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  * Licensed under the MIT license. See LICENSE file in the project root for full license information.
  14  */
  15
  16 #include <config.h>
  17 #include <glib.h>
  18 #include <string.h>
  19
  20 #include <mono/metadata/debug-helpers.h>
  21 #include <mono/metadata/object.h>
  22 #include <mono/metadata/appdomain.h>
  23 #include <mono/metadata/exception.h>
  24 #include <mono/metadata/monitor.h>
  25 #include <mono/metadata/locales.h>
  26 #include <mono/metadata/culture-info.h>
  27 #include <mono/metadata/culture-info-tables.h>
  28 #include <mono/utils/bsearch.h>
  29
  30 #ifndef DISABLE_NORMALIZATION
  31 #include <mono/metadata/normalization-tables.h>
  32 #endif
  33
  34 #include <locale.h>
  35 #if defined(__APPLE__)
  36 #include <CoreFoundation/CoreFoundation.h>
  37 #endif
  38
  39 #undef DEBUG
  40
  41 static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
  42                                              gint32 options);
  43 static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
  44                                         gint32 len1, MonoString *str2,
  45                                         gint32 off2, gint32 len2,
  46                                         gint32 options);
  47 static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
  48                                         gint32 count, MonoString *value,
  49                                         MonoBoolean first);
  50 static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
  51                                              gint32 count, gunichar2 value,
  52                                              MonoBoolean first);
  53
  54 static const CultureInfoEntry* culture_info_entry_from_lcid (int lcid);
  55
  56 static const RegionInfoEntry* region_info_entry_from_lcid (int lcid);
  57
  58 /* Lazy class loading functions */
  59 static GENERATE_GET_CLASS_WITH_CACHE (culture_info, System.Globalization, CultureInfo)
  60
  61 static int
  62 culture_lcid_locator (const void *a, const void *b)
  63 {
  64         const int *lcid = (const int *)a;
  65         const CultureInfoEntry *bb = (const CultureInfoEntry *)b;
  66
  67         return *lcid - bb->lcid;
  68 }
  69
  70 static int
  71 culture_name_locator (const void *a, const void *b)
  72 {
  73         const char *aa = (const char *)a;
  74         const CultureInfoNameEntry *bb = (const CultureInfoNameEntry *)b;
  75         int ret;
  76
  77         ret = strcmp (aa, idx2string (bb->name));
  78
  79         return ret;
  80 }
  81
  82 static int
  83 region_name_locator (const void *a, const void *b)
  84 {
  85         const char *aa = (const char *)a;
  86         const RegionInfoNameEntry *bb = (const RegionInfoNameEntry *)b;
  87         int ret;
  88
  89         ret = strcmp (aa, idx2string (bb->name));
  90
  91         return ret;
  92 }
  93
  94 static MonoArray*
  95 create_group_sizes_array (const gint *gs, gint ml, MonoError *error)
  96 {
  97         MonoArray *ret;
  98         int i, len = 0;
  99
 100         mono_error_init (error);
 101
 102         for (i = 0; i < ml; i++) {
 103                 if (gs [i] == -1)
 104                         break;
 105                 len++;
 106         }
 107
 108         ret = mono_array_new_cached (mono_domain_get (),
 109                                      mono_get_int32_class (), len, error);
 110         return_val_if_nok (error, NULL);
 111
 112         for(i = 0; i < len; i++)
 113                 mono_array_set (ret, gint32, i, gs [i]);
 114
 115         return ret;
 116 }
 117
 118 static MonoArray*
 119 create_names_array_idx (const guint16 *names, int ml, MonoError *error)
 120 {
 121         MonoArray *ret;
 122         MonoDomain *domain;
 123         int i;
 124
 125         mono_error_init (error);
 126
 127         if (names == NULL)
 128                 return NULL;
 129
 130         domain = mono_domain_get ();
 131
 132         ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), ml, error);
 133         return_val_if_nok (error, NULL);
 134
 135         for(i = 0; i < ml; i++)
 136                 mono_array_setref (ret, i, mono_string_new (domain, dtidx2string (names [i])));
 137
 138         return ret;
 139 }
 140
 141 static MonoArray*
 142 create_names_array_idx_dynamic (const guint16 *names, int ml, MonoError *error)
 143 {
 144         MonoArray *ret;
 145         MonoDomain *domain;
 146         int i, len = 0;
 147
 148         mono_error_init (error);
 149
 150         if (names == NULL)
 151                 return NULL;
 152
 153         domain = mono_domain_get ();
 154
 155         for (i = 0; i < ml; i++) {
 156                 if (names [i] == 0)
