dlls/kernel/tests/comm.c

   1 /* Unit test suite for comm functions
   2  *
   3  * Copyright 2003 Kevin Groeneveld
   4  * Copyright 2005 Uwe Bonnes
   5  *
   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.
  10  *
  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.
  15  *
  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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdio.h>
  22
  23 #include "wine/test.h"
  24 #include "winbase.h"
  25 #include "winnls.h"
  26
  27 #define TIMEOUT 1000   /* one second for Timeouts*/
  28 #define SLOWBAUD 150
  29 #define FASTBAUD 115200
  30 #define TIMEDELTA 100  /* 100 ms uncertainty allowed */
  31
  32 /* Define the appropriate LOOPBACK(s) TRUE if you have a Loopback cable with
  33  * the mentioned shorts connected to your Serial port
  34  */
  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
  43  */
  44
  45 typedef struct
  46 {
  47         char string[100];
  48         BOOL result;
  49         BOOL old_style;
  50         DCB dcb1, dcb2;
  51         COMMTIMEOUTS timeouts1, timeouts2;
  52 } TEST;
  53
  54 static TEST test[] =
  55 {
  56         {
  57                 "baud=9600 parity=e data=5 stop=1 xon=on odsr=off octs=off dtr=on rts=on idsr=on",
  58                 TRUE, FALSE,
  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 }
  63         },
  64         {
  65                 "baud=0 parity=M data=6 stop=1.5 xon=off odsr=on octs=ON dtr=off rts=off idsr=OFF",
  66                 TRUE, FALSE,
  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 }
  71         },
  72         {
  73                 "BAUD=4000000000 parity=n data=7 stop=2 to=off",
  74                 TRUE, FALSE,
  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 }
  79         },
  80         {
  81                 "Baud=115200 Parity=O Data=8 To=On",
  82                 TRUE, FALSE,
  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 }
  87         },
  88         {
  89                 "PaRiTy=s           Data=7          DTR=on",
  90                 TRUE, FALSE,
  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 }
  95         },
  96         {
  97                 "data=4",
  98                 FALSE, FALSE,
  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 }
 103         },
 104         {
 105                 "data=9",
 106                 FALSE, FALSE,
 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 }
 111         },
 112         {
 113                 "parity=no",
 114                 FALSE, FALSE,
 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 }
 119         },
 120         {
 121                 "stop=0",
 122                 FALSE, FALSE,
 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 }
 127         },
 128         {
 129                 "stop=1.501",
 130                 FALSE, FALSE,
 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 }
 135         },
 136         {
 137                 "stop=3",
 138                 FALSE, FALSE,
 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 }
 143         },
 144         {
 145                 "to=foobar",
 146                 FALSE, FALSE,
 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 }
 151         },
 152         {
 153                 " baud=9600",
 154                 FALSE, FALSE,
 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 }
 159         },
 160         {
 161                 "baud= 9600",
 162                 FALSE, FALSE,
 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 }
 167         },
 168         {
 169                 "baud=9600,data=8",
 170                 FALSE, FALSE,
 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 }
 175         },
 176         {
 177                 "11,n,8,1",
 178                 TRUE, TRUE,
 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 }
 183         },
 184         {
 185                 "30 ,E, 5,1.5",
 186                 TRUE, TRUE,
 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 }
 191         },
 192         {
 193                 "60, m, 6, 2 ",
 194                 TRUE, TRUE,
 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 }
 199         },
 200         {
 201                 "12 , o , 7 , 1",
 202                 TRUE, TRUE,
 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 }
 207         },
 208         {
 209                 "24,s,8,1.5",
 210                 TRUE, TRUE,
 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 }
 215         },
 216         {
 217                 "48,n,8,1,p",
 218                 TRUE, TRUE,
 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 }
 223         },
 224         {
 225                 "96,N,8,1 , x ",
 226                 TRUE, TRUE,
 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 }
 231         },
 232         {
 233                 "19, e, 7, 1, x",
 234                 TRUE, TRUE,
 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 }
 239         },
 240         {
 241                 "0,M,7,1,P",
 242                 TRUE, TRUE,
 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 }
 247         },
 248         {
 249                 "4000000000,O,7,1.5,X",
 250                 TRUE, TRUE,
 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 }
 255         },
 256         {
 257                 "96,N,8,1 to=on",
 258                 FALSE, TRUE,
 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 }
 263         },
 264         {
 265                 "96,NO,8,1",
 266                 FALSE, TRUE,
 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 }
 271         },
 272         {
 273                 "96,N,4,1",
 274                 FALSE, TRUE,
 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 }
 279         },
 280         {
 281                 "96,N,9,1",
 282                 FALSE, TRUE,
 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 }
 287         },
 288         {
 289                 "96,N,8,0",
 290                 FALSE, TRUE,
 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 }
 295         },
 296         {
 297                 "96,N,8,3",
 298                 FALSE, TRUE,
 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 }
 303         },
 304         {
 305                 "96,N,8,1,K",
 306                 FALSE, TRUE,
 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 }
 311         },
 312         {
 313                 "COM0:baud=115200",
 314                 FALSE, FALSE,
 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 }
 319         },
 320         {
 321                 "COMx:baud=38400 data=8",
 322                 TRUE, FALSE,
 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 }
 327         },
 328         {
 329                 "COMx  :to=on stop=1.5",
 330                 TRUE, FALSE,
 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 }
 335         },
 336         {
 337                 "COMx:               baud=12345     data=7",
 338                 TRUE, FALSE,
 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 }
 343         },
 344         {
 345                 "COMx : xon=on odsr=off",
 346                 TRUE, FALSE,
 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 }
