Subversion Repositories planix.SVN

#include <u.h>

#include <libc.h>

void	getstr(int, char*, int);

void

main(void)

{

	char luser[128], ruser[128], term[128], err[128];

	getstr(0, err, sizeof(err));

	getstr(0, ruser, sizeof(ruser));

	getstr(0, luser, sizeof(luser));

	getstr(0, term, sizeof(term));

	write(0, "", 1);

	if(luser[0] == '\0')

		strncpy(luser, ruser, sizeof luser);

	luser[sizeof luser-1] = '\0';

	syslog(0, "telnet", "rlogind %s", luser);

	execl("/bin/ip/telnetd", "telnetd", "-n", "-u", luser, nil);

	fprint(2, "can't exec con service: %r\n");

	exits("can't exec");

}

void

getstr(int fd, char *str, int len)

{

	char c;

	int n;

	while(--len > 0){

		n = read(fd, &c, 1);

		if(n < 0)

			return;

		if(n == 0)

			continue;

		*str++ = c;

		if(c == 0)

			break;

	}

	*str = '\0';

}