mortinger91/cpp-tcp-udp-sockets

A somewhat educational project featuring sockets. TCP and UDP server and client

cpp-tcp-udp-sockets

Easy CMake C++ project that uses sockets. Supports Linux and macOS.

• TCP server:
  Listen on a port for incoming TCP connections.
  Prints everything it receives through the connection in the stdout.
  Sends the message it has received through the connection.
• TCP client:
  Connect to an endpoint and port.
  Prints everything it receives through the connection in the stdout.
• UDP server:
  Listen on a port for incoming UDP datagrams.
  Multiple clients can send datagrams at its IP address and port.
  Prints everything it receives in the stdout.
  Sends back to the specific client the message it has received.
• UDP client:
  Connect to an endpoint and port.
  Prints everything it receives through the connection in the stdout.

Requirements:

• CMake
• Clang
• LLDB
• clang-format (optional)
• VSCode 'CodeLLDB' extension (optional)

Set up project:

./ProjectFolder/scripts/build_cmake_debug.sh

or execute VSCode task build_cmake_debug.

Build and Debug:

./ProjectFolder/scripts/build_debug.sh

Followed by:

lldb ./build/Debug/bin/cpp-cmake-template

or launch VSCode DEBUG configuration.

Run tests:

./ProjectFolder/scripts/run_tests.sh

or execute VSCode task run_tests.

Run tests in a Docker container:

docker compose down --volumes --rmi all
docker compose up

Build release:

./ProjectFolder/scripts/create_release.sh

or execute VSCode task create_release.

Notes:

• To add new files:
  • create a new folder in ProjectFolder/src
  • add *.cpp and *.h files into it.
  • Remember to re-run build_cmake_debug
• To add new tests:
  • add new test_*.cpp files in ProjectFolder/test.
  • Remember to re-run build_cmake_debug