#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/types.h>
#include <sys/time.h>
#include <errno.h>
#include "client.h"

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

	/* Parse options to get leafname before init functions */
	display_init(argc, argv);
	packet_init();
	options_daemonize();
	signal_init();
	while (1)
	{
		struct timeval now, tv;
		struct timeval expire={0L, 0L};
		struct timeval *tvp=NULL;
		int maxfd=-1;
		fd_set rfds;
		fd_set wfds;
/* 		int debugf=1; */

/* 		printf("xid_sent_latest: %i\n", xid_sent_latest); */
/* 		printf("xid_recv_latest: %i\n", xid_recv_latest); */
/* 		printf("xid_hand_latest: %i\n", xid_hand_latest); */
/* 		printf("xid_stored_first: %i\n", xid_stored_first); */
/* 		printf("xid_stored_last: %i\n", xid_stored_last); */
/* 		printf("xid_display_first: %i\n", xid_display_first); */
/* 		printf("xid_display_last: %i\n", xid_display_last); */

		FD_ZERO(&rfds);
		FD_ZERO(&wfds);
/* 		printf("select:"); */
		signal_preselect(&maxfd, &rfds, &expire);
		packet_preselect(&maxfd, &rfds, &expire);
		display_preselect(&maxfd, &rfds, &wfds, &expire);

	again:
		if (expire.tv_sec)
		{
			gettimeofday(&now, NULL);
			tv.tv_sec=expire.tv_sec-now.tv_sec;
			tv.tv_usec=expire.tv_usec-now.tv_usec;
			if (tv.tv_usec<0) { tv.tv_sec--; tv.tv_usec+=1000000; }
			if (tv.tv_sec<0) { tv.tv_sec=tv.tv_usec=0; }
/* 			if (debugf) */
/* 				printf(" [timeout %li.%li]",  */
/* 					tv.tv_sec, tv.tv_usec); */
			tvp=&tv;
		}
/* 		if (debugf) { printf("\n"); debugf=0; } */
		if (select(maxfd+1, &rfds, &wfds, NULL, tvp)==-1)
		{
			if (errno==EINTR) goto again;
			fprintf(stderr, "select: %s\n", strerror(errno));
			exit(1);
		}
		signal_postselect(&rfds);
		packet_postselect(&rfds);
		display_postselect(&rfds, &wfds);
	}
}