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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "extensions/browser/api/sockets_tcp/tcp_socket_event_dispatcher.h" | 5 #include "extensions/browser/api/sockets_tcp/tcp_socket_event_dispatcher.h" |
| 6 | 6 |
| 7 #include "extensions/browser/api/socket/tcp_socket.h" | 7 #include "extensions/browser/api/socket/tcp_socket.h" |
| 8 #include "extensions/browser/event_router.h" | 8 #include "extensions/browser/event_router.h" |
| 9 #include "extensions/browser/extension_system.h" | 9 #include "extensions/browser/extension_system.h" |
| 10 #include "extensions/browser/extensions_browser_client.h" | 10 #include "extensions/browser/extensions_browser_client.h" |
| (...skipping 14 matching lines...) Expand all Loading... |
| 25 | 25 |
| 26 // static | 26 // static |
| 27 BrowserContextKeyedAPIFactory<TCPSocketEventDispatcher>* | 27 BrowserContextKeyedAPIFactory<TCPSocketEventDispatcher>* |
| 28 TCPSocketEventDispatcher::GetFactoryInstance() { | 28 TCPSocketEventDispatcher::GetFactoryInstance() { |
| 29 return g_factory.Pointer(); | 29 return g_factory.Pointer(); |
| 30 } | 30 } |
| 31 | 31 |
| 32 // static | 32 // static |
| 33 TCPSocketEventDispatcher* TCPSocketEventDispatcher::Get( | 33 TCPSocketEventDispatcher* TCPSocketEventDispatcher::Get( |
| 34 content::BrowserContext* context) { | 34 content::BrowserContext* context) { |
| 35 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 35 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| 36 | 36 |
| 37 return BrowserContextKeyedAPIFactory<TCPSocketEventDispatcher>::Get(context); | 37 return BrowserContextKeyedAPIFactory<TCPSocketEventDispatcher>::Get(context); |
| 38 } | 38 } |
| 39 | 39 |
| 40 TCPSocketEventDispatcher::TCPSocketEventDispatcher( | 40 TCPSocketEventDispatcher::TCPSocketEventDispatcher( |
| 41 content::BrowserContext* context) | 41 content::BrowserContext* context) |
| 42 : thread_id_(Socket::kThreadId), browser_context_(context) { | 42 : thread_id_(Socket::kThreadId), browser_context_(context) { |
| 43 ApiResourceManager<ResumableTCPSocket>* manager = | 43 ApiResourceManager<ResumableTCPSocket>* manager = |
| 44 ApiResourceManager<ResumableTCPSocket>::Get(browser_context_); | 44 ApiResourceManager<ResumableTCPSocket>::Get(browser_context_); |
| 45 DCHECK(manager) | 45 DCHECK(manager) |
| 46 << "There is no socket manager. " | 46 << "There is no socket manager. " |
| 47 "If this assertion is failing during a test, then it is likely that " | 47 "If this assertion is failing during a test, then it is likely that " |
| 48 "TestExtensionSystem is failing to provide an instance of " | 48 "TestExtensionSystem is failing to provide an instance of " |
| 49 "ApiResourceManager<ResumableTCPSocket>."; | 49 "ApiResourceManager<ResumableTCPSocket>."; |
| 50 sockets_ = manager->data_; | 50 sockets_ = manager->data_; |
| 51 } | 51 } |
| 52 | 52 |
| 53 TCPSocketEventDispatcher::~TCPSocketEventDispatcher() {} | 53 TCPSocketEventDispatcher::~TCPSocketEventDispatcher() {} |
| 54 | 54 |
| 55 TCPSocketEventDispatcher::ReadParams::ReadParams() {} | 55 TCPSocketEventDispatcher::ReadParams::ReadParams() {} |
| 56 | 56 |
| 57 TCPSocketEventDispatcher::ReadParams::~ReadParams() {} | 57 TCPSocketEventDispatcher::ReadParams::~ReadParams() {} |
| 58 | 58 |
| 59 void TCPSocketEventDispatcher::OnSocketConnect(const std::string& extension_id, | 59 void TCPSocketEventDispatcher::OnSocketConnect(const std::string& extension_id, |
