--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CSP2/CSP2_env/env-d9b9114564458d9d-741b3de822f2aaca6c6caa4325c4afce/include/unicode/ucurr.h	Tue Mar 18 17:55:14 2025 -0400
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+// © 2016 and later: Unicode, Inc. and others.
+// License & terms of use: http://www.unicode.org/copyright.html
+/*
+**********************************************************************
+* Copyright (c) 2002-2016, International Business Machines
+* Corporation and others.  All Rights Reserved.
+**********************************************************************
+*/
+#ifndef _UCURR_H_
+#define _UCURR_H_
+
+#include "unicode/utypes.h"
+#include "unicode/uenum.h"
+
+/**
+ * \file 
+ * \brief C API: Encapsulates information about a currency.
+ *
+ * The ucurr API encapsulates information about a currency, as defined by
+ * ISO 4217.  A currency is represented by a 3-character string
+ * containing its ISO 4217 code.  This API can return various data
+ * necessary the proper display of a currency:
+ *
+ * <ul><li>A display symbol, for a specific locale
+ * <li>The number of fraction digits to display
+ * <li>A rounding increment
+ * </ul>
+ *
+ * The <tt>DecimalFormat</tt> class uses these data to display
+ * currencies.
+ * @author Alan Liu
+ * @since ICU 2.2
+ */
+
+#if !UCONFIG_NO_FORMATTING
+
+/**
+ * Currency Usage used for Decimal Format
+ * @stable ICU 54
+ */
+enum UCurrencyUsage {
+    /**
+     * a setting to specify currency usage which determines currency digit
+     * and rounding for standard usage, for example: "50.00 NT$"
+     * used as DEFAULT value
+     * @stable ICU 54
+     */
+    UCURR_USAGE_STANDARD=0,
+    /**
+     * a setting to specify currency usage which determines currency digit
+     * and rounding for cash usage, for example: "50 NT$"
+     * @stable ICU 54
+     */
+    UCURR_USAGE_CASH=1,
+#ifndef U_HIDE_DEPRECATED_API
+    /**
+     * One higher than the last enum UCurrencyUsage constant.
+     * @deprecated ICU 58 The numeric value may change over time, see ICU ticket #12420.
+     */
+    UCURR_USAGE_COUNT=2
+#endif  // U_HIDE_DEPRECATED_API
+};
+/** Currency Usage used for Decimal Format */
+typedef enum UCurrencyUsage UCurrencyUsage; 
+
+/**
+ * Finds a currency code for the given locale.
+ * @param locale the locale for which to retrieve a currency code. 
+ *               Currency can be specified by the "currency" keyword
+ *               in which case it overrides the default currency code
+ * @param buff   fill in buffer. Can be NULL for preflighting.
+ * @param buffCapacity capacity of the fill in buffer. Can be 0 for
+ *               preflighting. If it is non-zero, the buff parameter
+ *               must not be NULL.
+ * @param ec error code
+ * @return length of the currency string. It should always be 3. If 0,
+ *                currency couldn't be found or the input values are 
+ *                invalid. 
+ * @stable ICU 2.8
+ */
+U_STABLE int32_t U_EXPORT2
+ucurr_forLocale(const char* locale,
+                UChar* buff,
+                int32_t buffCapacity,
+                UErrorCode* ec);
+
+/**
+ * Selector constants for ucurr_getName().
+ *
+ * @see ucurr_getName
+ * @stable ICU 2.6
+ */
+typedef enum UCurrNameStyle {
+    /**
+     * Selector for ucurr_getName indicating a symbolic name for a
+     * currency, such as "$" for USD.
+     * @stable ICU 2.6
+     */
+    UCURR_SYMBOL_NAME,
+
+    /**
+     * Selector for ucurr_getName indicating the long name for a
+     * currency, such as "US Dollar" for USD.
+     * @stable ICU 2.6
+     */
+    UCURR_LONG_NAME,
+
+    /**
+     * Selector for getName() indicating the narrow currency symbol.
+     * The narrow currency symbol is similar to the regular currency
+     * symbol, but it always takes the shortest form: for example,
+     * "$" instead of "US$" for USD in en-CA.