 157                         break;
 158                 len++;
 159         }
 160
 161         ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), len, error);
 162         return_val_if_nok (error, NULL);
 163
 164         for(i = 0; i < len; i++)
 165                 mono_array_setref (ret, i, mono_string_new (domain, pattern2string (names [i])));
 166
 167         return ret;
 168 }
 169
 170 MonoBoolean
 171 ves_icall_System_Globalization_CalendarData_fill_calendar_data (MonoCalendarData *this_obj, MonoString *name, gint32 calendar_index)
 172 {
 173         MonoError error;
 174         MonoDomain *domain;
 175         const DateTimeFormatEntry *dfe;
 176         const CultureInfoNameEntry *ne;
 177         const CultureInfoEntry *ci;
 178         char *n;
 179
 180         n = mono_string_to_utf8_checked (name, &error);
 181         if (mono_error_set_pending_exception (&error))
 182                 return FALSE;
 183         ne = (const CultureInfoNameEntry *)mono_binary_search (n, culture_name_entries, NUM_CULTURE_ENTRIES,
 184                         sizeof (CultureInfoNameEntry), culture_name_locator);
 185         g_free (n);
 186         if (ne == NULL) {
 187                 return FALSE;
 188         }
 189
 190         ci = &culture_entries [ne->culture_entry_index];
 191         dfe = &datetime_format_entries [ci->datetime_format_index];
 192
 193         domain = mono_domain_get ();
 194
 195         MONO_OBJECT_SETREF (this_obj, NativeName, mono_string_new (domain, idx2string (ci->nativename)));
 196         MonoArray *short_date_patterns = create_names_array_idx_dynamic (dfe->short_date_patterns,
 197                                                                          NUM_SHORT_DATE_PATTERNS, &error);
 198         return_val_and_set_pending_if_nok (&error, FALSE);
 199         MONO_OBJECT_SETREF (this_obj, ShortDatePatterns, short_date_patterns);
 200         MonoArray *year_month_patterns =create_names_array_idx_dynamic (dfe->year_month_patterns,
 201                                                                         NUM_YEAR_MONTH_PATTERNS, &error);
 202         return_val_and_set_pending_if_nok (&error, FALSE);
 203         MONO_OBJECT_SETREF (this_obj, YearMonthPatterns, year_month_patterns);
 204
 205         MonoArray *long_date_patterns = create_names_array_idx_dynamic (dfe->long_date_patterns,
 206                                                                         NUM_LONG_DATE_PATTERNS, &error);
 207         return_val_and_set_pending_if_nok (&error, FALSE);
 208         MONO_OBJECT_SETREF (this_obj, LongDatePatterns, long_date_patterns);
 209
 210         MONO_OBJECT_SETREF (this_obj, MonthDayPattern, mono_string_new (domain, pattern2string (dfe->month_day_pattern)));
 211
 212         MonoArray *day_names = create_names_array_idx (dfe->day_names, NUM_DAYS, &error);
 213         return_val_and_set_pending_if_nok (&error, FALSE);
 214         MONO_OBJECT_SETREF (this_obj, DayNames, day_names);
 215
 216         MonoArray *abbr_day_names = create_names_array_idx (dfe->abbreviated_day_names,
 217                                                             NUM_DAYS, &error);
 218         return_val_and_set_pending_if_nok (&error, FALSE);
 219         MONO_OBJECT_SETREF (this_obj, AbbreviatedDayNames, abbr_day_names);
 220
 221         MonoArray *ss_day_names = create_names_array_idx (dfe->shortest_day_names, NUM_DAYS, &error);
 222         return_val_and_set_pending_if_nok (&error, FALSE);
 223         MONO_OBJECT_SETREF (this_obj, SuperShortDayNames, ss_day_names);
 224
 225         MonoArray *month_names = create_names_array_idx (dfe->month_names, NUM_MONTHS, &error);
 226         return_val_and_set_pending_if_nok (&error, FALSE);
 227         MONO_OBJECT_SETREF (this_obj, MonthNames, month_names);
 228
 229         MonoArray *abbr_mon_names = create_names_array_idx (dfe->abbreviated_month_names,
 230                                                             NUM_MONTHS, &error);
 231         return_val_and_set_pending_if_nok (&error, FALSE);
 232         MONO_OBJECT_SETREF (this_obj, AbbreviatedMonthNames, abbr_mon_names);
 233
 234
 235         MonoArray *gen_month_names = create_names_array_idx (dfe->month_genitive_names, NUM_MONTHS, &error);
 236         return_val_and_set_pending_if_nok (&error, FALSE);
 237         MONO_OBJECT_SETREF (this_obj, GenitiveMonthNames, gen_month_names);
 238
 239         MonoArray *gen_abbr_mon_names = create_names_array_idx (dfe->abbreviated_month_genitive_names, NUM_MONTHS, &error);
 240         return_val_and_set_pending_if_nok (&error, FALSE);
 241         MONO_OBJECT_SETREF (this_obj, GenitiveAbbreviatedMonthNames, gen_abbr_mon_names);
 242
 243         return TRUE;
 244 }
 245
 246 void
