components: add wifi_sync component

components/wifi_sync/wifi_security_class.h

+// 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.
+
+#ifndef COMPONENTS_WIFI_SYNC_WIFI_SECURITY_CLASS_H_
+#define COMPONENTS_WIFI_SYNC_WIFI_SECURITY_CLASS_H_
+
+#include <string>
+
+namespace wifi_sync {
+
+enum WifiSecurityClass {
+  SECURITY_CLASS_INVALID,
+  SECURITY_CLASS_NONE,
+  SECURITY_CLASS_WEP,
+  SECURITY_CLASS_PSK,     // WPA-PSK or RSN-PSK
+  SECURITY_CLASS_802_1X,  // WPA-Enterprise or RSN-Enterprise
+};
+
+#if defined(OS_CHROMEOS)
+// Convert from a SecurityClass string presented by the ChromeOS
+// connection manager ("shill") to a WifiSecurityClass enum.
+//

[stevenjb, 2014/11/04 17:21:21]

nit: no separation within function comments

[mukesh agrawal, 2014/11/04 19:04:06]

Done.

+// Returns the appropriate enum value. If |security_class_in| is
+// unrecognized, returns SECURITY_CLASS_INVALID.
+WifiSecurityClass WifiSecurityClassFromShillString(
+    const std::string& security_class_in);
+
+// Convert from a WifiSecurityClass enum to a SecurityClass string
+// suitable for configuring the ChromeOS connection manager
+// ("shill"). The resulting string is written to |security_class_out|.
+//
+// May fail if |security_class_in| is SECURITY_CLASS_INVALID, or
+// outside the range of the WifiSecurityClass enum. Returns true if
+// |security_class_in| was recognized and valid.

[stevenjb, 2014/11/04 17:21:21]

This can be simplified to "Returns false if |security_class_in| is
SECURITY_CLASS_INVALID, or outside the range of the WifiSecurityClass enum."

(The "returns true otherwise" part is implicit).

[mukesh agrawal, 2014/11/04 19:04:06]

Done.

+bool WifiSecurityClassToShillString(WifiSecurityClass security_class_in,
+                                    std::string* security_class_out);
+#endif  // OS_CHROMEOS
+
+}  // namespace wifi_sync
+
+#endif  // COMPONENTS_WIFI_SYNC_WIFI_SECURITY_CLASS_H_