rostests/winetests/kernel32/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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  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 , expected %d\n", written, sizeof(tbuf));
 769
 770     trace("WriteFile succeeded, took %ld ms to write %d Bytes at %ld Baud\n",
 771           after - before, sizeof(tbuf), 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, expected %d\n",
 849        written, sizeof(tbuf));
 850     diff = after -before;
 851
 852     /* make sure all bytes are written, so Readfile will succeed in one call*/
 853     ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
 854     before = GetTickCount();
 855     ok(evtmask == EV_TXEMPTY,
 856                  "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
 857                  evtmask, EV_TXEMPTY);
 858     trace("Write %ld ms WaitCommEvent EV_TXEMPTY %ld ms\n", diff, before- after);
 859
 860     read=0;
 861     ok(ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL), "Readfile failed\n");
 862     ok(read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d \"%s\"\n", read, sizeof(tbuf),rbuf);
 863
 864     /* Now do the same withe a slower Baud rate.
 865        As we request more characters then written, we will hit the timeout
 866     */
 867
 868     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 869     dcb.BaudRate = 9600;
 870     dcb.ByteSize = 8;
 871     dcb.Parity = NOPARITY;
 872     dcb.fRtsControl=RTS_CONTROL_ENABLE;
 873     dcb.fDtrControl=DTR_CONTROL_ENABLE;
 874     dcb.StopBits = ONESTOPBIT;
 875     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
 876
 877     ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
 878     ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
 879     ok(written == sizeof(tbuf),"WriteFile %ld bytes written, expected %d\n",
 880        written, sizeof(tbuf));
 881
 882     trace("WaitCommEventEV_RXCHAR\n");
 883     ok(WaitCommEvent(hcom, &evtmask, NULL), "WaitCommEvent failed\n");
 884     ok(evtmask == EV_RXCHAR, "WaitCommEvent: Unexpected EvtMask 0x%08lx, expected 0x%08x\n",
 885        evtmask, EV_RXCHAR);
 886
 887     before = GetTickCount();
 888     res = ReadFile(hcom, rbuf, sizeof(rbuf), &read, NULL);
 889     after = GetTickCount();
 890     ok(res, "Readfile failed\n");
 891     ok(read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d\n", read, sizeof(tbuf));
 892     diff = after - before;
 893     trace("Readfile for %d chars with %d avail took %ld ms\n",
 894           sizeof(rbuf), sizeof(tbuf), diff);
 895     ok( (diff > TIMEOUT - TIMEDELTA) && (diff < TIMEOUT + TIMEDELTA),
 896         "Timedout Wait took %ld ms, expected around %d\n", diff, TIMEOUT);
 897
 898     /* now do a plain read with slow speed
 899      * This will result in several low level reads and a timeout to happen
 900      */
 901     dcb.BaudRate = SLOWBAUD;
 902     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
 903     ok(WriteFile(hcom,tbuf,sizeof(tbuf),&written, NULL), "WriteFile failed\n");
 904     before = GetTickCount();
 905     read = 0;
 906     read1 =0;
 907     i=0;
 908     do
 909     {
 910         res = ReadFile(hcom, rbuf+read, sizeof(rbuf-read), &read1, NULL);
 911         ok(res, "Readfile failed\n");
 912         read += read1;
 913         i++;
 914     }
 915     while ((read < sizeof(tbuf)) && (i <10));
 916     after =  GetTickCount();
 917     ok( read == sizeof(tbuf),"ReadFile read %ld bytes, expected %d\n", read, sizeof(tbuf));
 918     trace("Plain Read for %d char at %d baud took %ld ms\n", sizeof(tbuf), SLOWBAUD, after-before);
 919
 920 }
 921
 922 static void test_LoopbackCtsRts(HANDLE hcom)
 923 {
 924     DWORD ModemStat, defaultStat;
 925     DCB dcb;
 926
 927     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 928     if (dcb.fRtsControl == RTS_CONTROL_HANDSHAKE)
 929     {
 930         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate RTS\n");
 931         return;
 932     }
 933     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
 934     /* XP returns some values in the low nibble, so mask them out*/
 935     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
 936     if(defaultStat & MS_CTS_ON)
 937     {
 938         ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
 939         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 940         ok ((ModemStat & MS_CTS_ON) == 0, "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
