Prepare files for public release

include/util/ip.h

@@ -0,0 +1,24 @@
+#ifndef IP_UTIL_H
+#define IP_UTIL_H
+
+#ifdef _WIN32
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#define CLOSE_SOCKET closesocket
+#pragma comment(lib, "ws2_32.lib")
+typedef SOCKET socket_t;
+#else
+#include <arpa/inet.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <unistd.h>
+#define CLOSE_SOCKET close
+typedef int socket_t;
+#endif
+
+bool is_valid_ipv4(const std::string &ip) {
+    struct in_addr addr;
+    return inet_pton(AF_INET, ip.c_str(), &addr) == 1;
+}
+
+#endif // IP_UTIL_H

include/util/log.h

@@ -0,0 +1,32 @@
+//
+// Created by sligh on 2026-01-09.
+//
+
+#ifndef LOG_H
+#define LOG_H
+
+#define ERRBUF_SIZE 300
+
+#include "spdlog/spdlog.h"
+
+#ifdef _WIN32
+
+void print_errno() {
+    char errbuf[ERRBUF_SIZE];
+    FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, WSAGetLastError(), 0, errbuf, sizeof(errbuf),
+                  NULL);
+    spdlog::error("{}", errbuf);
+}
+
+#else
+
+#include <errno.h>
+#include <string.h>
+
+void print_errno() {
+    spdlog::error("{}", strerror(errno));
+}
+
+#endif
+
+#endif //LOG_H

include/util/string.h

@@ -0,0 +1,23 @@
+//
+// Created by Johnathon Slightham on 2025-07-05.
+//
+
+#ifndef STRING_H
+#define STRING_H
+#include <sstream>
+#include <string>
+#include <vector>
+
+inline std::vector<std::string> split(const std::string &str, const char delimiter) {
+    std::vector<std::string> result;
+    std::stringstream ss(str);
+    std::string token;
+
+    while (std::getline(ss, token, delimiter)) {
+        result.push_back(token);
+    }
+
+    return result;
+}
+
+#endif //STRING_H