* OR MODIFICATIONS.
*/
-#ifndef lint
-static char rcsid[] = "$Id: sys-sunos4.c,v 1.15 1999/03/16 22:53:48 paulus Exp $";
-#endif
+#define RCSID "$Id: sys-sunos4.c,v 1.25 1999/12/23 01:38:19 paulus Exp $"
#include <stdio.h>
#include <stddef.h>
#endif
#endif /*sparc*/
+static const char rcsid[] = RCSID;
+
static int pppfd;
static int fdmuxid = -1;
static int iffd;
return 1;
}
-
+#if 0
/*
* daemon - Detach us from controlling terminal session.
*/
}
return 0;
}
+#endif
/*
* ppp_available - check whether the system has any ppp interfaces
int t;
t = timo == NULL? -1: timo->tv_sec * 1000 + timo->tv_usec / 1000;
- if (poll(pollfds, n_pollfds, t) < 0 && errno != EINTR)
- fatal("poll: %m");
+ if (poll(pollfds, n_pollfds, t) < 0 && errno != EINTR) {
+ if (errno != EAGAIN)
+ fatal("poll: %m");
+ /* we can get EAGAIN on a heavily loaded system,
+ * just wait a short time and try again. */
+ usleep(50000);
+ }
+}
+
+/*
+ * add_fd - add an fd to the set that wait_input waits for.
+ */
+void add_fd(fd)
+ int fd;
+{
+ int n;
+
+ for (n = 0; n < n_pollfds; ++n)
+ if (pollfds[n].fd == fd)
+ return;
+ if (n_pollfds < MAX_POLLFDS) {
+ pollfds[n_pollfds].fd = fd;
+ pollfds[n_pollfds].events = POLLIN | POLLPRI | POLLHUP;
+ ++n_pollfds;
+ } else
+ error("Too many inputs!");
}
+/*
+ * remove_fd - remove an fd from the set that wait_input waits for.
+ */
+void remove_fd(fd)
+ int fd;
+{
+ int n;
+
+ for (n = 0; n < n_pollfds; ++n) {
+ if (pollfds[n].fd == fd) {
+ while (++n < n_pollfds)
+ pollfds[n-1] = pollfds[n];
+ --n_pollfds;
+ break;
+ }
+ }
+}
+
+#if 0
/*
* wait_loop_output - wait until there is data available on the
* loopback, for the length of time specified by *timo (indefinite
if (n < 0 && errno != EINTR)
fatal("select: %m");
}
-
+#endif
/*
* read_packet - get a PPP packet from the serial device.
flags = 0;
len = getmsg(pppfd, &ctrl, &data, &flags);
if (len < 0) {
- if (errno = EAGAIN || errno == EINTR)
+ if (errno == EAGAIN || errno == EINTR)
return -1;
fatal("Error reading packet: %m");
}
/* set mtu for ip as well */
memset(&ifr, 0, sizeof(ifr));
- strlcpy(ifr.ifr_name, sizeof(ifr.ifr_name), ifname);
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
ifr.ifr_metric = link_mtu;
if (ioctl(sockfd, SIOCSIFMTU, &ifr) < 0) {
error("Couldn't set IP MTU: %m");
return strioctl(pppfd, PPPIO_GIDLE, ip, 0, sizeof(struct ppp_idle)) >= 0;
}
+/*
+ * get_ppp_stats - return statistics for the link.
+ */
+int
+get_ppp_stats(u, stats)
+ int u;
+ struct pppd_stats *stats;
+{
+ struct ppp_stats s;
+
+ if (strioctl(pppfd, PPPIO_GETSTAT, &s, 0, sizeof(s)) < 0) {
+ error("Couldn't get link statistics: %m");
+ return 0;
+ }
+ stats->bytes_in = s.p.ppp_ibytes;
+ stats->bytes_out = s.p.ppp_obytes;
+ return 1;
+}
+
/*
* ccp_fatal_error - returns 1 if decompression was disabled as a
{
struct ifreq ifr;
- strlcpy(ifr.ifr_name, sizeof(ifr.ifr_name), ifname);
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &ifr) < 0) {
error("Couldn't mark interface up (get): %m");
return 0;
{
struct ifreq ifr;
- strlcpy(ifr.ifr_name, sizeof(ifr.ifr_name), ifname);
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &ifr) < 0) {
error("Couldn't mark interface down (get): %m");
return 0;
struct ifreq ifr;
memset(&ifr, 0, sizeof(ifr));
- strlcpy(ifr.ifr_name, sizeof(ifr.ifr_name), ifname);
+ strlcpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
ifr.ifr_addr.sa_family = AF_INET;
INET_ADDR(ifr.ifr_addr) = m;
if (ioctl(sockfd, SIOCSIFNETMASK, &ifr) < 0) {
* Check that the interface is up, and not point-to-point
* or loopback.
