1 /* Unit test suite for comm functions
3 * Copyright 2003 Kevin Groeneveld
4 * Copyright 2005 Uwe Bonnes
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/test.h"
27 #define TIMEOUT 1000 /* one second for Timeouts*/
29 #define FASTBAUD 115200
30 #define TIMEDELTA 100 /* 100 ms uncertainty allowed */
32 /* Define the appropriate LOOPBACK(s) TRUE if you have a Loopback cable with
33 * the mentioned shorts connected to your Serial port
35 #define LOOPBACK_TXD_RXD FALSE /* Sub-D 9: Short 2-3 */
36 #define LOOPBACK_CTS_RTS FALSE /* Sub-D 9: Short 7-8 */
37 #define LOOPBACK_DTR_DSR FALSE /* Sub-D 9: Short 4-6 */
38 #define LOOPBACK_DTR_RING FALSE /* Sub-D 9: Short 4-9 */
39 #define LOOPBACK_DTR_DCD FALSE /* Sub-D 9: Short 4-1 */
40 /* Many Linux serial drivers have the TIOCM_LOOP flag in the TIOCM_SET ioctl
41 * available. For the 8250 this is equivalent to TXD->RXD, OUT2->DCD,
42 * OUT1->RI, RTS->CTS and DTR->DSR
51 COMMTIMEOUTS timeouts1, timeouts2;
57 "baud=9600 parity=e data=5 stop=1 xon=on odsr=off octs=off dtr=on rts=on idsr=on",
59 { 0x00000000, 0x00002580, 0, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x05, 0x02, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
60 { 0xffffffff, 0x00002580, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x05, 0x02, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
61 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
62 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
65 "baud=0 parity=M data=6 stop=1.5 xon=off odsr=on octs=ON dtr=off rts=off idsr=OFF",
67 { 0x00000000, 0x00000000, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x06, 0x03, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
68 { 0xffffffff, 0x00000000, 1, 1, 1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x06, 0x03, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
69 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
70 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
73 "BAUD=4000000000 parity=n data=7 stop=2 to=off",
75 { 0x00000000, 0xee6b2800, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x00, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
76 { 0xffffffff, 0xee6b2800, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x00, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
77 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
78 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 }
81 "Baud=115200 Parity=O Data=8 To=On",
83 { 0x00000000, 0x0001c200, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x01, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
84 { 0xffffffff, 0x0001c200, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x01, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
85 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 },
86 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 }
89 "PaRiTy=s Data=7 DTR=on",
91 { 0x00000000, 0x00000000, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x04, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
92 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x04, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
93 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
94 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
99 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
100 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
101 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
102 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
107 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
108 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
109 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
110 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
115 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
116 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
117 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
118 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
123 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
124 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
125 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
126 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
131 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
132 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
133 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
134 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
139 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
140 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
141 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
142 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
147 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
148 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
149 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
150 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
155 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
156 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
157 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
158 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
163 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
164 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
165 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
166 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
171 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
172 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
173 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
174 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
179 { 0x00000000, 0x0000006e, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
180 { 0xffffffff, 0x0000006e, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x00, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
181 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
182 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
187 { 0x00000000, 0x0000012c, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x05, 0x02, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
188 { 0xffffffff, 0x0000012c, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x05, 0x02, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
189 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
190 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
195 { 0x00000000, 0x00000258, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x06, 0x03, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
196 { 0xffffffff, 0x00000258, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x06, 0x03, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
197 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
198 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
203 { 0x00000000, 0x000004b0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x01, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
204 { 0xffffffff, 0x000004b0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x01, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
205 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
206 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
211 { 0x00000000, 0x00000960, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x04, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
212 { 0xffffffff, 0x00000960, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x04, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
