/*
*******************************************************************************
-* Copyright (C) 1996-2006, International Business Machines
+* Copyright (C) 1996-2008, International Business Machines
* Corporation and others. All Rights Reserved.
*******************************************************************************
* file name: ucol_res.cpp
#include "ustr_imp.h"
#include "cstring.h"
#include "umutex.h"
+#include "ucln_in.h"
#include "ustrenum.h"
#include "putilimp.h"
#include "utracimp.h"
#include "cmemory.h"
+U_NAMESPACE_USE
+
+// static UCA. There is only one. Collators don't use it.
+// It is referenced only in ucol_initUCA and ucol_cleanup
+static UCollator* _staticUCA = NULL;
+// static pointer to udata memory. Inited in ucol_initUCA
+// used for cleanup in ucol_cleanup
+static UDataMemory* UCA_DATA_MEM = NULL;
+
U_CDECL_BEGIN
-static void U_CALLCONV
-ucol_prv_closeResources(UCollator *coll) {
- if(coll->rb != NULL) { /* pointing to read-only memory */
- ures_close(coll->rb);
- }
- if(coll->elements != NULL) {
- ures_close(coll->elements);
- }
+static UBool U_CALLCONV
+ucol_res_cleanup(void)
+{
+ if (UCA_DATA_MEM) {
+ udata_close(UCA_DATA_MEM);
+ UCA_DATA_MEM = NULL;
+ }
+ if (_staticUCA) {
+ ucol_close(_staticUCA);
+ _staticUCA = NULL;
+ }
+ return TRUE;
+}
+
+static UBool U_CALLCONV
+isAcceptableUCA(void * /*context*/,
+ const char * /*type*/, const char * /*name*/,
+ const UDataInfo *pInfo){
+ /* context, type & name are intentionally not used */
+ if( pInfo->size>=20 &&
+ pInfo->isBigEndian==U_IS_BIG_ENDIAN &&
+ pInfo->charsetFamily==U_CHARSET_FAMILY &&
+ pInfo->dataFormat[0]==UCA_DATA_FORMAT_0 && /* dataFormat="UCol" */
+ pInfo->dataFormat[1]==UCA_DATA_FORMAT_1 &&
+ pInfo->dataFormat[2]==UCA_DATA_FORMAT_2 &&
+ pInfo->dataFormat[3]==UCA_DATA_FORMAT_3 &&
+ pInfo->formatVersion[0]==UCA_FORMAT_VERSION_0 &&
+ pInfo->formatVersion[1]>=UCA_FORMAT_VERSION_1// &&
+ //pInfo->formatVersion[1]==UCA_FORMAT_VERSION_1 &&
+ //pInfo->formatVersion[2]==UCA_FORMAT_VERSION_2 && // Too harsh
+ //pInfo->formatVersion[3]==UCA_FORMAT_VERSION_3 && // Too harsh
+ ) {
+ UVersionInfo UCDVersion;
+ u_getUnicodeVersion(UCDVersion);
+ return (UBool)(pInfo->dataVersion[0]==UCDVersion[0]
+ && pInfo->dataVersion[1]==UCDVersion[1]);
+ //&& pInfo->dataVersion[2]==ucaDataInfo.dataVersion[2]
+ //&& pInfo->dataVersion[3]==ucaDataInfo.dataVersion[3]);
+ } else {
+ return FALSE;
+ }
}
U_CDECL_END
+/* do not close UCA returned by ucol_initUCA! */
+UCollator *
+ucol_initUCA(UErrorCode *status) {
+ if(U_FAILURE(*status)) {
+ return NULL;
+ }
+ UBool needsInit;
+ UMTX_CHECK(NULL, (_staticUCA == NULL), needsInit);
+
+ if(needsInit) {
+ UDataMemory *result = udata_openChoice(NULL, UCA_DATA_TYPE, UCA_DATA_NAME, isAcceptableUCA, NULL, status);
+
+ if(U_SUCCESS(*status)){
+ UCollator *newUCA = ucol_initCollator((const UCATableHeader *)udata_getMemory(result), NULL, NULL, status);
+ if(U_SUCCESS(*status)){
+ umtx_lock(NULL);
+ if(_staticUCA == NULL) {
+ _staticUCA = newUCA;
+ newUCA = NULL;
+ UCA_DATA_MEM = result;
+ result = NULL;
+ }
+ umtx_unlock(NULL);
+
+ ucln_i18n_registerCleanup(UCLN_I18N_UCOL_RES, ucol_res_cleanup);
+ if(newUCA != NULL) {
+ ucol_close(newUCA);
