mono/metadata/locales.c

   1 /*
   2  * locales.c: Culture-sensitive handling
   3  *
   4  * Authors:
   5  *      Dick Porter (dick@ximian.com)
   6  *      Mohammad DAMT (mdamt@cdl2000.com)
   7  *      Marek Safar (marek.safar@gmail.com)
   8  *
   9  * Copyright 2003 Ximian, Inc (http://www.ximian.com)
  10  * Copyright 2004-2009 Novell, Inc (http://www.novell.com)
  11  * (C) 2003 PT Cakram Datalingga Duaribu  http://www.cdl2000.com
  12  * Copyright (C) 2012 Xamarin Inc (http://www.xamarin.com)
  13  */
  14
  15 #include <config.h>
  16 #include <glib.h>
  17 #include <string.h>
  18
  19 #include <mono/metadata/debug-helpers.h>
  20 #include <mono/metadata/object.h>
  21 #include <mono/metadata/appdomain.h>
  22 #include <mono/metadata/exception.h>
  23 #include <mono/metadata/monitor.h>
  24 #include <mono/metadata/locales.h>
  25 #include <mono/metadata/culture-info.h>
  26 #include <mono/metadata/culture-info-tables.h>
  27 #include <mono/utils/bsearch.h>
  28
  29 #ifndef DISABLE_NORMALIZATION
  30 #include <mono/metadata/normalization-tables.h>
  31 #endif
  32
  33 #include <locale.h>
  34 #if defined(__APPLE__)
  35 #include <CoreFoundation/CoreFoundation.h>
  36 #endif
  37
  38 #undef DEBUG
  39
  40 static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
  41                                              gint32 options);
  42 static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
  43                                         gint32 len1, MonoString *str2,
  44                                         gint32 off2, gint32 len2,
  45                                         gint32 options);
  46 static MonoString *string_invariant_replace (MonoString *me,
  47                                              MonoString *oldValue,
  48                                              MonoString *newValue);
  49 static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
  50                                         gint32 count, MonoString *value,
  51                                         MonoBoolean first);
  52 static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
  53                                              gint32 count, gunichar2 value,
  54                                              MonoBoolean first);
  55
  56 static const CultureInfoEntry* culture_info_entry_from_lcid (int lcid);
  57
  58 static const RegionInfoEntry* region_info_entry_from_lcid (int lcid);
  59
  60 static int
  61 culture_lcid_locator (const void *a, const void *b)
  62 {
  63         const int *lcid = a;
  64         const CultureInfoEntry *bb = b;
  65
  66         return *lcid - bb->lcid;
  67 }
  68
  69 static int
  70 culture_name_locator (const void *a, const void *b)
  71 {
  72         const char *aa = a;
  73         const CultureInfoNameEntry *bb = b;
  74         int ret;
  75
  76         ret = strcmp (aa, idx2string (bb->name));
  77
  78         return ret;
  79 }
  80
  81 static int
  82 region_name_locator (const void *a, const void *b)
  83 {
  84         const char *aa = a;
  85         const RegionInfoNameEntry *bb = b;
  86         int ret;
  87
  88         ret = strcmp (aa, idx2string (bb->name));
  89
  90         return ret;
  91 }
  92
  93 static MonoArray*
  94 create_group_sizes_array (const gint *gs, gint ml)
  95 {
  96         MonoArray *ret;
  97         int i, len = 0;
  98
  99         for (i = 0; i < ml; i++) {
 100                 if (gs [i] == -1)
 101                         break;
 102                 len++;
 103         }
 104
 105         ret = mono_array_new_cached (mono_domain_get (),
 106                         mono_get_int32_class (), len);
 107
 108         for(i = 0; i < len; i++)
 109                 mono_array_set (ret, gint32, i, gs [i]);
 110
 111         return ret;
 112 }
 113
 114 static MonoArray*
 115 create_names_array_idx (const guint16 *names, int ml)
 116 {
 117         MonoArray *ret;
 118         MonoDomain *domain;
 119         int i;
 120
 121         if (names == NULL)
 122                 return NULL;
 123
 124         domain = mono_domain_get ();
 125
 126         ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), ml);
 127
 128         for(i = 0; i < ml; i++)
 129                 mono_array_setref (ret, i, mono_string_new (domain, idx2string (names [i])));
 130
 131         return ret;
 132 }
 133
 134 static MonoArray*
 135 create_names_array_idx_dynamic (const guint16 *names, int ml)
 136 {
 137         MonoArray *ret;
 138         MonoDomain *domain;
 139         int i, len = 0;
 140
 141         if (names == NULL)
 142                 return NULL;
 143
 144         domain = mono_domain_get ();
 145
 146         for (i = 0; i < ml; i++) {
 147                 if (names [i] == 0)
 148                         break;
 149                 len++;
 150         }
 151
 152         ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), len);
 153