 941             ModemStat, (defaultStat & ~MS_CTS_ON));
 942         ok(EscapeCommFunction(hcom, SETRTS), "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);
 946     }
 947     else
 948     {
 949         ok(EscapeCommFunction(hcom, SETRTS), "EscapeCommFunction failed to set RTS\n");
 950         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 951         ok ((ModemStat & MS_CTS_ON) == MS_CTS_ON,
 952             "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
 953             ModemStat, (defaultStat | MS_CTS_ON));
 954         ok(EscapeCommFunction(hcom, CLRRTS), "EscapeCommFunction failed to clear RTS\n");
 955         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 956         ok (ModemStat ==  defaultStat, "Failed to restore CTS: 0x%04lx, expected 0x%04lx\n",
 957             ModemStat, defaultStat);
 958     }
 959 }
 960
 961 static void test_LoopbackDtrDcd(HANDLE hcom)
 962 {
 963     DWORD ModemStat, defaultStat;
 964     DCB dcb;
 965
 966     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
 967     if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
 968     {
 969         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
 970         return;
 971     }
 972     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
 973     /* XP returns some values in the low nibble, so mask them out*/
 974     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
 975     if(defaultStat & MS_RLSD_ON)
 976     {
 977         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
 978         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 979         ok ((ModemStat & MS_RLSD_ON) == 0, "RLSD didn't react: 0x%04lx,  expected 0x%04lx\n",
 980             ModemStat, (defaultStat & ~MS_RLSD_ON));
 981         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set 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);
 985     }
 986     else
 987     {
 988         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
 989         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 990         ok ((ModemStat & MS_RLSD_ON) == MS_RLSD_ON,
 991             "RLSD didn't react: 0x%04lx,  expected 0x%04lx\n",
 992             ModemStat, (defaultStat | MS_RLSD_ON));
 993         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
 994         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
 995         ok (ModemStat ==  defaultStat, "Failed to restore RLSD: 0x%04lx, expected 0x%04lx\n",
 996             ModemStat, defaultStat);
 997     }
 998 }
 999
1000 static void test_LoopbackDtrDsr(HANDLE hcom)
1001 {
1002     DWORD ModemStat, defaultStat;
1003     DCB dcb;
1004
1005     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1006     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1007     {
1008         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1009         return;
1010     }
1011     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1012     /* XP returns some values in the low nibble, so mask them out*/
1013     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1014     if(defaultStat & MS_DSR_ON)
1015     {
1016         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1017         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1018         ok ((ModemStat & MS_DSR_ON) == 0, "CTS didn't react: 0x%04lx,  expected 0x%04lx\n",
1019             ModemStat, (defaultStat & ~MS_DSR_ON));
1020         ok(EscapeCommFunction(hcom, SETDTR), "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);
1024     }
1025     else
1026     {
1027         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1028         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1029         ok ((ModemStat & MS_DSR_ON) == MS_DSR_ON,
1030             "CTS didn't react: 0x%04lx,expected 0x%04lx\n",
1031             ModemStat, (defaultStat | MS_DSR_ON));
1032         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1033         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1034         ok (ModemStat ==  defaultStat, "Failed to restore DSR: 0x%04lx, expected 0x%04lx\n",
1035             ModemStat, defaultStat);
1036     }
1037 }
1038
1039 static void test_LoopbackDtrRing(HANDLE hcom)
1040 {
1041     DWORD ModemStat, defaultStat;
1042     DCB dcb;
1043
1044     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1045     if (dcb.fDtrControl == DTR_CONTROL_HANDSHAKE)
1046     {