 247 ves_icall_System_Globalization_CultureData_fill_culture_data (MonoCultureData *this_obj, gint32 datetime_index)
 248 {
 249         MonoError error;
 250         MonoDomain *domain;
 251         const DateTimeFormatEntry *dfe;
 252
 253         g_assert (datetime_index >= 0);
 254
 255         dfe = &datetime_format_entries [datetime_index];
 256
 257         domain = mono_domain_get ();
 258
 259         MONO_OBJECT_SETREF (this_obj, AMDesignator, mono_string_new (domain, idx2string (dfe->am_designator)));
 260         MONO_OBJECT_SETREF (this_obj, PMDesignator, mono_string_new (domain, idx2string (dfe->pm_designator)));
 261         MONO_OBJECT_SETREF (this_obj, TimeSeparator, mono_string_new (domain, idx2string (dfe->time_separator)));
 262
 263         MonoArray *long_time_patterns = create_names_array_idx_dynamic (dfe->long_time_patterns,
 264                                                                         NUM_LONG_TIME_PATTERNS, &error);
 265         if (mono_error_set_pending_exception (&error))
 266                 return;
 267         MONO_OBJECT_SETREF (this_obj, LongTimePatterns, long_time_patterns);
 268
 269         MonoArray *short_time_patterns = create_names_array_idx_dynamic (dfe->short_time_patterns,
 270                                                                          NUM_SHORT_TIME_PATTERNS, &error);
 271         if (mono_error_set_pending_exception (&error))
 272                 return;
 273         MONO_OBJECT_SETREF (this_obj, ShortTimePatterns, short_time_patterns);
 274         this_obj->FirstDayOfWeek = dfe->first_day_of_week;
 275         this_obj->CalendarWeekRule = dfe->calendar_week_rule;
 276 }
 277
 278 void
 279 ves_icall_System_Globalization_CultureData_fill_number_data (MonoNumberFormatInfo* number, gint32 number_index)
 280 {
 281         MonoError error;
 282         MonoDomain *domain;
 283         const NumberFormatEntry *nfe;
 284
 285         g_assert (number_index >= 0);
 286
 287         nfe = &number_format_entries [number_index];
 288
 289         domain = mono_domain_get ();
 290
 291         number->currencyDecimalDigits = nfe->currency_decimal_digits;
 292         MONO_OBJECT_SETREF (number, currencyDecimalSeparator, mono_string_new (domain,
 293                         idx2string (nfe->currency_decimal_separator)));
 294         MONO_OBJECT_SETREF (number, currencyGroupSeparator, mono_string_new (domain,
 295                         idx2string (nfe->currency_group_separator)));
 296         MonoArray *currency_sizes_arr = create_group_sizes_array (nfe->currency_group_sizes,
 297                                                                   GROUP_SIZE, &error);
 298         if (mono_error_set_pending_exception (&error))
 299                 return;
 300         MONO_OBJECT_SETREF (number, currencyGroupSizes, currency_sizes_arr);
 301         number->currencyNegativePattern = nfe->currency_negative_pattern;
 302         number->currencyPositivePattern = nfe->currency_positive_pattern;
 303         MONO_OBJECT_SETREF (number, currencySymbol, mono_string_new (domain, idx2string (nfe->currency_symbol)));
 304         MONO_OBJECT_SETREF (number, naNSymbol, mono_string_new (domain, idx2string (nfe->nan_symbol)));
 305         MONO_OBJECT_SETREF (number, negativeInfinitySymbol, mono_string_new (domain,
 306                         idx2string (nfe->negative_infinity_symbol)));
 307         MONO_OBJECT_SETREF (number, negativeSign, mono_string_new (domain, idx2string (nfe->negative_sign)));
 308         number->numberDecimalDigits = nfe->number_decimal_digits;
 309         MONO_OBJECT_SETREF (number, numberDecimalSeparator, mono_string_new (domain,
 310                         idx2string (nfe->number_decimal_separator)));
 311         MONO_OBJECT_SETREF (number, numberGroupSeparator, mono_string_new (domain, idx2string (nfe->number_group_separator)));
 312         MonoArray *number_sizes_arr = create_group_sizes_array (nfe->number_group_sizes,
 313                                                                 GROUP_SIZE, &error);
 314         if (mono_error_set_pending_exception (&error))
 315                 return;
 316         MONO_OBJECT_SETREF (number, numberGroupSizes, number_sizes_arr);
 317         number->numberNegativePattern = nfe->number_negative_pattern;
 318         number->percentNegativePattern = nfe->percent_negative_pattern;
 319         number->percentPositivePattern = nfe->percent_positive_pattern;
 320         MONO_OBJECT_SETREF (number, percentSymbol, mono_string_new (domain, idx2string (nfe->percent_symbol)));
 321         MONO_OBJECT_SETREF (number, perMilleSymbol, mono_string_new (domain, idx2string (nfe->per_mille_symbol)));
 322         MONO_OBJECT_SETREF (number, positiveInfinitySymbol, mono_string_new (domain,
