| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/extensions/api/sockets_udp/sockets_udp_api.h" |
| |
| #include "chrome/browser/extensions/api/socket/udp_socket.h" |
| #include "chrome/browser/extensions/api/sockets_udp/udp_socket_event_dispatcher.h" |
| #include "chrome/common/extensions/api/sockets/sockets_handler.h" |
| #include "content/public/common/socket_permission_request.h" |
| #include "net/base/net_errors.h" |
| |
| namespace extensions { |
| namespace api { |
| |
| using content::SocketPermissionRequest; |
| |
| const char kSocketNotFoundError[] = "Socket not found"; |
| const char kPermissionError[] = "App does not have permission"; |
| const char kWildcardAddress[] = "*"; |
| const int kWildcardPort = 0; |
| |
| UDPSocketAsyncApiFunction::~UDPSocketAsyncApiFunction() {} |
| |
| scoped_ptr<SocketResourceManagerInterface> |
| UDPSocketAsyncApiFunction::CreateSocketResourceManager() { |
| return scoped_ptr<SocketResourceManagerInterface>( |
| new SocketResourceManager<ResumableUDPSocket>()).Pass(); |
| } |
| |
| ResumableUDPSocket* UDPSocketAsyncApiFunction::GetUdpSocket(int socket_id) { |
| return static_cast<ResumableUDPSocket*>(GetSocket(socket_id)); |
| } |
| |
| UDPSocketExtensionWithDnsLookupFunction:: |
| ~UDPSocketExtensionWithDnsLookupFunction() {} |
| |
| scoped_ptr<SocketResourceManagerInterface> |
| UDPSocketExtensionWithDnsLookupFunction::CreateSocketResourceManager() { |
| return scoped_ptr<SocketResourceManagerInterface>( |
| new SocketResourceManager<ResumableUDPSocket>()).Pass(); |
| } |
| |
| ResumableUDPSocket* UDPSocketExtensionWithDnsLookupFunction::GetUdpSocket( |
| int socket_id) { |
| return static_cast<ResumableUDPSocket*>(GetSocket(socket_id)); |
| } |
| |
| linked_ptr<sockets_udp::SocketInfo> CreateSocketInfo( |
| int socket_id, |
| ResumableUDPSocket* socket) { |
| linked_ptr<sockets_udp::SocketInfo> socket_info( |
| new sockets_udp::SocketInfo()); |
| // This represents what we know about the socket, and does not call through |
| // to the system. |
| socket_info->socket_id = socket_id; |
| if (!socket->name().empty()) { |
| socket_info->name.reset(new std::string(socket->name())); |
| } |
| socket_info->persistent = socket->persistent(); |
| if (socket->buffer_size() > 0) { |
| socket_info->buffer_size.reset(new int(socket->buffer_size())); |
| } |
| |
| // Grab the local address as known by the OS. |
| net::IPEndPoint localAddress; |
| if (socket->GetLocalAddress(&localAddress)) { |
| socket_info->local_address.reset( |
| new std::string(localAddress.ToStringWithoutPort())); |
| socket_info->local_port.reset(new int(localAddress.port())); |
| } |
| |
| return socket_info; |
| } |
| |
| void SetSocketProperties(ResumableUDPSocket* socket, |
| sockets_udp::SocketProperties* properties) { |
| if (properties->name.get()) { |
| socket->set_name(*properties->name.get()); |
| } |
| if (properties->persistent.get()) { |
| socket->set_persistent(*properties->persistent.get()); |
| } |
| if (properties->buffer_size.get()) { |
| socket->set_buffer_size(*properties->buffer_size.get()); |
| } |
| } |
| |
| SocketsUdpCreateFunction::SocketsUdpCreateFunction() {} |
| |
| SocketsUdpCreateFunction::~SocketsUdpCreateFunction() {} |
| |
| bool SocketsUdpCreateFunction::Prepare() { |
| params_ = sockets_udp::Create::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpCreateFunction::Work() { |
| ResumableUDPSocket* socket = new ResumableUDPSocket(extension_->id()); |
| |
| sockets_udp::SocketProperties* properties = params_.get()->properties.get(); |
| if (properties) { |
| SetSocketProperties(socket, properties); |
| } |
| |
| sockets_udp::CreateInfo create_info; |
| create_info.socket_id = AddSocket(socket); |
| results_ = sockets_udp::Create::Results::Create(create_info); |
| } |
| |
| SocketsUdpUpdateFunction::SocketsUdpUpdateFunction() {} |
| |
| SocketsUdpUpdateFunction::~SocketsUdpUpdateFunction() {} |
| |
| bool SocketsUdpUpdateFunction::Prepare() { |
| params_ = sockets_udp::Update::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpUpdateFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| SetSocketProperties(socket, ¶ms_.get()->properties); |
| results_ = sockets_udp::Update::Results::Create(); |
| } |
| |
| SocketsUdpBindFunction::SocketsUdpBindFunction() |
| : socket_event_dispatcher_(NULL) { |
| } |
| |
| SocketsUdpBindFunction::~SocketsUdpBindFunction() {} |
| |
