src/lib/implementations/RLCommandHandler.cpp

   1 /*
   2  * This file is part of the libCEC(R) library.
   3  *
   4  * libCEC(R) is Copyright (C) 2011-2013 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 "env.h"
  34 #include "RLCommandHandler.h"
  35
  36 #include "lib/platform/util/timeutils.h"
  37 #include "lib/devices/CECBusDevice.h"
  38 #include "lib/CECProcessor.h"
  39 #include "lib/LibCEC.h"
  40 #include "lib/CECClient.h"
  41
  42 using namespace CEC;
  43 using namespace PLATFORM;
  44
  45 #define LIB_CEC     m_busDevice->GetProcessor()->GetLib()
  46
  47 #define RL_KEY_TOP_MENU           0x10
  48 #define RL_KEY_DVD_MENU           0x11
  49
  50 CRLCommandHandler::CRLCommandHandler(CCECBusDevice *busDevice,
  51                                      int32_t iTransmitTimeout /* = CEC_DEFAULT_TRANSMIT_TIMEOUT */,
  52                                      int32_t iTransmitWait /* = CEC_DEFAULT_TRANSMIT_WAIT */,
  53                                      int8_t iTransmitRetries /* = CEC_DEFAULT_TRANSMIT_RETRIES */,
  54                                      int64_t iActiveSourcePending /* = 0 */) :
  55     CCECCommandHandler(busDevice, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending)
  56 {
  57   m_vendorId = CEC_VENDOR_TOSHIBA;
  58 }
  59
  60 bool CRLCommandHandler::InitHandler(void)
  61 {
  62   if (m_bHandlerInited)
  63     return true;
  64   m_bHandlerInited = true;
  65
  66   if (m_busDevice->GetLogicalAddress() != CECDEVICE_TV)
  67     return true;
  68
  69   CCECBusDevice *primary = m_processor->GetPrimaryDevice();
  70   if (primary && primary->GetLogicalAddress() != CECDEVICE_UNREGISTERED)
  71   {
  72     /* imitate Toshiba devices */
  73     if (m_busDevice->GetLogicalAddress() != primary->GetLogicalAddress())
  74     {
  75       primary->SetVendorId(CEC_VENDOR_TOSHIBA);
  76       primary->ReplaceHandler(false);
  77     }
  78
  79     if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV)
  80     {
  81       /* send the vendor id */
  82       primary->TransmitVendorID(CECDEVICE_BROADCAST, false, false);
  83     }
  84   }
  85
  86   return true;
  87 }
  88
  89 int CRLCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command)
  90 {
  91   if (!m_processor->IsHandledByLibCEC(command.destination))
  92     return CEC_ABORT_REASON_INVALID_OPERAND;
  93
  94   if (command.parameters.size < 4)
  95     return CEC_ABORT_REASON_INVALID_OPERAND;
  96
  97   // check whether the vendor id matches
  98   if (command.parameters[0] != 0x00 ||
  99       command.parameters[1] != 0x00 ||
 100       command.parameters[2] != 0x39)
 101     return CEC_ABORT_REASON_INVALID_OPERAND;
 102
 103   bool bHandled(false);
 104   CCECClient* client = m_processor->GetClient(command.destination);
 105   if (client)
 106   {
 107     switch (command.parameters[3])
 108     {
 109     // user control pressed
 110     case CEC_OPCODE_USER_CONTROL_PRESSED:
 111       if (command.parameters.size == 5)
 112       {
 113         switch (command.parameters[4])
 114         {
 115         // top menu -> root menu
 116         case RL_KEY_TOP_MENU:
 117           client->SetCurrentButton(CEC_USER_CONTROL_CODE_ROOT_MENU);
 118           break;
 119         // dvd menu -> contents menu
 120         case RL_KEY_DVD_MENU:
 121           client->SetCurrentButton(CEC_USER_CONTROL_CODE_CONTENTS_MENU);
 122           break;
 123         default:
 124           LIB_CEC->AddLog(CEC_LOG_NOTICE, "key with keycode '%02x' is not mapped in libCEC. please send an email to support@pulse-eight.com with this keycode, and tell which key you pressed, and we'll add support for this key.");
 125           break;
 126         }
 127         bHandled = true;
 128       }
 129       break;
 130     // user control released
 131     case CEC_OPCODE_USER_CONTROL_RELEASE:
 132       client->AddKey();
 133       bHandled = true;
 134       break;
 135     default:
 136       break;
 137     }
 138   }
 139
 140   return bHandled ?
 141       COMMAND_HANDLED :
 142       CCECCommandHandler::HandleDeviceVendorCommandWithId(command);
 143 }