vserver 1.9.5.x5

[linux-2.6.git] / net / 802 / fddi.c

diff --git a/net/802/fddi.c b/net/802/fddi.c
index 066025f..f9a31a9 100644 (file)
--- a/net/802/fddi.c
+++ b/net/802/fddi.c
@@ -52,8 +52,9 @@
  * daddr=NULL  means leave destination address (eg unresolved arp)
  */
 
-int fddi_header(struct sk_buff *skb, struct net_device *dev, unsigned short type,
-               void *daddr, void *saddr, unsigned len)
+static int fddi_header(struct sk_buff *skb, struct net_device *dev,
+                      unsigned short type,
+                      void *daddr, void *saddr, unsigned len)
 {
        int hl = FDDI_K_SNAP_HLEN;
        struct fddihdr *fddi;
@@ -96,7 +97,7 @@ int fddi_header(struct sk_buff        *skb, struct net_device *dev, unsigned short type
  * this sk_buff.  We now let ARP fill in the other fields.
  */
  
-int fddi_rebuild_header(struct sk_buff *skb)
+static int fddi_rebuild_header(struct sk_buff  *skb)
 {
        struct fddihdr *fddi = (struct fddihdr *)skb->data;
 
@@ -166,3 +167,44 @@ unsigned short fddi_type_trans(struct sk_buff *skb, struct net_device *dev)
 }
 
 EXPORT_SYMBOL(fddi_type_trans);
+
+static int fddi_change_mtu(struct net_device *dev, int new_mtu)
+{
+       if ((new_mtu < FDDI_K_SNAP_HLEN) || (new_mtu > FDDI_K_SNAP_DLEN))
+               return(-EINVAL);
+       dev->mtu = new_mtu;
+       return(0);
+}
+
+static void fddi_setup(struct net_device *dev)
+{
+       dev->change_mtu         = fddi_change_mtu;
+       dev->hard_header        = fddi_header;
+       dev->rebuild_header     = fddi_rebuild_header;
+
+       dev->type               = ARPHRD_FDDI;
+       dev->hard_header_len    = FDDI_K_SNAP_HLEN+3;   /* Assume 802.2 SNAP hdr len + 3 pad bytes */
+       dev->mtu                = FDDI_K_SNAP_DLEN;     /* Assume max payload of 802.2 SNAP frame */
+       dev->addr_len           = FDDI_K_ALEN;
+       dev->tx_queue_len       = 100;                  /* Long queues on FDDI */
+       dev->flags              = IFF_BROADCAST | IFF_MULTICAST;
+       
+       memset(dev->broadcast, 0xFF, FDDI_K_ALEN);
+}
+
+/**
+ * alloc_fddidev - Register FDDI device
+ * @sizeof_priv: Size of additional driver-private structure to be allocated
+ *     for this FDDI device
+ *
+ * Fill in the fields of the device structure with FDDI-generic values.
+ *
+ * Constructs a new net device, complete with a private data area of
+ * size @sizeof_priv.  A 32-byte (not bit) alignment is enforced for
+ * this private data area.
+ */
+struct net_device *alloc_fddidev(int sizeof_priv)
+{
+       return alloc_netdev(sizeof_priv, "fddi%d", fddi_setup);
+}
+EXPORT_SYMBOL(alloc_fddidev);