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/*
* locales.c: Culture-sensitive handling
*
* Authors:
* Dick Porter (dick@ximian.com)
* Mohammad DAMT (mdamt@cdl2000.com)
* Marek Safar (marek.safar@gmail.com)
*
* Copyright 2003 Ximian, Inc (http://www.ximian.com)
* Copyright 2004-2009 Novell, Inc (http://www.novell.com)
* (C) 2003 PT Cakram Datalingga Duaribu http://www.cdl2000.com
* Copyright (C) 2012 Xamarin Inc (http://www.xamarin.com)
*/
#include <config.h>
#include <glib.h>
#include <string.h>
#include <mono/metadata/debug-helpers.h>
#include <mono/metadata/object.h>
#include <mono/metadata/appdomain.h>
#include <mono/metadata/exception.h>
#include <mono/metadata/monitor.h>
#include <mono/metadata/locales.h>
#include <mono/metadata/culture-info.h>
#include <mono/metadata/culture-info-tables.h>
#include <mono/utils/bsearch.h>
#ifndef DISABLE_NORMALIZATION
#include <mono/metadata/normalization-tables.h>
#endif
#include <locale.h>
#if defined(__APPLE__)
#include <CoreFoundation/CoreFoundation.h>
#endif
#undef DEBUG
static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
gint32 options);
static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
gint32 len1, MonoString *str2,
gint32 off2, gint32 len2,
gint32 options);
static MonoString *string_invariant_replace (MonoString *me,
MonoString *oldValue,
MonoString *newValue);
static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
gint32 count, MonoString *value,
MonoBoolean first);
static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
gint32 count, gunichar2 value,
MonoBoolean first);
static const CultureInfoEntry* culture_info_entry_from_lcid (int lcid);
static const RegionInfoEntry* region_info_entry_from_lcid (int lcid);
static int
culture_lcid_locator (const void *a, const void *b)
{
const int *lcid = a;
const CultureInfoEntry *bb = b;
return *lcid - bb->lcid;
}
static int
culture_name_locator (const void *a, const void *b)
{
const char *aa = a;
const CultureInfoNameEntry *bb = b;
int ret;
ret = strcmp (aa, idx2string (bb->name));
return ret;
}
static int
region_name_locator (const void *a, const void *b)
{
const char *aa = a;
const RegionInfoNameEntry *bb = b;
int ret;
ret = strcmp (aa, idx2string (bb->name));
return ret;
}
static MonoArray*
create_group_sizes_array (const gint *gs, gint ml)
{
MonoArray *ret;
int i, len = 0;
for (i = 0; i < ml; i++) {
if (gs [i] == -1)
break;
len++;
}
ret = mono_array_new_cached (mono_domain_get (),
mono_get_int32_class (), len);
for(i = 0; i < len; i++)
mono_array_set (ret, gint32, i, gs [i]);
return ret;
}
static MonoArray*
create_names_array_idx (const guint16 *names, int ml)
{
MonoArray *ret;
MonoDomain *domain;
int i;
if (names == NULL)
return NULL;
domain = mono_domain_get ();
ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), ml);
for(i = 0; i < ml; i++)
mono_array_setref (ret, i, mono_string_new (domain, idx2string (names [i])));
return ret;
}
static MonoArray*
create_names_array_idx_dynamic (const guint16 *names, int ml)
{
MonoArray *ret;
MonoDomain *domain;
int i, len = 0;
if (names == NULL)
return NULL;
domain = mono_domain_get ();
for (i = 0; i < ml; i++) {
if (names [i] == 0)
break;
len++;
}
ret = mono_array_new_cached (mono_domain_get (), mono_get_string_class (), len);
for(i = 0; i < len; i++)
mono_array_setref (ret, i, mono_string_new (domain, idx2string (names [i])));
return ret;
}
MonoBoolean