*/
- strlcpy(ifreq.ifr_name, sizeof(ifreq.ifr_name), ifr->ifr_name);
+ strlcpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &ifreq) < 0)
continue;
if ((ifreq.ifr_flags &
error("Couldn't open /dev/nit: %m");
return 0;
}
- strlcpy(ifreq.ifr_name, sizeof(ifreq.ifr_name), ifr->ifr_name);
+ strlcpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name));
if (ioctl(nit_fd, NIOCBIND, &ifreq) < 0
|| ioctl(nit_fd, SIOCGIFADDR, &ifreq) < 0) {
error("Couldn't get hardware address for %s: %m",
if ((fd = open(WTMPFILE, O_WRONLY|O_APPEND, 0)) < 0)
return;
if (!fstat(fd, &buf)) {
- strlcpy(ut.ut_line, sizeof(ut.ut_line), line);
- strlcpy(ut.ut_name, sizeof(ut.ut_name), name);
- strlcpy(ut.ut_host, sizeof(ut.ut_host), host);
+ strncpy(ut.ut_line, line, sizeof(ut.ut_line));
+ strncpy(ut.ut_name, name, sizeof(ut.ut_name));
+ strncpy(ut.ut_host, host, sizeof(ut.ut_host));
(void)time(&ut.ut_time);
if (write(fd, (char *)&ut, sizeof(struct utmp)) != sizeof(struct utmp))
(void)ftruncate(fd, buf.st_size);
/*
* Check that the interface is up, and not point-to-point or loopback.
*/
- strlcpy(ifreq.ifr_name, sizeof(ifreq.ifr_name), ifr->ifr_name);
+ strlcpy(ifreq.ifr_name, ifr->ifr_name, sizeof(ifreq.ifr_name));
if (ioctl(sockfd, SIOCGIFFLAGS, &ifreq) < 0)
continue;
if ((ifreq.ifr_flags & (IFF_UP|IFF_POINTOPOINT|IFF_LOOPBACK))
return gethostid();
}
+#if 0
/*
* Code for locking/unlocking the serial device.
* This code is derived from chat.c.
lock_file = NULL;
}
}
+#endif /* lock stuff removed */
+
+/*
+ * get_pty - get a pty master/slave pair and chown the slave side
+ * to the uid given. Assumes slave_name points to >= 12 bytes of space.
+ */
+int
+get_pty(master_fdp, slave_fdp, slave_name, uid)
+ int *master_fdp;
+ int *slave_fdp;
+ char *slave_name;
+ int uid;
+{
+ int i, mfd, sfd;
+ char pty_name[12];
+ struct termios tios;
+
+ sfd = -1;
+ for (i = 0; i < 64; ++i) {
+ slprintf(pty_name, sizeof(pty_name), "/dev/pty%c%x",
+ 'p' + i / 16, i % 16);
+ mfd = open(pty_name, O_RDWR, 0);
+ if (mfd >= 0) {
+ pty_name[5] = 't';
+ sfd = open(pty_name, O_RDWR | O_NOCTTY, 0);
+ if (sfd >= 0)
+ break;
+ close(mfd);
+ }
+ }
+ if (sfd < 0)
+ return 0;
+
+ strlcpy(slave_name, pty_name, 12);
+ *master_fdp = mfd;
+ *slave_fdp = sfd;
+ fchown(sfd, uid, -1);
+ fchmod(sfd, S_IRUSR | S_IWUSR);
+ if (tcgetattr(sfd, &tios) == 0) {
+ tios.c_cflag &= ~(CSIZE | CSTOPB | PARENB);
+ tios.c_cflag |= CS8 | CREAD;
+ tios.c_iflag = IGNPAR | CLOCAL;
+ tios.c_oflag = 0;
+ tios.c_lflag = 0;
+ if (tcsetattr(sfd, TCSAFLUSH, &tios) < 0)
+ warn("couldn't set attributes on pty: %m");
+ } else
+ warn("couldn't get attributes on pty: %m");
+
+ return 1;
+}
/*
* SunOS doesn't have strtoul :-(