Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 1 | // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 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 "shill/modem.h" |
| 6 | |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 7 | #include <base/logging.h> |
| 8 | #include <mm/mm-modem.h> |
| 9 | |
| 10 | #include "shill/cellular.h" |
| 11 | #include "shill/manager.h" |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 12 | #include "shill/proxy_factory.h" |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 13 | #include "shill/rtnl_handler.h" |
| 14 | |
| 15 | using std::string; |
Darin Petkov | c5f5656 | 2011-08-06 16:40:05 -0700 | [diff] [blame] | 16 | using std::vector; |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 17 | |
| 18 | namespace shill { |
| 19 | |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 20 | // TODO(petkov): Consider generating these in mm/mm-modem.h. |
| 21 | const char Modem::kPropertyLinkName[] = "Device"; |
| 22 | const char Modem::kPropertyIPMethod[] = "IpMethod"; |
Darin Petkov | bac9600 | 2011-08-09 13:22:00 -0700 | [diff] [blame] | 23 | const char Modem::kPropertyState[] = "State"; |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 24 | const char Modem::kPropertyType[] = "Type"; |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 25 | |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 26 | Modem::Modem(const std::string &owner, |
| 27 | const std::string &path, |
| 28 | ControlInterface *control_interface, |
| 29 | EventDispatcher *dispatcher, |
Darin Petkov | 137884a | 2011-10-26 18:52:47 +0200 | [diff] [blame] | 30 | Manager *manager, |
| 31 | mobile_provider_db *provider_db) |
Darin Petkov | ab565bb | 2011-10-06 02:55:51 -0700 | [diff] [blame] | 32 | : proxy_factory_(ProxyFactory::GetInstance()), |
| 33 | owner_(owner), |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 34 | path_(path), |
Darin Petkov | 67d8ecf | 2011-07-26 16:03:30 -0700 | [diff] [blame] | 35 | task_factory_(this), |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 36 | control_interface_(control_interface), |
| 37 | dispatcher_(dispatcher), |
Darin Petkov | 137884a | 2011-10-26 18:52:47 +0200 | [diff] [blame] | 38 | manager_(manager), |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 39 | provider_db_(provider_db), |
| 40 | pending_device_info_(false) { |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 41 | LOG(INFO) << "Modem created: " << owner << " at " << path; |
| 42 | } |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 43 | |
| 44 | Modem::~Modem() {} |
| 45 | |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 46 | void Modem::Init() { |
Darin Petkov | 67d8ecf | 2011-07-26 16:03:30 -0700 | [diff] [blame] | 47 | VLOG(2) << __func__; |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 48 | CHECK(!device_.get()); |
Darin Petkov | a7b8949 | 2011-07-27 12:48:17 -0700 | [diff] [blame] | 49 | |
| 50 | // Defer device creation because dbus-c++ doesn't allow registration of new |
| 51 | // D-Bus objects in the context of a D-Bus signal handler. |
| 52 | dispatcher_->PostTask(task_factory_.NewRunnableMethod(&Modem::InitTask)); |
| 53 | } |
| 54 | |
| 55 | void Modem::InitTask() { |
| 56 | VLOG(2) << __func__; |
| 57 | CHECK(!device_.get()); |
| 58 | |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 59 | dbus_properties_proxy_.reset( |
Darin Petkov | ab565bb | 2011-10-06 02:55:51 -0700 | [diff] [blame] | 60 | proxy_factory_->CreateDBusPropertiesProxy(this, path_, owner_)); |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 61 | CreateDevice(); |
| 62 | } |
Darin Petkov | 67d8ecf | 2011-07-26 16:03:30 -0700 | [diff] [blame] | 63 | |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 64 | void Modem::OnDeviceInfoAvailable(const string &link_name) { |
| 65 | VLOG(2) << __func__; |
| 66 | if (pending_device_info_ && link_name_ == link_name) { |
| 67 | pending_device_info_ = false; |
| 68 | CreateDevice(); |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | void Modem::CreateDevice() { |
| 73 | VLOG(2) << __func__; |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 74 | // TODO(petkov): Switch to asynchronous calls (crosbug.com/17583). |
| 75 | DBusPropertiesMap properties = |
| 76 | dbus_properties_proxy_->GetAll(MM_MODEM_INTERFACE); |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 77 | CreateDeviceFromProperties(properties); |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 78 | } |
| 79 | |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 80 | void Modem::CreateDeviceFromProperties(const DBusPropertiesMap &properties) { |
Darin Petkov | 67d8ecf | 2011-07-26 16:03:30 -0700 | [diff] [blame] | 81 | VLOG(2) << __func__; |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 82 | if (device_.get()) { |
| 83 | return; |
| 84 | } |
| 85 | |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 86 | uint32 ip_method = kuint32max; |
| 87 | if (!DBusProperties::GetUint32(properties, kPropertyIPMethod, &ip_method) || |
