| 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 "CECBusDevice.h" |
| 34 | #include "../CECProcessor.h" |
| 35 | #include "../implementations/ANCommandHandler.h" |
| 36 | #include "../implementations/CECCommandHandler.h" |
| 37 | #include "../implementations/SLCommandHandler.h" |
| 38 | #include "../platform/timeutils.h" |
| 39 | |
| 40 | using namespace CEC; |
| 41 | |
| 42 | CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress) : |
| 43 | m_iPhysicalAddress(iPhysicalAddress), |
| 44 | m_iLogicalAddress(iLogicalAddress), |
| 45 | m_processor(processor), |
| 46 | m_iVendorId(0), |
| 47 | m_iVendorClass(CEC_VENDOR_UNKNOWN), |
| 48 | m_iLastActive(0) |
| 49 | { |
| 50 | m_handler = new CCECCommandHandler(this); |
| 51 | } |
| 52 | |
| 53 | CCECBusDevice::~CCECBusDevice(void) |
| 54 | { |
| 55 | delete m_handler; |
| 56 | } |
| 57 | |
| 58 | cec_logical_address CCECBusDevice::GetMyLogicalAddress(void) const |
| 59 | { |
| 60 | return m_processor->GetLogicalAddress(); |
| 61 | } |
| 62 | |
| 63 | uint16_t CCECBusDevice::GetMyPhysicalAddress(void) const |
| 64 | { |
| 65 | return m_processor->GetPhysicalAddress(); |
| 66 | } |
| 67 | |
| 68 | void CCECBusDevice::AddLog(cec_log_level level, const CStdString &strMessage) |
| 69 | { |
| 70 | m_processor->AddLog(level, strMessage); |
| 71 | } |
| 72 | |
| 73 | void CCECBusDevice::SetVendorId(uint64_t iVendorId, uint8_t iVendorClass /* = 0 */) |
| 74 | { |
| 75 | m_iVendorId = iVendorId; |
| 76 | m_iVendorClass = iVendorClass; |
| 77 | |
| 78 | switch (iVendorId) |
| 79 | { |
| 80 | case CEC_VENDOR_SAMSUNG: |
| 81 | if (m_handler->GetVendorId() != CEC_VENDOR_SAMSUNG) |
| 82 | { |
| 83 | delete m_handler; |
| 84 | m_handler = new CANCommandHandler(this); |
| 85 | } |
| 86 | break; |
| 87 | case CEC_VENDOR_LG: |
| 88 | if (m_handler->GetVendorId() != CEC_VENDOR_LG) |
| 89 | { |
| 90 | delete m_handler; |
| 91 | m_handler = new CSLCommandHandler(this); |
| 92 | } |
| 93 | break; |
| 94 | default: |
| 95 | if (m_handler->GetVendorId() != CEC_VENDOR_UNKNOWN) |
| 96 | { |
| 97 | delete m_handler; |
| 98 | m_handler = new CCECCommandHandler(this); |
| 99 | } |
| 100 | break; |
| 101 | } |
| 102 | |
| 103 | CStdString strLog; |
| 104 | strLog.Format("device %d: vendor = %s (%04x) class = %2x", m_iLogicalAddress, GetVendorName(), GetVendorId(), GetVendorClass()); |
| 105 | m_processor->AddLog(CEC_LOG_DEBUG, strLog.c_str()); |
| 106 | } |
| 107 | |
| 108 | bool CCECBusDevice::HandleCommand(const cec_command &command) |
| 109 | { |
| 110 | CLockObject lock(&m_mutex); |
| 111 | m_iLastActive = GetTimeMs(); |
| 112 | m_handler->HandleCommand(command); |
| 113 | return true; |
| 114 | } |
| 115 | |
| 116 | void CCECBusDevice::PollVendorId(void) |
| 117 | { |
| 118 | CLockObject lock(&m_mutex); |
| 119 | if (m_iLastActive > 0 && m_iVendorId == CEC_VENDOR_UNKNOWN && |
| 120 | GetTimeMs() - m_iLastActive > 5000) |
| 121 | { |
| 122 | m_iLastActive = GetTimeMs(); |
| 123 | |
| 124 | cec_command command; |
| 125 | cec_command::format(command, GetMyLogicalAddress(), GetLogicalAddress(), CEC_OPCODE_GIVE_DEVICE_VENDOR_ID); |
| 126 | m_processor->Transmit(command, false); |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */) |
| 131 | { |
| 132 | CStdString strLog; |
| 133 | strLog.Format(">> %i changed physical address from %04x to %04x", GetLogicalAddress(), m_iPhysicalAddress, iNewAddress); |
| 134 | AddLog(CEC_LOG_DEBUG, strLog.c_str()); |
| 135 | |
| 136 | m_iPhysicalAddress = iNewAddress; |
| 137 | } |
| 138 | |
| 139 | const char *CCECBusDevice::CECVendorIdToString(const uint64_t iVendorId) |
| 140 | { |
| 141 | switch (iVendorId) |
| 142 | { |
| 143 | case CEC_VENDOR_SAMSUNG: |
| 144 | return "Samsung"; |
| 145 | case CEC_VENDOR_LG: |
| 146 | return "LG"; |
| 147 | default: |
| 148 | return "Unknown"; |
| 149 | } |
| 150 | } |