src/lib/adapter/USBCECAdapterCommands.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 "USBCECAdapterCommands.h"
  34 #include "../LibCEC.h"
  35 #include "../CECProcessor.h"
  36
  37 using namespace CEC;
  38 using namespace PLATFORM;
  39
  40 #define LIB_CEC     m_comm->m_callback->GetLib()
  41 #define ToString(p) LIB_CEC->ToString(p)
  42
  43 CUSBCECAdapterCommands::CUSBCECAdapterCommands(CUSBCECAdapterCommunication *comm) :
  44     m_comm(comm),
  45     m_bSettingsRetrieved(false),
  46     m_bSettingAutoEnabled(false),
  47     m_settingCecVersion(CEC_VERSION_UNKNOWN),
  48     m_iSettingLAMask(0),
  49     m_bNeedsWrite(false),
  50     m_iBuildDate(CEC_FW_BUILD_UNKNOWN)
  51 {
  52   m_persistedConfiguration.Clear();
  53 }
  54
  55 cec_datapacket CUSBCECAdapterCommands::RequestSetting(cec_adapter_messagecode msgCode)
  56 {
  57   cec_datapacket retVal;
  58   retVal.Clear();
  59
  60   CCECAdapterMessage params;
  61   CCECAdapterMessage *message = m_comm->SendCommand(msgCode, params);
  62   if (message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED)
  63   {
  64     retVal = message->response;
  65     retVal.Shift(2); // shift out start and msgcode
  66     retVal.size -= 1; // remove end
  67   }
  68
  69   delete message;
  70   return retVal;
  71 }
  72
  73 uint16_t CUSBCECAdapterCommands::RequestFirmwareVersion(void)
  74 {
  75   m_persistedConfiguration.iFirmwareVersion = CEC_FW_VERSION_UNKNOWN;
  76   unsigned int iFwVersionTry(0);
  77
  78   while (m_persistedConfiguration.iFirmwareVersion == CEC_FW_VERSION_UNKNOWN && iFwVersionTry++ < 3)
  79   {
  80     LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting the firmware version");
  81     cec_datapacket response = RequestSetting(MSGCODE_FIRMWARE_VERSION);
  82     if (response.size == 2)
  83       m_persistedConfiguration.iFirmwareVersion = (response[0] << 8 | response[1]);
  84     else
  85     {
  86       LIB_CEC->AddLog(CEC_LOG_WARNING, "the adapter did not respond with a correct firmware version (try %d)", iFwVersionTry);
  87       CEvent::Sleep(500);
  88     }
  89   }
  90
  91   if (m_persistedConfiguration.iFirmwareVersion == CEC_FW_VERSION_UNKNOWN)
  92   {
  93     LIB_CEC->AddLog(CEC_LOG_DEBUG, "defaulting to firmware version 1");
  94     m_persistedConfiguration.iFirmwareVersion = 1;
  95   }
  96
  97   return m_persistedConfiguration.iFirmwareVersion;
  98 }
  99
 100 bool CUSBCECAdapterCommands::RequestSettingAutoEnabled(void)
 101 {
 102   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting autonomous mode setting");
 103
 104   cec_datapacket response = RequestSetting(MSGCODE_GET_AUTO_ENABLED);
 105   if (response.size == 1)
 106   {
 107     m_bSettingAutoEnabled = response[0] == 1;
 108     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted autonomous mode setting: '%s'", m_bSettingAutoEnabled ? "enabled" : "disabled");
 109     return true;
 110   }
 111   return false;
 112 }
 113
 114 bool CUSBCECAdapterCommands::RequestSettingCECVersion(void)
 115 {
 116   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting CEC version setting");
 117
 118   cec_datapacket response = RequestSetting(MSGCODE_GET_HDMI_VERSION);
 119   if (response.size == 1)
 120   {
 121     m_settingCecVersion = (cec_version)response[0];
 122     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted CEC version setting: '%s'", ToString(m_settingCecVersion));
 123     return true;
 124   }
 125   return false;
 126 }
 127
 128 uint32_t CUSBCECAdapterCommands::RequestBuildDate(void)
 129 {
 130   if (m_iBuildDate == CEC_FW_BUILD_UNKNOWN)
 131   {
 132     LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting firmware build date");
 133
 134     cec_datapacket response = RequestSetting(MSGCODE_GET_BUILDDATE);
 135     if (response.size == 4)
 136       m_iBuildDate = (uint32_t)response[0] << 24 | (uint32_t)response[1] << 16 | (uint32_t)response[2] << 8 | (uint32_t)response[3];