1047         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1048         return;
1049     }
1050     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1051     /* XP returns some values in the low nibble, so mask them out*/
1052     defaultStat &= MS_CTS_ON|MS_DSR_ON|MS_RING_ON|MS_RLSD_ON;
1053     if(defaultStat & MS_RING_ON)
1054     {
1055         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1056         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1057         ok ((ModemStat & MS_RING_ON) == 0, "RING didn't react: 0x%04lx,  expected 0x%04lx\n",
1058             ModemStat, (defaultStat & ~MS_RING_ON));
1059         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set 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);
1063     }
1064     else
1065     {
1066         ok(EscapeCommFunction(hcom, SETDTR), "EscapeCommFunction failed to set DTR\n");
1067         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1068         ok ((ModemStat & MS_RING_ON) == MS_RING_ON,
1069             "RING didn't react: 0x%04lx,expected 0x%04lx\n",
1070             ModemStat, (defaultStat | MS_RING_ON));
1071         ok(EscapeCommFunction(hcom, CLRDTR), "EscapeCommFunction failed to clear DTR\n");
1072         ok(GetCommModemStatus(hcom, &ModemStat), "GetCommModemStatus failed\n");
1073         ok (ModemStat ==  defaultStat, "Failed to restore RING: 0x%04lx, expected 0x%04lx\n",
1074             ModemStat, defaultStat);
1075     }
1076 }
1077
1078 /*
1079  * Set up a WaitCommEvent for anything in the receive buffer,
1080  * then write to TX to put a character
1081  * into the RX buffer
1082  * Need Loopback TX->RX
1083 */
1084
1085 static void  test_WaitRx(HANDLE hcom)
1086 {
1087     OVERLAPPED overlapped, overlapped_w;
1088     HANDLE hComPortEvent, hComWriteEvent;
1089     DWORD before, after, after1, diff, success_wait = FALSE, success_write;
1090     DWORD err_wait, err_write, written, evtmask=0;
1091
1092     ok(SetCommMask(hcom, EV_RXCHAR), "SetCommMask failed\n");
1093     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1094     ok(hComPortEvent != 0, "CreateEvent failed\n");
1095     ZeroMemory( &overlapped, sizeof(overlapped));
1096     overlapped.hEvent = hComPortEvent;
1097
1098     ok((hComWriteEvent =  CreateEvent( NULL, TRUE, FALSE, NULL )) !=0,
1099        "CreateEvent res 0x%08lx\n",
1100        GetLastError());
1101     ZeroMemory( &overlapped_w, sizeof(overlapped_w));
1102     overlapped_w.hEvent = hComWriteEvent;
1103
1104     before = GetTickCount();
1105     {success_wait = WaitCommEvent(hcom, &evtmask, &overlapped);}
1106     err_wait = GetLastError();
1107     after = GetTickCount();
1108     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success_wait, err_wait, evtmask);
1109     ok(success_wait || err_wait == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1110     trace("overlapped WriteCommEvent returned.\n");
1111
1112     success_write= WriteFile(hcom, "X", 1, &written, &overlapped_w);
1113     err_write = GetLastError();
1114     ok(success_write || err_write == ERROR_IO_PENDING,
1115        "overlapped WriteFile failed, err 0x%08lx\n",
1116        err_write);
1117
1118     if (!success_write && (err_write == ERROR_IO_PENDING)) {
1119       success_write = WaitForSingleObjectEx(hComWriteEvent, TIMEOUT, TRUE);
1120       err_write = GetLastError();
1121       ok(success_write == WAIT_OBJECT_0, "WaitForSingleObjectEx, res 0x%08lx, err 0x%08lx\n",
1122          success_write, err_write);
1123     }
1124     Sleep(TIMEOUT >>1);
1125     success_write = GetOverlappedResult(hcom, &overlapped_w, &written, FALSE);
1126     err_write = GetLastError();
1127
1128     trace("Write after Wait res 0x%08lx err 0x%08lx\n",success_write, err_write);
1129     ok(success_write && written ==1, "Write after Wait res 0x%08lx err 0x%08lx\n",
1130        success_write, err_write);
1131
1132     if (!success_wait && (err_wait == ERROR_IO_PENDING)) {
1133       success_wait = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1134       err_wait = GetLastError();
1135       ok(success_wait == WAIT_OBJECT_0, "wait hComPortEvent, res 0x%08lx, err 0x%08lx\n",
1136          success_wait, err_wait);
1137     }
1138     success_wait = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1139     err_wait = GetLastError();
1140     after1 = GetTickCount();
1141     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1142           success_wait, err_wait, evtmask, after-before, after1-before);
