add main.cpp file for demonstration

src/main.cpp

@@ -0,0 +1,41 @@
+// Copyright 2022 Ravi Joshi
+// Date: 4 Aug 2022
+
+#include <simple_telnet_client/telnet_client.hpp>
+#include <memory>
+#include <string>
+#include <vector>
+
+int main()
+{
+ std::unique_ptr<simple_telnet_client::TelnetClient> clientPtr;
+ try {
+ std::cout << "Connecting to server..." << std::endl;
+ clientPtr = std::make_unique<simple_telnet_client::TelnetClient>("192.168.10.20", "23");
+ } catch (const std::exception & ex) {
+ std::cout << "Error: " << ex.what() << std::endl;
+ return 1;
+ }
+ std::cout << "Successfully connected to server" << std::endl;
+
+ // the server returns "Welcome\r\n" upon a successful connection
+ std::cout << "Response: [" << clientPtr->response() << "]" << std::endl;
+
+ // the second recv is needed to capture the empty new line
+ std::cout << "Response: [" << clientPtr->response() << "]" << std::endl;
+
+ // define our commands
+ const std::vector<std::string> commands = {
+ "INIT\r\n", 
+ "READ PT3\r\n", 
+ "READ PT4\r\n", 
+ "REM PT3\r\n"};
+
+ // execute commands and print the response in the terminal
+ for (const auto & cmd : commands) {
+ clientPtr->execute(cmd);
+ std::cout << "Response: [" << clientPtr->response() << "]" << std::endl;
+ }
+
+ return 0;
+}