source: trunk/src/helpers/nls.c@ 386

Last change on this file since 386 was 386, checked in by pr, 15 years ago

Fix rounding error.
  • Property svn:eol-style set to CRLF
  • Property svn:keywords set to Author Date Id Revision
File size: 36.6 KB
Line 
1
2/*
3 *@@sourcefile nls.c:
4 * contains a few helpers for National Language Support (NLS),
5 * such as printing strings with the format specified by
6 * the "Country" object.
7 *
8 * Usage: All OS/2 programs.
9 *
10 * Function prefixes (new with V0.81):
11 * -- nls* NLS helpers
12 *
13 * This file is new with 0.9.16, but contains functions
14 * formerly in stringh.c.
15 *
16 * Note: Version numbering in this file relates to XWorkplace version
17 * numbering.
18 *
19 *@@header "helpers\nls.h"
20 *@@added V0.9.16 (2001-10-11) [umoeller]
21 */
22
23/*
24 * Copyright (C) 1997-2010 Ulrich M”ller.
25 * This file is part of the "XWorkplace helpers" source package.
26 * This is free software; you can redistribute it and/or modify
27 * it under the terms of the GNU General Public License as published
28 * by the Free Software Foundation, in version 2 as it comes in the
29 * "COPYING" file of the XWorkplace main distribution.
30 * This program is distributed in the hope that it will be useful,
31 * but WITHOUT ANY WARRANTY; without even the implied warranty of
32 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
33 * GNU General Public License for more details.
34 */
35
36#define OS2EMX_PLAIN_CHAR
37 // this is needed for "os2emx.h"; if this is defined,
38 // emx will define PSZ as _signed_ char, otherwise
39 // as unsigned char
40
41#define INCL_DOSNLS
42#define INCL_DOSDATETIME
43#define INCL_DOSERRORS
44#define INCL_WINSHELLDATA
45#include <os2.h>
46
47#include <stdlib.h>
48#include <stdio.h>
49#include <string.h>
50#include <math.h>
51#include <unidef.h>
52#include <uconv.h>
53
54// XWP's setup.h replaces strchr and the like, and
55// we want the originals in here
56#define DONT_REPLACE_FOR_DBCS
57#include "setup.h" // code generation and debugging options
58
59#include "helpers\dosh.h"
60#include "helpers\nls.h"
61#include "helpers\prfh.h"
62#include "helpers\standards.h"
63
64#pragma hdrstop
65
66// WarpIN V1.0.15 (2007-03-26) [pr]: @@fixes 936
67// UCONV functions
68int (* CALLCONV G_UniCreateUconvObject)(UniChar *code_set, UconvObject *uobj) = NULL;
69int (* CALLCONV G_UniStrFromUcs)(UconvObject co, char *target, UniChar *source,
70 int len) = NULL;
71int (* CALLCONV G_UniFreeUconvObject)(UconvObject uobj) = NULL;
72// LIBUNI functions
73int (* CALLCONV G_UniCreateLocaleObject)(int locale_spec_type,
74 const void *locale_spec, LocaleObject *locale_object_ptr) = NULL;
75int (* CALLCONV G_UniQueryLocaleItem)(const LocaleObject locale_object,
76 LocaleItem item, UniChar **info_item_addr_ptr) = NULL;
77size_t (* CALLCONV G_UniStrlen)(const UniChar *ucs1) = NULL;
78int (* CALLCONV G_UniFreeMem)(void *memory_ptr) = NULL;
79int (* CALLCONV G_UniFreeLocaleObject)(LocaleObject locale_object) = NULL;
80
81/*
82 * G_aResolveFromUCONV:
83 * functions resolved from UCONV.DLL.
84 * Used with doshResolveImports.
85 */
86
87static const RESOLVEFUNCTION G_aResolveFromUCONV[] =
88{
89 "UniCreateUconvObject", (PFN*)&G_UniCreateUconvObject,
90 "UniStrFromUcs", (PFN*)&G_UniStrFromUcs,
91 "UniFreeUconvObject", (PFN*)&G_UniFreeUconvObject
92};
93
94/*
95 * G_aResolveFromLIBUNI:
96 * functions resolved from LIBUNI.DLL.
97 * Used with doshResolveImports.
98 */
99
100static const RESOLVEFUNCTION G_aResolveFromLIBUNI[] =
101{
102 "UniCreateLocaleObject", (PFN*)&G_UniCreateLocaleObject,
103 "UniQueryLocaleItem", (PFN*)&G_UniQueryLocaleItem,
104 "UniStrlen", (PFN*)&G_UniStrlen,
105 "UniFreeMem", (PFN*)&G_UniFreeMem,
106 "UniFreeLocaleObject", (PFN*)&G_UniFreeLocaleObject
107};
108
109static BOOL fUniResolved = FALSE, fUniOK = FALSE;
110
111/*
112 *@@category: Helpers\National Language Support
113 * See nls.c.
