www.usr.com/support/gpl/USR9107_release.1.4.tar.gz

[bcm963xx.git] / kernel / linux / net / bridge / br_ioctl.c

diff --git a/kernel/linux/net/bridge/br_ioctl.c b/kernel/linux/net/bridge/br_ioctl.c
index 363c73f..f296a55 100755 (executable)
--- a/kernel/linux/net/bridge/br_ioctl.c
+++ b/kernel/linux/net/bridge/br_ioctl.c
@@ -20,6 +20,14 @@
 #include <asm/uaccess.h>
 #include "br_private.h"
 
+#if defined(CONFIG_MIPS_BRCM)
+#define BRCTL_SET_PORT_SNOOPING 21
+#define BRCTL_CLEAR_PORT_SNOOPING 22
+#define BRCTL_ENABLE_SNOOPING 23
+#define BRCTL_SHOW_SNOOPING 24
+#define SIOCBRSHOWSNOOPING 24
+#endif
+
 /* called with RTNL */
 static int get_bridge_ifindices(int *indices, int num)
 {
@@ -45,6 +53,31 @@ static void get_port_ifindices(struct net_bridge *br, int *ifindices, int num)
        }
 }
 
+#if defined(CONFIG_MIPS_BRCM)
+void br_set_port_snooping(struct net_bridge_port *p,  void __user * userbuf)
+{
+    unsigned char tmp[26];
+    
+    if (copy_from_user(tmp, userbuf, sizeof(tmp)))
+               return -EFAULT;
+    br_mc_fdb_add(p->br, p, tmp, tmp+6);
+}
+
+void br_clear_port_snooping(struct net_bridge_port *p,  void __user * userbuf)
+{
+    unsigned char tmp[26];
+    unsigned char all[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+    
+    if (copy_from_user(tmp, userbuf, sizeof(tmp)))
+               return -EFAULT;
+    p->br->proxy = 1;
+    if (!memcmp(tmp+6, all, 6))
+       br_mc_fdb_remove_grp(p->br, p, tmp);
+    else
+       br_mc_fdb_remove(p->br, p, tmp, tmp+6);
+}
+#endif
+
 /*
  * Format up to a page worth of forwarding table entries
  * userbuf -- where to copy result
@@ -283,6 +316,42 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
                return ret;
        }
 
+#if defined(CONFIG_MIPS_BRCM)
+       case BRCTL_SET_PORT_SNOOPING:
+       {
+               struct net_bridge_port *p;
+               int ret = 0;
+
+               if (!capable(CAP_NET_ADMIN))
+                       return -EPERM;
+
+               spin_lock_bh(&br->lock);
+               if ((p = br_get_port(br, args[1])) == NULL) 
+                       ret = -EINVAL;
+               else
+                       br_set_port_snooping(p, args[2]);
+               spin_unlock_bh(&br->lock);
+               return ret;
+       }
+
+       case BRCTL_CLEAR_PORT_SNOOPING:
+       {
+               struct net_bridge_port *p;
+               int ret = 0;
+
+               if (!capable(CAP_NET_ADMIN))
+                       return -EPERM;
+
+               spin_lock_bh(&br->lock);
+               if ((p = br_get_port(br, args[1])) == NULL) 
+                       ret = -EINVAL;
+               else
+                       br_clear_port_snooping(p, args[2]);
+               spin_unlock_bh(&br->lock);
+               return ret;
+       }
+#endif
+
        case BRCTL_SET_PATH_COST:
        {
                struct net_bridge_port *p;
@@ -356,6 +425,38 @@ static int old_deviceless(void __user *uarg)
 
                return br_del_bridge(buf);
        }
+
+#if defined(CONFIG_MIPS_BRCM)
+       case BRCTL_SHOW_SNOOPING:
+       {
+               char buf[IFNAMSIZ];
+               struct net_device *dev;
+
+               if (!capable(CAP_NET_ADMIN))
+                       return -EPERM;
+
+               if (copy_from_user(buf, (void __user *)args[1], IFNAMSIZ))
+                       return -EFAULT;
+
+               buf[IFNAMSIZ-1] = 0;
+
+               dev = __dev_get_by_name(buf);
+               if (dev == NULL) 
+                   return  -ENXIO;     /* Could not find device */
+               dolist(netdev_priv(dev));
+
+               return 0;
+       }
+
+       case BRCTL_ENABLE_SNOOPING:
+       {
+               if (!capable(CAP_NET_ADMIN))
+                       return -EPERM;
+
+               snooping = args[1];
+               return 0;
+       }
+#endif
        }
 
        return -EOPNOTSUPP;
@@ -385,6 +486,28 @@ int br_ioctl_deviceless_stub(unsigned int cmd, void __user *uarg)
 
                return br_del_bridge(buf);
        }
+#if defined(CONFIG_MIPS_BRCM)
+       case SIOCBRSHOWSNOOPING:
+       {
+               char buf[IFNAMSIZ];
+               struct net_device *dev;
+
+               if (!capable(CAP_NET_ADMIN))
+                       return -EPERM;
+
+               if (copy_from_user(buf, uarg, IFNAMSIZ))
+                       return -EFAULT;
+
+               buf[IFNAMSIZ-1] = 0;
+               
+               dev = __dev_get_by_name(buf);
+               if (dev == NULL) 
+                   return -ENXIO;      /* Could not find device */
+               dolist(netdev_priv(dev));
+               
+               return 0;
+       }
+#endif
        }
        return -EOPNOTSUPP;
 }
@@ -406,3 +529,4 @@ int br_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
        pr_debug("Bridge does not support ioctl 0x%x\n", cmd);
        return -EOPNOTSUPP;
 }
+