 137   }
 138   return m_iBuildDate;
 139 }
 140
 141 bool CUSBCECAdapterCommands::RequestSettingDefaultLogicalAddress(void)
 142 {
 143   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting default logical address setting");
 144
 145   cec_datapacket response = RequestSetting(MSGCODE_GET_DEFAULT_LOGICAL_ADDRESS);
 146   if (response.size == 1)
 147   {
 148     m_persistedConfiguration.logicalAddresses.primary = (cec_logical_address)response[0];
 149     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted logical address setting: '%s'", ToString(m_persistedConfiguration.logicalAddresses.primary));
 150     return true;
 151   }
 152   return false;
 153 }
 154
 155 bool CUSBCECAdapterCommands::RequestSettingDeviceType(void)
 156 {
 157   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting device type setting");
 158   m_persistedConfiguration.deviceTypes.Clear();
 159
 160   cec_datapacket response = RequestSetting(MSGCODE_GET_DEVICE_TYPE);
 161   if (response.size == 1)
 162   {
 163     m_persistedConfiguration.deviceTypes.Add((cec_device_type)response[0]);
 164     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted device type setting: '%s'", ToString((cec_device_type)response[0]));
 165     return true;
 166   }
 167   LIB_CEC->AddLog(CEC_LOG_DEBUG, "no persisted device type setting");
 168   return false;
 169 }
 170
 171 bool CUSBCECAdapterCommands::RequestSettingLogicalAddressMask(void)
 172 {
 173   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting logical address mask setting");
 174
 175   cec_datapacket response = RequestSetting(MSGCODE_GET_LOGICAL_ADDRESS_MASK);
 176   if (response.size == 2)
 177   {
 178     m_iSettingLAMask = ((uint16_t)response[0] << 8) | ((uint16_t)response[1]);
 179     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted logical address mask setting: '%x'", m_iSettingLAMask);
 180     return true;
 181   }
 182   return false;
 183 }
 184
 185 bool CUSBCECAdapterCommands::RequestSettingOSDName(void)
 186 {
 187   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting OSD name setting");
 188
 189   memset(m_persistedConfiguration.strDeviceName, 0, 13);
 190   cec_datapacket response = RequestSetting(MSGCODE_GET_OSD_NAME);
 191   if (response.size == 0)
 192   {
 193     LIB_CEC->AddLog(CEC_LOG_DEBUG, "no persisted device name setting");
 194     return false;
 195   }
 196
 197   char buf[14];
 198   for (uint8_t iPtr = 0; iPtr < response.size && iPtr < 13; iPtr++)
 199     buf[iPtr] = (char)response[iPtr];
 200   buf[response.size] = 0;
 201
 202   snprintf(m_persistedConfiguration.strDeviceName, 13, "%s", buf);
 203   LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted device name setting: '%s'", buf);
 204   return true;
 205 }
 206
 207 bool CUSBCECAdapterCommands::RequestSettingPhysicalAddress(void)
 208 {
 209   LIB_CEC->AddLog(CEC_LOG_DEBUG, "requesting physical address setting");
 210
 211   cec_datapacket response = RequestSetting(MSGCODE_GET_PHYSICAL_ADDRESS);
 212   if (response.size == 2)
 213   {
 214     m_persistedConfiguration.iPhysicalAddress = ((uint16_t)response[0] << 8) | ((uint16_t)response[1]);
 215     LIB_CEC->AddLog(CEC_LOG_DEBUG, "using persisted physical address setting: '%4x'", m_persistedConfiguration.iPhysicalAddress);
 216     return true;
 217   }
 218   LIB_CEC->AddLog(CEC_LOG_DEBUG, "no persisted physical address setting");
 219   return false;
 220 }
 221
 222 bool CUSBCECAdapterCommands::SetSettingAutoEnabled(bool enabled)
 223 {
 224   bool bReturn(true);
 225
 226   /* check whether this value was changed */
 227   if (m_bSettingAutoEnabled == enabled)
 228   {
 229     LIB_CEC->AddLog(CEC_LOG_DEBUG, "autonomous mode setting unchanged (%s)", enabled ? "on" : "off");
 230     return bReturn;
 231   }
 232
 233   m_bNeedsWrite = true;
 234   LIB_CEC->AddLog(CEC_LOG_DEBUG, "turning autonomous mode %s", enabled ? "on" : "off");
