author | Claus Gittinger <cg@exept.de> |
Mon, 21 Jan 2008 13:43:07 +0100 | |
changeset 1923 | 6380ea5d7385 |
parent 1903 | d62268dffe6b |
child 2020 | f47ac2710db3 |
permissions | -rw-r--r-- |
1593 | 1 |
" |
2 |
COPYRIGHT (c) 2006 by eXept Software AG |
|
3 |
All Rights Reserved |
|
4 |
||
5 |
This software is furnished under a license and may be used |
|
6 |
only in accordance with the terms of that license and with the |
|
7 |
inclusion of the above copyright notice. This software may not |
|
8 |
be provided or otherwise made available to, or used by, any |
|
9 |
other person. No title to or ownership of the software is |
|
10 |
hereby transferred. |
|
11 |
" |
|
12 |
"{ Package: 'stx:libbasic2' }" |
|
13 |
||
14 |
NonPositionableExternalStream subclass:#SerialPort |
|
1595 | 15 |
instanceVariableNames:'portName baudRate stopBitsType parityType dataBits inFlowCtrlType |
16 |
outFlowCtrlType xOnChar xOffChar' |
|
1593 | 17 |
classVariableNames:'DefaultPortName' |
18 |
poolDictionaries:'' |
|
19 |
category:'Streams-External' |
|
20 |
! |
|
21 |
||
22 |
!SerialPort primitiveDefinitions! |
|
23 |
%{ |
|
24 |
||
25 |
#include "stxOSDefs.h" |
|
26 |
||
27 |
#ifdef WIN32 |
|
28 |
||
29 |
# undef __BEGIN_INTERRUPTABLE__ |
|
30 |
# undef __END_INTERRUPTABLE__ |
|
31 |
# define __BEGIN_INTERRUPTABLE__ .. |
|
32 |
# define __END_INTERRUPTABLE__ .. |
|
33 |
||
34 |
# define WRAP_STDIO |
|
35 |
||
36 |
# define PORT_FROM_FD(fd) (_get_osfhandle(fd)) |
|
37 |
# define closePort(port) closeHandle(port) |
|
38 |
# define SERIALPORT HANDLE |
|
39 |
||
40 |
#else /* not WIN32 */ |
|
41 |
||
42 |
# define PORT_FROM_FD(fd) (fd) |
|
43 |
# define closePort(port) close(port) |
|
44 |
# define SERIALPORT int |
|
45 |
||
46 |
#endif /* WIN32 */ |
|
47 |
||
48 |
# define PORT_FROM_FILE(f) (PORT_FROM_FD(fileno(f))) |
|
49 |
# define PORT_FROM_FILE_OBJECT(f) (PORT_FROM_FILE(__FILEVal(f))) |
|
50 |
||
51 |
#include <stdio.h> |
|
52 |
#include <errno.h> |
|
53 |
||
54 |
/* |
|
55 |
* on some systems errno is a macro ... check for it here |
|
56 |
*/ |
|
57 |
#ifndef errno |
|
58 |
extern errno; |
|
59 |
#endif |
|
60 |
||
61 |
#ifdef USE_H_ERRNO |
|
62 |
# ifndef h_errno |
|
63 |
extern h_errno; |
|
64 |
# endif |
|
65 |
#endif |
|
66 |
||
67 |
#ifdef DEBUG |
|
1839 | 68 |
# define DBGPRINTF(x) { if (__debugging__) console_printf x; } |
1593 | 69 |
#else |
70 |
# define DBGPRINTF(x) /* as nothing */ |
|
71 |
#endif |
|
72 |
||
73 |
#ifndef TRUE |
|
74 |
# define TRUE 1 |
|
75 |
#endif |
|
76 |
#ifndef FALSE |
|
77 |
# define FALSE 0 |
|
78 |
#endif |
|
79 |
#ifndef WIN32 |
|
80 |
typedef int BOOL; |
|
81 |
#endif |
|
82 |
||
83 |
||
84 |
%} |
|
85 |
! ! |
|
86 |