+ udata_close(result);
+ }
+ // Initalize variables for implicit generation
+ uprv_uca_initImplicitConstants(status);
+ }else{
+ ucol_close(newUCA);
+ udata_close(result);
+ }
+ }
+ else {
+ udata_close(result);
+ }
+ }
+ return _staticUCA;
+}
+
+U_CAPI void U_EXPORT2
+ucol_forgetUCA(void)
+{
+ _staticUCA = NULL;
+ UCA_DATA_MEM = NULL;
+}
+
/****************************************************************************/
/* Following are the open/close functions */
/* */
/****************************************************************************/
static UCollator*
tryOpeningFromRules(UResourceBundle *collElem, UErrorCode *status) {
- int32_t rulesLen = 0;
- const UChar *rules = ures_getStringByKey(collElem, "Sequence", &rulesLen, status);
- return ucol_openRules(rules, rulesLen, UCOL_DEFAULT, UCOL_DEFAULT, NULL, status);
-
+ int32_t rulesLen = 0;
+ const UChar *rules = ures_getStringByKey(collElem, "Sequence", &rulesLen, status);
+ return ucol_openRules(rules, rulesLen, UCOL_DEFAULT, UCOL_DEFAULT, NULL, status);
}
ucol_open_internal(const char *loc,
UErrorCode *status)
{
+ UErrorCode intStatus = U_ZERO_ERROR;
const UCollator* UCA = ucol_initUCA(status);
/* New version */
// if there is a keyword, we pick it up and try to get elements
if(!uloc_getKeywordValue(loc, "collation", keyBuffer, 256, status)) {
// no keyword. we try to find the default setting, which will give us the keyword value
- UErrorCode intStatus = U_ZERO_ERROR;
+ intStatus = U_ZERO_ERROR;
// finding default value does not affect collation fallback status
UResourceBundle *defaultColl = ures_getByKeyWithFallback(collations, "default", NULL, &intStatus);
if(U_SUCCESS(intStatus)) {
}
ures_close(defaultColl);
}
- collElem = ures_getByKeyWithFallback(collations, keyBuffer, collElem, status);
+ collElem = ures_getByKeyWithFallback(collations, keyBuffer, collations, status);
+ collations = NULL; // We just reused the collations object as collElem.
UResourceBundle *binary = NULL;
if(*status == U_MISSING_RESOURCE_ERROR) { /* We didn't find the tailoring data, we fallback to the UCA */
*status = U_USING_DEFAULT_WARNING;
result = ucol_initCollator(UCA->image, result, UCA, status);
+ if (U_FAILURE(*status)) {
+ goto clean;
+ }
// if we use UCA, real locale is root
- result->rb = ures_open(U_ICUDATA_COLL, "", status);
- result->elements = ures_open(U_ICUDATA_COLL, "", status);
+ ures_close(b);
+ b = ures_open(U_ICUDATA_COLL, "", status);
+ ures_close(collElem);
+ collElem = ures_open(U_ICUDATA_COLL, "", status);
if(U_FAILURE(*status)) {
goto clean;
}
- ures_close(b);
result->hasRealData = FALSE;
} else if(U_SUCCESS(*status)) {
- int32_t len = 0;
- UErrorCode binaryStatus = U_ZERO_ERROR;
+ intStatus = U_ZERO_ERROR;
- binary = ures_getByKey(collElem, "%%CollationBin", NULL, &binaryStatus);
+ binary = ures_getByKey(collElem, "%%CollationBin", NULL, &intStatus);
- if(binaryStatus == U_MISSING_RESOURCE_ERROR) { /* we didn't find the binary image, we should use the rules */
+ if(intStatus == U_MISSING_RESOURCE_ERROR) { /* we didn't find the binary image, we should use the rules */
binary = NULL;
result = tryOpeningFromRules(collElem, status);
if(U_FAILURE(*status)) {
goto clean;