ves_icall_System_Globalization_CalendarData_fill_calendar_data (MonoCalendarData *this, MonoString *name, gint32 calendar_index)
{
MonoDomain *domain;
const DateTimeFormatEntry *dfe;
const CultureInfoNameEntry *ne;
const CultureInfoEntry *ci;
char *n;
n = mono_string_to_utf8 (name);
ne = mono_binary_search (n, culture_name_entries, NUM_CULTURE_ENTRIES,
sizeof (CultureInfoNameEntry), culture_name_locator);
g_free (n);
if (ne == NULL) {
return FALSE;
}
ci = &culture_entries [ne->culture_entry_index];
dfe = &datetime_format_entries [ci->datetime_format_index];
domain = mono_domain_get ();
MONO_OBJECT_SETREF (this, NativeName, mono_string_new (domain, idx2string (ci->nativename)));
MONO_OBJECT_SETREF (this, ShortDatePatterns, create_names_array_idx_dynamic (dfe->short_date_patterns,
NUM_SHORT_DATE_PATTERNS));
MONO_OBJECT_SETREF (this, YearMonthPatterns, create_names_array_idx_dynamic (dfe->year_month_patterns,
NUM_YEAR_MONTH_PATTERNS));
MONO_OBJECT_SETREF (this, LongDatePatterns, create_names_array_idx_dynamic (dfe->long_date_patterns,
NUM_LONG_DATE_PATTERNS));
MONO_OBJECT_SETREF (this, MonthDayPattern, mono_string_new (domain, idx2string (dfe->month_day_pattern)));
MONO_OBJECT_SETREF (this, DayNames, create_names_array_idx (dfe->day_names, NUM_DAYS));
MONO_OBJECT_SETREF (this, AbbreviatedDayNames, create_names_array_idx (dfe->abbreviated_day_names,
NUM_DAYS));
MONO_OBJECT_SETREF (this, SuperShortDayNames, create_names_array_idx (dfe->shortest_day_names, NUM_DAYS));
MONO_OBJECT_SETREF (this, MonthNames, create_names_array_idx (dfe->month_names, NUM_MONTHS));
MONO_OBJECT_SETREF (this, AbbreviatedMonthNames, create_names_array_idx (dfe->abbreviated_month_names,
NUM_MONTHS));
MONO_OBJECT_SETREF (this, GenitiveMonthNames, create_names_array_idx (dfe->month_genitive_names, NUM_MONTHS));
MONO_OBJECT_SETREF (this, GenitiveAbbreviatedMonthNames, create_names_array_idx (dfe->abbreviated_month_genitive_names, NUM_MONTHS));
return TRUE;
}
void
ves_icall_System_Globalization_CultureData_fill_culture_data (MonoCultureData *this, gint32 datetime_index)
{
MonoDomain *domain;
const DateTimeFormatEntry *dfe;
g_assert (datetime_index >= 0);
dfe = &datetime_format_entries [datetime_index];
domain = mono_domain_get ();
MONO_OBJECT_SETREF (this, AMDesignator, mono_string_new (domain, idx2string (dfe->am_designator)));
MONO_OBJECT_SETREF (this, PMDesignator, mono_string_new (domain, idx2string (dfe->pm_designator)));
MONO_OBJECT_SETREF (this, TimeSeparator, mono_string_new (domain, idx2string (dfe->time_separator)));
MONO_OBJECT_SETREF (this, LongTimePatterns, create_names_array_idx_dynamic (dfe->long_time_patterns,
NUM_LONG_TIME_PATTERNS));
MONO_OBJECT_SETREF (this, ShortTimePatterns, create_names_array_idx_dynamic (dfe->short_time_patterns,
NUM_SHORT_TIME_PATTERNS));
this->FirstDayOfWeek = dfe->first_day_of_week;
this->CalendarWeekRule = dfe->calendar_week_rule;
}
void
ves_icall_System_Globalization_CultureData_fill_number_data (MonoNumberFormatInfo* number, gint32 number_index)
{
MonoDomain *domain;
const NumberFormatEntry *nfe;
g_assert (number_index != 0);
nfe = &number_format_entries [number_index];
domain = mono_domain_get ();
number->currencyDecimalDigits = nfe->currency_decimal_digits;
MONO_OBJECT_SETREF (number, currencyDecimalSeparator, mono_string_new (domain,
idx2string (nfe->currency_decimal_separator)));
MONO_OBJECT_SETREF (number, currencyGroupSeparator, mono_string_new (domain,
idx2string (nfe->currency_group_separator)));
