1 /*
2 * serialport_loopback.h
3 * PHD Guiding
4 *
5 * Created by Bret McKee
6 * Copyright (c) 2013 Bret McKee
7 * All rights reserved.
8 *
9 * This source code is distributed under the following "BSD" license
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions are met:
12 * Redistributions of source code must retain the above copyright notice,
13 * this list of conditions and the following disclaimer.
14 * Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * Neither the name of Bret McKee, Dad Dog Development, nor the names of its
18 * Craig Stark, Stark Labs nor the names of its
19 * contributors may be used to endorse or promote products derived from
20 * this software without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
33 *
34 */
35
36 #include "phd.h"
37
38 #ifdef USE_LOOPBACK_SERIAL
39
GetSerialPortList(void)40 wxArrayString SerialPortLoopback::GetSerialPortList(void)
41 {
42 wxArrayString ret;
43
44 try
45 {
46 DWORD res = 0;
47
48 ret.Add("Loopback 1");
49 }
50 catch (const wxString& Msg)
51 {
52 POSSIBLY_UNUSED(Msg);
53 }
54
55 return ret;
56 }
57
SerialPortLoopback(void)58 SerialPortLoopback::SerialPortLoopback(void)
59 {
60 m_data = 0;
61 }
62
~SerialPortLoopback(void)63 SerialPortLoopback::~SerialPortLoopback(void)
64 {
65 }
66
Connect(const wxString & portName,int baud,int dataBits,int stopBits,PARITY Parity,bool useRTS,bool useDTR)67 bool SerialPortLoopback::Connect(const wxString& portName, int baud, int dataBits, int stopBits, PARITY Parity, bool useRTS, bool useDTR)
68 {
69 bool bError = false;
70
71 try
72 {
73 }
74 catch (const wxString& Msg)
75 {
76 POSSIBLY_UNUSED(Msg);
77 bError = true;
78 }
79
80 return bError;
81 }
82
Disconnect(void)83 bool SerialPortLoopback::Disconnect(void)
84 {
85 bool bError = false;
86
87 try
88 {
89 }
90 catch (const wxString& Msg)
91 {
92 POSSIBLY_UNUSED(Msg);
93 bError = true;
94 }
95
96 return bError;
97 }
98
SetReceiveTimeout(int timeoutMs)99 bool SerialPortLoopback::SetReceiveTimeout(int timeoutMs)
100 {
101 bool bError = false;
102
103 try
104 {
105 }
106 catch (const wxString& Msg)
107 {
108 POSSIBLY_UNUSED(Msg);
109 bError = true;
110 }
111
112 return bError;
113 }
114
Send(const unsigned char * pData,unsigned count)115 bool SerialPortLoopback::Send(const unsigned char *pData, unsigned count)
116 {
117 bool bError = false;
118
119 try
120 {
121 m_data = *pData;
122 }
123 catch (const wxString& Msg)
124 {
125 POSSIBLY_UNUSED(Msg);
126 bError = true;
127 }
128
129 return bError;
130 }
131
Receive(unsigned char * pData,unsigned count)132 bool SerialPortLoopback::Receive(unsigned char *pData, unsigned count)
133 {
134 bool bError = false;
135
136 try
137 {
138 if (count == 3)
139 {
140 char *pVersion = "999";
141
142 memcpy(pData, pVersion, strlen(pVersion));
143 }
144 else
145 {
146 if (m_data == 0)
147 {
148 throw ERROR_INFO("not enough characters");
149 }
150
151 if (m_data == 'R')
152 {
153 m_data = 'K';
154 }
155
156 *pData = m_data;
157 }
158 }
159 catch (const wxString& Msg)
160 {
161 POSSIBLY_UNUSED(Msg);
162 bError = true;
163 }
164
165 return bError;
166 }
167
168 #endif // USE_LOOPBACK_SERIAL
169