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