 351         },
 352         {
 353                 "COM0:9600,N,8,1",
 354                 FALSE, TRUE,
 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 }
 359         },
 360         {
 361                 "COMx:9600,N,8,1",
 362                 TRUE, TRUE,
 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 }
 367         },
 368         {
 369                 "COMx:  11,E,7,2",
 370                 TRUE, TRUE,
 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 }
 375         },
 376         {
 377                 "COMx  :19,M,5,1",
 378                 TRUE, TRUE,
 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 }
 383         },
 384         {
 385                 "COMx  :    57600,S,6,2,x",
 386                 TRUE, TRUE,
 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 }
 391         },
 392 };
 393
 394 #define TEST_COUNT (sizeof(test) / sizeof(TEST))
 395
 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)
 399 {
 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",
 401                 pdcb->DCBlength,
 402                 pdcb->BaudRate,
 403                 pdcb->fBinary,
 404                 pdcb->fParity,
 405                 pdcb->fOutxCtsFlow,
 406                 pdcb->fOutxDsrFlow,
 407                 pdcb->fDtrControl,
 408                 pdcb->fDsrSensitivity,
 409                 pdcb->fTXContinueOnXoff,
 410                 pdcb->fOutX,
 411                 pdcb->fInX,
 412                 pdcb->fErrorChar,
 413                 pdcb->fNull,
 414                 pdcb->fRtsControl,
 415                 pdcb->fAbortOnError,
 416                 pdcb->fDummy2,
 417                 pdcb->wReserved,
 418                 pdcb->XonLim,
 419                 pdcb->XoffLim,
 420                 pdcb->ByteSize,
 421                 pdcb->Parity,
 422                 pdcb->StopBits,
 423                 pdcb->XonChar & 0xff,
 424                 pdcb->XoffChar & 0xff,
 425                 pdcb->ErrorChar & 0xff,
 426                 pdcb->EofChar & 0xff,
 427                 pdcb->EvtChar & 0xff,
 428                 pdcb->wReserved1 & 0xffff );
 429 } */
 430
 431 static void check_result(const char *function, TEST *ptest, int initial_value, BOOL result)
 432 {
 433         DWORD LastError = GetLastError();
 434         DWORD CorrectError = (ptest->result ? 0xdeadbeef : ERROR_INVALID_PARAMETER);
 435
 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");
 438 }
 439
 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); }
 442
 443 static void check_dcb(const char *function, TEST *ptest, int initial_value, DCB *pdcb1, DCB *pdcb2)
 444 {
 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");
 448
 449         /* For old style control strings Win 9x does not set the next five members, NT does. */
 450         if(ptest->old_style && ptest->result)
 451         {
 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");
 457         }
 458         else
 459         {
 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");
 465         }
 466
 467         if(ptest->result)
 468         {
 469                 /* For the idsr=xxx parameter, NT sets fDsrSensitivity, 9x sets
 470                    fOutxDsrFlow. */
 471                 if(!ptest->old_style)
 472                 {
 473                         check_dcb_member2(fOutxDsrFlow, pdcb2->fDsrSensitivity, "%u");
 474                         check_dcb_member2(fDsrSensitivity, pdcb2->fOutxDsrFlow, "%u");
 475                 }
 476                 else
 477                 {
 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");
 482                 }
 483         }
 484         else
 485         {
 486                 check_dcb_member(fOutxDsrFlow, "%u");
 487                 check_dcb_member(fDsrSensitivity, "%u");
 488         }
 489
 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");
 511 }
 512
 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);
 514
 515 static void check_timeouts(const char *function, TEST *ptest, int initial_value, COMMTIMEOUTS *ptimeouts1, COMMTIMEOUTS *ptimeouts2)
 516 {
 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);
 522 }
 523
 524 static void test_BuildCommDCBA(TEST *ptest, int initial_value, DCB *pexpected_dcb)
 525 {
 526         BOOL result;
 527         DCB dcb;
 528
 529         /* set initial conditions */
 530         memset(&dcb, initial_value, sizeof(DCB));
 531         SetLastError(0xdeadbeef);
 532
 533         result = BuildCommDCBA(ptest->string, &dcb);
 534
 535         /* check results */
 536         check_result("BuildCommDCBA", ptest, initial_value, result);
 537         check_dcb("BuildCommDCBA", ptest, initial_value, &dcb, pexpected_dcb);
 538 }
 539
 540 static void test_BuildCommDCBAndTimeoutsA(TEST *ptest, int initial_value, DCB *pexpected_dcb, COMMTIMEOUTS *pexpected_timeouts)
 541 {
 542         BOOL result;
 543         DCB dcb;
 544         COMMTIMEOUTS timeouts;
 545
 546         /* set initial conditions */
 547         memset(&dcb, initial_value, sizeof(DCB));
 548         memset(&timeouts, initial_value, sizeof(COMMTIMEOUTS));
 549         SetLastError(0xdeadbeef);
 550
 551         result = BuildCommDCBAndTimeoutsA(ptest->string, &dcb, &timeouts);
 552
 553         /* check results */
 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);
 557 }
 558
 559 static void test_BuildCommDCBW(TEST *ptest, int initial_value, DCB *pexpected_dcb)
 560 {
 561         BOOL result;
 562         DCB dcb;
 563         WCHAR wide_string[sizeof(ptest->string)];
 564
 565         MultiByteToWideChar(CP_ACP, 0, ptest->string, -1, wide_string, sizeof(wide_string) / sizeof(WCHAR));
 566
 567         /* set initial conditions */
 568         memset(&dcb, initial_value, sizeof(DCB));
 569         SetLastError(0xdeadbeef);
 570
 571         result = BuildCommDCBW(wide_string, &dcb);
 572
 573         if(GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 574                 return;
 575
 576         /* check results */
 577         check_result("BuildCommDCBW", ptest, initial_value, result);
 578         check_dcb("BuildCommDCBW", ptest, initial_value, &dcb, pexpected_dcb);
 579 }
 580
 581 static void test_BuildCommDCBAndTimeoutsW(TEST *ptest, int initial_value, DCB *pexpected_dcb, COMMTIMEOUTS *pexpected_timeouts)
 582 {
 583         BOOL result;
 584         DCB dcb;
 585         COMMTIMEOUTS timeouts;
 586         WCHAR wide_string[sizeof(ptest->string)];
 587
 588         MultiByteToWideChar(CP_ACP, 0, ptest->string, -1, wide_string, sizeof(wide_string) / sizeof(WCHAR));
 589
 590         /* set initial conditions */
 591         memset(&dcb, initial_value, sizeof(DCB));
 592         memset(&timeouts, initial_value, sizeof(COMMTIMEOUTS));
 593         SetLastError(0xdeadbeef);
 594
 595         result = BuildCommDCBAndTimeoutsW(wide_string, &dcb, &timeouts);
 596
 597         if(GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 598                 return;
 599
 600         /* check results */
 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);
 604 }
 605
 606 static void test_BuildCommDCB(void)
 607 {
 608         char port_name[] = "COMx";
 609         char port = 0;