 323                         idx2string (nfe->positive_infinity_symbol)));
 324         MONO_OBJECT_SETREF (number, positiveSign, mono_string_new (domain, idx2string (nfe->positive_sign)));
 325 }
 326
 327 static MonoBoolean
 328 construct_culture (MonoCultureInfo *this_obj, const CultureInfoEntry *ci, MonoError *error)
 329 {
 330         MonoDomain *domain = mono_domain_get ();
 331
 332         mono_error_init (error);
 333
 334         this_obj->lcid = ci->lcid;
 335         MONO_OBJECT_SETREF (this_obj, name, mono_string_new (domain, idx2string (ci->name)));
 336         MONO_OBJECT_SETREF (this_obj, englishname, mono_string_new (domain, idx2string (ci->englishname)));
 337         MONO_OBJECT_SETREF (this_obj, nativename, mono_string_new (domain, idx2string (ci->nativename)));
 338         MONO_OBJECT_SETREF (this_obj, win3lang, mono_string_new (domain, idx2string (ci->win3lang)));
 339         MONO_OBJECT_SETREF (this_obj, iso3lang, mono_string_new (domain, idx2string (ci->iso3lang)));
 340         MONO_OBJECT_SETREF (this_obj, iso2lang, mono_string_new (domain, idx2string (ci->iso2lang)));
 341
 342         // It's null for neutral cultures
 343         if (ci->territory > 0)
 344                 MONO_OBJECT_SETREF (this_obj, territory, mono_string_new (domain, idx2string (ci->territory)));
 345
 346         MonoArray *native_calendar_names = create_names_array_idx (ci->native_calendar_names, NUM_CALENDARS, error);
 347         return_val_if_nok (error, FALSE);
 348         MONO_OBJECT_SETREF (this_obj, native_calendar_names, native_calendar_names);
 349         this_obj->parent_lcid = ci->parent_lcid;
 350         this_obj->datetime_index = ci->datetime_format_index;
 351         this_obj->number_index = ci->number_format_index;
 352         this_obj->calendar_type = ci->calendar_type;
 353         this_obj->text_info_data = &ci->text_info;
 354
 355         return TRUE;
 356 }
 357
 358 static MonoBoolean
 359 construct_region (MonoRegionInfo *this_obj, const RegionInfoEntry *ri)
 360 {
 361         MonoDomain *domain = mono_domain_get ();
 362
 363         this_obj->geo_id = ri->geo_id;
 364         MONO_OBJECT_SETREF (this_obj, iso2name, mono_string_new (domain, idx2string (ri->iso2name)));
 365         MONO_OBJECT_SETREF (this_obj, iso3name, mono_string_new (domain, idx2string (ri->iso3name)));
 366         MONO_OBJECT_SETREF (this_obj, win3name, mono_string_new (domain, idx2string (ri->win3name)));
 367         MONO_OBJECT_SETREF (this_obj, english_name, mono_string_new (domain, idx2string (ri->english_name)));
 368         MONO_OBJECT_SETREF (this_obj, native_name, mono_string_new (domain, idx2string (ri->native_name)));
 369         MONO_OBJECT_SETREF (this_obj, currency_symbol, mono_string_new (domain, idx2string (ri->currency_symbol)));
 370         MONO_OBJECT_SETREF (this_obj, iso_currency_symbol, mono_string_new (domain, idx2string (ri->iso_currency_symbol)));
 371         MONO_OBJECT_SETREF (this_obj, currency_english_name, mono_string_new (domain, idx2string (ri->currency_english_name)));
 372         MONO_OBJECT_SETREF (this_obj, currency_native_name, mono_string_new (domain, idx2string (ri->currency_native_name)));
 373
 374         return TRUE;
 375 }
 376
 377 static const CultureInfoEntry*
 378 culture_info_entry_from_lcid (int lcid)
 379 {
 380         const CultureInfoEntry *ci;
 381
 382         ci = (const CultureInfoEntry *)mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
 383
 384         return ci;
 385 }
 386
 387 static const RegionInfoEntry*
 388 region_info_entry_from_lcid (int lcid)
 389 {
 390         const RegionInfoEntry *entry;
 391         const CultureInfoEntry *ne;
 392
 393         ne = (const CultureInfoEntry *)mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
 394
 395         if (ne == NULL)
 396                 return FALSE;
 397
 398         entry = &region_entries [ne->region_entry_index];
 399
 400         return entry;
 401 }
 402
 403 #if defined (__APPLE__)
 404 static gchar*
 405 get_darwin_locale (void)
 406 {
 407         static gchar *darwin_locale = NULL;
 408         CFLocaleRef locale = NULL;
 409         CFStringRef locale_language = NULL;
 410         CFStringRef locale_country = NULL;
 411         CFStringRef locale_script = NULL;
 412         CFStringRef locale_cfstr = NULL;
 413         CFIndex bytes_converted;
 414         CFIndex bytes_written;
 415         CFIndex len;
 416         int i;
 417
 418         if (darwin_locale != NULL)
 419                 return g_strdup (darwin_locale);
 420
 421         locale = CFLocaleCopyCurrent ();
 422
 423         if (locale) {
 424                 locale_language = CFLocaleGetValue (locale, kCFLocaleLanguageCode);
