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                         config->Update(libCecConfig);
  86
  87                         delete context;
  88                         return m_libCec != NULL;
  89                 }
  90
  91           void ConvertConfiguration(marshal_context ^context, LibCECConfiguration ^netConfig, CEC::libcec_configuration &config)
  92                 {
  93                         config.Clear();
  94
  95                         const char *strDeviceName = context->marshal_as<const char*>(netConfig->DeviceName);
  96                         memcpy_s(config.strDeviceName, 13, strDeviceName, 13);
  97                         for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
  98                                 config.deviceTypes.types[iPtr] = (cec_device_type)netConfig->DeviceTypes->Types[iPtr];
  99
 100                         config.bAutodetectAddress   = netConfig->AutodetectAddress ? 1 : 0;
 101                         config.iPhysicalAddress     = netConfig->PhysicalAddress;
 102                         config.baseDevice           = (cec_logical_address)netConfig->BaseDevice;
 103                         config.iHDMIPort            = netConfig->HDMIPort;
 104                         config.clientVersion        = (cec_client_version)netConfig->ClientVersion;
 105                         config.bGetSettingsFromROM  = netConfig->GetSettingsFromROM ? 1 : 0;
 106                         config.bActivateSource      = netConfig->ActivateSource ? 1 : 0;
 107                         config.tvVendor             = (cec_vendor_id)netConfig->TvVendor;
 108                         config.wakeDevices.Clear();
 109                         for (int iPtr = 0; iPtr < 16; iPtr++)
 110                         {
 111                                 if (netConfig->WakeDevices->IsSet((CecLogicalAddress)iPtr))
 112                                         config.wakeDevices.Set((cec_logical_address)iPtr);
 113                         }
 114                         config.powerOffDevices.Clear();
 115                         for (int iPtr = 0; iPtr < 16; iPtr++)
 116                         {
 117                                 if (netConfig->PowerOffDevices->IsSet((CecLogicalAddress)iPtr))
 118                                         config.powerOffDevices.Set((cec_logical_address)iPtr);
 119                         }
 120                         config.bPowerOffScreensaver = netConfig->PowerOffScreensaver ? 1 : 0;
 121                         config.bPowerOffOnStandby   = netConfig->PowerOffOnStandby ? 1 : 0;
 122
 123                         if (netConfig->ServerVersion >= CecServerVersion::Version1_5_1)
 124                                 config.bSendInactiveSource  = netConfig->SendInactiveSource ? 1 : 0;
 125
 126                         if (netConfig->ServerVersion >= CecServerVersion::Version1_6_0)
 127                         {
 128                                 config.bPowerOffDevicesOnStandby  = netConfig->PowerOffDevicesOnStandby ? 1 : 0;
 129                                 config.bShutdownOnStandby         = netConfig->ShutdownOnStandby ? 1 : 0;
 130                         }
 131
 132                         if (netConfig->ServerVersion >= CecServerVersion::Version1_6_2)
 133                         {
 134                                 const char *strDeviceLanguage = context->marshal_as<const char*>(netConfig->DeviceLanguage);
 135                                 memcpy_s(config.strDeviceLanguage, 3, strDeviceLanguage, 3);
 136                         }
 137
 138                         if (netConfig->ServerVersion >= CecServerVersion::Version1_6_3)
 139                           config.bMonitorOnly = netConfig->MonitorOnlyClient ? 1 : 0;
 140
 141                         config.callbacks = &g_cecCallbacks;
 142                 }
 143
 144         public:
 145                 array<CecAdapter ^> ^ FindAdapters(String ^ path)
 146                 {
 147                         cec_adapter *devices = new cec_adapter[10];
 148
 149                         marshal_context ^ context = gcnew marshal_context();
 150                         const char* strPathC = path->Length > 0 ? context->marshal_as<const char*>(path) : NULL;
 151
 152                         uint8_t iDevicesFound = m_libCec->FindAdapters(devices, 10, NULL);
 153
 154                         array<CecAdapter ^> ^ adapters = gcnew array<CecAdapter ^>(iDevicesFound);
 155                         for (unsigned int iPtr = 0; iPtr < iDevicesFound; iPtr++)
 156                                 adapters[iPtr] = gcnew CecAdapter(gcnew String(devices[iPtr].path), gcnew String(devices[iPtr].comm));
 157
 158                         delete devices;
 159                         delete context;
 160                         return adapters;
 161                 }
 162