 154         for(i = 0; i < len; i++)
 155                 mono_array_setref (ret, i, mono_string_new (domain, idx2string (names [i])));
 156
 157         return ret;
 158 }
 159
 160 void
 161 ves_icall_System_Globalization_CultureInfo_construct_datetime_format (MonoCultureInfo *this)
 162 {
 163         MonoDomain *domain;
 164         MonoDateTimeFormatInfo *datetime;
 165         const DateTimeFormatEntry *dfe;
 166
 167         MONO_ARCH_SAVE_REGS;
 168
 169         g_assert (this->datetime_index >= 0);
 170
 171         datetime = this->datetime_format;
 172         dfe = &datetime_format_entries [this->datetime_index];
 173
 174         domain = mono_domain_get ();
 175
 176         datetime->readOnly = this->is_read_only;
 177         MONO_OBJECT_SETREF (datetime, AbbreviatedDayNames, create_names_array_idx (dfe->abbreviated_day_names,
 178                         NUM_DAYS));
 179         MONO_OBJECT_SETREF (datetime, AbbreviatedMonthNames, create_names_array_idx (dfe->abbreviated_month_names,
 180                         NUM_MONTHS));
 181         MONO_OBJECT_SETREF (datetime, AMDesignator, mono_string_new (domain, idx2string (dfe->am_designator)));
 182         datetime->CalendarWeekRule = dfe->calendar_week_rule;
 183         MONO_OBJECT_SETREF (datetime, DateSeparator, mono_string_new (domain, idx2string (dfe->date_separator)));
 184         MONO_OBJECT_SETREF (datetime, DayNames, create_names_array_idx (dfe->day_names, NUM_DAYS));
 185         MONO_OBJECT_SETREF (datetime, ShortestDayNames, create_names_array_idx (dfe->shortest_day_names, NUM_DAYS));
 186         datetime->FirstDayOfWeek = dfe->first_day_of_week;
 187         MONO_OBJECT_SETREF (datetime, LongDatePattern, mono_string_new (domain, idx2string (dfe->long_date_pattern)));
 188         MONO_OBJECT_SETREF (datetime, LongTimePattern, mono_string_new (domain, idx2string (dfe->long_time_pattern)));
 189         MONO_OBJECT_SETREF (datetime, MonthDayPattern, mono_string_new (domain, idx2string (dfe->month_day_pattern)));
 190         MONO_OBJECT_SETREF (datetime, MonthNames, create_names_array_idx (dfe->month_names, NUM_MONTHS));
 191         MONO_OBJECT_SETREF (datetime, PMDesignator, mono_string_new (domain, idx2string (dfe->pm_designator)));
 192         MONO_OBJECT_SETREF (datetime, ShortDatePattern, mono_string_new (domain, idx2string (dfe->short_date_pattern)));
 193         MONO_OBJECT_SETREF (datetime, ShortTimePattern, mono_string_new (domain, idx2string (dfe->short_time_pattern)));
 194         MONO_OBJECT_SETREF (datetime, TimeSeparator, mono_string_new (domain, idx2string (dfe->time_separator)));
 195         MONO_OBJECT_SETREF (datetime, YearMonthPattern, mono_string_new (domain, idx2string (dfe->year_month_pattern)));
 196         MONO_OBJECT_SETREF (datetime, ShortDatePatterns, create_names_array_idx_dynamic (dfe->short_date_patterns,
 197                         NUM_SHORT_DATE_PATTERNS));
 198         MONO_OBJECT_SETREF (datetime, LongDatePatterns, create_names_array_idx_dynamic (dfe->long_date_patterns,
 199                         NUM_LONG_DATE_PATTERNS));
 200         MONO_OBJECT_SETREF (datetime, ShortTimePatterns, create_names_array_idx_dynamic (dfe->short_time_patterns,
 201                         NUM_SHORT_TIME_PATTERNS));
 202         MONO_OBJECT_SETREF (datetime, LongTimePatterns, create_names_array_idx_dynamic (dfe->long_time_patterns,
 203                         NUM_LONG_TIME_PATTERNS));
 204         MONO_OBJECT_SETREF (datetime, GenitiveMonthNames, create_names_array_idx (dfe->month_genitive_names, NUM_MONTHS));
 205         MONO_OBJECT_SETREF (datetime, GenitiveAbbreviatedMonthNames, create_names_array_idx (dfe->abbreviated_month_genitive_names, NUM_MONTHS));
 206 }
 207
 208 void
 209 ves_icall_System_Globalization_CultureInfo_construct_number_format (MonoCultureInfo *this)
 210 {
 211         MonoDomain *domain;
 212         MonoNumberFormatInfo *number;
 213         const NumberFormatEntry *nfe;
 214
 215         MONO_ARCH_SAVE_REGS;
 216
 217         g_assert (this->number_format != 0);
 218         if (this->number_index < 0)
 219                 return;
 220
 221         number = this->number_format;
 222         nfe = &number_format_entries [this->number_index];
 223
 224         domain = mono_domain_get ();
 225
 226         number->readOnly = this->is_read_only;
 227         number->currencyDecimalDigits = nfe->currency_decimal_digits;
 228         MONO_OBJECT_SETREF (number, currencyDecimalSeparator, mono_string_new (domain,
 229                         idx2string (nfe->currency_decimal_separator)));
 230         MONO_OBJECT_SETREF (number, currencyGroupSeparator, mono_string_new (domain,
 231                         idx2string (nfe->currency_group_separator)));
 232         MONO_OBJECT_SETREF (number, currencyGroupSizes, create_group_sizes_array (nfe->currency_group_sizes,
 233                         GROUP_SIZE));