||
87 |
!SerialPort primitiveVariables! |
|
88 |
%{ |
|
89 |
static int __debugging__ = 0; |
|
90 |
%} |
|
91 |
! ! |
|
92 |
||
93 |
!SerialPort class methodsFor:'documentation'! |
|
94 |
||
95 |
copyright |
|
96 |
" |
|
97 |
COPYRIGHT (c) 2006 by eXept Software AG |
|
98 |
All Rights Reserved |
|
99 |
||
100 |
This software is furnished under a license and may be used |
|
101 |
only in accordance with the terms of that license and with the |
|
102 |
inclusion of the above copyright notice. This software may not |
|
103 |
be provided or otherwise made available to, or used by, any |
|
104 |
other person. No title to or ownership of the software is |
|
105 |
hereby transferred. |
|
106 |
" |
|
107 |
! |
|
108 |
||
109 |
documentation |
|
110 |
" |
|
1598 | 111 |
This class provides access to serial ports. |
112 |
||
113 |
Arguments/Parameters/Instvars: |
|
114 |
||
115 |
portName String device name |
|
116 |
WIN32: COM0, COM1, ... |
|
117 |
Unix: /dev/cua0, ... |
|
118 |
||
119 |
||
120 |
baudRate Integer 9600, 19200, ... |
|
121 |
stopBitsType Symbol #stop1, #stop1_5 or #stop2 |
|
122 |
parityType Symbol #odd, #even or #none |
|
123 |
dataBits Integer 5, 6, 7, 8 |
|
1599 | 124 |
inFlowCtrlType Symbol #xOnOff, #hardware or #none |
125 |
outFlowCtrlType Symbol #xOnOff, #hardware or #none |
|
1598 | 126 |
xOnChar Integer | Character |
127 |
xOffChar' Integer | Character |
|
1593 | 128 |
" |
129 |
! |
|
130 |
||
131 |
examples |
|
132 |
" |
|
133 |
example (get help info from an nntp server): |
|
1598 | 134 |
[exBegin] |
1595 | 135 |
|serialPort| |
136 |
||
137 |
serialPort := SerialPort new setPortName:(SerialPort defaultPortName). |
|
138 |
serialPort open. |
|
139 |
serialPort close. |
|
1598 | 140 |
[exEnd] |
1596 | 141 |
|
1598 | 142 |
[exBegin] |
1596 | 143 |
|serialPort| |
144 |
||
145 |
serialPort := SerialPort new setPortName:'COM5'. |
|
146 |
serialPort open. |
|
147 |
serialPort nextPutAll:'hello world'. |
|
148 |
serialPort cr. |
|
149 |
serialPort close. |
|
1598 | 150 |
[exEnd] |
1597 | 151 |
|
1598 | 152 |
[exBegin] |
1597 | 153 |
|serialPort| |
154 |
||
155 |
serialPort := SerialPort new setPortName:'COM5'. |
|
156 |
serialPort open. |
|
157 |
Transcript showCR:(serialPort nextAvailable:100). |
|
158 |
serialPort close. |
|
1598 | 159 |
[exEnd] |
1593 | 160 |
" |
161 |
! ! |
|
162 |
||
1595 | 163 |
!SerialPort class methodsFor:'instance creation'! |
1593 | 164 |
|
1595 | 165 |
new |
166 |
"create a serial port" |
|
1593 | 167 |
|
1595 | 168 |
^ super new buffered:false |
169 |
! |
|
1593 | 170 |
|
171 |
portName:portName |
|
172 |
baudRate:baudRateOrNil stopBitsType:stopBitsTypeOrNil |
|
173 |
parityType:parityTypeOrNil dataBits:dataBitsOrNil |
