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                         CecCallbackMethods::EnableCallbacks(config->Callbacks);
  49                         if (!InitialiseLibCec(config))
  50                                 throw gcnew Exception("Could not initialise LibCecSharp");
  51                 }
  52
  53                 LibCecSharp(String ^ strDeviceName, CecDeviceTypeList ^ deviceTypes)
  54                 {
  55                         LibCECConfiguration ^config = gcnew LibCECConfiguration();
  56                         config->SetCallbacks(this);
  57                         config->DeviceName  = strDeviceName;
  58                         config->DeviceTypes = deviceTypes;
  59                         if (!InitialiseLibCec(config))
  60                                 throw gcnew Exception("Could not initialise LibCecSharp");
  61                 }
  62
  63                 ~LibCecSharp(void)
  64                 {
  65                         Close();
  66                         m_libCec = NULL;
  67                 }
  68
  69         private:
  70                 !LibCecSharp(void)
  71                 {
  72                         Close();
  73                         m_libCec = NULL;
  74                 }
  75
  76                 bool InitialiseLibCec(LibCECConfiguration ^config)
  77                 {
  78                         marshal_context ^ context = gcnew marshal_context();
  79                         libcec_configuration libCecConfig;
  80                         ConvertConfiguration(context, config, libCecConfig);
  81
  82                         m_libCec = (ICECAdapter *) CECInitialise(&libCecConfig);
  83
  84                         delete context;
  85                         return m_libCec != NULL;
  86                 }
  87
  88           void ConvertConfiguration(marshal_context ^context, LibCECConfiguration ^netConfig, CEC::libcec_configuration &config)
  89                 {
  90                         config.Clear();
  91
  92                         _snprintf_s(config.strDeviceName, 13, context->marshal_as<const char*>(netConfig->DeviceName));
  93                         for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
  94                                 config.deviceTypes.types[iPtr] = (cec_device_type)netConfig->DeviceTypes->Types[iPtr];
  95
  96                         config.iPhysicalAddress     = netConfig->PhysicalAddress;
  97                         config.baseDevice           = (cec_logical_address)netConfig->BaseDevice;
  98                         config.iHDMIPort            = netConfig->HDMIPort;
  99                         config.clientVersion        = (cec_client_version)netConfig->ClientVersion;
 100                         config.bGetSettingsFromROM  = netConfig->GetSettingsFromROM;
 101                         config.bActivateSource      = netConfig->ActivateSource;
 102                         config.tvVendor             = (cec_vendor_id)netConfig->TvVendor;
 103                         config.wakeDevices.Clear();
 104                         for (int iPtr = 0; iPtr < 16; iPtr++)
 105                         {
 106                                 if (netConfig->WakeDevices->IsSet((CecLogicalAddress)iPtr))
 107                                         config.wakeDevices.Set((cec_logical_address)iPtr);
 108                         }
 109                         config.powerOffDevices.Clear();
 110                         for (int iPtr = 0; iPtr < 16; iPtr++)
 111                         {
 112                                 if (netConfig->PowerOffDevices->IsSet((CecLogicalAddress)iPtr))
 113                                         config.powerOffDevices.Set((cec_logical_address)iPtr);
 114                         }
 115                         config.bPowerOffScreensaver = netConfig->PowerOffScreensaver;
 116                         config.bPowerOffOnStandby   = netConfig->PowerOffOnStandby;
 117                         config.callbacks            = &g_cecCallbacks;
 118                 }
 119
 120         public:
 121                 array<CecAdapter ^> ^ FindAdapters(String ^ path)
 122                 {
 123                         cec_adapter *devices = new cec_adapter[10];
 124
 125                         marshal_context ^ context = gcnew marshal_context();
 126                         const char* strPathC = path->Length > 0 ? context->marshal_as<const char*>(path) : NULL;
 127
 128                         uint8_t iDevicesFound = m_libCec->FindAdapters(devices, 10, NULL);
 129
 130                         array<CecAdapter ^> ^ adapters = gcnew array<CecAdapter ^>(iDevicesFound);
 131                         for (unsigned int iPtr = 0; iPtr < iDevicesFound; iPtr++)
 132                                 adapters[iPtr] = gcnew CecAdapter(gcnew String(devices[iPtr].path), gcnew String(devices[iPtr].comm));