 425                 if (locale_language != NULL && CFStringGetBytes(locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 426                         len = bytes_converted + 1;
 427
 428                         locale_country = CFLocaleGetValue (locale, kCFLocaleCountryCode);
 429                         if (locale_country != NULL && CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 430                                 len += bytes_converted + 1;
 431
 432                                 locale_script = CFLocaleGetValue (locale, kCFLocaleScriptCode);
 433                                 if (locale_script != NULL && CFStringGetBytes (locale_script, CFRangeMake (0, CFStringGetLength (locale_script)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
 434                                         len += bytes_converted + 1;
 435                                 }
 436
 437                                 darwin_locale = (char *) g_malloc (len + 1);
 438                                 CFStringGetBytes (locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) darwin_locale, len, &bytes_converted);
 439
 440                                 darwin_locale[bytes_converted] = '-';
 441                                 bytes_written = bytes_converted + 1;
 442                                 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) {
 443                                         darwin_locale[bytes_written + bytes_converted] = '-';
 444                                         bytes_written += bytes_converted + 1;
 445                                 }
 446
 447                                 CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) &darwin_locale[bytes_written], len - bytes_written, &bytes_converted);
 448                                 darwin_locale[bytes_written + bytes_converted] = '\0';
 449                         }
 450                 }
 451
 452                 if (darwin_locale == NULL) {
 453                         locale_cfstr = CFLocaleGetIdentifier (locale);
 454
 455                         if (locale_cfstr) {
 456                                 len = CFStringGetMaximumSizeForEncoding (CFStringGetLength (locale_cfstr), kCFStringEncodingMacRoman) + 1;
 457                                 darwin_locale = (char *) g_malloc (len);
 458                                 if (!CFStringGetCString (locale_cfstr, darwin_locale, len, kCFStringEncodingMacRoman)) {
 459                                         g_free (darwin_locale);
 460                                         CFRelease (locale);
 461                                         darwin_locale = NULL;
 462                                         return NULL;
 463                                 }
 464
 465                                 for (i = 0; i < strlen (darwin_locale); i++)
 466                                         if (darwin_locale [i] == '_')
 467                                                 darwin_locale [i] = '-';
 468                         }
 469                 }
 470
 471                 CFRelease (locale);
 472         }
 473
 474         return g_strdup (darwin_locale);
 475 }
 476 #endif
 477
 478 static char *
 479 get_posix_locale (void)
 480 {
 481         const char *locale;
 482
 483         locale = g_getenv ("LC_ALL");
 484         if (locale == NULL) {
 485                 locale = g_getenv ("LANG");
 486                 if (locale == NULL)
 487                         locale = setlocale (LC_ALL, NULL);
 488         }
 489         if (locale == NULL)
 490                 return NULL;
 491
 492         /* Skip English-only locale 'C' */
 493         if (strcmp (locale, "C") == 0)
 494                 return NULL;
 495
 496         return g_strdup (locale);
 497 }
 498
 499
 500 static gchar *
 501 get_current_locale_name (void)
 502 {
 503         char *locale;
 504         char *p, *ret;
 505
 506 #ifdef HOST_WIN32
 507         locale = g_win32_getlocale ();
 508 #elif defined (__APPLE__)
 509         locale = get_darwin_locale ();
 510         if (!locale)
 511                 locale = get_posix_locale ();
 512 #else
 513         locale = get_posix_locale ();
 514 #endif
 515
 516         if (locale == NULL)
 517                 return NULL;
 518
 519         p = strchr (locale, '.');
 520         if (p != NULL)
 521                 *p = 0;
 522         p = strchr (locale, '@');
 523         if (p != NULL)
 524                 *p = 0;
 525         p = strchr (locale, '_');
 526         if (p != NULL)
 527                 *p = '-';
 528
 529         ret = g_ascii_strdown (locale, -1);
 530         g_free (locale);
 531
 532         return ret;
 533 }
 534
 535 MonoString*
 536 ves_icall_System_Globalization_CultureInfo_get_current_locale_name (void)
 537 {