MONO_OBJECT_SETREF (number, currencyGroupSizes, create_group_sizes_array (nfe->currency_group_sizes,
GROUP_SIZE));
number->currencyNegativePattern = nfe->currency_negative_pattern;
number->currencyPositivePattern = nfe->currency_positive_pattern;
MONO_OBJECT_SETREF (number, currencySymbol, mono_string_new (domain, idx2string (nfe->currency_symbol)));
MONO_OBJECT_SETREF (number, naNSymbol, mono_string_new (domain, idx2string (nfe->nan_symbol)));
MONO_OBJECT_SETREF (number, negativeInfinitySymbol, mono_string_new (domain,
idx2string (nfe->negative_infinity_symbol)));
MONO_OBJECT_SETREF (number, negativeSign, mono_string_new (domain, idx2string (nfe->negative_sign)));
number->numberDecimalDigits = nfe->number_decimal_digits;
MONO_OBJECT_SETREF (number, numberDecimalSeparator, mono_string_new (domain,
idx2string (nfe->number_decimal_separator)));
MONO_OBJECT_SETREF (number, numberGroupSeparator, mono_string_new (domain, idx2string (nfe->number_group_separator)));
MONO_OBJECT_SETREF (number, numberGroupSizes, create_group_sizes_array (nfe->number_group_sizes,
GROUP_SIZE));
number->numberNegativePattern = nfe->number_negative_pattern;
number->percentNegativePattern = nfe->percent_negative_pattern;
number->percentPositivePattern = nfe->percent_positive_pattern;
MONO_OBJECT_SETREF (number, percentSymbol, mono_string_new (domain, idx2string (nfe->percent_symbol)));
MONO_OBJECT_SETREF (number, perMilleSymbol, mono_string_new (domain, idx2string (nfe->per_mille_symbol)));
MONO_OBJECT_SETREF (number, positiveInfinitySymbol, mono_string_new (domain,
idx2string (nfe->positive_infinity_symbol)));
MONO_OBJECT_SETREF (number, positiveSign, mono_string_new (domain, idx2string (nfe->positive_sign)));
}
static MonoBoolean
construct_culture (MonoCultureInfo *this, const CultureInfoEntry *ci)
{
MonoDomain *domain = mono_domain_get ();
this->lcid = ci->lcid;
MONO_OBJECT_SETREF (this, name, mono_string_new (domain, idx2string (ci->name)));
MONO_OBJECT_SETREF (this, englishname, mono_string_new (domain, idx2string (ci->englishname)));
MONO_OBJECT_SETREF (this, nativename, mono_string_new (domain, idx2string (ci->nativename)));
MONO_OBJECT_SETREF (this, win3lang, mono_string_new (domain, idx2string (ci->win3lang)));
MONO_OBJECT_SETREF (this, iso3lang, mono_string_new (domain, idx2string (ci->iso3lang)));
MONO_OBJECT_SETREF (this, iso2lang, mono_string_new (domain, idx2string (ci->iso2lang)));
// It's null for neutral cultures
if (ci->territory > 0)
MONO_OBJECT_SETREF (this, territory, mono_string_new (domain, idx2string (ci->territory)));
MONO_OBJECT_SETREF (this, native_calendar_names, create_names_array_idx (ci->native_calendar_names, NUM_CALENDARS));
this->parent_lcid = ci->parent_lcid;
this->datetime_index = ci->datetime_format_index;
this->number_index = ci->number_format_index;
this->calendar_type = ci->calendar_type;
this->text_info_data = &ci->text_info;
return TRUE;
}
static MonoBoolean
construct_region (MonoRegionInfo *this, const RegionInfoEntry *ri)
{
MonoDomain *domain = mono_domain_get ();
this->geo_id = ri->geo_id;
MONO_OBJECT_SETREF (this, iso2name, mono_string_new (domain, idx2string (ri->iso2name)));
MONO_OBJECT_SETREF (this, iso3name, mono_string_new (domain, idx2string (ri->iso3name)));
MONO_OBJECT_SETREF (this, win3name, mono_string_new (domain, idx2string (ri->win3name)));
MONO_OBJECT_SETREF (this, english_name, mono_string_new (domain, idx2string (ri->english_name)));