 234         number->currencyNegativePattern = nfe->currency_negative_pattern;
 235         number->currencyPositivePattern = nfe->currency_positive_pattern;
 236         MONO_OBJECT_SETREF (number, currencySymbol, mono_string_new (domain, idx2string (nfe->currency_symbol)));
 237         MONO_OBJECT_SETREF (number, naNSymbol, mono_string_new (domain, idx2string (nfe->nan_symbol)));
 238         MONO_OBJECT_SETREF (number, negativeInfinitySymbol, mono_string_new (domain,
 239                         idx2string (nfe->negative_infinity_symbol)));
 240         MONO_OBJECT_SETREF (number, negativeSign, mono_string_new (domain, idx2string (nfe->negative_sign)));
 241         number->numberDecimalDigits = nfe->number_decimal_digits;
 242         MONO_OBJECT_SETREF (number, numberDecimalSeparator, mono_string_new (domain,
 243                         idx2string (nfe->number_decimal_separator)));
 244         MONO_OBJECT_SETREF (number, numberGroupSeparator, mono_string_new (domain, idx2string (nfe->number_group_separator)));
 245         MONO_OBJECT_SETREF (number, numberGroupSizes, create_group_sizes_array (nfe->number_group_sizes,
 246                         GROUP_SIZE));
 247         number->numberNegativePattern = nfe->number_negative_pattern;
 248         number->percentDecimalDigits = nfe->percent_decimal_digits;
 249         MONO_OBJECT_SETREF (number, percentDecimalSeparator, mono_string_new (domain,
 250                         idx2string (nfe->percent_decimal_separator)));
 251         MONO_OBJECT_SETREF (number, percentGroupSeparator, mono_string_new (domain,
 252                         idx2string (nfe->percent_group_separator)));
 253         MONO_OBJECT_SETREF (number, percentGroupSizes, create_group_sizes_array (nfe->percent_group_sizes,
 254                         GROUP_SIZE));
 255         number->percentNegativePattern = nfe->percent_negative_pattern;
 256         number->percentPositivePattern = nfe->percent_positive_pattern;
 257         MONO_OBJECT_SETREF (number, percentSymbol, mono_string_new (domain, idx2string (nfe->percent_symbol)));
 258         MONO_OBJECT_SETREF (number, perMilleSymbol, mono_string_new (domain, idx2string (nfe->per_mille_symbol)));
 259         MONO_OBJECT_SETREF (number, positiveInfinitySymbol, mono_string_new (domain,
 260                         idx2string (nfe->positive_infinity_symbol)));
 261         MONO_OBJECT_SETREF (number, positiveSign, mono_string_new (domain, idx2string (nfe->positive_sign)));
 262 }
 263
 264 static MonoBoolean
 265 construct_culture (MonoCultureInfo *this, const CultureInfoEntry *ci)
 266 {
 267         MonoDomain *domain = mono_domain_get ();
 268
 269         this->lcid = ci->lcid;
 270         MONO_OBJECT_SETREF (this, name, mono_string_new (domain, idx2string (ci->name)));
 271         MONO_OBJECT_SETREF (this, englishname, mono_string_new (domain, idx2string (ci->englishname)));
 272         MONO_OBJECT_SETREF (this, nativename, mono_string_new (domain, idx2string (ci->nativename)));
 273         MONO_OBJECT_SETREF (this, win3lang, mono_string_new (domain, idx2string (ci->win3lang)));
 274         MONO_OBJECT_SETREF (this, iso3lang, mono_string_new (domain, idx2string (ci->iso3lang)));
 275         MONO_OBJECT_SETREF (this, iso2lang, mono_string_new (domain, idx2string (ci->iso2lang)));
 276
 277         // It's null for neutral cultures
 278         if (ci->territory > 0)
 279                 MONO_OBJECT_SETREF (this, territory, mono_string_new (domain, idx2string (ci->territory)));
 280         MONO_OBJECT_SETREF (this, native_calendar_names, create_names_array_idx (ci->native_calendar_names, NUM_CALENDARS));
 281         this->parent_lcid = ci->parent_lcid;
 282         this->datetime_index = ci->datetime_format_index;
 283         this->number_index = ci->number_format_index;
 284         this->calendar_type = ci->calendar_type;
 285         this->text_info_data = &ci->text_info;
 286
 287         return TRUE;
 288 }
 289
 290 static MonoBoolean
 291 construct_region (MonoRegionInfo *this, const RegionInfoEntry *ri)
 292 {
 293         MonoDomain *domain = mono_domain_get ();
 294
 295         this->geo_id = ri->geo_id;
 296         MONO_OBJECT_SETREF (this, iso2name, mono_string_new (domain, idx2string (ri->iso2name)));
 297         MONO_OBJECT_SETREF (this, iso3name, mono_string_new (domain, idx2string (ri->iso3name)));
 298         MONO_OBJECT_SETREF (this, win3name, mono_string_new (domain, idx2string (ri->win3name)));
 299         MONO_OBJECT_SETREF (this, english_name, mono_string_new (domain, idx2string (ri->english_name)));
 300         MONO_OBJECT_SETREF (this, native_name, mono_string_new (domain, idx2string (ri->native_name)));
 301         MONO_OBJECT_SETREF (this, currency_symbol, mono_string_new (domain, idx2string (ri->currency_symbol)));
 302         MONO_OBJECT_SETREF (this, iso_currency_symbol, mono_string_new (domain, idx2string (ri->iso_currency_symbol)));