 538         gchar *locale;
 539         MonoString* ret;
 540         MonoDomain *domain;
 541
 542         locale = get_current_locale_name ();
 543         if (locale == NULL)
 544                 return NULL;
 545
 546         domain = mono_domain_get ();
 547         ret = mono_string_new (domain, locale);
 548         g_free (locale);
 549
 550         return ret;
 551 }
 552
 553 MonoBoolean
 554 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_lcid (MonoCultureInfo *this_obj,
 555                 gint lcid)
 556 {
 557         MonoError error;
 558         const CultureInfoEntry *ci;
 559
 560         ci = culture_info_entry_from_lcid (lcid);
 561         if(ci == NULL)
 562                 return FALSE;
 563
 564         if (!construct_culture (this_obj, ci, &error)) {
 565                 mono_error_set_pending_exception (&error);
 566                 return FALSE;
 567         }
 568         return TRUE;
 569 }
 570
 571 MonoBoolean
 572 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_name (MonoCultureInfo *this_obj,
 573                 MonoString *name)
 574 {
 575         MonoError error;
 576         const CultureInfoNameEntry *ne;
 577         char *n;
 578
 579         n = mono_string_to_utf8_checked (name, &error);
 580         if (mono_error_set_pending_exception (&error))
 581                 return FALSE;
 582         ne = (const CultureInfoNameEntry *)mono_binary_search (n, culture_name_entries, NUM_CULTURE_ENTRIES,
 583                         sizeof (CultureInfoNameEntry), culture_name_locator);
 584
 585         if (ne == NULL) {
 586                 /*g_print ("ne (%s) is null\n", n);*/
 587                 g_free (n);
 588                 return FALSE;
 589         }
 590         g_free (n);
 591
 592         if (!construct_culture (this_obj, &culture_entries [ne->culture_entry_index], &error)) {
 593                 mono_error_set_pending_exception (&error);
 594                 return FALSE;
 595         }
 596         return TRUE;
 597 }
 598 /*
 599 MonoBoolean
 600 ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_specific_name (MonoCultureInfo *ci,
 601                 MonoString *name)
 602 {
 603         gchar *locale;
 604         gboolean ret;
 605
 606         locale = mono_string_to_utf8 (name);
 607         ret = construct_culture_from_specific_name (ci, locale);
 608         g_free (locale);
 609
 610         return ret;
 611 }
 612 */
 613 MonoBoolean
 614 ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_lcid (MonoRegionInfo *this_obj,
 615                 gint lcid)
 616 {
 617         const RegionInfoEntry *ri;
 618
 619         ri = region_info_entry_from_lcid (lcid);
 620         if(ri == NULL)
 621                 return FALSE;
 622
 623         return construct_region (this_obj, ri);
 624 }
 625
 626 MonoBoolean
 627 ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_name (MonoRegionInfo *this_obj,
 628                 MonoString *name)
 629 {
 630         MonoError error;
 631         const RegionInfoNameEntry *ne;
 632         char *n;
 633
 634         n = mono_string_to_utf8_checked (name, &error);
 635         if (mono_error_set_pending_exception (&error))
 636                 return FALSE;
 637         ne = (const RegionInfoNameEntry *)mono_binary_search (n, region_name_entries, NUM_REGION_ENTRIES,
 638                 sizeof (RegionInfoNameEntry), region_name_locator);
 639
 640         if (ne == NULL) {
 641                 /*g_print ("ne (%s) is null\n", n);*/
 642                 g_free (n);
 643                 return FALSE;
 644         }
 645         g_free (n);
 646
 647         return construct_region (this_obj, &region_entries [ne->region_entry_index]);
 648 }
 649
 650 MonoArray*
 651 ves_icall_System_Globalization_CultureInfo_internal_get_cultures (MonoBoolean neutral,
 652                 MonoBoolean specific, MonoBoolean installed)
 653 {
 654         MonoError error;
 655         MonoArray *ret;
 656         MonoClass *klass;
 657         MonoCultureInfo *culture;
 658         MonoDomain *domain;
 659         const CultureInfoEntry *ci;
 660         gint i, len;
 661         gboolean is_neutral;
 662
 663         domain = mono_domain_get ();
 664
 665         len = 0;
 666         for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
 667                 ci = &culture_entries [i];
 668                 is_neutral = ci->territory == 0;
 669                 if ((neutral && is_neutral) || (specific && !is_neutral))
 670                         len++;
 671         }
 672
 673         klass = mono_class_get_culture_info_class ();
 674
 675         /* The InvariantCulture is not in culture_entries */
 676         /* We reserve the first slot in the array for it */
 677         if (neutral)