+     *
+     * @stable ICU 61
+     */
+    UCURR_NARROW_SYMBOL_NAME
+} UCurrNameStyle;
+
+#if !UCONFIG_NO_SERVICE
+/**
+ * @stable ICU 2.6
+ */
+typedef const void* UCurrRegistryKey;
+
+/**
+ * Register an (existing) ISO 4217 currency code for the given locale.
+ * Only the country code and the two variants EURO and PRE_EURO are
+ * recognized.
+ * @param isoCode the three-letter ISO 4217 currency code
+ * @param locale  the locale for which to register this currency code
+ * @param status the in/out status code
+ * @return a registry key that can be used to unregister this currency code, or NULL
+ * if there was an error.
+ * @stable ICU 2.6
+ */
+U_STABLE UCurrRegistryKey U_EXPORT2
+ucurr_register(const UChar* isoCode, 
+                   const char* locale,  
+                   UErrorCode* status);
+/**
+ * Unregister the previously-registered currency definitions using the
+ * URegistryKey returned from ucurr_register.  Key becomes invalid after
+ * a successful call and should not be used again.  Any currency 
+ * that might have been hidden by the original ucurr_register call is 
+ * restored.
+ * @param key the registry key returned by a previous call to ucurr_register
+ * @param status the in/out status code, no special meanings are assigned
+ * @return TRUE if the currency for this key was successfully unregistered
+ * @stable ICU 2.6
+ */
+U_STABLE UBool U_EXPORT2
+ucurr_unregister(UCurrRegistryKey key, UErrorCode* status);
+#endif /* UCONFIG_NO_SERVICE */
+
+/**
+ * Returns the display name for the given currency in the
+ * given locale.  For example, the display name for the USD
+ * currency object in the en_US locale is "$".
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param locale locale in which to display currency
+ * @param nameStyle selector for which kind of name to return
+ * @param isChoiceFormat always set to FALSE, or can be NULL;
+ *     display names are static strings;
+ *     since ICU 4.4, ChoiceFormat patterns are no longer supported
+ * @param len fill-in parameter to receive length of result
+ * @param ec error code
+ * @return pointer to display string of 'len' UChars.  If the resource
+ * data contains no entry for 'currency', then 'currency' itself is
+ * returned.
+ * @stable ICU 2.6
+ */
+U_STABLE const UChar* U_EXPORT2
+ucurr_getName(const UChar* currency,
+              const char* locale,
+              UCurrNameStyle nameStyle,
+              UBool* isChoiceFormat,
+              int32_t* len,
+              UErrorCode* ec);
+
+/**
+ * Returns the plural name for the given currency in the
+ * given locale.  For example, the plural name for the USD
+ * currency object in the en_US locale is "US dollar" or "US dollars".
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param locale locale in which to display currency
+ * @param isChoiceFormat always set to FALSE, or can be NULL;
+ *     display names are static strings;
+ *     since ICU 4.4, ChoiceFormat patterns are no longer supported
+ * @param pluralCount plural count
+ * @param len fill-in parameter to receive length of result
+ * @param ec error code
+ * @return pointer to display string of 'len' UChars.  If the resource
+ * data contains no entry for 'currency', then 'currency' itself is
+ * returned.
+ * @stable ICU 4.2
+ */
+U_STABLE const UChar* U_EXPORT2
+ucurr_getPluralName(const UChar* currency,
+                    const char* locale,
+                    UBool* isChoiceFormat,
+                    const char* pluralCount,
+                    int32_t* len,
+                    UErrorCode* ec);
+
+/**
+ * Returns the number of the number of fraction digits that should
+ * be displayed for the given currency.
+ * This is equivalent to ucurr_getDefaultFractionDigitsForUsage(currency,UCURR_USAGE_STANDARD,ec);
+ *
+ * Important: The number of fraction digits for a given currency is NOT
+ * guaranteed to be constant across versions of ICU or CLDR. For example,
+ * do NOT use this value as a mechanism for deciding the magnitude used
+ * to store currency values in a database. You should use this value for
+ * display purposes only.
+ *
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param ec input-output error code
+ * @return a non-negative number of fraction digits to be
+ * displayed, or 0 if there is an error
+ * @stable ICU 3.0
+ */
+U_STABLE int32_t U_EXPORT2
+ucurr_getDefaultFractionDigits(const UChar* currency,
+                               UErrorCode* ec);
+
+/**
+ * Returns the number of the number of fraction digits that should
+ * be displayed for the given currency with usage.
