working commit

2026-04-22 18:15:05 +02:00
parent f1b7d9783d
commit 76c797b489
13 changed files with 207 additions and 135 deletions
@@ -0,0 +1,61 @@
+
+extern "C" {
+#include <netinet/ip.h>
+#include <arpa/inet.h>
+}
+
+#include <expected>
+#include <string>
+#include <iostream>
+#include <format>
+
+
+#include <interface.hpp>
+#include <tunclient.hpp>
+
+
+std::expected<void, std::string> TClient::Create(const std::string name, const std::string addr, const int prefix) {
+        auto createRes = iface.Create(name);
+        if (!createRes) {
+                return std::unexpected(createRes.error());
+        }
+        auto setaddrRes = iface.SetIP4Address(addr);
+        if (!setaddrRes) {
+                return std::unexpected(setaddrRes.error());
+        }
+        auto setprefixRes = iface.SetIP4Netmask(24);
+        if (!setprefixRes) {
+                return std::unexpected(setprefixRes.error());
+        }
+        auto setmtuRes = iface.SetMTU(1240);
+        if (!setmtuRes) {
+                return std::unexpected(setmtuRes.error());
+        }
+        auto upRes = iface.Up();
+        if (!upRes) {
+                return std::unexpected(upRes.error());
+        }
+        return {};
+}
+
+std::expected<void, std::string> TClient::Run() {
+        while (true) {
+                auto readRes = iface.Read();
+                if (!readRes) {
+                        std::cerr << std::format("Error: {}\n", readRes.error());
+                }
+                auto value = readRes.value();
+                std::cerr << std::format("Packet size: {}\n", value.size());
+                struct iphdr* iphdr = (struct iphdr*)(value.data());
+
+                struct in_addr src, dest;
+                src.s_addr = iphdr->saddr;
+                dest.s_addr = iphdr->daddr;
+
+                std::cout << "Source IP: " << inet_ntoa(src) << std::endl;
+                std::cout << "Dest IP: " << inet_ntoa(dest) << std::endl;
+                std::cout << "Protocol: " << (int)iphdr->protocol << std::endl;
+
+        }
+        return {};
+}