src/LibCecSharp/LibCecSharp.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited.  All rights reserved.
   5  * libCEC(R) is an original work, containing original code.
   6  *
   7  * libCEC(R) is a trademark of Pulse-Eight Limited.
   8  *
   9  * This program is dual-licensed; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  22  *
  23  *
  24  * Alternatively, you can license this library under a commercial license,
  25  * please contact Pulse-Eight Licensing for more information.
  26  *
  27  * For more information contact:
  28  * Pulse-Eight Licensing       <license@pulse-eight.com>
  29  *     http://www.pulse-eight.com/
  30  *     http://www.pulse-eight.net/
  31  */
  32
  33 #include "CecSharpTypes.h"
  34 #using <System.dll>
  35
  36 using namespace System;
  37 using namespace System::Runtime::InteropServices;
  38 using namespace CEC;
  39 using namespace msclr::interop;
  40
  41 namespace CecSharp
  42 {
  43         public ref class LibCecSharp : public CecCallbackMethods
  44         {
  45         public:
  46           LibCecSharp(LibCECConfiguration ^config)
  47                 {
  48       m_callbacks = config->Callbacks;
  49                         CecCallbackMethods::EnableCallbacks(m_callbacks);
  50                         if (!InitialiseLibCec(config))
  51                                 throw gcnew Exception("Could not initialise LibCecSharp");
  52                 }
  53
  54                 LibCecSharp(String ^ strDeviceName, CecDeviceTypeList ^ deviceTypes)
  55                 {
  56       m_callbacks = gcnew CecCallbackMethods();
  57                         LibCECConfiguration ^config = gcnew LibCECConfiguration();
  58                         config->SetCallbacks(this);
  59                         config->DeviceName  = strDeviceName;
  60                         config->DeviceTypes = deviceTypes;
  61                         if (!InitialiseLibCec(config))
  62                                 throw gcnew Exception("Could not initialise LibCecSharp");
  63                 }
  64
  65                 ~LibCecSharp(void)
  66                 {
  67                         Close();
  68                         m_libCec = NULL;
  69                 }
  70
  71         private:
  72                 !LibCecSharp(void)
  73                 {
  74                         Close();
  75                         m_libCec = NULL;
  76                 }
  77
  78                 bool InitialiseLibCec(LibCECConfiguration ^config)
  79                 {
  80                         marshal_context ^ context = gcnew marshal_context();
  81                         libcec_configuration libCecConfig;
  82                         ConvertConfiguration(context, config, libCecConfig);
  83
  84                         m_libCec = (ICECAdapter *) CECInitialise(&libCecConfig);
  85
  86                         delete context;
  87                         return m_libCec != NULL;
  88                 }
  89
  90           void ConvertConfiguration(marshal_context ^context, LibCECConfiguration ^netConfig, CEC::libcec_configuration &config)
  91                 {
  92                         config.Clear();
  93
  94                         const char *strDeviceName = context->marshal_as<const char*>(netConfig->DeviceName);
  95                         memcpy_s(config.strDeviceName, 13, strDeviceName, 13);
  96                         for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
  97                                 config.deviceTypes.types[iPtr] = (cec_device_type)netConfig->DeviceTypes->Types[iPtr];
  98
  99                         config.bAutodetectAddress   = netConfig->AutodetectAddress ? 1 : 0;
 100                         config.iPhysicalAddress     = netConfig->PhysicalAddress;
 101                         config.baseDevice           = (cec_logical_address)netConfig->BaseDevice;
 102                         config.iHDMIPort            = netConfig->HDMIPort;
 103                         config.clientVersion        = (cec_client_version)netConfig->ClientVersion;
 104                         config.bGetSettingsFromROM  = netConfig->GetSettingsFromROM ? 1 : 0;
 105                         config.bActivateSource      = netConfig->ActivateSource ? 1 : 0;
 106                         config.tvVendor             = (cec_vendor_id)netConfig->TvVendor;
 107                         config.wakeDevices.Clear();
 108                         for (int iPtr = 0; iPtr < 16; iPtr++)
 109                         {
