Using socket in C with structure sending // SERVER

server.c

/* tcpserver.c */

#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>

typedef struct 
{
  char *msg;
  size_t msg_lenght;
  uint16_t type;
} package;

int main()
{
        int sock, connected, bytes_recieved , true = 1;  
        char send_data [1024] , recv_data[1024];       

        struct sockaddr_in server_addr,client_addr;    
        int sin_size;
        
        if ((sock = socket(AF_INET, SOCK_STREAM, 0)) == -1) {
            perror("Socket");
            exit(1);
        }

        if (setsockopt(sock,SOL_SOCKET,SO_REUSEADDR,&true,sizeof(int)) == -1) {
            perror("Setsockopt");
            exit(1);
        }
        
        server_addr.sin_family = AF_INET;         
        server_addr.sin_port = htons(5000);     
        server_addr.sin_addr.s_addr = INADDR_ANY; 
        bzero(&(server_addr.sin_zero),8); 

        if (bind(sock, (struct sockaddr *)&server_addr, sizeof(struct sockaddr))
                                                                       == -1) {
            perror("Unable to bind");
            exit(1);
        }

        if (listen(sock, 5) == -1) {
            perror("Listen");
            exit(1);
        }
        
    printf("\nTCPServer Waiting for client on port 5000");
        fflush(stdout);

        package PCKG;

        PCKG.msg = "Hello Earth 2.0!";
        PCKG.msg_lenght = strlen(PCKG.msg);
        PCKG.type = 1;

        printf("\n\nMSG: %s STRLEN: %zu\n\n", PCKG.msg, PCKG.msg_lenght);
        sin_size = sizeof(struct sockaddr_in);

        connected = accept(sock, (struct sockaddr *)&client_addr,&sin_size);

        printf("\n I got a connection from (%s , %d)\n",
               inet_ntoa(client_addr.sin_addr),ntohs(client_addr.sin_port));

        send(connected, &(PCKG), sizeof(&PCKG), 0); 
        close(connected);    

      close(sock);
      return 0;
}