| 60 int socket_id) { | 60 int socket_id) { |
| 61 DCHECK(BrowserThread::CurrentlyOn(thread_id_)); | 61 DCHECK_CURRENTLY_ON(thread_id_); |
| 62 | 62 |
| 63 StartSocketRead(extension_id, socket_id); | 63 StartSocketRead(extension_id, socket_id); |
| 64 } | 64 } |
| 65 | 65 |
| 66 void TCPSocketEventDispatcher::OnSocketResume(const std::string& extension_id, | 66 void TCPSocketEventDispatcher::OnSocketResume(const std::string& extension_id, |
| 67 int socket_id) { | 67 int socket_id) { |
| 68 DCHECK(BrowserThread::CurrentlyOn(thread_id_)); | 68 DCHECK_CURRENTLY_ON(thread_id_); |
| 69 | 69 |
| 70 StartSocketRead(extension_id, socket_id); | 70 StartSocketRead(extension_id, socket_id); |
| 71 } | 71 } |
| 72 | 72 |
| 73 void TCPSocketEventDispatcher::StartSocketRead(const std::string& extension_id, | 73 void TCPSocketEventDispatcher::StartSocketRead(const std::string& extension_id, |
| 74 int socket_id) { | 74 int socket_id) { |
| 75 DCHECK(BrowserThread::CurrentlyOn(thread_id_)); | 75 DCHECK_CURRENTLY_ON(thread_id_); |
| 76 | 76 |
| 77 ReadParams params; | 77 ReadParams params; |
| 78 params.thread_id = thread_id_; | 78 params.thread_id = thread_id_; |
| 79 params.browser_context_id = browser_context_; | 79 params.browser_context_id = browser_context_; |
| 80 params.extension_id = extension_id; | 80 params.extension_id = extension_id; |
| 81 params.sockets = sockets_; | 81 params.sockets = sockets_; |
| 82 params.socket_id = socket_id; | 82 params.socket_id = socket_id; |
| 83 | 83 |
| 84 StartRead(params); | 84 StartRead(params); |
| 85 } | 85 } |
| 86 | 86 |
| 87 // static | 87 // static |
| 88 void TCPSocketEventDispatcher::StartRead(const ReadParams& params) { | 88 void TCPSocketEventDispatcher::StartRead(const ReadParams& params) { |
| 89 DCHECK(BrowserThread::CurrentlyOn(params.thread_id)); | 89 DCHECK_CURRENTLY_ON(params.thread_id); |
| 90 | 90 |
| 91 ResumableTCPSocket* socket = | 91 ResumableTCPSocket* socket = |
| 92 params.sockets->Get(params.extension_id, params.socket_id); | 92 params.sockets->Get(params.extension_id, params.socket_id); |
| 93 if (!socket) { | 93 if (!socket) { |
| 94 // This can happen if the socket is closed while our callback is active. | 94 // This can happen if the socket is closed while our callback is active. |
| 95 return; | 95 return; |
| 96 } | 96 } |
| 97 DCHECK(params.extension_id == socket->owner_extension_id()) | 97 DCHECK(params.extension_id == socket->owner_extension_id()) |
| 98 << "Socket has wrong owner."; | 98 << "Socket has wrong owner."; |
| 99 | 99 |
| 100 // Don't start another read if the socket has been paused. | 100 // Don't start another read if the socket has been paused. |
| 101 if (socket->paused()) | 101 if (socket->paused()) |
| 102 return; | 102 return; |
| 103 | 103 |
| 104 int buffer_size = socket->buffer_size(); | 104 int buffer_size = socket->buffer_size(); |
| 105 if (buffer_size <= 0) | 105 if (buffer_size <= 0) |
| 106 buffer_size = kDefaultBufferSize; | 106 buffer_size = kDefaultBufferSize; |
| 107 socket->Read(buffer_size, | 107 socket->Read(buffer_size, |
| 108 base::Bind(&TCPSocketEventDispatcher::ReadCallback, params)); | 108 base::Bind(&TCPSocketEventDispatcher::ReadCallback, params)); |
| 109 } | 109 } |
| 110 | 110 |
| 111 // static | 111 // static |
| 112 void TCPSocketEventDispatcher::ReadCallback( | 112 void TCPSocketEventDispatcher::ReadCallback( |
| 113 const ReadParams& params, | 113 const ReadParams& params, |
| 114 int bytes_read, | 114 int bytes_read, |