 133
 134                         delete devices;
 135                         delete context;
 136                         return adapters;
 137                 }
 138
 139                 bool Open(String ^ strPort, int iTimeoutMs)
 140                 {
 141                         marshal_context ^ context = gcnew marshal_context();
 142                         const char* strPortC = context->marshal_as<const char*>(strPort);
 143                         bool bReturn = m_libCec->Open(strPortC, iTimeoutMs);
 144                         delete context;
 145                         return bReturn;
 146                 }
 147
 148                 void Close(void)
 149                 {
 150                         // delete the callbacks, since these might already have been destroyed in .NET
 151                         CecCallbackMethods::DisableCallbacks();
 152                         m_libCec->EnableCallbacks(NULL, NULL);
 153                         m_libCec->StandbyDevices();
 154                         m_libCec->Close();
 155                 }
 156
 157                 virtual bool EnableCallbacks(CecCallbackMethods ^ callbacks) override
 158                 {
 159                         if (m_libCec && CecCallbackMethods::EnableCallbacks(callbacks))
 160                                 return m_libCec->EnableCallbacks(NULL, &g_cecCallbacks);
 161
 162                         return false;
 163                 }
 164
 165                 bool PingAdapter(void)
 166                 {
 167                         return m_libCec->PingAdapter();
 168                 }
 169
 170                 bool StartBootloader(void)
 171                 {
 172                         return m_libCec->StartBootloader();
 173                 }
 174
 175                 int GetMinLibVersion(void)
 176                 {
 177                         return m_libCec->GetMinLibVersion();
 178                 }
 179
 180                 int GetLibVersionMajor(void)
 181                 {
 182                         return m_libCec->GetLibVersionMajor();
 183                 }
 184
 185                 int GetLibVersionMinor(void)
 186                 {
 187                         return m_libCec->GetLibVersionMinor();
 188                 }
 189
 190                 CecLogMessage ^ GetNextLogMessage(void)
 191                 {
 192                         cec_log_message msg;
 193                         if (m_libCec->GetNextLogMessage(&msg))
 194                         {
 195                                 return gcnew CecLogMessage(gcnew String(msg.message), (CecLogLevel)msg.level, msg.time);
 196                         }
 197
 198                         return gcnew CecLogMessage();
 199                 }
 200
 201                 CecKeypress ^ GetNextKeypress(void)
 202                 {
 203                         cec_keypress key;
 204                         if (m_libCec->GetNextKeypress(&key))
 205                         {
 206                                 return gcnew CecKeypress(key.keycode, key.duration);
 207                         }
 208
 209                         return gcnew CecKeypress();
 210                 }
 211
 212                 CecCommand ^ GetNextCommand(void)
 213                 {
 214                         cec_command command;
 215                         if (m_libCec->GetNextCommand(&command))
 216                         {
 217                                 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);
 218                                 for (uint8_t iPtr = 0; iPtr < command.parameters.size; iPtr++)
 219                                         retVal->Parameters->PushBack(command.parameters[iPtr]);
 220                                 return retVal;
 221                         }
 222
 223                         return gcnew CecCommand();
 224                 }
 225
 226                 bool Transmit(CecCommand ^ command)
 227                 {
 228                         cec_command ccommand;
 229                         cec_command::Format(ccommand, (cec_logical_address)command->Initiator, (cec_logical_address)command->Destination, (cec_opcode)command->Opcode);
 230                         ccommand.transmit_timeout = command->TransmitTimeout;
 231                         ccommand.eom              = command->Eom;
 232                         ccommand.ack              = command->Ack;
 233                         for (unsigned int iPtr = 0; iPtr < command->Parameters->Size; iPtr++)
 234                                 ccommand.parameters.PushBack(command->Parameters->Data[iPtr]);
 235
 236                         return m_libCec->Transmit(ccommand);
 237                 }
 238
 239                 bool SetLogicalAddress(CecLogicalAddress logicalAddress)
 240                 {
 241                         return m_libCec->SetLogicalAddress((cec_logical_address) logicalAddress);
