INSTALL.DPDK.md: Installation steps correction for DPDK 2.2.

[cascardo/ovs.git] / lib / dummy.c

diff --git a/lib/dummy.c b/lib/dummy.c
index 3916feb..5caceee 100644 (file)
--- a/lib/dummy.c
+++ b/lib/dummy.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010 Nicira Networks.
+ * Copyright (c) 2010, 2011, 2012, 2013, 2015 Nicira, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -15,17 +15,37 @@
  */
 
 #include <config.h>
-
 #include "dummy.h"
+#include <string.h>
+#include "util.h"
 
 /* Enables support for "dummy" network devices and dpifs, which are useful for
  * testing.  A client program might call this function if it is designed
  * specifically for testing or the user enables it on the command line.
  *
+ * 'arg' is parsed to determine the override level (see the definition of enum
+ * dummy_level).
+ *
  * There is no strong reason why dummy devices shouldn't always be enabled. */
 void
-dummy_enable(void)
+dummy_enable(const char *arg)
 {
-    netdev_dummy_register();
-    dpif_dummy_register();
+    enum dummy_level level;
+
+    if (!arg || !arg[0]) {
+        level = DUMMY_OVERRIDE_NONE;
+    } else if (!strcmp(arg, "system")) {
+        level = DUMMY_OVERRIDE_SYSTEM;
+    } else if (!strcmp(arg, "override")) {
+        level = DUMMY_OVERRIDE_ALL;
+    } else {
+        ovs_fatal(0, "%s: unknown dummy level", arg);
+    }
+
+    netdev_dummy_register(level);
+    dpif_dummy_register(level);
+    timeval_dummy_register();
+    vlandev_dummy_enable();
+    ofpact_dummy_enable();
 }
+