1143
1144     ok(evtmask & EV_RXCHAR, "Detect  EV_RXCHAR: 0x%08lx, expected 0x%08x\n",
1145        evtmask, EV_RXCHAR);
1146     diff = after1 - before;
1147     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1148         "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1149
1150 }
1151
1152 /* Change the controling line after the given timeout to the given state
1153    By the loopback, this should trigger the WaitCommEvent
1154 */
1155 static DWORD CALLBACK toggle_ctlLine(LPVOID arg)
1156 {
1157     DWORD *args = (DWORD *) arg;
1158     DWORD timeout = args[0];
1159     DWORD ctl     = args[1];
1160     HANDLE hcom   = (HANDLE) args[2];
1161     HANDLE hComPortEvent = (HANDLE) args[3];
1162     DWORD success, err;
1163
1164     trace("toggle_ctlLine timeout %ld clt 0x%08lx handle 0x%08lx\n",
1165           args[0], args[1], args[2]);
1166     Sleep(timeout);
1167     ok(EscapeCommFunction(hcom, ctl),"EscapeCommFunction 0x%08lx failed\n", ctl);
1168     trace("toggle_ctline done\n");
1169     success = WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE);
1170     err = GetLastError();
1171     trace("toggle_ctline WaitForSingleObjectEx res 0x%08lx err 0x%08lx\n",
1172           success, err);
1173     return 0;
1174 }
1175
1176 /*
1177  * Wait for a change in CTS
1178  * Needs Loopback from DTR to CTS
1179  */
1180 static void  test_WaitCts(HANDLE hcom)
1181 {
1182     DCB dcb;
1183     OVERLAPPED overlapped;
1184     HANDLE hComPortEvent;
1185     HANDLE alarmThread;
1186     DWORD args[4], defaultStat;
1187     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1188
1189     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1190     dcb.fRtsControl=RTS_CONTROL_ENABLE;
1191     dcb.fDtrControl=DTR_CONTROL_ENABLE;
1192     ok(SetCommState(hcom, &dcb), "SetCommState failed\n");
1193     if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1194     {
1195         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1196         return;
1197     }
1198     args[0]= TIMEOUT >>1;
1199     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1200     if(defaultStat & MS_CTS_ON)
1201         args[1] = CLRRTS;
1202     else
1203         args[1] = SETRTS;
1204     args[2]=(DWORD) hcom;
1205
1206     trace("test_WaitCts timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1207
1208     ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1209     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1210     ok(hComPortEvent != 0, "CreateEvent failed\n");
1211     args[3] = (DWORD) hComPortEvent;
1212     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1213     /* Wait a minimum to let the thread start up */
1214     Sleep(10);
1215     trace("Thread created\n");
1216     ok(alarmThread !=0 , "CreateThread Failed\n");
1217
1218     ZeroMemory( &overlapped, sizeof(overlapped));
1219     overlapped.hEvent = hComPortEvent;
1220     before = GetTickCount();
1221     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1222     err = GetLastError();
1223     after = GetTickCount();
1224
1225     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1226     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1227     trace("overlapped WriteCommEvent returned.\n");
1228     if (!success && (err == ERROR_IO_PENDING))
1229         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1230                      "WaitCts hComPortEvent failed\n");
1231     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1232     err = GetLastError();
1233     after1 = GetTickCount();
1234     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1235           success, err, evtmask, after-before, after1-before);
1236
1237     ok(evtmask & EV_CTS, "Failed to detect  EV_CTS: 0x%08lx, expected 0x%08x\n",
1238                  evtmask, EV_CTS);
1239     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1240     if(defaultStat & MS_CTS_ON)
1241         ok((evtmask & MS_CTS_ON) == 0,"CTS didn't change state!\n");
1242     else
1243         ok((evtmask & MS_CTS_ON), "CTS didn't change state!\n");
1244
1245     diff = after1 - before;
1246     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1247                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1248
1249     /*restore RTS Settings*/
1250     if(defaultStat & MS_CTS_ON)
1251         args[1] = SETRTS;
1252     else
1253         args[1] = CLRRTS;
1254 }
1255