213 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
214 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
219 { 0x00000000, 0x000012c0, 0, 0, 1, 1, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
220 { 0xffffffff, 0x000012c0, 1, 1, 1, 1, 2, 1, 1, 0, 0, 1, 1, 2, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x00, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
221 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
222 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
227 { 0x00000000, 0x00002580, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
228 { 0xffffffff, 0x00002580, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x00, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
229 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
230 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
235 { 0x00000000, 0x00004b00, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x02, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
236 { 0xffffffff, 0x00004b00, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x02, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
237 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
238 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
243 { 0x00000000, 0x00000000, 0, 0, 1, 1, 2, 0, 0, 0, 0, 0, 0, 2, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x03, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
244 { 0xffffffff, 0x00000000, 1, 1, 1, 1, 2, 1, 1, 0, 0, 1, 1, 2, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x03, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
245 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
246 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
249 "4000000000,O,7,1.5,X",
251 { 0x00000000, 0xee6b2800, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x01, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
252 { 0xffffffff, 0xee6b2800, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x01, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
253 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
254 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
259 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
260 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
261 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
262 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
267 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
268 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
269 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
270 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
275 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
276 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
277 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
278 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
283 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
284 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
285 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
286 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
291 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
292 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
293 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
294 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
299 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
300 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
301 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
302 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
307 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
308 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
309 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
310 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
315 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
316 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
317 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
318 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
321 "COMx:baud=38400 data=8",
323 { 0x00000000, 0x00009600, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
324 { 0xffffffff, 0x00009600, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
325 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
326 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
329 "COMx :to=on stop=1.5",
331 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x01, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
332 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0x01, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
333 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 },
334 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x0000EA60 }
337 "COMx: baud=12345 data=7",
339 { 0x00000000, 0x00003039, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
340 { 0xffffffff, 0x00003039, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
341 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
342 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
345 "COMx : xon=on odsr=off",
347 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
348 { 0xffffffff, 0xffffffff, 1, 1, 1, 0, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
349 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
350 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
355 { 0x00000000, 0x00000000, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x00, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
356 { 0xffffffff, 0xffffffff, 1, 1, 1, 1, 3, 1, 1, 1, 1, 1, 1, 3, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0xff, 0xff, 0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
357 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
358 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
363 { 0x00000000, 0x00002580, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x08, 0x00, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
364 { 0xffffffff, 0x00002580, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x08, 0x00, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
365 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
366 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
371 { 0x00000000, 0x0000006e, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x07, 0x02, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
372 { 0xffffffff, 0x0000006e, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x07, 0x02, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
373 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
374 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
379 { 0x00000000, 0x00004b00, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x05, 0x03, 0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
380 { 0xffffffff, 0x00004b00, 1, 1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x05, 0x03, 0x00, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
381 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
382 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
385 "COMx : 57600,S,6,2,x",
387 { 0x00000000, 0x0000e100, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 1, 0, 0x00000, 0x0000, 0x0000, 0x0000, 0x06, 0x04, 0x02, (char)0x00, (char)0x00, (char)0x00, (char)0x00, (char)0x00, 0x0000 },
388 { 0xffffffff, 0x0000e100, 1, 1, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0x1ffff, 0xffff, 0xffff, 0xffff, 0x06, 0x04, 0x02, (char)0xff, (char)0xff, (char)0xff, (char)0xff, (char)0xff, 0xffff },