| 88 | ip_method != MM_MODEM_IP_METHOD_DHCP) { |
| 89 | LOG(ERROR) << "Unsupported IP method: " << ip_method; |
| 90 | return; |
| 91 | } |
| 92 | |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 93 | if (!DBusProperties::GetString(properties, kPropertyLinkName, &link_name_)) { |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 94 | LOG(ERROR) << "Unable to create cellular device without a link name."; |
| 95 | return; |
| 96 | } |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 97 | // TODO(petkov): Get the interface index from DeviceInfo, similar to the MAC |
| 98 | // address below. |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 99 | int interface_index = |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 100 | RTNLHandler::GetInstance()->GetInterfaceIndex(link_name_); |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 101 | if (interface_index < 0) { |
| 102 | LOG(ERROR) << "Unable to create cellular device -- no interface index."; |
| 103 | return; |
| 104 | } |
| 105 | |
Chris Masone | 626719f | 2011-08-18 16:58:48 -0700 | [diff] [blame] | 106 | ByteString address_bytes; |
Paul Stewart | 3285296 | 2011-08-30 14:06:53 -0700 | [diff] [blame] | 107 | if (!manager_->device_info()->GetMACAddress(interface_index, |
| 108 | &address_bytes)) { |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 109 | LOG(WARNING) << "No hardware address, device creation pending device info."; |
| 110 | pending_device_info_ = true; |
Chris Masone | 626719f | 2011-08-18 16:58:48 -0700 | [diff] [blame] | 111 | return; |
| 112 | } |
| 113 | |
Darin Petkov | e9d12e0 | 2011-07-27 15:09:37 -0700 | [diff] [blame] | 114 | uint32 mm_type = kuint32max; |
| 115 | Cellular::Type type; |
| 116 | DBusProperties::GetUint32(properties, kPropertyType, &mm_type); |
| 117 | switch (mm_type) { |
| 118 | case MM_MODEM_TYPE_CDMA: |
| 119 | type = Cellular::kTypeCDMA; |
| 120 | break; |
| 121 | case MM_MODEM_TYPE_GSM: |
| 122 | type = Cellular::kTypeGSM; |
| 123 | break; |
| 124 | default: |
| 125 | LOG(ERROR) << "Unsupported cellular modem type: " << mm_type; |
| 126 | return; |
| 127 | } |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 128 | |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 129 | LOG(INFO) << "Creating a cellular device on link " << link_name_ |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 130 | << " interface index " << interface_index << "."; |
| 131 | device_ = new Cellular(control_interface_, |
| 132 | dispatcher_, |
| 133 | manager_, |
Darin Petkov | 41c0e0a | 2012-01-09 16:38:53 +0100 | [diff] [blame^] | 134 | link_name_, |
Chris Masone | 626719f | 2011-08-18 16:58:48 -0700 | [diff] [blame] | 135 | address_bytes.HexEncode(), |
Darin Petkov | e9d12e0 | 2011-07-27 15:09:37 -0700 | [diff] [blame] | 136 | interface_index, |
| 137 | type, |
| 138 | owner_, |
Darin Petkov | 137884a | 2011-10-26 18:52:47 +0200 | [diff] [blame] | 139 | path_, |
| 140 | provider_db_); |
Darin Petkov | bac9600 | 2011-08-09 13:22:00 -0700 | [diff] [blame] | 141 | |
| 142 | uint32 modem_state = Cellular::kModemStateUnknown; |
| 143 | DBusProperties::GetUint32(properties, kPropertyState, &modem_state); |
| 144 | device_->set_modem_state(static_cast<Cellular::ModemState>(modem_state)); |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 145 | |
Darin Petkov | 721ac93 | 2011-11-16 15:43:09 +0100 | [diff] [blame] | 146 | // Give the device a chance to extract any capability-specific properties. |
| 147 | device_->OnModemManagerPropertiesChanged(properties); |
Darin Petkov | bac9600 | 2011-08-09 13:22:00 -0700 | [diff] [blame] | 148 | |
| 149 | manager_->device_info()->RegisterDevice(device_); |
Darin Petkov | e0a312e | 2011-07-20 13:45:28 -0700 | [diff] [blame] | 150 | } |
| 151 | |
Darin Petkov | c5f5656 | 2011-08-06 16:40:05 -0700 | [diff] [blame] | 152 | void Modem::OnDBusPropertiesChanged( |
mukesh agrawal | 1830fa1 | 2011-09-26 14:31:40 -0700 | [diff] [blame] | 153 | const string &/*interface*/, |
| 154 | const DBusPropertiesMap &/*changed_properties*/, |
| 155 | const vector<string> &/*invalidated_properties*/) { |
Darin Petkov | c5f5656 | 2011-08-06 16:40:05 -0700 | [diff] [blame] | 156 | // Ignored. |
| 157 | } |
| 158 | |
| 159 | void Modem::OnModemManagerPropertiesChanged( |
mukesh agrawal | 1830fa1 | 2011-09-26 14:31:40 -0700 | [diff] [blame] | 160 | const string &/*interface*/, |
Darin Petkov | c5f5656 | 2011-08-06 16:40:05 -0700 | [diff] [blame] | 161 | const DBusPropertiesMap &properties) { |
Darin Petkov | 721ac93 | 2011-11-16 15:43:09 +0100 | [diff] [blame] | 162 | if (device_.get()) { |
| 163 | device_->OnModemManagerPropertiesChanged(properties); |
Darin Petkov | 48a511a | 2011-09-15 10:33:37 -0700 | [diff] [blame] | 164 | } |
Darin Petkov | c5f5656 | 2011-08-06 16:40:05 -0700 | [diff] [blame] | 165 | } |
| 166 | |
Darin Petkov | 5c97ac5 | 2011-07-19 16:30:49 -0700 | [diff] [blame] | 167 | } // namespace shill |