components/safe_json/safe_json_parser_messages.h

   1 // Copyright 2015 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 // Message definition file, included multiple times, hence no include guard.
   6
   7 #include <string>
   8 #include <vector>
   9
  10 #include "base/strings/string16.h"
  11 #include "content/public/common/common_param_traits.h"
  12 #include "content/public/common/common_param_traits_macros.h"
  13 #include "ipc/ipc_message_macros.h"
  14 #include "ipc/ipc_message_utils.h"
  15
  16 #define IPC_MESSAGE_START SafeJsonParserMsgStart
  17
  18 //------------------------------------------------------------------------------
  19 // Process messages:
  20 // This is a message from the browser to the utility process telling it to parse
  21 // a JSON string into a Value object.
  22 IPC_MESSAGE_CONTROL1(SafeJsonParserMsg_ParseJSON,
  23                      std::string /* JSON to parse */)
  24
  25 //------------------------------------------------------------------------------
  26 // Host messages: Reply when the utility process successfully parsed a JSON
  27 // string.
  28 //
  29 // WARNING: The result can be of any Value subclass type, but we can't easily
  30 // pass indeterminate value types by const object reference with our IPC macros,
  31 // so we put the result Value into a ListValue. Handlers should examine the
  32 // first (and only) element of the ListValue for the actual result.
  33 IPC_MESSAGE_CONTROL1(SafeJsonParserHostMsg_ParseJSON_Succeeded, base::ListValue)
  34
  35 // Reply when the utility process failed in parsing a JSON string.
  36 IPC_MESSAGE_CONTROL1(SafeJsonParserHostMsg_ParseJSON_Failed,
  37                      std::string /* error message, if any*/)