#include <stdio.h>
#include <stdio.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <unistd.h>
#include <netinet/sctp.h>
#include <sys/uio.h>

main()
{
         struct sockaddr_in addr;
         addr.sin_family = AF_INET;
         addr.sin_addr.s_addr = inet_addr("127.0.0.1");
         addr.sin_port = htons(8555);
         int sd = socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP); 
         if(bind(sd, (struct sockaddr *)&addr,0x10 )==-1){
             printf("bind_err\n");
         }
         else printf("binded\n");

         if ( listen(sd, 1)==-1) {
                printf("listen_err");
                exit(1);
         } else printf("listening...\n");


         for (;;) {
             printf("accept");
             if ((accept(sd, NULL, 0)) ==-1) {
                     printf("accept_err");
                     exit(1);
             } 
             else printf("accepting...\n");
        }
  

}