|
174 |
inFlowCtrlType:inFlowCtrlTypeOrNil outFlowCtrlType:outFlowCtrlTypeOrNil |
|
175 |
xOnChar:xOnCharOrNil xOffChar:xOffCharOrNil |
|
176 |
||
177 |
"arguments are self describing; nil values mean: leave setting as is" |
|
178 |
||
1599 | 179 |
^ self new |
1593 | 180 |
setPortName:portName |
181 |
baudRate:baudRateOrNil stopBitsType:stopBitsTypeOrNil |
|
182 |
parityType:parityTypeOrNil dataBits:dataBitsOrNil |
|
183 |
inFlowCtrlType:inFlowCtrlTypeOrNil outFlowCtrlType:outFlowCtrlTypeOrNil |
|
1599 | 184 |
xOnChar:xOnCharOrNil xOffChar:xOffCharOrNil |
1593 | 185 |
! ! |
186 |
||
187 |
!SerialPort class methodsFor:'debugging'! |
|
188 |
||
189 |
debug:aBoolean |
|
190 |
"turn on/off internal debugprints. |
|
191 |
This method is for ST/X debugging only and |
|
192 |
may be removed in later versions" |
|
193 |
||
194 |
%{ /* NOCONTEXT */ |
|
195 |
||
196 |
__debugging__ = (aBoolean == true); |
|
197 |
%} |
|
198 |
" |
|
199 |
SerialPort debug:true |
|
200 |
SerialPort debug:false |
|
201 |
" |
|
202 |
! ! |
|
203 |
||
1595 | 204 |
!SerialPort class methodsFor:'defaults'! |
205 |
||
206 |
defaultPortName |
|
207 |
DefaultPortName notNil ifTrue:[^ DefaultPortName ]. |
|
208 |
||
209 |
OperatingSystem isMSDOSlike ifTrue:[ |
|
1596 | 210 |
^ 'COM0' |
1595 | 211 |
]. |
212 |
^ '/dev/cua0' |
|
213 |
! ! |
|
214 |
||
1593 | 215 |
!SerialPort methodsFor:'accessing'! |
216 |
||
1595 | 217 |
setBaudRate:baudRateOrNil |
218 |
baudRate := baudRateOrNil. |
|
219 |
! |
|
220 |
||
1598 | 221 |
setDataBits:dataBitsOrNil |
222 |
dataBits := dataBitsOrNil. |
|
223 |
! |
|
224 |
||
225 |
setParityType:parityTypeOrNil |
|
226 |
parityType := parityTypeOrNil. |
|
227 |
! |
|
228 |
||
1595 | 229 |
setPortName:portNameArg |
230 |
portName := portNameArg. |
|
231 |
! |
|
232 |
||
1593 | 233 |
setPortName:portNameArg |
234 |
baudRate:baudRateOrNil stopBitsType:stopBitsTypeOrNil |
|
235 |
parityType:parityTypeOrNil dataBits:dataBitsOrNil |
|
236 |
inFlowCtrlType:inFlowCtrlTypeOrNil outFlowCtrlType:outFlowCtrlTypeOrNil |
|
237 |
xOnChar:xOnCharOrNil xOffChar:xOffCharOrNil |
|
238 |
||
239 |
portName := portNameArg. |
|
240 |
baudRate := baudRateOrNil. |
|
241 |
stopBitsType := stopBitsTypeOrNil. |
|
242 |
parityType := parityTypeOrNil. |
|
243 |
dataBits := dataBitsOrNil. |
|
244 |
inFlowCtrlType := inFlowCtrlTypeOrNil. |
|
245 |
outFlowCtrlType := outFlowCtrlTypeOrNil. |
|
246 |
xOnChar := xOnCharOrNil. |
|
247 |
xOffChar := xOffCharOrNil. |
|
1846 | 248 |
! |
249 |
||
250 |
setStopBitsType:stopBitsTypeOrNil |
|
251 |
stopBitsType := stopBitsTypeOrNil. |
|
1593 | 252 |
! ! |
253 |
||
1595 | 254 |
!SerialPort methodsFor:'low level'! |
255 |