114 */
115
116/* ******************************************************************
117 *
118 * DBCS support
119 *
120 ********************************************************************/
121
122#define MAX_LEADBYTE 256
123
124#pragma pack(1)
125
126typedef struct _DBCSVECTOR
127{
128 BYTE bLow;
129 BYTE bHigh;
130} DBCSVECTOR;
131
132#pragma pack()
133
134BOOL G_afLeadByte[MAX_LEADBYTE] = {0};
135ULONG G_fDBCS = 2; // not queried yet
136COUNTRYCODE G_cc = { 0, 0 };
137DBCSVECTOR G_aDBCSVector[8];
138
139/*
140 *@@ nlsQueryCodepage:
141 * returns the current process codepage as a ULONG.
142 *
143 *@@added V1.0.2 (2003-02-07) [umoeller]
144 */
145
146ULONG nlsQueryCodepage(VOID)
147{
148 ULONG acp[8];
149 ULONG cb = 0;
150 if (DosQueryCp(sizeof(acp),
151 acp,
152 &cb))
153 return 437; // I think this is still the system default
154
155 return acp[0];
156}
157
158/*
159 *@@ nlsDBCS:
160 * returns TRUE if the system is currently using DBCS.
161 *
162 *@@added V0.9.19 (2002-06-13) [umoeller]
163 *@@changed V0.9.20 (2002-07-03) [umoeller]: fixed, this never worked
164 */
165
166BOOL nlsDBCS(VOID)
167{
168 APIRET arc;
169
170 if (G_fDBCS != 2)
171 // already queried:
172 return G_fDBCS;
173
174 // V0.9.20 (2002-07-03) [umoeller]
175 // assume a non-DBCS system UNLESS the below
176 // loop gives us something meaningful; even
177 // on non-DBCS systems like mine, DosQueryDBCSEnv
178 // does not return an error
179 G_fDBCS = FALSE;
180
181 if (!(arc = DosQueryDBCSEnv(8 * sizeof(DBCSVECTOR),
182 &G_cc,
183 (PCHAR)G_aDBCSVector)))
184 {
185 int i;
186 for (i = 0;
187 i < 8;
188 ++i)
189 {
190 if ( (G_aDBCSVector[i].bLow)
191 && (G_aDBCSVector[i].bHigh)
192 )
193 {
194 int n;
195 for (n = G_aDBCSVector[i].bLow;
196 n <= G_aDBCSVector[i].bHigh;
197 ++n)
198 G_afLeadByte[n] = TRUE;
199
200 G_fDBCS = TRUE;
201 }
202 else
203 break;
204 }
205 }
206
207 return G_fDBCS;
208}
209
210/*
211 *@@ nlsQueryDBCSChar:
212 * returns the type of the DBCS character with
213 * the given index. Note that the index is the
214 * DBCS character index, not just the array
215 * index into the CHAR array.
216 *
217 * Returns:
218 *
219 * -- TYPE_SBCS: ulOfs is single byte.
220 *
221 * -- TYPE_DBCS_1ST: ulOfs is a double-byte lead char.
222 *
223 * -- TYPE_DBCS_2ND: ulOfs is a double-byte trail char.
224 *
225 * Preconditions:
226 *
227 * -- nlsDBCS must have been called to initialize our
228 * globals, and must have returned TRUE.
229 *
230 *@@added V0.9.19 (2002-06-13) [umoeller]
231 */
232
233ULONG nlsQueryDBCSChar(PCSZ pcszString,
234 ULONG ulOfs)
235
236{
237 ULONG ulDBCSType = TYPE_SBCS;
238 ULONG i;
239
240 for (i = 0;
241 i <= ulOfs;
242 ++i)
243 {
244 switch (ulDBCSType)
245 {
246 case TYPE_SBCS:
247 case TYPE_DBCS_2ND:
248 ulDBCSType = G_afLeadByte[pcszString[i]];
249 break;
250
251 case TYPE_DBCS_1ST :
252 ulDBCSType = TYPE_DBCS_2ND;
253 break;
254 }
255 }
256
257 return ulDBCSType;
258}
259
260/*
261 *@@ nlschr:
262 * replacement for strchr with DBCS support.
263 *
264 * If the system is not running with DBCS,
265 * this calls plain strchr automatically.
266 *
267 *@@added V0.9.19 (2002-06-13) [umoeller]
268 *@@changed V0.9.20 (2002-07-22) [umoeller]: optimized
269 *@@changed V0.9.20 (2002-07-22) [lafaix]: optimized
270 */
271
272PSZ nlschr(PCSZ p, char c)
273{
274 PCSZ p2;
275 ULONG ulDBCSType = TYPE_SBCS;
276
277 if (!nlsDBCS())
278 // not DBCS:
279 return strchr(p, c);
280
281 // we're on DBCS:
282
283 // we can't find c if it is a leading byte
284 if (G_afLeadByte[c] != TYPE_SBCS)
285 return NULL;
286
287 for (p2 = p;
288 *p2;
289 ++p2)
290 {
291 // check _previous_ DBCS type and refresh
292 // DBCS type accordingly
293 switch (ulDBCSType)
294 {
295 case TYPE_SBCS:
296 case TYPE_DBCS_2ND:
297 ulDBCSType = G_afLeadByte[*p2];
298 // we can safely do the test here (and skip rechecking
299 // the type) because c can't possibly be a leading byte
300 // V0.9.20 (2002-07-22) [lafaix]
301 if (*p2 == c)
302 return (PSZ)p2;
303 break;
304
305 case TYPE_DBCS_1ST :
306 ulDBCSType = TYPE_DBCS_2ND;
307 break;
308 }
309 }
310
311 /* old code V0.9.20 (2002-07-22) [umoeller]
312 // we're on DBCS:
313 for (p2 = p;
314 *p2;
315 ++p2)
316 {
317 if (*p2 == c)
318 {
319 // match: return this only if it's SBCS;
320 // if it's a DBCS lead char, skip it
321 switch (ulDBCS = nlsQueryDBCSChar(p, p2 - p))
322 {
323 case TYPE_SBCS:
324 return (PSZ)p2;
325
326 case TYPE_DBCS_1ST:
327 ++p2;
328 }
329 }
330 }
331 */
332
333 return NULL;
334}
335
336/*
337 *@@ nlsrchr:
338 * replacement for strrchr with DBCS support.