 163                 bool Open(String ^ strPort, int iTimeoutMs)
 164                 {
 165       CecCallbackMethods::EnableCallbacks(m_callbacks);
 166       EnableCallbacks(m_callbacks);
 167                         marshal_context ^ context = gcnew marshal_context();
 168                         const char* strPortC = context->marshal_as<const char*>(strPort);
 169                         bool bReturn = m_libCec->Open(strPortC, iTimeoutMs);
 170                         delete context;
 171                         return bReturn;
 172                 }
 173
 174                 void Close(void)
 175                 {
 176                         DisableCallbacks();
 177                         m_libCec->Close();
 178                 }
 179
 180                 virtual void DisableCallbacks(void) override
 181                 {
 182                         // delete the callbacks, since these might already have been destroyed in .NET
 183                         CecCallbackMethods::DisableCallbacks();
 184                         if (m_libCec)
 185                                 m_libCec->EnableCallbacks(NULL, NULL);
 186                 }
 187
 188                 virtual bool EnableCallbacks(CecCallbackMethods ^ callbacks) override
 189                 {
 190                         if (m_libCec && CecCallbackMethods::EnableCallbacks(callbacks))
 191                                 return m_libCec->EnableCallbacks((void*)GetCallbackPtr(), &g_cecCallbacks);
 192
 193                         return false;
 194                 }
 195
 196                 bool PingAdapter(void)
 197                 {
 198                         return m_libCec->PingAdapter();
 199                 }
 200
 201                 bool StartBootloader(void)
 202                 {
 203                         return m_libCec->StartBootloader();
 204                 }
 205
 206                 int GetMinLibVersion(void)
 207                 {
 208                         return m_libCec->GetMinLibVersion();
 209                 }
 210
 211                 int GetLibVersionMajor(void)
 212                 {
 213                         return m_libCec->GetLibVersionMajor();
 214                 }
 215
 216                 int GetLibVersionMinor(void)
 217                 {
 218                         return m_libCec->GetLibVersionMinor();
 219                 }
 220
 221                 CecLogMessage ^ GetNextLogMessage(void)
 222                 {
 223                         cec_log_message msg;
 224                         if (m_libCec->GetNextLogMessage(&msg))
 225                         {
 226                                 return gcnew CecLogMessage(gcnew String(msg.message), (CecLogLevel)msg.level, msg.time);
 227                         }
 228
 229                         return gcnew CecLogMessage();
 230                 }
 231
 232                 CecKeypress ^ GetNextKeypress(void)
 233                 {
 234                         cec_keypress key;
 235                         if (m_libCec->GetNextKeypress(&key))
 236                         {
 237                                 return gcnew CecKeypress((CecUserControlCode)key.keycode, key.duration);
 238                         }
 239
 240                         return gcnew CecKeypress();
 241                 }
 242
 243                 CecCommand ^ GetNextCommand(void)
 244                 {
 245                         cec_command command;
 246                         if (m_libCec->GetNextCommand(&command))
 247                         {
 248                                 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);
 249                                 for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 250                                         retVal->Parameters->PushBack(command.parameters[iPtr]);
 251                                 return retVal;
 252                         }
 253
 254                         return gcnew CecCommand();
 255                 }
 256
 257                 bool Transmit(CecCommand ^ command)
 258                 {
 259                         cec_command ccommand;
 260                         cec_command::Format(ccommand, (cec_logical_address)command->Initiator, (cec_logical_address)command->Destination, (cec_opcode)command->Opcode);
 261                         ccommand.transmit_timeout = command->TransmitTimeout;
 262                         ccommand.eom              = command->Eom;
 263                         ccommand.ack              = command->Ack;
 264                         for (unsigned int iPtr = 0; iPtr < command->Parameters->Size; iPtr++)
 265                                 ccommand.parameters.PushBack(command->Parameters->Data[iPtr]);
 266
 267                         return m_libCec->Transmit(ccommand);
 268                 }
 269
 270                 bool SetLogicalAddress(CecLogicalAddress logicalAddress)