||
256 |
baudRate:newRate |
|
1598 | 257 |
filePointer isNil ifTrue:[ |
258 |
"not open" |
|
259 |
baudRate := newRate. |
|
260 |
^ self |
|
261 |
]. |
|
1595 | 262 |
%{ |
263 |
OBJ fp; |
|
264 |
||
265 |
fp = __INST(filePointer); |
|
1598 | 266 |
if (__isSmallInteger(newRate)) { |
1595 | 267 |
SERIALPORT port; |
268 |
int ret; |
|
269 |
||
270 |
port = PORT_FROM_FILE_OBJECT(fp); |
|
271 |
#ifdef WIN32 |
|
272 |
{ |
|
273 |
DCB dcb; |
|
274 |
||
275 |
ZeroMemory(&dcb, sizeof(dcb)); |
|
276 |
dcb.DCBlength = sizeof(dcb); |
|
277 |
GetCommState(port, &dcb); |
|
278 |
||
279 |
dcb.BaudRate = __intVal(newRate); |
|
280 |
||
281 |
if (! SetCommState(port, &dcb)) { |
|
282 |
RETURN(false); |
|
283 |
} |
|
1598 | 284 |
__INST(baudRate) = newRate; |
1595 | 285 |
RETURN(true); |
286 |
} |
|
287 |
# else /* ! WIN32 */ |
|
288 |
/* add code for unix ioctl here ... */ |
|
289 |
# endif /* WIN32 */ |
|
290 |
} |
|
291 |
%}. |
|
292 |
self primitiveFailed. |
|
293 |
! ! |
|
294 |
||
1593 | 295 |
!SerialPort protectedMethodsFor:'low level'! |
296 |
||
297 |
closeFile |
|
298 |
"low level close" |
|
299 |
||
300 |
%{ |
|
301 |
OBJ t; |
|
302 |
||
303 |
t = __INST(filePointer); |
|
304 |
if (t != nil) { |
|
305 |
FILE *fp; |
|
306 |
SERIALPORT port; |
|
307 |
||
308 |
__INST(filePointer) = nil; |
|
309 |
fp = __FILEVal(t); |
|
310 |
port = PORT_FROM_FILE(fp); |
|
311 |
||
312 |
# ifdef xxDO_WRAP_CALLS |
|
313 |
{ int ret; |
|
314 |
||
315 |
do { |
|
316 |
__threadErrno = 0; |
|
317 |
ret = STX_C_CALL1("fclose", fclose, fp); |
|
318 |
} while ((ret < 0) && (__threadErrno == EINTR)); |
|
319 |
||
320 |
# ifdef WIN32 |
|
321 |
do { |
|
322 |
__threadErrno = 0; |
|
323 |
ret = STX_WSA_CALL1("CloseHandle", CloseHandle, port); |
|
324 |
} while ((ret < 0) && (__threadErrno == EINTR)); |
|
325 |
CloseHandle(port); |
|
326 |
# endif |
|
327 |
} |
|
328 |
# else /* !DO_WRAP_CALLS */ |
|
329 |
||
330 |
fclose(fp); |
|
331 |
# ifdef WIN32 |
|
332 |
CloseHandle(port); |
|
333 |
# endif |
|
334 |
||
335 |
# endif /* !DO_WRAP_CALLS */ |
|
336 |
} |
|
337 |
%} |
|
338 |
! ! |
|
339 |
||
340 |
!SerialPort methodsFor:'opening'! |
|
341 |
||
342 |
open |
|
1596 | 343 |
|errorSymbol errorNumber| |
1593 | 344 |
|
345 |
filePointer notNil ifTrue:[ |
|
1846 | 346 |
^ self errorAlreadyOpen |
1593 | 347 |
]. |
348 |
%{ |
|
349 |
FILE *fp; |
|
350 |
SERIALPORT port; |
|
351 |
char *__portName; |
|
352 |
int __setBaudRate = 1, |
|
1846 | 353 |
__setDataBits = 1, |
354 |
__setXOnChar = 1, |
|
355 |
__setXOffChar = 1, |
|
356 |
__setInFlowCtrl = 1, |
|
357 |
__setOutFlowCtrl = 1, |
|
358 |
__setStopBits = 1, |
|
359 |
__setParityType = 1; |
|
1593 | 360 |
int __baudRate, __dataBits; |
