#include <sys/errno.h>
#include <sys/file.h>
#include <sys/stat.h>
+#include <sys/utsname.h>
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <fcntl.h>
#include <ctype.h>
+#include <termios.h>
+#include <unistd.h>
/* This is in netdevice.h. However, this compile will fail miserably if
you attempt to include netdevice.h because it has so many references
#define MAX_ADDR_LEN 7
#endif
-#include <linux/version.h>
-#include <net/if.h>
#include <linux/ppp_defs.h>
-#include <net/if_arp.h>
#include <linux/if_ppp.h>
+
+#if __GLIBC__ >= 2
+#include <net/if_arp.h>
#include <net/route.h>
+#include <netinet/if_ether.h>
+#else
+#include <linux/if.h>
+#include <linux/if_arp.h>
+#include <linux/route.h>
#include <linux/if_ether.h>
+#endif
#include <netinet/in.h>
+#include <arpa/inet.h>
#include "pppd.h"
#include "fsm.h"
#include "ipcp.h"
-
-#ifndef RTF_DEFAULT /* Normally in <linux/route.h> from <net/route.h> */
-#define RTF_DEFAULT 0
-#endif
+#include "patchlevel.h"
#ifdef IPX_CHANGE
#include "ipxcp.h"
-#endif
+#include <linux/ipx.h>
+#endif /* IPX_CHANGE */
#ifdef LOCKLIB
#include <sys/locks.h>
#endif
+#ifndef RTF_DEFAULT /* Normally in <linux/route.h> from <net/route.h> */
+#define RTF_DEFAULT 0
+#endif
+
#define ok_error(num) ((num)==EIO)
static int tty_disc = N_TTY; /* The TTY discipline */
static char *lock_file;
+static struct utsname utsname; /* for the kernel version */
+
#define MAX_IFS 100
#define FLAGS_GOOD (IFF_UP | IFF_BROADCAST)
*/
extern int hungup;
-#define still_ppp() (hungup == 0)
#ifndef LOCK_PREFIX
#define LOCK_PREFIX "/var/lock/LCK.."
#endif
-/********************************************************************
- *
- * Functions to read and set the flags value in the device driver
- */
-
static void set_ppp_fd (int new_fd)
- {
- SYSDEBUG ((LOG_DEBUG, "setting ppp_fd to %d\n", ppp_fd));
- ppp_fd = new_fd;
- }
+{
+ SYSDEBUG ((LOG_DEBUG, "setting ppp_fd to %d\n", ppp_fd));
+ ppp_fd = new_fd;
+}
+
+static int still_ppp(void)
+{
+ if (!hungup || ppp_fd == slave_fd)
+ return 1;
+ if (slave_fd >= 0) {
+ set_ppp_fd(slave_fd);
+ return 1;
+ }
+ return 0;
+}
/********************************************************************
*
die(1);
}
}
+
+ uname(&utsname);
}
/********************************************************************
void sys_cleanup(void)
{
- struct ifreq ifr;
/*
* Take down the device
*/
void disestablish_ppp(int tty_fd)
{
- int x;
- char *s;
-
/*
* Attempt to restore the previous tty settings
*/
#endif
#ifdef EXTB
{ 38400, EXTB },
+#endif
+#ifdef B230400
+ { 230400, B230400 },
+#endif
+#ifdef B460800
+ { 460800, B460800 },
#endif
{ 0, 0 }
};
void set_up_tty (int tty_fd, int local)
{
- int speed, x;
+ int speed;
struct termios tios;
if (tcgetattr(tty_fd, &tios) < 0)
}
fclose (fp);
}
- return 0;
+
+ /* Default the mount location of /proc */
+ strncpy (route_buffer, "/proc", sizeof (route_buffer)-10);
+ return 1;
}
/********************************************************************
static int read_route_table (struct rtentry *rt)
{
static char delims[] = " \t\n";
- char *dev_ptr, *ptr, *dst_ptr, *gw_ptr, *flag_ptr;
+ char *dev_ptr, *dst_ptr, *gw_ptr, *flag_ptr;
memset (rt, '\0', sizeof (struct rtentry));
SET_SA_FAMILY (rt.rt_dst, AF_INET);
SET_SA_FAMILY (rt.rt_gateway, AF_INET);
-#if LINUX_VERSION_CODE > 0x020100
- SET_SA_FAMILY (rt.rt_genmask, AF_INET);
- ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = 0L;
-#endif
+ if (strcmp(utsname.release, "2.1.0") > 0) {
+ SET_SA_FAMILY (rt.rt_genmask, AF_INET);
+ ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = 0L;
+ }
((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = gateway;
SET_SA_FAMILY (rt.rt_dst, AF_INET);
SET_SA_FAMILY (rt.rt_gateway, AF_INET);
-#if LINUX_VERSION_CODE > 0x020100
- SET_SA_FAMILY (rt.rt_genmask, AF_INET);
- ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = 0L;
-#endif
+ if (strcmp(utsname.release, "2.1.0") > 0) {
+ SET_SA_FAMILY (rt.rt_genmask, AF_INET);
+ ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = 0L;
+ }
((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = gateway;
struct sockaddr *hwaddr,
char *name)
{
- struct ifreq *ifr, *ifend, *ifp;
- int i;
+ struct ifreq *ifr, *ifend;
u_int32_t ina, mask;
struct ifreq ifreq;
struct ifconf ifc;
/********************************************************************
*
- * Procedure to determine if the PPP line dicipline is registered.
