+  class TlsAcceptorImpl;
+
+  /**
+   * @brief    Unique pointer to tls acceptor implementation
+   */
+  std::unique_ptr<TlsAcceptorImpl> tls_acceptor_impl_;
+};
+}  // namespace tls
+}  // namespace server
+}  // namespace boost_support
+#endif  // DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_ACCEPTOR_H_

diag-client-lib/lib/boost-support/include/boost-support/server/tls/tls_server.h

@@ -0,0 +1,123 @@
+/* Diagnostic Client library
+ * Copyright (C) 2024  Avijit Dey
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+#ifndef DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_SERVER_H_
+#define DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_SERVER_H_
+
+#include <functional>
+#include <memory>
+
+#include "boost-support/message/tcp/tcp_message.h"
+#include "core/include/result.h"
+
+namespace boost_support {
+namespace socket {
+namespace tls {
+class TlsSocket;
+}  // namespace tls
+}  // namespace socket
+
+namespace server {
+namespace tls {
+
+/**
+ * @brief    Server that manages unsecured/ secured tcp connection
+ */
+class TlsServer final {
+ public:
+  /**
+   * @brief  Type alias for tcp unsecured socket
+   */
+  using TlsSocket = socket::tls::TlsSocket;
+
+  /**
+   * @brief  Type alias for Tcp message
+   */
+  using Message = boost_support::message::tcp::TcpMessage;
+
+  /**
+   * @brief  Type alias for Tcp message pointer
+   */
+  using MessagePtr = boost_support::message::tcp::TcpMessagePtr;
+
+  /**
+   * @brief  Type alias for Tcp message const pointer
+   */
+  using MessageConstPtr = boost_support::message::tcp::TcpMessageConstPtr;
+
+  /**
+   * @brief         Tcp function template used for reception
+   */
+  using HandlerRead = std::function<void(MessagePtr)>;
+
+ public:
+  /**
+   * @brief         Constructs an instance of TlsServer
+   * @param[in]     tls_socket
+   *                The underlying tls socket required for communication
+   */
+  explicit TlsServer(TlsSocket tls_socket) noexcept;
+
+  /**
+   * @brief         Deleted copy assignment and copy constructor
+   */
+  TlsServer(const TlsServer &other) noexcept = delete;
+  TlsServer &operator=(const TlsServer &other) noexcept = delete;
+
+  /**
+   * @brief         Move assignment and move constructor
+   */
+  TlsServer(TlsServer &&other) noexcept;
+  TlsServer &operator=(TlsServer &&other) noexcept;
+
+  /**
+   * @brief         Destruct an instance of TcpServer
+   */
+  ~TlsServer() noexcept;
+
+  /**
+   * @brief         Initialize the server
+   */
+  void Initialize() noexcept;
+
+  /**
+   * @brief         De-initialize the server
+   */
+  void DeInitialize() noexcept;
+
+  /**
+   * @brief         Function to set the read handler that is invoked when message is received
+   * @details       The ownership of provided read handler is moved
+   * @param[in]     read_handler
+   *                The handler to be set
+   */
+  void SetReadHandler(HandlerRead read_handler) noexcept;
+
+  /**
+   * @brief         Function to transmit the provided tcp message
+   * @param[in]     tcp_message
+   *                The tcp message
+   * @return        Empty void on success, otherwise error is returned
+   */
+  core_type::Result<void> Transmit(MessageConstPtr tcp_message);
+
+ private:
+  /**
+   * @brief    Forward declaration of tcp server implementation
+   */
+  class TlsServerImpl;
+
+  /**
+   * @brief    Unique pointer to tcp server implementation
+   */
+  std::unique_ptr<TlsServerImpl> tls_server_impl_;
+};
+
+}  // namespace tls
+}  // namespace server
+}  // namespace boost_support
+#endif  // DIAG_CLIENT_LIB_LIB_BOOST_SUPPORT_INCLUDE_BOOST_SUPPORT_SERVER_TLS_TLS_SERVER_H_

diag-client-lib/lib/boost-support/src/boost-support/socket/tcp/tcp_socket.h

@@ -67,10 +67,6 @@ class TcpSocket final {
 
   /**
    * @brief         Constructs an instance of TcpSocket
-   * @param[in]     local_ip_address
-   *                The local ip address
-   * @param[in]     local_port_num
-   *                The local port number
    * @param[in]     socket
    *                The socket
    */

diag-client-lib/lib/boost-support/src/boost-support/socket/tcp/tls_server.cpp → diag-client-lib/lib/boost-support/src/boost-support/socket/tcp/tls_server_.cpp

@@ -5,7 +5,7 @@
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
-#include "boost-support/socket/tcp/tls_server.h"
+#include "boost-support/socket/tcp/tls_server_.h"
 
 #include <utility>
 

diag-client-lib/lib/boost-support/src/boost-support/socket/tls/tls_socket.cpp

@@ -22,6 +22,8 @@ TlsSocket::TlsSocket(std::string_view local_ip_address, std::uint16_t local_port
       local_port_num_{local_port_num},
       tls_socket_{io_context.GetContext(), tls_context.GetContext()} {}
 
+TlsSocket::TlsSocket(TlsSocket::TcpSocket tcp_socket, TlsContext &tls_context) noexcept {}
+
 TlsSocket::TlsSocket(TlsSocket &&other) noexcept
     : local_ip_address_{std::move(other.local_ip_address_)},
       local_port_num_{other.local_port_num_},

diag-client-lib/lib/boost-support/src/boost-support/socket/tls/tls_socket.h

@@ -50,6 +50,15 @@ class TlsSocket final {
    */
   using TcpMessageConstPtr = boost_support::message::tcp::TcpMessageConstPtr;
 
+  /**
+   * @brief  Type alias for tcp protocol
+   */
+  using Tcp = boost::asio::ip::tcp;
+
+  /**
+   * @brief  Type alias for tcp socket
+   */
+  using TcpSocket = Tcp::socket;
  public:
   /**
    * @brief         Constructs an instance of TcpSocket
@@ -63,6 +72,13 @@ class TlsSocket final {
   TlsSocket(std::string_view local_ip_address, std::uint16_t local_port_num, TlsContext &tls_context,
             IoContext &io_context) noexcept;
 
+  /**
+   * @brief         Constructs an instance of TcpSocket
+   * @param[in]     socket
+   *                The socket
+   */
+  TlsSocket(TcpSocket tcp_socket, TlsContext &tls_context) noexcept;
+
   /**
    * @brief  Deleted copy assignment and copy constructor
    */

test/test_case/tls_test.cpp

@@ -11,7 +11,7 @@
 #include <optional>
 
 #include "boost-support/socket/tcp/tls_client_.h"
-#include "boost-support/socket/tcp/tls_server.h"
+#include "boost-support/socket/tcp/tls_server_.h"
 
 namespace doip_client {
 namespace {