361 |
int __xOnChar, __xOffChar; |
|
362 |
int __inFlowCtrl, __outFlowCtrl; |
|
363 |
int __stopBits, __parityType; |
|
364 |
#ifdef WIN32 |
|
365 |
COMMTIMEOUTS timeouts; |
|
366 |
DCB dcb; |
|
367 |
#endif /* WIN32 */ |
|
368 |
||
1599 | 369 |
# define FLOW_XONOFF 1 |
370 |
# define FLOW_HARDWARE 2 |
|
371 |
# define FLOW_NONE 3 |
|
372 |
# define STOP_1 1 |
|
373 |
# define STOP_2 2 |
|
374 |
# define STOP_1_5 3 |
|
375 |
# define PARITY_ODD 1 |
|
376 |
# define PARITY_EVEN 2 |
|
377 |
# define PARITY_NONE 3 |
|
1593 | 378 |
|
379 |
if (__isString(__INST(portName))) { |
|
1846 | 380 |
__portName = __stringVal(__INST(portName)); |
1593 | 381 |
} else { |
1846 | 382 |
errorSymbol = @symbol(portName); |
383 |
goto getOutOfhere; |
|
1593 | 384 |
} |
385 |
||
386 |
if (__isSmallInteger(__INST(baudRate))) { |
|
1846 | 387 |
__baudRate = __intVal(__INST(baudRate)); |
1593 | 388 |
} else if (__INST(baudRate) == nil) { |
1846 | 389 |
__setBaudRate = 0; |
1593 | 390 |
} else { |
1846 | 391 |
errorSymbol = @symbol(baudRate); |
392 |
goto getOutOfhere; |
|
1593 | 393 |
} |
394 |
||
395 |
if (__isSmallInteger(__INST(dataBits))) { |
|
1846 | 396 |
__dataBits = __intVal(__INST(dataBits)); |
1596 | 397 |
} else if (__INST(dataBits) == nil) { |
1846 | 398 |
__setDataBits = 0; |
1593 | 399 |
} else { |
1846 | 400 |
errorSymbol = @symbol(dataBits); |
401 |
goto getOutOfhere; |
|
1593 | 402 |
} |
403 |
||
404 |
if (__isSmallInteger(__INST(xOnChar))) { |
|
1846 | 405 |
__xOnChar = __intVal(__INST(xOnChar)); |
1593 | 406 |
} else if (__isCharacter(__INST(xOnChar))) { |
1846 | 407 |
__xOnChar = __intVal(_characterVal(__INST(xOnChar))); |
1593 | 408 |
} else if (__INST(xOnChar) == nil) { |
1846 | 409 |
__setXOnChar = 0; |
1593 | 410 |
} else { |
1846 | 411 |
errorSymbol = @symbol(xOnChar); |
412 |
goto getOutOfhere; |
|
1593 | 413 |
} |
414 |
||
415 |
if (__isSmallInteger(__INST(xOffChar))) { |
|
1846 | 416 |
__xOffChar = __intVal(__INST(xOffChar)); |
1593 | 417 |
} else if (__isCharacter(__INST(xOffChar))) { |
1846 | 418 |
__xOffChar = __intVal(__characterVal(__INST(xOffChar))); |
1593 | 419 |
} else if (__INST(xOffChar) == nil) { |
1846 | 420 |
__setXOffChar = 0; |
1593 | 421 |
} else { |
1846 | 422 |
errorSymbol = @symbol(xOffChar); |
423 |
goto getOutOfhere; |
|
1593 | 424 |
} |
425 |
||
426 |
if (__INST(inFlowCtrlType) == @symbol(xOnOff)) { |
|
1846 | 427 |
__inFlowCtrl = FLOW_XONOFF; |
1593 | 428 |
} else if (__INST(inFlowCtrlType) == @symbol(hardware)) { |
1846 | 429 |
__inFlowCtrl = FLOW_HARDWARE; |
1599 | 430 |
} else if (__INST(inFlowCtrlType) == @symbol(none)) { |
1846 | 431 |
__inFlowCtrl = FLOW_NONE; |
1593 | 432 |
