content/common/render_process_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 // Common IPC messages used for render processes.
   6 // Multiply-included message file, hence no include guard.
   7
   8 #include <string>
   9
  10 #include "base/memory/shared_memory.h"
  11 #include "ipc/ipc_message_macros.h"
  12 #include "ipc/ipc_message_utils.h"
  13 #include "url/gurl.h"
  14
  15 #if defined(OS_MACOSX)
  16 #include "content/common/mac/font_descriptor.h"
  17 #endif
  18
  19 #undef IPC_MESSAGE_EXPORT
  20 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  21
  22 #define IPC_MESSAGE_START RenderProcessMsgStart
  23
  24 #if defined(OS_MACOSX)
  25 IPC_STRUCT_TRAITS_BEGIN(FontDescriptor)
  26   IPC_STRUCT_TRAITS_MEMBER(font_name)
  27   IPC_STRUCT_TRAITS_MEMBER(font_point_size)
  28 IPC_STRUCT_TRAITS_END()
  29 #endif
  30
  31 ////////////////////////////////////////////////////////////////////////////////
  32 // Messages sent from the browser to the render process.
  33
  34 ////////////////////////////////////////////////////////////////////////////////
  35 // Messages sent from the render process to the browser.
  36
  37 // Asks the browser process to generate a keypair for grabbing a client
  38 // certificate from a CA (<keygen> tag), and returns the signed public
  39 // key and challenge string.
  40 IPC_SYNC_MESSAGE_CONTROL3_1(RenderProcessHostMsg_Keygen,
  41                             uint32 /* key size index */,
  42                             std::string /* challenge string */,
  43                             GURL /* URL of requestor */,
  44                             std::string /* signed public key and challenge */)
  45
  46 // Message sent from the renderer to the browser to request that the browser
  47 // cache |data| associated with |url| and |expected_response_time|.
  48 IPC_MESSAGE_CONTROL3(RenderProcessHostMsg_DidGenerateCacheableMetadata,
  49                      GURL /* url */,
  50                      base::Time /* expected_response_time */,
  51                      std::vector<char> /* data */)
  52
  53 // Notify the browser that this render process can or can't be suddenly
  54 // terminated.
  55 IPC_MESSAGE_CONTROL1(RenderProcessHostMsg_SuddenTerminationChanged,
  56                      bool /* enabled */)
  57
  58 // Asks the browser for the renderer process memory size stats.
  59 IPC_SYNC_MESSAGE_CONTROL0_2(RenderProcessHostMsg_GetProcessMemorySizes,
  60                             size_t /* private_bytes */,
  61                             size_t /* shared_bytes */)
  62
  63 #if defined(OS_MACOSX)
  64 // Request that the browser load a font into shared memory for us.
  65 IPC_SYNC_MESSAGE_CONTROL1_3(RenderProcessHostMsg_LoadFont,
  66                             FontDescriptor /* font to load */,
  67                             uint32 /* buffer size */,
  68                             base::SharedMemoryHandle /* font data */,
  69                             uint32 /* font id */)
  70 #elif defined(OS_WIN)
  71 // Request that the given font characters be loaded by the browser so it's
  72 // cached by the OS. Please see RenderMessageFilter::OnPreCacheFontCharacters
  73 // for details.
  74 IPC_SYNC_MESSAGE_CONTROL2_0(RenderProcessHostMsg_PreCacheFontCharacters,
  75                             LOGFONT /* font_data */,
  76                             base::string16 /* characters */)
  77
  78 // Asks the browser for the user's monitor profile.
  79 IPC_SYNC_MESSAGE_CONTROL0_1(RenderProcessHostMsg_GetMonitorColorProfile,
  80                             std::vector<char> /* profile */)
  81 #endif