5 files changed, 121 insertions, 0 deletions
diff --git a/include/ftp/connection.hpp b/include/ftp/connection.hpp
index e69de29..f0291f3 100644
--- a/include/ftp/connection.hpp
+++ b/include/ftp/connection.hpp
@@ -0,0 +1,30 @@
+#ifndef _CONNECTION_HPP_
+#define _CONNECTION_HPP_
+
+#include <boost/asio/io_context.hpp>
+#include <boost/asio/ip/tcp.hpp>
+#include <ftp/error_code.hpp>
+#include <ftp/handshake_params.hpp>
+
+namespace ftp {
+namespace asio = boost::asio;
+
+using boost::asio::ip::tcp;
+
+class connection
+{
+  asio::io_context& ioc_;
+  tcp::socket cmd_socket_;
+
+public:
+  connection(asio::io_context& ioc) : ioc_(ioc), cmd_socket_(ioc_){};
+
+  void connect(const tcp::resolver::results_type& endpoints, const handshake_params& params);
+
+  void connect(const tcp::resolver::results_type& endpoint, const handshake_params& params, error_code& ec);
+
+  void execute(const std::string& command);
+};
+}  // namespace ftp
+
+#endif  // !_CONNECTION_HPP_
diff --git a/include/ftp/detail/network_algorithms.hpp b/include/ftp/detail/network_algorithms.hpp
new file mode 100644
index 0000000..159e6e2
--- /dev/null
+++ b/include/ftp/detail/network_algorithms.hpp
@@ -0,0 +1,31 @@
+#ifndef _NETWORKING_ALGORITHMS_HPP_
+#define _NETWORKING_ALGORITHMS_HPP_
+
+#include <boost/asio/ip/tcp.hpp>
+#include <ftp/error_code.hpp>
+#include <ftp/handshake_params.hpp>
+
+namespace ftp {
+
+namespace detail {
+
+using boost::asio::ip::tcp;
+
+inline void connect_interface(
+    tcp::socket& socket,
+    const tcp::resolver::results_type& endpoints,
+    const handshake_params& params,
+    error_code& ec
+);
+
+inline void handshake_interface(tcp::socket& socket, const handshake_params& params, error_code& ec);
+
+}  // namespace detail
+
+}  // namespace ftp
+
+#ifdef FTP_HEADER_ONLY
+#include <ftp/impl/networking_algorithms.cpp>
+#endif  // FTP_HEADER_ONLY
+
+#endif  // !_NETWORKING_ALGORITHMS_HPP_
diff --git a/include/ftp/error_code.hpp b/include/ftp/error_code.hpp
new file mode 100644
index 0000000..a3f789f
--- /dev/null
+++ b/include/ftp/error_code.hpp
@@ -0,0 +1,10 @@
+#ifndef _ERROR_CODE_HPP
+#define _ERROR_CODE_HPP
+
+#include <boost/system/detail/error_code.hpp>
+
+namespace ftp {
+using error_code = boost::system::error_code;
+}
+
+#endif  // !_ERROR_CODE_HPP
diff --git a/include/ftp/handshake_params.hpp b/include/ftp/handshake_params.hpp
new file mode 100644
index 0000000..a616c20
--- /dev/null
+++ b/include/ftp/handshake_params.hpp
@@ -0,0 +1,16 @@
+#ifndef _HANDSHAKE_PARAMS_HPP_
+#define _HANDSHAKE_PARAMS_HPP_
+
+#include <string>
+
+namespace ftp {
+class handshake_params
+{
+  std::string host_;
+  std::string username_;
+  std::string password_;
+  int port;
+};
+}  // namespace ftp
+
+#endif  // !_HANDSHAKE_PARAMS_HPP_
diff --git a/include/ftp/impl/networking_algorithms.cpp b/include/ftp/impl/networking_algorithms.cpp
new file mode 100644
index 0000000..9920cfb
--- /dev/null
+++ b/include/ftp/impl/networking_algorithms.cpp
@@ -0,0 +1,34 @@
+#ifndef _NETWORKING_ALGORITHMS_CPP_
+#define _NETWORKING_ALGORITHMS_CPP_
+
+#pragma once
+
+#include <boost/asio/connect.hpp>
+#include <ftp/detail/network_algorithms.hpp>
+#include <ftp/handshake_params.hpp>
+
+namespace asio = boost::asio;
+
+inline void ftp::detail::connect_interface(
+    tcp::socket& socket,
+    const tcp::resolver::results_type& endpoints,
+    const handshake_params& params,
+    error_code& ec
+)
+{
+  asio::connect(socket, endpoints, ec);
+  if (ec)
+  {
+    return;
+  }
+}
+
+inline void ftp::detail::handshake_interface(
+    tcp::socket& socket,
+    const handshake_params& params,
+    error_code& ec
+)
+{
+}
+
+#endif