 271                 {
 272                         return m_libCec->SetLogicalAddress((cec_logical_address) logicalAddress);
 273                 }
 274
 275                 bool SetPhysicalAddress(uint16_t physicalAddress)
 276                 {
 277                         return m_libCec->SetPhysicalAddress(physicalAddress);
 278                 }
 279
 280                 bool PowerOnDevices(CecLogicalAddress logicalAddress)
 281                 {
 282                         return m_libCec->PowerOnDevices((cec_logical_address) logicalAddress);
 283                 }
 284
 285                 bool StandbyDevices(CecLogicalAddress logicalAddress)
 286                 {
 287                         return m_libCec->StandbyDevices((cec_logical_address) logicalAddress);
 288                 }
 289
 290                 bool PollDevice(CecLogicalAddress logicalAddress)
 291                 {
 292                         return m_libCec->PollDevice((cec_logical_address) logicalAddress);
 293                 }
 294
 295                 bool SetActiveSource(CecDeviceType type)
 296                 {
 297                         return m_libCec->SetActiveSource((cec_device_type) type);
 298                 }
 299
 300                 bool SetDeckControlMode(CecDeckControlMode mode, bool sendUpdate)
 301                 {
 302                         return m_libCec->SetDeckControlMode((cec_deck_control_mode) mode, sendUpdate);
 303                 }
 304
 305                 bool SetDeckInfo(CecDeckInfo info, bool sendUpdate)
 306                 {
 307                         return m_libCec->SetDeckInfo((cec_deck_info) info, sendUpdate);
 308                 }
 309
 310                 bool SetInactiveView(void)
 311                 {
 312                         return m_libCec->SetInactiveView();
 313                 }
 314
 315                 bool SetMenuState(CecMenuState state, bool sendUpdate)
 316                 {
 317                         return m_libCec->SetMenuState((cec_menu_state) state, sendUpdate);
 318                 }
 319
 320                 bool SetOSDString(CecLogicalAddress logicalAddress, CecDisplayControl duration, String ^ message)
 321                 {
 322                         marshal_context ^ context = gcnew marshal_context();
 323                         const char* strMessageC = context->marshal_as<const char*>(message);
 324
 325                         bool bReturn = m_libCec->SetOSDString((cec_logical_address) logicalAddress, (cec_display_control) duration, strMessageC);
 326
 327                         delete context;
 328                         return bReturn;
 329                 }
 330
 331                 bool SwitchMonitoring(bool enable)
 332                 {
 333                         return m_libCec->SwitchMonitoring(enable);
 334                 }
 335
 336                 CecVersion GetDeviceCecVersion(CecLogicalAddress logicalAddress)
 337                 {
 338                         return (CecVersion) m_libCec->GetDeviceCecVersion((cec_logical_address) logicalAddress);
 339                 }
 340
 341                 String ^ GetDeviceMenuLanguage(CecLogicalAddress logicalAddress)
 342                 {
 343                         cec_menu_language lang;
 344                         if (m_libCec->GetDeviceMenuLanguage((cec_logical_address) logicalAddress, &lang))
 345                         {
 346                                 return gcnew String(lang.language);
 347                         }
 348
 349                         return gcnew String("");
 350                 }
 351
 352                 CecVendorId GetDeviceVendorId(CecLogicalAddress logicalAddress)
 353                 {
 354                         return (CecVendorId)m_libCec->GetDeviceVendorId((cec_logical_address) logicalAddress);
 355                 }
 356
 357                 CecPowerStatus GetDevicePowerStatus(CecLogicalAddress logicalAddress)
 358                 {
 359                         return (CecPowerStatus) m_libCec->GetDevicePowerStatus((cec_logical_address) logicalAddress);
 360                 }
 361
 362                 void RescanActiveDevices(void)
 363                 {
 364                         m_libCec->RescanActiveDevices();
 365                 }
 366
 367                 CecLogicalAddresses ^ GetActiveDevices(void)
 368                 {
 369                         CecLogicalAddresses ^ retVal = gcnew CecLogicalAddresses();
 370                         unsigned int iDevices = 0;
 371
 372                         cec_logical_addresses activeDevices = m_libCec->GetActiveDevices();
 373
 374                         for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 375                                 if (activeDevices[iPtr])
 376                                         retVal->Addresses[iDevices++] = (CecLogicalAddress)iPtr;