 610         unsigned int i;
 611         char *ptr;
 612
 613         /* Some of these tests require a valid COM port.  This loop will try to find
 614            a valid port. */
 615         for(port_name[3] = '1'; port_name[3] <= '9'; port_name[3]++)
 616         {
 617                 COMMCONFIG commconfig;
 618                 DWORD size = sizeof(COMMCONFIG);
 619
 620                 if(GetDefaultCommConfig(port_name, &commconfig, &size))
 621                 {
 622                         port = port_name[3];
 623                         break;
 624                 }
 625         }
 626
 627         if(!port)
 628                 trace("Could not find a valid COM port.  Some tests will be skipped.\n");
 629
 630         for(i = 0; i < TEST_COUNT; i++)
 631         {
 632                 /* Check if this test case needs a valid COM port. */
 633                 ptr = strstr(test[i].string, "COMx");
 634
 635                 /* If required, substitute valid port number into device control string. */
 636                 if(ptr)
 637                 {
 638                         if(port)
 639                                 ptr[3] = port;
 640                         else
 641                                 continue;
 642                 }
 643
 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);
 648
 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);
 653         }
 654 }
 655
 656 static HANDLE test_OpenComm(BOOL doOverlap)
 657 {
 658     HANDLE hcom = INVALID_HANDLE_VALUE;
 659     char port_name[] = "COMx";
 660     static BOOL shown = FALSE;
 661     DWORD errors;
 662     COMSTAT comstat;
 663
 664     /* Try to find a port */
 665     for(port_name[3] = '1'; port_name[3] <= '9'; port_name[3]++)
 666     {
 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)
 670             break;
 671     }
 672     if(!shown)
 673     {
 674         if (hcom == INVALID_HANDLE_VALUE)
 675             trace("Could not find a valid COM port.  Skipping test_ReadTimeOut\n");
 676         else
 677             trace("Found Com port %s. Connected devices may disturbe results\n", port_name);
 678         /*shown = TRUE; */
 679     }
 680     if (hcom != INVALID_HANDLE_VALUE)
 681     {
 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);
 686     }
 687     return hcom;
 688 }
 689
 690 static void test_GetModemStatus(HANDLE hcom)
 691 {
 692     DWORD ModemStat;
 693
 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 ":"");
 700 }
 701
 702 /* When we don't write anything, Read should time out even on a loopbacked port */
 703 static void test_ReadTimeOut(HANDLE hcom)
 704 {
 705     DCB dcb;
 706     COMMTIMEOUTS timeouts;
 707     char rbuf[32];
 708     DWORD before, after, read, timediff, LastError;
 709     BOOL res;
 710
 711     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 712     dcb.BaudRate = FASTBAUD;
 713     dcb.ByteSize = 8;
 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");
 719
 720     ZeroMemory( &timeouts, sizeof(timeouts));
 721     timeouts.ReadTotalTimeoutConstant = TIMEOUT;
 722     ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
 723
 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);
 734 }
 735
 736 static void test_waittxempty(HANDLE hcom)
 737 {
 738     DCB dcb;
 739     COMMTIMEOUTS timeouts;
 740     char tbuf[]="test_waittxempty";
 741     DWORD before, after, written, timediff, evtmask = 0;
 742     BOOL res_write, res;
 743     DWORD baud = SLOWBAUD;
 744
 745     trace("test_waittxempty\n");
 746     /* set a low baud rate to have ample time*/
 747     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 748     dcb.BaudRate = baud;
 749     dcb.ByteSize = 8;
 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");
 755
 756     ZeroMemory( &timeouts, sizeof(timeouts));
 757     timeouts.ReadTotalTimeoutConstant = TIMEOUT;
 758     ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
 759
 760     ok(SetupComm(hcom,1024,1024),"SetUpComm failed\n");
 761     ok(SetCommMask(hcom, EV_TXEMPTY), "SetCommMask failed\n");
 762
 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\n", written);
 769
 770     trace("WriteFile succeeded, took %ld ms to write %ld Bytes at %ld Baud\n",
 771           after - before, written, baud);
 772
 773     before = GetTickCount();
 774     res = WaitCommEvent(hcom, &evtmask, NULL);
 775     after = GetTickCount();
 776
 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);
 781
 782     timediff = after - before;
 783
 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
 791     */
 792 }
 793
 794 /* A new open handle should not return error or have bytes in the Queues */
 795 static void test_ClearCommErrors(HANDLE hcom)
 796 {
 797     DWORD   errors;
 798     COMSTAT lpStat;
 799
 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");
 805 }
 806
 807 static void test_non_pending_errors(HANDLE hcom)
 808 {
 809     DCB dcb;
 810     DWORD err;
 811
 812     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 813     dcb.ByteSize = 255; /* likely bogus */
 814     ok(!SetCommState(hcom, &dcb), "SetCommState should have failed\n");
 815     ok(ClearCommError(hcom, &err, NULL), "ClearCommError should succeed\n");
 816     ok(!(err & CE_MODE), "ClearCommError shouldn't set CE_MODE byte in this case (%lx)\n", err);
 817 }
 818
 819 /**/
 820 static void test_LoopbackRead(HANDLE hcom)
 821 {
 822     DCB dcb;
 823     COMMTIMEOUTS timeouts;
 824     char rbuf[32];
 825     DWORD before, after, diff, read, read1, written, evtmask=0, i;
 826     BOOL res;
 827     char tbuf[]="test_LoopbackRead";
 828
 829     trace("Starting test_LoopbackRead\n");
 830     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 831     dcb.BaudRate = FASTBAUD;
 832     dcb.ByteSize = 8;
 833     dcb.Parity = NOPARITY;
 834     dcb.fRtsControl=RTS_CONTROL_ENABLE;
 835     dcb.fDtrControl=DTR_CONTROL_ENABLE;
 836     dcb.StopBits = ONESTOPBIT;
 837     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
 838
 839     ZeroMemory( &timeouts, sizeof(timeouts));
 840     timeouts.ReadTotalTimeoutConstant = TIMEOUT;
 841     ok(SetCommTimeouts(hcom, &timeouts),"SetCommTimeouts failed\n");
 842
 843     ok(SetCommMask(hcom, EV_TXEMPTY), "SetCommMask failed\n");
 844
 845     before = GetTickCount();
 846     ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
 847     after = GetTickCount();
 848     ok(written == sizeof(tbuf),"WriteFile %ld bytes written\n", written);
 849     diff = after -before;
 850
 851     /* make sure all bytes are written, so Readfile will succeed in one call*/
 852     ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
 853     before = GetTickCount();
 854     ok(evtmask == EV_TXEMPTY,
 855                  "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
 856                  evtmask, EV_TXEMPTY);
 857     trace("Write %ld ms WaitCommEvent EV_TXEMPTY %ld ms\n", diff, before- after);
 858
 859     read=0;
 860     ok(ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL), "Readfile failed\n");
 861     ok(read == sizeof(tbuf),"ReadFile read %ld bytes, expected \"%s\"\n", read,rbuf);
 862
 863     /* Now do the same withe a slower Baud rate.
