source: trunk/src/kernel32/char.cpp@ 21453

Last change on this file since 21453 was 7886, checked in by sandervl, 24 years ago

moved Char functions from user32 to kernel32
File size: 11.0 KB
Line 
1/* $Id: char.cpp,v 1.3 2002-02-12 12:00:41 sandervl Exp $ */
2
3/*
4 * USER string functions
5 *
6 * Based on WINE code (dlls\user\lstr.c)
7 *
8 * Copyright 1993 Yngvi Sigurjonsson (yngvi@hafro.is)
9 * Copyright 1996 Alexandre Julliard
10 * Copyright 1996 Marcus Meissner
11 *
12 *
13 * Project Odin Software License can be found in LICENSE.TXT
14 *
15 */
16
17
18#include <ctype.h>
19#include <stdarg.h>
20#include <stdlib.h>
21#include <stdio.h>
22#include <string.h>
23#include <os2win.h>
24
25#include "winnls.h"
26
27#include <misc.h>
28#include <wine\unicode.h>
29
30
31#define DBG_LOCALLOG DBG_char
32#include "dbglocal.h"
33
34
35
36/***********************************************************************
37 * CharNextA (USER32.@)
38 */
39LPSTR WINAPI CharNextA( LPCSTR ptr )
40{
41 dprintf2(("CharNextA %x", ptr));
42 if (!*ptr) return (LPSTR)ptr;
43 if (IsDBCSLeadByte( ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
44 return (LPSTR)(ptr + 1);
45}
46
47
48/***********************************************************************
49 * CharNextExA (USER32.@)
50 */
51LPSTR WINAPI CharNextExA( WORD codepage, LPCSTR ptr, DWORD flags )
52{
53 dprintf2(("CharNextExA %d %x %x", codepage, ptr, flags));
54
55 if (!*ptr) return (LPSTR)ptr;
56 if (IsDBCSLeadByteEx( codepage, ptr[0] ) && ptr[1]) return (LPSTR)(ptr + 2);
57 return (LPSTR)(ptr + 1);
58}
59
60
61/***********************************************************************
62 * CharNextExW (USER32.@)
63 */
64LPWSTR WINAPI CharNextExW( WORD codepage, LPCWSTR ptr, DWORD flags )
65{
66 dprintf2(("CharNextExW %d %x %x", codepage, ptr, flags));
67 /* doesn't make sense, there are no codepages for Unicode */
68 return NULL;
69}
70
71
72/***********************************************************************
73 * CharNextW (USER32.@)
74 */
75LPWSTR WINAPI CharNextW(LPCWSTR x)
76{
77 dprintf2(("CharNextW %x", x));
78
79 if (*x) x++;
80
81 return (LPWSTR)x;
82}
83
84
85/***********************************************************************
86 * CharPrevA (USER32.@)
87 */
88LPSTR WINAPI CharPrevA( LPCSTR start, LPCSTR ptr )
89{
90 dprintf2(("CharPrevA %x %x", start, ptr));
91
92 while (*start && (start < ptr))
93 {
94 LPCSTR next = CharNextA( start );
95 if (next >= ptr) break;
96 start = next;
97 }
98 return (LPSTR)start;
99}
100
101
102/***********************************************************************
103 * CharPrevExA (USER32.@)
104 */
105LPSTR WINAPI CharPrevExA( WORD codepage, LPCSTR start, LPCSTR ptr, DWORD flags )
106{
107 dprintf2(("CharPrevExA %d %x %x %x", codepage, start, ptr, flags));
108
109 while (*start && (start < ptr))
110 {
111 LPCSTR next = CharNextExA( codepage, start, flags );
112 if (next > ptr) break;
113 start = next;
114 }
115 return (LPSTR)start;
116}
117
118
119/***********************************************************************
120 * CharPrevExW (USER32.@)
121 */
122LPWSTR WINAPI CharPrevExW( WORD codepage, LPCWSTR start, LPCWSTR ptr, DWORD flags )
123{
124 /* doesn't make sense, there are no codepages for Unicode */
125 dprintf2(("CharPrevExW %d %x %x %x", codepage, start, ptr, flags));
126 return NULL;
127}
128
129
130/***********************************************************************
131 * CharPrevW (USER32.@)
132 */
133LPWSTR WINAPI CharPrevW(LPCWSTR start,LPCWSTR x)
134{
135 dprintf2(("CharPrevW %x %x", start, x));
136
137 if (x>start) return (LPWSTR)(x-1);
138 else return (LPWSTR)x;
139}
140
141
142/***********************************************************************
143 * CharToOemA (USER32.@)
144 */
145BOOL WINAPI CharToOemA( LPCSTR s, LPSTR d )
146{
147 dprintf2(("CharToOemA %x %x", s, d));
148 if ( !s || !d ) return TRUE;
149 return CharToOemBuffA( s, d, strlen( s ) + 1 );
150}
151
152