 110                                 if (netConfig->WakeDevices->IsSet((CecLogicalAddress)iPtr))
 111                                         config.wakeDevices.Set((cec_logical_address)iPtr);
 112                         }
 113                         config.powerOffDevices.Clear();
 114                         for (int iPtr = 0; iPtr < 16; iPtr++)
 115                         {
 116                                 if (netConfig->PowerOffDevices->IsSet((CecLogicalAddress)iPtr))
 117                                         config.powerOffDevices.Set((cec_logical_address)iPtr);
 118                         }
 119                         config.bPowerOffScreensaver = netConfig->PowerOffScreensaver ? 1 : 0;
 120                         config.bPowerOffOnStandby   = netConfig->PowerOffOnStandby ? 1 : 0;
 121
 122                         if (netConfig->ServerVersion >= CecServerVersion::Version1_5_1)
 123                                 config.bSendInactiveSource  = netConfig->SendInactiveSource ? 1 : 0;
 124
 125                         if (netConfig->ServerVersion >= CecServerVersion::Version1_6_0)
 126                         {
 127                                 config.bPowerOffDevicesOnStandby  = netConfig->PowerOffDevicesOnStandby ? 1 : 0;
 128                                 config.bShutdownOnStandby         = netConfig->ShutdownOnStandby ? 1 : 0;
 129                         }
 130
 131                         if (netConfig->ServerVersion >= CecServerVersion::Version1_6_2)
 132                         {
 133                                 const char *strDeviceLanguage = context->marshal_as<const char*>(netConfig->DeviceLanguage);
 134                                 memcpy_s(config.strDeviceLanguage, 3, strDeviceLanguage, 3);
 135                         }
 136
 137                         config.callbacks            = &g_cecCallbacks;
 138                 }
 139
 140         public:
 141                 array<CecAdapter ^> ^ FindAdapters(String ^ path)
 142                 {
 143                         cec_adapter *devices = new cec_adapter[10];
 144
 145                         marshal_context ^ context = gcnew marshal_context();
 146                         const char* strPathC = path->Length > 0 ? context->marshal_as<const char*>(path) : NULL;
 147
 148                         uint8_t iDevicesFound = m_libCec->FindAdapters(devices, 10, NULL);
 149
 150                         array<CecAdapter ^> ^ adapters = gcnew array<CecAdapter ^>(iDevicesFound);
 151                         for (unsigned int iPtr = 0; iPtr < iDevicesFound; iPtr++)
 152                                 adapters[iPtr] = gcnew CecAdapter(gcnew String(devices[iPtr].path), gcnew String(devices[iPtr].comm));
 153
 154                         delete devices;
 155                         delete context;
 156                         return adapters;
 157                 }
 158
 159                 bool Open(String ^ strPort, int iTimeoutMs)
 160                 {
 161       CecCallbackMethods::EnableCallbacks(m_callbacks);
 162       EnableCallbacks(m_callbacks);
 163                         marshal_context ^ context = gcnew marshal_context();
 164                         const char* strPortC = context->marshal_as<const char*>(strPort);
 165                         bool bReturn = m_libCec->Open(strPortC, iTimeoutMs);
 166                         delete context;
 167                         return bReturn;
 168                 }
 169
 170                 void Close(void)
 171                 {
 172                         DisableCallbacks();
 173                         m_libCec->Close();
 174                 }
 175
 176                 virtual void DisableCallbacks(void) override
 177                 {
 178                         // delete the callbacks, since these might already have been destroyed in .NET
 179                         CecCallbackMethods::DisableCallbacks();
 180                         if (m_libCec)
 181                                 m_libCec->EnableCallbacks(NULL, NULL);
 182                 }
 183
 184                 virtual bool EnableCallbacks(CecCallbackMethods ^ callbacks) override
 185                 {
 186                         if (m_libCec && CecCallbackMethods::EnableCallbacks(callbacks))
 187                                 return m_libCec->EnableCallbacks(NULL, &g_cecCallbacks);
 188
 189                         return false;
 190                 }
 191
 192                 bool PingAdapter(void)
 193                 {