339 *
340 * If the system is not running with DBCS,
341 * this calls plain strrchr automatically.
342 *
343 *@@added V0.9.19 (2002-06-13) [umoeller]
344 *@@changed V0.9.20 (2002-07-22) [lafaix]: optimized
345 */
346
347PSZ nlsrchr(PCSZ p, char c)
348{
349 PCSZ p2,
350 pLast = NULL;
351 ULONG ulDBCSType = TYPE_SBCS;
352
353 if (!nlsDBCS())
354 // not DBCS:
355 return strrchr(p, c);
356
357 // we're on DBCS:
358
359 // we can't find c if it is a leading byte
360 if (G_afLeadByte[c] != TYPE_SBCS)
361 return NULL;
362
363 for (p2 = p;
364 *p2;
365 ++p2)
366 {
367 // check _previous_ DBCS type and refresh
368 // DBCS type accordingly
369 switch (ulDBCSType)
370 {
371 case TYPE_SBCS:
372 case TYPE_DBCS_2ND:
373 ulDBCSType = G_afLeadByte[*p2];
374 if (*p2 == c)
375 pLast = p2;
376 break;
377
378 case TYPE_DBCS_1ST :
379 ulDBCSType = TYPE_DBCS_2ND;
380 break;
381 }
382 }
383
384 return (PSZ)pLast;
385
386 // old code V0.9.20 (2002-07-22) [lafaix]
387 /*
388 ulLength = strlen(p);
389 for (p2 = p + ulLength - 1;
390 p2 >= p;
391 --p2)
392 {
393 if (*p2 == c)
394 {
395 // match: return this only if it's SBCS;
396 // if it's a DBCS trail char, skip it
397 switch (ulDBCS = nlsQueryDBCSChar(p, p2 - p))
398 {
399 case TYPE_SBCS:
400 return (PSZ)p2;
401
402 case TYPE_DBCS_2ND:
403 --p2;
404 }
405 }
406 }
407
408 return NULL;
409 */
410}
411
412/* ******************************************************************
413 *
414 * Country-dependent formatting
415 *
416 ********************************************************************/
417
418/*
419 *@@ nlsGetAMPM:
420 *
421 *@@added V1.0.1 (2003-01-17) [umoeller]
422 *@@changed V1.0.4 (2005-10-15) [pr]: Added support for Locale object settings on MCP systems @@fixes 614
423 *@@changed V1.0.5 (2006-05-29) [pr]: Read Country rather than Locale settings on Warp 4 FP13+ @@fixes 614
424 *@@changed WarpIN V1.0.15 (2007-03-26) [pr]: Rewritten to load UCONV/LIBUNI functions dynamically @@fixes 936
425 */
426
427VOID nlsGetAMPM(PCOUNTRYAMPM pampm)
428{
429 if ( (doshIsWarp4()==3)
430 && (!fUniResolved)
431 )
432 {
433 HMODULE hmodUCONV = NULLHANDLE,
434 hmodLIBUNI = NULLHANDLE;
435
436 fUniResolved = TRUE;
437 if ( (doshResolveImports("UCONV.DLL",
438 &hmodUCONV,
439 G_aResolveFromUCONV,
440 sizeof(G_aResolveFromUCONV) / sizeof(G_aResolveFromUCONV[0]))
441 == NO_ERROR)
442 && (doshResolveImports("LIBUNI.DLL",
443 &hmodLIBUNI,
444 G_aResolveFromLIBUNI,
445 sizeof(G_aResolveFromLIBUNI) / sizeof(G_aResolveFromLIBUNI[0]))
446 == NO_ERROR)
447 )
448 fUniOK = TRUE;
449 }
450
451 if ( (doshIsWarp4()==3) // V1.0.5 (2006-05-29) [pr]
452 && fUniOK
453 )
454 {
455 UconvObject uconv_object;
456
457 if (G_UniCreateUconvObject((UniChar *)L"",
458 &uconv_object) == ULS_SUCCESS)
459 {
460 LocaleObject locale_object;
461
462 if (G_UniCreateLocaleObject(UNI_UCS_STRING_POINTER,
463 (UniChar *)L"",
464 &locale_object) == ULS_SUCCESS)
465 {
466 int i;
467 struct LOCALE_ITEMLIST
468 {
469 LocaleItem lclItem;
470 PVOID vTarget;
471 int iType;
472 } itemList[] = {
473 { LOCI_s2359, &pampm->sz2359, 3 },
474 { LOCI_s1159, &pampm->sz1159, 3 }
475 };
476
477 for (i = 0;
478 i < sizeof(itemList) / sizeof(itemList[0]);
479 i++)
480 {
481 UniChar *pItem;
482
483 if (G_UniQueryLocaleItem(locale_object,
484 itemList[i].lclItem,
485 &pItem) == ULS_SUCCESS)
486 {
487 int iLen = G_UniStrlen(pItem) + 1;
488 PSZ pszResult = malloc(iLen);