} else if (__INST(inFlowCtrlType) == nil) { |
1846 | 433 |
__setInFlowCtrl = 0; |
1593 | 434 |
} else { |
1846 | 435 |
errorSymbol = @symbol(inFlowCtrlType); |
436 |
goto getOutOfhere; |
|
1593 | 437 |
} |
438 |
||
439 |
if (__INST(outFlowCtrlType) == @symbol(xOnOff)) { |
|
1846 | 440 |
__outFlowCtrl = FLOW_XONOFF; |
1593 | 441 |
} else if (__INST(outFlowCtrlType) == @symbol(hardware)) { |
1846 | 442 |
__outFlowCtrl = FLOW_HARDWARE; |
1599 | 443 |
} else if (__INST(outFlowCtrlType) == @symbol(none)) { |
1846 | 444 |
__outFlowCtrl = FLOW_NONE; |
1593 | 445 |
} else if (__INST(outFlowCtrlType) == nil) { |
1846 | 446 |
__setOutFlowCtrl = 0; |
1593 | 447 |
} else { |
1846 | 448 |
errorSymbol = @symbol(outFlowCtrlType); |
449 |
goto getOutOfhere; |
|
1593 | 450 |
} |
451 |
||
452 |
if (__INST(stopBitsType) == @symbol(stop1)) { |
|
1846 | 453 |
__stopBits = STOP_1; |
1593 | 454 |
} else if (__INST(stopBitsType) == @symbol(stop2)) { |
1846 | 455 |
__stopBits = STOP_2; |
1593 | 456 |
} else if (__INST(stopBitsType) == @symbol(stop1_5)) { |
1846 | 457 |
__stopBits = STOP_1_5; |
1593 | 458 |
} else if (__INST(stopBitsType) == nil) { |
1846 | 459 |
__setStopBits = 0; |
1593 | 460 |
} else { |
1846 | 461 |
errorSymbol = @symbol(stopBitsType); |
462 |
goto getOutOfhere; |
|
1596 | 463 |
} |
464 |
||
465 |
if (__INST(parityType) == @symbol(odd)) { |
|
1846 | 466 |
__parityType = PARITY_ODD; |
1596 | 467 |
} else if (__INST(parityType) == @symbol(even)) { |
1846 | 468 |
__parityType = PARITY_EVEN; |
1596 | 469 |
} else if (__INST(parityType) == @symbol(none)) { |
1846 | 470 |
__parityType = PARITY_NONE; |
1596 | 471 |
} else if (__INST(parityType) == nil) { |
1846 | 472 |
__setParityType = 0; |
1596 | 473 |
} else { |
1846 | 474 |
errorSymbol = @symbol(parityType); |
475 |
goto getOutOfhere; |
|
1593 | 476 |
} |
477 |
||
478 |
#ifdef WIN32 |
|
479 |
port = CreateFile(__portName, |
|
1846 | 480 |
GENERIC_READ | GENERIC_WRITE, |
481 |
0, /* comm devices must be opened with exclusive access */ |
|
482 |
NULL, /* no security attrs */ |
|
483 |
OPEN_EXISTING, /* comm devices must use OPEN_EXISTING */ |
|
484 |
0, /* no overlapped I/O */ |
|
485 |
NULL /* hTemplate must be NULL for comm devices */ |
|
486 |
); |
|
1593 | 487 |
|
488 |
if (port == INVALID_HANDLE_VALUE) { |
|
1846 | 489 |
console_fprintf(stderr, "Win32OS [info]: serial port open failed\n"); |
490 |
errorNumber = __mkSmallInteger( __WIN32_ERR(GetLastError()) ); |
|
491 |
errorSymbol = @symbol(openFailed); |
|
492 |
goto getOutOfhere; |
|
1593 | 493 |
} |
494 |
||
495 |
/* Flush the driver */ |
|
496 |
PurgeComm( port, PURGE_TXABORT | PURGE_RXABORT | PURGE_TXCLEAR | PURGE_RXCLEAR ); |
|
497 |
||
498 |