1256 /* Change the  Comm Mask while a Wait is going on
1257    WaitCommevent should return with a EVTMASK set to zero
1258 */
1259 static DWORD CALLBACK reset_CommMask(LPVOID arg)
1260 {
1261     DWORD *args = (DWORD *) arg;
1262     DWORD timeout = args[0];
1263     HANDLE hcom   = (HANDLE) args[1];
1264
1265     trace(" Changing CommMask on the fly for handle %p after timeout %ld\n",
1266           hcom, timeout);
1267     Sleep(timeout);
1268     ok(SetCommMask(hcom, 0),"SetCommMask %p failed\n", hcom);
1269     trace("SetCommMask changed\n");
1270     return 0;
1271 }
1272
1273 /* Set up a Wait for a change on CTS. We don't toggle any line, but we
1274    reset the CommMask and expect the wait to return with a mask of 0
1275    No special port connections needed
1276 */
1277 static void  test_AbortWaitCts(HANDLE hcom)
1278 {
1279     DCB dcb;
1280     OVERLAPPED overlapped;
1281     HANDLE hComPortEvent;
1282     HANDLE alarmThread;
1283     DWORD args[2];
1284     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1285
1286     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1287     if (dcb.fDtrControl == RTS_CONTROL_DISABLE)
1288     {
1289         trace("RTS_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1290         return;
1291     }
1292     args[0]= TIMEOUT >>1;
1293     args[1]=(DWORD) hcom;
1294
1295     trace("test_AbortWaitCts timeout %ld handle 0x%08lx\n",args[0], args[1]);
1296
1297     ok(SetCommMask(hcom, EV_CTS), "SetCommMask failed\n");
1298     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1299     ok(hComPortEvent != 0, "CreateEvent failed\n");
1300     alarmThread = CreateThread(NULL, 0, reset_CommMask, (void *) &args, 0, &alarmThreadId);
1301     /* Wait a minimum to let the thread start up */
1302     Sleep(10);
1303     trace("Thread created\n");
1304     ok(alarmThread !=0 , "CreateThread Failed\n");
1305
1306     ZeroMemory( &overlapped, sizeof(overlapped));
1307     overlapped.hEvent = hComPortEvent;
1308     before = GetTickCount();
1309     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1310     err = GetLastError();
1311     after = GetTickCount();
1312
1313     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1314     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1315     trace("overlapped WriteCommEvent returned.\n");
1316     if (!success && (err == ERROR_IO_PENDING))
1317         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1318                      "AbortWaitCts hComPortEvent failed\n");
1319     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1320     err = GetLastError();
1321     after1 = GetTickCount();
1322     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1323           success, err, evtmask, after-before, after1-before);
1324
1325     ok(evtmask == 0, "Incorect EventMask 0x%08lx returned on Wait aborted bu SetCommMask, expected 0x%08x\n",
1326                  evtmask, 0);
1327     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1328     diff = after1 - before;
1329     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1330                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1331
1332 }
1333
1334 /*
1335  * Wait for a change in DSR
1336  * Needs Loopback from DTR to DSR
1337  */
1338 static void  test_WaitDsr(HANDLE hcom)
1339 {
1340     DCB dcb;
1341     OVERLAPPED overlapped;
1342     HANDLE hComPortEvent;
1343     HANDLE alarmThread;
1344     DWORD args[3], defaultStat;
1345     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1346
1347     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1348     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1349     {
1350         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1351         return;
1352     }
1353     args[0]= TIMEOUT >>1;
1354     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1355     if(defaultStat & MS_DSR_ON)
1356         args[1] = CLRDTR;
1357     else
1358         args[1] = SETDTR;
1359     args[2]=(DWORD) hcom;
1360
1361     trace("test_WaitDsr timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1362
1363     ok(SetCommMask(hcom, EV_DSR), "SetCommMask failed\n");
1364     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1365     ok(hComPortEvent != 0, "CreateEvent failed\n");
1366     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1367     ok(alarmThread !=0 , "CreateThread Failed\n");
1368
1369     ZeroMemory( &overlapped, sizeof(overlapped));