 242                 }
 243
 244                 bool SetPhysicalAddress(uint16_t physicalAddress)
 245                 {
 246                         return m_libCec->SetPhysicalAddress(physicalAddress);
 247                 }
 248
 249                 bool PowerOnDevices(CecLogicalAddress logicalAddress)
 250                 {
 251                         return m_libCec->PowerOnDevices((cec_logical_address) logicalAddress);
 252                 }
 253
 254                 bool StandbyDevices(CecLogicalAddress logicalAddress)
 255                 {
 256                         return m_libCec->StandbyDevices((cec_logical_address) logicalAddress);
 257                 }
 258
 259                 bool PollDevice(CecLogicalAddress logicalAddress)
 260                 {
 261                         return m_libCec->PollDevice((cec_logical_address) logicalAddress);
 262                 }
 263
 264                 bool SetActiveSource(CecDeviceType type)
 265                 {
 266                         return m_libCec->SetActiveSource((cec_device_type) type);
 267                 }
 268
 269                 bool SetDeckControlMode(CecDeckControlMode mode, bool sendUpdate)
 270                 {
 271                         return m_libCec->SetDeckControlMode((cec_deck_control_mode) mode, sendUpdate);
 272                 }
 273
 274                 bool SetDeckInfo(CecDeckInfo info, bool sendUpdate)
 275                 {
 276                         return m_libCec->SetDeckInfo((cec_deck_info) info, sendUpdate);
 277                 }
 278
 279                 bool SetInactiveView(void)
 280                 {
 281                         return m_libCec->SetInactiveView();
 282                 }
 283
 284                 bool SetMenuState(CecMenuState state, bool sendUpdate)
 285                 {
 286                         return m_libCec->SetMenuState((cec_menu_state) state, sendUpdate);
 287                 }
 288
 289                 bool SetOSDString(CecLogicalAddress logicalAddress, CecDisplayControl duration, String ^ message)
 290                 {
 291                         marshal_context ^ context = gcnew marshal_context();
 292                         const char* strMessageC = context->marshal_as<const char*>(message);
 293
 294                         bool bReturn = m_libCec->SetOSDString((cec_logical_address) logicalAddress, (cec_display_control) duration, strMessageC);
 295
 296                         delete context;
 297                         return bReturn;
 298                 }
 299
 300                 bool SwitchMonitoring(bool enable)
 301                 {
 302                         return m_libCec->SwitchMonitoring(enable);
 303                 }
 304
 305                 CecVersion GetDeviceCecVersion(CecLogicalAddress logicalAddress)
 306                 {
 307                         return (CecVersion) m_libCec->GetDeviceCecVersion((cec_logical_address) logicalAddress);
 308                 }
 309
 310                 String ^ GetDeviceMenuLanguage(CecLogicalAddress logicalAddress)
 311                 {
 312                         cec_menu_language lang;
 313                         if (m_libCec->GetDeviceMenuLanguage((cec_logical_address) logicalAddress, &lang))
 314                         {
 315                                 return gcnew String(lang.language);
 316                         }
 317
 318                         return gcnew String("");
 319                 }
 320
 321                 CecVendorId GetDeviceVendorId(CecLogicalAddress logicalAddress)
 322                 {
 323                         return (CecVendorId)m_libCec->GetDeviceVendorId((cec_logical_address) logicalAddress);
 324                 }
 325
 326                 CecPowerStatus GetDevicePowerStatus(CecLogicalAddress logicalAddress)
 327                 {
 328                         return (CecPowerStatus) m_libCec->GetDevicePowerStatus((cec_logical_address) logicalAddress);
 329                 }
 330
 331                 CecLogicalAddresses ^ GetActiveDevices(void)
 332                 {
 333                         CecLogicalAddresses ^ retVal = gcnew CecLogicalAddresses();
 334                         unsigned int iDevices = 0;
 335
 336                         cec_logical_addresses activeDevices = m_libCec->GetActiveDevices();
 337
 338                         for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
 339                                 if (activeDevices[iPtr])
 340                                         retVal->Addresses[iDevices++] = (CecLogicalAddress)iPtr;
 341
 342                         return retVal;
 343                 }
 344
 345                 bool IsActiveDevice(CecLogicalAddress logicalAddress)
 346                 {
 347                         return m_libCec->IsActiveDevice((cec_logical_address)logicalAddress);