389 { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 },
390 { 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff }
394 #define TEST_COUNT (sizeof(test) / sizeof(TEST))
396 /* This function can be useful if you are modifiying the test cases and want to
397 output the contents of a DCB structure. */
398 /*static print_dcb(DCB *pdcb)
400 printf("0x%08x, 0x%08x, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, 0x%05x, 0x%04x, 0x%04x, 0x%04x, 0x%02x, 0x%02x, 0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, (char)0x%02x, 0x%04x\n",
408 pdcb->fDsrSensitivity,
409 pdcb->fTXContinueOnXoff,
423 pdcb->XonChar & 0xff,
424 pdcb->XoffChar & 0xff,
425 pdcb->ErrorChar & 0xff,
426 pdcb->EofChar & 0xff,
427 pdcb->EvtChar & 0xff,
428 pdcb->wReserved1 & 0xffff );
431 static void check_result(const char *function, TEST *ptest, int initial_value, BOOL result)
433 DWORD LastError = GetLastError();
434 DWORD CorrectError = (ptest->result ? 0xdeadbeef : ERROR_INVALID_PARAMETER);
436 ok(LastError == CorrectError, "%s(\"%s\"), 0x%02x: GetLastError() returned 0x%08lx, should be 0x%08lx\n", function, ptest->string, initial_value, LastError, CorrectError);
437 ok(result == ptest->result, "%s(\"%s\"), 0x%02x: return value should be %s\n", function, ptest->string, initial_value, ptest->result ? "TRUE" : "FALSE");
440 #define check_dcb_member(a,b) ok(pdcb1->a == pdcb2->a, "%s(\"%s\"), 0x%02x: "#a" is "b", should be "b"\n", function, ptest->string, initial_value, pdcb1->a, pdcb2->a)
441 #define check_dcb_member2(a,c,b) if(pdcb2->a == c) { check_dcb_member(a,b); } else { ok(pdcb1->a == pdcb2->a || pdcb1->a == c, "%s(\"%s\"), 0x%02x: "#a" is "b", should be "b" or "b"\n", function, ptest->string, initial_value, pdcb1->a, pdcb2->a, c); }
443 static void check_dcb(const char *function, TEST *ptest, int initial_value, DCB *pdcb1, DCB *pdcb2)
445 /* DCBlength is a special case since Win 9x sets it but NT does not.
446 We will accept either as correct. */
447 check_dcb_member2(DCBlength, (DWORD)sizeof(DCB), "%lu");
449 /* For old style control strings Win 9x does not set the next five members, NT does. */
450 if(ptest->old_style && ptest->result)
452 check_dcb_member2(fOutxCtsFlow, ((unsigned int)initial_value & 1), "%u");
453 check_dcb_member2(fDtrControl, ((unsigned int)initial_value & 3), "%u");
454 check_dcb_member2(fOutX, ((unsigned int)initial_value & 1), "%u");
455 check_dcb_member2(fInX, ((unsigned)initial_value & 1), "%u");
456 check_dcb_member2(fRtsControl, ((unsigned)initial_value & 3), "%u");
460 check_dcb_member(fOutxCtsFlow, "%u");
461 check_dcb_member(fDtrControl, "%u");
462 check_dcb_member(fOutX, "%u");
463 check_dcb_member(fInX, "%u");
464 check_dcb_member(fRtsControl, "%u");
469 /* For the idsr=xxx parameter, NT sets fDsrSensitivity, 9x sets
471 if(!ptest->old_style)
473 check_dcb_member2(fOutxDsrFlow, pdcb2->fDsrSensitivity, "%u");
474 check_dcb_member2(fDsrSensitivity, pdcb2->fOutxDsrFlow, "%u");
478 /* For old style control strings Win 9x does not set the
479 fOutxDsrFlow member, NT does. */
480 check_dcb_member2(fOutxDsrFlow, ((unsigned int)initial_value & 1), "%u");
481 check_dcb_member(fDsrSensitivity, "%u");
486 check_dcb_member(fOutxDsrFlow, "%u");
487 check_dcb_member(fDsrSensitivity, "%u");
490 /* Check the result of the DCB members. */
491 check_dcb_member(BaudRate, "%lu");
492 check_dcb_member(fBinary, "%u");
493 check_dcb_member(fParity, "%u");
494 check_dcb_member(fTXContinueOnXoff, "%u");
495 check_dcb_member(fErrorChar, "%u");
496 check_dcb_member(fNull, "%u");
497 check_dcb_member(fAbortOnError, "%u");
498 check_dcb_member(fDummy2, "%u");
499 check_dcb_member(wReserved, "%u");
500 check_dcb_member(XonLim, "%u");
501 check_dcb_member(XoffLim, "%u");
502 check_dcb_member(ByteSize, "%u");
503 check_dcb_member(Parity, "%u");
504 check_dcb_member(StopBits, "%u");
505 check_dcb_member(XonChar, "%d");
506 check_dcb_member(XoffChar, "%d");
507 check_dcb_member(ErrorChar, "%d");
508 check_dcb_member(EofChar, "%d");
509 check_dcb_member(EvtChar, "%d");
510 check_dcb_member(wReserved1, "%u");
513 #define check_timeouts_member(a) ok(ptimeouts1->a == ptimeouts2->a, "%s(\"%s\"), 0x%02x: "#a" is %lu, should be %lu\n", function, ptest->string, initial_value, ptimeouts1->a, ptimeouts2->a);
515 static void check_timeouts(const char *function, TEST *ptest, int initial_value, COMMTIMEOUTS *ptimeouts1, COMMTIMEOUTS *ptimeouts2)
517 check_timeouts_member(ReadIntervalTimeout);
518 check_timeouts_member(ReadTotalTimeoutMultiplier);
519 check_timeouts_member(ReadTotalTimeoutConstant);
520 check_timeouts_member(WriteTotalTimeoutMultiplier);
521 check_timeouts_member(WriteTotalTimeoutConstant);
524 static void test_BuildCommDCBA(TEST *ptest, int initial_value, DCB *pexpected_dcb)
529 /* set initial conditions */
530 memset(&dcb, initial_value, sizeof(DCB));
531 SetLastError(0xdeadbeef);
533 result = BuildCommDCBA(ptest->string, &dcb);
536 check_result("BuildCommDCBA", ptest, initial_value, result);
537 check_dcb("BuildCommDCBA", ptest, initial_value, &dcb, pexpected_dcb);
540 static void test_BuildCommDCBAndTimeoutsA(TEST *ptest, int initial_value, DCB *pexpected_dcb, COMMTIMEOUTS *pexpected_timeouts)
544 COMMTIMEOUTS timeouts;
546 /* set initial conditions */
547 memset(&dcb, initial_value, sizeof(DCB));
548 memset(&timeouts, initial_value, sizeof(COMMTIMEOUTS));
549 SetLastError(0xdeadbeef);
551 result = BuildCommDCBAndTimeoutsA(ptest->string, &dcb, &timeouts);
554 check_result("BuildCommDCBAndTimeoutsA", ptest, initial_value, result);
555 check_dcb("BuildCommDCBAndTimeoutsA", ptest, initial_value, &dcb, pexpected_dcb);
556 check_timeouts("BuildCommDCBAndTimeoutsA", ptest, initial_value, &timeouts, pexpected_timeouts);
559 static void test_BuildCommDCBW(TEST *ptest, int initial_value, DCB *pexpected_dcb)
563 WCHAR wide_string[sizeof(ptest->string)];
565 MultiByteToWideChar(CP_ACP, 0, ptest->string, -1, wide_string, sizeof(wide_string) / sizeof(WCHAR));
567 /* set initial conditions */
568 memset(&dcb, initial_value, sizeof(DCB));
569 SetLastError(0xdeadbeef);
571 result = BuildCommDCBW(wide_string, &dcb);
573 if(GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
577 check_result("BuildCommDCBW", ptest, initial_value, result);
578 check_dcb("BuildCommDCBW", ptest, initial_value, &dcb, pexpected_dcb);
581 static void test_BuildCommDCBAndTimeoutsW(TEST *ptest, int initial_value, DCB *pexpected_dcb, COMMTIMEOUTS *pexpected_timeouts)
585 COMMTIMEOUTS timeouts;
586 WCHAR wide_string[sizeof(ptest->string)];
588 MultiByteToWideChar(CP_ACP, 0, ptest->string, -1, wide_string, sizeof(wide_string) / sizeof(WCHAR));
590 /* set initial conditions */
591 memset(&dcb, initial_value, sizeof(DCB));
592 memset(&timeouts, initial_value, sizeof(COMMTIMEOUTS));
593 SetLastError(0xdeadbeef);
595 result = BuildCommDCBAndTimeoutsW(wide_string, &dcb, &timeouts);
597 if(GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
601 check_result("BuildCommDCBAndTimeoutsA", ptest, initial_value, result);
602 check_dcb("BuildCommDCBAndTimeoutsA", ptest, initial_value, &dcb, pexpected_dcb);
603 check_timeouts("BuildCommDCBAndTimeoutsA", ptest, initial_value, &timeouts, pexpected_timeouts);
606 static void test_BuildCommDCB(void)
608 char port_name[] = "COMx";
613 /* Some of these tests require a valid COM port. This loop will try to find
615 for(port_name[3] = '1'; port_name[3] <= '9'; port_name[3]++)
