Serialize form_data in Gnome keyring password store service.

components/autofill/core/common/form_data.cc

 // Copyright 2013 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/autofill/core/common/form_data.h"
 
+#include "base/base64.h"
 #include "base/pickle.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/common/form_field_data.h"
 
 namespace autofill {
 
 namespace {
 
 const int kPickleVersion = 3;
@@ skipping 100 matching lines @@
 void SerializeFormData(const FormData& form_data, Pickle* pickle) {
   pickle->WriteInt(kPickleVersion);
   pickle->WriteString16(form_data.name);
   pickle->WriteString(form_data.origin.spec());
   pickle->WriteString(form_data.action.spec());
   pickle->WriteBool(form_data.user_submitted);
   SerializeFormFieldDataVector(form_data.fields, pickle);
   pickle->WriteBool(form_data.is_form_tag);
 }
 
+void SerializeFormData(const FormData& form_data, std::string* output) {
+  Pickle pickle;
+  SerializeFormData(form_data, &pickle);
+  Base64Encode(
+      base::StringPiece(static_cast<const char*>(pickle.data()), pickle.size()),
+      output);
+}
+
 bool DeserializeFormData(PickleIterator* iter, FormData* form_data) {
   int version;
   if (!iter->ReadInt(&version)) {
     DVLOG(1) << "Bad pickle of FormData, no version present";
     return false;
   }
 
   if (version < 1 || version > kPickleVersion) {
     DVLOG(1) << "Unknown FormData pickle version " << version;
     return false;
@@ skipping 25 matching lines @@
       LogDeserializationError(version);
       return false;
     }
   } else {
     form_data->is_form_tag = true;
   }
 
   return true;
 }
 
+bool DeserializeFormData(const char* input, FormData* form_data) {

[Garrett Casto, 2015/03/04 18:05:31]

I would just take a StringPiece in the function instead of a const char. It's
more flexible and you are converting to a StringPiece anyway.

[dvadym, 2015/03/05 10:38:19]

Done.

+  if (input == nullptr || input[0] == '\0')
+    return false;
+  std::string pickle_data;
+  Base64Decode(base::StringPiece(input), &pickle_data);
+  Pickle pickle(pickle_data.data(), pickle_data.size());
+  PickleIterator iter(pickle);
+  return DeserializeFormData(&iter, form_data);
+}
+
 }  // namespace autofill