 864        As we request more characters then written, we will hit the timeout
 865     */
 866
 867     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 868     dcb.BaudRate = 9600;
 869     dcb.ByteSize = 8;
 870     dcb.Parity = NOPARITY;
 871     dcb.fRtsControl=RTS_CONTROL_ENABLE;
 872     dcb.fDtrControl=DTR_CONTROL_ENABLE;
 873     dcb.StopBits = ONESTOPBIT;
 874     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
 875
 876     ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
 877     ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
 878     ok(written == sizeof(tbuf),"WriteFile %ld bytes written\n", written);
 879
 880     trace("WaitCommEventEV_RXCHAR\n");
 881     ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
 882     ok(evtmask == EV_RXCHAR, "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
 883        evtmask, EV_RXCHAR);
 884
 885     before = GetTickCount();
 886     res = ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL);
 887     after = GetTickCount();
 888     ok(res, "Readfile failed\n");
 889     ok(read == sizeof(tbuf),"ReadFile read %ld bytes\n", read);
 890     diff = after - before;
 891     trace("Readfile for %ld chars took %ld ms\n", read, diff);
 892     ok( (diff > TIMEOUT - TIMEDELTA) && (diff < TIMEOUT + TIMEDELTA),
 893         "Timedout Wait took %ld ms, expected around %d\n", diff, TIMEOUT);
 894
 895     /* now do a plain read with slow speed
 896      * This will result in several low level reads and a timeout to happen
 897      */
 898     dcb.BaudRate = SLOWBAUD;
 899     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
 900     ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
 901     before = GetTickCount();
 902     read = 0;
 903     read1 =0;
 904     i=0;
 905     do
 906     {
 907         res = ReadFile(hcom, rbuf+read, sizeof(rbuf-read), &read1, NULL);
 908         ok(res, "Readfile failed\n");
 909         read += read1;
 910         i++;
 911     }
 912     while ((read < sizeof(tbuf)) && (i <10));
 913     after =  GetTickCount();
 914     ok( read == sizeof(tbuf),"ReadFile read %ld bytes\n", read);
 915     trace("Plain Read for %ld char at %d baud took %ld ms\n", read, SLOWBAUD, after-before);
 916 }
 917
 918 static void test_LoopbackCtsRts(HANDLE hcom)
 919 {
 920     DWORD ModemStat, defaultStat;
 921     DCB dcb;
 922
 923     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 924     if (dcb.fRtsControl == RTS_CONTROL_HANDSHAKE)
 925     {
 926         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate RTS\n");
 927         return;
 928     }
 929     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
 930     /* XP returns some values in the low nibble, so mask them out*/
 931     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
 932     if(defaultStat & MS_CTS_ON)
 933     {
 934         ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
 935         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 936         ok ((ModemStat & MS_CTS_ON) == 0, "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
 937             ModemStat, (defaultStat & ~MS_CTS_ON));
 938         ok(EscapeCommFunction(hcom, SETRTS), "EscapeCommFunction failed to clear RTS\n");
 939         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 940         ok (ModemStat ==  defaultStat, "Failed to restore CTS: 0x%04lx, expected 0x%04lx\n",
 941             ModemStat, defaultStat);
 942     }
 943     else
 944     {
 945         ok(EscapeCommFunction(hcom, SETRTS), "EscapeCommFunction failed to set RTS\n");
 946         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 947         ok ((ModemStat & MS_CTS_ON) == MS_CTS_ON,
 948             "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
 949             ModemStat, (defaultStat | MS_CTS_ON));
 950         ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
 951         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 952         ok (ModemStat ==  defaultStat, "Failed to restore CTS: 0x%04lx, expected 0x%04lx\n",
 953             ModemStat, defaultStat);
 954     }
 955 }
 956
 957 static void test_LoopbackDtrDcd(HANDLE hcom)
 958 {
 959     DWORD ModemStat, defaultStat;
 960     DCB dcb;
 961
 962     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 963     if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
 964     {
 965         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
 966         return;
 967     }
 968     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
 969     /* XP returns some values in the low nibble, so mask them out*/
 970     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
 971     if(defaultStat & MS_RLSD_ON)
 972     {
 973         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
 974         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 975         ok ((ModemStat & MS_RLSD_ON) == 0, "RLSD didn't react: 0x%04lx,  expected 0x%04lx\n",
 976             ModemStat, (defaultStat & ~MS_RLSD_ON));
 977         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
 978         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 979         ok (ModemStat ==  defaultStat, "Failed to restore RLSD: 0x%04lx, expected 0x%04lx\n",
 980             ModemStat, defaultStat);
 981     }
 982     else
 983     {
 984         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
 985         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 986         ok ((ModemStat & MS_RLSD_ON) == MS_RLSD_ON,
 987             "RLSD didn't react: 0x%04lx,  expected 0x%04lx\n",
 988             ModemStat, (defaultStat | MS_RLSD_ON));
 989         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
 990         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 991         ok (ModemStat ==  defaultStat, "Failed to restore RLSD: 0x%04lx, expected 0x%04lx\n",
 992             ModemStat, defaultStat);
 993     }
 994 }
 995
 996 static void test_LoopbackDtrDsr(HANDLE hcom)
 997 {
 998     DWORD ModemStat, defaultStat;
 999     DCB dcb;
1000
1001     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1002     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1003     {
1004         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1005         return;
1006     }
1007     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1008     /* XP returns some values in the low nibble, so mask them out*/
1009     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1010     if(defaultStat & MS_DSR_ON)
1011     {
1012         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1013         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1014         ok ((ModemStat & MS_DSR_ON) == 0, "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
1015             ModemStat, (defaultStat & ~MS_DSR_ON));
1016         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to clear DTR\n");
