// © 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. ********************************************************************** */ #include "unicode/utypes.h" #if !UCONFIG_NO_FORMATTING #include "unicode/ucurr.h" #include "unicode/locid.h" #include "unicode/ures.h" #include "unicode/ustring.h" #include "unicode/parsepos.h" #include "unicode/uniset.h" #include "unicode/usetiter.h" #include "unicode/utf16.h" #include "ustr_imp.h" #include "charstr.h" #include "cmemory.h" #include "cstring.h" #include "static_unicode_sets.h" #include "uassert.h" #include "umutex.h" #include "ucln_cmn.h" #include "uenumimp.h" #include "uhash.h" #include "hash.h" #include "uinvchar.h" #include "uresimp.h" #include "ulist.h" #include "uresimp.h" #include "ureslocs.h" #include "ulocimp.h" using namespace icu; //#define UCURR_DEBUG_EQUIV 1 #ifdef UCURR_DEBUG_EQUIV #include "stdio.h" #endif //#define UCURR_DEBUG 1 #ifdef UCURR_DEBUG #include "stdio.h" #endif typedef struct IsoCodeEntry { const UChar *isoCode; /* const because it's a reference to a resource bundle string. */ UDate from; UDate to; } IsoCodeEntry; //------------------------------------------------------------ // Constants // Default currency meta data of last resort. We try to use the // defaults encoded in the meta data resource bundle. If there is a // configuration/build error and these are not available, we use these // hard-coded defaults (which should be identical). static const int32_t LAST_RESORT_DATA[] = { 2, 0, 2, 0 }; // POW10[i] = 10^i, i=0..MAX_POW10 static const int32_t POW10[] = { 1, 10, 100, 1000, 10000, 100000, 1000000, 10000000, 100000000, 1000000000 }; static const int32_t MAX_POW10 = UPRV_LENGTHOF(POW10) - 1; #define ISO_CURRENCY_CODE_LENGTH 3 //------------------------------------------------------------ // Resource tags // static const char CURRENCY_DATA[] = "supplementalData"; // Tag for meta-data, in root. static const char CURRENCY_META[] = "CurrencyMeta"; // Tag for map from countries to currencies, in root. static const char CURRENCY_MAP[] = "CurrencyMap"; // Tag for default meta-data, in CURRENCY_META static const char DEFAULT_META[] = "DEFAULT"; // Variant delimiter static const char VAR_DELIM = '_'; // Tag for localized display names (symbols) of currencies static const char CURRENCIES[] = "Currencies"; static const char CURRENCIES_NARROW[] = "Currencies%narrow"; static const char CURRENCIES_FORMAL[] = "Currencies%formal"; static const char CURRENCIES_VARIANT[] = "Currencies%variant"; static const char CURRENCYPLURALS[] = "CurrencyPlurals"; // ISO codes mapping table static const UHashtable* gIsoCodes = NULL; static icu::UInitOnce gIsoCodesInitOnce = U_INITONCE_INITIALIZER; // Currency symbol equivalances static const icu::Hashtable* gCurrSymbolsEquiv = NULL; static icu::UInitOnce gCurrSymbolsEquivInitOnce = U_INITONCE_INITIALIZER; U_NAMESPACE_BEGIN // EquivIterator iterates over all strings that are equivalent to a given // string, s. Note that EquivIterator will never yield s itself. class EquivIterator : public icu::UMemory { public: // Constructor. hash stores the equivalence relationships; s is the string // for which we find equivalent strings. inline EquivIterator(const icu::Hashtable& hash, const icu::UnicodeString& s) : _hash(hash) { _start = _current = &s; } inline ~EquivIterator() { } // next returns the next equivalent string or NULL if there are no more. // If s has no equivalent strings, next returns NULL on the first call. const icu::UnicodeString *next(); private: const icu::Hashtable& _hash; const icu::UnicodeString* _start; const icu::UnicodeString* _current; }; const icu::UnicodeString * EquivIterator::next() { const icu::UnicodeString* _next = (const icu::UnicodeString*) _hash.get(*_current); if (_next == NULL) { U_ASSERT(_current == _start); return NULL; } if (*_next == *_start) { return NULL; } _current = _next; return _next; } U_NAMESPACE_END // makeEquivalent makes lhs and rhs equivalent by updating the equivalence // relations in hash accordingly. static void makeEquivalent( const icu::UnicodeString &lhs, const icu::UnicodeString &rhs, icu::Hashtable* hash, UErrorCode &status) { if (U_FAILURE(status)) { return; } if (lhs == rhs) { // already equivalent return; } icu::EquivIterator leftIter(*hash, lhs); icu::EquivIterator rightIter(*hash, rhs); const icu::UnicodeString *firstLeft = leftIter.next(); const icu::UnicodeString *firstRight = rightIter.next(); const icu::UnicodeString *nextLeft = firstLeft; const icu::UnicodeString *nextRight = firstRight; while (nextLeft != NULL && nextRight != NULL) { if (*nextLeft == rhs || *nextRight == lhs) { // Already equivalent return; } nextLeft = leftIter.next(); nextRight = rightIter.next(); } // Not equivalent. Must join. icu::UnicodeString *newFirstLeft; icu::UnicodeString *newFirstRight; if (firstRight == NULL && firstLeft == NULL) { // Neither lhs or rhs belong to an equivalence circle, so we form // a new equivalnce circle of just lhs and rhs. newFirstLeft = new icu::UnicodeString(rhs); newFirstRight = new icu::UnicodeString(lhs); } else if (firstRight == NULL) { // lhs belongs to an equivalence circle, but rhs does not, so we link // rhs into lhs' circle. newFirstLeft = new icu::UnicodeString(rhs); newFirstRight = new icu::UnicodeString(*firstLeft); } else if (firstLeft == NULL) { // rhs belongs to an equivlance circle, but lhs does not, so we link // lhs into rhs' circle. newFirstLeft = new icu::UnicodeString(*firstRight); newFirstRight = new icu::UnicodeString(lhs); } else { // Both lhs and rhs belong to different equivalnce circles. We link // them together to form one single, larger equivalnce circle. newFirstLeft = new icu::UnicodeString(*firstRight); newFirstRight = new icu::UnicodeString(*firstLeft); } if (newFirstLeft == NULL || newFirstRight == NULL) { delete newFirstLeft; delete newFirstRight; status = U_MEMORY_ALLOCATION_ERROR; return; } hash->put(lhs, (void *) newFirstLeft, status); hash->put(rhs, (void *) newFirstRight, status); } // countEquivalent counts how many strings are equivalent to s. // hash stores all the equivalnce relations. // countEquivalent does not include s itself in the count. static int32_t countEquivalent(const icu::Hashtable &hash, const icu::UnicodeString &s) { int32_t result = 0; icu::EquivIterator iter(hash, s); while (iter.next() != NULL) { ++result; } #ifdef UCURR_DEBUG_EQUIV { char tmp[200]; s.extract(0,s.length(),tmp, "UTF-8"); printf("CountEquivalent('%s') = %d\n", tmp, result); } #endif return result; } static const icu::Hashtable* getCurrSymbolsEquiv(); //------------------------------------------------------------ // Code /** * Cleanup callback func */ static UBool U_CALLCONV isoCodes_cleanup(void) { if (gIsoCodes != NULL) { uhash_close(const_cast<UHashtable *>(gIsoCodes)); gIsoCodes = NULL; } gIsoCodesInitOnce.reset(); return TRUE; } /** * Cleanup callback func */ static UBool U_CALLCONV currSymbolsEquiv_cleanup(void) { delete const_cast<icu::Hashtable *>(gCurrSymbolsEquiv); gCurrSymbolsEquiv = NULL; gCurrSymbolsEquivInitOnce.reset(); return TRUE; } /** * Deleter for OlsonToMetaMappingEntry */ static void U_CALLCONV deleteIsoCodeEntry(void *obj) { IsoCodeEntry *entry = (IsoCodeEntry*)obj; uprv_free(entry); } /** * Deleter for gCurrSymbolsEquiv. */ static void U_CALLCONV deleteUnicode(void *obj) { icu::UnicodeString *entry = (icu::UnicodeString*)obj; delete entry; } /** * Unfortunately, we have to convert the UChar* currency code to char* * to use it as a resource key. */ static inline char* myUCharsToChars(char* resultOfLen4, const UChar* currency) { u_UCharsToChars(currency, resultOfLen4, ISO_CURRENCY_CODE_LENGTH); resultOfLen4[ISO_CURRENCY_CODE_LENGTH] = 0; return resultOfLen4; } /** * Internal function to look up currency data. Result is an array of * four integers. The first is the fraction digits. The second is the * rounding increment, or 0 if none. The rounding increment is in * units of 10^(-fraction_digits). The third and fourth are the same * except that they are those used in cash transations ( cashDigits * and cashRounding ). */ static const int32_t* _findMetaData(const UChar* currency, UErrorCode& ec) { if (currency == 0 || *currency == 0) { if (U_SUCCESS(ec)) { ec = U_ILLEGAL_ARGUMENT_ERROR; } return LAST_RESORT_DATA; } // Get CurrencyMeta resource out of root locale file. [This may // move out of the root locale file later; if it does, update this // code.] UResourceBundle* currencyData = ures_openDirect(U_ICUDATA_CURR, CURRENCY_DATA, &ec); UResourceBundle* currencyMeta = ures_getByKey(currencyData, CURRENCY_META, currencyData, &ec); if (U_FAILURE(ec)) { ures_close(currencyMeta); // Config/build error; return hard-coded defaults return LAST_RESORT_DATA; } // Look up our currency, or if that's not available, then DEFAULT char buf[ISO_CURRENCY_CODE_LENGTH+1]; UErrorCode ec2 = U_ZERO_ERROR; // local error code: soft failure UResourceBundle* rb = ures_getByKey(currencyMeta, myUCharsToChars(buf, currency), NULL, &ec2); if (U_FAILURE(ec2)) { ures_close(rb); rb = ures_getByKey(currencyMeta,DEFAULT_META, NULL, &ec); if (U_FAILURE(ec)) { ures_close(currencyMeta); ures_close(rb); // Config/build error; return hard-coded defaults return LAST_RESORT_DATA; } } int32_t len; const int32_t *data = ures_getIntVector(rb, &len, &ec); if (U_FAILURE(ec) || len != 4) { // Config/build error; return hard-coded defaults if (U_SUCCESS(ec)) { ec = U_INVALID_FORMAT_ERROR; } ures_close(currencyMeta); ures_close(rb); return LAST_RESORT_DATA; } ures_close(currencyMeta); ures_close(rb); return data; } // ------------------------------------- static void idForLocale(const char* locale, char* countryAndVariant, int capacity, UErrorCode* ec) { ulocimp_getRegionForSupplementalData(locale, FALSE, countryAndVariant, capacity, ec); } // ------------------------------------------ // // Registration // //------------------------------------------- // don't use ICUService since we don't need fallback U_CDECL_BEGIN static UBool U_CALLCONV currency_cleanup(void); U_CDECL_END #if !UCONFIG_NO_SERVICE struct CReg; static UMutex gCRegLock; static CReg* gCRegHead = 0; struct CReg : public icu::UMemory { CReg *next; UChar iso[ISO_CURRENCY_CODE_LENGTH+1]; char id[ULOC_FULLNAME_CAPACITY]; CReg(const UChar* _iso, const