| // Copyright (c) 2011 The Chromium OS 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 "shill/modem.h" |
| |
| #include <base/logging.h> |
| #include <mm/mm-modem.h> |
| |
| #include "shill/cellular.h" |
| #include "shill/manager.h" |
| #include "shill/proxy_factory.h" |
| #include "shill/rtnl_handler.h" |
| |
| using std::string; |
| using std::vector; |
| |
| namespace shill { |
| |
| // TODO(petkov): Consider generating these in mm/mm-modem.h. |
| const char Modem::kPropertyLinkName[] = "Device"; |
| const char Modem::kPropertyIPMethod[] = "IpMethod"; |
| const char Modem::kPropertyState[] = "State"; |
| const char Modem::kPropertyType[] = "Type"; |
| const char Modem::kPropertyUnlockRequired[] = "UnlockRequired"; |
| const char Modem::kPropertyUnlockRetries[] = "UnlockRetries"; |
| |
| Modem::Modem(const std::string &owner, |
| const std::string &path, |
| ControlInterface *control_interface, |
| EventDispatcher *dispatcher, |
| Manager *manager) |
| : owner_(owner), |
| path_(path), |
| task_factory_(this), |
| control_interface_(control_interface), |
| dispatcher_(dispatcher), |
| manager_(manager) { |
| LOG(INFO) << "Modem created: " << owner << " at " << path; |
| } |
| |
| Modem::~Modem() {} |
| |
| void Modem::Init() { |
| VLOG(2) << __func__; |
| CHECK(!device_.get()); |
| |
| // Defer device creation because dbus-c++ doesn't allow registration of new |
| // D-Bus objects in the context of a D-Bus signal handler. |
| dispatcher_->PostTask(task_factory_.NewRunnableMethod(&Modem::InitTask)); |
| } |
| |
| void Modem::InitTask() { |
| VLOG(2) << __func__; |
| CHECK(!device_.get()); |
| |
| dbus_properties_proxy_.reset( |
| ProxyFactory::factory()->CreateDBusPropertiesProxy(this, path_, owner_)); |
| |
| // TODO(petkov): Switch to asynchronous calls (crosbug.com/17583). |
| DBusPropertiesMap properties = |
| dbus_properties_proxy_->GetAll(MM_MODEM_INTERFACE); |
| CreateCellularDevice(properties); |
| } |
| |
| void Modem::CreateCellularDevice(const DBusPropertiesMap &properties) { |
| VLOG(2) << __func__; |
| uint32 ip_method = kuint32max; |
| if (!DBusProperties::GetUint32(properties, kPropertyIPMethod, &ip_method) || |
| ip_method != MM_MODEM_IP_METHOD_DHCP) { |
| LOG(ERROR) << "Unsupported IP method: " << ip_method; |
| return; |
| } |
| |
| string link_name; |
| if (!DBusProperties::GetString(properties, kPropertyLinkName, &link_name)) { |
| LOG(ERROR) << "Unable to create cellular device without a link name."; |
| return; |
| } |
| int interface_index = |
| RTNLHandler::GetInstance()->GetInterfaceIndex(link_name); |
| if (interface_index < 0) { |
| LOG(ERROR) << "Unable to create cellular device -- no interface index."; |
| return; |
| } |
| |
| ByteString address_bytes; |
| if (!manager_->device_info()->GetAddress(interface_index, &address_bytes)) { |
| // TODO(petkov): ensure that DeviceInfo has heard about this device before |
| // we go ahead and try to add it. |
| LOG(ERROR) << "Unable to create cellular device without a hardware addr."; |
| return; |
| } |
| |
| uint32 mm_type = kuint32max; |
| Cellular::Type type; |
| DBusProperties::GetUint32(properties, kPropertyType, &mm_type); |
| switch (mm_type) { |
| case MM_MODEM_TYPE_CDMA: |
| type = Cellular::kTypeCDMA; |
| break; |
| case MM_MODEM_TYPE_GSM: |
| type = Cellular::kTypeGSM; |
| break; |
| default: |
| LOG(ERROR) << "Unsupported cellular modem type: " << mm_type; |
| return; |
| } |
| |
| LOG(INFO) << "Creating a cellular device on link " << link_name |
| << " interface index " << interface_index << "."; |
| device_ = new Cellular(control_interface_, |
| dispatcher_, |
| manager_, |
| link_name, |
| address_bytes.HexEncode(), |
| interface_index, |
| type, |
| owner_, |
| path_); |
| |
| uint32 modem_state = Cellular::kModemStateUnknown; |
| DBusProperties::GetUint32(properties, kPropertyState, &modem_state); |
| device_->set_modem_state(static_cast<Cellular::ModemState>(modem_state)); |
| |
| string unlock_required; |
| if (DBusProperties::GetString( |
| properties, kPropertyUnlockRequired, &unlock_required)) { |
| uint32 unlock_retries = 0; |
| DBusProperties::GetUint32(properties, |
| kPropertyUnlockRetries, |
| &unlock_retries); |
| // TODO(petkov): Set these properties on the device instance. |
| } |
| |
| manager_->device_info()->RegisterDevice(device_); |
| } |
| |
| void Modem::OnDBusPropertiesChanged( |
| const string &interface, |
| const DBusPropertiesMap &changed_properties, |
| const vector<string> &invalidated_properties) { |
| // Ignored. |
| } |
| |
| void Modem::OnModemManagerPropertiesChanged( |
| const string &interface, |
| const DBusPropertiesMap &properties) { |
| // TODO(petkov): Implement this. |
| NOTIMPLEMENTED(); |
| } |
| |
| } // namespace shill |