489
490 if (G_UniStrFromUcs(uconv_object,
491 pszResult,
492 pItem,
493 iLen) == ULS_SUCCESS)
494 {
495 switch(itemList[i].iType)
496 {
497 case 1:
498 *((ULONG *) itemList[i].vTarget) = atol(pszResult);
499 break;
500
501 case 2:
502 *((CHAR *) itemList[i].vTarget) = pszResult[0];
503 break;
504
505 case 3:
506 strcpy (itemList[i].vTarget, pszResult);
507 break;
508 }
509 }
510
511 free(pszResult);
512 G_UniFreeMem(pItem);
513 }
514 }
515
516 G_UniFreeLocaleObject(locale_object);
517 }
518
519 G_UniFreeUconvObject(uconv_object);
520 }
521 }
522 else
523 {
524 PrfQueryProfileString(HINI_USER,
525 "PM_National",
526 "s2359", // key
527 "PM", // default
528 pampm->sz2359,
529 sizeof(pampm->sz2359));
530
531 PrfQueryProfileString(HINI_USER,
532 "PM_National",
533 "s1159", // key
534 "AM", // default
535 pampm->sz1159,
536 sizeof(pampm->sz1159));
537 }
538}
539
540/*
541 *@@ nlsQueryCountrySettings:
542 * this returns the most frequently used country settings
543 * all at once into a COUNTRYSETTINGS structure (prfh.h).
544 * This data corresponds to the user settings in the
545 * WPS "Country" object (which writes the data in "PM_National"
546 * in OS2.INI).
547 *
548 * In case a key cannot be found, the following (English)
549 * default values are set:
550 * -- ulDateFormat = 0 (English date format, mm.dd.yyyy);
551 * -- ulTimeFormat = 0 (12-hour clock);
552 * -- cDateSep = '/' (date separator);
553 * -- cTimeSep = ':' (time separator);
554 * -- cDecimal = '.' (decimal separator).
555 * -- cThousands = ',' (thousands separator).
556 *
557 *@@added V0.9.0 [umoeller]
558 *@@changed V0.9.7 (2000-12-02) [umoeller]: added cDecimal
559 *@@changed V1.0.4 (2005-10-15) [bvl]: Added support for Locale object settings on MCP systems @@fixes 614
560 *@@changed V1.0.4 (2005-10-29) [pr]: Rewritten to prevent memory leaks and errors
561 *@@changed V1.0.5 (2006-05-29) [pr]: Read Country rather than Locale settings on Warp 4 FP13+ @@fixes 614
562 *@@changed WarpIN V1.0.15 (2007-03-26) [pr]: Rewritten to load UCONV/LIBUNI functions dynamically @@fixes 936
563 */
564
565VOID nlsQueryCountrySettings(PCOUNTRYSETTINGS2 pcs2)
566{
567 if (pcs2)
568 {
569 PCOUNTRYSETTINGS pcs = &pcs2->cs;
570
571 if ( (doshIsWarp4()==3)
572 && (!fUniResolved)
573 )
574 {
575 HMODULE hmodUCONV = NULLHANDLE,
576 hmodLIBUNI = NULLHANDLE;
577
578 fUniResolved = TRUE;
579 if ( (doshResolveImports("UCONV.DLL",
580 &hmodUCONV,
581 G_aResolveFromUCONV,
582 sizeof(G_aResolveFromUCONV) / sizeof(G_aResolveFromUCONV[0]))
583 == NO_ERROR)
584 && (doshResolveImports("LIBUNI.DLL",
585 &hmodLIBUNI,
586 G_aResolveFromLIBUNI,
587 sizeof(G_aResolveFromLIBUNI) / sizeof(G_aResolveFromLIBUNI[0]))
588 == NO_ERROR)
589 )
590 fUniOK = TRUE;
591 }
592
593 if ( (doshIsWarp4()==3) // V1.0.5 (2006-05-29) [pr]
594 && fUniOK
595 )
596 {
597 UconvObject uconv_object;
598
599 if (G_UniCreateUconvObject((UniChar *)L"",
600 &uconv_object) == ULS_SUCCESS)
601 {
602 LocaleObject locale_object;
603
604 if (G_UniCreateLocaleObject(UNI_UCS_STRING_POINTER,
605 (UniChar *)L"",
606 &locale_object) == ULS_SUCCESS)
607 {
608 int i;
609 struct LOCALE_ITEMLIST
610 {
611 LocaleItem lclItem;
612 PVOID vTarget;
613 int iType;
614 } itemList[] = {
615 { LOCI_iDate, &pcs->ulDateFormat, 1 },
616 { LOCI_iTime, &pcs->ulTimeFormat, 1 },
617 { LOCI_sDate, &pcs->cDateSep, 2 },
618 { LOCI_sTime, &pcs->cTimeSep, 2 },