char* _id) : next(0) { int32_t len = (int32_t)uprv_strlen(_id); if (len > (int32_t)(sizeof(id)-1)) { len = (sizeof(id)-1); } uprv_strncpy(id, _id, len); id[len] = 0; u_memcpy(iso, _iso, ISO_CURRENCY_CODE_LENGTH); iso[ISO_CURRENCY_CODE_LENGTH] = 0; } static UCurrRegistryKey reg(const UChar* _iso, const char* _id, UErrorCode* status) { if (status && U_SUCCESS(*status) && _iso && _id) { CReg* n = new CReg(_iso, _id); if (n) { umtx_lock(&gCRegLock); if (!gCRegHead) { /* register for the first time */ ucln_common_registerCleanup(UCLN_COMMON_CURRENCY, currency_cleanup); } n->next = gCRegHead; gCRegHead = n; umtx_unlock(&gCRegLock); return n; } *status = U_MEMORY_ALLOCATION_ERROR; } return 0; } static UBool unreg(UCurrRegistryKey key) { UBool found = FALSE; umtx_lock(&gCRegLock); CReg** p = &gCRegHead; while (*p) { if (*p == key) { *p = ((CReg*)key)->next; delete (CReg*)key; found = TRUE; break; } p = &((*p)->next); } umtx_unlock(&gCRegLock); return found; } static const UChar* get(const char* id) { const UChar* result = NULL; umtx_lock(&gCRegLock); CReg* p = gCRegHead; /* register cleanup of the mutex */ ucln_common_registerCleanup(UCLN_COMMON_CURRENCY, currency_cleanup); while (p) { if (uprv_strcmp(id, p->id) == 0) { result = p->iso; break; } p = p->next; } umtx_unlock(&gCRegLock); return result; } /* This doesn't need to be thread safe. It's for u_cleanup only. */ static void cleanup(void) { while (gCRegHead) { CReg* n = gCRegHead; gCRegHead = gCRegHead->next; delete n; } } }; // ------------------------------------- U_CAPI UCurrRegistryKey U_EXPORT2 ucurr_register(const UChar* isoCode, const char* locale, UErrorCode *status) { if (status && U_SUCCESS(*status)) { char id[ULOC_FULLNAME_CAPACITY]; idForLocale(locale, id, sizeof(id), status); return CReg::reg(isoCode, id, status); } return NULL; } // ------------------------------------- U_CAPI UBool U_EXPORT2 ucurr_unregister(UCurrRegistryKey key, UErrorCode* status) { if (status && U_SUCCESS(*status)) { return CReg::unreg(key); } return FALSE; } #endif /* UCONFIG_NO_SERVICE */ // ------------------------------------- /** * Release all static memory held by currency. */ /*The declaration here is needed so currency_cleanup(void) * can call this function. */ static UBool U_CALLCONV currency_cache_cleanup(void); U_CDECL_BEGIN static UBool U_CALLCONV currency_cleanup(void) { #if !UCONFIG_NO_SERVICE CReg::cleanup(); #endif /* * There might be some cached currency data or isoCodes data. */ currency_cache_cleanup(); isoCodes_cleanup(); currSymbolsEquiv_cleanup(); return TRUE; } U_CDECL_END // ------------------------------------- U_CAPI int32_t U_EXPORT2 ucurr_forLocale(const char* locale, UChar* buff, int32_t buffCapacity, UErrorCode* ec) { if (U_FAILURE(*ec)) { return 0; } if (buffCapacity < 0 || (buff == nullptr && buffCapacity > 0)) { *ec = U_ILLEGAL_ARGUMENT_ERROR; return 0; } char currency[4]; // ISO currency codes are alpha3 codes. UErrorCode localStatus = U_ZERO_ERROR; int32_t resLen = uloc_getKeywordValue(locale, "currency", currency, UPRV_LENGTHOF(currency), &localStatus); if (U_SUCCESS(localStatus) && resLen == 3 && uprv_isInvariantString(currency, resLen)) { if (resLen < buffCapacity) { T_CString_toUpperCase(currency); u_charsToUChars(currency, buff, resLen); } return u_terminateUChars(buff, buffCapacity, resLen, ec); } // get country or country_variant in `id' char id[ULOC_FULLNAME_CAPACITY]; idForLocale(locale, id, UPRV_LENGTHOF(id), ec); if (U_FAILURE(*ec)) { return 0; } #if !UCONFIG_NO_SERVICE const UChar* result = CReg::get(id); if (result) { if(buffCapacity > u_strlen(result)) { u_strcpy(buff, result); } resLen = u_strlen(result); return u_terminateUChars(buff, buffCapacity, resLen, ec); } #endif // Remove variants, which is only needed for registration. char *idDelim = uprv_strchr(id, VAR_DELIM); if (idDelim) { idDelim[0] = 0; } const UChar* s = NULL; // Currency code from data file. if (id[0] == 0) { // No point looking in the data for an empty string. // This is what we would get. localStatus = U_MISSING_RESOURCE_ERROR; } else { // Look up the CurrencyMap element in the root bundle. localStatus = U_ZERO_ERROR; UResourceBundle *rb = ures_openDirect(U_ICUDATA_CURR, CURRENCY_DATA, &localStatus); UResourceBundle *cm = ures_getByKey(rb, CURRENCY_MAP, rb, &localStatus); UResourceBundle *countryArray = ures_getByKey(rb, id, cm, &localStatus); UResourceBundle *currencyReq = ures_getByIndex(countryArray, 0, NULL, &localStatus); s = ures_getStringByKey(currencyReq, "id", &resLen, &localStatus); ures_close(currencyReq); ures_close(countryArray); } if ((U_FAILURE(localStatus)) && strchr(id, '_') != 0) { // We don't know about it. Check to see if we support the variant. uloc_getParent(locale, id, UPRV_LENGTHOF(id), ec); *ec = U_USING_FALLBACK_WARNING; // TODO: Loop over the shortened id rather than recursing and // looking again for a currency keyword. return ucurr_forLocale(id, buff, buffCapacity, ec); } if (*ec == U_ZERO_ERROR || localStatus != U_ZERO_ERROR) { // There is nothing to fallback to. Report the failure/warning if possible. *ec = localStatus; } if (U_SUCCESS(*ec)) { if(buffCapacity > resLen) { u_strcpy(buff, s); } } return u_terminateUChars(buff, buffCapacity, resLen, ec); } // end registration /** * Modify the given locale name by removing the rightmost _-delimited * element. If there is none, empty the string ("" == root). * NOTE: The string "root" is not recognized; do not use it. * @return TRUE if the fallback happened; FALSE if locale is already * root (""). */ static UBool fallback(char *loc) { if (!*loc) { return FALSE; } UErrorCode status = U_ZERO_ERROR; if (uprv_strcmp(loc, "en_GB") == 0) { // HACK: See #13368. We need "en_GB" to fall back to "en_001" instead of "en" // in order to consume the correct data strings. This hack will be removed // when proper data sink loading is implemented here. // NOTE: "001" adds 1 char over "GB". However, both call sites allocate // arrays with length ULOC_FULLNAME_CAPACITY (plenty of room for en_001). uprv_strcpy(loc + 3, "001"); } else { uloc_getParent(loc, loc, (int32_t)uprv_strlen(loc), &status); } /* char *i = uprv_strrchr(loc, '_'); if (i == NULL) { i = loc; } *i = 0; */ return TRUE; } U_CAPI const UChar* U_EXPORT2 ucurr_getName(const UChar* currency, const char* locale, UCurrNameStyle nameStyle, UBool* isChoiceFormat, // fillin int32_t* len, // fillin UErrorCode* ec) { // Look up the Currencies resource for the given locale. The // Currencies locale data looks like this: //|en { //| Currencies { //| USD { "US$", "US Dollar" } //| CHF { "Sw F", "Swiss Franc" } //| INR { "=0#Rs|1#Re|1<Rs", "=0#Rupees|1#Rupee|1<Rupees" } //| //... //| } //|} if (U_FAILURE(*ec)) { return 0; } int32_t choice = (int32_t) nameStyle; if (choice < 0 || choice > 4) { *ec = U_ILLEGAL_ARGUMENT_ERROR; return 0; } // In the future, resource bundles may implement multi-level // fallback. That is, if a currency is not found in the en_US // Currencies data, then the en Currencies data will be searched. // Currently, if a Currencies datum exists in en_US and en, the // en_US entry hides that in en. // We want multi-level fallback for this resource, so we implement // it manually. // Use a separate UErrorCode here that does not propagate out of // this function. UErrorCode ec2 = U_ZERO_ERROR; char loc[ULOC_FULLNAME_CAPACITY]; uloc_getName(locale, loc, sizeof(loc), &ec2); if (U_FAILURE(ec2) || ec2 == U_STRING_NOT_TERMINATED_WARNING) { *ec = U_ILLEGAL_ARGUMENT_ERROR; return 0; } char buf[ISO_CURRENCY_CODE_LENGTH+1]; myUCharsToChars(buf, currency); /* Normalize the keyword value to uppercase */ T_CString_toUpperCase(buf); const UChar* s = NULL; ec2 = U_ZERO_ERROR; LocalUResourceBundlePointer rb(ures_open(U_ICUDATA_CURR, loc, &ec2)); if (nameStyle == UCURR_NARROW_SYMBOL_NAME || nameStyle == UCURR_FORMAL_SYMBOL_NAME || nameStyle == UCURR_VARIANT_SYMBOL_NAME) { CharString key; switch (nameStyle) { case UCURR_NARROW_SYMBOL_NAME: key.append(CURRENCIES_NARROW, ec2); break; case UCURR_FORMAL_SYMBOL_NAME: key.append(CURRENCIES_FORMAL, ec2); break; case UCURR_VARIANT_SYMBOL_NAME: key.append(CURRENCIES_VARIANT, ec2); break; default: *ec = U_UNSUPPORTED_ERROR; return 0; } key.append("/", ec2); key.append(buf, ec2); s = ures_getStringByKeyWithFallback(rb.getAlias(), key.data(), len, &ec2); if (ec2 == U_MISSING_RESOURCE_ERROR) { *ec = U_USING_FALLBACK_WARNING; ec2 = U_ZERO_ERROR; choice = UCURR_SYMBOL_NAME; } } if (s == NULL) { ures_getByKey(rb.getAlias(), CURRENCIES, rb.getAlias(), &ec2); ures_getByKeyWithFallback(rb.getAlias(), buf, rb.getAlias(), &ec2); s = ures_getStringByIndex(rb.getAlias(), choice, len, &ec2); } // If we've succeeded we're done. Otherwise, try to fallback. // If that fails (because we are already at root) then exit. if (U_SUCCESS(ec2)) { if (ec2 == U_USING_DEFAULT_WARNING || (ec2 == U_USING_FALLBACK_WARNING && *ec != U_USING_DEFAULT_WARNING)) { *ec = ec2; } } // We no longer support choice format data in names. Data should not contain // choice patterns. if (isChoiceFormat != NULL) { *isChoiceFormat = FALSE; } if (U_SUCCESS(ec2)) { U_ASSERT(s != NULL); return s; } // If we fail to find a match, use the ISO 4217 code *len = u_strlen(currency); // Should == ISO_CURRENCY_CODE_LENGTH, but maybe not...? *ec = U_USING_DEFAULT_WARNING; return currency; } U_CAPI const UChar* U_EXPORT2 ucurr_getPluralName(const UChar* currency, const char* locale, UBool* isChoiceFormat, const char* pluralCount, int32_t* len, // fillin UErrorCode* ec) { // Look up the Currencies resource for the given locale. The // Currencies locale data looks like this: //|en { //| CurrencyPlurals { //| USD{ //| one{"US dollar"} //| other{"US dollars"} //| } //| } //|} if (U_FAILURE(*ec)) { return 0; } // Use a separate UErrorCode here that does not propagate out of // this function. UErrorCode ec2 = U_ZERO_ERROR; char loc[ULOC_FULLNAME_CAPACITY]; uloc_getName(locale, loc, sizeof(loc), &ec2); if (U_FAILURE(ec2) || ec2 == U_STRING_NOT_TERMINATED_WARNING) { *ec = U_ILLEGAL_ARGUMENT_ERROR; return 0; } char buf[ISO_CURRENCY_CODE_LENGTH+1]; myUCharsToChars(buf, currency); const UChar* s = NULL; ec2 = U_ZERO_ERROR; UResourceBundle* rb = ures_open(U_ICUDATA_CURR, loc, &ec2); rb = ures_getByKey(rb, CURRENCYPLURALS, rb, &ec2); // Fetch resource