#include "def"

main(argc, argv )
int argc;
char *argv[];


{
	int   sd;
	int   i;
	struct   sockaddr_in6 server;
	char buff[1024];
	int rc;
	struct sockaddr_in6 cliaddr;
	time_t                          ticks;
	int len;


        if (argc < 2){
                printf("Usage DayTimeServer6SctpQ  <port>\n");
                exit(-1);
        }

	server.sin6_family = AF_INET6;
	server.sin6_addr = in6addr_any;
	server.sin6_port = htons(atoi(argv[1]));


	sd = socket (AF_INET6,SOCK_SEQPACKET,IPPROTO_SCTP);

	if (   bind( sd, (SA *) &server, sizeof(server) ) < 0 ){
		printf("error binding\n");
		exit(-1) ;
	}
	listen(sd, 1);

	len = sizeof(server);
	getsockname(sd, (SA *) &server, &len);
	printf("My end: %s, port %d\n",
	    inet_ntop(AF_INET6, &server.sin6_addr, buff, sizeof(buff)),
	    ntohs(server.sin6_port));


	for(;;){

		len = sizeof(cliaddr);
		rc = recvfrom (sd, buff, sizeof(buff), 0, (SA *) &cliaddr, &len);
		printf("Got request from %s, port %d\n",
		    inet_ntop(AF_INET6, &cliaddr.sin6_addr, buff, sizeof(buff)), 
		    ntohs(cliaddr.sin6_port));

		ticks = time(NULL);
		snprintf(buff, sizeof(buff), "%.24s\r\n", ctime(&ticks));
		len = sizeof(cliaddr);
		if ((sendto(sd, buff, strlen(buff), 0, (SA *) &cliaddr, len)) < 0){
			perror("sendto()");
		}
                printf("Sent %s\n", buff);
	}
}