src/content/common/worker_messages.h

   1 // Copyright (c) 2012 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 // Defines messages between the browser and worker process, as well as between
   6 // the renderer and worker process.
   7
   8 // Multiply-included message file, hence no include guard.
   9
  10 #include <string>
  11 #include <utility>
  12 #include <vector>
  13
  14 #include "base/basictypes.h"
  15 #include "base/strings/string16.h"
  16 #include "content/common/content_export.h"
  17 #include "ipc/ipc_message_macros.h"
  18 #include "ipc/ipc_message_utils.h"
  19 #include "third_party/WebKit/public/web/WebContentSecurityPolicy.h"
  20 #include "url/gurl.h"
  21
  22 #undef IPC_MESSAGE_EXPORT
  23 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT
  24 #define IPC_MESSAGE_START WorkerMsgStart
  25
  26 // Parameters structure for WorkerHostMsg_PostConsoleMessageToWorkerObject,
  27 // which has too many data parameters to be reasonably put in a predefined
  28 // IPC message. The data members directly correspond to parameters of
  29 // WebWorkerClient::postConsoleMessageToWorkerObject()
  30 IPC_STRUCT_BEGIN(WorkerHostMsg_PostConsoleMessageToWorkerObject_Params)
  31   IPC_STRUCT_MEMBER(int, source_identifier)
  32   IPC_STRUCT_MEMBER(int, message_type)
  33   IPC_STRUCT_MEMBER(int, message_level)
  34   IPC_STRUCT_MEMBER(string16, message)
  35   IPC_STRUCT_MEMBER(int, line_number)
  36   IPC_STRUCT_MEMBER(string16, source_url)
  37 IPC_STRUCT_END()
  38
  39 // Parameter structure for WorkerProcessMsg_CreateWorker.
  40 IPC_STRUCT_BEGIN(WorkerProcessMsg_CreateWorker_Params)
  41   IPC_STRUCT_MEMBER(GURL, url)
  42   IPC_STRUCT_MEMBER(string16, name)
  43   IPC_STRUCT_MEMBER(int, route_id)
  44   IPC_STRUCT_MEMBER(int, creator_process_id)
  45   IPC_STRUCT_MEMBER(int64, shared_worker_appcache_id)
  46 IPC_STRUCT_END()
  47
  48 IPC_ENUM_TRAITS(WebKit::WebContentSecurityPolicyType)
  49
  50 //-----------------------------------------------------------------------------
  51 // WorkerProcess messages
  52 // These are messages sent from the browser to the worker process.
  53 IPC_MESSAGE_CONTROL1(WorkerProcessMsg_CreateWorker,
  54                      WorkerProcessMsg_CreateWorker_Params)
  55
  56 //-----------------------------------------------------------------------------
  57 // WorkerProcessHost messages
  58 // These are messages sent from the worker process to the browser process.
  59
  60 // Sent by the worker process to check whether access to web databases is
  61 // allowed.
  62 IPC_SYNC_MESSAGE_CONTROL5_1(WorkerProcessHostMsg_AllowDatabase,
  63                             int /* worker_route_id */,
  64                             GURL /* origin url */,
  65                             string16 /* database name */,
  66                             string16 /* database display name */,
  67                             unsigned long /* estimated size */,
  68                             bool /* result */)
  69
  70 // Sent by the worker process to check whether access to file system is allowed.
  71 IPC_SYNC_MESSAGE_CONTROL2_1(WorkerProcessHostMsg_AllowFileSystem,
  72                             int /* worker_route_id */,
  73                             GURL /* origin url */,
  74                             bool /* result */)
  75
  76 // Sent by the worker process to check whether access to IndexedDB is allowed.
  77 IPC_SYNC_MESSAGE_CONTROL3_1(WorkerProcessHostMsg_AllowIndexedDB,
  78                             int /* worker_route_id */,
  79                             GURL /* origin url */,
  80                             string16 /* database name */,
  81                             bool /* result */)
  82
  83 // Sent by the worker process to request being killed.
  84 IPC_SYNC_MESSAGE_CONTROL0_0(WorkerProcessHostMsg_ForceKillWorker);
  85
  86
  87 //-----------------------------------------------------------------------------
  88 // Worker messages
  89 // These are messages sent from the renderer process to the worker process.
  90 IPC_MESSAGE_ROUTED5(WorkerMsg_StartWorkerContext,
  91                     GURL /* url */,
  92                     string16  /* user_agent */,
  93                     string16  /* source_code */,
  94                     string16  /* content_security_policy */,
  95                     WebKit::WebContentSecurityPolicyType)
  96
  97 IPC_MESSAGE_ROUTED0(WorkerMsg_TerminateWorkerContext)
  98
  99 IPC_MESSAGE_ROUTED2(WorkerMsg_Connect,
 100                     int /* sent_message_port_id */,
 101                     int /* routing_id */)
 102
 103 IPC_MESSAGE_ROUTED0(WorkerMsg_WorkerObjectDestroyed)
 104
 105
 106 //-----------------------------------------------------------------------------
 107 // WorkerHost messages
 108 // These are messages sent from the worker process to the renderer process.
 109 // WorkerMsg_PostMessage is also sent here.
 110 IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerContextClosed,
 111                      int /* worker_route_id */)
 112 IPC_MESSAGE_ROUTED0(WorkerHostMsg_WorkerContextDestroyed)