with multi-level resource inheritance fallback rb = ures_getByKeyWithFallback(rb, buf, rb, &ec2); s = ures_getStringByKeyWithFallback(rb, pluralCount, len, &ec2); if (U_FAILURE(ec2)) { // fall back to "other" ec2 = U_ZERO_ERROR; s = ures_getStringByKeyWithFallback(rb, "other", len, &ec2); if (U_FAILURE(ec2)) { ures_close(rb); // fall back to long name in Currencies return ucurr_getName(currency, locale, UCURR_LONG_NAME, isChoiceFormat, len, ec); } } ures_close(rb); // If we've succeeded we're done. Otherwise, try to fallback. // If that fails (because we are already at root) then exit. if (U_SUCCESS(ec2)) { if (ec2 == U_USING_DEFAULT_WARNING || (ec2 == U_USING_FALLBACK_WARNING && *ec != U_USING_DEFAULT_WARNING)) { *ec = ec2; } U_ASSERT(s != NULL); return s; } // If we fail to find a match, use the ISO 4217 code *len = u_strlen(currency); // Should == ISO_CURRENCY_CODE_LENGTH, but maybe not...? *ec = U_USING_DEFAULT_WARNING; return currency; } //======================================================================== // Following are structure and function for parsing currency names #define NEED_TO_BE_DELETED 0x1 // TODO: a better way to define this? #define MAX_CURRENCY_NAME_LEN 100 typedef struct { const char* IsoCode; // key UChar* currencyName; // value int32_t currencyNameLen; // value length int32_t flag; // flags } CurrencyNameStruct; #ifndef MIN #define MIN(a,b) (((a)<(b)) ? (a) : (b)) #endif #ifndef MAX #define MAX(a,b) (((a)<(b)) ? (b) : (a)) #endif // Comparison function used in quick sort. static int U_CALLCONV currencyNameComparator(const void* a, const void* b) { const CurrencyNameStruct* currName_1 = (const CurrencyNameStruct*)a; const CurrencyNameStruct* currName_2 = (const CurrencyNameStruct*)b; for (int32_t i = 0; i < MIN(currName_1->currencyNameLen, currName_2->currencyNameLen); ++i) { if (currName_1->currencyName[i] < currName_2->currencyName[i]) { return -1; } if (currName_1->currencyName[i] > currName_2->currencyName[i]) { return 1; } } if (currName_1->currencyNameLen < currName_2->currencyNameLen) { return -1; } else if (currName_1->currencyNameLen > currName_2->currencyNameLen) { return 1; } return 0; } // Give a locale, return the maximum number of currency names associated with // this locale. // It gets currency names from resource bundles using fallback. // It is the maximum number because in the fallback chain, some of the // currency names are duplicated. // For example, given locale as "en_US", the currency names get from resource // bundle in "en_US" and "en" are duplicated. The fallback mechanism will count // all currency names in "en_US" and "en". static void getCurrencyNameCount(const char* loc, int32_t* total_currency_name_count, int32_t* total_currency_symbol_count) { U_NAMESPACE_USE *total_currency_name_count = 0; *total_currency_symbol_count = 0; const UChar* s = NULL; char locale[ULOC_FULLNAME_CAPACITY] = ""; uprv_strcpy(locale, loc); const icu::Hashtable *currencySymbolsEquiv = getCurrSymbolsEquiv(); for (;;) { UErrorCode ec2 = U_ZERO_ERROR; // TODO: ures_openDirect? UResourceBundle* rb = ures_open(U_ICUDATA_CURR, locale, &ec2); UResourceBundle* curr = ures_getByKey(rb, CURRENCIES, NULL, &ec2); int32_t n = ures_getSize(curr); for (int32_t i=0; i<n; ++i) { UResourceBundle* names = ures_getByIndex(curr, i, NULL, &ec2); int32_t len; s = ures_getStringByIndex(names, UCURR_SYMBOL_NAME, &len, &ec2); ++(*total_currency_symbol_count); // currency symbol if (currencySymbolsEquiv != NULL) { *total_currency_symbol_count += countEquivalent(*currencySymbolsEquiv, UnicodeString(TRUE, s, len)); } ++(*total_currency_symbol_count); // iso code ++(*total_currency_name_count); // long name ures_close(names); } // currency plurals UErrorCode ec3 = U_ZERO_ERROR; UResourceBundle* curr_p = ures_getByKey(rb, CURRENCYPLURALS, NULL, &ec3); n = ures_getSize(curr_p); for (int32_t i=0; i<n; ++i) { UResourceBundle* names = ures_getByIndex(curr_p, i, NULL, &ec3); *total_currency_name_count += ures_getSize(names); ures_close(names); } ures_close(curr_p); ures_close(curr); ures_close(rb); if (!fallback(locale)) { break; } } } static UChar* toUpperCase(const UChar* source, int32_t len, const char* locale) { UChar* dest = NULL; UErrorCode ec = U_ZERO_ERROR; int32_t destLen = u_strToUpper(dest, 0, source, len, locale, &ec); ec = U_ZERO_ERROR; dest = (UChar*)uprv_malloc(sizeof(UChar) * MAX(destLen, len)); u_strToUpper(dest, destLen, source, len, locale, &ec); if (U_FAILURE(ec)) { u_memcpy(dest, source, len); } return dest; } // Collect all available currency names associated with the given locale // (enable fallback chain). // Read currenc names defined in resource bundle "Currencies" and // "CurrencyPlural", enable fallback chain. // return the malloc-ed currency name arrays and the total number of currency // names in the array. static void collectCurrencyNames(const char* locale, CurrencyNameStruct** currencyNames, int32_t* total_currency_name_count, CurrencyNameStruct** currencySymbols, int32_t* total_currency_symbol_count, UErrorCode& ec) { U_NAMESPACE_USE const icu::Hashtable *currencySymbolsEquiv = getCurrSymbolsEquiv(); // Look up the Currencies resource for the given locale. UErrorCode ec2 = U_ZERO_ERROR; char loc[ULOC_FULLNAME_CAPACITY] = ""; uloc_getName(locale, loc, sizeof(loc), &ec2); if (U_FAILURE(ec2) || ec2 == U_STRING_NOT_TERMINATED_WARNING) { ec = U_ILLEGAL_ARGUMENT_ERROR; } // Get maximum currency name count first. getCurrencyNameCount(loc, total_currency_name_count, total_currency_symbol_count); *currencyNames = (CurrencyNameStruct*)uprv_malloc (sizeof(CurrencyNameStruct) * (*total_currency_name_count)); *currencySymbols = (CurrencyNameStruct*)uprv_malloc (sizeof(CurrencyNameStruct) * (*total_currency_symbol_count)); if(currencyNames == NULL || currencySymbols == NULL) { ec = U_MEMORY_ALLOCATION_ERROR; } if (U_FAILURE(ec)) return; const UChar* s = NULL; // currency name char* iso = NULL; // currency ISO code *total_currency_name_count = 0; *total_currency_symbol_count = 0; UErrorCode ec3 = U_ZERO_ERROR; UErrorCode ec4 = U_ZERO_ERROR; // Using hash to remove duplicates caused by locale fallback UHashtable* currencyIsoCodes = uhash_open(uhash_hashChars, uhash_compareChars, NULL, &ec3); UHashtable* currencyPluralIsoCodes = uhash_open(uhash_hashChars, uhash_compareChars, NULL, &ec4); for (int32_t localeLevel = 0; ; ++localeLevel) { ec2 = U_ZERO_ERROR; // TODO: ures_openDirect UResourceBundle* rb = ures_open(U_ICUDATA_CURR, loc, &ec2); UResourceBundle* curr = ures_getByKey(rb, CURRENCIES, NULL, &ec2); int32_t n = ures_getSize(curr); for (int32_t i=0; i<n; ++i) { UResourceBundle* names = ures_getByIndex(curr, i, NULL, &ec2); int32_t len; s = ures_getStringByIndex(names, UCURR_SYMBOL_NAME, &len, &ec2); // TODO: uhash_put wont change key/value? iso = (char*)ures_getKey(names); if (localeLevel == 0) { uhash_put(currencyIsoCodes, iso, iso, &ec3); } else { if (uhash_get(currencyIsoCodes, iso) != NULL) { ures_close(names); continue; } else { uhash_put(currencyIsoCodes, iso, iso, &ec3); } } // Add currency symbol. (*currencySymbols)[*total_currency_symbol_count].IsoCode = iso; (*currencySymbols)[*total_currency_symbol_count].currencyName = (UChar*)s; (*currencySymbols)[*total_currency_symbol_count].flag = 0; (*currencySymbols)[(*total_currency_symbol_count)++].currencyNameLen = len; // Add equivalent symbols if (currencySymbolsEquiv != NULL) { UnicodeString str(TRUE, s, len); icu::EquivIterator iter(*currencySymbolsEquiv, str); const UnicodeString *symbol; while ((symbol = iter.next()) != NULL) { (*currencySymbols)[*total_currency_symbol_count].IsoCode = iso; (*currencySymbols)[*total_currency_symbol_count].currencyName = const_cast<UChar*>(symbol->getBuffer()); (*currencySymbols)[*total_currency_symbol_count].flag = 0; (*currencySymbols)[(*total_currency_symbol_count)++].currencyNameLen = symbol->length(); } } // Add currency long name. s = ures_getStringByIndex(names, UCURR_LONG_NAME, &len, &ec2); (*currencyNames)[*total_currency_name_count].IsoCode = iso; UChar* upperName = toUpperCase(s, len, locale); (*currencyNames)[*total_currency_name_count].currencyName = upperName; (*currencyNames)[*total_currency_name_count].flag = NEED_TO_BE_DELETED; (*currencyNames)[(*total_currency_name_count)++].currencyNameLen = len; // put (iso, 3, and iso) in to array // Add currency ISO code. (*currencySymbols)[*total_currency_symbol_count].IsoCode = iso; (*currencySymbols)[*total_currency_symbol_count].currencyName = (UChar*)uprv_malloc(sizeof(UChar)*3); // Must convert iso[] into Unicode u_charsToUChars(iso, (*currencySymbols)[*total_currency_symbol_count].currencyName, 3); (*currencySymbols)[*total_currency_symbol_count].flag = NEED_TO_BE_DELETED; (*currencySymbols)[(*total_currency_symbol_count)++].currencyNameLen = 3; ures_close(names); } // currency plurals UErrorCode ec5 = U_ZERO_ERROR; UResourceBundle* curr_p = ures_getByKey(rb, CURRENCYPLURALS, NULL, &ec5); n = ures_getSize(curr_p); for (int32_t i=0; i<n; ++i) { UResourceBundle* names = ures_getByIndex(curr_p, i, NULL, &ec5); iso = (char*)ures_getKey(names); // Using hash to remove duplicated ISO codes in fallback chain. if (localeLevel == 0) { uhash_put(currencyPluralIsoCodes, iso, iso, &ec4); } else { if (uhash_get(currencyPluralIsoCodes, iso) != NULL) { ures_close(names); continue; } else { uhash_put(currencyPluralIsoCodes, iso, iso, &ec4); } } int32_t num = ures_getSize(names); int32_t len; for (int32_t j = 0; j < num; ++j) { // TODO: remove duplicates between singular name and // currency long name? s = ures_getStringByIndex(names, j, &len, &ec5); (*currencyNames)[*total_currency_name_count].IsoCode = iso; UChar* upperName = toUpperCase(s, len, locale); (*currencyNames)[*total_currency_name_count].currencyName = upperName; (*currencyNames)[*total_currency_name_count].flag = NEED_TO_BE_DELETED; (*currencyNames)[(*total_currency_name_count)++].currencyNameLen = len; } ures_close(names); } ures_close(curr_p); ures_close(curr); ures_close(rb); if (!fallback(loc)) { break; } } uhash_close(currencyIsoCodes); uhash_close(currencyPluralIsoCodes); // quick sort the struct qsort(*currencyNames, *total_currency_name_count, sizeof(CurrencyNameStruct), currencyNameComparator); qsort(*currencySymbols, *total_currency_symbol_count, sizeof(CurrencyNameStruct), currencyNameComparator); #ifdef