MONO_OBJECT_SETREF (this, native_name, mono_string_new (domain, idx2string (ri->native_name)));
MONO_OBJECT_SETREF (this, currency_symbol, mono_string_new (domain, idx2string (ri->currency_symbol)));
MONO_OBJECT_SETREF (this, iso_currency_symbol, mono_string_new (domain, idx2string (ri->iso_currency_symbol)));
MONO_OBJECT_SETREF (this, currency_english_name, mono_string_new (domain, idx2string (ri->currency_english_name)));
MONO_OBJECT_SETREF (this, currency_native_name, mono_string_new (domain, idx2string (ri->currency_native_name)));
return TRUE;
}
static const CultureInfoEntry*
culture_info_entry_from_lcid (int lcid)
{
const CultureInfoEntry *ci;
ci = mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
return ci;
}
static const RegionInfoEntry*
region_info_entry_from_lcid (int lcid)
{
const RegionInfoEntry *entry;
const CultureInfoEntry *ne;
ne = mono_binary_search (&lcid, culture_entries, NUM_CULTURE_ENTRIES, sizeof (CultureInfoEntry), culture_lcid_locator);
if (ne == NULL)
return FALSE;
entry = &region_entries [ne->region_entry_index];
return entry;
}
#if defined (__APPLE__)
static gchar*
get_darwin_locale (void)
{
static gchar *darwin_locale = NULL;
CFLocaleRef locale = NULL;
CFStringRef locale_language = NULL;
CFStringRef locale_country = NULL;
CFStringRef locale_script = NULL;
CFStringRef locale_cfstr = NULL;
CFIndex bytes_converted;
CFIndex bytes_written;
CFIndex len;
int i;
if (darwin_locale != NULL)
return g_strdup (darwin_locale);
locale = CFLocaleCopyCurrent ();
if (locale) {
locale_language = CFLocaleGetValue (locale, kCFLocaleLanguageCode);
if (locale_language != NULL && CFStringGetBytes(locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
len = bytes_converted + 1;
locale_country = CFLocaleGetValue (locale, kCFLocaleCountryCode);
if (locale_country != NULL && CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
len += bytes_converted + 1;
locale_script = CFLocaleGetValue (locale, kCFLocaleScriptCode);
if (locale_script != NULL && CFStringGetBytes (locale_script, CFRangeMake (0, CFStringGetLength (locale_script)), kCFStringEncodingMacRoman, 0, FALSE, NULL, 0, &bytes_converted) > 0) {
len += bytes_converted + 1;
}
darwin_locale = (char *) malloc (len + 1);
CFStringGetBytes (locale_language, CFRangeMake (0, CFStringGetLength (locale_language)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) darwin_locale, len, &bytes_converted);
darwin_locale[bytes_converted] = '-';
bytes_written = bytes_converted + 1;
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) {
darwin_locale[bytes_written + bytes_converted] = '-';
bytes_written += bytes_converted + 1;
}
CFStringGetBytes (locale_country, CFRangeMake (0, CFStringGetLength (locale_country)), kCFStringEncodingMacRoman, 0, FALSE, (UInt8 *) &darwin_locale[bytes_written], len - bytes_written, &bytes_converted);
darwin_locale[bytes_written + bytes_converted] = '\0';
}
}
if (darwin_locale == NULL) {
locale_cfstr = CFLocaleGetIdentifier (locale);
if (locale_cfstr) {
len = CFStringGetMaximumSizeForEncoding (CFStringGetLength (locale_cfstr), kCFStringEncodingMacRoman) + 1;
darwin_locale = (char *) malloc (len);
if (!CFStringGetCString (locale_cfstr, darwin_locale, len, kCFStringEncodingMacRoman)) {
free (darwin_locale);
CFRelease (locale);
darwin_locale = NULL;
return NULL;
}
for (i = 0; i < strlen (darwin_locale); i++)
if (darwin_locale [i] == '_')
darwin_locale [i] = '-';
}
}
CFRelease (locale);