1370     overlapped.hEvent = hComPortEvent;
1371     before = GetTickCount();
1372     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1373     err = GetLastError();
1374     after = GetTickCount();
1375
1376     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1377     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1378     trace("overlapped WriteCommEvent returned.\n");
1379     if (!success && (err == ERROR_IO_PENDING))
1380         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1381                      "wait hComPortEvent failed\n");
1382     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1383     err = GetLastError();
1384     after1 = GetTickCount();
1385     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1386           success, err, evtmask, after-before, after1-before);
1387
1388     ok(evtmask & EV_DSR, "Failed to detect  EV_DSR: 0x%08lx, expected 0x%08x\n",
1389                  evtmask, EV_DSR);
1390     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1391     if(defaultStat & MS_DSR_ON)
1392         ok((evtmask & MS_DSR_ON) == 0,"DTR didn't change state!\n");
1393     else
1394         ok((evtmask & MS_DSR_ON), "DTR didn't change state!\n");
1395
1396     diff = after1 - before;
1397     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1398                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1399
1400     /*restore RTS Settings*/
1401     if(defaultStat & MS_DSR_ON)
1402         args[1] = SETDTR;
1403     else
1404         args[1] = CLRDTR;
1405 }
1406
1407 /*
1408  * Wait for a Ring
1409  * Needs Loopback from DTR to RING
1410  */
1411 static void  test_WaitRing(HANDLE hcom)
1412 {
1413     DCB dcb;
1414     OVERLAPPED overlapped;
1415     HANDLE hComPortEvent;
1416     HANDLE alarmThread;
1417     DWORD args[3], defaultStat;
1418     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1419
1420     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1421     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1422     {
1423         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1424         return;
1425     }
1426     args[0]= TIMEOUT >>1;
1427     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1428     if(defaultStat & MS_RING_ON)
1429         args[1] = CLRDTR;
1430     else
1431         args[1] = SETDTR;
1432     args[2]=(DWORD) hcom;
1433
1434     trace("test_WaitRing timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1435
1436     ok(SetCommMask(hcom, EV_RING), "SetCommMask failed\n");
1437     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1438     ok(hComPortEvent != 0, "CreateEvent failed\n");
1439     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1440     ok(alarmThread !=0 , "CreateThread Failed\n");
1441
1442     ZeroMemory( &overlapped, sizeof(overlapped));
1443     overlapped.hEvent = hComPortEvent;
1444     before = GetTickCount();
1445     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1446     err = GetLastError();
1447     after = GetTickCount();
1448
1449     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1450     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1451     trace("overlapped WriteCommEvent returned.\n");
1452     if (!success && (err == ERROR_IO_PENDING))
1453         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1454                      "wait hComPortEvent failed\n");
1455     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1456     err = GetLastError();
1457     after1 = GetTickCount();
1458     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1459           success, err, evtmask, after-before, after1-before);
1460
1461     ok(evtmask & EV_RING, "Failed to detect  EV_RING: 0x%08lx, expected 0x%08x\n",
1462        evtmask, EV_CTS);
1463     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1464     if(defaultStat & MS_RING_ON)
1465         ok((evtmask & MS_RING_ON) == 0,"DTR didn't change state!\n");
1466     else
1467         ok((evtmask & MS_RING_ON), "DTR didn't change state!\n");
1468
1469     diff = after1 - before;
1470     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1471                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1472
1473     /*restore RTS Settings*/
1474     if(defaultStat & MS_RING_ON)
1475         args[1] = SETDTR;
1476     else
1477         args[1] = CLRDTR;
1478 }
1479 /*
1480  * Wait for a change in DCD
1481  * Needs Loopback from DTR to DCD
1482  */
