components: add wifi_sync component

components/wifi_sync/wifi_security_class.cc

Index: components/wifi_sync/wifi_security_class.cc
diff --git a/components/wifi_sync/wifi_security_class.cc b/components/wifi_sync/wifi_security_class.cc
new file mode 100644
index 0000000000000000000000000000000000000000..5823723a61cf40de764e4faf126593bc46c60745
--- /dev/null
+++ b/components/wifi_sync/wifi_security_class.cc
@@ -0,0 +1,55 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/wifi_sync/wifi_security_class.h"
+
+#include "base/logging.h"
+#if defined(OS_CHROMEOS)
+#include "third_party/cros_system_api/dbus/service_constants.h"
+#endif
+
+namespace wifi_sync {
+
+#if defined(OS_CHROMEOS)
+WifiSecurityClass WifiSecurityClassFromShillString(
+    const std::string& security_class_in) {
+  if (security_class_in == shill::kSecurityNone) {
+    return SECURITY_CLASS_NONE;
+  } else if (security_class_in == shill::kSecurityWep) {
+    return SECURITY_CLASS_WEP;
+  } else if (security_class_in == shill::kSecurityPsk) {
+    return SECURITY_CLASS_PSK;
+  } else if (security_class_in == shill::kSecurity8021x) {
+    return SECURITY_CLASS_802_1X;
+  } else {
+    return SECURITY_CLASS_INVALID;
+  }
+}
+
+bool WifiSecurityClassToShillString(
+    WifiSecurityClass security_class_in, std::string* security_class_out) {
+  switch (security_class_in) {
+    case SECURITY_CLASS_NONE:
+      *security_class_out = shill::kSecurityNone;
+      return true;
+    case SECURITY_CLASS_WEP:
+      *security_class_out = shill::kSecurityWep;
+      return true;
+    case SECURITY_CLASS_PSK:
+      *security_class_out = shill::kSecurityPsk;
+      return true;
+    case SECURITY_CLASS_802_1X:
+      *security_class_out = shill::kSecurity8021x;
+      return true;
+    case SECURITY_CLASS_INVALID:
+      return false;
+    default:
+      CHECK(false) << "Invalid WifiSecurityClass enum with value "
+                   << security_class_in;
+      return false;
+  }
+}
+#endif  // OS_CHROMEOS
+
+}  // namespace wifi_sync