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 "content/common/content_param_traits.h" 18#include "ipc/ipc_message_macros.h" 19#include "ipc/ipc_message_utils.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() 30IPC_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(base::string16, message) 35 IPC_STRUCT_MEMBER(int, line_number) 36 IPC_STRUCT_MEMBER(base::string16, source_url) 37IPC_STRUCT_END() 38 39// Parameter structure for WorkerProcessMsg_CreateWorker. 40IPC_STRUCT_BEGIN(WorkerProcessMsg_CreateWorker_Params) 41 IPC_STRUCT_MEMBER(GURL, url) 42 IPC_STRUCT_MEMBER(base::string16, name) 43 IPC_STRUCT_MEMBER(base::string16, content_security_policy) 44 IPC_STRUCT_MEMBER(blink::WebContentSecurityPolicyType, security_policy_type) 45 IPC_STRUCT_MEMBER(bool, pause_on_start) 46 IPC_STRUCT_MEMBER(int, route_id) 47IPC_STRUCT_END() 48 49//----------------------------------------------------------------------------- 50// WorkerProcess messages 51// These are messages sent from the browser to the worker process. 52IPC_MESSAGE_CONTROL1(WorkerProcessMsg_CreateWorker, 53 WorkerProcessMsg_CreateWorker_Params) 54 55//----------------------------------------------------------------------------- 56// WorkerProcessHost messages 57// These are messages sent from the worker process to the browser process. 58 59// Sent by the worker process to check whether access to web databases is 60// allowed. 61IPC_SYNC_MESSAGE_CONTROL5_1(WorkerProcessHostMsg_AllowDatabase, 62 int /* worker_route_id */, 63 GURL /* origin url */, 64 base::string16 /* database name */, 65 base::string16 /* database display name */, 66 unsigned long /* estimated size */, 67 bool /* result */) 68 69// Sent by the worker process to check whether access to file system is allowed. 70IPC_SYNC_MESSAGE_CONTROL2_1(WorkerProcessHostMsg_RequestFileSystemAccessSync, 71 int /* worker_route_id */, 72 GURL /* origin url */, 73 bool /* result */) 74 75// Sent by the worker process to check whether access to IndexedDB is allowed. 76IPC_SYNC_MESSAGE_CONTROL3_1(WorkerProcessHostMsg_AllowIndexedDB, 77 int /* worker_route_id */, 78 GURL /* origin url */, 79 base::string16 /* database name */, 80 bool /* result */) 81 82// Sent by the worker process to request being killed. 83IPC_SYNC_MESSAGE_CONTROL0_0(WorkerProcessHostMsg_ForceKillWorker) 84 85 86//----------------------------------------------------------------------------- 87// Worker messages 88// These are messages sent from the renderer process to the worker process. 89IPC_MESSAGE_ROUTED0(WorkerMsg_TerminateWorkerContext) 90 91IPC_MESSAGE_ROUTED2(WorkerMsg_Connect, 92 int /* sent_message_port_id */, 93 int /* routing_id */) 94 95IPC_MESSAGE_ROUTED0(WorkerMsg_WorkerObjectDestroyed) 96 97 98//----------------------------------------------------------------------------- 99// WorkerHost messages 100// These are messages sent from the worker (renderer process) to the worker 101// host (browser process). 102IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerContextClosed, 103 int /* worker_route_id */) 104 105IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerContextDestroyed, 106 int /* worker_route_id */) 107 108// Renderer -> Browser message to indicate that the worker is ready for 109// inspection. 110IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerReadyForInspection, 111 int /* worker_route_id */) 112 113IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerScriptLoaded, 114 int /* worker_route_id */) 115 116IPC_MESSAGE_CONTROL1(WorkerHostMsg_WorkerScriptLoadFailed, 117 int /* worker_route_id */) 118 119IPC_MESSAGE_CONTROL2(WorkerHostMsg_WorkerConnected, 120 int /* message_port_id */, 121 int /* worker_route_id */) 122