619 { LOCI_sDecimal, &pcs->cDecimal, 2 },
620 { LOCI_sThousand, &pcs->cThousands, 2 }
621 };
622
623 for (i = 0;
624 i < sizeof(itemList) / sizeof(itemList[0]);
625 i++)
626 {
627 UniChar *pItem;
628
629 if (G_UniQueryLocaleItem(locale_object,
630 itemList[i].lclItem,
631 &pItem) == ULS_SUCCESS)
632 {
633 int iLen = G_UniStrlen(pItem) + 1;
634 PSZ pszResult = malloc(iLen);
635
636 if (G_UniStrFromUcs(uconv_object,
637 pszResult,
638 pItem,
639 iLen) == ULS_SUCCESS)
640 {
641 switch(itemList[i].iType)
642 {
643 case 1:
644 *((ULONG *) itemList[i].vTarget) = atol(pszResult);
645 break;
646
647 case 2:
648 *((CHAR *) itemList[i].vTarget) = pszResult[0];
649 break;
650
651 case 3:
652 strcpy (itemList[i].vTarget, pszResult);
653 break;
654 }
655 }
656
657 free(pszResult);
658 G_UniFreeMem(pItem);
659 }
660 }
661
662 G_UniFreeLocaleObject(locale_object);
663 }
664
665 G_UniFreeUconvObject(uconv_object);
666 }
667 }
668 else
669 {
670 pcs->ulDateFormat = PrfQueryProfileInt(HINI_USER,
671 (PSZ)PMINIAPP_NATIONAL,
672 "iDate",
673 0);
674 pcs->ulTimeFormat = PrfQueryProfileInt(HINI_USER,
675 (PSZ)PMINIAPP_NATIONAL,
676 "iTime",
677 0);
678 pcs->cDateSep = prfhQueryProfileChar(HINI_USER,
679 (PSZ)PMINIAPP_NATIONAL,
680 "sDate",
681 '/');
682 pcs->cTimeSep = prfhQueryProfileChar(HINI_USER,
683 (PSZ)PMINIAPP_NATIONAL,
684 "sTime",
685 ':');
686 pcs->cDecimal = prfhQueryProfileChar(HINI_USER,
687 (PSZ)PMINIAPP_NATIONAL,
688 "sDecimal",
689 '.');
690 pcs->cThousands = prfhQueryProfileChar(HINI_USER,
691 (PSZ)PMINIAPP_NATIONAL,
692 "sThousand",
693 ',');
694 }
695
696 nlsGetAMPM(&pcs2->ampm);
697 }
698}
699
700/*
701 *@@ nlsThousandsULong:
702 * converts a ULONG into a decimal string, while
703 * inserting thousands separators into it. Specify
704 * the separator character in cThousands.
705 *
706 * Returns pszTarget so you can use it directly
707 * with sprintf and the "%s" flag.
708 *
709 * For cThousands, you should use the data in
710 * OS2.INI ("PM_National" application), which is
711 * always set according to the "Country" object.
712 * You can use nlsQueryCountrySettings to
713 * retrieve this setting.
714 *
715 * Use nlsThousandsDouble for "double" values.
716 *
717 *@@changed V0.9.20 (2002-07-03) [umoeller]: optimized
718 */
719
720PSZ nlsThousandsULong(PSZ pszTarget, // out: decimal as string
721 ULONG ul, // in: decimal to convert
722 CHAR cThousands) // in: separator char (e.g. '.')
723{
724 CHAR szTemp[30];
725 USHORT ust = 0,
726 uss,
727 usLen = sprintf(szTemp, "%lu", ul); // V0.9.20 (2002-07-03) [umoeller]
728
729 for (uss = 0;
730 uss < usLen;
731 uss++)
732 {
733 if (uss)
734 if (((usLen - uss) % 3) == 0)
735 {
736 pszTarget[ust] = cThousands;
737 ust++;
738 }
739
740 pszTarget[ust++] = szTemp[uss];
741 }
742
743 pszTarget[ust] = '\0';
744
745 return pszTarget;
746}
747
748/*
749 * strhThousandsULong:
750 * wrapper around nlsThousandsULong for those
751 * who used the XFLDR.DLL export.
752 *
753 *added V0.9.16 (2001-10-11) [umoeller]
754 */
755
756PSZ APIENTRY strhThousandsULong(PSZ pszTarget, // out: decimal as string
757 ULONG ul, // in: decimal to convert
758 CHAR cThousands) // in: separator char (e.g. '.')
759{
760 return nlsThousandsULong(pszTarget, ul, cThousands);
761}
762
763/*
764 *@@ nlsThousandsDouble:
765 * like nlsThousandsULong, but for a "double"
766 * value. Note that after-comma values are truncated.