 194                         return m_libCec->PingAdapter();
 195                 }
 196
 197                 bool StartBootloader(void)
 198                 {
 199                         return m_libCec->StartBootloader();
 200                 }
 201
 202                 int GetMinLibVersion(void)
 203                 {
 204                         return m_libCec->GetMinLibVersion();
 205                 }
 206
 207                 int GetLibVersionMajor(void)
 208                 {
 209                         return m_libCec->GetLibVersionMajor();
 210                 }
 211
 212                 int GetLibVersionMinor(void)
 213                 {
 214                         return m_libCec->GetLibVersionMinor();
 215                 }
 216
 217                 CecLogMessage ^ GetNextLogMessage(void)
 218                 {
 219                         cec_log_message msg;
 220                         if (m_libCec->GetNextLogMessage(&msg))
 221                         {
 222                                 return gcnew CecLogMessage(gcnew String(msg.message), (CecLogLevel)msg.level, msg.time);
 223                         }
 224
 225                         return gcnew CecLogMessage();
 226                 }
 227
 228                 CecKeypress ^ GetNextKeypress(void)
 229                 {
 230                         cec_keypress key;
 231                         if (m_libCec->GetNextKeypress(&key))
 232                         {
 233                                 return gcnew CecKeypress(key.keycode, key.duration);
 234                         }
 235
 236                         return gcnew CecKeypress();
 237                 }
 238
 239                 CecCommand ^ GetNextCommand(void)
 240                 {
 241                         cec_command command;
 242                         if (m_libCec->GetNextCommand(&command))
 243                         {
 244                                 CecCommand ^ retVal = gcnew CecCommand((CecLogicalAddress)command.initiator, (CecLogicalAddress)command.destination, command.ack == 1 ? true : false, command.eom == 1 ? true : false, (CecOpcode)command.opcode, command.transmit_timeout);
 245                                 for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 246                                         retVal->Parameters->PushBack(command.parameters[iPtr]);
 247                                 return retVal;
 248                         }
 249
 250                         return gcnew CecCommand();
 251                 }
 252
 253                 bool Transmit(CecCommand ^ command)
 254                 {
 255                         cec_command ccommand;
 256                         cec_command::Format(ccommand, (cec_logical_address)command->Initiator, (cec_logical_address)command->Destination, (cec_opcode)command->Opcode);
 257                         ccommand.transmit_timeout = command->TransmitTimeout;
 258                         ccommand.eom              = command->Eom;
 259                         ccommand.ack              = command->Ack;
 260                         for (unsigned int iPtr = 0; iPtr < command->Parameters->Size; iPtr++)
 261                                 ccommand.parameters.PushBack(command->Parameters->Data[iPtr]);
 262
 263                         return m_libCec->Transmit(ccommand);
 264                 }
 265
 266                 bool SetLogicalAddress(CecLogicalAddress logicalAddress)
 267                 {
 268                         return m_libCec->SetLogicalAddress((cec_logical_address) logicalAddress);
 269                 }
 270
 271                 bool SetPhysicalAddress(uint16_t physicalAddress)
 272                 {
 273                         return m_libCec->SetPhysicalAddress(physicalAddress);
 274                 }
 275
 276                 bool PowerOnDevices(CecLogicalAddress logicalAddress)
 277                 {
 278                         return m_libCec->PowerOnDevices((cec_logical_address) logicalAddress);
 279                 }
 280
 281                 bool StandbyDevices(CecLogicalAddress logicalAddress)
 282                 {
 283                         return m_libCec->StandbyDevices((cec_logical_address) logicalAddress);
 284                 }
 285
 286                 bool PollDevice(CecLogicalAddress logicalAddress)
 287                 {
 288                         return m_libCec->PollDevice((cec_logical_address) logicalAddress);
 289                 }
 290