 303         MONO_OBJECT_SETREF (this, currency_english_name, mono_string_new (domain, idx2string (ri->currency_english_name)));
 304         MONO_OBJECT_SETREF (this, currency_native_name, mono_string_new (domain, idx2string (ri->currency_native_name)));
 305
 306         return TRUE;
 307 }
 308
 309 static const CultureInfoEntry*
 310 culture_info_entry_from_lcid (int lcid)
 311 {
 312         const CultureInfoEntry *ci;
 313
 314         ci = mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
 315
 316         return ci;
 317 }
 318
 319 static const RegionInfoEntry*
 320 region_info_entry_from_lcid (int lcid)
 321 {
 322         const RegionInfoEntry *entry;
 323         const CultureInfoEntry *ne;
 324
 325         MONO_ARCH_SAVE_REGS;
 326
 327         ne = mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
 328
 329         if (ne == NULL)
 330                 return FALSE;
 331
 332         entry = &region_entries [ne->region_entry_index];
 333
 334         return entry;
 335 }
 336
 337 #if defined (__APPLE__)
 338 static gchar*
 339 get_darwin_locale (void)
 340 {
 341         static gchar *darwin_locale = NULL;
 342         CFLocaleRef locale = NULL;
 343         CFStringRef locale_language = NULL;
 344         CFStringRef locale_country = NULL;
 345         CFStringRef locale_script = NULL;
 346         CFStringRef locale_cfstr = NULL;
 347         CFIndex bytes_converted;
 348         CFIndex bytes_written;
 349         CFIndex len;
 350         int i;
 351
 352         if (darwin_locale != NULL)
 353                 return g_strdup (darwin_locale);
 354
 355         locale = CFLocaleCopyCurrent ();
 356
 357         if (locale) {
 358                 locale_language = CFLocaleGetValue (locale, kCFLocaleLanguageCode);
 359                 if (locale_language != NULL && CFStringGetBytes(locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 360                         len = bytes_converted + 1;
 361
 362                         locale_country = CFLocaleGetValue (locale, kCFLocaleCountryCode);
 363                         if (locale_country != NULL && CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 364                                 len += bytes_converted + 1;
 365
 366                                 locale_script = CFLocaleGetValue (locale, kCFLocaleScriptCode);
 367                                 if (locale_script != NULL && CFStringGetBytes (locale_script, CFRangeMake (0, CFStringGetLength (locale_script)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 368                                         len += bytes_converted + 1;
 369                                 }
 370
 371                                 darwin_locale = (char *) malloc (len + 1);
 372                                 CFStringGetBytes (locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) darwin_locale, len, &bytes_converted);
 373
 374                                 darwin_locale[bytes_converted] = '-';
 375                                 bytes_written = bytes_converted + 1;
 376                                 if (locale_script != NULL && CFStringGetBytes (locale_script, CFRangeMake (0, CFStringGetLength (locale_script)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) &darwin_locale[bytes_written], len - bytes_written, &bytes_converted) > 0) {
 377                                         darwin_locale[bytes_written + bytes_converted] = '-';
 378                                         bytes_written += bytes_converted + 1;
 379                                 }
 380
 381                                 CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) &darwin_locale[bytes_written], len - bytes_written, &bytes_converted);
 382                                 darwin_locale[bytes_written + bytes_converted] = '\0';
 383                         }
 384                 }
 385
 386                 if (darwin_locale == NULL) {
 387                         locale_cfstr = CFLocaleGetIdentifier (locale);
 388
 389                         if (locale_cfstr) {
 390                                 len = CFStringGetMaximumSizeForEncoding (CFStringGetLength (locale_cfstr), kCFStringEncodingMacRoman) + 1;
 391                                 darwin_locale = (char *) malloc (len);
 392                                 if (!CFStringGetCString (locale_cfstr, darwin_locale, len, kCFStringEncodingMacRoman)) {
 393                                         free (darwin_locale);
 394                                         CFRelease (locale);
 395                                         darwin_locale = NULL;
 396                                         return NULL;
 397                                 }
 398
 399                                 for (i = 0; i < strlen (darwin_locale); i++)
 400                                         if (darwin_locale [i] == '_')
 401                                                 darwin_locale [i] = '-';