 377
 378                         return retVal;
 379                 }
 380
 381                 bool IsActiveDevice(CecLogicalAddress logicalAddress)
 382                 {
 383                         return m_libCec->IsActiveDevice((cec_logical_address)logicalAddress);
 384                 }
 385
 386                 bool IsActiveDeviceType(CecDeviceType type)
 387                 {
 388                         return m_libCec->IsActiveDeviceType((cec_device_type)type);
 389                 }
 390
 391                 bool SetHDMIPort(CecLogicalAddress address, uint8_t port)
 392                 {
 393                         return m_libCec->SetHDMIPort((cec_logical_address)address, port);
 394                 }
 395
 396                 uint8_t VolumeUp(bool wait)
 397                 {
 398                         return m_libCec->VolumeUp(wait);
 399                 }
 400
 401                 uint8_t VolumeDown(bool wait)
 402                 {
 403                         return m_libCec->VolumeDown(wait);
 404                 }
 405
 406                 uint8_t MuteAudio(bool wait)
 407                 {
 408                         return m_libCec->MuteAudio(wait);
 409                 }
 410
 411                 bool SendKeypress(CecLogicalAddress destination, CecUserControlCode key, bool wait)
 412                 {
 413                         return m_libCec->SendKeypress((cec_logical_address)destination, (cec_user_control_code)key, wait);
 414                 }
 415
 416                 bool SendKeyRelease(CecLogicalAddress destination, bool wait)
 417                 {
 418                         return m_libCec->SendKeyRelease((cec_logical_address)destination, wait);
 419                 }
 420
 421                 String ^ GetDeviceOSDName(CecLogicalAddress logicalAddress)
 422                 {
 423                         cec_osd_name osd = m_libCec->GetDeviceOSDName((cec_logical_address) logicalAddress);
 424                         return gcnew String(osd.name);
 425                 }
 426
 427                 CecLogicalAddress GetActiveSource()
 428                 {
 429                         return (CecLogicalAddress)m_libCec->GetActiveSource();
 430                 }
 431
 432                 bool IsActiveSource(CecLogicalAddress logicalAddress)
 433                 {
 434                         return m_libCec->IsActiveSource((cec_logical_address)logicalAddress);
 435                 }
 436
 437                 uint16_t GetDevicePhysicalAddress(CecLogicalAddress iAddress)
 438                 {
 439                         return m_libCec->GetDevicePhysicalAddress((cec_logical_address)iAddress);
 440                 }
 441
 442                 bool SetStreamPath(CecLogicalAddress iAddress)
 443                 {
 444                         return m_libCec->SetStreamPath((cec_logical_address)iAddress);
 445                 }
 446
 447                 bool SetStreamPath(uint16_t iPhysicalAddress)
 448                 {
 449                         return m_libCec->SetStreamPath(iPhysicalAddress);
 450                 }
 451
 452                 CecLogicalAddresses ^GetLogicalAddresses(void)
 453                 {
 454                         CecLogicalAddresses ^addr = gcnew CecLogicalAddresses();
 455                         cec_logical_addresses libAddr = m_libCec->GetLogicalAddresses();
 456                         for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 457                                 addr->Addresses[iPtr] = (CecLogicalAddress)libAddr.addresses[iPtr];
 458                         addr->Primary = (CecLogicalAddress)libAddr.primary;
 459                         return addr;
 460                 }
 461
 462                 bool GetCurrentConfiguration(LibCECConfiguration ^configuration)
 463                 {
 464                         libcec_configuration config;
 465                         config.Clear();
 466
 467                         if (m_libCec->GetCurrentConfiguration(&config))
 468                         {
 469                                 configuration->Update(config);
 470                                 return true;
 471                         }
 472                         return false;
 473                 }
 474
 475     bool CanPersistConfiguration(void)
 476                 {
 477                         return m_libCec->CanPersistConfiguration();
 478                 }
 479
 480     bool PersistConfiguration(LibCECConfiguration ^configuration)
 481                 {
 482                         marshal_context ^ context = gcnew marshal_context();
 483                         libcec_configuration config;
 484                         ConvertConfiguration(context, configuration, config);
 485
 486                         bool bReturn = m_libCec->PersistConfiguration(&config);