 291                 bool SetActiveSource(CecDeviceType type)
 292                 {
 293                         return m_libCec->SetActiveSource((cec_device_type) type);
 294                 }
 295
 296                 bool SetDeckControlMode(CecDeckControlMode mode, bool sendUpdate)
 297                 {
 298                         return m_libCec->SetDeckControlMode((cec_deck_control_mode) mode, sendUpdate);
 299                 }
 300
 301                 bool SetDeckInfo(CecDeckInfo info, bool sendUpdate)
 302                 {
 303                         return m_libCec->SetDeckInfo((cec_deck_info) info, sendUpdate);
 304                 }
 305
 306                 bool SetInactiveView(void)
 307                 {
 308                         return m_libCec->SetInactiveView();
 309                 }
 310
 311                 bool SetMenuState(CecMenuState state, bool sendUpdate)
 312                 {
 313                         return m_libCec->SetMenuState((cec_menu_state) state, sendUpdate);
 314                 }
 315
 316                 bool SetOSDString(CecLogicalAddress logicalAddress, CecDisplayControl duration, String ^ message)
 317                 {
 318                         marshal_context ^ context = gcnew marshal_context();
 319                         const char* strMessageC = context->marshal_as<const char*>(message);
 320
 321                         bool bReturn = m_libCec->SetOSDString((cec_logical_address) logicalAddress, (cec_display_control) duration, strMessageC);
 322
 323                         delete context;
 324                         return bReturn;
 325                 }
 326
 327                 bool SwitchMonitoring(bool enable)
 328                 {
 329                         return m_libCec->SwitchMonitoring(enable);
 330                 }
 331
 332                 CecVersion GetDeviceCecVersion(CecLogicalAddress logicalAddress)
 333                 {
 334                         return (CecVersion) m_libCec->GetDeviceCecVersion((cec_logical_address) logicalAddress);
 335                 }
 336
 337                 String ^ GetDeviceMenuLanguage(CecLogicalAddress logicalAddress)
 338                 {
 339                         cec_menu_language lang;
 340                         if (m_libCec->GetDeviceMenuLanguage((cec_logical_address) logicalAddress, &lang))
 341                         {
 342                                 return gcnew String(lang.language);
 343                         }
 344
 345                         return gcnew String("");
 346                 }
 347
 348                 CecVendorId GetDeviceVendorId(CecLogicalAddress logicalAddress)
 349                 {
 350                         return (CecVendorId)m_libCec->GetDeviceVendorId((cec_logical_address) logicalAddress);
 351                 }
 352
 353                 CecPowerStatus GetDevicePowerStatus(CecLogicalAddress logicalAddress)
 354                 {
 355                         return (CecPowerStatus) m_libCec->GetDevicePowerStatus((cec_logical_address) logicalAddress);
 356                 }
 357
 358                 void RescanActiveDevices(void)
 359                 {
 360                         m_libCec->RescanActiveDevices();
 361                 }
 362
 363                 CecLogicalAddresses ^ GetActiveDevices(void)
 364                 {
 365                         CecLogicalAddresses ^ retVal = gcnew CecLogicalAddresses();
 366                         unsigned int iDevices = 0;
 367
 368                         cec_logical_addresses activeDevices = m_libCec->GetActiveDevices();
 369
 370                         for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 371                                 if (activeDevices[iPtr])
 372                                         retVal->Addresses[iDevices++] = (CecLogicalAddress)iPtr;
 373
 374                         return retVal;
 375                 }
 376
 377                 bool IsActiveDevice(CecLogicalAddress logicalAddress)
 378                 {
 379                         return m_libCec->IsActiveDevice((cec_logical_address)logicalAddress);
 380                 }
 381
 382                 bool IsActiveDeviceType(CecDeviceType type)
 383                 {
 384                         return m_libCec->IsActiveDeviceType((cec_device_type)type);
 385                 }
 386
 387                 bool SetHDMIPort(CecLogicalAddress address, uint8_t port)
 388                 {
 389                         return m_libCec->SetHDMIPort((cec_logical_address)address, port);
