Resolve certificate references in ONC by PEM.

chromeos/network/onc/onc_translator.h

 // Copyright (c) 2012 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 CHROMEOS_NETWORK_ONC_ONC_TRANSLATOR_H_
 #define CHROMEOS_NETWORK_ONC_ONC_TRANSLATOR_H_
 
+#include <string>
+
+#include "base/callback.h"
 #include "base/memory/scoped_ptr.h"
 #include "chromeos/chromeos_export.h"
 
 namespace base {
 class DictionaryValue;
 }
 
 namespace chromeos {
 namespace onc {
 
 struct OncValueSignature;
 
+// For a Server or CA certificate reference |fingerprint| (hexadecimal encoded
+// SHA1 fingerprint), returns the PEM encoding of the certificate. Returns an
+// empty string, if the reference cannot be resolved.
+typedef base::Callback<std::string(const std::string& fingerprint)>
+    FingerprintToPEM;
+
 // Translates a hierarchical ONC dictionary |onc_object| to a flat Shill
 // dictionary. The |signature| declares the type of |onc_object| and must point
 // to one of the signature objects in "onc_signature.h". The resulting Shill
 // dictionary is returned.
 //
 // This function is used to translate network settings from ONC to Shill's
 // format before sending them to Shill.
 CHROMEOS_EXPORT
 scoped_ptr<base::DictionaryValue> TranslateONCObjectToShill(
     const OncValueSignature* signature,
-    const base::DictionaryValue& onc_object);
+    const base::DictionaryValue& onc_object,
+    const FingerprintToPEM& fingerprint_to_pem);
 
 // Translates a |shill_dictionary| to an ONC object according to the given
 // |onc_signature|. |onc_signature| must point to a signature object in
 // "onc_signature.h". The resulting ONC object is returned.
 //
 // This function is used to translate network settings coming from Shill to ONC
 // before sending them to the UI. The result doesn't have to be valid ONC, but
 // only a subset of it and includes only the values that are actually required
 // by the UI.
 CHROMEOS_EXPORT
 scoped_ptr<base::DictionaryValue> TranslateShillServiceToONCPart(
     const base::DictionaryValue& shill_dictionary,
     const OncValueSignature* onc_signature);
 
 }  // namespace onc
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_ONC_ONC_TRANSLATOR_H_