}
} else if(U_SUCCESS(*status)) { /* otherwise, we'll pick a collation data that exists */
+ int32_t len = 0;
const uint8_t *inData = ures_getBinary(binary, &len, status);
UCATableHeader *colData = (UCATableHeader *)inData;
if(uprv_memcmp(colData->UCAVersion, UCA->image->UCAVersion, sizeof(UVersionInfo)) != 0 ||
result->freeImageOnClose = FALSE;
}
}
- result->rb = b;
- result->elements = collElem;
- len = 0;
- binaryStatus = U_ZERO_ERROR;
- result->rules = ures_getStringByKey(result->elements, "Sequence", &len, &binaryStatus);
- result->rulesLength = len;
+ intStatus = U_ZERO_ERROR;
+ result->rules = ures_getStringByKey(collElem, "Sequence", &result->rulesLength, &intStatus);
result->freeRulesOnClose = FALSE;
} else { /* There is another error, and we're just gonna clean up */
goto clean;
}
- result->validLocale = NULL; // default is to use rb info
+ intStatus = U_ZERO_ERROR;
+ result->ucaRules = ures_getStringByKey(b,"UCARules",NULL,&intStatus);
if(loc == NULL) {
- loc = ures_getLocale(result->rb, status);
+ loc = ures_getLocale(b, status);
}
- result->requestedLocale = (char *)uprv_malloc((uprv_strlen(loc)+1)*sizeof(char));
+ result->requestedLocale = uprv_strdup(loc);
/* test for NULL */
if (result->requestedLocale == NULL) {
*status = U_MEMORY_ALLOCATION_ERROR;
goto clean;
}
- uprv_strcpy(result->requestedLocale, loc);
+ loc = ures_getLocale(collElem, status);
+ result->actualLocale = uprv_strdup(loc);
+ /* test for NULL */
+ if (result->actualLocale == NULL) {
+ *status = U_MEMORY_ALLOCATION_ERROR;
+ goto clean;
+ }
+ loc = ures_getLocale(b, status);
+ result->validLocale = uprv_strdup(loc);
+ /* test for NULL */
+ if (result->validLocale == NULL) {
+ *status = U_MEMORY_ALLOCATION_ERROR;
+ goto clean;
+ }
+ ures_close(b);
+ ures_close(collElem);
ures_close(binary);
- ures_close(collations); //??? we have to decide on that. Probably affects something :)
- result->resCleaner = ucol_prv_closeResources;
return result;
clean:
ures_close(b);
ures_close(collElem);
- ures_close(collations);
ures_close(binary);
+ ucol_close(result);
return NULL;
}
ucol_open(const char *loc,
UErrorCode *status)
{
- UTRACE_ENTRY_OC(UTRACE_UCOL_OPEN);
- UTRACE_DATA1(UTRACE_INFO, "locale = \"%s\"", loc);
- UCollator *result = NULL;
+ U_NAMESPACE_USE
+
+ UTRACE_ENTRY_OC(UTRACE_UCOL_OPEN);
+ UTRACE_DATA1(UTRACE_INFO, "locale = \"%s\"", loc);
+ UCollator *result = NULL;
- u_init(status);
+ u_init(status);
#if !UCONFIG_NO_SERVICE
- result = Collator::createUCollator(loc, status);
- if (result == NULL)
+ result = Collator::createUCollator(loc, status);
+ if (result == NULL)
#endif
- {
- result = ucol_open_internal(loc, status);
- }
- UTRACE_EXIT_PTR_STATUS(result, *status);
- return result;
+ {
+ result = ucol_open_internal(loc, status);
+ }
+ UTRACE_EXIT_PTR_STATUS(result, *status);
+ return result;
}
U_CAPI UCollator* U_EXPORT2
ucol_openRules( const UChar *rules,
- int32_t rulesLength,
- UColAttributeValue normalizationMode,
- UCollationStrength strength,
- UParseError *parseError,
- UErrorCode *status)
+ int32_t rulesLength,
+ UColAttributeValue normalizationMode,
+ UCollationStrength strength,
+ UParseError *parseError,
+ UErrorCode *status)
{
- uint32_t listLen = 0;
