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      1 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "webkit/glue/npruntime_util.h"
      6 
      7 #include "base/pickle.h"
      8 #include "third_party/WebKit/Source/WebKit/chromium/public/WebBindings.h"
      9 
     10 using WebKit::WebBindings;
     11 
     12 namespace webkit_glue {
     13 
     14 bool SerializeNPIdentifier(NPIdentifier identifier, Pickle* pickle) {
     15   const NPUTF8* string;
     16   int32_t number;
     17   bool is_string;
     18   WebBindings::extractIdentifierData(identifier, string, number, is_string);
     19 
     20   if (!pickle->WriteBool(is_string))
     21     return false;
     22   if (is_string) {
     23     // Write the null byte for efficiency on the other end.
     24     return pickle->WriteData(string, strlen(string) + 1);
     25   }
     26   return pickle->WriteInt(number);
     27 }
     28 
     29 bool DeserializeNPIdentifier(const Pickle& pickle, void** pickle_iter,
     30                              NPIdentifier* identifier) {
     31   bool is_string;
     32   if (!pickle.ReadBool(pickle_iter, &is_string))
     33     return false;
     34 
     35   if (is_string) {
     36     const char* data;
     37     int data_len;
     38     if (!pickle.ReadData(pickle_iter, &data, &data_len))
     39       return false;
     40     DCHECK_EQ((static_cast<size_t>(data_len)), strlen(data) + 1);
     41     *identifier = WebBindings::getStringIdentifier(data);
     42   } else {
     43     int number;
     44     if (!pickle.ReadInt(pickle_iter, &number))
     45       return false;
     46     *identifier = WebBindings::getIntIdentifier(number);
     47   }
     48   return true;
     49 }
     50 
     51 }  // namespace webkit_glue
     52