UCURR_DEBUG printf("currency name count: %d\n", *total_currency_name_count); for (int32_t index = 0; index < *total_currency_name_count; ++index) { printf("index: %d\n", index); printf("iso: %s\n", (*currencyNames)[index].IsoCode); char curNameBuf[1024]; memset(curNameBuf, 0, 1024); u_austrncpy(curNameBuf, (*currencyNames)[index].currencyName, (*currencyNames)[index].currencyNameLen); printf("currencyName: %s\n", curNameBuf); printf("len: %d\n", (*currencyNames)[index].currencyNameLen); } printf("currency symbol count: %d\n", *total_currency_symbol_count); for (int32_t index = 0; index < *total_currency_symbol_count; ++index) { printf("index: %d\n", index); printf("iso: %s\n", (*currencySymbols)[index].IsoCode); char curNameBuf[1024]; memset(curNameBuf, 0, 1024); u_austrncpy(curNameBuf, (*currencySymbols)[index].currencyName, (*currencySymbols)[index].currencyNameLen); printf("currencySymbol: %s\n", curNameBuf); printf("len: %d\n", (*currencySymbols)[index].currencyNameLen); } #endif // fail on hashtable errors if (U_FAILURE(ec3)) { ec = ec3; return; } if (U_FAILURE(ec4)) { ec = ec4; return; } } // @param currencyNames: currency names array // @param indexInCurrencyNames: the index of the character in currency names // array against which the comparison is done // @param key: input text char to compare against // @param begin(IN/OUT): the begin index of matching range in currency names array // @param end(IN/OUT): the end index of matching range in currency names array. static int32_t binarySearch(const CurrencyNameStruct* currencyNames, int32_t indexInCurrencyNames, const UChar key, int32_t* begin, int32_t* end) { #ifdef UCURR_DEBUG printf("key = %x\n", key); #endif int32_t first = *begin; int32_t last = *end; while (first <= last) { int32_t mid = (first + last) / 2; // compute mid point. if (indexInCurrencyNames >= currencyNames[mid].currencyNameLen) { first = mid + 1; } else { if (key > currencyNames[mid].currencyName[indexInCurrencyNames]) { first = mid + 1; } else if (key < currencyNames[mid].currencyName[indexInCurrencyNames]) { last = mid - 1; } else { // Find a match, and looking for ranges // Now do two more binary searches. First, on the left side for // the greatest L such that CurrencyNameStruct[L] < key. int32_t L = *begin; int32_t R = mid; #ifdef UCURR_DEBUG printf("mid = %d\n", mid); #endif while (L < R) { int32_t M = (L + R) / 2; #ifdef UCURR_DEBUG printf("L = %d, R = %d, M = %d\n", L, R, M); #endif if (indexInCurrencyNames >= currencyNames[M].currencyNameLen) { L = M + 1; } else { if (currencyNames[M].currencyName[indexInCurrencyNames] < key) { L = M + 1; } else { #ifdef UCURR_DEBUG U_ASSERT(currencyNames[M].currencyName[indexInCurrencyNames] == key); #endif R = M; } } } #ifdef UCURR_DEBUG U_ASSERT(L == R); #endif *begin = L; #ifdef UCURR_DEBUG printf("begin = %d\n", *begin); U_ASSERT(currencyNames[*begin].currencyName[indexInCurrencyNames] == key); #endif // Now for the second search, finding the least R such that // key < CurrencyNameStruct[R]. L = mid; R = *end; while (L < R) { int32_t M = (L + R) / 2; #ifdef UCURR_DEBUG printf("L = %d, R = %d, M = %d\n", L, R, M); #endif if (currencyNames[M].currencyNameLen < indexInCurrencyNames) { L = M + 1; } else { if (currencyNames[M].currencyName[indexInCurrencyNames] > key) { R = M; } else { #ifdef UCURR_DEBUG U_ASSERT(currencyNames[M].currencyName[indexInCurrencyNames] == key); #endif L = M + 1; } } } #ifdef UCURR_DEBUG U_ASSERT(L == R); #endif if (currencyNames[R].currencyName[indexInCurrencyNames] > key) { *end = R - 1; } else { *end = R; } #ifdef UCURR_DEBUG printf("end = %d\n", *end); #endif // now, found the range. check whether there is exact match if (currencyNames[*begin].currencyNameLen == indexInCurrencyNames + 1) { return *begin; // find range and exact match. } return -1; // find range, but no exact match. } } } *begin = -1; *end = -1; return -1; // failed to find range. } // Linear search "text" in "currencyNames". // @param begin, end: the begin and end index in currencyNames, within which // range should the search be performed. // @param textLen: the length of the text to be compared // @param maxMatchLen(IN/OUT): passing in the computed max matching length // pass out the new max matching length // @param maxMatchIndex: the index in currencyName which has the longest // match with input text. static void linearSearch(const CurrencyNameStruct* currencyNames, int32_t begin, int32_t end, const UChar* text, int32_t textLen, int32_t *partialMatchLen, int32_t *maxMatchLen, int32_t* maxMatchIndex) { int32_t initialPartialMatchLen = *partialMatchLen; for (int32_t index = begin; index <= end; ++index) { int32_t len = currencyNames[index].currencyNameLen; if (len > *maxMatchLen && len <= textLen && uprv_memcmp(currencyNames[index].currencyName, text, len * sizeof(UChar)) == 0) { *partialMatchLen = MAX(*partialMatchLen, len); *maxMatchIndex = index; *maxMatchLen = len; #ifdef UCURR_DEBUG printf("maxMatchIndex = %d, maxMatchLen = %d\n", *maxMatchIndex, *maxMatchLen); #endif } else { // Check for partial matches. for (int32_t i=initialPartialMatchLen; i<MIN(len, textLen); i++) { if (currencyNames[index].currencyName[i] != text[i]) { break; } *partialMatchLen = MAX(*partialMatchLen, i + 1); } } } } #define LINEAR_SEARCH_THRESHOLD 10 // Find longest match between "text" and currency names in "currencyNames". // @param total_currency_count: total number of currency names in CurrencyNames. // @param textLen: the length of the text to be compared // @param maxMatchLen: passing in the computed max matching length // pass out the new max matching length // @param maxMatchIndex: the index in currencyName which has the longest // match with input text. static void searchCurrencyName(const CurrencyNameStruct* currencyNames, int32_t total_currency_count, const UChar* text, int32_t textLen, int32_t *partialMatchLen, int32_t* maxMatchLen, int32_t* maxMatchIndex) { *maxMatchIndex = -1; *maxMatchLen = 0; int32_t matchIndex = -1; int32_t binarySearchBegin = 0; int32_t binarySearchEnd = total_currency_count - 1; // It is a variant of binary search. // For example, given the currency names in currencyNames array are: // A AB ABC AD AZ B BB BBEX BBEXYZ BS C D E.... // and the input text is BBEXST // The first round binary search search "B" in the text against // the first char in currency names, and find the first char matching range // to be "B BB BBEX BBEXYZ BS" (and the maximum matching "B"). // The 2nd round binary search search the second "B" in the text against // the 2nd char in currency names, and narrow the matching range to // "BB BBEX BBEXYZ" (and the maximum matching "BB"). // The 3rd round returnes the range as "BBEX BBEXYZ" (without changing // maximum matching). // The 4th round returns the same range (the maximum matching is "BBEX"). // The 5th round returns no matching range. for (int32_t index = 0; index < textLen; ++index) { // matchIndex saves the one with exact match till the current point. // [binarySearchBegin, binarySearchEnd] saves the matching range. matchIndex = binarySearch(currencyNames, index, text[index], &binarySearchBegin, &binarySearchEnd); if (binarySearchBegin == -1) { // did not find the range break; } *partialMatchLen = MAX(*partialMatchLen, index + 1); if (matchIndex != -1) { // find an exact match for text from text[0] to text[index] // in currencyNames array. *maxMatchLen = index + 1; *maxMatchIndex = matchIndex; } if (binarySearchEnd - binarySearchBegin < LINEAR_SEARCH_THRESHOLD) { // linear search if within threshold. linearSearch(currencyNames, binarySearchBegin, binarySearchEnd, text, textLen, partialMatchLen, maxMatchLen, maxMatchIndex); break; } } return; } //========================= currency name cache ===================== typedef struct { char locale[ULOC_FULLNAME_CAPACITY]; //key // currency names, case insensitive CurrencyNameStruct* currencyNames; // value int32_t totalCurrencyNameCount; // currency name count // currency symbols and ISO code, case sensitive CurrencyNameStruct* currencySymbols; // value int32_t totalCurrencySymbolCount; // count // reference count. // reference count is set to 1 when an entry is put to cache. // it increases by 1 before accessing, and decreased by 1 after accessing. // The entry is deleted when ref count is zero, which means // the entry is replaced out of cache and no process is accessing it. int32_t refCount; } CurrencyNameCacheEntry; #define CURRENCY_NAME_CACHE_NUM 10 // Reserve 10 cache entries. static CurrencyNameCacheEntry* currCache[CURRENCY_NAME_CACHE_NUM] = {NULL}; // Using an index to indicate which entry to be replaced when cache is full. // It is a simple round-robin replacement strategy. static int8_t currentCacheEntryIndex = 0; static UMutex gCurrencyCacheMutex; // Cache deletion static void deleteCurrencyNames(CurrencyNameStruct* currencyNames, int32_t count) { for (int32_t index = 0; index < count; ++index) { if ( (currencyNames[index].flag & NEED_TO_BE_DELETED) ) { uprv_free(currencyNames[index].currencyName); } } uprv_free(currencyNames); } static void deleteCacheEntry(CurrencyNameCacheEntry* entry) { deleteCurrencyNames(entry->currencyNames, entry->totalCurrencyNameCount); deleteCurrencyNames(entry->currencySymbols, entry->totalCurrencySymbolCount); uprv_free(entry); } // Cache clean up static UBool U_CALLCONV currency_cache_cleanup(void) { for (int32_t i = 0; i < CURRENCY_NAME_CACHE_NUM; ++i) { if (currCache[i]) { deleteCacheEntry(currCache[i]); currCache[i] = 0; } } return TRUE; } /** * Loads the currency name data from the cache, or from resource bundles if necessary. * The refCount is automatically incremented. It is the caller's responsibility * to decrement it when done! */ static CurrencyNameCacheEntry* getCacheEntry(const char* locale, UErrorCode& ec) { int32_t total_currency_name_count = 0; CurrencyNameStruct* currencyNames = NULL; int32_t total_currency_symbol_count = 0; CurrencyNameStruct* currencySymbols = NULL; CurrencyNameCacheEntry* cacheEntry = NULL; umtx_lock(&gCurrencyCacheMutex); // in order to handle racing correctly, // not putting 'search' in a separate function. int8_t found = -1; for (int8_t i = 0; i < CURRENCY_NAME_CACHE_NUM; ++i) { if (currCache[i]!