X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fnetdev-provider.h;h=170136d4d643a9f770ec67a3e8bbdd877bbba025;hb=cf3fad8a1b633c7c4231edda04b0e56e67df0d91;hp=52f440fa1052b784061783cd1be7c9cffdc9265f;hpb=c1c9c9c4b636ab2acf2f75024c282a9a497ca9a9;p=openvswitch

diff --git a/lib/netdev-provider.h b/lib/netdev-provider.h
index 52f440fa..170136d4 100644
--- a/lib/netdev-provider.h
+++ b/lib/netdev-provider.h
@@ -40,7 +40,7 @@ struct arg {
  * implementations. */
 struct netdev_dev {
     char *name;                         /* Name of network device. */
-    const struct netdev_class *netdev_class; /* Functions to control 
+    const struct netdev_class *netdev_class; /* Functions to control
                                                 this device. */
     int ref_cnt;                        /* Times this devices was opened. */
     struct shash_node *node;            /* Pointer to element in global map. */
@@ -129,11 +129,11 @@ struct netdev_class {
      * to be called.  May be null if nothing is needed here. */
     void (*wait)(void);
 
-    /* Attempts to create a network device of 'type' with 'name'.
-     * 'type' corresponds to the 'type' field used in the netdev_class
-     * structure. On success sets 'netdev_devp' to the newly created device. */
-    int (*create)(const char *name, const char *type, const struct shash *args,
-                  struct netdev_dev **netdev_devp);
+    /* Attempts to create a network device named 'name' with initial 'args' in
+     * 'netdev_class'.  On success sets 'netdev_devp' to the newly created
+     * device. */
+    int (*create)(const struct netdev_class *netdev_class, const char *name,
+                  const struct shash *args, struct netdev_dev **netdev_devp);
 
     /* Destroys 'netdev_dev'.
      *
@@ -259,7 +259,11 @@ struct netdev_class {
     int (*get_ifindex)(const struct netdev *netdev);
 
     /* Sets 'carrier' to true if carrier is active (link light is on) on
-     * 'netdev'. */
+     * 'netdev'.
+     *
+     * May be null if device does not provide carrier status (will be always
+     * up as long as device is up).
+     */
     int (*get_carrier)(const struct netdev *netdev, bool *carrier);
 
     /* Retrieves current device stats for 'netdev' into 'stats'.
@@ -546,10 +550,11 @@ struct netdev_class {
     void (*poll_remove)(struct netdev_notifier *notifier);
 };
 
+int netdev_register_provider(const struct netdev_class *);
+int netdev_unregister_provider(const char *type);
+
 extern const struct netdev_class netdev_linux_class;
 extern const struct netdev_class netdev_tap_class;
-extern const struct netdev_class netdev_patch_class;
-extern const struct netdev_class netdev_gre_class;
 
 #ifdef  __cplusplus
 }