From 6cb53fb2873120b14ac6942814b22a1753404cf2 Mon Sep 17 00:00:00 2001
From: brian <brian@FreeBSD.org>
Date: Wed, 28 Mar 2001 09:45:27 +0000
Subject: Bring the PPPoE interface UP if required

Suggested by: archie
---
 usr.sbin/ppp/bundle.c |  4 ++--
 usr.sbin/ppp/ether.c  | 21 ++++++++++++++++++---
 usr.sbin/ppp/iface.c  | 12 ++++++------
 usr.sbin/ppp/iface.h  |  4 ++--
 4 files changed, 28 insertions(+), 13 deletions(-)

(limited to 'usr.sbin')

diff --git a/usr.sbin/ppp/bundle.c b/usr.sbin/ppp/bundle.c
index c2e659e..325f37b 100644
--- a/usr.sbin/ppp/bundle.c
+++ b/usr.sbin/ppp/bundle.c
@@ -791,7 +791,7 @@ bundle_Create(const char *prefix, int type, int unit)
 #endif
 #endif
 
-  if (!iface_SetFlags(bundle.iface, IFF_UP)) {
+  if (!iface_SetFlags(bundle.iface->name, IFF_UP)) {
     iface_Destroy(bundle.iface);
     bundle.iface = NULL;
     close(bundle.dev.fd);
@@ -886,7 +886,7 @@ static void
 bundle_DownInterface(struct bundle *bundle)
 {
   route_IfDelete(bundle, 1);
-  iface_ClearFlags(bundle->iface, IFF_UP);
+  iface_ClearFlags(bundle->iface->name, IFF_UP);
 }
 
 void
diff --git a/usr.sbin/ppp/ether.c b/usr.sbin/ppp/ether.c
index e3ab77f..aaa86a5 100644
--- a/usr.sbin/ppp/ether.c
+++ b/usr.sbin/ppp/ether.c
@@ -34,6 +34,8 @@
 #include <netdb.h>
 #include <netgraph.h>
 #include <net/ethernet.h>
+#include <net/if.h>
+#include <net/route.h>
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <netgraph/ng_ether.h>
@@ -88,6 +90,7 @@
 #endif
 #include "bundle.h"
 #include "id.h"
+#include "iface.h"
 #include "ether.h"
 
 
@@ -399,9 +402,12 @@ ether_Create(struct physical *p)
   struct ng_mesg *resp;
   const struct hooklist *hlist;
   const struct nodeinfo *ninfo;
-  int f;
+  char *path;
+  int ifacelen, f;
 
   dev = NULL;
+  path = NULL;
+  ifacelen = 0;
   if (p->fd < 0 && !strncasecmp(p->name.full, NG_PPPOE_NODE_TYPE,
                                 PPPOE_NODE_TYPE_LEN) &&
       p->name.full[PPPOE_NODE_TYPE_LEN] == ':') {
@@ -410,8 +416,8 @@ ether_Create(struct physical *p)
     struct ngm_mkpeer mkp;
     struct ngm_connect ngc;
     const char *iface, *provider;
-    char *path, etherid[12];
-    int ifacelen, providerlen;
+    char etherid[12];
+    int providerlen;
     char connectpath[sizeof dev->hook + 2];	/* .:<hook> */
 
     p->fd--;				/* We own the device - change fd */
@@ -674,6 +680,15 @@ ether_Create(struct physical *p)
       p->dl->bundle->cfg.mtu = 1492;
     }
 
+    if (path != NULL) {
+      /* Mark the interface as UP if it's not already */
+
+      path[ifacelen] = '\0';		/* Remove the trailing ':' */
+      if (!iface_SetFlags(path, IFF_UP))
+        log_Printf(LogWARN, "%s: Failed to set the IFF_UP flag on %s\n",
+                   p->link.name, path);
+    }
+
     return &dev->dev;
   }
 
diff --git a/usr.sbin/ppp/iface.c b/usr.sbin/ppp/iface.c
index 67d2631..c64ad5a 100644
--- a/usr.sbin/ppp/iface.c
+++ b/usr.sbin/ppp/iface.c
@@ -420,7 +420,7 @@ iface_inDelete(struct iface *iface, struct in_addr ip)
 #define IFACE_DELFLAGS 2
 
 static int
-iface_ChangeFlags(struct iface *iface, int flags, int how)
+iface_ChangeFlags(const char *ifname, int flags, int how)
 {
   struct ifreq ifrq;
   int s;
@@ -432,7 +432,7 @@ iface_ChangeFlags(struct iface *iface, int flags, int how)
   }
 
   memset(&ifrq, '\0', sizeof ifrq);
-  strncpy(ifrq.ifr_name, iface->name, sizeof ifrq.ifr_name - 1);
+  strncpy(ifrq.ifr_name, ifname, sizeof ifrq.ifr_name - 1);
   ifrq.ifr_name[sizeof ifrq.ifr_name - 1] = '\0';
   if (ID0ioctl(s, SIOCGIFFLAGS, &ifrq) < 0) {
     log_Printf(LogERROR, "iface_ChangeFlags: ioctl(SIOCGIFFLAGS): %s\n",
@@ -458,15 +458,15 @@ iface_ChangeFlags(struct iface *iface, int flags, int how)
 }
 
 int
-iface_SetFlags(struct iface *iface, int flags)
+iface_SetFlags(const char *ifname, int flags)
 {
-  return iface_ChangeFlags(iface, flags, IFACE_ADDFLAGS);
+  return iface_ChangeFlags(ifname, flags, IFACE_ADDFLAGS);
 }
 
 int
-iface_ClearFlags(struct iface *iface, int flags)
+iface_ClearFlags(const char *ifname, int flags)
 {
-  return iface_ChangeFlags(iface, flags, IFACE_DELFLAGS);
+  return iface_ChangeFlags(ifname, flags, IFACE_DELFLAGS);
 }
 
 void
diff --git a/usr.sbin/ppp/iface.h b/usr.sbin/ppp/iface.h
index f22883b..6de1b50 100644
--- a/usr.sbin/ppp/iface.h
+++ b/usr.sbin/ppp/iface.h
@@ -59,7 +59,7 @@ extern int iface_inAdd(struct iface *, struct in_addr, struct in_addr,
                      struct in_addr, int);
 extern int iface_inDelete(struct iface *, struct in_addr);
 extern int iface_Show(struct cmdargs const *);
-extern int iface_SetFlags(struct iface *, int);
-extern int iface_ClearFlags(struct iface *, int);
+extern int iface_SetFlags(const char *, int);
+extern int iface_ClearFlags(const char *, int);
 extern void iface_Destroy(struct iface *);
 extern void iface_ParseHdr(struct ifa_msghdr *, struct sockaddr *[RTAX_MAX]);
-- 
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