}
return g_strdup (darwin_locale);
}
#endif
static char *
get_posix_locale (void)
{
const char *locale;
locale = g_getenv ("LC_ALL");
if (locale == NULL) {
locale = g_getenv ("LANG");
if (locale == NULL)
locale = setlocale (LC_ALL, NULL);
}
if (locale == NULL)
return NULL;
/* Skip English-only locale 'C' */
if (strcmp (locale, "C") == 0)
return NULL;
return g_strdup (locale);
}
static gchar *
get_current_locale_name (void)
{
char *locale;
char *p, *ret;
#ifdef HOST_WIN32
locale = g_win32_getlocale ();
#elif defined (__APPLE__)
locale = get_darwin_locale ();
if (!locale)
locale = get_posix_locale ();
#else
locale = get_posix_locale ();
#endif
if (locale == NULL)
return NULL;
p = strchr (locale, '.');
if (p != NULL)
*p = 0;
p = strchr (locale, '@');
if (p != NULL)
*p = 0;
p = strchr (locale, '_');
if (p != NULL)
*p = '-';
ret = g_ascii_strdown (locale, -1);
g_free (locale);
return ret;
}
MonoString*
ves_icall_System_Globalization_CultureInfo_get_current_locale_name (void)
{
gchar *locale;
MonoString* ret;
MonoDomain *domain;
locale = get_current_locale_name ();
if (locale == NULL)
return NULL;
domain = mono_domain_get ();
ret = mono_string_new (domain, locale);
g_free (locale);
return ret;
}
MonoBoolean
ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_lcid (MonoCultureInfo *this,
gint lcid)
{
const CultureInfoEntry *ci;
ci = culture_info_entry_from_lcid (lcid);
if(ci == NULL)
return FALSE;
return construct_culture (this, ci);
}
MonoBoolean
ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_name (MonoCultureInfo *this,
MonoString *name)
{
const CultureInfoNameEntry *ne;
char *n;
n = mono_string_to_utf8 (name);
ne = mono_binary_search (n, culture_name_entries, NUM_CULTURE_ENTRIES,
sizeof (CultureInfoNameEntry), culture_name_locator);
if (ne == NULL) {
/*g_print ("ne (%s) is null\n", n);*/
g_free (n);
return FALSE;
}
g_free (n);
return construct_culture (this, &culture_entries [ne->culture_entry_index]);
}
/*
MonoBoolean
ves_icall_System_Globalization_CultureInfo_construct_internal_locale_from_specific_name (MonoCultureInfo *ci,
MonoString *name)
{
gchar *locale;
gboolean ret;
locale = mono_string_to_utf8 (name);
ret = construct_culture_from_specific_name (ci, locale);
g_free (locale);
return ret;
}
*/
MonoBoolean
ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_lcid (MonoRegionInfo *this,
gint lcid)
{
const RegionInfoEntry *ri;
ri = region_info_entry_from_lcid (lcid);
if(ri == NULL)
return FALSE;
return construct_region (this, ri);
}
MonoBoolean
ves_icall_System_Globalization_RegionInfo_construct_internal_region_from_name (MonoRegionInfo *this,
MonoString *name)
{
const RegionInfoNameEntry *ne;
char *n;
n = mono_string_to_utf8 (name);
ne = mono_binary_search (n, region_name_entries, NUM_REGION_ENTRIES,
sizeof (RegionInfoNameEntry), region_name_locator);
if (ne == NULL) {
/*g_print ("ne (%s) is null\n", n);*/
g_free (n);
return FALSE;
}
g_free (n);
return construct_region (this, &region_entries [ne->region_entry_index]);
}
MonoArray*
ves_icall_System_Globalization_CultureInfo_internal_get_cultures (MonoBoolean neutral,
MonoBoolean specific, MonoBoolean installed)
{
MonoArray *ret;
MonoClass *class;
MonoCultureInfo *culture;
MonoDomain *domain;
const CultureInfoEntry *ci;
gint i, len;
gboolean is_neutral;
domain = mono_domain_get ();
len = 0;
for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
ci = &culture_entries [i];
is_neutral = ci->territory == 0;