 678                 len++;
 679
 680         ret = mono_array_new_checked (domain, klass, len, &error);
 681         if (!is_ok (&error))
 682                 goto fail;
 683
 684         if (len == 0)
 685                 return ret;
 686
 687         len = 0;
 688         if (neutral)
 689                 mono_array_setref (ret, len++, NULL);
 690
 691         for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
 692                 ci = &culture_entries [i];
 693                 is_neutral = ci->territory == 0;
 694                 if ((neutral && is_neutral) || (specific && !is_neutral)) {
 695                         culture = (MonoCultureInfo *) mono_object_new_checked (domain, klass, &error);
 696                         if (!is_ok (&error)) goto fail;
 697                         mono_runtime_object_init_checked ((MonoObject *) culture, &error);
 698                         if (!is_ok (&error)) goto fail;
 699                         if (!construct_culture (culture, ci, &error))
 700                                 goto fail;
 701                         culture->use_user_override = TRUE;
 702                         mono_array_setref (ret, len++, culture);
 703                 }
 704         }
 705
 706         return ret;
 707
 708 fail:
 709         mono_error_set_pending_exception (&error);
 710         return ret;
 711 }
 712
 713 int ves_icall_System_Globalization_CompareInfo_internal_compare (MonoCompareInfo *this_obj, MonoString *str1, gint32 off1, gint32 len1, MonoString *str2, gint32 off2, gint32 len2, gint32 options)
 714 {
 715         /* Do a normal ascii string compare, as we only know the
 716          * invariant locale if we dont have ICU
 717          */
 718         return(string_invariant_compare (str1, off1, len1, str2, off2, len2,
 719                                          options));
 720 }
 721
 722 void ves_icall_System_Globalization_CompareInfo_assign_sortkey (MonoCompareInfo *this_obj, MonoSortKey *key, MonoString *source, gint32 options)
 723 {
 724         MonoError error;
 725         MonoArray *arr;
 726         gint32 keylen, i;
 727
 728         keylen=mono_string_length (source);
 729
 730         arr=mono_array_new_checked (mono_domain_get (), mono_get_byte_class (),
 731                                     keylen, &error);
 732         if (mono_error_set_pending_exception (&error))
 733                 return;
 734
 735         for(i=0; i<keylen; i++) {
 736                 mono_array_set (arr, guint8, i, mono_string_chars (source)[i]);
 737         }
 738
 739         MONO_OBJECT_SETREF (key, key, arr);
 740 }
 741
 742 int ves_icall_System_Globalization_CompareInfo_internal_index (MonoCompareInfo *this_obj, MonoString *source, gint32 sindex, gint32 count, MonoString *value, gint32 options, MonoBoolean first)
 743 {
 744         return(string_invariant_indexof (source, sindex, count, value, first));
 745 }
 746
 747 int ves_icall_System_Globalization_CompareInfo_internal_index_char (MonoCompareInfo *this_obj, MonoString *source, gint32 sindex, gint32 count, gunichar2 value, gint32 options, MonoBoolean first)
 748 {
 749         return(string_invariant_indexof_char (source, sindex, count, value,
 750                                               first));
 751 }
 752
 753 int ves_icall_System_Threading_Thread_current_lcid (void)
 754 {
 755         /* Invariant */
 756         return(0x007F);
 757 }
 758
 759 static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
 760                                              gint32 options)
 761 {
 762         gint32 result;
 763
 764         /* Ordinal can not be mixed with other options, and must return the difference, not only -1, 0, 1 */
 765         if (options & CompareOptions_Ordinal)
 766                 return (gint32) c1 - c2;
 767
 768         if (options & CompareOptions_IgnoreCase) {
 769                 GUnicodeType c1type, c2type;
 770
 771                 c1type = g_unichar_type (c1);
 772                 c2type = g_unichar_type (c2);
 773
 774                 result = (gint32) (c1type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c1) : c1) -
 775                         (c2type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c2) : c2);
 776         } else {
 777                 /*
 778                  * No options. Kana, symbol and spacing options don't
 779                  * apply to the invariant culture.
 780                  */
 781
 782                 /*
 783                  * FIXME: here we must use the information from c1type and c2type
 784                  * to find out the proper collation, even on the InvariantCulture, the
 785                  * sorting is not done by computing the unicode values, but their
 786                  * actual sort order.