/* Set driver buffer sizes */ |
|
499 |
SetupComm( port, 4096 /*SERIAL_IN_QUEUE_SIZE*/, 4096 /*SERIAL_OUT_QUEUE_SIZE*/); |
|
500 |
||
501 |
/* Reset timeout constants */ |
|
502 |
timeouts.ReadIntervalTimeout= 0xFFFFFFFF; |
|
503 |
timeouts.ReadTotalTimeoutMultiplier = 0; |
|
504 |
timeouts.ReadTotalTimeoutConstant = 0; |
|
505 |
timeouts.WriteTotalTimeoutMultiplier = 0; |
|
506 |
timeouts.WriteTotalTimeoutConstant = 0; |
|
507 |
SetCommTimeouts( port, &timeouts ); |
|
508 |
||
509 |
/* Set communication parameters */ |
|
510 |
ZeroMemory(&dcb, sizeof(dcb)); |
|
511 |
dcb.DCBlength = sizeof(dcb); |
|
512 |
GetCommState(port, &dcb); |
|
513 |
||
514 |
if (__setBaudRate) dcb.BaudRate = __baudRate; |
|
515 |
if (__setDataBits) dcb.ByteSize = __dataBits; |
|
516 |
if (__setXOnChar) dcb.XonChar = __xOnChar; |
|
517 |
if (__setXOffChar) dcb.XoffChar = __xOffChar; |
|
518 |
||
519 |
if (__setStopBits) { |
|
1846 | 520 |
/* set stop bits */ |
521 |
switch(__stopBits) { |
|
522 |
case STOP_1_5: dcb.StopBits = 1; break; /* 1.5 stop bits */ |
|
523 |
case STOP_1: dcb.StopBits = 0; break; /* 1 stop bit */ |
|
524 |
case STOP_2: dcb.StopBits = 2; break; /* 2 stop bits */ |
|
525 |
default: |
|
526 |
errorSymbol = @symbol(stopBits); |
|
527 |
goto errExit; |
|
528 |
} |
|
1593 | 529 |
} |
530 |
||
531 |
if (__setParityType) { |
|
1846 | 532 |
/* set parity */ |
533 |
switch(__parityType) { |
|
534 |
case PARITY_NONE: dcb.Parity = NOPARITY; break; |
|
535 |
case PARITY_ODD: dcb.Parity = ODDPARITY; break; |
|
536 |
case PARITY_EVEN: dcb.Parity = EVENPARITY; break; |
|
537 |
default: |
|
538 |
errorSymbol = @symbol(parityType); |
|
539 |
goto errExit; |
|
540 |
} |
|
1593 | 541 |
} |
542 |
||
543 |
if (__setInFlowCtrl) { |
|
1846 | 544 |
/* set control flow */ |
545 |
dcb.fInX = FALSE; |
|
546 |
dcb.fDtrControl = FALSE; |
|
547 |
if (__inFlowCtrl == FLOW_XONOFF) dcb.fInX = TRUE; /* XOn/XOff handshaking */ |
|
548 |
if (__inFlowCtrl == FLOW_HARDWARE) dcb.fDtrControl = TRUE; /* hardware handshaking */ |
|
1593 | 549 |
} |
550 |
if (__setOutFlowCtrl) { |
|
1846 | 551 |
dcb.fOutX = FALSE; |
552 |
dcb.fOutxCtsFlow = FALSE; |
|
1593 | 553 |
|
1846 | 554 |
if (__outFlowCtrl == FLOW_XONOFF) dcb.fOutX = TRUE; /* XOn/XOff handshaking */ |
555 |
if (__outFlowCtrl == FLOW_HARDWARE) dcb.fOutxCtsFlow = TRUE; /* hardware handshaking */ |
|
1593 | 556 |
} |
557 |
||
558 |
if (! SetCommState(port, &dcb)) { |
|
1846 | 559 |
console_fprintf(stderr, "Win32OS [info]: serial port comm-setup failed\n"); |
560 |
errorNumber = __mkSmallInteger( __WIN32_ERR(GetLastError()) ); |
|
561 |
goto errExit; |
|
1593 | 562 |
} |
563 |
# endif /* WIN32 */ |
|
564 |
||
565 |
/* |
|
566 |
* make it a FILE * |