 390                 }
 391
 392                 uint8_t VolumeUp(bool wait)
 393                 {
 394                         return m_libCec->VolumeUp(wait);
 395                 }
 396
 397                 uint8_t VolumeDown(bool wait)
 398                 {
 399                         return m_libCec->VolumeDown(wait);
 400                 }
 401
 402                 uint8_t MuteAudio(bool wait)
 403                 {
 404                         return m_libCec->MuteAudio(wait);
 405                 }
 406
 407                 bool SendKeypress(CecLogicalAddress destination, CecUserControlCode key, bool wait)
 408                 {
 409                         return m_libCec->SendKeypress((cec_logical_address)destination, (cec_user_control_code)key, wait);
 410                 }
 411
 412                 bool SendKeyRelease(CecLogicalAddress destination, bool wait)
 413                 {
 414                         return m_libCec->SendKeyRelease((cec_logical_address)destination, wait);
 415                 }
 416
 417                 String ^ GetDeviceOSDName(CecLogicalAddress logicalAddress)
 418                 {
 419                         cec_osd_name osd = m_libCec->GetDeviceOSDName((cec_logical_address) logicalAddress);
 420                         return gcnew String(osd.name);
 421                 }
 422
 423                 CecLogicalAddress GetActiveSource()
 424                 {
 425                         return (CecLogicalAddress)m_libCec->GetActiveSource();
 426                 }
 427
 428                 bool IsActiveSource(CecLogicalAddress logicalAddress)
 429                 {
 430                         return m_libCec->IsActiveSource((cec_logical_address)logicalAddress);
 431                 }
 432
 433                 uint16_t GetDevicePhysicalAddress(CecLogicalAddress iAddress)
 434                 {
 435                         return m_libCec->GetDevicePhysicalAddress((cec_logical_address)iAddress);
 436                 }
 437
 438                 bool SetStreamPath(CecLogicalAddress iAddress)
 439                 {
 440                         return m_libCec->SetStreamPath((cec_logical_address)iAddress);
 441                 }
 442
 443                 bool SetStreamPath(uint16_t iPhysicalAddress)
 444                 {
 445                         return m_libCec->SetStreamPath(iPhysicalAddress);
 446                 }
 447
 448                 CecLogicalAddresses ^GetLogicalAddresses(void)
 449                 {
 450                         CecLogicalAddresses ^addr = gcnew CecLogicalAddresses();
 451                         cec_logical_addresses libAddr = m_libCec->GetLogicalAddresses();
 452                         for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 453                                 addr->Addresses[iPtr] = (CecLogicalAddress)libAddr.addresses[iPtr];
 454                         addr->Primary = (CecLogicalAddress)libAddr.primary;
 455                         return addr;
 456                 }
 457
 458                 bool GetCurrentConfiguration(LibCECConfiguration ^configuration)
 459                 {
 460                         libcec_configuration config;
 461                         config.Clear();
 462
 463                         if (m_libCec->GetCurrentConfiguration(&config))
 464                         {
 465                                 configuration->Update(config);
 466                                 return true;
 467                         }
 468                         return false;
 469                 }
 470
 471     bool CanPersistConfiguration(void)
 472                 {
 473                         return m_libCec->CanPersistConfiguration();
 474                 }
 475
 476     bool PersistConfiguration(LibCECConfiguration ^configuration)
 477                 {
 478                         marshal_context ^ context = gcnew marshal_context();
 479                         libcec_configuration config;
 480                         ConvertConfiguration(context, configuration, config);
 481
 482                         bool bReturn = m_libCec->PersistConfiguration(&config);
 483
 484                         delete context;
 485                         return bReturn;
 486                 }
 487
 488                 bool SetConfiguration(LibCECConfiguration ^configuration)
 489                 {
 490                         marshal_context ^ context = gcnew marshal_context();
 491                         libcec_configuration config;