 787                  */
 788                 result = (gint32) c1 - c2;
 789         }
 790
 791         return ((result < 0) ? -1 : (result > 0) ? 1 : 0);
 792 }
 793
 794 static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
 795                                         gint32 len1, MonoString *str2,
 796                                         gint32 off2, gint32 len2,
 797                                         gint32 options)
 798 {
 799         /* c translation of C# code from old string.cs.. :) */
 800         gint32 length;
 801         gint32 charcmp;
 802         gunichar2 *ustr1;
 803         gunichar2 *ustr2;
 804         gint32 pos;
 805
 806         if(len1 >= len2) {
 807                 length=len1;
 808         } else {
 809                 length=len2;
 810         }
 811
 812         ustr1 = mono_string_chars(str1)+off1;
 813         ustr2 = mono_string_chars(str2)+off2;
 814
 815         pos = 0;
 816
 817         for (pos = 0; pos != length; pos++) {
 818                 if (pos >= len1 || pos >= len2)
 819                         break;
 820
 821                 charcmp = string_invariant_compare_char(ustr1[pos], ustr2[pos],
 822                                                         options);
 823                 if (charcmp != 0) {
 824                         return(charcmp);
 825                 }
 826         }
 827
 828         /* the lesser wins, so if we have looped until length we just
 829          * need to check the last char
 830          */
 831         if (pos == length) {
 832                 return(string_invariant_compare_char(ustr1[pos - 1],
 833                                                      ustr2[pos - 1], options));
 834         }
 835
 836         /* Test if one of the strings has been compared to the end */
 837         if (pos >= len1) {
 838                 if (pos >= len2) {
 839                         return(0);
 840                 } else {
 841                         return(-1);
 842                 }
 843         } else if (pos >= len2) {
 844                 return(1);
 845         }
 846
 847         /* if not, check our last char only.. (can this happen?) */
 848         return(string_invariant_compare_char(ustr1[pos], ustr2[pos], options));
 849 }
 850
 851 static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
 852                                         gint32 count, MonoString *value,
 853                                         MonoBoolean first)
 854 {
 855         gint32 lencmpstr;
 856         gunichar2 *src;
 857         gunichar2 *cmpstr;
 858         gint32 pos,i;
 859
 860         lencmpstr = mono_string_length(value);
 861
 862         src = mono_string_chars(source);
 863         cmpstr = mono_string_chars(value);
 864
 865         if(first) {
 866                 count -= lencmpstr;
 867                 for(pos=sindex;pos <= sindex+count;pos++) {
 868                         for(i=0;src[pos+i]==cmpstr[i];) {
 869                                 if(++i==lencmpstr) {
 870                                         return(pos);
 871                                 }
 872                         }
 873                 }
 874
 875                 return(-1);
 876         } else {
 877                 for(pos=sindex-lencmpstr+1;pos>sindex-count;pos--) {
 878                         if(memcmp (src+pos, cmpstr,
 879                                    lencmpstr*sizeof(gunichar2))==0) {
 880                                 return(pos);
 881                         }
 882                 }
 883
 884                 return(-1);
 885         }
 886 }
 887
 888 static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
 889                                              gint32 count, gunichar2 value,
 890                                              MonoBoolean first)
 891 {
 892         gint32 pos;
 893         gunichar2 *src;
 894
 895         src = mono_string_chars(source);
 896         if(first) {
 897                 for (pos = sindex; pos != count + sindex; pos++) {
 898                         if (src [pos] == value) {
 899                                 return(pos);
 900                         }
 901                 }
 902
 903                 return(-1);
 904         } else {
 905                 for (pos = sindex; pos > sindex - count; pos--) {
 906                         if (src [pos] == value)
 907                                 return(pos);
 908                 }
 909
 910                 return(-1);
 911         }
 912 }
 913
 914 void ves_icall_System_Text_Normalization_load_normalization_resource (guint8 **argProps,
 915                                                                                                                                           guint8 **argMappedChars,
 916                                                                                                                                           guint8 **argCharMapIndex,
 917                                                                                                                                           guint8 **argHelperIndex,
 918                                                                                                                                           guint8 **argMapIdxToComposite,
 919                                                                                                                                           guint8 **argCombiningClass)
 920 {
 921 #ifdef DISABLE_NORMALIZATION
 922         mono_set_pending_exception (mono_get_exception_not_supported ("This runtime has been compiled without string normalization support."));
 923         return;
 924 #else
 925         *argProps = (guint8*)props;
 926         *argMappedChars = (guint8*) mappedChars;
 927         *argCharMapIndex = (guint8*) charMapIndex;
 928         *argHelperIndex = (guint8*) helperIndex;
 929         *argMapIdxToComposite = (guint8*) mapIdxToComposite;
 930         *argCombiningClass = (guint8*)combiningClass;
 931 #endif
 932 }
 933
 934