1017         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1018         ok (ModemStat ==  defaultStat, "Failed to restore DSR: 0x%04lx, expected 0x%04lx\n",
1019             ModemStat, defaultStat);
1020     }
1021     else
1022     {
1023         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1024         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1025         ok ((ModemStat & MS_DSR_ON) == MS_DSR_ON,
1026             "CTS didn't react: 0x%04lx,expected 0x%04lx\n",
1027             ModemStat, (defaultStat | MS_DSR_ON));
1028         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1029         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1030         ok (ModemStat ==  defaultStat, "Failed to restore DSR: 0x%04lx, expected 0x%04lx\n",
1031             ModemStat, defaultStat);
1032     }
1033 }
1034
1035 static void test_LoopbackDtrRing(HANDLE hcom)
1036 {
1037     DWORD ModemStat, defaultStat;
1038     DCB dcb;
1039
1040     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1041     if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
1042     {
1043         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1044         return;
1045     }
1046     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1047     /* XP returns some values in the low nibble, so mask them out*/
1048     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1049     if(defaultStat & MS_RING_ON)
1050     {
1051         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1052         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1053         ok ((ModemStat & MS_RING_ON) == 0, "RING didn't react: 0x%04lx,  expected 0x%04lx\n",
1054             ModemStat, (defaultStat & ~MS_RING_ON));
1055         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1056         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1057         ok (ModemStat ==  defaultStat, "Failed to restore RING: 0x%04lx, expected 0x%04lx\n",
1058             ModemStat, defaultStat);
1059     }
1060     else
1061     {
1062         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1063         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1064         ok ((ModemStat & MS_RING_ON) == MS_RING_ON,
1065             "RING didn't react: 0x%04lx,expected 0x%04lx\n",
1066             ModemStat, (defaultStat | MS_RING_ON));
1067         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1068         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1069         ok (ModemStat ==  defaultStat, "Failed to restore RING: 0x%04lx, expected 0x%04lx\n",
1070             ModemStat, defaultStat);
1071     }
1072 }
1073
1074 /*
1075  * Set up a WaitCommEvent for anything in the receive buffer,
1076  * then write to TX to put a character
1077  * into the RX buffer
1078  * Need Loopback TX->RX
1079 */
1080
1081 static void  test_WaitRx(HANDLE hcom)
1082 {
1083     OVERLAPPED overlapped, overlapped_w;
1084     HANDLE hComPortEvent, hComWriteEvent;
1085     DWORD before, after, after1, diff, success_wait = FALSE, success_write;
1086     DWORD err_wait, err_write, written, evtmask=0;
1087
1088     ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
1089     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1090     ok(hComPortEvent != 0, "CreateEvent failed\n");
1091     ZeroMemory( &overlapped, sizeof(overlapped));
1092     overlapped.hEvent = hComPortEvent;
1093
1094     ok((hComWriteEvent =  CreateEvent( NULL, TRUE, FALSE, NULL )) !=0,
1095        "CreateEvent res 0x%08lx\n",
1096        GetLastError());
1097     ZeroMemory( &overlapped_w, sizeof(overlapped_w));
1098     overlapped_w.hEvent = hComWriteEvent;
1099
1100     before = GetTickCount();
1101     {success_wait = WaitCommEvent(hcom, &evtmask, &overlapped);}
1102     err_wait = GetLastError();
1103     after = GetTickCount();
1104     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success_wait, err_wait, evtmask);
1105     ok(success_wait || err_wait == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1106     trace("overlapped WriteCommEvent returned.\n");
1107
1108     success_write= WriteFile(hcom, "X", 1, &written, &overlapped_w);
1109     err_write = GetLastError();
1110     ok(success_write || err_write == ERROR_IO_PENDING,
1111        "overlapped WriteFile failed, err 0x%08lx\n",
1112        err_write);
1113
1114     if (!success_write && (err_write == ERROR_IO_PENDING)) {
1115       success_write = WaitForSingleObjectEx(hComWriteEvent, TIMEOUT, TRUE);
1116       err_write = GetLastError();
1117       ok(success_write == WAIT_OBJECT_0, "WaitForSingleObjectEx, res 0x%08lx, err 0x%08lx\n",
1118          success_write, err_write);
1119     }
1120     Sleep(TIMEOUT >>1);
1121     success_write = GetOverlappedResult(hcom, &overlapped_w, &written, FALSE);
1122     err_write = GetLastError();
1123
1124     trace("Write after Wait res 0x%08lx err 0x%08lx\n",success_write, err_write);
1125     ok(success_write && written ==1, "Write after Wait res 0x%08lx err 0x%08lx\n",
1126        success_write, err_write);
1127
1128     if (!success_wait && (err_wait == ERROR_IO_PENDING)) {
1129       success_wait = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1130       err_wait = GetLastError();
1131       ok(success_wait == WAIT_OBJECT_0, "wait hComPortEvent, res 0x%08lx, err 0x%08lx\n",
1132          success_wait, err_wait);
1133     }
1134     success_wait = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1135     err_wait = GetLastError();
1136     after1 = GetTickCount();
1137     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1138           success_wait, err_wait, evtmask, after-before, after1-before);
1139
1140     ok(evtmask & EV_RXCHAR, "Detect  EV_RXCHAR: 0x%08lx, expected 0x%08x\n",
1141        evtmask, EV_RXCHAR);
1142     diff = after1 - before;
1143     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1144         "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1145
1146 }
1147
1148 /* Change the controling line after the given timeout to the given state
1149    By the loopback, this should trigger the WaitCommEvent
1150 */
1151 static DWORD CALLBACK toggle_ctlLine(LPVOID arg)
1152 {
1153     DWORD *args = (DWORD *) arg;
1154     DWORD timeout = args[0];
1155     DWORD ctl     = args[1];
1156     HANDLE hcom   = (HANDLE) args[2];
1157     HANDLE hComPortEvent = (HANDLE) args[3];
1158     DWORD success, err;
1159
1160     trace("toggle_ctlLine timeout %ld clt 0x%08lx handle 0x%08lx\n",
1161           args[0], args[1], args[2]);
1162     Sleep(timeout);
1163     ok(EscapeCommFunction(hcom, ctl),"EscapeCommFunction 0x%08lx failed\n", ctl);
1164     trace("toggle_ctline done\n");
1165     success = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1166     err = GetLastError();
1167     trace("toggle_ctline WaitForSingleObjectEx res 0x%08lx err 0x%08lx\n",
1168           success, err);