 235
 236   CCECAdapterMessage params;
 237   params.PushEscaped(enabled ? 1 : 0);
 238   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_AUTO_ENABLED, params);
 239   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 240   delete message;
 241
 242   if (bReturn)
 243     m_bSettingAutoEnabled = enabled;
 244
 245   return bReturn;
 246 }
 247
 248 bool CUSBCECAdapterCommands::SetSettingDeviceType(cec_device_type type)
 249 {
 250   bool bReturn(true);
 251
 252   /* check whether this value was changed */
 253   if (m_persistedConfiguration.deviceTypes.types[0] == type)
 254   {
 255     LIB_CEC->AddLog(CEC_LOG_DEBUG, "device type setting unchanged (%X)", (uint8_t)type);
 256     return bReturn;
 257   }
 258
 259   m_bNeedsWrite = true;
 260   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the device type to %X (previous: %X)", (uint8_t)type, (uint8_t)m_persistedConfiguration.deviceTypes.types[0]);
 261
 262   CCECAdapterMessage params;
 263   params.PushEscaped((uint8_t)type);
 264   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_DEVICE_TYPE, params);
 265   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 266   delete message;
 267
 268   return bReturn;
 269 }
 270
 271 bool CUSBCECAdapterCommands::SetSettingDefaultLogicalAddress(cec_logical_address address)
 272 {
 273   bool bReturn(true);
 274
 275   /* check whether this value was changed */
 276   if (m_persistedConfiguration.logicalAddresses.primary == address)
 277   {
 278     LIB_CEC->AddLog(CEC_LOG_DEBUG, "logical address setting unchanged (%X)", (uint8_t)address);
 279     return bReturn;
 280   }
 281
 282   m_bNeedsWrite = true;
 283   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the default logical address to %X (previous: %X)", (uint8_t)address, (uint8_t)m_persistedConfiguration.logicalAddresses.primary);
 284
 285   CCECAdapterMessage params;
 286   params.PushEscaped((uint8_t)address);
 287   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_DEFAULT_LOGICAL_ADDRESS, params);
 288   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 289   delete message;
 290
 291   if (bReturn)
 292     m_persistedConfiguration.logicalAddresses.primary = address;
 293
 294   return bReturn;
 295 }
 296
 297 bool CUSBCECAdapterCommands::SetSettingLogicalAddressMask(uint16_t iMask)
 298 {
 299   bool bReturn(true);
 300
 301   /* check whether this value was changed */
 302   if (m_iSettingLAMask == iMask)
 303   {
 304     LIB_CEC->AddLog(CEC_LOG_DEBUG, "logical address mask setting unchanged (%2X)", iMask);
 305     return bReturn;
 306   }
 307
 308   m_bNeedsWrite = true;
 309   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the logical address mask to %2X (previous: %2X)", iMask, m_iSettingLAMask);
 310
 311   CCECAdapterMessage params;
 312   params.PushEscaped(iMask >> 8);
 313   params.PushEscaped((uint8_t)iMask);
 314   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_LOGICAL_ADDRESS_MASK, params);
 315   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 316   delete message;
 317
 318   if (bReturn)
 319     m_iSettingLAMask = iMask;
 320
 321   return bReturn;
 322 }
 323
 324 bool CUSBCECAdapterCommands::SetSettingPhysicalAddress(uint16_t iPhysicalAddress)
 325 {
 326   bool bReturn(true);
 327
 328   /* check whether this value was changed */
 329   if (m_persistedConfiguration.iPhysicalAddress == iPhysicalAddress)
 330   {
 331     LIB_CEC->AddLog(CEC_LOG_DEBUG, "physical address setting unchanged (%04X)", iPhysicalAddress);
 332     return bReturn;
 333   }
 334
 335   m_bNeedsWrite = true;
 336   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the physical address to %04X (previous: %04X)", iPhysicalAddress, m_persistedConfiguration.iPhysicalAddress);
 337
 338   CCECAdapterMessage params;
 339   params.PushEscaped(iPhysicalAddress >> 8);
 340   params.PushEscaped((uint8_t)iPhysicalAddress);