- UColTokenParser src;
- UColAttributeValue norm;
- UParseError tErr;
-
- if(status == NULL || U_FAILURE(*status)){
- return 0;
- }
-
- u_init(status);
- if (U_FAILURE(*status)) {
- return NULL;
- }
-
- if(rules == NULL || rulesLength < -1) {
- *status = U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
-
- if(rulesLength == -1) {
- rulesLength = u_strlen(rules);
- }
-
- if(parseError == NULL){
- parseError = &tErr;
- }
-
- switch(normalizationMode) {
- case UCOL_OFF:
- case UCOL_ON:
- case UCOL_DEFAULT:
- norm = normalizationMode;
- break;
- default:
- *status = U_ILLEGAL_ARGUMENT_ERROR;
- return 0;
- }
-
- UCollator *UCA = ucol_initUCA(status);
-
- if(U_FAILURE(*status)){
- return NULL;
- }
+ UColTokenParser src;
+ UColAttributeValue norm;
+ UParseError tErr;
- ucol_tok_initTokenList(&src, rules, rulesLength, UCA, status);
- listLen = ucol_tok_assembleTokenList(&src,parseError, status);
+ if(status == NULL || U_FAILURE(*status)){
+ return 0;
+ }
- if(U_FAILURE(*status)) {
- /* if status is U_ILLEGAL_ARGUMENT_ERROR, src->current points at the offending option */
- /* if status is U_INVALID_FORMAT_ERROR, src->current points after the problematic part of the rules */
- /* so something might be done here... or on lower level */
-#ifdef UCOL_DEBUG
- if(*status == U_ILLEGAL_ARGUMENT_ERROR) {
- fprintf(stderr, "bad option starting at offset %i\n", src.current-src.source);
- } else {
- fprintf(stderr, "invalid rule just before offset %i\n", src.current-src.source);
+ u_init(status);
+ if (U_FAILURE(*status)) {
+ return NULL;
}
-#endif
- ucol_tok_closeTokenList(&src);
- return NULL;
- }
- UCollator *result = NULL;
- UCATableHeader *table = NULL;
- if(src.resultLen > 0 || src.removeSet != NULL) { /* we have a set of rules, let's make something of it */
- /* also, if we wanted to remove some contractions, we should make a tailoring */
- table = ucol_assembleTailoringTable(&src, status);
- if(U_SUCCESS(*status)) {
- // builder version
- table->version[0] = UCOL_BUILDER_VERSION;
- // no tailoring information on this level
- table->version[1] = table->version[2] = table->version[3] = 0;
- // set UCD version
- u_getUnicodeVersion(table->UCDVersion);
- // set UCA version
- uprv_memcpy(table->UCAVersion, UCA->image->UCAVersion, sizeof(UVersionInfo));
- result = ucol_initCollator(table, 0, UCA, status);
- result->hasRealData = TRUE;
- result->freeImageOnClose = TRUE;
- }
- } else { /* no rules, but no error either */
- // must be only options
- // We will init the collator from UCA
- result = ucol_initCollator(UCA->image, 0, UCA, status);
- // And set only the options
- UColOptionSet *opts = (UColOptionSet *)uprv_malloc(sizeof(UColOptionSet));
- /* test for NULL */
- if (opts == NULL) {
- *status = U_MEMORY_ALLOCATION_ERROR;
+ if(rules == NULL || rulesLength < -1) {
+ *status = U_ILLEGAL_ARGUMENT_ERROR;
+ return 0;
+ }
+
+ if(rulesLength == -1) {
+ rulesLength = u_strlen(rules);
+ }
+
+ if(parseError == NULL){
+ parseError = &tErr;
+ }
+
+ switch(normalizationMode) {
+ case UCOL_OFF:
+ case UCOL_ON:
+ case UCOL_DEFAULT:
+ norm = normalizationMode;
+ break;
+ default:
+ *status = U_ILLEGAL_ARGUMENT_ERROR;
+ return 0;
+ }
+