1169     return 0;
1170 }
1171
1172 /*
1173  * Wait for a change in CTS
1174  * Needs Loopback from DTR to CTS
1175  */
1176 static void  test_WaitCts(HANDLE hcom)
1177 {
1178     DCB dcb;
1179     OVERLAPPED overlapped;
1180     HANDLE hComPortEvent;
1181     HANDLE alarmThread;
1182     DWORD args[4], defaultStat;
1183     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1184
1185     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1186     dcb.fRtsControl=RTS_CONTROL_ENABLE;
1187     dcb.fDtrControl=DTR_CONTROL_ENABLE;
1188     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
1189     if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1190     {
1191         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1192         return;
1193     }
1194     args[0]= TIMEOUT >>1;
1195     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1196     if(defaultStat & MS_CTS_ON)
1197         args[1] = CLRRTS;
1198     else
1199         args[1] = SETRTS;
1200     args[2]=(DWORD) hcom;
1201
1202     trace("test_WaitCts timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1203
1204     ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1205     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1206     ok(hComPortEvent != 0, "CreateEvent failed\n");
1207     args[3] = (DWORD) hComPortEvent;
1208     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1209     /* Wait a minimum to let the thread start up */
1210     Sleep(10);
1211     trace("Thread created\n");
1212     ok(alarmThread !=0 , "CreateThread Failed\n");
1213
1214     ZeroMemory( &overlapped, sizeof(overlapped));
1215     overlapped.hEvent = hComPortEvent;
1216     before = GetTickCount();
1217     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1218     err = GetLastError();
1219     after = GetTickCount();
1220
1221     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1222     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1223     trace("overlapped WriteCommEvent returned.\n");
1224     if (!success && (err == ERROR_IO_PENDING))
1225         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1226                      "WaitCts hComPortEvent failed\n");
1227     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1228     err = GetLastError();
1229     after1 = GetTickCount();
1230     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1231           success, err, evtmask, after-before, after1-before);
1232
1233     ok(evtmask & EV_CTS, "Failed to detect  EV_CTS: 0x%08lx, expected 0x%08x\n",
1234                  evtmask, EV_CTS);
1235     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1236     if(defaultStat & MS_CTS_ON)
1237         ok((evtmask & MS_CTS_ON) == 0,"CTS didn't change state!\n");
1238     else
1239         ok((evtmask & MS_CTS_ON), "CTS didn't change state!\n");
1240
1241     diff = after1 - before;
1242     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1243                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1244
1245     /*restore RTS Settings*/
1246     if(defaultStat & MS_CTS_ON)
1247         args[1] = SETRTS;
1248     else
1249         args[1] = CLRRTS;
1250 }
1251
1252 /* Change the  Comm Mask while a Wait is going on
1253    WaitCommevent should return with a EVTMASK set to zero
1254 */
1255 static DWORD CALLBACK reset_CommMask(LPVOID arg)
1256 {
1257     DWORD *args = (DWORD *) arg;
1258     DWORD timeout = args[0];
1259     HANDLE hcom   = (HANDLE) args[1];
1260
1261     trace(" Changing CommMask on the fly for handle %p after timeout %ld\n",
1262           hcom, timeout);
1263     Sleep(timeout);
1264     ok(SetCommMask(hcom, 0),"SetCommMask %p failed\n", hcom);
1265     trace("SetCommMask changed\n");
1266     return 0;
1267 }
1268
1269 /* Set up a Wait for a change on CTS. We don't toggle any line, but we
1270    reset the CommMask and expect the wait to return with a mask of 0
1271    No special port connections needed
1272 */
1273 static void  test_AbortWaitCts(HANDLE hcom)
1274 {
1275     DCB dcb;
1276     OVERLAPPED overlapped;
1277     HANDLE hComPortEvent;
1278     HANDLE alarmThread;
1279     DWORD args[2];
1280     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1281
1282     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1283     if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1284     {
1285         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1286         return;
1287     }
1288     args[0]= TIMEOUT >>1;
1289     args[1]=(DWORD) hcom;
1290
1291     trace("test_AbortWaitCts timeout %ld handle 0x%08lx\n",args[0], args[1]);
1292
1293     ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1294     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1295     ok(hComPortEvent != 0, "CreateEvent failed\n");
1296     alarmThread = CreateThread(NULL, 0, reset_CommMask, (void *) &args, 0, &alarmThreadId);
1297     /* Wait a minimum to let the thread start up */
1298     Sleep(10);
1299     trace("Thread created\n");
1300     ok(alarmThread !=0 , "CreateThread Failed\n");
1301
1302     ZeroMemory( &overlapped, sizeof(overlapped));
1303     overlapped.hEvent = hComPortEvent;
1304     before = GetTickCount();
1305     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1306     err = GetLastError();
1307     after = GetTickCount();
1308
1309     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1310     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1311     trace("overlapped WriteCommEvent returned.\n");
1312     if (!success && (err == ERROR_IO_PENDING))
1313         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1314                      "AbortWaitCts hComPortEvent failed\n");
1315     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1316     err = GetLastError();
1317     after1 = GetTickCount();
1318     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1319           success, err, evtmask, after-before, after1-before);
1320
1321     ok(evtmask == 0, "Incorect EventMask 0x%08lx returned on Wait aborted bu SetCommMask, expected 0x%08x\n",
1322                  evtmask, 0);
1323     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1324     diff = after1 - before;
1325     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1326                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1327
1328 }
1329
1330 /*
1331  * Wait for a change in DSR
1332  * Needs Loopback from DTR to DSR
1333  */
1334 static void  test_WaitDsr(HANDLE hcom)
1335 {
1336     DCB dcb;
1337     OVERLAPPED overlapped;
1338     HANDLE hComPortEvent;
1339     HANDLE alarmThread;
1340     DWORD args[3], defaultStat;
1341     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1342
1343     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1344     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1345     {
1346         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1347         return;