 348                 }
 349
 350                 bool IsActiveDeviceType(CecDeviceType type)
 351                 {
 352                         return m_libCec->IsActiveDeviceType((cec_device_type)type);
 353                 }
 354
 355                 bool SetHDMIPort(CecLogicalAddress address, uint8_t port)
 356                 {
 357                         return m_libCec->SetHDMIPort((cec_logical_address)address, port);
 358                 }
 359
 360                 uint8_t VolumeUp(bool wait)
 361                 {
 362                         return m_libCec->VolumeUp(wait);
 363                 }
 364
 365                 uint8_t VolumeDown(bool wait)
 366                 {
 367                         return m_libCec->VolumeDown(wait);
 368                 }
 369
 370                 uint8_t MuteAudio(bool wait)
 371                 {
 372                         return m_libCec->MuteAudio(wait);
 373                 }
 374
 375                 bool SendKeypress(CecLogicalAddress destination, CecUserControlCode key, bool wait)
 376                 {
 377                         return m_libCec->SendKeypress((cec_logical_address)destination, (cec_user_control_code)key, wait);
 378                 }
 379
 380                 bool SendKeyRelease(CecLogicalAddress destination, bool wait)
 381                 {
 382                         return m_libCec->SendKeyRelease((cec_logical_address)destination, wait);
 383                 }
 384
 385                 String ^ GetDeviceOSDName(CecLogicalAddress logicalAddress)
 386                 {
 387                         cec_osd_name osd = m_libCec->GetDeviceOSDName((cec_logical_address) logicalAddress);
 388                         return gcnew String(osd.name);
 389                 }
 390
 391                 CecLogicalAddress GetActiveSource()
 392                 {
 393                         return (CecLogicalAddress)m_libCec->GetActiveSource();
 394                 }
 395
 396                 bool IsActiveSource(CecLogicalAddress logicalAddress)
 397                 {
 398                         return m_libCec->IsActiveSource((cec_logical_address)logicalAddress);
 399                 }
 400
 401                 uint16_t GetDevicePhysicalAddress(CecLogicalAddress iAddress)
 402                 {
 403                         return m_libCec->GetDevicePhysicalAddress((cec_logical_address)iAddress);
 404                 }
 405
 406                 bool SetStreamPath(CecLogicalAddress iAddress)
 407                 {
 408                         return m_libCec->SetStreamPath((cec_logical_address)iAddress);
 409                 }
 410
 411                 bool SetStreamPath(uint16_t iPhysicalAddress)
 412                 {
 413                         return m_libCec->SetStreamPath(iPhysicalAddress);
 414                 }
 415
 416                 CecLogicalAddresses ^GetLogicalAddresses(void)
 417                 {
 418                         CecLogicalAddresses ^addr = gcnew CecLogicalAddresses();
 419                         cec_logical_addresses libAddr = m_libCec->GetLogicalAddresses();
 420                         for (unsigned int iPtr = 0; iPtr < 16; iPtr++)
 421                                 addr->Addresses[iPtr] = (CecLogicalAddress)libAddr.addresses[iPtr];
 422                         addr->Primary = (CecLogicalAddress)libAddr.primary;
 423                         return addr;
 424                 }
 425
 426                 bool GetCurrentConfiguration(LibCECConfiguration ^configuration)
 427                 {
 428                         libcec_configuration config;
 429                         config.Clear();
 430
 431                         if (m_libCec->GetCurrentConfiguration(&config))
 432                         {
 433                                 configuration->BaseDevice = (CecLogicalAddress)config.baseDevice;
 434                                 configuration->DeviceName = gcnew String(config.strDeviceName);
 435                                 configuration->HDMIPort = config.iHDMIPort;
 436                                 configuration->PhysicalAddress = config.iPhysicalAddress;
 437                                 configuration->PowerOffOnStandby = config.bPowerOffOnStandby == 1;
 438                                 configuration->PowerOffScreensaver = config.bPowerOffScreensaver == 1;
 439                                 configuration->ActivateSource = config.bActivateSource == 1;
 440                                 configuration->TvVendor = (CecVendorId)config.tvVendor;
 441
 442                                 configuration->WakeDevices->Clear();
 443                                 for (uint8_t iPtr = 0; iPtr <= 16; iPtr++)
 444                                         if (config.wakeDevices[iPtr])
 445                                                 configuration->WakeDevices->Set((CecLogicalAddress)iPtr);