617 COMMCONFIG commconfig;
618 DWORD size = sizeof(COMMCONFIG);
620 if(GetDefaultCommConfig(port_name, &commconfig, &size))
628 trace("Could not find a valid COM port. Some tests will be skipped.\n");
630 for(i = 0; i < TEST_COUNT; i++)
632 /* Check if this test case needs a valid COM port. */
633 ptr = strstr(test[i].string, "COMx");
635 /* If required, substitute valid port number into device control string. */
644 test_BuildCommDCBA(&test[i], 0x00, &test[i].dcb1);
645 test_BuildCommDCBA(&test[i], 0xff, &test[i].dcb2);
646 test_BuildCommDCBAndTimeoutsA(&test[i], 0x00, &test[i].dcb1, &test[i].timeouts1);
647 test_BuildCommDCBAndTimeoutsA(&test[i], 0xff, &test[i].dcb2, &test[i].timeouts2);
649 test_BuildCommDCBW(&test[i], 0x00, &test[i].dcb1);
650 test_BuildCommDCBW(&test[i], 0xff, &test[i].dcb2);
651 test_BuildCommDCBAndTimeoutsW(&test[i], 0x00, &test[i].dcb1, &test[i].timeouts1);
652 test_BuildCommDCBAndTimeoutsW(&test[i], 0xff, &test[i].dcb2, &test[i].timeouts2);
656 static HANDLE test_OpenComm(BOOL doOverlap)
658 HANDLE hcom = INVALID_HANDLE_VALUE;
659 char port_name[] = "COMx";
660 static BOOL shown = FALSE;
664 /* Try to find a port */
665 for(port_name[3] = '1'; port_name[3] <= '9'; port_name[3]++)
667 hcom = CreateFile( port_name, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING,
668 (doOverlap)?FILE_FLAG_OVERLAPPED:0, NULL );
669 if (hcom != INVALID_HANDLE_VALUE)
674 if (hcom == INVALID_HANDLE_VALUE)
675 trace("Could not find a valid COM port. Skipping test_ReadTimeOut\n");
677 trace("Found Com port %s. Connected devices may disturbe results\n", port_name);
680 if (hcom != INVALID_HANDLE_VALUE)
682 ok(ClearCommError(hcom,&errors,&comstat), "Unexpected errors on open\n");
683 ok(comstat.cbInQue == 0, "Unexpected %ld chars in InQueue\n",comstat.cbInQue);
684 ok(comstat.cbOutQue == 0, "Still pending %ld charcters in OutQueue\n", comstat.cbOutQue);
685 ok(errors == 0, "Unexpected errors 0x%08lx\n", errors);
690 static void test_GetModemStatus(HANDLE hcom)
694 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
695 trace("GetCommModemStatus returned 0x%08lx->%s%s%s%s\n", ModemStat,
696 (ModemStat &MS_RLSD_ON)?"MS_RLSD_ON ":"",
697 (ModemStat &MS_RING_ON)?"MS_RING_ON ":"",
698 (ModemStat &MS_DSR_ON)?"MS_DSR_ON ":"",
699 (ModemStat &MS_CTS_ON)?"MS_CTS_ON ":"");
702 /* When we don't write anything, Read should time out even on a loopbacked port */
703 static void test_ReadTimeOut(HANDLE hcom)
706 COMMTIMEOUTS timeouts;
708 DWORD before, after, read, timediff, LastError;
711 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
712 dcb.BaudRate = FASTBAUD;
714 dcb.Parity = NOPARITY;
715 dcb.fRtsControl=RTS_CONTROL_ENABLE;
716 dcb.fDtrControl=DTR_CONTROL_ENABLE;
717 dcb.StopBits = ONESTOPBIT;
718 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
720 ZeroMemory( &timeouts, sizeof(timeouts));
721 timeouts.ReadTotalTimeoutConstant = TIMEOUT;
722 ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
724 before = GetTickCount();
725 SetLastError(0xdeadbeef);
726 res = ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL);
727 LastError = GetLastError();
728 after = GetTickCount();
729 ok( res == TRUE, "A timed-out read should return TRUE\n");
730 ok( LastError == 0xdeadbeef, "err=%ld\n", LastError);
731 timediff = after - before;
732 ok( timediff > TIMEOUT>>2 && timediff < TIMEOUT *2,
733 "Unexpected TimeOut %ld, expected %d\n", timediff, TIMEOUT);
736 static void test_waittxempty(HANDLE hcom)
739 COMMTIMEOUTS timeouts;
740 char tbuf[]="test_waittxempty";
741 DWORD before, after, written, timediff, evtmask = 0;
743 DWORD baud = SLOWBAUD;
745 trace("test_waittxempty\n");
746 /* set a low baud rate to have ample time*/
747 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
750 dcb.Parity = NOPARITY;
751 dcb.fRtsControl=RTS_CONTROL_ENABLE;
752 dcb.fDtrControl=DTR_CONTROL_ENABLE;
753 dcb.StopBits = ONESTOPBIT;
754 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
756 ZeroMemory( &timeouts, sizeof(timeouts));
757 timeouts.ReadTotalTimeoutConstant = TIMEOUT;
758 ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
760 ok(SetupComm(hcom,1024,1024),"SetUpComm failed\n");
761 ok(SetCommMask(hcom, EV_TXEMPTY), "SetCommMask failed\n");
763 before = GetTickCount();
764 res_write=WriteFile(hcom, tbuf, sizeof(tbuf), &written, NULL);
765 after = GetTickCount();
766 ok(res_write == TRUE, "WriteFile failed\n");
767 ok(written == sizeof(tbuf),
768 "WriteFile: Unexpected write_size %ld , expected %d\n", written, sizeof(tbuf));
770 trace("WriteFile succeeded, took %ld ms to write %d Bytes at %ld Baud\n",
771 after - before, sizeof(tbuf), baud);
773 before = GetTickCount();
774 res = WaitCommEvent(hcom, &evtmask, NULL);
775 after = GetTickCount();
777 ok(res == TRUE, "WaitCommEvent failed\n");
778 ok((evtmask & EV_TXEMPTY),
779 "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
780 evtmask, EV_TXEMPTY);
782 timediff = after - before;
784 trace("WaitCommEvent for EV_TXEMPTY took %ld ms\n", timediff);
785 /* 050604: This shows a difference between XP (tested with mingw compiled crosstest):
786 XP returns Writefile only after everything went out of the Serial port,
787 while wine returns immedate.
788 Thus on XP, WaintCommEvent after setting the CommMask for EV_TXEMPTY
789 nearly return immediate,
790 while on wine the most time is spent here
794 /* A new open handle should not return error or have bytes in the Queues */
795 static void test_ClearCommErrors(HANDLE hcom)
800 ok(ClearCommError(hcom, &errors, &lpStat), "ClearCommError failed\n");
801 ok(lpStat.cbInQue == 0, "Unexpected %ld chars in InQueue\n", lpStat.cbInQue);
802 ok(lpStat.cbOutQue == 0, "Unexpected %ld chars in OutQueue\n", lpStat.cbOutQue);
803 ok(errors == 0, "ClearCommErrors: Unexpected error 0x%08lx\n", errors);
804 trace("test_ClearCommErrors done\n");
808 static void test_LoopbackRead(HANDLE hcom)
811 COMMTIMEOUTS timeouts;
813 DWORD before, after, diff, read, read1, written, evtmask=0, i;
815 char tbuf[]="test_LoopbackRead";
817 trace("Starting test_LoopbackRead\n");
818 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
819 dcb.BaudRate = FASTBAUD;
821 dcb.Parity = NOPARITY;
822 dcb.fRtsControl=RTS_CONTROL_ENABLE;
823 dcb.fDtrControl=DTR_CONTROL_ENABLE;
824 dcb.StopBits = ONESTOPBIT;
825 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
827 ZeroMemory( &timeouts, sizeof(timeouts));
828 timeouts.ReadTotalTimeoutConstant = TIMEOUT;
829 ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
831 ok(SetCommMask(hcom, EV_TXEMPTY), "SetCommMask failed\n");
833 before = GetTickCount();
834 ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
835 after = GetTickCount();
836 ok(written == sizeof(tbuf),"WriteFile %ld bytes written, expected %d\n",
837 written, sizeof(tbuf));
838 diff = after -before;
840 /* make sure all bytes are written, so Readfile will succeed in one call*/
841 ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
842 before = GetTickCount();
843 ok(evtmask == EV_TXEMPTY,
844 "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
845 evtmask, EV_TXEMPTY);
846 trace("Write %ld ms WaitCommEvent EV_TXEMPTY %ld ms\n", diff, before- after);
849 ok(ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL), "Readfile failed\n");
850 ok(read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d \"%s\"\n", read, sizeof(tbuf),rbuf);
852 /* Now do the same withe a slower Baud rate.
