Stub in more IPC attachment brokering functionality.

ipc/ipc_message_utils.cc

 // 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.
 
 #include "ipc/ipc_message_utils.h"
 
 #include "base/files/file_path.h"
 #include "base/json/json_writer.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/nullable_string16.h"
@@ skipping 431 matching lines @@
 }
 
 void ParamTraits<std::vector<bool> >::Log(const param_type& p, std::string* l) {
   for (size_t i = 0; i < p.size(); ++i) {
     if (i != 0)
       l->push_back(' ');
     LogParam(static_cast<bool>(p[i]), l);
   }
 }
 
+void ParamTraits<BrokerableAttachment::AttachmentId>::Write(
+    Message* m,
+    const param_type& p) {
+  m->WriteBytes(p.nonce, BrokerableAttachment::kNonceSize);
+}
+
+bool ParamTraits<BrokerableAttachment::AttachmentId>::Read(
+    const Message* m,
+    base::PickleIterator* iter,
+    param_type* r) {
+  const char* data;
+  if (!iter->ReadBytes(&data, BrokerableAttachment::kNonceSize))
+    return false;
+  memcpy(r->nonce, data, BrokerableAttachment::kNonceSize);
+  return true;
+}
+
+void ParamTraits<BrokerableAttachment::AttachmentId>::Log(const param_type& p,
+                                                          std::string* l) {
+  l->append(base::HexEncode(p.nonce, BrokerableAttachment::kNonceSize));
+}
+
 void ParamTraits<base::DictionaryValue>::Write(Message* m,
                                                const param_type& p) {
   WriteValue(m, &p, 0);
 }
 
 bool ParamTraits<base::DictionaryValue>::Read(const Message* m,
                                               base::PickleIterator* iter,
                                               param_type* r) {
   int type;
   if (!ReadParam(m, iter, &type) || type != base::Value::TYPE_DICTIONARY)
@@ skipping 460 matching lines @@
   return result;
 }
 
 void ParamTraits<MSG>::Log(const param_type& p, std::string* l) {
   l->append("<MSG>");
 }
 
 #endif  // OS_WIN
 
 }  // namespace IPC