+ * Procedure to determine if the PPP line discipline is registered.
*/
int
"This system lacks kernel support for PPP. This could be because\n"
"the PPP kernel module is not loaded, or because the kernel is\n"
"not configured for PPP. See the README.linux file in the\n"
- "ppp-2.3.1 distribution.\n";
+ "ppp-2.3.3 distribution.\n";
}
/*
* This is the PPP device. Validate the version of the driver at this
/*
* Validate the version of the driver against the version that we used.
*/
- decode_version (PPP_VERSION,
+ decode_version (VERSION,
&my_version,
&my_modification,
&my_patch);
{
if (! ok_error (errno))
{
- syslog (LOG_ERR, "ioctl(PPPIOCSFLAGS): %m(%d)", errno);
+ syslog (LOG_ERR, "ioctl(PPPIOCSMAXCID): %m(%d)", errno);
}
vjcomp = 0;
}
return (0);
}
/*
- * Set the netmask
+ * Set the netmask.
+ * For recent kernels, force the netmask to 255.255.255.255.
*/
+ if (strcmp(utsname.release, "2.1.16") >= 0)
+ net_mask = ~0L;
if (net_mask != 0)
{
((struct sockaddr_in *) &ifr.ifr_netmask)->sin_addr.s_addr = net_mask;
/*
* Add the device route
*/
-#if LINUX_VERSION_CODE < 0x020100+16 /* 2.1.16 */
- SET_SA_FAMILY (rt.rt_dst, AF_INET);
- SET_SA_FAMILY (rt.rt_gateway, AF_INET);
- rt.rt_dev = ifname;
-
- ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = 0L;
- ((struct sockaddr_in *) &rt.rt_dst)->sin_addr.s_addr = his_adr;
- rt.rt_flags = RTF_UP | RTF_HOST;
+ if (strcmp(utsname.release, "2.1.16") < 0) {
+ SET_SA_FAMILY (rt.rt_dst, AF_INET);
+ SET_SA_FAMILY (rt.rt_gateway, AF_INET);
+ rt.rt_dev = ifname;
-#if LINUX_VERSION_CODE > 0x020100
- SET_SA_FAMILY (rt.rt_genmask, AF_INET);
- ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = -1L;
-#endif
+ ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = 0L;
+ ((struct sockaddr_in *) &rt.rt_dst)->sin_addr.s_addr = his_adr;
+ rt.rt_flags = RTF_UP | RTF_HOST;
- if (ioctl(sock_fd, SIOCADDRT, &rt) < 0)
- {
- if (! ok_error (errno))
- {
- syslog (LOG_ERR, "ioctl(SIOCADDRT) device route: %m(%d)", errno);
- }
- return (0);
+ if (strcmp(utsname.release, "2.1.0") > 0) {
+ SET_SA_FAMILY (rt.rt_genmask, AF_INET);
+ ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = -1L;
}
-#endif
+
+ if (ioctl(sock_fd, SIOCADDRT, &rt) < 0)
+ {
+ if (! ok_error (errno))
+ {
+ syslog (LOG_ERR, "ioctl(SIOCADDRT) device route: %m(%d)", errno);
+ }
+ return (0);
+ }
+ }
return 1;
}
int cifaddr (int unit, u_int32_t our_adr, u_int32_t his_adr)
{
-#if LINUX_VERSION_CODE < 0x020100+16 /* 2.1.16 */
struct rtentry rt;
+
+ if (strcmp(utsname.release, "2.1.16") < 0) {
/*
* Delete the route through the device
*/
- memset (&rt, '\0', sizeof (rt));