853 As we request more characters then written, we will hit the timeout
856 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
859 dcb.Parity = NOPARITY;
860 dcb.fRtsControl=RTS_CONTROL_ENABLE;
861 dcb.fDtrControl=DTR_CONTROL_ENABLE;
862 dcb.StopBits = ONESTOPBIT;
863 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
865 ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
866 ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
867 ok(written == sizeof(tbuf),"WriteFile %ld bytes written, expected %d\n",
868 written, sizeof(tbuf));
870 trace("WaitCommEventEV_RXCHAR\n");
871 ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
872 ok(evtmask == EV_RXCHAR, "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
875 before = GetTickCount();
876 res = ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL);
877 after = GetTickCount();
878 ok(res, "Readfile failed\n");
879 ok(read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d\n", read, sizeof(tbuf));
880 diff = after - before;
881 trace("Readfile for %d chars with %d avail took %ld ms\n",
882 sizeof(rbuf), sizeof(tbuf), diff);
883 ok( (diff > TIMEOUT - TIMEDELTA) && (diff < TIMEOUT + TIMEDELTA),
884 "Timedout Wait took %ld ms, expected around %d\n", diff, TIMEOUT);
886 /* now do a plain read with slow speed
887 * This will result in several low level reads and a timeout to happen
889 dcb.BaudRate = SLOWBAUD;
890 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
891 ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
892 before = GetTickCount();
898 res = ReadFile(hcom, rbuf+read, sizeof(rbuf-read), &read1, NULL);
899 ok(res, "Readfile failed\n");
903 while ((read < sizeof(tbuf)) && (i <10));
904 after = GetTickCount();
905 ok( read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d\n", read, sizeof(tbuf));
906 trace("Plain Read for %d char at %d baud took %ld ms\n", sizeof(tbuf), SLOWBAUD, after-before);
910 static void test_LoopbackCtsRts(HANDLE hcom)
912 DWORD ModemStat, defaultStat;
915 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
916 if (dcb.fRtsControl == RTS_CONTROL_HANDSHAKE)
918 trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate RTS\n");
921 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
922 /* XP returns some values in the low nibble, so mask them out*/
923 defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
924 if(defaultStat & MS_CTS_ON)
926 ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
927 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
928 ok ((ModemStat & MS_CTS_ON) == 0, "CTS didn't react: 0x%04lx, expected 0x%04lx\n",
929 ModemStat, (defaultStat & ~MS_CTS_ON));
930 ok(EscapeCommFunction(hcom, SETRTS), "EscapeCommFunction failed to clear RTS\n");
931 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
932 ok (ModemStat == defaultStat, "Failed to restore CTS: 0x%04lx, expected 0x%04lx\n",
933 ModemStat, defaultStat);
937 ok(EscapeCommFunction(hcom, SETRTS), "EscapeCommFunction failed to set RTS\n");
938 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
939 ok ((ModemStat & MS_CTS_ON) == MS_CTS_ON,
940 "CTS didn't react: 0x%04lx, expected 0x%04lx\n",
941 ModemStat, (defaultStat | MS_CTS_ON));
942 ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
943 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
944 ok (ModemStat == defaultStat, "Failed to restore CTS: 0x%04lx, expected 0x%04lx\n",
945 ModemStat, defaultStat);
949 static void test_LoopbackDtrDcd(HANDLE hcom)
951 DWORD ModemStat, defaultStat;
954 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
955 if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
957 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
960 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
961 /* XP returns some values in the low nibble, so mask them out*/
962 defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
963 if(defaultStat & MS_RLSD_ON)
965 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
966 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
967 ok ((ModemStat & MS_RLSD_ON) == 0, "RLSD didn't react: 0x%04lx, expected 0x%04lx\n",
968 ModemStat, (defaultStat & ~MS_RLSD_ON));
969 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
970 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
971 ok (ModemStat == defaultStat, "Failed to restore RLSD: 0x%04lx, expected 0x%04lx\n",
972 ModemStat, defaultStat);
976 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
977 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
978 ok ((ModemStat & MS_RLSD_ON) == MS_RLSD_ON,
979 "RLSD didn't react: 0x%04lx, expected 0x%04lx\n",
980 ModemStat, (defaultStat | MS_RLSD_ON));
981 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
982 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
983 ok (ModemStat == defaultStat, "Failed to restore RLSD: 0x%04lx, expected 0x%04lx\n",
984 ModemStat, defaultStat);
988 static void test_LoopbackDtrDsr(HANDLE hcom)
990 DWORD ModemStat, defaultStat;
993 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
994 if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
996 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
999 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1000 /* XP returns some values in the low nibble, so mask them out*/
1001 defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1002 if(defaultStat & MS_DSR_ON)
1004 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1005 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1006 ok ((ModemStat & MS_DSR_ON) == 0, "CTS didn't react: 0x%04lx, expected 0x%04lx\n",
1007 ModemStat, (defaultStat & ~MS_DSR_ON));
1008 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to clear DTR\n");
1009 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1010 ok (ModemStat == defaultStat, "Failed to restore DSR: 0x%04lx, expected 0x%04lx\n",
1011 ModemStat, defaultStat);
1015 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1016 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1017 ok ((ModemStat & MS_DSR_ON) == MS_DSR_ON,
1018 "CTS didn't react: 0x%04lx,expected 0x%04lx\n",
1019 ModemStat, (defaultStat | MS_DSR_ON));
1020 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1021 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1022 ok (ModemStat == defaultStat, "Failed to restore DSR: 0x%04lx, expected 0x%04lx\n",
1023 ModemStat, defaultStat);
1027 static void test_LoopbackDtrRing(HANDLE hcom)
1029 DWORD ModemStat, defaultStat;
1032 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1033 if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
1035 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1038 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1039 /* XP returns some values in the low nibble, so mask them out*/
1040 defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1041 if(defaultStat & MS_RING_ON)