| bool SocketsUdpBindFunction::Prepare() { |
| params_ = sockets_udp::Bind::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| |
| socket_event_dispatcher_ = UDPSocketEventDispatcher::Get(GetProfile()); |
| DCHECK(socket_event_dispatcher_) << "There is no socket event dispatcher. " |
| "If this assertion is failing during a test, then it is likely that " |
| "TestExtensionSystem is failing to provide an instance of " |
| "UDPSocketEventDispatcher."; |
| return socket_event_dispatcher_ != NULL; |
| } |
| |
| void SocketsUdpBindFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| content::SocketPermissionRequest param( |
| SocketPermissionRequest::UDP_BIND, |
| params_->address, |
| params_->port); |
| if (!SocketsManifestData::CheckRequest(GetExtension(), param)) { |
| error_ = kPermissionError; |
| return; |
| } |
| |
| int net_result = socket->Bind(params_->address, params_->port); |
| if (net_result == net::OK) { |
| socket_event_dispatcher_->OnSocketBind(extension_->id(), |
| params_->socket_id); |
| } |
| |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::Bind::Results::Create(net_result); |
| } |
| |
| SocketsUdpSendFunction::SocketsUdpSendFunction() |
| : io_buffer_size_(0) {} |
| |
| SocketsUdpSendFunction::~SocketsUdpSendFunction() {} |
| |
| bool SocketsUdpSendFunction::Prepare() { |
| params_ = sockets_udp::Send::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| io_buffer_size_ = params_->data.size(); |
| io_buffer_ = new net::WrappedIOBuffer(params_->data.data()); |
| return true; |
| } |
| |
| void SocketsUdpSendFunction::AsyncWorkStart() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| AsyncWorkCompleted(); |
| return; |
| } |
| |
| content::SocketPermissionRequest param( |
| SocketPermissionRequest::UDP_SEND_TO, |
| params_->address, |
| params_->port); |
| if (!SocketsManifestData::CheckRequest(GetExtension(), param)) { |
| error_ = kPermissionError; |
| AsyncWorkCompleted(); |
| return; |
| } |
| |
| StartDnsLookup(params_->address); |
| } |
| |
| void SocketsUdpSendFunction::AfterDnsLookup(int lookup_result) { |
| if (lookup_result == net::OK) { |
| StartSendTo(); |
| } else { |
| SetSendResult(lookup_result, -1); |
| } |
| } |
| |
| void SocketsUdpSendFunction::StartSendTo() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| AsyncWorkCompleted(); |
| return; |
| } |
| |
| socket->SendTo(io_buffer_, io_buffer_size_, resolved_address_, params_->port, |
| base::Bind(&SocketsUdpSendFunction::OnCompleted, this)); |
| } |
| |
| void SocketsUdpSendFunction::OnCompleted(int net_result) { |
| if (net_result >= net::OK) { |
| SetSendResult(net::OK, net_result); |
| } else { |
| SetSendResult(net_result, -1); |
| } |
| } |
| |
| void SocketsUdpSendFunction::SetSendResult(int net_result, int bytes_sent) { |
| CHECK(net_result <= net::OK) << "Network status code must be < 0"; |
| |
| sockets_udp::SendInfo send_info; |
| send_info.result_code = net_result; |
| if (net_result == net::OK) { |
| send_info.bytes_sent.reset(new int(bytes_sent)); |
| } |
| |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::Send::Results::Create(send_info); |
| AsyncWorkCompleted(); |
| } |
| |
| SocketsUdpCloseFunction::SocketsUdpCloseFunction() {} |
| |
| SocketsUdpCloseFunction::~SocketsUdpCloseFunction() {} |
| |
| bool SocketsUdpCloseFunction::Prepare() { |
| params_ = sockets_udp::Close::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpCloseFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| RemoveSocket(params_->socket_id); |
| results_ = sockets_udp::Close::Results::Create(); |
| } |
| |
| SocketsUdpGetInfoFunction::SocketsUdpGetInfoFunction() {} |
| |
| SocketsUdpGetInfoFunction::~SocketsUdpGetInfoFunction() {} |
| |
| bool SocketsUdpGetInfoFunction::Prepare() { |
| params_ = sockets_udp::GetInfo::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpGetInfoFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| linked_ptr<sockets_udp::SocketInfo> socket_info = |
| CreateSocketInfo(params_->socket_id, socket); |
| results_ = sockets_udp::GetInfo::Results::Create(*socket_info); |
| } |
| |
| SocketsUdpGetSocketsFunction::SocketsUdpGetSocketsFunction() {} |
| |
| SocketsUdpGetSocketsFunction::~SocketsUdpGetSocketsFunction() {} |
| |
| bool SocketsUdpGetSocketsFunction::Prepare() { |
| return true; |
| } |
| |
| void SocketsUdpGetSocketsFunction::Work() { |
| std::vector<linked_ptr<sockets_udp::SocketInfo> > socket_infos; |
