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