1043 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1044 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1045 ok ((ModemStat & MS_RING_ON) == 0, "RING didn't react: 0x%04lx, expected 0x%04lx\n",
1046 ModemStat, (defaultStat & ~MS_RING_ON));
1047 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1048 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1049 ok (ModemStat == defaultStat, "Failed to restore RING: 0x%04lx, expected 0x%04lx\n",
1050 ModemStat, defaultStat);
1054 ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1055 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1056 ok ((ModemStat & MS_RING_ON) == MS_RING_ON,
1057 "RING didn't react: 0x%04lx,expected 0x%04lx\n",
1058 ModemStat, (defaultStat | MS_RING_ON));
1059 ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1060 ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1061 ok (ModemStat == defaultStat, "Failed to restore RING: 0x%04lx, expected 0x%04lx\n",
1062 ModemStat, defaultStat);
1067 * Set up a WaitCommEvent for anything in the receive buffer,
1068 * then write to TX to put a character
1069 * into the RX buffer
1070 * Need Loopback TX->RX
1073 static void test_WaitRx(HANDLE hcom)
1075 OVERLAPPED overlapped, overlapped_w;
1076 HANDLE hComPortEvent, hComWriteEvent;
1077 DWORD before, after, after1, diff, success_wait = FALSE, success_write;
1078 DWORD err_wait, err_write, written, evtmask=0;
1080 ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
1081 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1082 ok(hComPortEvent != 0, "CreateEvent failed\n");
1083 ZeroMemory( &overlapped, sizeof(overlapped));
1084 overlapped.hEvent = hComPortEvent;
1086 ok((hComWriteEvent = CreateEvent( NULL, TRUE, FALSE, NULL )) !=0,
1087 "CreateEvent res 0x%08lx\n",
1089 ZeroMemory( &overlapped_w, sizeof(overlapped_w));
1090 overlapped_w.hEvent = hComWriteEvent;
1092 before = GetTickCount();
1093 {success_wait = WaitCommEvent(hcom, &evtmask, &overlapped);}
1094 err_wait = GetLastError();
1095 after = GetTickCount();
1096 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success_wait, err_wait, evtmask);
1097 ok(success_wait || err_wait == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1098 trace("overlapped WriteCommEvent returned.\n");
1100 success_write= WriteFile(hcom, "X", 1, &written, &overlapped_w);
1101 err_write = GetLastError();
1102 ok(success_write || err_write == ERROR_IO_PENDING,
1103 "overlapped WriteFile failed, err 0x%08lx\n",
1106 if (!success_write && (err_write == ERROR_IO_PENDING)) {
1107 success_write = WaitForSingleObjectEx(hComWriteEvent, TIMEOUT, TRUE);
1108 err_write = GetLastError();
1109 ok(success_write == WAIT_OBJECT_0, "WaitForSingleObjectEx, res 0x%08lx, err 0x%08lx\n",
1110 success_write, err_write);
1113 success_write = GetOverlappedResult(hcom, &overlapped_w, &written, FALSE);
1114 err_write = GetLastError();
1116 trace("Write after Wait res 0x%08lx err 0x%08lx\n",success_write, err_write);
1117 ok(success_write && written ==1, "Write after Wait res 0x%08lx err 0x%08lx\n",
1118 success_write, err_write);
1120 if (!success_wait && (err_wait == ERROR_IO_PENDING)) {
1121 success_wait = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1122 err_wait = GetLastError();
1123 ok(success_wait == WAIT_OBJECT_0, "wait hComPortEvent, res 0x%08lx, err 0x%08lx\n",
1124 success_wait, err_wait);
1126 success_wait = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1127 err_wait = GetLastError();
1128 after1 = GetTickCount();
1129 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1130 success_wait, err_wait, evtmask, after-before, after1-before);
1132 ok(evtmask & EV_RXCHAR, "Detect EV_RXCHAR: 0x%08lx, expected 0x%08x\n",
1133 evtmask, EV_RXCHAR);
1134 diff = after1 - before;
1135 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1136 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1140 /* Change the controling line after the given timeout to the given state
1141 By the loopback, this should trigger the WaitCommEvent
1143 static DWORD CALLBACK toggle_ctlLine(LPVOID arg)
1145 DWORD *args = (DWORD *) arg;
1146 DWORD timeout = args[0];
1147 DWORD ctl = args[1];
1148 HANDLE hcom = (HANDLE) args[2];
1149 HANDLE hComPortEvent = (HANDLE) args[3];
1152 trace("toggle_ctlLine timeout %ld clt 0x%08lx handle 0x%08lx\n",
1153 args[0], args[1], args[2]);
1155 ok(EscapeCommFunction(hcom, ctl),"EscapeCommFunction 0x%08lx failed\n", ctl);
1156 trace("toggle_ctline done\n");
1157 success = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1158 err = GetLastError();
1159 trace("toggle_ctline WaitForSingleObjectEx res 0x%08lx err 0x%08lx\n",
1165 * Wait for a change in CTS
1166 * Needs Loopback from DTR to CTS
1168 static void test_WaitCts(HANDLE hcom)
1171 OVERLAPPED overlapped;
1172 HANDLE hComPortEvent;
1174 DWORD args[4], defaultStat;
1175 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1177 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1178 dcb.fRtsControl=RTS_CONTROL_ENABLE;
1179 dcb.fDtrControl=DTR_CONTROL_ENABLE;
1180 ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
1181 if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1183 trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1186 args[0]= TIMEOUT >>1;
1187 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1188 if(defaultStat & MS_CTS_ON)
1192 args[2]=(DWORD) hcom;
1194 trace("test_WaitCts timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1196 ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1197 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1198 ok(hComPortEvent != 0, "CreateEvent failed\n");
1199 args[3] = (DWORD) hComPortEvent;
1200 alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1201 /* Wait a minimum to let the thread start up */
1203 trace("Thread created\n");
1204 ok(alarmThread !=0 , "CreateThread Failed\n");
1206 ZeroMemory( &overlapped, sizeof(overlapped));
1207 overlapped.hEvent = hComPortEvent;
1208 before = GetTickCount();
1209 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1210 err = GetLastError();
1211 after = GetTickCount();
1213 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1214 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1215 trace("overlapped WriteCommEvent returned.\n");
1216 if (!success && (err == ERROR_IO_PENDING))
1217 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1218 "WaitCts hComPortEvent failed\n");
1219 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1220 err = GetLastError();
1221 after1 = GetTickCount();
1222 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1223 success, err, evtmask, after-before, after1-before);
1225 ok(evtmask & EV_CTS, "Failed to detect EV_CTS: 0x%08lx, expected 0x%08x\n",
1227 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1228 if(defaultStat & MS_CTS_ON)
1229 ok((evtmask & MS_CTS_ON) == 0,"CTS didn't change state!\n");