1348     }
1349     args[0]= TIMEOUT >>1;
1350     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1351     if(defaultStat & MS_DSR_ON)
1352         args[1] = CLRDTR;
1353     else
1354         args[1] = SETDTR;
1355     args[2]=(DWORD) hcom;
1356
1357     trace("test_WaitDsr timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1358
1359     ok(SetCommMask(hcom, EV_DSR), "SetCommMask failed\n");
1360     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1361     ok(hComPortEvent != 0, "CreateEvent failed\n");
1362     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1363     ok(alarmThread !=0 , "CreateThread Failed\n");
1364
1365     ZeroMemory( &overlapped, sizeof(overlapped));
1366     overlapped.hEvent = hComPortEvent;
1367     before = GetTickCount();
1368     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1369     err = GetLastError();
1370     after = GetTickCount();
1371
1372     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1373     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1374     trace("overlapped WriteCommEvent returned.\n");
1375     if (!success && (err == ERROR_IO_PENDING))
1376         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1377                      "wait hComPortEvent failed\n");
1378     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1379     err = GetLastError();
1380     after1 = GetTickCount();
1381     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1382           success, err, evtmask, after-before, after1-before);
1383
1384     ok(evtmask & EV_DSR, "Failed to detect  EV_DSR: 0x%08lx, expected 0x%08x\n",
1385                  evtmask, EV_DSR);
1386     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1387     if(defaultStat & MS_DSR_ON)
1388         ok((evtmask & MS_DSR_ON) == 0,"DTR didn't change state!\n");
1389     else
1390         ok((evtmask & MS_DSR_ON), "DTR didn't change state!\n");
1391
1392     diff = after1 - before;
1393     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1394                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1395
1396     /*restore RTS Settings*/
1397     if(defaultStat & MS_DSR_ON)
1398         args[1] = SETDTR;
1399     else
1400         args[1] = CLRDTR;
1401 }
1402
1403 /*
1404  * Wait for a Ring
1405  * Needs Loopback from DTR to RING
1406  */
1407 static void  test_WaitRing(HANDLE hcom)
1408 {
1409     DCB dcb;
1410     OVERLAPPED overlapped;
1411     HANDLE hComPortEvent;
1412     HANDLE alarmThread;
1413     DWORD args[3], defaultStat;
1414     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1415
1416     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1417     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1418     {
1419         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1420         return;
1421     }
1422     args[0]= TIMEOUT >>1;
1423     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1424     if(defaultStat & MS_RING_ON)
1425         args[1] = CLRDTR;
1426     else
1427         args[1] = SETDTR;
1428     args[2]=(DWORD) hcom;
1429
1430     trace("test_WaitRing timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1431
1432     ok(SetCommMask(hcom, EV_RING), "SetCommMask failed\n");
1433     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1434     ok(hComPortEvent != 0, "CreateEvent failed\n");
1435     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1436     ok(alarmThread !=0 , "CreateThread Failed\n");
1437
1438     ZeroMemory( &overlapped, sizeof(overlapped));
1439     overlapped.hEvent = hComPortEvent;
1440     before = GetTickCount();
1441     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1442     err = GetLastError();
1443     after = GetTickCount();
1444
1445     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1446     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1447     trace("overlapped WriteCommEvent returned.\n");
1448     if (!success && (err == ERROR_IO_PENDING))
1449         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1450                      "wait hComPortEvent failed\n");
1451     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1452     err = GetLastError();
1453     after1 = GetTickCount();
1454     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1455           success, err, evtmask, after-before, after1-before);
1456
1457     ok(evtmask & EV_RING, "Failed to detect  EV_RING: 0x%08lx, expected 0x%08x\n",
1458        evtmask, EV_CTS);
1459     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1460     if(defaultStat & MS_RING_ON)
1461         ok((evtmask & MS_RING_ON) == 0,"DTR didn't change state!\n");
1462     else
1463         ok((evtmask & MS_RING_ON), "DTR didn't change state!\n");
1464
1465     diff = after1 - before;
1466     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1467                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1468
1469     /*restore RTS Settings*/
1470     if(defaultStat & MS_RING_ON)
1471         args[1] = SETDTR;
1472     else
1473         args[1] = CLRDTR;
1474 }
1475 /*
1476  * Wait for a change in DCD
1477  * Needs Loopback from DTR to DCD
1478  */
1479 static void  test_WaitDcd(HANDLE hcom)
1480 {
1481     DCB dcb;
1482     OVERLAPPED overlapped;
1483     HANDLE hComPortEvent;
1484     HANDLE alarmThread;
1485     DWORD args[3], defaultStat;
1486     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1487
1488     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1489     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1490     {
1491         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1492         return;
1493     }
1494     args[0]= TIMEOUT >>1;
1495     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1496     if(defaultStat & MS_RLSD_ON)
1497         args[1] = CLRDTR;
1498     else
1499         args[1] = SETDTR;
1500     args[2]=(DWORD) hcom;
1501
1502     trace("test_WaitDcd timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1503
1504     ok(SetCommMask(hcom, EV_RLSD), "SetCommMask failed\n");
1505     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1506     ok(hComPortEvent != 0, "CreateEvent failed\n");
1507     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1508     ok(alarmThread !=0 , "CreateThread Failed\n");
1509
1510     ZeroMemory( &overlapped, sizeof(overlapped));
1511     overlapped.hEvent = hComPortEvent;
1512     before = GetTickCount();
1513     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1514     err = GetLastError();
1515     after = GetTickCount();
1516
1517     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1518     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1519     trace("overlapped WriteCommEvent returned.\n");
1520     if (!success && (err == ERROR_IO_PENDING))
1521         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1522                      "wait hComPortEvent failed\n");