+ *
+ * Important: The number of fraction digits for a given currency is NOT
+ * guaranteed to be constant across versions of ICU or CLDR. For example,
+ * do NOT use this value as a mechanism for deciding the magnitude used
+ * to store currency values in a database. You should use this value for
+ * display purposes only.
+ *
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param usage enum usage for the currency
+ * @param ec input-output error code
+ * @return a non-negative number of fraction digits to be
+ * displayed, or 0 if there is an error
+ * @stable ICU 54
+ */
+U_STABLE int32_t U_EXPORT2
+ucurr_getDefaultFractionDigitsForUsage(const UChar* currency, 
+                                       const UCurrencyUsage usage,
+                                       UErrorCode* ec);
+
+/**
+ * Returns the rounding increment for the given currency, or 0.0 if no
+ * rounding is done by the currency.
+ * This is equivalent to ucurr_getRoundingIncrementForUsage(currency,UCURR_USAGE_STANDARD,ec);
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param ec input-output error code
+ * @return the non-negative rounding increment, or 0.0 if none,
+ * or 0.0 if there is an error
+ * @stable ICU 3.0
+ */
+U_STABLE double U_EXPORT2
+ucurr_getRoundingIncrement(const UChar* currency,
+                           UErrorCode* ec);
+
+/**
+ * Returns the rounding increment for the given currency, or 0.0 if no
+ * rounding is done by the currency given usage.
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @param usage enum usage for the currency
+ * @param ec input-output error code
+ * @return the non-negative rounding increment, or 0.0 if none,
+ * or 0.0 if there is an error
+ * @stable ICU 54
+ */
+U_STABLE double U_EXPORT2
+ucurr_getRoundingIncrementForUsage(const UChar* currency,
+                                   const UCurrencyUsage usage,
+                                   UErrorCode* ec);
+
+/**
+ * Selector constants for ucurr_openCurrencies().
+ *
+ * @see ucurr_openCurrencies
+ * @stable ICU 3.2
+ */
+typedef enum UCurrCurrencyType {
+    /**
+     * Select all ISO-4217 currency codes.
+     * @stable ICU 3.2
+     */
+    UCURR_ALL = INT32_MAX,
+    /**
+     * Select only ISO-4217 commonly used currency codes.
+     * These currencies can be found in common use, and they usually have
+     * bank notes or coins associated with the currency code.
+     * This does not include fund codes, precious metals and other
+     * various ISO-4217 codes limited to special financial products.
+     * @stable ICU 3.2
+     */
+    UCURR_COMMON = 1,
+    /**
+     * Select ISO-4217 uncommon currency codes.
+     * These codes respresent fund codes, precious metals and other
+     * various ISO-4217 codes limited to special financial products.
+     * A fund code is a monetary resource associated with a currency.
+     * @stable ICU 3.2
+     */
+    UCURR_UNCOMMON = 2,
+    /**
+     * Select only deprecated ISO-4217 codes.
+     * These codes are no longer in general public use.
+     * @stable ICU 3.2
+     */
+    UCURR_DEPRECATED = 4,
+    /**
+     * Select only non-deprecated ISO-4217 codes.
+     * These codes are in general public use.
+     * @stable ICU 3.2
+     */
+    UCURR_NON_DEPRECATED = 8
+} UCurrCurrencyType;
+
+/**
+ * Provides a UEnumeration object for listing ISO-4217 codes.
+ * @param currType You can use one of several UCurrCurrencyType values for this
+ *      variable. You can also | (or) them together to get a specific list of
+ *      currencies. Most people will want to use the (UCURR_COMMON|UCURR_NON_DEPRECATED) value to
+ *      get a list of current currencies.
+ * @param pErrorCode Error code
+ * @stable ICU 3.2
+ */
+U_STABLE UEnumeration * U_EXPORT2
+ucurr_openISOCurrencies(uint32_t currType, UErrorCode *pErrorCode);
+
+/**
+  * Queries if the given ISO 4217 3-letter code is available on the specified date range. 
+  * 
+  * Note: For checking availability of a currency on a specific date, specify the date on both 'from' and 'to' 
+  * 
+  * When 'from' is U_DATE_MIN and 'to' is U_DATE_MAX, this method checks if the specified currency is available any time. 