1483 static void  test_WaitDcd(HANDLE hcom)
1484 {
1485     DCB dcb;
1486     OVERLAPPED overlapped;
1487     HANDLE hComPortEvent;
1488     HANDLE alarmThread;
1489     DWORD args[3], defaultStat;
1490     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1491
1492     ok(GetCommState(hcom, &dcb), "GetCommState failed\n");
1493     if (dcb.fDtrControl == DTR_CONTROL_DISABLE)
1494     {
1495         trace("DTR_CONTROL_HANDSHAKE is set, so don't manipulate DTR\n");
1496         return;
1497     }
1498     args[0]= TIMEOUT >>1;
1499     ok(GetCommModemStatus(hcom, &defaultStat), "GetCommModemStatus failed\n");
1500     if(defaultStat & MS_RLSD_ON)
1501         args[1] = CLRDTR;
1502     else
1503         args[1] = SETDTR;
1504     args[2]=(DWORD) hcom;
1505
1506     trace("test_WaitDcd timeout %ld clt 0x%08lx handle 0x%08lx\n",args[0], args[1], args[2]);
1507
1508     ok(SetCommMask(hcom, EV_RLSD), "SetCommMask failed\n");
1509     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1510     ok(hComPortEvent != 0, "CreateEvent failed\n");
1511     alarmThread = CreateThread(NULL, 0, toggle_ctlLine, (void *) &args, 0, &alarmThreadId);
1512     ok(alarmThread !=0 , "CreateThread Failed\n");
1513
1514     ZeroMemory( &overlapped, sizeof(overlapped));
1515     overlapped.hEvent = hComPortEvent;
1516     before = GetTickCount();
1517     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1518     err = GetLastError();
1519     after = GetTickCount();
1520
1521     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1522     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1523     trace("overlapped WriteCommEvent returned.\n");
1524     if (!success && (err == ERROR_IO_PENDING))
1525         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1526                      "wait hComPortEvent failed\n");
1527     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1528     err = GetLastError();
1529     after1 = GetTickCount();
1530     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1531           success, err, evtmask, after-before, after1-before);
1532
1533     ok(evtmask & EV_RLSD, "Failed to detect  EV_RLSD: 0x%08lx, expected 0x%08x\n",
1534                  evtmask, EV_CTS);
1535     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1536     if(defaultStat & MS_RLSD_ON)
1537         ok((evtmask & MS_RLSD_ON) == 0,"DTR didn't change state!\n");
1538     else
1539         ok((evtmask & MS_RLSD_ON), "DTR didn't change state!\n");
1540
1541     diff = after1 - before;
1542     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1543                   "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1544
1545     /*restore RTS Settings*/
1546     if(defaultStat & MS_RLSD_ON)
1547         args[1] = SETDTR;
1548     else
1549         args[1] = CLRDTR;
1550 }
1551
1552 /*
1553    Set Break after timeout
1554 */
1555 static DWORD CALLBACK set_CommBreak(LPVOID arg)
1556 {
1557     DWORD *args = (DWORD *) arg;
1558     DWORD timeout = args[0];
1559     HANDLE hcom   = (HANDLE) args[1];
1560
1561     trace("SetCommBreak for handle %p after timeout %ld\n",
1562           hcom, timeout);
1563     Sleep(timeout);
1564     ok(SetCommBreak(hcom),"SetCommBreak %p failed\n", hcom);
1565     trace("SetCommBreak done\n");
1566     return 0;
1567 }
1568
1569 /*
1570    Wait for the Break condition (TX resp. RX active)
1571    Needs Loopback TX-RX
1572 */
1573 static void  test_WaitBreak(HANDLE hcom)
1574 {
1575     OVERLAPPED overlapped;
1576     HANDLE hComPortEvent;
1577     HANDLE alarmThread;
1578     DWORD args[2];
1579     DWORD alarmThreadId, before, after, after1, diff, success, err, written, evtmask=0;
1580
1581     ok(SetCommMask(hcom, EV_BREAK), "SetCommMask failed\n");
1582     hComPortEvent =  CreateEvent( NULL, TRUE, FALSE, NULL );
1583     ok(hComPortEvent != 0, "CreateEvent failed\n");
1584
1585     trace("test_WaitBreak\n");
1586     args[0]= TIMEOUT >>1;
1587     args[1]=(DWORD) hcom;
1588     alarmThread = CreateThread(NULL, 0, set_CommBreak, (void *) &args, 0, &alarmThreadId);
1589     /* Wait a minimum to let the thread start up */
1590     Sleep(10);
1591     trace("Thread created\n");
1592     ok(alarmThread !=0 , "CreateThread Failed\n");
1593
1594     ZeroMemory( &overlapped, sizeof(overlapped));
1595     overlapped.hEvent = hComPortEvent;
1596     before = GetTickCount();
1597     success = WaitCommEvent(hcom, &evtmask, &overlapped);
1598     err = GetLastError();