|
567 |
*/ |
|
568 |
# ifdef WIN32 |
|
569 |
{ |
|
1846 | 570 |
int _fd = _open_osfhandle(port, 0); |
571 |
fp = fdopen(_fd, "r+"); |
|
1593 | 572 |
} |
573 |
# else |
|
574 |
fp = fdopen(port, "r+"); |
|
575 |
# endif |
|
576 |
if (! fp) { |
|
1846 | 577 |
console_fprintf(stderr, "Win32OS [info]: fdopen failed\n"); |
578 |
errorNumber = __MKSMALLINT(errno); |
|
1596 | 579 |
errExit: ; |
1846 | 580 |
CloseHandle(port); |
581 |
goto getOutOfhere; |
|
1593 | 582 |
} |
583 |
||
584 |
{ |
|
1846 | 585 |
OBJ t; |
1593 | 586 |
|
1846 | 587 |
t = __MKOBJ(fp); |
588 |
__INST(filePointer) = t; |
|
589 |
__STORE(self, t); |
|
1593 | 590 |
} |
591 |
||
1596 | 592 |
getOutOfhere: ; |
1599 | 593 |
# undef FLOW_XONOFF |
594 |
# undef FLOW_HARDWARE |
|
595 |
# undef FLOW_NONE |
|
596 |
# undef STOP_1 |
|
597 |
# undef STOP_2 |
|
598 |
# undef STOP_1_5 |
|
599 |
# undef PARITY_ODD |
|
600 |
# undef PARITY_EVEN |
|
601 |
# undef PARITY_NONE |
|
1593 | 602 |
|
603 |
%}. |
|
604 |
"all ok?" |
|
605 |
filePointer notNil ifTrue:[ |
|
1846 | 606 |
Lobby register:self. |
1593 | 607 |
] ifFalse:[ |
1846 | 608 |
errorNumber isNil ifTrue:[ |
609 |
self error:'invalid argument(s)'. |
|
610 |
] ifFalse:[ |
|
611 |
((OperatingSystem errorHolderForNumber:errorNumber) parameter:portName) reportError |
|
612 |
]. |
|
1593 | 613 |
]. |
1846 | 614 |
|
615 |
"Modified: / 12-02-2007 / 12:29:57 / cg" |
|
1593 | 616 |
! ! |
617 |
||
1595 | 618 |
!SerialPort methodsFor:'printing & storing'! |
619 |
||
620 |
printOn:aStream |
|
1903
d62268dffe6b
changed #printOn: print port name (COMx)
Stefan Vogel <sv@exept.de>
parents:
1846
diff
changeset
|
621 |
aStream nextPutAll:'SerialPort('. |
d62268dffe6b
changed #printOn: print port name (COMx)
Stefan Vogel <sv@exept.de>
parents:
1846
diff
changeset
|
622 |
portName printOn:aStream. |
d62268dffe6b
changed #printOn: print port name (COMx)
Stefan Vogel <sv@exept.de>
parents:
1846
diff
changeset
|
623 |
aStream nextPut:$/. |
1595 | 624 |
baudRate printOn:aStream. |
1903
d62268dffe6b
changed #printOn: print port name (COMx)
Stefan Vogel <sv@exept.de>
parents:
1846
diff
changeset
|
625 |
aStream nextPut:$). |
1595 | 626 |
! ! |
627 |
||
628 |
!SerialPort methodsFor:'queries'! |
|
629 |
||
630 |
getName |
|
631 |
"return the name; here, we return the devices name" |
|
632 |
||
633 |
^ portName |
|
634 |
! ! |
|
635 |
||
1593 | 636 |
!SerialPort class methodsFor:'documentation'! |
637 |
||
638 |
version |
|
1903
d62268dffe6b
changed #printOn: print port name (COMx)
Stefan Vogel <sv@exept.de>
parents:
1846
diff
changeset
|
639 |
^ '$Header: /cvs/stx/stx/libbasic2/SerialPort.st,v 1.9 2007-10-24 15:20:57 stefan Exp $' |
1593 | 640 |
! ! |