 402                         }
 403                 }
 404
 405                 CFRelease (locale);
 406         }
 407
 408         return g_strdup (darwin_locale);
 409 }
 410 #endif
 411
 412 static char *
 413 get_posix_locale (void)
 414 {
 415         const char *locale;
 416
 417         locale = g_getenv ("LC_ALL");
 418         if (locale == NULL) {
 419                 locale = g_getenv ("LANG");
 420                 if (locale == NULL)
 421                         locale = setlocale (LC_ALL, NULL);
 422         }
 423         if (locale == NULL)
 424                 return NULL;
 425
 426         /* Skip English-only locale 'C' */
 427         if (strcmp (locale, "C") == 0)
 428                 return NULL;
 429
 430         return g_strdup (locale);
 431 }
 432
 433
 434 static gchar *
 435 get_current_locale_name (void)
 436 {
 437         char *locale;
 438         char *p, *ret;
 439
 440 #ifdef HOST_WIN32
 441         locale = g_win32_getlocale ();
 442 #elif defined (__APPLE__)
 443         locale = get_darwin_locale ();
 444         if (!locale)
 445                 locale = get_posix_locale ();
 446 #else
 447         locale = get_posix_locale ();
 448 #endif
 449
 450         if (locale == NULL)
 451                 return NULL;
 452
 453         p = strchr (locale, '.');
 454         if (p != NULL)
 455                 *p = 0;
 456         p = strchr (locale, '@');
 457         if (p != NULL)
 458                 *p = 0;
 459         p = strchr (locale, '_');
 460         if (p != NULL)
 461                 *p = '-';
 462
 463         ret = g_ascii_strdown (locale, -1);
 464         g_free (locale);
 465
 466         return ret;
 467 }
 468
 469 MonoString*
 470 ves_icall_System_Globalization_CultureInfo_get_current_locale_name (void)
 471 {
 472         gchar *locale;
 473         MonoString* ret;
 474         MonoDomain *domain;
 475
 476         MONO_ARCH_SAVE_REGS;
 477
 478         locale = get_current_locale_name ();
 479         if (locale == NULL)
 480                 return NULL;
 481
 482         domain = mono_domain_get ();
 483         ret = mono_string_new (domain, locale);
 484         g_free (locale);
 485
 486         return ret;
 487 }
 488
 489 MonoBoolean
 490 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_lcid (MonoCultureInfo *this,
 491                 gint lcid)
 492 {
 493         const CultureInfoEntry *ci;
 494
 495         MONO_ARCH_SAVE_REGS;
 496
 497         ci = culture_info_entry_from_lcid (lcid);
 498         if(ci == NULL)
 499                 return FALSE;
 500
 501         return construct_culture (this, ci);
 502 }
 503
 504 MonoBoolean
 505 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_name (MonoCultureInfo *this,
 506                 MonoString *name)
 507 {
 508         const CultureInfoNameEntry *ne;
 509         char *n;
 510
 511         MONO_ARCH_SAVE_REGS;
 512
 513         n = mono_string_to_utf8 (name);
 514         ne = mono_binary_search (n, culture_name_entries, NUM_CULTURE_ENTRIES,
 515                         sizeof (CultureInfoNameEntry), culture_name_locator);
 516
 517         if (ne == NULL) {
 518                 /*g_print ("ne (%s) is null\n", n);*/
 519                 g_free (n);
 520                 return FALSE;
 521         }
 522         g_free (n);
 523
 524         return construct_culture (this, &culture_entries [ne->culture_entry_index]);
 525 }
 526 /*
 527 MonoBoolean
 528 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_specific_name (MonoCultureInfo *ci,
 529                 MonoString *name)
 530 {
 531         gchar *locale;
 532         gboolean ret;
 533
 534         MONO_ARCH_SAVE_REGS;
 535
 536         locale = mono_string_to_utf8 (name);
 537         ret = construct_culture_from_specific_name (ci, locale);
 538         g_free (locale);
 539
 540         return ret;
 541 }
 542 */
 543 MonoBoolean
 544 ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_lcid (MonoRegionInfo *this,
 545                 gint lcid)
 546 {
 547         const RegionInfoEntry *ri;
 548
 549         MONO_ARCH_SAVE_REGS;
 550
 551         ri = region_info_entry_from_lcid (lcid);
 552         if(ri == NULL)
 553                 return FALSE;
 554
 555         return construct_region (this, ri);
 556 }
 557
 558 MonoBoolean
 559 ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_name (MonoRegionInfo *this,
 560                 MonoString *name)
 561 {
 562         const RegionInfoNameEntry *ne;
 563         char *n;
 564
 565         MONO_ARCH_SAVE_REGS;
 566
 567         n = mono_string_to_utf8 (name);
 568         ne = mono_binary_search (n, region_name_entries, NUM_REGION_ENTRIES,
 569                 sizeof (RegionInfoNameEntry), region_name_locator);
 570
 571         if (ne == NULL) {
 572                 /*g_print ("ne (%s) is null\n", n);*/
 573                 g_free (n);
 574                 return FALSE;