 487
 488                         delete context;
 489                         return bReturn;
 490                 }
 491
 492                 bool SetConfiguration(LibCECConfiguration ^configuration)
 493                 {
 494                         marshal_context ^ context = gcnew marshal_context();
 495                         libcec_configuration config;
 496                         ConvertConfiguration(context, configuration, config);
 497
 498                         bool bReturn = m_libCec->SetConfiguration(&config);
 499
 500                         delete context;
 501                         return bReturn;
 502                 }
 503
 504     bool IsLibCECActiveSource()
 505     {
 506       return m_libCec->IsLibCECActiveSource();
 507     }
 508
 509     bool GetDeviceInformation(String ^ port, LibCECConfiguration ^configuration, uint32_t timeoutMs)
 510     {
 511       bool bReturn(false);
 512       marshal_context ^ context = gcnew marshal_context();
 513
 514       libcec_configuration config;
 515                         config.Clear();
 516
 517       const char* strPortC = port->Length > 0 ? context->marshal_as<const char*>(port) : NULL;
 518
 519       if (m_libCec->GetDeviceInformation(strPortC, &config, timeoutMs))
 520                         {
 521                                 configuration->Update(config);
 522         bReturn = true;
 523                         }
 524
 525       delete context;
 526       return bReturn;
 527     }
 528
 529                 String ^ ToString(CecLogicalAddress iAddress)
 530                 {
 531                         const char *retVal = m_libCec->ToString((cec_logical_address)iAddress);
 532                         return gcnew String(retVal);
 533                 }
 534
 535                 String ^ ToString(CecVendorId iVendorId)
 536                 {
 537                         const char *retVal = m_libCec->ToString((cec_vendor_id)iVendorId);
 538                         return gcnew String(retVal);
 539                 }
 540
 541                 String ^ ToString(CecVersion iVersion)
 542                 {
 543                         const char *retVal = m_libCec->ToString((cec_version)iVersion);
 544                         return gcnew String(retVal);
 545                 }
 546
 547                 String ^ ToString(CecPowerStatus iState)
 548                 {
 549                         const char *retVal = m_libCec->ToString((cec_power_status)iState);
 550                         return gcnew String(retVal);
 551                 }
 552
 553                 String ^ ToString(CecMenuState iState)
 554                 {
 555                         const char *retVal = m_libCec->ToString((cec_menu_state)iState);
 556                         return gcnew String(retVal);
 557                 }
 558
 559                 String ^ ToString(CecDeckControlMode iMode)
 560                 {
 561                         const char *retVal = m_libCec->ToString((cec_deck_control_mode)iMode);
 562                         return gcnew String(retVal);
 563                 }
 564
 565                 String ^ ToString(CecDeckInfo status)
 566                 {
 567                         const char *retVal = m_libCec->ToString((cec_deck_info)status);
 568                         return gcnew String(retVal);
 569                 }
 570
 571                 String ^ ToString(CecOpcode opcode)
 572                 {
 573                         const char *retVal = m_libCec->ToString((cec_opcode)opcode);
 574                         return gcnew String(retVal);
 575                 }
 576
 577                 String ^ ToString(CecSystemAudioStatus mode)
 578                 {
 579                         const char *retVal = m_libCec->ToString((cec_system_audio_status)mode);
 580                         return gcnew String(retVal);
 581                 }
 582
 583                 String ^ ToString(CecAudioStatus status)
 584                 {
 585                         const char *retVal = m_libCec->ToString((cec_audio_status)status);
 586                         return gcnew String(retVal);
 587                 }
 588
 589                 String ^ ToString(CecClientVersion version)
 590                 {
 591                         const char *retVal = m_libCec->ToString((cec_client_version)version);
 592                         return gcnew String(retVal);
 593                 }
 594
 595                 String ^ ToString(CecServerVersion version)
 596                 {
 597                         const char *retVal = m_libCec->ToString((cec_server_version)version);
 598                         return gcnew String(retVal);
 599                 }
 600
 601         private:
 602                 ICECAdapter *        m_libCec;
 603     CecCallbackMethods ^ m_callbacks;
 604         };
 605 }