blob: eb932d9fc65cc4a2ef7716816480d9018ec71bee [file] [log] [blame]
sgurun47802122014-11-19 20:16:571// Copyright 2014 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#include "content/public/browser/message_port_provider.h"
6
7#include "base/basictypes.h"
8#include "content/browser/browser_thread_impl.h"
9#include "content/browser/message_port_message_filter.h"
10#include "content/browser/message_port_service.h"
11#include "content/browser/renderer_host/render_process_host_impl.h"
12#include "content/browser/renderer_host/render_view_host_impl.h"
13#include "content/browser/web_contents/web_contents_impl.h"
14#include "content/common/view_messages.h"
sgurund2a430602015-01-23 20:54:0515#include "content/public/browser/message_port_delegate.h"
sgurun47802122014-11-19 20:16:5716
17namespace content {
18
sgurund2a430602015-01-23 20:54:0519// static
sgurun47802122014-11-19 20:16:5720void MessagePortProvider::PostMessageToFrame(
21 WebContents* web_contents,
22 const base::string16& source_origin,
23 const base::string16& target_origin,
24 const base::string16& data,
mek5b679c92015-02-28 02:38:0625 const std::vector<TransferredMessagePort>& ports) {
sgurund2a430602015-01-23 20:54:0526 DCHECK_CURRENTLY_ON(BrowserThread::UI);
sgurun47802122014-11-19 20:16:5727
mek5b679c92015-02-28 02:38:0628 ViewMsg_PostMessage_Params params;
29 params.is_data_raw_string = true;
30 params.data = data;
sgurund2a430602015-01-23 20:54:0531 // Blink requires a source frame to transfer ports. This is why a
32 // source routing id is set here. See WebDOMMessageEvent::initMessageEvent()
mek5b679c92015-02-28 02:38:0633 params.source_routing_id = web_contents->GetRoutingID();
34 params.source_origin = source_origin;
35 params.target_origin = target_origin;
36 params.message_ports = ports;
sgurun47802122014-11-19 20:16:5737
sgurun47802122014-11-19 20:16:5738 RenderProcessHostImpl* rph =
sgurund2a430602015-01-23 20:54:0539 static_cast<RenderProcessHostImpl*>(web_contents->GetRenderProcessHost());
sgurund2a430602015-01-23 20:54:0540 BrowserThread::PostTask(
mek5b679c92015-02-28 02:38:0641 BrowserThread::IO, FROM_HERE,
42 base::Bind(&MessagePortMessageFilter::RouteMessageEventWithMessagePorts,
43 rph->message_port_message_filter(),
44 web_contents->GetRoutingID(), params));
sgurun47802122014-11-19 20:16:5745}
46
sgurund2a430602015-01-23 20:54:0547// static
48void MessagePortProvider::CreateMessageChannel(MessagePortDelegate* delegate,
sgurun47802122014-11-19 20:16:5749 int* port1,
50 int* port2) {
sgurund2a430602015-01-23 20:54:0551 DCHECK_CURRENTLY_ON(BrowserThread::IO);
sgurun47802122014-11-19 20:16:5752 *port1 = 0;
53 *port2 = 0;
sgurun47802122014-11-19 20:16:5754 MessagePortService* msp = MessagePortService::GetInstance();
sgurund2a430602015-01-23 20:54:0555 msp->Create(MSG_ROUTING_NONE, delegate, port1);
56 msp->Create(MSG_ROUTING_NONE, delegate, port2);
57 // Update the routing number of the message ports to be equal to the message
58 // port numbers.
59 msp->UpdateMessagePort(*port1, delegate, *port1);
60 msp->UpdateMessagePort(*port2, delegate, *port2);
sgurun77dabb2b2014-12-02 20:50:0261 msp->Entangle(*port1, *port2);
62 msp->Entangle(*port2, *port1);
sgurun47802122014-11-19 20:16:5763}
64
sgurund2a430602015-01-23 20:54:0565// static
sgurun92afec52015-01-29 23:08:0066void MessagePortProvider::PostMessageToPort(
67 int sender_port_id,
mek09ac29cee2015-02-27 19:12:3968 const MessagePortMessage& message,
mek5b679c92015-02-28 02:38:0669 const std::vector<TransferredMessagePort>& sent_ports) {
sgurun92afec52015-01-29 23:08:0070 DCHECK_CURRENTLY_ON(BrowserThread::IO);
71 MessagePortService* msp = MessagePortService::GetInstance();
mek09ac29cee2015-02-27 19:12:3972 msp->PostMessage(sender_port_id, message, sent_ports);
sgurun92afec52015-01-29 23:08:0073}
74
75// static
sgurun1f47db6e2015-02-26 18:50:0576void MessagePortProvider::ClosePort(int message_port_id) {
77 DCHECK_CURRENTLY_ON(BrowserThread::IO);
78 MessagePortService* msp = MessagePortService::GetInstance();
79 msp->ClosePort(message_port_id);
80}
81
82// static
sgurun79815042015-03-10 19:27:4783void MessagePortProvider::HoldMessages(int message_port_id) {
84 DCHECK_CURRENTLY_ON(BrowserThread::IO);
85 MessagePortService* msp = MessagePortService::GetInstance();
86 msp->HoldMessages(message_port_id);
87}
88
89// static
90void MessagePortProvider::ReleaseMessages(int message_port_id) {
91 DCHECK_CURRENTLY_ON(BrowserThread::IO);
92 MessagePortService* msp = MessagePortService::GetInstance();
93 msp->ReleaseMessages(message_port_id);
94}
95
96// static
sgurund2a430602015-01-23 20:54:0597void MessagePortProvider::OnMessagePortDelegateClosing(
98 MessagePortDelegate* delegate) {
99 MessagePortService::GetInstance()->OnMessagePortDelegateClosing(delegate);
100}
101
sgurun758671bd2015-03-12 01:11:47102// static
103void MessagePortProvider::UpdateMessagePort(int message_port_id,
104 MessagePortDelegate* delegate) {
105 DCHECK_CURRENTLY_ON(BrowserThread::IO);
106 MessagePortService::GetInstance()->UpdateMessagePort(message_port_id,
107 delegate,
108 message_port_id);
109}
110
sgurun47802122014-11-19 20:16:57111} // namespace content