+  * If 'from' and 'to' are same UDate value, this method checks if the specified currency is available on that date.
+  * 
+  * @param isoCode 
+  *            The ISO 4217 3-letter code. 
+  * 
+  * @param from 
+  *            The lower bound of the date range, inclusive. When 'from' is U_DATE_MIN, check the availability 
+  *            of the currency any date before 'to' 
+  * 
+  * @param to 
+  *            The upper bound of the date range, inclusive. When 'to' is U_DATE_MAX, check the availability of 
+  *            the currency any date after 'from' 
+  * 
+  * @param errorCode 
+  *            ICU error code 
+   * 
+  * @return TRUE if the given ISO 4217 3-letter code is supported on the specified date range. 
+  * 
+  * @stable ICU 4.8 
+  */ 
+U_STABLE UBool U_EXPORT2
+ucurr_isAvailable(const UChar* isoCode, 
+             UDate from, 
+             UDate to, 
+             UErrorCode* errorCode);
+
+/** 
+ * Finds the number of valid currency codes for the
+ * given locale and date.
+ * @param locale the locale for which to retrieve the
+ *               currency count.
+ * @param date   the date for which to retrieve the
+ *               currency count for the given locale.
+ * @param ec     error code
+ * @return       the number of currency codes for the
+ *               given locale and date.  If 0, currency
+ *               codes couldn't be found for the input
+ *               values are invalid.
+ * @stable ICU 4.0
+ */
+U_STABLE int32_t U_EXPORT2
+ucurr_countCurrencies(const char* locale, 
+                 UDate date, 
+                 UErrorCode* ec); 
+
+/** 
+ * Finds a currency code for the given locale and date 
+ * @param locale the locale for which to retrieve a currency code.  
+ *               Currency can be specified by the "currency" keyword 
+ *               in which case it overrides the default currency code 
+ * @param date   the date for which to retrieve a currency code for 
+ *               the given locale. 
+ * @param index  the index within the available list of currency codes
+ *               for the given locale on the given date.
+ * @param buff   fill in buffer. Can be NULL for preflighting. 
+ * @param buffCapacity capacity of the fill in buffer. Can be 0 for 
+ *               preflighting. If it is non-zero, the buff parameter 
+ *               must not be NULL. 
+ * @param ec     error code 
+ * @return       length of the currency string. It should always be 3. 
+ *               If 0, currency couldn't be found or the input values are  
+ *               invalid.  
+ * @stable ICU 4.0 
+ */ 
+U_STABLE int32_t U_EXPORT2 
+ucurr_forLocaleAndDate(const char* locale, 
+                UDate date, 
+                int32_t index,
+                UChar* buff, 
+                int32_t buffCapacity, 
+                UErrorCode* ec); 
+
+/**
+ * Given a key and a locale, returns an array of string values in a preferred
+ * order that would make a difference. These are all and only those values where
+ * the open (creation) of the service with the locale formed from the input locale
+ * plus input keyword and that value has different behavior than creation with the
+ * input locale alone.
+ * @param key           one of the keys supported by this service.  For now, only
+ *                      "currency" is supported.
+ * @param locale        the locale
+ * @param commonlyUsed  if set to true it will return only commonly used values
+ *                      with the given locale in preferred order.  Otherwise,
+ *                      it will return all the available values for the locale.
+ * @param status error status
+ * @return a string enumeration over keyword values for the given key and the locale.
+ * @stable ICU 4.2
+ */
+U_STABLE UEnumeration* U_EXPORT2
+ucurr_getKeywordValuesForLocale(const char* key,
+                                const char* locale,
+                                UBool commonlyUsed,
+                                UErrorCode* status);
+
+/**
+ * Returns the ISO 4217 numeric code for the currency.
+ * <p>Note: If the ISO 4217 numeric code is not assigned for the currency or
+ * the currency is unknown, this function returns 0.
+ *
+ * @param currency null-terminated 3-letter ISO 4217 code
+ * @return The ISO 4217 numeric code of the currency
+ * @stable ICU 49
+ */
+U_STABLE int32_t U_EXPORT2
+ucurr_getNumericCode(const UChar* currency);
+
+#endif /* #if !UCONFIG_NO_FORMATTING */
+
+#endif