+ UCollator *result = NULL;
+ UCATableHeader *table = NULL;
+ UCollator *UCA = ucol_initUCA(status);
+
+ if(U_FAILURE(*status)){
+ return NULL;
+ }
+
+ ucol_tok_initTokenList(&src, rules, rulesLength, UCA, status);
+ ucol_tok_assembleTokenList(&src,parseError, status);
+
+ if(U_FAILURE(*status)) {
+ /* if status is U_ILLEGAL_ARGUMENT_ERROR, src->current points at the offending option */
+ /* if status is U_INVALID_FORMAT_ERROR, src->current points after the problematic part of the rules */
+ /* so something might be done here... or on lower level */
+#ifdef UCOL_DEBUG
+ if(*status == U_ILLEGAL_ARGUMENT_ERROR) {
+ fprintf(stderr, "bad option starting at offset %i\n", src.current-src.source);
+ } else {
+ fprintf(stderr, "invalid rule just before offset %i\n", src.current-src.source);
+ }
+#endif
goto cleanup;
}
- uprv_memcpy(opts, src.opts, sizeof(UColOptionSet));
- ucol_setOptionsFromHeader(result, opts, status);
- result->freeOptionsOnClose = TRUE;
- result->hasRealData = FALSE;
- result->freeImageOnClose = FALSE;
- }
-
- if(U_SUCCESS(*status)) {
- UChar *newRules;
- result->dataVersion[0] = UCOL_BUILDER_VERSION;
- if(rulesLength > 0) {
- newRules = (UChar *)uprv_malloc((rulesLength+1)*U_SIZEOF_UCHAR);
- /* test for NULL */
- if (newRules == NULL) {
- *status = U_MEMORY_ALLOCATION_ERROR;
- goto cleanup;
- }
- uprv_memcpy(newRules, rules, rulesLength*U_SIZEOF_UCHAR);
- newRules[rulesLength]=0;
- result->rules = newRules;
- result->rulesLength = rulesLength;
- result->freeRulesOnClose = TRUE;
- }
- result->rb = NULL;
- result->elements = NULL;
- result->validLocale = NULL;
- result->requestedLocale = NULL;
- ucol_setAttribute(result, UCOL_STRENGTH, strength, status);
- ucol_setAttribute(result, UCOL_NORMALIZATION_MODE, norm, status);
- } else {
-cleanup:
- if(result != NULL) {
- ucol_close(result);
+
+ if(src.resultLen > 0 || src.removeSet != NULL) { /* we have a set of rules, let's make something of it */
+ /* also, if we wanted to remove some contractions, we should make a tailoring */
+ table = ucol_assembleTailoringTable(&src, status);
+ if(U_SUCCESS(*status)) {
+ // builder version
+ table->version[0] = UCOL_BUILDER_VERSION;
+ // no tailoring information on this level
+ table->version[1] = table->version[2] = table->version[3] = 0;
+ // set UCD version
+ u_getUnicodeVersion(table->UCDVersion);
+ // set UCA version
+ uprv_memcpy(table->UCAVersion, UCA->image->UCAVersion, sizeof(UVersionInfo));
+ result = ucol_initCollator(table, 0, UCA, status);
+ if (U_FAILURE(*status)) {
+ goto cleanup;
+ }
+ result->hasRealData = TRUE;
+ result->freeImageOnClose = TRUE;
+ }
+ } else { /* no rules, but no error either */
+ // must be only options
+ // We will init the collator from UCA
+ result = ucol_initCollator(UCA->image, 0, UCA, status);
+ // Check for null result
+ if (U_FAILURE(*status)) {
+ goto cleanup;
+ }
+ // And set only the options
+ UColOptionSet *opts = (UColOptionSet *)uprv_malloc(sizeof(UColOptionSet));
+ /* test for NULL */
+ if (opts == NULL) {
+ *status = U_MEMORY_ALLOCATION_ERROR;
+ goto cleanup;
+ }
+ uprv_memcpy(opts, src.opts, sizeof(UColOptionSet));
+ ucol_setOptionsFromHeader(result, opts, status);
+ result->freeOptionsOnClose = TRUE;