-
- SET_SA_FAMILY (rt.rt_dst, AF_INET);
- SET_SA_FAMILY (rt.rt_gateway, AF_INET);
- rt.rt_dev = ifname;
+ memset (&rt, '\0', sizeof (rt));
- ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = 0;
- ((struct sockaddr_in *) &rt.rt_dst)->sin_addr.s_addr = his_adr;
- rt.rt_flags = RTF_UP | RTF_HOST;
+ SET_SA_FAMILY (rt.rt_dst, AF_INET);
+ SET_SA_FAMILY (rt.rt_gateway, AF_INET);
+ rt.rt_dev = ifname;
-#if LINUX_VERSION_CODE > 0x020100
- SET_SA_FAMILY (rt.rt_genmask, AF_INET);
- ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = -1L;
-#endif
+ ((struct sockaddr_in *) &rt.rt_gateway)->sin_addr.s_addr = 0;
+ ((struct sockaddr_in *) &rt.rt_dst)->sin_addr.s_addr = his_adr;
+ rt.rt_flags = RTF_UP | RTF_HOST;
- if (ioctl(sock_fd, SIOCDELRT, &rt) < 0 && errno != ESRCH)
- {
- if (still_ppp() && ! ok_error (errno))
- {
- syslog (LOG_ERR, "ioctl(SIOCDELRT) device route: %m(%d)", errno);
- }
- return (0);
+ if (strcmp(utsname.release, "2.1.0") > 0) {
+ SET_SA_FAMILY (rt.rt_genmask, AF_INET);
+ ((struct sockaddr_in *) &rt.rt_genmask)->sin_addr.s_addr = -1L;
}
-#endif
+
+ if (ioctl(sock_fd, SIOCDELRT, &rt) < 0 && errno != ESRCH)
+ {
+ if (still_ppp() && ! ok_error (errno))
+ {
+ syslog (LOG_ERR, "ioctl(SIOCDELRT) device route: %m(%d)", errno);
+ }
+ return (0);
+ }
+ }
return 1;
}
master_fd = -1;
for (i = 0; i < 64; ++i) {
sprintf(loop_name, "/dev/pty%c%x", 'p' + i / 16, i % 16);
- master_fd = open(loop_name, O_RDWR, 0);
+ master_fd = open(loop_name, O_RDWR | O_NOCTTY, 0);
if (master_fd >= 0)
break;
}
}
SYSDEBUG((LOG_DEBUG, "using %s for loopback", loop_name));
loop_name[5] = 't';
- slave_fd = open(loop_name, O_RDWR, 0);
+ slave_fd = open(loop_name, O_RDWR | O_NOCTTY, 0);
if (slave_fd < 0) {
syslog(LOG_ERR, "Couldn't open %s for loopback: %m", loop_name);
die(1);
}
\f
-#include <linux/ipx.h>
-
/********************************************************************
*
* sipxfaddr - Config the interface IPX networknumber
#ifdef IPX_CHANGE
int skfd;
- struct sockaddr_ipx ipx_addr;
struct ifreq ifr;
struct sockaddr_ipx *sipx = (struct sockaddr_ipx *) &ifr.ifr_addr;
#ifdef IPX_CHANGE
int skfd;
- struct sockaddr_ipx ipx_addr;
struct ifreq ifr;
struct sockaddr_ipx *sipx = (struct sockaddr_ipx *) &ifr.ifr_addr;
return 0;
}
+/*
+ * Use the hostname as part of the random number seed.
+ */
+int
+get_host_seed()
+{
+ int h;
+ char *p = hostname;
+
+ h = 407;
+ for (p = hostname; *p != 0; ++p)
+ h = h * 37 + *p;
+ return h;
+}
+
/********************************************************************
*
* sys_check_options - check the options that the user specified