 446
 447                                 configuration->PowerOffDevices->Clear();
 448                                 for (uint8_t iPtr = 0; iPtr <= 16; iPtr++)
 449                                         if (config.powerOffDevices[iPtr])
 450                                                 configuration->PowerOffDevices->Set((CecLogicalAddress)iPtr);
 451
 452                                 configuration->UseTVMenuLanguage = config.bUseTVMenuLanguage == 1;
 453                                 for (unsigned int iPtr = 0; iPtr < 5; iPtr++)
 454                                         configuration->DeviceTypes->Types[iPtr] = (CecDeviceType)config.deviceTypes.types[iPtr];
 455                                 return true;
 456                         }
 457                         return false;
 458                 }
 459
 460     bool CanPersistConfiguration(void)
 461                 {
 462                         return m_libCec->CanPersistConfiguration();
 463                 }
 464
 465     bool PersistConfiguration(LibCECConfiguration ^configuration)
 466                 {
 467                         marshal_context ^ context = gcnew marshal_context();
 468                         libcec_configuration config;
 469                         ConvertConfiguration(context, configuration, config);
 470
 471                         bool bReturn = m_libCec->PersistConfiguration(&config);
 472
 473                         delete context;
 474                         return bReturn;
 475                 }
 476
 477                 bool SetConfiguration(LibCECConfiguration ^configuration)
 478                 {
 479                         marshal_context ^ context = gcnew marshal_context();
 480                         libcec_configuration config;
 481                         ConvertConfiguration(context, configuration, config);
 482
 483                         bool bReturn = m_libCec->SetConfiguration(&config);
 484
 485                         delete context;
 486                         return bReturn;
 487                 }
 488
 489                 String ^ ToString(CecLogicalAddress iAddress)
 490                 {
 491                         const char *retVal = m_libCec->ToString((cec_logical_address)iAddress);
 492                         return gcnew String(retVal);
 493                 }
 494
 495                 String ^ ToString(CecVendorId iVendorId)
 496                 {
 497                         const char *retVal = m_libCec->ToString((cec_vendor_id)iVendorId);
 498                         return gcnew String(retVal);
 499                 }
 500
 501                 String ^ ToString(CecVersion iVersion)
 502                 {
 503                         const char *retVal = m_libCec->ToString((cec_version)iVersion);
 504                         return gcnew String(retVal);
 505                 }
 506
 507                 String ^ ToString(CecPowerStatus iState)
 508                 {
 509                         const char *retVal = m_libCec->ToString((cec_power_status)iState);
 510                         return gcnew String(retVal);
 511                 }
 512
 513                 String ^ ToString(CecMenuState iState)
 514                 {
 515                         const char *retVal = m_libCec->ToString((cec_menu_state)iState);
 516                         return gcnew String(retVal);
 517                 }
 518
 519                 String ^ ToString(CecDeckControlMode iMode)
 520                 {
 521                         const char *retVal = m_libCec->ToString((cec_deck_control_mode)iMode);
 522                         return gcnew String(retVal);
 523                 }
 524
 525                 String ^ ToString(CecDeckInfo status)
 526                 {
 527                         const char *retVal = m_libCec->ToString((cec_deck_info)status);
 528                         return gcnew String(retVal);
 529                 }
 530
 531                 String ^ ToString(CecOpcode opcode)
 532                 {
 533                         const char *retVal = m_libCec->ToString((cec_opcode)opcode);
 534                         return gcnew String(retVal);
 535                 }
 536
 537                 String ^ ToString(CecSystemAudioStatus mode)
 538                 {
 539                         const char *retVal = m_libCec->ToString((cec_system_audio_status)mode);
 540                         return gcnew String(retVal);
 541                 }
 542
 543                 String ^ ToString(CecAudioStatus status)
 544                 {
 545                         const char *retVal = m_libCec->ToString((cec_audio_status)status);
 546                         return gcnew String(retVal);
 547                 }
 548
 549         private:
 550                 ICECAdapter *        m_libCec;
 551         };
 552 }