1231 ok((evtmask & MS_CTS_ON), "CTS didn't change state!\n");
1233 diff = after1 - before;
1234 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1235 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1237 /*restore RTS Settings*/
1238 if(defaultStat & MS_CTS_ON)
1244 /* Change the Comm Mask while a Wait is going on
1245 WaitCommevent should return with a EVTMASK set to zero
1247 static DWORD CALLBACK reset_CommMask(LPVOID arg)
1249 DWORD *args = (DWORD *) arg;
1250 DWORD timeout = args[0];
1251 HANDLE hcom = (HANDLE) args[1];
1253 trace(" Changing CommMask on the fly for handle %p after timeout %ld\n",
1256 ok(SetCommMask(hcom, 0),"SetCommMask %p failed\n", hcom);
1257 trace("SetCommMask changed\n");
1261 /* Set up a Wait for a change on CTS. We don't toggle any line, but we
1262 reset the CommMask and expect the wait to return with a mask of 0
1263 No special port connections needed
1265 static void test_AbortWaitCts(HANDLE hcom)
1268 OVERLAPPED overlapped;
1269 HANDLE hComPortEvent;
1272 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1274 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1275 if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1277 trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1280 args[0]= TIMEOUT >>1;
1281 args[1]=(DWORD) hcom;
1283 trace("test_AbortWaitCts timeout %ld handle 0x%08lx\n",args[0], args[1]);
1285 ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1286 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1287 ok(hComPortEvent != 0, "CreateEvent failed\n");
1288 alarmThread = CreateThread(NULL, 0, reset_CommMask, (void *) &args, 0, &alarmThreadId);
1289 /* Wait a minimum to let the thread start up */
1291 trace("Thread created\n");
1292 ok(alarmThread !=0 , "CreateThread Failed\n");
1294 ZeroMemory( &overlapped, sizeof(overlapped));
1295 overlapped.hEvent = hComPortEvent;
1296 before = GetTickCount();
1297 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1298 err = GetLastError();
1299 after = GetTickCount();
1301 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1302 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1303 trace("overlapped WriteCommEvent returned.\n");
1304 if (!success && (err == ERROR_IO_PENDING))
1305 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1306 "AbortWaitCts hComPortEvent failed\n");
1307 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1308 err = GetLastError();
1309 after1 = GetTickCount();
1310 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1311 success, err, evtmask, after-before, after1-before);
1313 ok(evtmask == 0, "Incorect EventMask 0x%08lx returned on Wait aborted bu SetCommMask, expected 0x%08x\n",
1315 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1316 diff = after1 - before;
1317 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1318 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1323 * Wait for a change in DSR
1324 * Needs Loopback from DTR to DSR
1326 static void test_WaitDsr(HANDLE hcom)
1329 OVERLAPPED overlapped;
1330 HANDLE hComPortEvent;
1332 DWORD args[3], defaultStat;
1333 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1335 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1336 if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1338 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1341 args[0]= TIMEOUT >>1;
1342 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1343 if(defaultStat & MS_DSR_ON)
1347 args[2]=(DWORD) hcom;
1349 trace("test_WaitDsr timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1351 ok(SetCommMask(hcom, EV_DSR), "SetCommMask failed\n");
1352 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1353 ok(hComPortEvent != 0, "CreateEvent failed\n");
1354 alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1355 ok(alarmThread !=0 , "CreateThread Failed\n");
1357 ZeroMemory( &overlapped, sizeof(overlapped));
1358 overlapped.hEvent = hComPortEvent;
1359 before = GetTickCount();
1360 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1361 err = GetLastError();
1362 after = GetTickCount();
1364 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1365 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1366 trace("overlapped WriteCommEvent returned.\n");
1367 if (!success && (err == ERROR_IO_PENDING))
1368 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1369 "wait hComPortEvent failed\n");
1370 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1371 err = GetLastError();
1372 after1 = GetTickCount();
1373 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1374 success, err, evtmask, after-before, after1-before);
1376 ok(evtmask & EV_DSR, "Failed to detect EV_DSR: 0x%08lx, expected 0x%08x\n",
1378 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1379 if(defaultStat & MS_DSR_ON)
1380 ok((evtmask & MS_DSR_ON) == 0,"DTR didn't change state!\n");
1382 ok((evtmask & MS_DSR_ON), "DTR didn't change state!\n");
1384 diff = after1 - before;
1385 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1386 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1388 /*restore RTS Settings*/
1389 if(defaultStat & MS_DSR_ON)
1397 * Needs Loopback from DTR to RING
1399 static void test_WaitRing(HANDLE hcom)
1402 OVERLAPPED overlapped;
1403 HANDLE hComPortEvent;
1405 DWORD args[3], defaultStat;
1406 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1408 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1409 if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1411 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1414 args[0]= TIMEOUT >>1;
1415 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1416 if(defaultStat & MS_RING_ON)
1420 args[2]=(DWORD) hcom;
1422 trace("test_WaitRing timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1424 ok(SetCommMask(hcom, EV_RING), "SetCommMask failed\n");
1425 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1426 ok(hComPortEvent != 0, "CreateEvent failed\n");
1427 alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1428 ok(alarmThread !=0 , "CreateThread Failed\n");
1430 ZeroMemory( &overlapped, sizeof(overlapped));
1431 overlapped.hEvent = hComPortEvent;
1432 before = GetTickCount();
1433 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1434 err = GetLastError();
1435 after = GetTickCount();
1437 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1438 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1439 trace("overlapped WriteCommEvent returned.\n");
1440 if (!success && (err == ERROR_IO_PENDING))
1441 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1442 "wait hComPortEvent failed\n");
1443 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1444 err = GetLastError();
1445 after1 = GetTickCount();
1446 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1447 success, err, evtmask, after-before, after1-before);