 492                         ConvertConfiguration(context, configuration, config);
 493
 494                         bool bReturn = m_libCec->SetConfiguration(&config);
 495
 496                         delete context;
 497                         return bReturn;
 498                 }
 499
 500     bool IsLibCECActiveSource()
 501     {
 502       return m_libCec->IsLibCECActiveSource();
 503     }
 504
 505     bool GetDeviceInformation(String ^ port, LibCECConfiguration ^configuration, uint32_t timeoutMs)
 506     {
 507       bool bReturn(false);
 508       marshal_context ^ context = gcnew marshal_context();
 509
 510       libcec_configuration config;
 511                         config.Clear();
 512
 513       const char* strPortC = port->Length > 0 ? context->marshal_as<const char*>(port) : NULL;
 514
 515       if (m_libCec->GetDeviceInformation(strPortC, &config, timeoutMs))
 516                         {
 517                                 configuration->Update(config);
 518         bReturn = true;
 519                         }
 520
 521       delete context;
 522       return bReturn;
 523     }
 524
 525                 String ^ ToString(CecLogicalAddress iAddress)
 526                 {
 527                         const char *retVal = m_libCec->ToString((cec_logical_address)iAddress);
 528                         return gcnew String(retVal);
 529                 }
 530
 531                 String ^ ToString(CecVendorId iVendorId)
 532                 {
 533                         const char *retVal = m_libCec->ToString((cec_vendor_id)iVendorId);
 534                         return gcnew String(retVal);
 535                 }
 536
 537                 String ^ ToString(CecVersion iVersion)
 538                 {
 539                         const char *retVal = m_libCec->ToString((cec_version)iVersion);
 540                         return gcnew String(retVal);
 541                 }
 542
 543                 String ^ ToString(CecPowerStatus iState)
 544                 {
 545                         const char *retVal = m_libCec->ToString((cec_power_status)iState);
 546                         return gcnew String(retVal);
 547                 }
 548
 549                 String ^ ToString(CecMenuState iState)
 550                 {
 551                         const char *retVal = m_libCec->ToString((cec_menu_state)iState);
 552                         return gcnew String(retVal);
 553                 }
 554
 555                 String ^ ToString(CecDeckControlMode iMode)
 556                 {
 557                         const char *retVal = m_libCec->ToString((cec_deck_control_mode)iMode);
 558                         return gcnew String(retVal);
 559                 }
 560
 561                 String ^ ToString(CecDeckInfo status)
 562                 {
 563                         const char *retVal = m_libCec->ToString((cec_deck_info)status);
 564                         return gcnew String(retVal);
 565                 }
 566
 567                 String ^ ToString(CecOpcode opcode)
 568                 {
 569                         const char *retVal = m_libCec->ToString((cec_opcode)opcode);
 570                         return gcnew String(retVal);
 571                 }
 572
 573                 String ^ ToString(CecSystemAudioStatus mode)
 574                 {
 575                         const char *retVal = m_libCec->ToString((cec_system_audio_status)mode);
 576                         return gcnew String(retVal);
 577                 }
 578
 579                 String ^ ToString(CecAudioStatus status)
 580                 {
 581                         const char *retVal = m_libCec->ToString((cec_audio_status)status);
 582                         return gcnew String(retVal);
 583                 }
 584
 585                 String ^ ToString(CecClientVersion version)
 586                 {
 587                         const char *retVal = m_libCec->ToString((cec_client_version)version);
 588                         return gcnew String(retVal);
 589                 }
 590
 591                 String ^ ToString(CecServerVersion version)
 592                 {
 593                         const char *retVal = m_libCec->ToString((cec_server_version)version);
 594                         return gcnew String(retVal);
 595                 }
 596
 597         private:
 598                 ICECAdapter *        m_libCec;
 599     CecCallbackMethods ^ m_callbacks;
 600         };
 601 }