if ((neutral && is_neutral) || (specific && !is_neutral))
len++;
}
class = mono_class_from_name (mono_get_corlib (),
"System.Globalization", "CultureInfo");
/* The InvariantCulture is not in culture_entries */
/* We reserve the first slot in the array for it */
if (neutral)
len++;
ret = mono_array_new (domain, class, len);
if (len == 0)
return ret;
len = 0;
if (neutral)
mono_array_setref (ret, len++, NULL);
for (i = 0; i < NUM_CULTURE_ENTRIES; i++) {
ci = &culture_entries [i];
is_neutral = ci->territory == 0;
if ((neutral && is_neutral) || (specific && !is_neutral)) {
culture = (MonoCultureInfo *) mono_object_new (domain, class);
mono_runtime_object_init ((MonoObject *) culture);
construct_culture (culture, ci);
culture->use_user_override = TRUE;
mono_array_setref (ret, len++, culture);
}
}
return ret;
}
int ves_icall_System_Globalization_CompareInfo_internal_compare (MonoCompareInfo *this, MonoString *str1, gint32 off1, gint32 len1, MonoString *str2, gint32 off2, gint32 len2, gint32 options)
{
/* Do a normal ascii string compare, as we only know the
* invariant locale if we dont have ICU
*/
return(string_invariant_compare (str1, off1, len1, str2, off2, len2,
options));
}
void ves_icall_System_Globalization_CompareInfo_assign_sortkey (MonoCompareInfo *this, MonoSortKey *key, MonoString *source, gint32 options)
{
MonoArray *arr;
gint32 keylen, i;
keylen=mono_string_length (source);
arr=mono_array_new (mono_domain_get (), mono_get_byte_class (),
keylen);
for(i=0; i<keylen; i++) {
mono_array_set (arr, guint8, i, mono_string_chars (source)[i]);
}
MONO_OBJECT_SETREF (key, key, arr);
}
int ves_icall_System_Globalization_CompareInfo_internal_index (MonoCompareInfo *this, MonoString *source, gint32 sindex, gint32 count, MonoString *value, gint32 options, MonoBoolean first)
{
return(string_invariant_indexof (source, sindex, count, value, first));
}
int ves_icall_System_Globalization_CompareInfo_internal_index_char (MonoCompareInfo *this, MonoString *source, gint32 sindex, gint32 count, gunichar2 value, gint32 options, MonoBoolean first)
{
return(string_invariant_indexof_char (source, sindex, count, value,
first));
}
int ves_icall_System_Threading_Thread_current_lcid (void)
{
/* Invariant */
return(0x007F);
}
MonoString *ves_icall_System_String_InternalReplace_Str_Comp (MonoString *this, MonoString *old, MonoString *new, MonoCompareInfo *comp)
{
/* Do a normal ascii string compare and replace, as we only
* know the invariant locale if we dont have ICU
*/
return(string_invariant_replace (this, old, new));
}
static gint32 string_invariant_compare_char (gunichar2 c1, gunichar2 c2,
gint32 options)
{
gint32 result;
/* Ordinal can not be mixed with other options, and must return the difference, not only -1, 0, 1 */
if (options & CompareOptions_Ordinal)
return (gint32) c1 - c2;
if (options & CompareOptions_IgnoreCase) {
GUnicodeType c1type, c2type;
c1type = g_unichar_type (c1);
c2type = g_unichar_type (c2);
result = (gint32) (c1type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c1) : c1) -
(c2type != G_UNICODE_LOWERCASE_LETTER ? g_unichar_tolower(c2) : c2);
} else {
/*
* No options. Kana, symbol and spacing options don't
* apply to the invariant culture.
*/
/*
* FIXME: here we must use the information from c1type and c2type
* to find out the proper collation, even on the InvariantCulture, the
* sorting is not done by computing the unicode values, but their
* actual sort order.