767 *
768 *@@changed V0.9.20 (2002-07-03) [umoeller]: optimized
769 *@@changed XWP V1.0.9 (2010-07-20) [pr]: added 0.5 to round
770 */
771
772PSZ nlsThousandsDouble(PSZ pszTarget,
773 double dbl,
774 CHAR cThousands)
775{
776 USHORT ust, uss, usLen;
777 CHAR szTemp[40];
778 usLen = sprintf(szTemp, "%.0f", floor(dbl + 0.5)); // V0.9.20 (2002-07-03) [umoeller]
779
780 ust = 0;
781 for (uss = 0; uss < usLen; uss++)
782 {
783 if (uss)
784 if (((usLen - uss) % 3) == 0)
785 {
786 pszTarget[ust] = cThousands;
787 ust++;
788 }
789 pszTarget[ust] = szTemp[uss];
790 ust++;
791 }
792 pszTarget[ust] = '\0';
793
794 return pszTarget;
795}
796
797/*
798 *@@ nlsVariableDouble:
799 * like nlsThousandsULong, but for a "double" value, and
800 * with a variable number of decimal places depending on the
801 * size of the quantity.
802 *
803 *@@added V0.9.6 (2000-11-12) [pr]
804 *@@changed V0.9.20 (2002-07-03) [umoeller]: now using PCSZ pcszUnits
805 */
806
807PSZ nlsVariableDouble(PSZ pszTarget,
808 double dbl,
809 PCSZ pcszUnits,
810 CHAR cThousands)
811{
812 if (dbl < 100.0)
813 sprintf(pszTarget, "%.2f%s", dbl, pcszUnits);
814 else
815 if (dbl < 1000.0)
816 sprintf(pszTarget, "%.1f%s", dbl, pcszUnits);
817 else
818 strcat(nlsThousandsDouble(pszTarget, dbl, cThousands),
819 pcszUnits);
820
821 return pszTarget;
822}
823
824/*
825 *@@ nlsFileDate:
826 * converts file date data to a string (to pszBuf).
827 * You can pass any FDATE structure to this function,
828 * which are returned in those FILEFINDBUF* or
829 * FILESTATUS* structs by the Dos* functions.
830 *
831 * ulDateFormat is the PM setting for the date format,
832 * as set in the "Country" object, and can be queried using
833 + PrfQueryProfileInt(HINI_USER, "PM_National", "iDate", 0);
834 *
835 * meaning:
836 * -- 0 mm.dd.yyyy (English)
837 * -- 1 dd.mm.yyyy (e.g. German)
838 * -- 2 yyyy.mm.dd (Japanese, ISO)
839 * -- 3 yyyy.dd.mm
840 *
841 * cDateSep is used as a date separator (e.g. '.').
842 * This can be queried using:
843 + prfhQueryProfileChar(HINI_USER, "PM_National", "sDate", '/');
844 *
845 * Alternatively, you can query all the country settings
846 * at once using nlsQueryCountrySettings (prfh.c).
847 *
848 *@@changed V0.9.0 (99-11-07) [umoeller]: now calling nlsDateTime
849 *@@changed V1.0.1 (2003-01-17) [umoeller]: prototype changed for optimization, this was not exported
850 */
851
852VOID nlsFileDate(PSZ pszBuf, // out: string returned
853 const FDATE *pfDate, // in: date information
854 const COUNTRYSETTINGS2 *pcs)
855{
856 nlsDate(pcs,
857 pszBuf,
858 pfDate->year + 1980,
859 pfDate->month,
860 pfDate->day);
861}
862
863/*
864 *@@ nlsFileTime:
865 * converts file time data to a string (to pszBuf).
866 * You can pass any FTIME structure to this function,
867 * which are returned in those FILEFINDBUF* or
868 * FILESTATUS* structs by the Dos* functions.
869 *
870 * ulTimeFormat is the PM setting for the time format,
871 * as set in the "Country" object, and can be queried using
872 + PrfQueryProfileInt(HINI_USER, "PM_National", "iTime", 0);
873 * meaning:
874 * -- 0 12-hour clock
875 * -- >0 24-hour clock
876 *
877 * cDateSep is used as a time separator (e.g. ':').
878 * This can be queried using:
879 + prfhQueryProfileChar(HINI_USER, "PM_National", "sTime", ':');
880 *
881 * Alternatively, you can query all the country settings
882 * at once using nlsQueryCountrySettings (prfh.c).