1523     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1524     err = GetLastError();
1525     after1 = GetTickCount();
1526     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1527           success, err, evtmask, after-before, after1-before);
1528
1529     ok(evtmask & EV_RLSD, "Failed to detect  EV_RLSD: 0x%08lx, expected 0x%08x\n",
1530                  evtmask, EV_CTS);
1531     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1532     if(defaultStat & MS_RLSD_ON)
1533         ok((evtmask & MS_RLSD_ON) == 0,"DTR didn't change state!\n");
1534     else
1535         ok((evtmask & MS_RLSD_ON), "DTR didn't change state!\n");
1536
1537     diff = after1 - before;
1538     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1539                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1540
1541     /*restore RTS Settings*/
1542     if(defaultStat & MS_RLSD_ON)
1543         args[1] = SETDTR;
1544     else
1545         args[1] = CLRDTR;
1546 }
1547
1548 /*
1549    Set Break after timeout
1550 */
1551 static DWORD CALLBACK set_CommBreak(LPVOID arg)
1552 {
1553     DWORD *args = (DWORD *) arg;
1554     DWORD timeout = args[0];
1555     HANDLE hcom   = (HANDLE) args[1];
1556
1557     trace("SetCommBreak for handle %p after timeout %ld\n",
1558           hcom, timeout);
1559     Sleep(timeout);
1560     ok(SetCommBreak(hcom),"SetCommBreak %p failed\n", hcom);
1561     trace("SetCommBreak done\n");
1562     return 0;
1563 }
1564
1565 /*
1566    Wait for the Break condition (TX resp. RX active)
1567    Needs Loopback TX-RX
1568 */
1569 static void  test_WaitBreak(HANDLE hcom)
1570 {
1571     OVERLAPPED overlapped;
1572     HANDLE hComPortEvent;
1573     HANDLE alarmThread;
1574     DWORD args[2];
1575     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1576
1577     ok(SetCommMask(hcom, EV_BREAK), "SetCommMask failed\n");
1578     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1579     ok(hComPortEvent != 0, "CreateEvent failed\n");
1580
1581     trace("test_WaitBreak\n");
1582     args[0]= TIMEOUT >>1;
1583     args[1]=(DWORD) hcom;
1584     alarmThread = CreateThread(NULL, 0, set_CommBreak, (void *) &args, 0, &alarmThreadId);
1585     /* Wait a minimum to let the thread start up */
1586     Sleep(10);
1587     trace("Thread created\n");
1588     ok(alarmThread !=0 , "CreateThread Failed\n");
1589
1590     ZeroMemory( &overlapped, sizeof(overlapped));
1591     overlapped.hEvent = hComPortEvent;
1592     before = GetTickCount();
1593     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1594     err = GetLastError();
1595     after = GetTickCount();
1596
1597     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1598     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1599     trace("overlapped WriteCommEvent returned.\n");
1600
1601     if (!success && (err == ERROR_IO_PENDING))
1602         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1603            "wait hComPortEvent res 0x%08lx\n", GetLastError());
1604     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1605     err = GetLastError();
1606     after1 = GetTickCount();
1607     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1608           success, err, evtmask, after-before, after1-before);
1609
1610     ok(evtmask & EV_BREAK, "Failed to detect  EV_BREAK: 0x%08lx, expected 0x%08x\n",
1611        evtmask, EV_BREAK);
1612     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1613
1614     diff = after1 - before;
1615     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1616         "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1617
1618     ok(ClearCommBreak(hcom), "ClearCommBreak failed\n");
1619 }
1620
1621 START_TEST(comm)
1622 {
1623     HANDLE hcom;
1624     /* use variables and not #define to compile the code */
1625     BOOL loopback_txd_rxd  = LOOPBACK_TXD_RXD;
1626     BOOL loopback_rts_cts  = LOOPBACK_CTS_RTS;
1627     BOOL loopback_dtr_dsr  = LOOPBACK_DTR_DSR;
1628     BOOL loopback_dtr_ring = LOOPBACK_DTR_RING;
1629     BOOL loopback_dtr_dcd  = LOOPBACK_DTR_DCD;
1630
1631     test_BuildCommDCB();
1632     hcom = test_OpenComm(FALSE);
1633     if (hcom != INVALID_HANDLE_VALUE)
1634     {
1635         test_GetModemStatus(hcom);
1636         test_ReadTimeOut(hcom);
1637         test_waittxempty(hcom);
1638         CloseHandle(hcom);
1639     }
1640     hcom = test_OpenComm(FALSE);
1641     if (hcom != INVALID_HANDLE_VALUE)
1642     {
1643         Sleep(200); /* Give the laster character of test_waittxempty to drop into the receiver */
1644         test_ClearCommErrors(hcom);
1645         CloseHandle(hcom);
1646     }
1647     hcom = test_OpenComm(FALSE);
1648     if (hcom != INVALID_HANDLE_VALUE)
1649     {
1650         test_non_pending_errors(hcom);
1651         CloseHandle(hcom);
1652     }
1653     if((loopback_txd_rxd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1654     {
1655         test_LoopbackRead(hcom);
1656         CloseHandle(hcom);
1657     }
1658     if((loopback_rts_cts) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1659     {
1660         test_LoopbackCtsRts(hcom);
1661         CloseHandle(hcom);
1662     }
1663     if((loopback_dtr_dsr) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1664     {
1665         test_LoopbackDtrDsr(hcom);
1666         CloseHandle(hcom);
1667     }
1668     if((loopback_dtr_ring) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1669     {
1670         test_LoopbackDtrRing(hcom);
1671         CloseHandle(hcom);
1672     }
1673     if((loopback_dtr_dcd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1674     {
1675         test_LoopbackDtrDcd(hcom);
1676         CloseHandle(hcom);
1677     }
1678     if((loopback_txd_rxd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1679     {
1680         test_WaitRx(hcom);
1681         CloseHandle(hcom);
1682     }
1683     if((loopback_rts_cts) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1684     {
1685         test_WaitCts(hcom);
1686         CloseHandle(hcom);
1687     }
1688     if((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1689     {
1690         test_AbortWaitCts(hcom);
1691         CloseHandle(hcom);
1692     }
1693     if((loopback_dtr_dsr) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1694     {
1695         test_WaitDsr(hcom);
1696         CloseHandle(hcom);
1697     }
1698     if((loopback_dtr_ring) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1699     {
1700         test_WaitRing(hcom);
1701         CloseHandle(hcom);
1702     }
1703     if((loopback_dtr_dcd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1704     {
1705         test_WaitDcd(hcom);
1706         CloseHandle(hcom);
1707     }
1708     if(loopback_txd_rxd && (hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1709     {
1710         test_WaitBreak(hcom);
1711         CloseHandle(hcom);
1712     }
1713 }