153/***********************************************************************
154 * CharToOemBuffA (USER32.@)
155 */
156BOOL WINAPI CharToOemBuffA( LPCSTR s, LPSTR d, DWORD len )
157{
158 WCHAR *bufW;
159
160 dprintf2(("CharToOemBuffA %x %x %d", s, d, len));
161 bufW = (WCHAR *)HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
162 if( bufW )
163 {
164 MultiByteToWideChar( CP_ACP, 0, s, len, bufW, len );
165 WideCharToMultiByte( CP_OEMCP, 0, bufW, len, d, len, NULL, NULL );
166 HeapFree( GetProcessHeap(), 0, bufW );
167 }
168 return TRUE;
169}
170
171
172/***********************************************************************
173 * CharToOemBuffW (USER32.@)
174 */
175BOOL WINAPI CharToOemBuffW( LPCWSTR s, LPSTR d, DWORD len )
176{
177 dprintf2(("CharToOemBuffW %x %x %d", s, d, len));
178
179 if ( !s || !d ) return TRUE;
180 WideCharToMultiByte( CP_OEMCP, 0, s, len, d, len, NULL, NULL );
181 return TRUE;
182}
183
184
185/***********************************************************************
186 * CharToOemW (USER32.@)
187 */
188BOOL WINAPI CharToOemW( LPCWSTR s, LPSTR d )
189{
190 return CharToOemBuffW( s, d, strlenW( s ) + 1 );
191}
192
193
194/***********************************************************************
195 * OemToCharA (USER32.@)
196 */
197BOOL WINAPI OemToCharA( LPCSTR s, LPSTR d )
198{
199 return OemToCharBuffA( s, d, strlen( s ) + 1 );
200}
201
202
203/***********************************************************************
204 * OemToCharBuffA (USER32.@)
205 */
206BOOL WINAPI OemToCharBuffA( LPCSTR s, LPSTR d, DWORD len )
207{
208 WCHAR *bufW;
209
210 dprintf2(("OemToCharBuffA %x %x %d", s, d, len));
211
212 bufW = (WCHAR *)HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
213 if( bufW )
214 {
215 MultiByteToWideChar( CP_OEMCP, 0, s, len, bufW, len );
216 WideCharToMultiByte( CP_ACP, 0, bufW, len, d, len, NULL, NULL );
217 HeapFree( GetProcessHeap(), 0, bufW );
218 }
219 return TRUE;
220}
221
222
223/***********************************************************************
224 * OemToCharBuffW (USER32.@)
225 */
226BOOL WINAPI OemToCharBuffW( LPCSTR s, LPWSTR d, DWORD len )
227{
228 dprintf2(("OemToCharBuffW %x %x %d", s, d, len));
229
230 MultiByteToWideChar( CP_OEMCP, 0, s, len, d, len );
231 return TRUE;
232}
233
234
235/***********************************************************************
236 * OemToCharW (USER32.@)
237 */
238BOOL WINAPI OemToCharW( LPCSTR s, LPWSTR d )
239{
240 return OemToCharBuffW( s, d, strlen( s ) + 1 );
241}
242
243
244/***********************************************************************
245 * CharLowerA (USER32.@)
246 * FIXME: handle current locale
247 */
248LPSTR WINAPI CharLowerA(LPSTR x)
249{
250 LPSTR s;
251
252 dprintf2(("CharLowerA %x", x));
253
254 if (HIWORD(x))
255 {
256 s=x;
257 while (*s)
258 {
259 *s=tolower(*s);
260 s++;
261 }
262 return x;
263 }
264 else return (LPSTR)tolower((char)(int)x);
265}
266
267
268/***********************************************************************
269 * CharUpperA (USER32.@)
270 * FIXME: handle current locale
271 */
272LPSTR WINAPI CharUpperA(LPSTR x)
273{
274 dprintf2(("CharUpperA %x", x));
275
276 if (HIWORD(x))
277 {
278 LPSTR s = x;
279 while (*s)
280 {
281 *s=toupper(*s);
282 s++;
283 }
284 return x;
285 }
286 return (LPSTR)toupper((char)(int)x);
287}
288
289
290/***********************************************************************
291 * CharLowerW (USER32.@)
292 */
293LPWSTR WINAPI CharLowerW(LPWSTR x)
294{
295 dprintf2(("CharLowerW %x", x));
296 if (HIWORD(x)) return strlwrW(x);
297 else return (LPWSTR)((UINT)tolowerW(LOWORD(x)));
298}
299
300
301/***********************************************************************
302 * CharUpperW (USER32.@)
303 * FIXME: handle current locale
304 */
305LPWSTR WINAPI CharUpperW(LPWSTR x)
306{
307 dprintf2(("CharUpperW %x", x));
308 if (HIWORD(x)) return struprW(x);
309 else return (LPWSTR)((UINT)toupperW(LOWORD(x)));
310}
311
312
313/***********************************************************************