1599     after = GetTickCount();
1600
1601     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx\n", success, err, evtmask);
1602     ok(success || err == ERROR_IO_PENDING, "overlapped WaitCommEvent failed\n");
1603     trace("overlapped WriteCommEvent returned.\n");
1604
1605     if (!success && (err == ERROR_IO_PENDING))
1606         ok(WaitForSingleObjectEx(hComPortEvent, TIMEOUT, TRUE) == 0,
1607            "wait hComPortEvent res 0x%08lx\n", GetLastError());
1608     success = GetOverlappedResult(hcom, &overlapped, &written, FALSE);
1609     err = GetLastError();
1610     after1 = GetTickCount();
1611     trace("Success 0x%08lx err 0x%08lx evtmask 0x%08lx diff1 %ld, diff2 %ld\n",
1612           success, err, evtmask, after-before, after1-before);
1613
1614     ok(evtmask & EV_BREAK, "Failed to detect  EV_BREAK: 0x%08lx, expected 0x%08x\n",
1615        evtmask, EV_BREAK);
1616     ok(GetCommModemStatus(hcom, &evtmask), "GetCommModemStatus failed\n");
1617
1618     diff = after1 - before;
1619     ok ((diff > (TIMEOUT>>1) -TIMEDELTA) && (diff < (TIMEOUT>>1) + TIMEDELTA),
1620         "Unexpected time %ld, expected around %d\n", diff, TIMEOUT>>1);
1621
1622     ok(ClearCommBreak(hcom), "ClearCommBreak failed\n");
1623 }
1624
1625 START_TEST(comm)
1626 {
1627     HANDLE hcom;
1628     /* use variables and not #define to compile the code */
1629     BOOL loopback_txd_rxd  = LOOPBACK_TXD_RXD;
1630     BOOL loopback_rts_cts  = LOOPBACK_CTS_RTS;
1631     BOOL loopback_dtr_dsr  = LOOPBACK_DTR_DSR;
1632     BOOL loopback_dtr_ring = LOOPBACK_DTR_RING;
1633     BOOL loopback_dtr_dcd  = LOOPBACK_DTR_DCD;
1634
1635     test_BuildCommDCB();
1636     hcom = test_OpenComm(FALSE);
1637     if (hcom != INVALID_HANDLE_VALUE)
1638     {
1639         test_GetModemStatus(hcom);
1640         test_ReadTimeOut(hcom);
1641         test_waittxempty(hcom);
1642         CloseHandle(hcom);
1643     }
1644     hcom = test_OpenComm(FALSE);
1645     if (hcom != INVALID_HANDLE_VALUE)
1646     {
1647         Sleep(200); /* Give the laster character of test_waittxempty to drop into the receiver */
1648         test_ClearCommErrors(hcom);
1649         CloseHandle(hcom);
1650     }
1651     hcom = test_OpenComm(FALSE);
1652     if (hcom != INVALID_HANDLE_VALUE)
1653     {
1654         test_non_pending_errors(hcom);
1655         CloseHandle(hcom);
1656     }
1657     if((loopback_txd_rxd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1658     {
1659         test_LoopbackRead(hcom);
1660         CloseHandle(hcom);
1661     }
1662     if((loopback_rts_cts) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1663     {
1664         test_LoopbackCtsRts(hcom);
1665         CloseHandle(hcom);
1666     }
1667     if((loopback_dtr_dsr) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1668     {
1669         test_LoopbackDtrDsr(hcom);
1670         CloseHandle(hcom);
1671     }
1672     if((loopback_dtr_ring) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1673     {
1674         test_LoopbackDtrRing(hcom);
1675         CloseHandle(hcom);
1676     }
1677     if((loopback_dtr_dcd) && ((hcom = test_OpenComm(FALSE))!=INVALID_HANDLE_VALUE))
1678     {
1679         test_LoopbackDtrDcd(hcom);
1680         CloseHandle(hcom);
1681     }
1682     if((loopback_txd_rxd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1683     {
1684         test_WaitRx(hcom);
1685         CloseHandle(hcom);
1686     }
1687     if((loopback_rts_cts) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1688     {
1689         test_WaitCts(hcom);
1690         CloseHandle(hcom);
1691     }
1692     if((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1693     {
1694         test_AbortWaitCts(hcom);
1695         CloseHandle(hcom);
1696     }
1697     if((loopback_dtr_dsr) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1698     {
1699         test_WaitDsr(hcom);
1700         CloseHandle(hcom);
1701     }
1702     if((loopback_dtr_ring) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1703     {
1704         test_WaitRing(hcom);
1705         CloseHandle(hcom);
1706     }
1707     if((loopback_dtr_dcd) && ((hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE))
1708     {
1709         test_WaitDcd(hcom);
1710         CloseHandle(hcom);
1711     }
1712     if(loopback_txd_rxd && (hcom = test_OpenComm(TRUE))!=INVALID_HANDLE_VALUE)
1713     {
1714         test_WaitBreak(hcom);
1715         CloseHandle(hcom);
1716     }
1717 }