883 *
884 *@@changed V0.8.5 (99-03-15) [umoeller]: fixed 12-hour crash
885 *@@changed V0.9.0 (99-11-07) [umoeller]: now calling nlsDateTime
886 *@@changed V1.0.1 (2003-01-17) [umoeller]: prototype changed for optimization, this was not exported
887 */
888
889VOID nlsFileTime(PSZ pszBuf, // out: string returned
890 const FTIME *pfTime, // in: time information
891 const COUNTRYSETTINGS2 *pcs)
892{
893 nlsTime(pcs,
894 pszBuf,
895 pfTime->hours,
896 pfTime->minutes,
897 pfTime->twosecs * 2);
898}
899
900/*
901 *@@ nlsDate:
902 *
903 *@@added V1.0.1 (2003-01-17) [umoeller]
904 */
905
906VOID nlsDate(const COUNTRYSETTINGS2 *pcs2,
907 PSZ pszDate, // out: date string returned
908 USHORT year,
909 BYTE month,
910 BYTE day)
911{
912 switch (pcs2->cs.ulDateFormat)
913 {
914 case 0: // mm.dd.yyyy (English)
915 sprintf(pszDate, "%02d%c%02d%c%04d",
916 month,
917 pcs2->cs.cDateSep,
918 day,
919 pcs2->cs.cDateSep,
920 year);
921 break;
922
923 case 1: // dd.mm.yyyy (e.g. German)
924 sprintf(pszDate, "%02d%c%02d%c%04d",
925 day,
926 pcs2->cs.cDateSep,
927 month,
928 pcs2->cs.cDateSep,
929 year);
930 break;
931
932 case 2: // yyyy.mm.dd (ISO and Japanese)
933 sprintf(pszDate, "%04d%c%02d%c%02d",
934 year,
935 pcs2->cs.cDateSep,
936 month,
937 pcs2->cs.cDateSep,
938 day);
939 break;
940
941 default: // yyyy.dd.mm
942 sprintf(pszDate, "%04d%c%02d%c%02d",
943 year,
944 pcs2->cs.cDateSep,
945 day,
946 pcs2->cs.cDateSep,
947 month);
948 break;
949 }
950}
951
952/*
953 *@@ nlsTime:
954 *
955 *@@added V1.0.1 (2003-01-17) [umoeller]
956 */
957
958VOID nlsTime(const COUNTRYSETTINGS2 *pcs2,
959 PSZ pszTime, // out: time string returned
960 BYTE hours,
961 BYTE minutes,
962 BYTE seconds)
963{
964 if (!pcs2->cs.ulTimeFormat)
965 {
966 // for 12-hour clock, we need additional INI data
967 if (hours >= 12) // V0.9.16 (2001-12-05) [pr] if (hours > 12)
968 {
969 // yeah cool Paul, now we get 00:20 PM if it's 20 past noon
970 // V0.9.18 (2002-02-13) [umoeller]
971 ULONG ulHours;
972 if (!(ulHours = hours % 12))
973 ulHours = 12;
974
975 // >= 12h: PM.
976 sprintf(pszTime, "%02d%c%02d%c%02d %s",
977 // leave 12 == 12 (not 0)
978 ulHours,
979 pcs2->cs.cTimeSep,
980 minutes,
981 pcs2->cs.cTimeSep,
982 seconds,
983 pcs2->ampm.sz2359);
984 }
985 else
986 {
987 // < 12h: AM
988 sprintf(pszTime, "%02d%c%02d%c%02d %s",
989 hours,
990 pcs2->cs.cTimeSep,
991 minutes,
992 pcs2->cs.cTimeSep,
993 seconds,
994 pcs2->ampm.sz1159);
995 }
996 }
997 else
998 // 24-hour clock
999 sprintf(pszTime, "%02d%c%02d%c%02d",
1000 hours,
1001 pcs2->cs.cTimeSep,
1002 minutes,
1003 pcs2->cs.cTimeSep,
1004 seconds);
1005}
1006
1007/*
1008 *@@ nlsDateTime:
1009 * converts Control Program DATETIME info
1010 * into two strings. See nlsFileDate and nlsFileTime
1011 * for more detailed parameter descriptions.
1012 *
1013 * Use of this function is deprecated. Use the
1014 * speedier nlsDateTime2 instead.
1015 *
1016 *@@added V0.9.0 (99-11-07) [umoeller]
1017 *@@changed V0.9.16 (2001-12-05) [pr]: fixed AM/PM hour bug
1018 *@@changed V0.9.18 (2002-02-13) [umoeller]: fixed AM/PM hour bug fix
1019 *@@changed V1.0.1 (2003-01-17) [umoeller]: extracted nlsDate, nlsTime
1020 */
1021
1022VOID nlsDateTime(PSZ pszDate, // out: date string returned (can be NULL)
1023 PSZ pszTime, // out: time string returned (can be NULL)
1024 const DATETIME *pDateTime, // in: date/time information
1025 ULONG ulDateFormat, // in: date format (0-3); see nlsFileDate
1026 CHAR cDateSep, // in: date separator (e.g. '.')
1027 ULONG ulTimeFormat, // in: 24-hour time format (0 or 1); see nlsFileTime
1028 CHAR cTimeSep) // in: time separator (e.g. ':')
1029{
1030 COUNTRYSETTINGS2 cs2;
1031 if (pszDate)
1032 {
1033 cs2.cs.ulDateFormat = ulDateFormat;
1034 cs2.cs.cDateSep = cDateSep;
1035 nlsDate(&cs2,
1036 pszDate, // out: date string returned
1037 pDateTime->year,
1038 pDateTime->month,
1039 pDateTime->day);
1040 }
1041
1042 if (pszTime)
1043 {
1044 cs2.cs.ulTimeFormat = ulTimeFormat;
1045 cs2.cs.cTimeSep = cTimeSep;
1046 nlsGetAMPM(&cs2.ampm);
1047 nlsTime(&cs2,
1048 pszTime,
1049 pDateTime->hours,
1050 pDateTime->minutes,
1051 pDateTime->seconds);
1052 }
1053}
1054
1055/*
1056 * strhDateTime:
1057 * wrapper around nlsDateTime for those who used
1058 * the XFLDR.DLL export.
