src/lib/implementations/SLCommandHandler.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011 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 "SLCommandHandler.h"
  34 #include "../devices/CECBusDevice.h"
  35 #include "../CECProcessor.h"
  36
  37 using namespace CEC;
  38
  39 CSLCommandHandler::CSLCommandHandler(CCECBusDevice *busDevice) :
  40     CCECCommandHandler(busDevice)
  41 {
  42 }
  43
  44 bool CSLCommandHandler::HandleVendorCommand(const cec_command &command)
  45 {
  46   if (command.parameters.size == 1 &&
  47       command.parameters[0] == 0x01)
  48   {
  49     /* enable SL */
  50     cec_command response;
  51     cec_command::Format(response, command.destination, command.initiator, CEC_OPCODE_VENDOR_COMMAND);
  52     response.PushBack(0x02);
  53     response.PushBack(0x05);
  54
  55     return m_busDevice->GetProcessor()->Transmit(response);
  56   }
  57
  58   return false;
  59 }
  60
  61 bool CSLCommandHandler::HandleGiveDeviceVendorId(const cec_command &command)
  62 {
  63   /* imitate LG devices */
  64   CCECBusDevice *device = GetDevice(command.destination);
  65   if (device)
  66     device->SetVendorId(CEC_VENDOR_LG);
  67
  68   return CCECCommandHandler::HandleGiveDeviceVendorId(command);
  69 }
  70
  71 bool CSLCommandHandler::HandleCommand(const cec_command &command)
  72 {
  73   bool bHandled(false);
  74   if (m_busDevice->MyLogicalAddressContains(command.destination))
  75   {
  76     switch(command.opcode)
  77     {
  78     case CEC_OPCODE_VENDOR_COMMAND:
  79       bHandled = HandleVendorCommand(command);
  80       break;
  81     default:
  82       break;
  83     }
  84   }
  85
  86   if (!bHandled)
  87     bHandled = CCECCommandHandler::HandleCommand(command);
  88
  89   return bHandled;
  90 }