| 115 scoped_refptr<net::IOBuffer> io_buffer) { | 115 scoped_refptr<net::IOBuffer> io_buffer) { |
| 116 DCHECK(BrowserThread::CurrentlyOn(params.thread_id)); | 116 DCHECK_CURRENTLY_ON(params.thread_id); |
| 117 | 117 |
| 118 // If |bytes_read| == 0, the connection has been closed by the peer. | 118 // If |bytes_read| == 0, the connection has been closed by the peer. |
| 119 // If |bytes_read| < 0, there was a network error, and |bytes_read| is a value | 119 // If |bytes_read| < 0, there was a network error, and |bytes_read| is a value |
| 120 // from "net::ERR_". | 120 // from "net::ERR_". |
| 121 | 121 |
| 122 if (bytes_read == 0) { | 122 if (bytes_read == 0) { |
| 123 bytes_read = net::ERR_CONNECTION_CLOSED; | 123 bytes_read = net::ERR_CONNECTION_CLOSED; |
| 124 } | 124 } |
| 125 | 125 |
| 126 if (bytes_read > 0) { | 126 if (bytes_read > 0) { |
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| 161 params.sockets->Get(params.extension_id, params.socket_id); | 161 params.sockets->Get(params.extension_id, params.socket_id); |
| 162 if (socket) { | 162 if (socket) { |
| 163 socket->set_paused(true); | 163 socket->set_paused(true); |
| 164 } | 164 } |
| 165 } | 165 } |
| 166 } | 166 } |
| 167 | 167 |
| 168 // static | 168 // static |
| 169 void TCPSocketEventDispatcher::PostEvent(const ReadParams& params, | 169 void TCPSocketEventDispatcher::PostEvent(const ReadParams& params, |
| 170 scoped_ptr<Event> event) { | 170 scoped_ptr<Event> event) { |
| 171 DCHECK(BrowserThread::CurrentlyOn(params.thread_id)); | 171 DCHECK_CURRENTLY_ON(params.thread_id); |
| 172 | 172 |
| 173 BrowserThread::PostTask(BrowserThread::UI, | 173 BrowserThread::PostTask(BrowserThread::UI, |
| 174 FROM_HERE, | 174 FROM_HERE, |
| 175 base::Bind(&DispatchEvent, | 175 base::Bind(&DispatchEvent, |
| 176 params.browser_context_id, | 176 params.browser_context_id, |
| 177 params.extension_id, | 177 params.extension_id, |
| 178 base::Passed(event.Pass()))); | 178 base::Passed(event.Pass()))); |
| 179 } | 179 } |
| 180 | 180 |
| 181 // static | 181 // static |
| 182 void TCPSocketEventDispatcher::DispatchEvent(void* browser_context_id, | 182 void TCPSocketEventDispatcher::DispatchEvent(void* browser_context_id, |
| 183 const std::string& extension_id, | 183 const std::string& extension_id, |
| 184 scoped_ptr<Event> event) { | 184 scoped_ptr<Event> event) { |
| 185 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI)); | 185 DCHECK_CURRENTLY_ON(BrowserThread::UI); |
| 186 | 186 |
| 187 content::BrowserContext* context = | 187 content::BrowserContext* context = |
| 188 reinterpret_cast<content::BrowserContext*>(browser_context_id); | 188 reinterpret_cast<content::BrowserContext*>(browser_context_id); |
| 189 if (!extensions::ExtensionsBrowserClient::Get()->IsValidContext(context)) | 189 if (!extensions::ExtensionsBrowserClient::Get()->IsValidContext(context)) |
| 190 return; | 190 return; |
| 191 | 191 |
| 192 EventRouter* router = ExtensionSystem::Get(context)->event_router(); | 192 EventRouter* router = ExtensionSystem::Get(context)->event_router(); |
| 193 if (router) | 193 if (router) |
| 194 router->DispatchEventToExtension(extension_id, event.Pass()); | 194 router->DispatchEventToExtension(extension_id, event.Pass()); |
| 195 } | 195 } |
| 196 | 196 |
| 197 } // namespace core_api | 197 } // namespace core_api |
| 198 } // namespace extensions | 198 } // namespace extensions |
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