 575         }
 576         g_free (n);
 577
 578         return construct_region (this, &region_entries [ne->region_entry_index]);
 579 }
 580
 581 MonoArray*
 582 ves_icall_System_Globalization_CultureInfo_internal_get_cultures (MonoBoolean neutral,
 583                 MonoBoolean specific, MonoBoolean installed)
 584 {
 585         MonoArray *ret;
 586         MonoClass *class;
 587         MonoCultureInfo *culture;
 588         MonoDomain *domain;
 589         const CultureInfoEntry *ci;
 590         gint i, len;
 591         gboolean is_neutral;
 592
 593         MONO_ARCH_SAVE_REGS;
 594
 595         domain = mono_domain_get ();
 596
 597         len = 0;
 598         for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
 599                 ci = &culture_entries [i];
 600                 is_neutral = ci->territory == 0;
 601                 if ((neutral && is_neutral) || (specific && !is_neutral))
 602                         len++;
 603         }
 604
 605         class = mono_class_from_name (mono_get_corlib (),
 606                         "System.Globalization", "CultureInfo");
 607
 608         /* The InvariantCulture is not in culture_entries */
 609         /* We reserve the first slot in the array for it */
 610         if (neutral)
 611                 len++;
 612
 613         ret = mono_array_new (domain, class, len);
 614
 615         if (len == 0)
 616                 return ret;
 617
 618         len = 0;
 619         if (neutral)
 620                 mono_array_setref (ret, len++, NULL);
 621
 622         for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
 623                 ci = &culture_entries [i];
 624                 is_neutral = ci->territory == 0;
 625                 if ((neutral && is_neutral) || (specific && !is_neutral)) {
 626                         culture = (MonoCultureInfo *) mono_object_new (domain, class);
 627                         mono_runtime_object_init ((MonoObject *) culture);
 628                         construct_culture (culture, ci);
 629                         culture->use_user_override = TRUE;
 630                         mono_array_setref (ret, len++, culture);
 631                 }
 632         }
 633
 634         return ret;
 635 }
 636
 637 void ves_icall_System_Globalization_CompareInfo_construct_compareinfo (MonoCompareInfo *comp, MonoString *locale)
 638 {
 639         /* Nothing to do here */
 640 }
 641
 642 int ves_icall_System_Globalization_CompareInfo_internal_compare (MonoCompareInfo *this, MonoString *str1, gint32 off1, gint32 len1, MonoString *str2, gint32 off2, gint32 len2, gint32 options)
 643 {
 644         MONO_ARCH_SAVE_REGS;
 645
 646         /* Do a normal ascii string compare, as we only know the
 647          * invariant locale if we dont have ICU
 648          */
 649         return(string_invariant_compare (str1, off1, len1, str2, off2, len2,
 650                                          options));
 651 }
 652
 653 void ves_icall_System_Globalization_CompareInfo_free_internal_collator (MonoCompareInfo *this)
 654 {
 655         /* Nothing to do here */
 656 }
 657
 658 void ves_icall_System_Globalization_CompareInfo_assign_sortkey (MonoCompareInfo *this, MonoSortKey *key, MonoString *source, gint32 options)
 659 {
 660         MonoArray *arr;
 661         gint32 keylen, i;
 662
 663         MONO_ARCH_SAVE_REGS;
 664
 665         keylen=mono_string_length (source);
 666
 667         arr=mono_array_new (mono_domain_get (), mono_get_byte_class (),
 668                             keylen);
 669         for(i=0; i<keylen; i++) {
 670                 mono_array_set (arr, guint8, i, mono_string_chars (source)[i]);
 671         }
 672
 673         MONO_OBJECT_SETREF (key, key, arr);
 674 }
 675
 676 int ves_icall_System_Globalization_CompareInfo_internal_index (MonoCompareInfo *this, MonoString *source, gint32 sindex, gint32 count, MonoString *value, gint32 options, MonoBoolean first)
 677 {
 678         MONO_ARCH_SAVE_REGS;
 679
 680         return(string_invariant_indexof (source, sindex, count, value, first));
 681 }
 682
 683 int ves_icall_System_Globalization_CompareInfo_internal_index_char (MonoCompareInfo *this, MonoString *source, gint32 sindex, gint32 count, gunichar2 value, gint32 options, MonoBoolean first)
 684 {
 685         MONO_ARCH_SAVE_REGS;
 686
 687         return(string_invariant_indexof_char (source, sindex, count, value,
 688                                               first));
 689 }
 690
 691 int ves_icall_System_Threading_Thread_current_lcid (void)
 692 {
 693         MONO_ARCH_SAVE_REGS;
 694
 695         /* Invariant */
 696         return(0x007F);
 697 }
 698
 699 MonoString *ves_icall_System_String_InternalReplace_Str_Comp (MonoString *this, MonoString *old, MonoString *new, MonoCompareInfo *comp)
 700 {
 701         MONO_ARCH_SAVE_REGS;
 702
 703         /* Do a normal ascii string compare and replace, as we only