| base::hash_set<int>* resource_ids = GetSocketIds(); |
| if (resource_ids != NULL) { |
| for (base::hash_set<int>::iterator it = resource_ids->begin(); |
| it != resource_ids->end(); ++it) { |
| int socket_id = *it; |
| ResumableUDPSocket* socket = GetUdpSocket(socket_id); |
| if (socket) { |
| socket_infos.push_back(CreateSocketInfo(socket_id, socket)); |
| } |
| } |
| } |
| results_ = sockets_udp::GetSockets::Results::Create(socket_infos); |
| } |
| |
| SocketsUdpJoinGroupFunction::SocketsUdpJoinGroupFunction() {} |
| |
| SocketsUdpJoinGroupFunction::~SocketsUdpJoinGroupFunction() {} |
| |
| bool SocketsUdpJoinGroupFunction::Prepare() { |
| params_ = sockets_udp::JoinGroup::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpJoinGroupFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| content::SocketPermissionRequest param( |
| SocketPermissionRequest::UDP_MULTICAST_MEMBERSHIP, |
| kWildcardAddress, |
| kWildcardPort); |
| if (!SocketsManifestData::CheckRequest(GetExtension(), param)) { |
| error_ = kPermissionError; |
| return; |
| } |
| |
| int net_result = socket->JoinGroup(params_->address); |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::JoinGroup::Results::Create(net_result); |
| } |
| |
| SocketsUdpLeaveGroupFunction::SocketsUdpLeaveGroupFunction() {} |
| |
| SocketsUdpLeaveGroupFunction::~SocketsUdpLeaveGroupFunction() {} |
| |
| bool SocketsUdpLeaveGroupFunction::Prepare() { |
| params_ = api::sockets_udp::LeaveGroup::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpLeaveGroupFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| content::SocketPermissionRequest param( |
| SocketPermissionRequest::UDP_MULTICAST_MEMBERSHIP, |
| kWildcardAddress, |
| kWildcardPort); |
| if (!SocketsManifestData::CheckRequest(GetExtension(), param)) { |
| error_ = kPermissionError; |
| return; |
| } |
| |
| int net_result = socket->LeaveGroup(params_->address); |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::LeaveGroup::Results::Create(net_result); |
| } |
| |
| SocketsUdpSetMulticastTimeToLiveFunction:: |
| SocketsUdpSetMulticastTimeToLiveFunction() {} |
| |
| SocketsUdpSetMulticastTimeToLiveFunction:: |
| ~SocketsUdpSetMulticastTimeToLiveFunction() {} |
| |
| bool SocketsUdpSetMulticastTimeToLiveFunction::Prepare() { |
| params_ = api::sockets_udp::SetMulticastTimeToLive::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpSetMulticastTimeToLiveFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| int net_result = socket->SetMulticastTimeToLive(params_->ttl); |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::SetMulticastTimeToLive::Results::Create(net_result); |
| } |
| |
| SocketsUdpSetMulticastLoopbackModeFunction:: |
| SocketsUdpSetMulticastLoopbackModeFunction() {} |
| |
| SocketsUdpSetMulticastLoopbackModeFunction:: |
| ~SocketsUdpSetMulticastLoopbackModeFunction() {} |
| |
| bool SocketsUdpSetMulticastLoopbackModeFunction::Prepare() { |
| params_ = api::sockets_udp::SetMulticastLoopbackMode::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpSetMulticastLoopbackModeFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| int net_result = socket->SetMulticastLoopbackMode(params_->enabled); |
| if (net_result != net::OK) |
| error_ = net::ErrorToString(net_result); |
| results_ = sockets_udp::SetMulticastLoopbackMode::Results::Create(net_result); |
| } |
| |
| SocketsUdpGetJoinedGroupsFunction::SocketsUdpGetJoinedGroupsFunction() {} |
| |
| SocketsUdpGetJoinedGroupsFunction::~SocketsUdpGetJoinedGroupsFunction() {} |
| |
| bool SocketsUdpGetJoinedGroupsFunction::Prepare() { |
| params_ = api::sockets_udp::GetJoinedGroups::Params::Create(*args_); |
| EXTENSION_FUNCTION_VALIDATE(params_.get()); |
| return true; |
| } |
| |
| void SocketsUdpGetJoinedGroupsFunction::Work() { |
| ResumableUDPSocket* socket = GetUdpSocket(params_->socket_id); |
| if (!socket) { |
| error_ = kSocketNotFoundError; |
| return; |
| } |
| |
| content::SocketPermissionRequest param( |
| SocketPermissionRequest::UDP_MULTICAST_MEMBERSHIP, |
| kWildcardAddress, |
| kWildcardPort); |
| if (!SocketsManifestData::CheckRequest(GetExtension(), param)) { |
| error_ = kPermissionError; |
| return; |
| } |
| |
| const std::vector<std::string>& groups = socket->GetJoinedGroups(); |
| results_ = sockets_udp::GetJoinedGroups::Results::Create(groups); |
| } |
| |
| } // namespace api |
| } // namespace extensions |