 341   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_PHYSICAL_ADDRESS, params);
 342   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 343   delete message;
 344
 345   if (bReturn)
 346     m_persistedConfiguration.iPhysicalAddress = iPhysicalAddress;
 347
 348   return bReturn;
 349 }
 350
 351 bool CUSBCECAdapterCommands::SetSettingCECVersion(cec_version version)
 352 {
 353   bool bReturn(true);
 354
 355   /* check whether this value was changed */
 356   if (m_settingCecVersion == version)
 357   {
 358     LIB_CEC->AddLog(CEC_LOG_DEBUG, "CEC version setting unchanged (%s)", ToString(version));
 359     return bReturn;
 360   }
 361
 362   m_bNeedsWrite = true;
 363   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the CEC version to %s (previous: %s)", ToString(version), ToString(m_settingCecVersion));
 364
 365   CCECAdapterMessage params;
 366   params.PushEscaped((uint8_t)version);
 367   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_HDMI_VERSION, params);
 368   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 369   delete message;
 370
 371   if (bReturn)
 372     m_settingCecVersion = version;
 373
 374   return bReturn;
 375 }
 376
 377 bool CUSBCECAdapterCommands::SetSettingOSDName(const char *strOSDName)
 378 {
 379   bool bReturn(true);
 380
 381   /* check whether this value was changed */
 382   if (!strcmp(m_persistedConfiguration.strDeviceName, strOSDName))
 383   {
 384     LIB_CEC->AddLog(CEC_LOG_DEBUG, "OSD name setting unchanged (%s)", strOSDName);
 385     return bReturn;
 386   }
 387
 388   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the OSD name to %s (previous: %s)", strOSDName, m_persistedConfiguration.strDeviceName);
 389
 390   CCECAdapterMessage params;
 391   for (size_t iPtr = 0; iPtr < strlen(strOSDName); iPtr++)
 392     params.PushEscaped(strOSDName[iPtr]);
 393   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_OSD_NAME, params);
 394   bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 395   delete message;
 396
 397   if (bReturn)
 398     snprintf(m_persistedConfiguration.strDeviceName, 13, "%s", strOSDName);
 399
 400   return bReturn;
 401 }
 402
 403 bool CUSBCECAdapterCommands::WriteEEPROM(void)
 404 {
 405   if (!m_bNeedsWrite)
 406     return true;
 407
 408   LIB_CEC->AddLog(CEC_LOG_DEBUG, "writing settings in the EEPROM");
 409
 410   CCECAdapterMessage params;
 411   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_WRITE_EEPROM, params);
 412   m_bNeedsWrite = !(message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED);
 413   delete message;
 414   return m_bNeedsWrite;
 415 }
 416
 417 bool CUSBCECAdapterCommands::PersistConfiguration(const libcec_configuration &configuration)
 418 {
 419   if (m_persistedConfiguration.iFirmwareVersion < 2)
 420     return false;
 421
 422   if (!RequestSettings())
 423     return false;
 424
 425   bool bReturn(true);
 426   bReturn &= SetSettingAutoEnabled(true);
 427   bReturn &= SetSettingDeviceType(CLibCEC::GetType(configuration.logicalAddresses.primary));
 428   bReturn &= SetSettingDefaultLogicalAddress(configuration.logicalAddresses.primary);
 429   bReturn &= SetSettingLogicalAddressMask(CLibCEC::GetMaskForType(configuration.logicalAddresses.primary));
 430   bReturn &= SetSettingPhysicalAddress(configuration.iPhysicalAddress);
 431   bReturn &= SetSettingCECVersion(CEC_VERSION_1_3A);
 432   bReturn &= SetSettingOSDName(configuration.strDeviceName);
 433   bReturn &= WriteEEPROM();
 434   return bReturn;
 435 }
 436
 437 bool CUSBCECAdapterCommands::RequestSettings(void)
 438 {
 439   if (m_persistedConfiguration.iFirmwareVersion < 2)
 440   {
 441     LIB_CEC->AddLog(CEC_LOG_DEBUG, "%s - firmware version %d does not have any eeprom settings", __FUNCTION__, m_persistedConfiguration.iFirmwareVersion);
 442     // settings can only be persisted with firmware v2+
 443     return false;