 704          * know the invariant locale if we dont have ICU
 705          */
 706         return(string_invariant_replace (this, old, new));
 707 }
 708
 709 static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
 710                                              gint32 options)
 711 {
 712         gint32 result;
 713
 714         /* Ordinal can not be mixed with other options, and must return the difference, not only -1, 0, 1 */
 715         if (options & CompareOptions_Ordinal)
 716                 return (gint32) c1 - c2;
 717
 718         if (options & CompareOptions_IgnoreCase) {
 719                 GUnicodeType c1type, c2type;
 720
 721                 c1type = g_unichar_type (c1);
 722                 c2type = g_unichar_type (c2);
 723
 724                 result = (gint32) (c1type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c1) : c1) -
 725                         (c2type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c2) : c2);
 726         } else {
 727                 /*
 728                  * No options. Kana, symbol and spacing options don't
 729                  * apply to the invariant culture.
 730                  */
 731
 732                 /*
 733                  * FIXME: here we must use the information from c1type and c2type
 734                  * to find out the proper collation, even on the InvariantCulture, the
 735                  * sorting is not done by computing the unicode values, but their
 736                  * actual sort order.
 737                  */
 738                 result = (gint32) c1 - c2;
 739         }
 740
 741         return ((result < 0) ? -1 : (result > 0) ? 1 : 0);
 742 }
 743
 744 static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
 745                                         gint32 len1, MonoString *str2,
 746                                         gint32 off2, gint32 len2,
 747                                         gint32 options)
 748 {
 749         /* c translation of C# code from old string.cs.. :) */
 750         gint32 length;
 751         gint32 charcmp;
 752         gunichar2 *ustr1;
 753         gunichar2 *ustr2;
 754         gint32 pos;
 755
 756         if(len1 >= len2) {
 757                 length=len1;
 758         } else {
 759                 length=len2;
 760         }
 761
 762         ustr1 = mono_string_chars(str1)+off1;
 763         ustr2 = mono_string_chars(str2)+off2;
 764
 765         pos = 0;
 766
 767         for (pos = 0; pos != length; pos++) {
 768                 if (pos >= len1 || pos >= len2)
 769                         break;
 770
 771                 charcmp = string_invariant_compare_char(ustr1[pos], ustr2[pos],
 772                                                         options);
 773                 if (charcmp != 0) {
 774                         return(charcmp);
 775                 }
 776         }
 777
 778         /* the lesser wins, so if we have looped until length we just
 779          * need to check the last char
 780          */
 781         if (pos == length) {
 782                 return(string_invariant_compare_char(ustr1[pos - 1],
 783                                                      ustr2[pos - 1], options));
 784         }
 785
 786         /* Test if one of the strings has been compared to the end */
 787         if (pos >= len1) {
 788                 if (pos >= len2) {
 789                         return(0);
 790                 } else {
 791                         return(-1);
 792                 }
 793         } else if (pos >= len2) {
 794                 return(1);
 795         }
 796
 797         /* if not, check our last char only.. (can this happen?) */
 798         return(string_invariant_compare_char(ustr1[pos], ustr2[pos], options));
 799 }
 800
 801 static MonoString *string_invariant_replace (MonoString *me,
 802                                              MonoString *oldValue,
 803                                              MonoString *newValue)
 804 {
 805         MonoString *ret;
 806         gunichar2 *src;
 807         gunichar2 *dest=NULL; /* shut gcc up */
 808         gunichar2 *oldstr;
 809         gunichar2 *newstr=NULL; /* shut gcc up here too */
 810         gint32 i, destpos;
 811         gint32 occurr;
 812         gint32 newsize;
 813         gint32 oldstrlen;
 814         gint32 newstrlen;
 815         gint32 srclen;
 816
 817         occurr = 0;
 818         destpos = 0;
 819
 820         oldstr = mono_string_chars(oldValue);
 821         oldstrlen = mono_string_length(oldValue);
 822
 823         if (NULL != newValue) {
 824                 newstr = mono_string_chars(newValue);
 825                 newstrlen = mono_string_length(newValue);
 826         } else
 827                 newstrlen = 0;
 828
 829         src = mono_string_chars(me);
 830         srclen = mono_string_length(me);
 831
 832         if (oldstrlen != newstrlen) {