= NULL && uprv_strcmp(locale, currCache[i]->locale) == 0) { found = i; break; } } if (found != -1) { cacheEntry = currCache[found]; ++(cacheEntry->refCount); } umtx_unlock(&gCurrencyCacheMutex); if (found == -1) { collectCurrencyNames(locale, ¤cyNames, &total_currency_name_count, ¤cySymbols, &total_currency_symbol_count, ec); if (U_FAILURE(ec)) { return NULL; } umtx_lock(&gCurrencyCacheMutex); // check again. for (int8_t i = 0; i < CURRENCY_NAME_CACHE_NUM; ++i) { if (currCache[i]!= NULL && uprv_strcmp(locale, currCache[i]->locale) == 0) { found = i; break; } } if (found == -1) { // insert new entry to // currentCacheEntryIndex % CURRENCY_NAME_CACHE_NUM // and remove the existing entry // currentCacheEntryIndex % CURRENCY_NAME_CACHE_NUM // from cache. cacheEntry = currCache[currentCacheEntryIndex]; if (cacheEntry) { --(cacheEntry->refCount); // delete if the ref count is zero if (cacheEntry->refCount == 0) { deleteCacheEntry(cacheEntry); } } cacheEntry = (CurrencyNameCacheEntry*)uprv_malloc(sizeof(CurrencyNameCacheEntry)); currCache[currentCacheEntryIndex] = cacheEntry; uprv_strcpy(cacheEntry->locale, locale); cacheEntry->currencyNames = currencyNames; cacheEntry->totalCurrencyNameCount = total_currency_name_count; cacheEntry->currencySymbols = currencySymbols; cacheEntry->totalCurrencySymbolCount = total_currency_symbol_count; cacheEntry->refCount = 2; // one for cache, one for reference currentCacheEntryIndex = (currentCacheEntryIndex + 1) % CURRENCY_NAME_CACHE_NUM; ucln_common_registerCleanup(UCLN_COMMON_CURRENCY, currency_cleanup); } else { deleteCurrencyNames(currencyNames, total_currency_name_count); deleteCurrencyNames(currencySymbols, total_currency_symbol_count); cacheEntry = currCache[found]; ++(cacheEntry->refCount); } umtx_unlock(&gCurrencyCacheMutex); } return cacheEntry; } static void releaseCacheEntry(CurrencyNameCacheEntry* cacheEntry) { umtx_lock(&gCurrencyCacheMutex); --(cacheEntry->refCount); if (cacheEntry->refCount == 0) { // remove deleteCacheEntry(cacheEntry); } umtx_unlock(&gCurrencyCacheMutex); } U_CAPI void uprv_parseCurrency(const char* locale, const icu::UnicodeString& text, icu::ParsePosition& pos, int8_t type, int32_t* partialMatchLen, UChar* result, UErrorCode& ec) { U_NAMESPACE_USE if (U_FAILURE(ec)) { return; } CurrencyNameCacheEntry* cacheEntry = getCacheEntry(locale, ec); if (U_FAILURE(ec)) { return; } int32_t total_currency_name_count = cacheEntry->totalCurrencyNameCount; CurrencyNameStruct* currencyNames = cacheEntry->currencyNames; int32_t total_currency_symbol_count = cacheEntry->totalCurrencySymbolCount; CurrencyNameStruct* currencySymbols = cacheEntry->currencySymbols; int32_t start = pos.getIndex(); UChar inputText[MAX_CURRENCY_NAME_LEN]; UChar upperText[MAX_CURRENCY_NAME_LEN]; int32_t textLen = MIN(MAX_CURRENCY_NAME_LEN, text.length() - start); text.extract(start, textLen, inputText); UErrorCode ec1 = U_ZERO_ERROR; textLen = u_strToUpper(upperText, MAX_CURRENCY_NAME_LEN, inputText, textLen, locale, &ec1); // Make sure partialMatchLen is initialized *partialMatchLen = 0; int32_t max = 0; int32_t matchIndex = -1; // case in-sensitive comparison against currency names searchCurrencyName(currencyNames, total_currency_name_count, upperText, textLen, partialMatchLen, &max, &matchIndex); #ifdef UCURR_DEBUG printf("search in names, max = %d, matchIndex = %d\n", max, matchIndex); #endif int32_t maxInSymbol = 0; int32_t matchIndexInSymbol = -1; if (type != UCURR_LONG_NAME) { // not name only // case sensitive comparison against currency symbols and ISO code. searchCurrencyName(currencySymbols, total_currency_symbol_count, inputText, textLen, partialMatchLen, &maxInSymbol, &matchIndexInSymbol); } #ifdef UCURR_DEBUG printf("search in symbols, maxInSymbol = %d, matchIndexInSymbol = %d\n", maxInSymbol, matchIndexInSymbol); if(matchIndexInSymbol != -1) { printf("== ISO=%s\n", currencySymbols[matchIndexInSymbol].IsoCode); } #endif if (max >= maxInSymbol && matchIndex != -1) { u_charsToUChars(currencyNames[matchIndex].IsoCode, result, 4); pos.setIndex(start + max); } else if (maxInSymbol >= max && matchIndexInSymbol != -1) { u_charsToUChars(currencySymbols[matchIndexInSymbol].IsoCode, result, 4); pos.setIndex(start + maxInSymbol); } // decrease reference count releaseCacheEntry(cacheEntry); } void uprv_currencyLeads(const char* locale, icu::UnicodeSet& result, UErrorCode& ec) { U_NAMESPACE_USE if (U_FAILURE(ec)) { return; } CurrencyNameCacheEntry* cacheEntry = getCacheEntry(locale, ec); if (U_FAILURE(ec)) { return; } for (int32_t i=0; i<cacheEntry->totalCurrencySymbolCount; i++) { const CurrencyNameStruct& info = cacheEntry->currencySymbols[i]; UChar32 cp; U16_GET(info.currencyName, 0, 0, info.currencyNameLen, cp); result.add(cp); } for (int32_t i=0; i<cacheEntry->totalCurrencyNameCount; i++) { const CurrencyNameStruct& info = cacheEntry->currencyNames[i]; UChar32 cp; U16_GET(info.currencyName, 0, 0, info.currencyNameLen, cp); result.add(cp); } // decrease reference count releaseCacheEntry(cacheEntry); } /** * Internal method. Given a currency ISO code and a locale, return * the "static" currency name. This is usually the same as the * UCURR_SYMBOL_NAME, but if the latter is a choice format, then the * format is applied to the number 2.0 (to yield the more common * plural) to return a static name. * * This is used for backward compatibility with old currency logic in * DecimalFormat and DecimalFormatSymbols. */ U_CAPI void uprv_getStaticCurrencyName(const UChar* iso, const char* loc, icu::UnicodeString& result, UErrorCode& ec) { U_NAMESPACE_USE int32_t len; const UChar* currname = ucurr_getName(iso, loc, UCURR_SYMBOL_NAME, nullptr /* isChoiceFormat */, &len, &ec); if (U_SUCCESS(ec)) { result.setTo(currname, len); } } U_CAPI int32_t U_EXPORT2 ucurr_getDefaultFractionDigits(const UChar* currency, UErrorCode* ec) { return ucurr_getDefaultFractionDigitsForUsage(currency,UCURR_USAGE_STANDARD,ec); } U_CAPI int32_t U_EXPORT2 ucurr_getDefaultFractionDigitsForUsage(const UChar* currency, const UCurrencyUsage usage, UErrorCode* ec) { int32_t fracDigits = 0; if (U_SUCCESS(*ec)) { switch (usage) { case UCURR_USAGE_STANDARD: fracDigits = (_findMetaData(currency, *ec))[0]; break; case UCURR_USAGE_CASH: fracDigits = (_findMetaData(currency, *ec))[2]; break; default: *ec = U_UNSUPPORTED_ERROR; } } return fracDigits; } U_CAPI double U_EXPORT2 ucurr_getRoundingIncrement(const UChar* currency, UErrorCode* ec) { return ucurr_getRoundingIncrementForUsage(currency, UCURR_USAGE_STANDARD, ec); } U_CAPI double U_EXPORT2 ucurr_getRoundingIncrementForUsage(const UChar* currency, const UCurrencyUsage usage, UErrorCode* ec) { double result = 0.0; const int32_t *data = _findMetaData(currency, *ec); if (U_SUCCESS(*ec)) { int32_t fracDigits; int32_t increment; switch (usage) { case UCURR_USAGE_STANDARD: fracDigits = data[0]; increment = data[1]; break; case UCURR_USAGE_CASH: fracDigits = data[2]; increment = data[3]; break; default: *ec = U_UNSUPPORTED_ERROR; return result; } // If the meta data is invalid, return 0.0 if (fracDigits < 0 || fracDigits > MAX_POW10) { *ec = U_INVALID_FORMAT_ERROR; } else { // A rounding value of 0 or 1 indicates no rounding. if (increment >= 2) { // Return (increment) / 10^(fracDigits). The only actual rounding data, // as of this writing, is CHF { 2, 5 }. result = double(increment) / POW10[fracDigits]; } } } return result; } U_CDECL_BEGIN typedef struct UCurrencyContext { uint32_t currType; /* UCurrCurrencyType */ uint32_t listIdx; } UCurrencyContext; /* Please keep this list in alphabetical order. You can look at the CLDR supplemental data or ISO-4217 for the meaning of some of these items. ISO-4217: http://www.iso.org/iso/en/prods-services/popstds/currencycodeslist.html */ static const struct CurrencyList { const char *currency; uint32_t currType; } gCurrencyList[] = { {"ADP", UCURR_COMMON|UCURR_DEPRECATED}, {"AED", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AFA", UCURR_COMMON|UCURR_DEPRECATED}, {"AFN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ALK", UCURR_COMMON|UCURR_DEPRECATED}, {"ALL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AMD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ANG", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AOA", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AOK", UCURR_COMMON|UCURR_DEPRECATED}, {"AON", UCURR_COMMON|UCURR_DEPRECATED}, {"AOR", UCURR_COMMON|UCURR_DEPRECATED}, {"ARA", UCURR_COMMON|UCURR_DEPRECATED}, {"ARL", UCURR_COMMON|UCURR_DEPRECATED}, {"ARM", UCURR_COMMON|UCURR_DEPRECATED}, {"ARP", UCURR_COMMON|UCURR_DEPRECATED}, {"ARS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ATS", UCURR_COMMON|UCURR_DEPRECATED}, {"AUD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AWG", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"AZM", UCURR_COMMON|UCURR_DEPRECATED}, {"AZN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BAD", UCURR_COMMON|UCURR_DEPRECATED}, {"BAM", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BAN", UCURR_COMMON|UCURR_DEPRECATED}, {"BBD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BDT", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BEC", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"BEF", UCURR_COMMON|UCURR_DEPRECATED}, {"BEL", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"BGL", UCURR_COMMON|UCURR_DEPRECATED}, {"BGM", UCURR_COMMON|UCURR_DEPRECATED}, {"BGN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BGO", UCURR_COMMON|UCURR_DEPRECATED}, {"BHD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BIF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BMD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BND", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BOB", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BOL", UCURR_COMMON|UCURR_DEPRECATED}, {"BOP", UCURR_COMMON|UCURR_DEPRECATED}, {"BOV", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"BRB", UCURR_COMMON|UCURR_DEPRECATED}, {"BRC", UCURR_COMMON|UCURR_DEPRECATED}, {"BRE", UCURR_COMMON|UCURR_DEPRECATED}, {"BRL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BRN", UCURR_COMMON|UCURR_DEPRECATED}, {"BRR", UCURR_COMMON|UCURR_DEPRECATED}, {"BRZ", UCURR_COMMON|UCURR_DEPRECATED}, {"BSD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