314 * CharLowerBuffA (USER32.@)
315 * FIXME: handle current locale
316 */
317DWORD WINAPI CharLowerBuffA( LPSTR str, DWORD len )
318{
319 DWORD ret = len;
320
321 dprintf2(("CharLowerBuffA %x %d", str, len));
322
323 if (!str) return 0; /* YES */
324 for (; len; len--, str++) *str = tolower(*str);
325 return ret;
326}
327
328
329/***********************************************************************
330 * CharLowerBuffW (USER32.@)
331 */
332DWORD WINAPI CharLowerBuffW( LPWSTR str, DWORD len )
333{
334 DWORD ret = len;
335
336 dprintf2(("CharLowerBuffW %x %d", str, len));
337
338 if (!str) return 0; /* YES */
339 for (; len; len--, str++) *str = tolowerW(*str);
340 return ret;
341}
342
343
344/***********************************************************************
345 * CharUpperBuffA (USER32.@)
346 * FIXME: handle current locale
347 */
348DWORD WINAPI CharUpperBuffA( LPSTR str, DWORD len )
349{
350 DWORD ret = len;
351
352 dprintf2(("CharUpperBuffA %x %d", str, len));
353
354 if (!str) return 0; /* YES */
355 for (; len; len--, str++) *str = toupper(*str);
356 return ret;
357}
358
359
360/***********************************************************************
361 * CharUpperBuffW (USER32.@)
362 */
363DWORD WINAPI CharUpperBuffW( LPWSTR str, DWORD len )
364{
365 DWORD ret = len;
366
367 dprintf2(("CharUpperBuffW %x %d", str, len));
368
369 if (!str) return 0; /* YES */
370 for (; len; len--, str++) *str = toupperW(*str);
371 return ret;
372}
373
374
375/***********************************************************************
376 * IsCharLowerA (USER.436) (USER32.@)
377 * FIXME: handle current locale
378 */
379BOOL WINAPI IsCharLowerA(CHAR x)
380{
381 dprintf2(("IsCharLowerA %x", x));
382 return islower(x);
383}
384
385
386/***********************************************************************
387 * IsCharLowerW (USER32.@)
388 */
389BOOL WINAPI IsCharLowerW(WCHAR x)
390{
391 dprintf2(("IsCharLowerW %x", x));
392 return get_char_typeW(x) & C1_LOWER;
393}
394
395
396/***********************************************************************
397 * IsCharUpperA (USER.435) (USER32.@)
398 * FIXME: handle current locale
399 */
400BOOL WINAPI IsCharUpperA(CHAR x)
401{
402 dprintf2(("IsCharUpperA %x", x));
403 return isupper(x);
404}
405
406
407/***********************************************************************
408 * IsCharUpperW (USER32.@)
409 */
410BOOL WINAPI IsCharUpperW(WCHAR x)
411{
412 dprintf2(("IsCharUpperW %x", x));
413 return get_char_typeW(x) & C1_UPPER;
414}
415
416
417/***********************************************************************
418 * IsCharAlphaNumericW (USER32.@)
419 */
420BOOL WINAPI IsCharAlphaNumericW(WCHAR x)
421{
422 dprintf2(("IsCharAlphaNumericW %x", x));
423 return get_char_typeW(x) & (C1_ALPHA|C1_DIGIT|C1_LOWER|C1_UPPER);
424}
425
426
427/***********************************************************************
428 * IsCharAlphaW (USER32.@)
429 */
430BOOL WINAPI IsCharAlphaW(WCHAR x)
431{
432 dprintf2(("IsCharAlphaW %x", x));
433 return get_char_typeW(x) & (C1_ALPHA|C1_LOWER|C1_UPPER);
434}
435//******************************************************************************
436//******************************************************************************
437BOOL WIN32API IsCharAlphaA( CHAR x)
438{
439 WCHAR wch;
440
441 dprintf(("USER32: IsCharAlphaA %x", x));
442 MultiByteToWideChar(CP_ACP, 0, &x, 1, &wch, 1);
443 return IsCharAlphaW(wch);
444}
445//******************************************************************************
446//******************************************************************************
447BOOL WIN32API IsCharAlphaNumericA( CHAR x)
448{
449 dprintf(("USER32: IsCharAlphaNumericA %x", x));
450 return (get_char_typeW(x) & C1_ALPHA) != 0;
451}
452//******************************************************************************
453//******************************************************************************
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