X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=lib%2Fdpif.c;h=18ef790afac4d74abad7651e21166fa67b826848;hb=85b20fd6ee585f462e012fbcc7f966a81edab2ed;hp=952a502d60f26cadaacf4d688084d6701fbeb967;hpb=4afba28d559511a5ee03e005b65be8323bf26ad3;p=sliver-openvswitch.git

diff --git a/lib/dpif.c b/lib/dpif.c
index 952a502d6..18ef790af 100644
--- a/lib/dpif.c
+++ b/lib/dpif.c
@@ -62,6 +62,7 @@ static const struct dpif_class *base_dpif_classes[] = {
     &dpif_linux_class,
 #endif
     &dpif_netdev_class,
+    &dpif_planetlab_class,
 };
 
 struct registered_dpif_class {
@@ -372,6 +373,13 @@ dpif_base_name(const struct dpif *dpif)
     return dpif->base_name;
 }
 
+/* Returns the type of datapath 'dpif'. */
+const char *
+dpif_type(const struct dpif *dpif)
+{
+    return dpif->dpif_class->type;
+}
+
 /* Returns the fully spelled out name for the given datapath 'type'.
  *
  * Normalized type string can be compared with strcmp().  Unnormalized type
@@ -410,6 +418,23 @@ dpif_get_dp_stats(const struct dpif *dpif, struct dpif_dp_stats *stats)
     return error;
 }
 
+const char *
+dpif_port_open_type(const char *datapath_type, const char *port_type)
+{
+    struct registered_dpif_class *registered_class;
+
+    datapath_type = dpif_normalize_type(datapath_type);
+
+    registered_class = shash_find_data(&dpif_classes, datapath_type);
+    if (!registered_class
+            || !registered_class->dpif_class->port_open_type) {
+        return port_type;
+    }
+
+    return registered_class->dpif_class->port_open_type(
+                          registered_class->dpif_class, port_type);
+}
+
 /* Attempts to add 'netdev' as a port on 'dpif'.  If 'port_nop' is
  * non-null and its value is not UINT32_MAX, then attempts to use the
  * value as the port number.
@@ -492,7 +517,7 @@ bool
 dpif_port_exists(const struct dpif *dpif, const char *devname)
 {
     int error = dpif->dpif_class->port_query_by_name(dpif, devname, NULL);
-    if (error != 0 && error != ENODEV) {
+    if (error != 0 && error != ENOENT && error != ENODEV) {
         VLOG_WARN_RL(&error_rl, "%s: failed to query port %s: %s",
                      dpif_name(dpif), devname, strerror(error));
     }