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1 | #pragma once |
2 | /* | |
3 | * This file is part of the libCEC(R) library. | |
4 | * | |
5 | * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved. | |
6 | * libCEC(R) is an original work, containing original code. | |
7 | * | |
8 | * libCEC(R) is a trademark of Pulse-Eight Limited. | |
9 | * | |
10 | * This program is dual-licensed; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
23 | * | |
24 | * | |
25 | * Alternatively, you can license this library under a commercial license, | |
26 | * please contact Pulse-Eight Licensing for more information. | |
27 | * | |
28 | * For more information contact: | |
29 | * Pulse-Eight Licensing <license@pulse-eight.com> | |
30 | * http://www.pulse-eight.com/ | |
31 | * http://www.pulse-eight.net/ | |
32 | */ | |
33 | ||
34 | #include <cectypes.h> | |
35 | #include "../platform/threads/threads.h" | |
36 | #include "../platform/util/buffer.h" | |
37 | #include "AdapterCommunication.h" | |
38 | #include "USBCECAdapterMessage.h" | |
39 | ||
40 | namespace PLATFORM | |
41 | { | |
42 | class ISocket; | |
43 | } | |
44 | ||
45 | namespace CEC | |
46 | { | |
47 | class CCECProcessor; | |
48 | ||
49 | class CUSBCECAdapterCommunication : public IAdapterCommunication, private PLATFORM::CThread | |
50 | { | |
51 | public: | |
52 | CUSBCECAdapterCommunication(CCECProcessor *processor, const char *strPort, uint16_t iBaudRate = 38400); | |
53 | virtual ~CUSBCECAdapterCommunication(); | |
54 | ||
55 | virtual bool Open(uint32_t iTimeoutMs = 10000); | |
56 | virtual void Close(void); | |
57 | virtual bool IsOpen(void); | |
58 | virtual CStdString GetError(void) const; | |
59 | ||
60 | bool Read(cec_command &command, uint32_t iTimeout); | |
61 | cec_adapter_message_state Write(const cec_command &data, uint8_t iMaxTries, uint8_t iLineTimeout = 3, uint8_t iRetryLineTimeout = 3); | |
62 | ||
63 | virtual bool SetLineTimeout(uint8_t iTimeout); | |
64 | virtual bool StartBootloader(void); | |
65 | virtual bool SetAckMask(uint16_t iMask); | |
66 | virtual bool PingAdapter(void); | |
67 | virtual uint16_t GetFirmwareVersion(void); | |
68 | ||
69 | void *Process(void); | |
70 | private: | |
71 | bool Write(CCECAdapterMessage *data); | |
72 | bool Read(CCECAdapterMessage &msg, uint32_t iTimeout = 1000); | |
73 | bool ParseMessage(const CCECAdapterMessage &msg); | |
74 | void SendMessageToAdapter(CCECAdapterMessage *msg); | |
75 | void WriteNextCommand(void); | |
76 | void AddData(uint8_t *data, size_t iLen); | |
77 | bool ReadFromDevice(uint32_t iTimeout); | |
78 | bool WaitForAck(CCECAdapterMessage &message); | |
79 | ||
80 | PLATFORM::ISocket * m_port; | |
81 | CCECProcessor * m_processor; | |
82 | PLATFORM::SyncedBuffer<CCECAdapterMessage *> m_inBuffer; | |
83 | PLATFORM::SyncedBuffer<CCECAdapterMessage *> m_outBuffer; | |
84 | PLATFORM::CMutex m_mutex; | |
85 | PLATFORM::CCondition m_rcvCondition; | |
86 | uint8_t m_iLineTimeout; | |
87 | uint16_t m_iFirmwareVersion; | |
88 | cec_command m_currentframe; | |
89 | cec_logical_address m_lastInitiator; | |
90 | CCECAdapterMessage m_currentAdapterMessage; | |
91 | bool m_bNextIsEscaped; | |
92 | bool m_bGotStart; | |
93 | }; | |
94 | }; |