1449 ok(evtmask & EV_RING, "Failed to detect EV_RING: 0x%08lx, expected 0x%08x\n",
1451 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1452 if(defaultStat & MS_RING_ON)
1453 ok((evtmask & MS_RING_ON) == 0,"DTR didn't change state!\n");
1455 ok((evtmask & MS_RING_ON), "DTR didn't change state!\n");
1457 diff = after1 - before;
1458 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1459 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1461 /*restore RTS Settings*/
1462 if(defaultStat & MS_RING_ON)
1468 * Wait for a change in DCD
1469 * Needs Loopback from DTR to DCD
1471 static void test_WaitDcd(HANDLE hcom)
1474 OVERLAPPED overlapped;
1475 HANDLE hComPortEvent;
1477 DWORD args[3], defaultStat;
1478 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1480 ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1481 if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1483 trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1486 args[0]= TIMEOUT >>1;
1487 ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1488 if(defaultStat & MS_RLSD_ON)
1492 args[2]=(DWORD) hcom;
1494 trace("test_WaitDcd timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1496 ok(SetCommMask(hcom, EV_RLSD), "SetCommMask failed\n");
1497 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1498 ok(hComPortEvent != 0, "CreateEvent failed\n");
1499 alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1500 ok(alarmThread !=0 , "CreateThread Failed\n");
1502 ZeroMemory( &overlapped, sizeof(overlapped));
1503 overlapped.hEvent = hComPortEvent;
1504 before = GetTickCount();
1505 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1506 err = GetLastError();
1507 after = GetTickCount();
1509 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1510 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1511 trace("overlapped WriteCommEvent returned.\n");
1512 if (!success && (err == ERROR_IO_PENDING))
1513 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1514 "wait hComPortEvent failed\n");
1515 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1516 err = GetLastError();
1517 after1 = GetTickCount();
1518 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1519 success, err, evtmask, after-before, after1-before);
1521 ok(evtmask & EV_RLSD, "Failed to detect EV_RLSD: 0x%08lx, expected 0x%08x\n",
1523 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1524 if(defaultStat & MS_RLSD_ON)
1525 ok((evtmask & MS_RLSD_ON) == 0,"DTR didn't change state!\n");
1527 ok((evtmask & MS_RLSD_ON), "DTR didn't change state!\n");
1529 diff = after1 - before;
1530 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1531 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1533 /*restore RTS Settings*/
1534 if(defaultStat & MS_RLSD_ON)
1541 Set Break after timeout
1543 static DWORD CALLBACK set_CommBreak(LPVOID arg)
1545 DWORD *args = (DWORD *) arg;
1546 DWORD timeout = args[0];
1547 HANDLE hcom = (HANDLE) args[1];
1549 trace("SetCommBreak for handle %p after timeout %ld\n",
1552 ok(SetCommBreak(hcom),"SetCommBreak %p failed\n", hcom);
1553 trace("SetCommBreak done\n");
1558 Wait for the Break condition (TX resp. RX active)
1559 Needs Loopback TX-RX
1561 static void test_WaitBreak(HANDLE hcom)
1563 OVERLAPPED overlapped;
1564 HANDLE hComPortEvent;
1567 DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1569 ok(SetCommMask(hcom, EV_BREAK), "SetCommMask failed\n");
1570 hComPortEvent = CreateEvent( NULL, TRUE, FALSE, NULL );
1571 ok(hComPortEvent != 0, "CreateEvent failed\n");
1573 trace("test_WaitBreak\n");
1574 args[0]= TIMEOUT >>1;
1575 args[1]=(DWORD) hcom;
1576 alarmThread = CreateThread(NULL, 0, set_CommBreak, (void *) &args, 0, &alarmThreadId);
1577 /* Wait a minimum to let the thread start up */
1579 trace("Thread created\n");
1580 ok(alarmThread !=0 , "CreateThread Failed\n");
1582 ZeroMemory( &overlapped, sizeof(overlapped));
1583 overlapped.hEvent = hComPortEvent;
1584 before = GetTickCount();
1585 success = WaitCommEvent(hcom, &evtmask, &overlapped);
1586 err = GetLastError();
1587 after = GetTickCount();
1589 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1590 ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1591 trace("overlapped WriteCommEvent returned.\n");
1593 if (!success && (err == ERROR_IO_PENDING))
1594 ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1595 "wait hComPortEvent res 0x%08lx\n", GetLastError());
1596 success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1597 err = GetLastError();
1598 after1 = GetTickCount();
1599 trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1600 success, err, evtmask, after-before, after1-before);
1602 ok(evtmask & EV_BREAK, "Failed to detect EV_BREAK: 0x%08lx, expected 0x%08x\n",
1604 ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1606 diff = after1 - before;
1607 ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1608 "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1610 ok(ClearCommBreak(hcom), "ClearCommBreak failed\n");
1616 /* use variabel and not #define to compile the code */
1617 BOOL loopback_txd_rxd = LOOPBACK_TXD_RXD;
1618 BOOL loopback_rts_cts = LOOPBACK_CTS_RTS;
1619 BOOL loopback_dtr_dsr = LOOPBACK_DTR_DSR;
1620 BOOL loopback_dtr_ring = LOOPBACK_DTR_RING;
1621 BOOL loopback_dtr_dcd = LOOPBACK_DTR_DCD;
1623 test_BuildCommDCB();
1624 hcom = test_OpenComm(FALSE);
1625 if (hcom != INVALID_HANDLE_VALUE)
1627 test_GetModemStatus(hcom);
1628 test_ReadTimeOut(hcom);
1629 test_waittxempty(hcom);
1632 hcom = test_OpenComm(FALSE);
1633 if (hcom != INVALID_HANDLE_VALUE)
1635 Sleep(200); /* Give the laster cahacter of test_waittxempty to drop into the receiver*/
1636 test_ClearCommErrors(hcom);
1639 if((loopback_txd_rxd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1641 test_LoopbackRead(hcom);
1644 if((loopback_rts_cts) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1646 test_LoopbackCtsRts(hcom);
1649 if((loopback_dtr_dsr) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1651 test_LoopbackDtrDsr(hcom);
1654 if((loopback_dtr_ring) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1656 test_LoopbackDtrRing(hcom);
1659 if((loopback_dtr_dcd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1661 test_LoopbackDtrDcd(hcom);
1664 if((loopback_txd_rxd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1669 if((loopback_rts_cts) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1674 if((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1676 test_AbortWaitCts(hcom);
1679 if((loopback_dtr_dsr) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1684 if((loopback_dtr_ring) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1686 test_WaitRing(hcom);
1689 if((loopback_dtr_dcd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1694 if(loopback_txd_rxd && (hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1696 test_WaitBreak(hcom);