 833                 i = 0;
 834                 while (i <= srclen - oldstrlen) {
 835                         if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2))) {
 836                                 occurr++;
 837                                 i += oldstrlen;
 838                         }
 839                         else
 840                                 i ++;
 841                 }
 842                 if (occurr == 0)
 843                         return me;
 844                 newsize = srclen + ((newstrlen - oldstrlen) * occurr);
 845         } else
 846                 newsize = srclen;
 847
 848         ret = NULL;
 849         i = 0;
 850         while (i < srclen) {
 851                 if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2))) {
 852                         if (ret == NULL) {
 853                                 ret = mono_string_new_size( mono_domain_get (), newsize);
 854                                 dest = mono_string_chars(ret);
 855                                 memcpy (dest, src, i * sizeof(gunichar2));
 856                         }
 857                         if (newstrlen > 0) {
 858                                 memcpy(dest + destpos, newstr, newstrlen * sizeof(gunichar2));
 859                                 destpos += newstrlen;
 860                         }
 861                         i += oldstrlen;
 862                         continue;
 863                 } else if (ret != NULL) {
 864                         dest[destpos] = src[i];
 865                 }
 866                 destpos++;
 867                 i++;
 868         }
 869
 870         if (ret == NULL)
 871                 return me;
 872
 873         return ret;
 874 }
 875
 876 static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
 877                                         gint32 count, MonoString *value,
 878                                         MonoBoolean first)
 879 {
 880         gint32 lencmpstr;
 881         gunichar2 *src;
 882         gunichar2 *cmpstr;
 883         gint32 pos,i;
 884
 885         lencmpstr = mono_string_length(value);
 886
 887         src = mono_string_chars(source);
 888         cmpstr = mono_string_chars(value);
 889
 890         if(first) {
 891                 count -= lencmpstr;
 892                 for(pos=sindex;pos <= sindex+count;pos++) {
 893                         for(i=0;src[pos+i]==cmpstr[i];) {
 894                                 if(++i==lencmpstr) {
 895                                         return(pos);
 896                                 }
 897                         }
 898                 }
 899
 900                 return(-1);
 901         } else {
 902                 for(pos=sindex-lencmpstr+1;pos>sindex-count;pos--) {
 903                         if(memcmp (src+pos, cmpstr,
 904                                    lencmpstr*sizeof(gunichar2))==0) {
 905                                 return(pos);
 906                         }
 907                 }
 908
 909                 return(-1);
 910         }
 911 }
 912
 913 static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
 914                                              gint32 count, gunichar2 value,
 915                                              MonoBoolean first)
 916 {
 917         gint32 pos;
 918         gunichar2 *src;
 919
 920         src = mono_string_chars(source);
 921         if(first) {
 922                 for (pos = sindex; pos != count + sindex; pos++) {
 923                         if (src [pos] == value) {
 924                                 return(pos);
 925                         }
 926                 }
 927
 928                 return(-1);
 929         } else {
 930                 for (pos = sindex; pos > sindex - count; pos--) {
 931                         if (src [pos] == value)
 932                                 return(pos);
 933                 }
 934
 935                 return(-1);
 936         }
 937 }
 938
 939 void load_normalization_resource (guint8 **argProps,
 940                                   guint8 **argMappedChars,
 941                                   guint8 **argCharMapIndex,
 942                                   guint8 **argHelperIndex,
 943                                   guint8 **argMapIdxToComposite,
 944                                   guint8 **argCombiningClass)
 945 {
 946 #ifdef DISABLE_NORMALIZATION
 947         mono_raise_exception (mono_get_exception_not_supported ("This runtime has been compiled without string normalization support."));
 948 #else
 949         *argProps = (guint8*)props;
 950         *argMappedChars = (guint8*) mappedChars;
 951         *argCharMapIndex = (guint8*) charMapIndex;
 952         *argHelperIndex = (guint8*) helperIndex;
 953         *argMapIdxToComposite = (guint8*) mapIdxToComposite;
 954         *argCombiningClass = (guint8*)combiningClass;
 955 #endif
 956 }
 957
 958