client with socket

client_6.c

+#include <iostream>
+#include <cstdlib>
+#include <cstring>
+#include <sys/socket.h>
+#include <arpa/inet.h> 
+#include <unistd.h>
+
+#define PORT 8080
+
+int main() {
+    int sock = 0;
+    struct sockaddr_in serv_addr;
+    int random_number;
+
+    if ((sock = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
+        std::cerr << "Socket creation error" << std::endl;
+        exit(EXIT_FAILURE);
+    }
+
+    serv_addr.sin_family = AF_INET;
+    serv_addr.sin_port = htons(PORT);
+
+    if (inet_pton(AF_INET, "127.0.0.1", &serv_addr.sin_addr) <= 0) {
+        std::cerr << "Wrong address" << std::endl;
+        exit(EXIT_FAILURE);
+    }
+
+    if (connect(sock, (struct sockaddr *)&serv_addr, sizeof(serv_addr)) < 0) {
+        std::cerr << "Connection failed" << std::endl;
+        exit(EXIT_FAILURE);
+    }
+
+    while (true) {
+        if (read(sock, &random_number, sizeof(random_number)) > 0) {
+            std::cout << "Received: " << random_number << std::endl;
+        } else {
+            std::cerr << "Failed to read from server " << std::endl;
+            close(sock);
+            exit(EXIT_FAILURE);
+        }
+    }
+
+    close(sock);
+    return 0;
+}