Describe environment variables set for scripts.

[ppp.git] / pppd / sys-bsd.c

diff --git a/pppd/sys-bsd.c b/pppd/sys-bsd.c
index 123117b310d8f36379060c88f66dfc176ae0004a..22ba04dbd3c6269e4f459019b9833eb682244410 100644 (file)
--- a/pppd/sys-bsd.c
+++ b/pppd/sys-bsd.c
@@ -21,8 +21,8 @@
  */
 
 #ifndef lint
-static char rcsid[] = "$Id: sys-bsd.c,v 1.25 1996/05/27 00:00:12 paulus Exp $";
-#endif
+static char rcsid[] = "$Id: sys-bsd.c,v 1.30 1998/03/25 02:19:26 paulus Exp $";
+/*     $NetBSD: sys-bsd.c,v 1.1.1.3 1997/09/26 18:53:04 christos Exp $ */
 
 /*
  * TODO:
@@ -42,6 +42,13 @@ static char rcsid[] = "$Id: sys-bsd.c,v 1.25 1996/05/27 00:00:12 paulus Exp $";
 #include <sys/socket.h>
 #include <sys/time.h>
 #include <sys/stat.h>
+#include <sys/param.h>
+#ifdef NetBSD1_2
+#include <util.h>
+#endif
+#ifdef PPP_FILTER
+#include <net/bpf.h>
+#endif
 
 #include <net/if.h>
 #include <net/ppp_defs.h>
@@ -51,10 +58,17 @@ static char rcsid[] = "$Id: sys-bsd.c,v 1.25 1996/05/27 00:00:12 paulus Exp $";
 #include <netinet/in.h>
 
 #if RTM_VERSION >= 3
-#include <netinet/if_ether.h>
+#include <sys/param.h>
+#if defined(NetBSD) && (NetBSD >= 199703)
+#include <netinet/if_inarp.h>
+#else  /* NetBSD 1.2D or later */
+#include <net/if_ether.h>
+#endif
 #endif
 
 #include "pppd.h"
+#include "fsm.h"
+#include "ipcp.h"
 
 static int initdisc = -1;      /* Initial TTY discipline for ppp_fd */
 static int initfdflags = -1;   /* Initial file descriptor flags for ppp_fd */
@@ -119,7 +133,7 @@ sys_cleanup()
     if (ifaddrs[0] != 0)
        cifaddr(0, ifaddrs[0], ifaddrs[1]);
     if (default_route_gateway)
-       cifdefaultroute(0, default_route_gateway);
+       cifdefaultroute(0, 0, default_route_gateway);
     if (proxy_arp_addr)
        cifproxyarp(0, proxy_arp_addr);
 }
@@ -145,7 +159,6 @@ sys_check_options()
 {
 }
 
-
 /*
  * ppp_available - check whether the system has any ppp interfaces
  * (in fact we check whether we can do an ioctl on ppp0).
@@ -523,7 +536,7 @@ output(unit, p, len)
     int len;
 {
     if (debug)
-       log_packet(p, len, "sent ");
+       log_packet(p, len, "sent ", LOG_DEBUG);
 
     if (write(ttyfd, p, len) < 0) {
        if (errno != EIO)
@@ -793,6 +806,32 @@ get_idle_time(u, ip)
 }
 
 
+#ifdef PPP_FILTER
+/*
+ * set_filters - transfer the pass and active filters to the kernel.
+ */
+int
+set_filters(pass, active)
+    struct bpf_program *pass, *active;
+{
+    int ret = 1;
+
+    if (pass->bf_len > 0) {
+       if (ioctl(ppp_fd, PPPIOCSPASS, pass) < 0) {
+           syslog(LOG_ERR, "Couldn't set pass-filter in kernel: %m");
+           ret = 0;
+       }
+    }
+    if (active->bf_len > 0) {
+       if (ioctl(ppp_fd, PPPIOCSACTIVE, active) < 0) {
+           syslog(LOG_ERR, "Couldn't set active-filter in kernel: %m");
+           ret = 0;
+       }
+    }
+    return ret;
+}
+#endif
+
 /*
  * sifvjcomp - config tcp header compression
  */
@@ -812,7 +851,7 @@ sifvjcomp(u, vjcomp, cidcomp, maxcid)
        syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m");
        return 0;
     }
-    if (ioctl(ppp_fd, PPPIOCSMAXCID, (caddr_t) &maxcid) < 0) {
+    if (vjcomp && ioctl(ppp_fd, PPPIOCSMAXCID, (caddr_t) &maxcid) < 0) {
        syslog(LOG_ERR, "ioctl(PPPIOCSFLAGS): %m");
        return 0;
     }
@@ -912,6 +951,7 @@ sifaddr(u, o, h, m)
     u_int32_t o, h, m;
 {
     struct ifaliasreq ifra;
+    struct ifreq ifr;
 
     strncpy(ifra.ifra_name, ifname, sizeof(ifra.ifra_name));
     SET_SA_FAMILY(ifra.ifra_addr, AF_INET);
@@ -923,13 +963,20 @@ sifaddr(u, o, h, m)
        ((struct sockaddr_in *) &ifra.ifra_mask)->sin_addr.s_addr = m;
     } else
        BZERO(&ifra.ifra_mask, sizeof(ifra.ifra_mask));
+    BZERO(&ifr, sizeof(ifr));
+    strncpy(ifr.ifr_name, ifname, sizeof(ifr.ifr_name));
+    if (ioctl(sockfd, SIOCDIFADDR, (caddr_t) &ifr) < 0) {
+       if (errno != EADDRNOTAVAIL)
+           syslog(LOG_WARNING, "Couldn't remove interface address: %m");
+    }
     if (ioctl(sockfd, SIOCAIFADDR, (caddr_t) &ifra) < 0) {
        if (errno != EEXIST) {
            syslog(LOG_ERR, "Couldn't set interface address: %m");
            return 0;
        }
        syslog(LOG_WARNING,
-              "Couldn't set interface address: Address already exists");
+              "Couldn't set interface address: Address %s already exists",
+               ip_ntoa(o));
     }
     ifaddrs[0] = o;
     ifaddrs[1] = h;
@@ -966,9 +1013,9 @@ cifaddr(u, o, h)
  * sifdefaultroute - assign a default route through the address given.
  */
 int
-sifdefaultroute(u, g)
+sifdefaultroute(u, l, g)
     int u;
-    u_int32_t g;
+    u_int32_t l, g;
 {
     return dodefaultroute(g, 's');
 }
@@ -977,9 +1024,9 @@ sifdefaultroute(u, g)
  * cifdefaultroute - delete a default route through the address given.
  */
 int
-cifdefaultroute(u, g)
+cifdefaultroute(u, l, g)
     int u;
-    u_int32_t g;
+    u_int32_t l, g;
 {
     return dodefaultroute(g, 'c');
 }
@@ -1342,6 +1389,15 @@ GetMask(addr)
     return mask;
 }
 
+/*
+ * Use the hostid as part of the random number seed.
+ */
+int
+get_host_seed()
+{
+    return gethostid();
+}
+
 /*
  * lock - create a lock file for the named lock device
  */