*/
result = (gint32) c1 - c2;
}
return ((result < 0) ? -1 : (result > 0) ? 1 : 0);
}
static gint32 string_invariant_compare (MonoString *str1, gint32 off1,
gint32 len1, MonoString *str2,
gint32 off2, gint32 len2,
gint32 options)
{
/* c translation of C# code from old string.cs.. :) */
gint32 length;
gint32 charcmp;
gunichar2 *ustr1;
gunichar2 *ustr2;
gint32 pos;
if(len1 >= len2) {
length=len1;
} else {
length=len2;
}
ustr1 = mono_string_chars(str1)+off1;
ustr2 = mono_string_chars(str2)+off2;
pos = 0;
for (pos = 0; pos != length; pos++) {
if (pos >= len1 || pos >= len2)
break;
charcmp = string_invariant_compare_char(ustr1[pos], ustr2[pos],
options);
if (charcmp != 0) {
return(charcmp);
}
}
/* the lesser wins, so if we have looped until length we just
* need to check the last char
*/
if (pos == length) {
return(string_invariant_compare_char(ustr1[pos - 1],
ustr2[pos - 1], options));
}
/* Test if one of the strings has been compared to the end */
if (pos >= len1) {
if (pos >= len2) {
return(0);
} else {
return(-1);
}
} else if (pos >= len2) {
return(1);
}
/* if not, check our last char only.. (can this happen?) */
return(string_invariant_compare_char(ustr1[pos], ustr2[pos], options));
}
static MonoString *string_invariant_replace (MonoString *me,
MonoString *oldValue,
MonoString *newValue)
{
MonoString *ret;
gunichar2 *src;
gunichar2 *dest=NULL; /* shut gcc up */
gunichar2 *oldstr;
gunichar2 *newstr=NULL; /* shut gcc up here too */
gint32 i, destpos;
gint32 occurr;
gint32 newsize;
gint32 oldstrlen;
gint32 newstrlen;
gint32 srclen;
occurr = 0;
destpos = 0;
oldstr = mono_string_chars(oldValue);
oldstrlen = mono_string_length(oldValue);
if (NULL != newValue) {
newstr = mono_string_chars(newValue);
newstrlen = mono_string_length(newValue);
} else
newstrlen = 0;
src = mono_string_chars(me);
srclen = mono_string_length(me);
if (oldstrlen != newstrlen) {
i = 0;
while (i <= srclen - oldstrlen) {
if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2))) {
occurr++;
i += oldstrlen;
}
else
i ++;
}
if (occurr == 0)
return me;
newsize = srclen + ((newstrlen - oldstrlen) * occurr);
} else
newsize = srclen;
ret = NULL;
i = 0;
while (i < srclen) {
if (0 == memcmp(src + i, oldstr, oldstrlen * sizeof(gunichar2))) {
if (ret == NULL) {
ret = mono_string_new_size( mono_domain_get (), newsize);
dest = mono_string_chars(ret);
memcpy (dest, src, i * sizeof(gunichar2));
}
if (newstrlen > 0) {
memcpy(dest + destpos, newstr, newstrlen * sizeof(gunichar2));
destpos += newstrlen;
}
i += oldstrlen;
continue;
} else if (ret != NULL) {
dest[destpos] = src[i];
}
destpos++;
i++;
}
if (ret == NULL)
return me;
return ret;
}
static gint32 string_invariant_indexof (MonoString *source, gint32 sindex,
gint32 count, MonoString *value,
MonoBoolean first)
{
gint32 lencmpstr;
gunichar2 *src;
gunichar2 *cmpstr;
gint32 pos,i;
lencmpstr = mono_string_length(value);
src = mono_string_chars(source);
cmpstr = mono_string_chars(value);
if(first) {
count -= lencmpstr;
for(pos=sindex;pos <= sindex+count;pos++) {
for(i=0;src[pos+i]==cmpstr[i];) {
if(++i==lencmpstr) {
return(pos);
}
}
}
return(-1);
} else {
for(pos=sindex-lencmpstr+1;pos>sindex-count;pos--) {
if(memcmp (src+pos, cmpstr,
lencmpstr*sizeof(gunichar2))==0) {
return(pos);
}
}
return(-1);
}
}
static gint32 string_invariant_indexof_char (MonoString *source, gint32 sindex,
gint32 count, gunichar2 value,
MonoBoolean first)
{
gint32 pos;
gunichar2 *src;
src = mono_string_chars(source);
if(first) {
for (pos = sindex; pos != count + sindex; pos++) {
if (src [pos] == value) {
return(pos);
}
}
return(-1);
} else {
for (pos = sindex; pos > sindex - count; pos--) {
if (src [pos] == value)
return(pos);
}
return(-1);
}
}
void load_normalization_resource (guint8 **argProps,
guint8 **argMappedChars,
guint8 **argCharMapIndex,
guint8 **argHelperIndex,
guint8 **argMapIdxToComposite,
guint8 **argCombiningClass)
{
#ifdef DISABLE_NORMALIZATION
mono_set_pending_exception (mono_get_exception_not_supported ("This runtime has been compiled without string normalization support."));
return;
#else
*argProps = (guint8*)props;
*argMappedChars = (guint8*) mappedChars;
*argCharMapIndex = (guint8*) charMapIndex;
*argHelperIndex = (guint8*) helperIndex;
*argMapIdxToComposite = (guint8*) mapIdxToComposite;
*argCombiningClass = (guint8*)combiningClass;
#endif
}
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