 444   }
 445
 446   if (m_bSettingsRetrieved)
 447     return true;
 448
 449   bool bReturn(true);
 450   bReturn &= RequestSettingAutoEnabled();
 451   bReturn &= RequestSettingCECVersion();
 452   bReturn &= RequestSettingDefaultLogicalAddress();
 453   bReturn &= RequestSettingDeviceType();
 454   bReturn &= RequestSettingLogicalAddressMask();
 455   bReturn &= RequestSettingOSDName();
 456   bReturn &= RequestSettingPhysicalAddress();
 457
 458   // don't read the following settings:
 459   // - auto enabled (always enabled)
 460   // - default logical address (autodetected)
 461   // - logical address mask (autodetected)
 462   // - CEC version (1.3a)
 463
 464   // TODO to be added to the firmware:
 465   // - base device (4 bits)
 466   // - HDMI port number (4 bits)
 467   // - TV vendor id (12 bits)
 468   // - wake devices (8 bits)
 469   // - standby devices (8 bits)
 470   // - use TV menu language (1 bit)
 471   // - activate source (1 bit)
 472   // - power off screensaver (1 bit)
 473   // - power off on standby (1 bit)
 474   // - send inactive source (1 bit)
 475
 476   m_bSettingsRetrieved = true;
 477
 478   return bReturn;
 479 }
 480
 481 bool CUSBCECAdapterCommands::GetConfiguration(libcec_configuration &configuration)
 482 {
 483   // get the settings from the eeprom if needed
 484   if (!RequestSettings())
 485     return false;
 486
 487   // copy the settings
 488   configuration.iFirmwareVersion = m_persistedConfiguration.iFirmwareVersion;
 489   configuration.deviceTypes      = m_persistedConfiguration.deviceTypes;
 490   configuration.iPhysicalAddress = m_persistedConfiguration.iPhysicalAddress;
 491   snprintf(configuration.strDeviceName, 13, "%s", m_persistedConfiguration.strDeviceName);
 492
 493   return true;
 494 }
 495
 496 bool CUSBCECAdapterCommands::PingAdapter(void)
 497 {
 498   LIB_CEC->AddLog(CEC_LOG_DEBUG, "sending ping");
 499
 500   CCECAdapterMessage params;
 501   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_PING, params);
 502   bool bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 503   delete message;
 504   return bReturn;
 505 }
 506
 507 bool CUSBCECAdapterCommands::SetAckMask(uint16_t iMask)
 508 {
 509   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting ackmask to %2x", iMask);
 510
 511   CCECAdapterMessage params;
 512   params.PushEscaped(iMask >> 8);
 513   params.PushEscaped((uint8_t)iMask);
 514   CCECAdapterMessage *message  = m_comm->SendCommand(MSGCODE_SET_ACK_MASK, params);
 515   bool bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 516   delete message;
 517   return bReturn;
 518 }
 519
 520 bool CUSBCECAdapterCommands::StartBootloader(void)
 521 {
 522   LIB_CEC->AddLog(CEC_LOG_DEBUG, "starting the bootloader");
 523
 524   CCECAdapterMessage params;
 525   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_START_BOOTLOADER, params);
 526   bool bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 527   delete message;
 528   return bReturn;
 529 }
 530
 531 bool CUSBCECAdapterCommands::SetLineTimeout(uint8_t iTimeout)
 532 {
 533   LIB_CEC->AddLog(CEC_LOG_DEBUG, "setting the line timeout to %d", iTimeout);
 534   CCECAdapterMessage params;
 535   params.PushEscaped(iTimeout);
 536   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_TRANSMIT_IDLETIME, params);
 537   bool bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 538   delete message;
 539   return bReturn;
 540 }
 541
 542 bool CUSBCECAdapterCommands::SetControlledMode(bool controlled)
 543 {
 544   LIB_CEC->AddLog(CEC_LOG_DEBUG, "turning controlled mode %s", controlled ? "on" : "off");
 545
 546   CCECAdapterMessage params;
 547   params.PushEscaped(controlled ? 1 : 0);
 548   CCECAdapterMessage *message = m_comm->SendCommand(MSGCODE_SET_CONTROLLED, params);
 549   bool bReturn = message->state == ADAPTER_MESSAGE_STATE_SENT_ACKED;
 550   delete message;
 551   return bReturn;
 552 }