BTN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BUK", UCURR_COMMON|UCURR_DEPRECATED}, {"BWP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BYB", UCURR_COMMON|UCURR_DEPRECATED}, {"BYN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"BYR", UCURR_COMMON|UCURR_DEPRECATED}, {"BZD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CAD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CDF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CHE", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"CHF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CHW", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"CLE", UCURR_COMMON|UCURR_DEPRECATED}, {"CLF", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"CLP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CNH", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"CNX", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"CNY", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"COP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"COU", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"CRC", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CSD", UCURR_COMMON|UCURR_DEPRECATED}, {"CSK", UCURR_COMMON|UCURR_DEPRECATED}, {"CUC", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CUP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CVE", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"CYP", UCURR_COMMON|UCURR_DEPRECATED}, {"CZK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"DDM", UCURR_COMMON|UCURR_DEPRECATED}, {"DEM", UCURR_COMMON|UCURR_DEPRECATED}, {"DJF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"DKK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"DOP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"DZD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ECS", UCURR_COMMON|UCURR_DEPRECATED}, {"ECV", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"EEK", UCURR_COMMON|UCURR_DEPRECATED}, {"EGP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"EQE", UCURR_COMMON|UCURR_DEPRECATED}, // questionable, remove? {"ERN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ESA", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"ESB", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"ESP", UCURR_COMMON|UCURR_DEPRECATED}, {"ETB", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"EUR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"FIM", UCURR_COMMON|UCURR_DEPRECATED}, {"FJD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"FKP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"FRF", UCURR_COMMON|UCURR_DEPRECATED}, {"GBP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GEK", UCURR_COMMON|UCURR_DEPRECATED}, {"GEL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GHC", UCURR_COMMON|UCURR_DEPRECATED}, {"GHS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GIP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GMD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GNF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GNS", UCURR_COMMON|UCURR_DEPRECATED}, {"GQE", UCURR_COMMON|UCURR_DEPRECATED}, {"GRD", UCURR_COMMON|UCURR_DEPRECATED}, {"GTQ", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"GWE", UCURR_COMMON|UCURR_DEPRECATED}, {"GWP", UCURR_COMMON|UCURR_DEPRECATED}, {"GYD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"HKD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"HNL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"HRD", UCURR_COMMON|UCURR_DEPRECATED}, {"HRK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"HTG", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"HUF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"IDR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"IEP", UCURR_COMMON|UCURR_DEPRECATED}, {"ILP", UCURR_COMMON|UCURR_DEPRECATED}, {"ILR", UCURR_COMMON|UCURR_DEPRECATED}, {"ILS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"INR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"IQD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"IRR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ISJ", UCURR_COMMON|UCURR_DEPRECATED}, {"ISK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ITL", UCURR_COMMON|UCURR_DEPRECATED}, {"JMD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"JOD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"JPY", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KES", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KGS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KHR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KMF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KPW", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KRH", UCURR_COMMON|UCURR_DEPRECATED}, {"KRO", UCURR_COMMON|UCURR_DEPRECATED}, {"KRW", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KWD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KYD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"KZT", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LAK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LBP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LKR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LRD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LSL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"LSM", UCURR_COMMON|UCURR_DEPRECATED}, // questionable, remove? {"LTL", UCURR_COMMON|UCURR_DEPRECATED}, {"LTT", UCURR_COMMON|UCURR_DEPRECATED}, {"LUC", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"LUF", UCURR_COMMON|UCURR_DEPRECATED}, {"LUL", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"LVL", UCURR_COMMON|UCURR_DEPRECATED}, {"LVR", UCURR_COMMON|UCURR_DEPRECATED}, {"LYD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MAD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MAF", UCURR_COMMON|UCURR_DEPRECATED}, {"MCF", UCURR_COMMON|UCURR_DEPRECATED}, {"MDC", UCURR_COMMON|UCURR_DEPRECATED}, {"MDL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MGA", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MGF", UCURR_COMMON|UCURR_DEPRECATED}, {"MKD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MKN", UCURR_COMMON|UCURR_DEPRECATED}, {"MLF", UCURR_COMMON|UCURR_DEPRECATED}, {"MMK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MNT", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MOP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MRO", UCURR_COMMON|UCURR_DEPRECATED}, {"MRU", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MTL", UCURR_COMMON|UCURR_DEPRECATED}, {"MTP", UCURR_COMMON|UCURR_DEPRECATED}, {"MUR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MVP", UCURR_COMMON|UCURR_DEPRECATED}, // questionable, remove? {"MVR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MWK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MXN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MXP", UCURR_COMMON|UCURR_DEPRECATED}, {"MXV", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"MYR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"MZE", UCURR_COMMON|UCURR_DEPRECATED}, {"MZM", UCURR_COMMON|UCURR_DEPRECATED}, {"MZN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NAD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NGN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NIC", UCURR_COMMON|UCURR_DEPRECATED}, {"NIO", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NLG", UCURR_COMMON|UCURR_DEPRECATED}, {"NOK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NPR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"NZD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"OMR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PAB", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PEI", UCURR_COMMON|UCURR_DEPRECATED}, {"PEN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PES", UCURR_COMMON|UCURR_DEPRECATED}, {"PGK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PHP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PKR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PLN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"PLZ", UCURR_COMMON|UCURR_DEPRECATED}, {"PTE", UCURR_COMMON|UCURR_DEPRECATED}, {"PYG", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"QAR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"RHD", UCURR_COMMON|UCURR_DEPRECATED}, {"ROL", UCURR_COMMON|UCURR_DEPRECATED}, {"RON", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"RSD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"RUB", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"RUR", UCURR_COMMON|UCURR_DEPRECATED}, {"RWF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SAR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SBD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SCR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SDD", UCURR_COMMON|UCURR_DEPRECATED}, {"SDG", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SDP", UCURR_COMMON|UCURR_DEPRECATED}, {"SEK", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SGD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SHP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SIT", UCURR_COMMON|UCURR_DEPRECATED}, {"SKK", UCURR_COMMON|UCURR_DEPRECATED}, {"SLL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SOS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SRD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SRG", UCURR_COMMON|UCURR_DEPRECATED}, {"SSP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"STD", UCURR_COMMON|UCURR_DEPRECATED}, {"STN", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SUR", UCURR_COMMON|UCURR_DEPRECATED}, {"SVC", UCURR_COMMON|UCURR_DEPRECATED}, {"SYP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"SZL", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"THB", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TJR", UCURR_COMMON|UCURR_DEPRECATED}, {"TJS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TMM", UCURR_COMMON|UCURR_DEPRECATED}, {"TMT", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TND", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TOP", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TPE", UCURR_COMMON|UCURR_DEPRECATED}, {"TRL", UCURR_COMMON|UCURR_DEPRECATED}, {"TRY", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TTD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TWD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"TZS