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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) 2011-2013 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 "lib/platform/os.h" | |
35 | #include "lib/platform/util/buffer.h" | |
36 | ||
37 | #include <string> | |
38 | #include <stdint.h> | |
39 | ||
40 | #if !defined(__WINDOWS__) | |
41 | #include <termios.h> | |
42 | #endif | |
43 | ||
44 | #include "socket.h" | |
45 | ||
46 | namespace PLATFORM | |
47 | { | |
48 | enum SerialParity | |
49 | { | |
50 | SERIAL_PARITY_NONE = 0, | |
51 | SERIAL_PARITY_EVEN, | |
52 | SERIAL_PARITY_ODD | |
53 | }; | |
54 | ||
55 | enum SerialStopBits | |
56 | { | |
57 | SERIAL_STOP_BITS_ONE = 1, | |
58 | SERIAL_STOP_BITS_TWO = 2 | |
59 | }; | |
60 | ||
61 | enum SerialDataBits | |
62 | { | |
63 | SERIAL_DATA_BITS_FIVE = 5, | |
64 | SERIAL_DATA_BITS_SIX = 6, | |
65 | SERIAL_DATA_BITS_SEVEN = 7, | |
66 | SERIAL_DATA_BITS_EIGHT = 8 | |
67 | }; | |
68 | ||
69 | class CSerialSocket : public CCommonSocket<serial_socket_t> | |
70 | { | |
71 | public: | |
72 | CSerialSocket(const std::string &strName, uint32_t iBaudrate, SerialDataBits iDatabits = SERIAL_DATA_BITS_EIGHT, SerialStopBits iStopbits = SERIAL_STOP_BITS_ONE, SerialParity iParity = SERIAL_PARITY_NONE) : | |
73 | CCommonSocket<serial_socket_t>(INVALID_SERIAL_SOCKET_VALUE, strName), | |
74 | #ifdef __WINDOWS__ | |
75 | m_iCurrentReadTimeout(MAXDWORD), | |
76 | #endif | |
77 | m_bIsOpen(false), | |
78 | m_iBaudrate(iBaudrate), | |
79 | m_iDatabits(iDatabits), | |
80 | m_iStopbits(iStopbits), | |
81 | m_iParity(iParity) {} | |
82 | ||
83 | virtual ~CSerialSocket(void) { Close(); } | |
84 | ||
85 | virtual bool Open(uint64_t iTimeoutMs = 0); | |
86 | virtual void Close(void); | |
87 | virtual void Shutdown(void); | |
88 | virtual ssize_t Write(void* data, size_t len); | |
89 | virtual ssize_t Read(void* data, size_t len, uint64_t iTimeoutMs = 0); | |
90 | ||
91 | virtual bool IsOpen(void) | |
92 | { | |
93 | return m_socket != INVALID_SERIAL_SOCKET_VALUE && | |
94 | m_bIsOpen; | |
95 | } | |
96 | ||
97 | virtual bool SetBaudRate(uint32_t baudrate); | |
98 | ||
99 | protected: | |
100 | #ifndef __WINDOWS__ | |
101 | struct termios m_options; | |
102 | #else | |
103 | bool SetTimeouts(serial_socket_t socket, int* iError, DWORD iTimeoutMs); | |
104 | DWORD m_iCurrentReadTimeout; | |
105 | #endif | |
106 | ||
107 | bool m_bIsOpen; | |
108 | uint32_t m_iBaudrate; | |
109 | SerialDataBits m_iDatabits; | |
110 | SerialStopBits m_iStopbits; | |
111 | SerialParity m_iParity; | |
112 | }; | |
113 | ||
114 | class CSerialPort : public CProtectedSocket<CSerialSocket> | |
115 | { | |
116 | public: | |
117 | CSerialPort(const std::string &strName, uint32_t iBaudrate, SerialDataBits iDatabits = SERIAL_DATA_BITS_EIGHT, SerialStopBits iStopbits = SERIAL_STOP_BITS_ONE, SerialParity iParity = SERIAL_PARITY_NONE) : | |
118 | CProtectedSocket<CSerialSocket> (new CSerialSocket(strName, iBaudrate, iDatabits, iStopbits, iParity)) {} | |
119 | virtual ~CSerialPort(void) {} | |
120 | }; | |
121 | }; |