1059 */
1060
1061VOID APIENTRY strhDateTime(PSZ pszDate, // out: date string returned (can be NULL)
1062 PSZ pszTime, // out: time string returned (can be NULL)
1063 DATETIME *pDateTime, // in: date/time information
1064 ULONG ulDateFormat, // in: date format (0-3); see nlsFileDate
1065 CHAR cDateSep, // in: date separator (e.g. '.')
1066 ULONG ulTimeFormat, // in: 24-hour time format (0 or 1); see nlsFileTime
1067 CHAR cTimeSep) // in: time separator (e.g. ':')
1068{
1069 nlsDateTime(pszDate,
1070 pszTime,
1071 pDateTime,
1072 ulDateFormat,
1073 cDateSep,
1074 ulTimeFormat,
1075 cTimeSep);
1076}
1077
1078/*
1079 *@@ nlsDateTime2:
1080 * speedier version of nlsDateTime that caches
1081 * all information and needs _no_ Prf* call
1082 * any more.
1083 *
1084 *@@added V1.0.1 (2003-01-17) [umoeller]
1085 */
1086
1087VOID nlsDateTime2(PSZ pszDate,
1088 PSZ pszTime,
1089 const DATETIME *pDateTime,
1090 const COUNTRYSETTINGS2 *pcs2)
1091{
1092 if (pszDate)
1093 nlsDate(pcs2,
1094 pszDate,
1095 pDateTime->year,
1096 pDateTime->month,
1097 pDateTime->day);
1098
1099 if (pszTime)
1100 nlsTime(pcs2,
1101 pszTime,
1102 pDateTime->hours,
1103 pDateTime->minutes,
1104 pDateTime->seconds);
1105}
1106
1107CHAR G_szUpperMap[257];
1108BOOL G_fUpperMapInited = FALSE;
1109
1110/*
1111 *@@ InitUpperMap:
1112 * initializes the case map for nlsUpper.
1113 *
1114 *@@added V0.9.20 (2002-07-25) [umoeller]
1115 */
1116
1117STATIC VOID InitUpperMap(VOID)
1118{
1119 ULONG ul;
1120 COUNTRYCODE cc;
1121 BOOL fDBCS = nlsDBCS();
1122
1123 for (ul = 0;
1124 ul < 256;
1125 ++ul)
1126 {
1127 G_szUpperMap[ul] = (CHAR)ul;
1128
1129 if ( (fDBCS)
1130 && (G_afLeadByte[ul] != TYPE_SBCS)
1131 )
1132 G_szUpperMap[ul] = ' ';
1133 }
1134
1135 G_szUpperMap[256] = '\0';
1136
1137 cc.country = 0; // use system country code
1138 cc.codepage = 0; // use process default codepage
1139 DosMapCase(255,
1140 &cc,
1141 G_szUpperMap + 1);
1142
1143 G_fUpperMapInited = TRUE;
1144}
1145
1146/*
1147 *@@ nlsUpper:
1148 * quick hack for upper-casing a string.
1149 *
1150 * This now returns the length of the given string always
1151 * (V0.9.20).
1152 *
1153 * Remarks:
1154 *
1155 * -- On the first call, we build a case map table by
1156 * calling DosMapCase with the default system country
1157 * code and the process's codepage. Since DosMapCase
1158 * is terribly slow with all the 16-bit thunking
1159 * involved, we can then use our table without having
1160 * to use the API ever again.
1161 *
1162 * -- As a result, if the process codepage changes for
1163 * any reason, this function will not pick up the
1164 * change.
1165 *
1166 * -- This has provisions for DBCS, which hopefully
1167 * work.
1168 *
1169 *@@added V0.9.16 (2001-10-25) [umoeller]
1170 *@@changed V0.9.20 (2002-07-25) [umoeller]: speedup, changed prototype
1171 *@@changed XWP V1.0.8 (2008-05-25) [pr]: rewritten for correct DBCS operation @@fixes 1070
1172 */
1173
1174ULONG nlsUpper(PSZ psz) // in/out: string
1175{
1176 BOOL bDBCSType = TYPE_SBCS;
1177 ULONG ul = 0;
1178 PSZ p = psz;
1179
1180 if (!G_fUpperMapInited)
1181 InitUpperMap();
1182
1183 for (; p && *p; p++, ul++)
1184 {
1185 switch(bDBCSType)
1186 {
1187 case TYPE_SBCS:
1188 case TYPE_DBCS_2ND:
1189 bDBCSType = G_afLeadByte[*p];
1190 break;
1191
1192 case TYPE_DBCS_1ST :
1193 bDBCSType = TYPE_DBCS_2ND;
1194 break;
1195 }
1196
1197 if (bDBCSType == TYPE_SBCS)
1198 *p = G_szUpperMap[*p];
1199 }
1200
1201 return ul;
1202}
1203
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