src/lib/adapter/AdapterFactory.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 "AdapterFactory.h"
  35
  36 #include <stdio.h>
  37 #include "lib/LibCEC.h"
  38 #include "lib/CECProcessor.h"
  39
  40 #if defined(HAVE_P8_USB)
  41 #include "Pulse-Eight/USBCECAdapterDetection.h"
  42 #include "Pulse-Eight/USBCECAdapterCommunication.h"
  43 #endif
  44
  45 #if defined(HAVE_RPI_API)
  46 #include "RPi/RPiCECAdapterDetection.h"
  47 #include "RPi/RPiCECAdapterCommunication.h"
  48 #endif
  49
  50 #if defined(HAVE_TDA995X_API)
  51 #include "TDA995x/TDA995xCECAdapterDetection.h"
  52 #include "TDA995x/TDA995xCECAdapterCommunication.h"
  53 #endif
  54
  55 using namespace std;
  56 using namespace CEC;
  57
  58 int8_t CAdapterFactory::FindAdapters(cec_adapter *deviceList, uint8_t iBufSize, const char *strDevicePath /* = NULL */)
  59 {
  60   cec_adapter_descriptor devices[50];
  61   int8_t iReturn = DetectAdapters(devices, iBufSize, strDevicePath);
  62   for (int8_t iPtr = 0; iPtr < iReturn; iPtr++)
  63   {
  64     strncpy(deviceList[iPtr].comm, devices[iPtr].strComName, sizeof(deviceList[iPtr].comm));
  65     strncpy(deviceList[iPtr].path, devices[iPtr].strComPath, sizeof(deviceList[iPtr].path));
  66   }
  67   return iReturn;
  68 }
  69
  70 int8_t CAdapterFactory::DetectAdapters(cec_adapter_descriptor *deviceList, uint8_t iBufSize, const char *strDevicePath /* = NULL */)
  71 {
  72   int8_t iAdaptersFound(0);
  73
  74 #if defined(HAVE_P8_USB)
  75   if (!CUSBCECAdapterDetection::CanAutodetect())
  76   {
  77     if (m_lib)
  78       m_lib->AddLog(CEC_LOG_WARNING, "libCEC has not been compiled with detection code for the Pulse-Eight USB-CEC Adapter, so the path to the COM port has to be provided to libCEC if this adapter is being used");
  79   }
  80   else
  81     iAdaptersFound += CUSBCECAdapterDetection::FindAdapters(deviceList, iBufSize, strDevicePath);
  82 #else
  83   m_lib->AddLog(CEC_LOG_WARNING, "libCEC has not been compiled with support for the Pulse-Eight USB-CEC Adapter");
  84 #endif
  85
  86 #if defined(HAVE_RPI_API)
  87   if (iAdaptersFound < iBufSize && CRPiCECAdapterDetection::FindAdapter() &&
  88       (!strDevicePath || !strcmp(strDevicePath, CEC_RPI_VIRTUAL_COM)))
  89   {
  90     snprintf(deviceList[iAdaptersFound].strComPath, sizeof(deviceList[iAdaptersFound].strComPath), CEC_RPI_VIRTUAL_PATH);
  91     snprintf(deviceList[iAdaptersFound].strComName, sizeof(deviceList[iAdaptersFound].strComName), CEC_RPI_VIRTUAL_COM);
  92     deviceList[iAdaptersFound].iVendorId = RPI_ADAPTER_VID;
  93     deviceList[iAdaptersFound].iProductId = RPI_ADAPTER_PID;
  94     deviceList[iAdaptersFound].adapterType = ADAPTERTYPE_RPI;
  95     iAdaptersFound++;
  96   }
  97 #endif
  98
  99 #if defined(HAVE_TDA995X_API)
 100   if (iAdaptersFound < iBufSize && CTDA995xCECAdapterDetection::FindAdapter() &&
 101       (!strDevicePath || !strcmp(strDevicePath, CEC_TDA995x_VIRTUAL_COM)))
 102   {
 103     snprintf(deviceList[iAdaptersFound].strComPath, sizeof(deviceList[iAdaptersFound].strComPath), CEC_TDA995x_PATH);
 104     snprintf(deviceList[iAdaptersFound].strComName, sizeof(deviceList[iAdaptersFound].strComName), CEC_TDA995x_VIRTUAL_COM);
 105     deviceList[iAdaptersFound].iVendorId = TDA995X_ADAPTER_VID;
 106     deviceList[iAdaptersFound].iProductId = TDA995X_ADAPTER_PID;
 107     deviceList[iAdaptersFound].adapterType = ADAPTERTYPE_TDA995x;
 108     iAdaptersFound++;
 109   }
 110 #endif
 111
 112 #if !defined(HAVE_RPI_API) && !defined(HAVE_P8_USB) && !defined(HAVE_TDA995X_API)
 113 #error "libCEC doesn't have support for any type of adapter. please check your build system or configuration"
 114 #endif
 115
 116   return iAdaptersFound;
 117 }
 118
 119 IAdapterCommunication *CAdapterFactory::GetInstance(const char *strPort, uint16_t iBaudRate)
 120 {
 121 #if defined(HAVE_TDA995X_API)
 122   if (!strcmp(strPort, CEC_TDA995x_VIRTUAL_COM))
 123     return new CTDA995xCECAdapterCommunication(m_lib->m_cec);
 124 #endif
 125
 126 #if defined(HAVE_RPI_API)
 127   if (!strcmp(strPort, CEC_RPI_VIRTUAL_COM))
 128     return new CRPiCECAdapterCommunication(m_lib->m_cec);
 129 #endif
 130
 131 #if defined(HAVE_P8_USB)
 132   return new CUSBCECAdapterCommunication(m_lib->m_cec, strPort, iBaudRate);
 133 #endif
 134
 135 #if !defined(HAVE_RPI_API) && !defined(HAVE_P8_USB) && !defined(HAVE_TDA995X_API)
 136   return NULL;
 137 #endif
 138 }
 139
 140 void CAdapterFactory::InitVideoStandalone(void)
 141 {
 142 #if defined(HAVE_RPI_API)
 143   CRPiCECAdapterCommunication::InitHost();
 144 #endif
 145 }