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a8f0bd18 LOK |
1 | #pragma once |
2 | /* | |
3 | * This file is part of the libCEC(R) library. | |
4 | * | |
5 | * libCEC(R) is Copyright (C) 2011 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 <queue> | |
35 | #include <stdio.h> | |
36 | #include "../../include/CECExports.h" | |
37 | #include "../../include/CECTypes.h" | |
38 | #include "util/buffer.h" | |
39 | ||
40 | class CSerialPort; | |
41 | ||
42 | namespace CEC | |
43 | { | |
44 | class CCECParser; | |
45 | ||
46 | class CCommunication | |
47 | { | |
48 | public: | |
49 | CCommunication(CCECParser *parser); | |
50 | virtual ~CCommunication(); | |
51 | ||
52 | bool Open(const char *strPort, int iBaudRate = 38400, int iTimeoutMs = 10000); | |
53 | bool Read(cec_frame &msg, int iTimeout = 1000); | |
54 | bool Write(const cec_frame &frame); | |
55 | void Close(void); | |
56 | bool IsOpen(void) const { return !m_bStop && m_bStarted; } | |
57 | std::string GetError(void) const; | |
58 | ||
59 | static void *ReaderThreadHandler(CCommunication *reader); | |
60 | void *ReaderProcess(void); | |
61 | private: | |
62 | void AddData(uint8_t *data, int iLen); | |
63 | bool ReadFromDevice(int iTimeout); | |
64 | ||
65 | CSerialPort * m_port; | |
66 | CCECParser * m_parser; | |
67 | uint8_t* m_inbuf; | |
68 | int m_iInbufSize; | |
69 | int m_iInbufUsed; | |
70 | bool m_bStarted; | |
71 | bool m_bStop; | |
72 | pthread_t m_thread; | |
73 | CMutex m_commMutex; | |
74 | CMutex m_bufferMutex; | |
75 | CCondition m_condition; | |
76 | }; | |
77 | }; |