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"UAH", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"UAK", UCURR_COMMON|UCURR_DEPRECATED}, {"UGS", UCURR_COMMON|UCURR_DEPRECATED}, {"UGX", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"USD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"USN", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"USS", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"UYI", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"UYP", UCURR_COMMON|UCURR_DEPRECATED}, {"UYU", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"UZS", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"VEB", UCURR_COMMON|UCURR_DEPRECATED}, {"VEF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"VND", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"VNN", UCURR_COMMON|UCURR_DEPRECATED}, {"VUV", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"WST", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"XAF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"XAG", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XAU", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XBA", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XBB", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XBC", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XBD", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XCD", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"XDR", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XEU", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"XFO", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XFU", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XOF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"XPD", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XPF", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"XPT", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XRE", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"XSU", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XTS", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XUA", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"XXX", UCURR_UNCOMMON|UCURR_NON_DEPRECATED}, {"YDD", UCURR_COMMON|UCURR_DEPRECATED}, {"YER", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"YUD", UCURR_COMMON|UCURR_DEPRECATED}, {"YUM", UCURR_COMMON|UCURR_DEPRECATED}, {"YUN", UCURR_COMMON|UCURR_DEPRECATED}, {"YUR", UCURR_COMMON|UCURR_DEPRECATED}, {"ZAL", UCURR_UNCOMMON|UCURR_DEPRECATED}, {"ZAR", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ZMK", UCURR_COMMON|UCURR_DEPRECATED}, {"ZMW", UCURR_COMMON|UCURR_NON_DEPRECATED}, {"ZRN", UCURR_COMMON|UCURR_DEPRECATED}, {"ZRZ", UCURR_COMMON|UCURR_DEPRECATED}, {"ZWD", UCURR_COMMON|UCURR_DEPRECATED}, {"ZWL", UCURR_COMMON|UCURR_DEPRECATED}, {"ZWR", UCURR_COMMON|UCURR_DEPRECATED}, { NULL, 0 } // Leave here to denote the end of the list. }; #define UCURR_MATCHES_BITMASK(variable, typeToMatch) \ ((typeToMatch) == UCURR_ALL || ((variable) & (typeToMatch)) == (typeToMatch)) static int32_t U_CALLCONV ucurr_countCurrencyList(UEnumeration *enumerator, UErrorCode * /*pErrorCode*/) { UCurrencyContext *myContext = (UCurrencyContext *)(enumerator->context); uint32_t currType = myContext->currType; int32_t count = 0; /* Count the number of items matching the type we are looking for. */ for (int32_t idx = 0; gCurrencyList[idx].currency != NULL; idx++) { if (UCURR_MATCHES_BITMASK(gCurrencyList[idx].currType, currType)) { count++; } } return count; } static const char* U_CALLCONV ucurr_nextCurrencyList(UEnumeration *enumerator, int32_t* resultLength, UErrorCode * /*pErrorCode*/) { UCurrencyContext *myContext = (UCurrencyContext *)(enumerator->context); /* Find the next in the list that matches the type we are looking for. */ while (myContext->listIdx < UPRV_LENGTHOF(gCurrencyList)-1) { const struct CurrencyList *currItem = &gCurrencyList[myContext->listIdx++]; if (UCURR_MATCHES_BITMASK(currItem->currType, myContext->currType)) { if (resultLength) { *resultLength = 3; /* Currency codes are only 3 chars long */ } return currItem->currency; } } /* We enumerated too far. */ if (resultLength) { *resultLength = 0; } return NULL; } static void U_CALLCONV ucurr_resetCurrencyList(UEnumeration *enumerator, UErrorCode * /*pErrorCode*/) { ((UCurrencyContext *)(enumerator->context))->listIdx = 0; } static void U_CALLCONV ucurr_closeCurrencyList(UEnumeration *enumerator) { uprv_free(enumerator->context); uprv_free(enumerator); } static void U_CALLCONV ucurr_createCurrencyList(UHashtable *isoCodes, UErrorCode* status){ UErrorCode localStatus = U_ZERO_ERROR; // Look up the CurrencyMap element in the root bundle. UResourceBundle *rb = ures_openDirect(U_ICUDATA_CURR, CURRENCY_DATA, &localStatus); UResourceBundle *currencyMapArray = ures_getByKey(rb, CURRENCY_MAP, rb, &localStatus); if (U_SUCCESS(localStatus)) { // process each entry in currency map for (int32_t i=0; i<ures_getSize(currencyMapArray); i++) { // get the currency resource UResourceBundle *currencyArray = ures_getByIndex(currencyMapArray, i, NULL, &localStatus); // process each currency if (U_SUCCESS(localStatus)) { for (int32_t j=0; j<ures_getSize(currencyArray); j++) { // get the currency resource UResourceBundle *currencyRes = ures_getByIndex(currencyArray, j, NULL, &localStatus); IsoCodeEntry *entry = (IsoCodeEntry*)uprv_malloc(sizeof(IsoCodeEntry)); if (entry == NULL) { *status = U_MEMORY_ALLOCATION_ERROR; return; } // get the ISO code int32_t isoLength = 0; UResourceBundle *idRes = ures_getByKey(currencyRes, "id", NULL, &localStatus); if (idRes == NULL) { continue; } const UChar *isoCode = ures_getString(idRes, &isoLength, &localStatus); // get from date UDate fromDate = U_DATE_MIN; UResourceBundle *fromRes = ures_getByKey(currencyRes, "from", NULL, &localStatus); if (U_SUCCESS(localStatus)) { int32_t fromLength = 0; const int32_t *fromArray = ures_getIntVector(fromRes, &fromLength, &localStatus); int64_t currDate64 = (int64_t)fromArray[0] << 32; currDate64 |= ((int64_t)fromArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); fromDate = (UDate)currDate64; } ures_close(fromRes); // get to date UDate toDate = U_DATE_MAX; localStatus = U_ZERO_ERROR; UResourceBundle *toRes = ures_getByKey(currencyRes, "to", NULL, &localStatus); if (U_SUCCESS(localStatus)) { int32_t toLength = 0; const int32_t *toArray = ures_getIntVector(toRes, &toLength, &localStatus); int64_t currDate64 = (int64_t)toArray[0] << 32; currDate64 |= ((int64_t)toArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); toDate = (UDate)currDate64; } ures_close(toRes); ures_close(idRes); ures_close(currencyRes); entry->isoCode = isoCode; entry->from = fromDate; entry->to = toDate; localStatus = U_ZERO_ERROR; uhash_put(isoCodes, (UChar *)isoCode, entry, &localStatus); } } else { *status = localStatus; } ures_close(currencyArray); } } else { *status = localStatus; } ures_close(currencyMapArray); } static const UEnumeration gEnumCurrencyList = { NULL, NULL, ucurr_closeCurrencyList, ucurr_countCurrencyList, uenum_unextDefault, ucurr_nextCurrencyList, ucurr_resetCurrencyList }; U_CDECL_END static void U_CALLCONV initIsoCodes(UErrorCode &status) { U_ASSERT(gIsoCodes == NULL); ucln_common_registerCleanup(UCLN_COMMON_CURRENCY, currency_cleanup); UHashtable *isoCodes = uhash_open(uhash_hashUChars, uhash_compareUChars, NULL, &status); if (U_FAILURE(status)) { return; } uhash_setValueDeleter(isoCodes, deleteIsoCodeEntry); ucurr_createCurrencyList(isoCodes, &status); if (U_FAILURE(status)) { uhash_close(isoCodes); return; } gIsoCodes = isoCodes; // Note: gIsoCodes is const. Once set up here it is never altered, // and read only access is safe without synchronization. } static void populateCurrSymbolsEquiv(icu::Hashtable *hash, UErrorCode &status) { if (U_FAILURE(status)) { return; } for (auto& entry : unisets::kCurrencyEntries) { UnicodeString exemplar(entry.exemplar); const UnicodeSet* set = unisets::get(entry.key); if (set == nullptr) { return; } UnicodeSetIterator it(*set); while (it.next()) { UnicodeString value = it.getString(); if (value == exemplar) { // No need to mark the exemplar character as an equivalent continue; } makeEquivalent(exemplar, value, hash, status); if (U_FAILURE(status)) { return; } } } } static void U_CALLCONV initCurrSymbolsEquiv() { U_ASSERT(gCurrSymbolsEquiv == NULL); UErrorCode status = U_ZERO_ERROR; ucln_common_registerCleanup(UCLN_COMMON_CURRENCY, currency_cleanup); icu::Hashtable *temp = new icu::Hashtable(status); if (temp == NULL) { return; } if (U_FAILURE(status)) { delete temp; return; } temp->setValueDeleter(deleteUnicode); populateCurrSymbolsEquiv(temp, status); if (U_FAILURE(status)) { delete temp; return; } gCurrSymbolsEquiv = temp; } U_CAPI UBool U_EXPORT2 ucurr_isAvailable(const UChar* isoCode, UDate from, UDate to, UErrorCode* eErrorCode) { umtx_initOnce(gIsoCodesInitOnce, &initIsoCodes, *eErrorCode); if (U_FAILURE(*eErrorCode)) { return FALSE; } IsoCodeEntry* result = (IsoCodeEntry *) uhash_get(gIsoCodes, isoCode); if (result == NULL) { return FALSE; } else if (from > to) { *eErrorCode = U_ILLEGAL_ARGUMENT_ERROR; return FALSE; } else if ((from > result->to) || (to < result->from)) { return FALSE; } return TRUE; } static const icu::Hashtable* getCurrSymbolsEquiv() { umtx_initOnce(gCurrSymbolsEquivInitOnce, &initCurrSymbolsEquiv); return gCurrSymbolsEquiv; } U_CAPI UEnumeration * U_EXPORT2 ucurr_openISOCurrencies(uint32_t currType, UErrorCode *pErrorCode) { UEnumeration *myEnum = NULL; UCurrencyContext *myContext; myEnum = (UEnumeration*)uprv_malloc(sizeof(UEnumeration)); if (myEnum == NULL) { *pErrorCode = U_MEMORY_ALLOCATION_ERROR; return NULL; } uprv_memcpy(myEnum, &gEnumCurrencyList, sizeof(UEnumeration)); myContext = (UCurrencyContext*)uprv_malloc(sizeof(UCurrencyContext)); if (myContext == NULL) { *pErrorCode = U_MEMORY_ALLOCATION_ERROR; uprv_free(myEnum); return NULL; } myContext->currType = currType; myContext->listIdx = 0; myEnum->context = myContext; return myEnum; } U_CAPI int32_t U_EXPORT2 ucurr_countCurrencies(const char* locale, UDate date, UErrorCode* ec) { int32_t currCount = 0; if (ec != NULL && U_SUCCESS(*ec)) { // local variables UErrorCode localStatus = U_ZERO_ERROR; char id[ULOC_FULLNAME_CAPACITY]; // get country or country_variant in `id' idForLocale(locale, id, sizeof(id), ec); if (U_FAILURE(*ec)) { return 0; } // Remove variants, which is only needed for registration. char *idDelim = strchr(id, VAR_DELIM); if (idDelim) { idDelim[0] = 0; } // Look up the CurrencyMap element in the root bundle. UResourceBundle *rb = ures_openDirect(U_ICUDATA_CURR, CURRENCY_DATA, &localStatus); UResourceBundle *cm = ures_getByKey(rb, CURRENCY_MAP, rb, &localStatus); // Using the id derived from the local, get the currency data UResourceBundle *countryArray = ures_getByKey(rb, id, cm, &localStatus); // process each currency to see which one is valid for the given date if (U_SUCCESS(localStatus)) { for (int32_t i=0; i<ures_getSize(countryArray); i++) { // get the currency resource UResourceBundle *currencyRes = ures_getByIndex(countryArray, i, NULL, &localStatus); // get the from date int32_t fromLength = 0; UResourceBundle *fromRes = ures_getByKey(currencyRes, "from", NULL, &localStatus); const int32_t *fromArray = ures_getIntVector(fromRes, &fromLength, &localStatus); int64_t currDate64 = (int64_t)fromArray[0] << 32; currDate64 |= ((int64_t)fromArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); UDate fromDate = (UDate)currDate64; if (ures_getSize(currencyRes)> 2) { int32_t toLength = 0; UResourceBundle *toRes = ures_getByKey(currencyRes, "to", NULL, &localStatus); const int32_t *toArray = ures_getIntVector(toRes, &toLength, &localStatus); currDate64 = (int64_t)toArray[0] << 32; currDate64 |= ((int64_t)toArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); UDate toDate = (UDate)currDate64; if ((fromDate <= date) && (date < toDate)) { currCount++; } ures_close(toRes); } else { if (fromDate <= date) { currCount++; } } // close open resources ures_close(currencyRes); ures_close(fromRes); } // end For loop } // end if (U_SUCCESS(localStatus)) ures_close(countryArray); // Check for errors if (*ec == U_ZERO_ERROR || localStatus != U_ZERO_ERROR) { // There is nothing to fallback to. // Report the failure/warning if possible. *ec = localStatus; } if (U_SUCCESS(*ec)) { // no errors return currCount; } } // If we got here, either error code is invalid or // some argument passed is no good. return 0; } U_CAPI int32_t U_EXPORT2 ucurr_forLocaleAndDate(const char* locale, UDate date, int32_t index, UChar* buff, int32_t buffCapacity, UErrorCode* ec) { int32_t resLen = 0; int32_t currIndex = 0; const UChar* s = NULL; if (ec != NULL && U_SUCCESS(*ec)) { // check the arguments passed if ((buff && buffCapacity) || !buffCapacity ) { // local variables UErrorCode localStatus = U_ZERO_ERROR; char id[ULOC_FULLNAME_CAPACITY]; // get country or country_variant in `id' idForLocale(locale, id, sizeof(id), ec); if (U_FAILURE(*ec)) { return 0; } // Remove variants, which is only needed for registration. char *idDelim = strchr(id, VAR_DELIM); if (idDelim) { idDelim[0] = 0; } // Look up the CurrencyMap element in the root bundle. UResourceBundle *rb = ures_openDirect(U_ICUDATA_CURR, CURRENCY_DATA, &localStatus); UResourceBundle *cm = ures_getByKey(rb, CURRENCY_MAP, rb, &localStatus); // Using the id derived from the local, get the currency data UResourceBundle *countryArray = ures_getByKey(rb, id, cm, &localStatus); // process each currency to see which one is valid for the given date bool matchFound = false; if (U_SUCCESS(localStatus)) { if ((index <= 0) || (index> ures_getSize(countryArray))) { // requested index is out of bounds ures_close(countryArray); return 0; } for (int32_t i=0; i<ures_getSize(countryArray); i++) { // get the currency resource UResourceBundle *currencyRes = ures_getByIndex(countryArray, i, NULL, &localStatus); s = ures_getStringByKey(currencyRes, "id", &resLen, &localStatus); // get the from date int32_t fromLength = 0; UResourceBundle *fromRes = ures_getByKey(currencyRes, "from", NULL, &localStatus); const int32_t *fromArray = ures_getIntVector(fromRes, &fromLength, &localStatus); int64_t currDate64 = (int64_t)fromArray[0] << 32; currDate64 |= ((int64_t)fromArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); UDate fromDate = (UDate)currDate64; if (ures_getSize(currencyRes)> 2) { int32_t toLength = 0; UResourceBundle *toRes = ures_getByKey(currencyRes, "to", NULL, &localStatus); const int32_t *toArray = ures_getIntVector(toRes, &toLength, &localStatus); currDate64 = (int64_t)toArray[0] << 32; currDate64 |= ((int64_t)toArray[1] & (int64_t)INT64_C(0x00000000FFFFFFFF)); UDate toDate = (UDate)currDate64; if ((fromDate <= date) && (date < toDate)) { currIndex++; if (currIndex == index) { matchFound = true; } } ures_close(toRes); } else { if (fromDate <= date) { currIndex++; if (currIndex == index) { matchFound = true; } } } // close open resources ures_close(currencyRes); ures_close(fromRes); // check for loop exit if (matchFound) { break; } } // end For loop } ures_close(countryArray); // Check for errors if (*ec == U_ZERO_ERROR || localStatus != U_ZERO_ERROR) { // There is nothing to fallback to. // Report the failure/warning if possible. *ec = localStatus; } if (U_SUCCESS(*ec)) { // no errors if((buffCapacity> resLen) && matchFound) { // write out the currency value u_strcpy(buff, s); } else { return 0; } } // return null terminated currency string return u_terminateUChars(buff, buffCapacity, resLen, ec); } else { // illegal argument encountered *ec = U_ILLEGAL_ARGUMENT_ERROR; } } // If we got here, either error code is invalid or // some argument passed is no good. return resLen; } static const UEnumeration defaultKeywordValues = { NULL, NULL, ulist_close_keyword_values_iterator, ulist_count_keyword_values, uenum_unextDefault, ulist_next_keyword_value, ulist_reset_keyword_values_iterator }; U_CAPI UEnumeration *U_EXPORT2 ucurr_getKeywordValuesForLocale(const char *key, const char *locale, UBool commonlyUsed, UErrorCode* status) { // Resolve region char prefRegion[ULOC_COUNTRY_CAPACITY]; ulocimp_getRegionForSupplementalData(locale, TRUE, prefRegion, sizeof(prefRegion), status); // Read value from supplementalData UList *values = ulist_createEmptyList(status); UList *otherValues = ulist_createEmptyList(status); UEnumeration *en = (UEnumeration *)uprv_malloc(sizeof(UEnumeration)); if (U_FAILURE(*status) || en == NULL) { if (en == NULL) { *status = U_MEMORY_ALLOCATION_ERROR; } else { uprv_free(en); } ulist_deleteList(values); ulist_deleteList(otherValues); return NULL; } memcpy(en, &defaultKeywordValues, sizeof(UEnumeration)); en->context = values; UResourceBundle *bundle = ures_openDirect(U_ICUDATA_CURR, "supplementalData", status); ures_getByKey(bundle, "CurrencyMap", bundle, status); UResourceBundle bundlekey, regbndl, curbndl, to; ures_initStackObject(&bundlekey); ures_initStackObject(®bndl); ures_initStackObject(&curbndl); ures_initStackObject(&to); while (U_SUCCESS(*status) && ures_hasNext(bundle)) { ures_getNextResource(bundle, &bundlekey, status); if (U_FAILURE(*status)) { break; } const char *region = ures_getKey(&bundlekey); UBool isPrefRegion = uprv_strcmp(region, prefRegion) == 0 ? TRUE : FALSE; if (!isPrefRegion && commonlyUsed) { // With commonlyUsed=true, we do not put // currencies for other regions in the // result list. continue; } ures_getByKey(bundle, region, ®bndl, status); if (U_FAILURE(*status)) { break; } while (U_SUCCESS(*status) && ures_hasNext(®bndl)) { ures_getNextResource(®bndl, &curbndl, status); if (ures_getType(&curbndl) != URES_TABLE) { // Currently, an empty ARRAY is mixed in. continue; } char *curID = (char *)uprv_malloc(sizeof(char) * ULOC_KEYWORDS_CAPACITY); int32_t curIDLength = ULOC_KEYWORDS_CAPACITY; if (curID == NULL) { *status = U_MEMORY_ALLOCATION_ERROR; break; } #if U_CHARSET_FAMILY==U_ASCII_FAMILY ures_getUTF8StringByKey(&curbndl, "id", curID, &curIDLength, TRUE, status); /* optimize - use the utf-8 string */ #else { const UChar* defString = ures_getStringByKey(&curbndl, "id", &curIDLength, status); if(U_SUCCESS(*status)) { if(curIDLength+1 > ULOC_KEYWORDS_CAPACITY) { *status = U_BUFFER_OVERFLOW_ERROR; } else { u_UCharsToChars(defString, curID, curIDLength+1); } } } #endif if (U_FAILURE(*status)) { break; } UBool hasTo = FALSE; ures_getByKey(&curbndl, "to", &to, status); if (U_FAILURE(*status)) { // Do nothing here... *status = U_ZERO_ERROR; } else { hasTo = TRUE; } if (isPrefRegion && !hasTo && !ulist_containsString(values, curID, (int32_t)uprv_strlen(curID))) { // Currently active currency for the target country ulist_addItemEndList(values, curID, TRUE, status); } else if (!ulist_containsString(otherValues, curID, (int32_t)uprv_strlen(curID)) && !commonlyUsed) { ulist_addItemEndList(otherValues, curID, TRUE, status); } else { uprv_free(curID); } } } if (U_SUCCESS(*status)) { if (commonlyUsed) { if (ulist_getListSize(values) == 0) { // This could happen if no valid region is supplied in the input // locale. In this case, we use the CLDR's default. uenum_close(en); en = ucurr_getKeywordValuesForLocale(key, "und", TRUE, status); } } else { // Consolidate the list char *value = NULL; ulist_resetList(otherValues); while ((value = (char *)ulist_getNext(otherValues)) != NULL) { if (!ulist_containsString(values, value, (int32_t)uprv_strlen(value))) { char *tmpValue = (char *)uprv_malloc(sizeof(char) * ULOC_KEYWORDS_CAPACITY); uprv_memcpy(tmpValue, value, uprv_strlen(value) + 1); ulist_addItemEndList(values, tmpValue, TRUE, status); if (U_FAILURE(*status)) { break; } } } } ulist_resetList((UList *)(en->context)); } else { ulist_deleteList(values); uprv_free(en); values = NULL; en = NULL; } ures_close(&to); ures_close(&curbndl); ures_close(®bndl); ures_close(&bundlekey); ures_close(bundle); ulist_deleteList(otherValues); return en; } U_CAPI int32_t U_EXPORT2 ucurr_getNumericCode(const UChar* currency) { int32_t code = 0; if (currency && u_strlen(currency) == ISO_CURRENCY_CODE_LENGTH) { UErrorCode status = U_ZERO_ERROR; UResourceBundle *bundle = ures_openDirect(0, "currencyNumericCodes", &status); ures_getByKey(bundle, "codeMap", bundle, &status); if (U_SUCCESS(status)) { char alphaCode[ISO_CURRENCY_CODE_LENGTH+1]; myUCharsToChars(alphaCode, currency); T_CString_toUpperCase(alphaCode); ures_getByKey(bundle, alphaCode, bundle, &status); int tmpCode = ures_getInt(bundle, &status); if (U_SUCCESS(status)) { code = tmpCode; } } ures_close(bundle); } return code; } #endif /* #if !UCONFIG_NO_FORMATTING */ //eof