From aa458dadd6cbfddba12c04d60c90c7ebd8b42361 Mon Sep 17 00:00:00 2001
From: Robert <robert.altner@stud.htwk-leipzig.de>
Date: Fri, 30 Jun 2023 01:13:55 +0200
Subject: [PATCH] add network and device structure

---
 .gitignore          |  2 ++
 CMakeLists.txt      |  5 +++++
 README.md           |  1 +
 include/Device.hpp  | 20 ++++++++++++++++++++
 include/Netsim.hpp  |  4 ++++
 include/Network.hpp | 21 +++++++++++++++++++++
 src/CMakeLists.txt  |  9 +++++++++
 src/Device.cpp      | 39 +++++++++++++++++++++++++++++++++++++++
 src/Network.cpp     | 23 +++++++++++++++++++++++
 src/main.cpp        | 14 ++++++++++++++
 10 files changed, 138 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 CMakeLists.txt
 create mode 100644 README.md
 create mode 100644 include/Device.hpp
 create mode 100644 include/Netsim.hpp
 create mode 100644 include/Network.hpp
 create mode 100644 src/CMakeLists.txt
 create mode 100644 src/Device.cpp
 create mode 100644 src/Network.cpp
 create mode 100644 src/main.cpp

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..608b1d4
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.vscode/
+build/
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..5bb4b4d
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,5 @@
+cmake_minimum_required(VERSION 3.10)
+
+project(network_simulator)
+
+add_subdirectory(src)
\ No newline at end of file
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..4fa6f01
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+# Network Simulator
\ No newline at end of file
diff --git a/include/Device.hpp b/include/Device.hpp
new file mode 100644
index 0000000..0d415a4
--- /dev/null
+++ b/include/Device.hpp
@@ -0,0 +1,20 @@
+#pragma once
+
+#include <cstdint>
+#include <string>
+#include <memory>
+
+class Device {
+public:
+    friend std::ostream& operator<<(std::ostream& os, const Device& device);
+
+public:
+    Device(const std::string& macAddress);
+    static std::shared_ptr<Device> create(const std::string& macAddress);
+
+private:
+    void parseAndSetMac(const std::string& macAddress);
+
+private:
+    uint8_t macAddress[6];
+};
\ No newline at end of file
diff --git a/include/Netsim.hpp b/include/Netsim.hpp
new file mode 100644
index 0000000..3260b9f
--- /dev/null
+++ b/include/Netsim.hpp
@@ -0,0 +1,4 @@
+#pragma once
+
+#include "Network.hpp"
+#include "Device.hpp"
\ No newline at end of file
diff --git a/include/Network.hpp b/include/Network.hpp
new file mode 100644
index 0000000..90168b3
--- /dev/null
+++ b/include/Network.hpp
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <vector>
+#include <memory>
+#include <string>
+
+#include "Device.hpp"
+
+class Network {
+public:
+    friend std::ostream& operator<<(std::ostream& os, const Network& network);
+
+public:
+    Network(const std::string& name);
+
+    void addDevice(std::shared_ptr<Device> device);
+
+private:
+    std::vector<std::shared_ptr<Device>> devices;
+    std::string name;
+};
\ No newline at end of file
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 0000000..50303b5
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,9 @@
+add_executable(netsim 
+    "main.cpp"
+    "Device.cpp"
+    "Network.cpp"
+)
+
+target_include_directories(netsim PRIVATE
+    ${CMAKE_SOURCE_DIR}/include
+)
\ No newline at end of file
diff --git a/src/Device.cpp b/src/Device.cpp
new file mode 100644
index 0000000..0b3e12e
--- /dev/null
+++ b/src/Device.cpp
@@ -0,0 +1,39 @@
+#include "Device.hpp"
+
+#include <sstream>
+#include <iostream>
+
+Device::Device(const std::string& macAddress) {
+    parseAndSetMac(macAddress);
+}
+
+std::shared_ptr<Device> Device::create(const std::string& macAddress) {
+    return std::make_shared<Device>(macAddress);
+}
+
+void Device::parseAndSetMac(const std::string& mac) {
+    sscanf(
+        mac.c_str(),
+        "%hhx:%hhx:%hhx:%hhx:%hhx:%hhx",
+        &(macAddress[0]),
+        &(macAddress[1]),
+        &(macAddress[2]),
+        &(macAddress[3]),
+        &(macAddress[4]),
+        &(macAddress[5])
+    );
+}
+
+std::ostream& operator<<(std::ostream& os, const Device& device) {
+    printf(
+        "%02X:%02X:%02X:%02X:%02X:%02X",
+        device.macAddress[0],
+        device.macAddress[1],
+        device.macAddress[2],
+        device.macAddress[3],
+        device.macAddress[4],
+        device.macAddress[5]
+    );
+
+    return os;
+}
\ No newline at end of file
diff --git a/src/Network.cpp b/src/Network.cpp
new file mode 100644
index 0000000..271d4ba
--- /dev/null
+++ b/src/Network.cpp
@@ -0,0 +1,23 @@
+#include "Network.hpp"
+
+#include <iostream>
+
+Network::Network(const std::string& name) :
+    name(name)
+{
+}
+
+void Network::addDevice(std::shared_ptr<Device> device) {
+    devices.push_back(device);
+}
+
+std::ostream& operator<<(std::ostream& os, const Network& network) {
+    os << "Network '" << network.name << "'" << std::endl << std::endl;
+
+    os << "Devices:" << std::endl;
+    for (const auto& dev : network.devices) {
+        os << "\t" << *dev << std::endl;
+    }
+
+    return os;
+}
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
new file mode 100644
index 0000000..c364e37
--- /dev/null
+++ b/src/main.cpp
@@ -0,0 +1,14 @@
+#include <iostream>
+
+#include "Netsim.hpp"
+
+int main(int argc, char** argv) {
+    Network network("Testnet");
+
+    network.addDevice(Device::create("FA:56:A7:12:04:ED"));
+    network.addDevice(Device::create("87:1A:B5:77:3D:33"));
+
+    std::cout << network << std::endl;
+
+    return 0;
+}
\ No newline at end of file