+ result->hasRealData = FALSE;
+ result->freeImageOnClose = FALSE;
+ }
+
+ if(U_SUCCESS(*status)) {
+ UChar *newRules;
+ result->dataVersion[0] = UCOL_BUILDER_VERSION;
+ if(rulesLength > 0) {
+ newRules = (UChar *)uprv_malloc((rulesLength+1)*U_SIZEOF_UCHAR);
+ /* test for NULL */
+ if (newRules == NULL) {
+ *status = U_MEMORY_ALLOCATION_ERROR;
+ goto cleanup;
+ }
+ uprv_memcpy(newRules, rules, rulesLength*U_SIZEOF_UCHAR);
+ newRules[rulesLength]=0;
+ result->rules = newRules;
+ result->rulesLength = rulesLength;
+ result->freeRulesOnClose = TRUE;
+ }
+ result->ucaRules = NULL;
+ result->actualLocale = NULL;
+ result->validLocale = NULL;
+ result->requestedLocale = NULL;
+ ucol_setAttribute(result, UCOL_STRENGTH, strength, status);
+ ucol_setAttribute(result, UCOL_NORMALIZATION_MODE, norm, status);
} else {
- if(table != NULL) {
- uprv_free(table);
- }
+cleanup:
+ if(result != NULL) {
+ ucol_close(result);
+ } else {
+ if(table != NULL) {
+ uprv_free(table);
+ }
+ }
+ result = NULL;
}
- result = NULL;
- }
- ucol_tok_closeTokenList(&src);
+ ucol_tok_closeTokenList(&src);
- return result;
+ return result;
}
U_CAPI int32_t U_EXPORT2
ucol_getRulesEx(const UCollator *coll, UColRuleOption delta, UChar *buffer, int32_t bufferLen) {
- UErrorCode status = U_ZERO_ERROR;
- int32_t len = 0;
- int32_t UCAlen = 0;
- const UChar* ucaRules = 0;
- const UChar *rules = ucol_getRules(coll, &len);
- if(delta == UCOL_FULL_RULES) {
- /* take the UCA rules and append real rules at the end */
- /* UCA rules will be probably coming from the root RB */
- ucaRules = ures_getStringByKey(coll->rb,"UCARules",&UCAlen,&status);
- /*
- UResourceBundle* cresb = ures_getByKeyWithFallback(coll->rb, "collations", NULL, &status);
- UResourceBundle* uca = ures_getByKeyWithFallback(cresb, "UCA", NULL, &status);
- ucaRules = ures_getStringByKey(uca,"Sequence",&UCAlen,&status);
- ures_close(uca);
- ures_close(cresb);
- */
- }
- if(U_FAILURE(status)) {
- return 0;
- }
- if(buffer!=0 && bufferLen>0){
- *buffer=0;
- if(UCAlen > 0) {
- u_memcpy(buffer, ucaRules, uprv_min(UCAlen, bufferLen));
- }
- if(len > 0 && bufferLen > UCAlen) {
- u_memcpy(buffer+UCAlen, rules, uprv_min(len, bufferLen-UCAlen));
- }
- }
- return u_terminateUChars(buffer, bufferLen, len+UCAlen, &status);
+ UErrorCode status = U_ZERO_ERROR;
+ int32_t len = 0;
+ int32_t UCAlen = 0;
+ const UChar* ucaRules = 0;
+ const UChar *rules = ucol_getRules(coll, &len);
+ if(delta == UCOL_FULL_RULES) {
+ /* take the UCA rules and append real rules at the end */
+ /* UCA rules will be probably coming from the root RB */
+ ucaRules = coll->ucaRules;
+ if (ucaRules) {
+ UCAlen = u_strlen(ucaRules);
+ }
+ /*
+ ucaRules = ures_getStringByKey(coll->rb,"UCARules",&UCAlen,&status);
+ UResourceBundle* cresb = ures_getByKeyWithFallback(coll->rb, "collations", NULL, &status);
+ UResourceBundle* uca = ures_getByKeyWithFallback(cresb, "UCA", NULL, &status);
+ ucaRules = ures_getStringByKey(uca,"Sequence",&UCAlen,&status);
+ ures_close(uca);
+ ures_close(cresb);
+ */
+ }
+ if(U_FAILURE(status)) {
+ return 0;
+ }
+ if(buffer!=0 && bufferLen>0){
+ *buffer=0;
+ if(UCAlen > 0) {
+ u_memcpy(buffer, ucaRules, uprv_min(UCAlen, bufferLen));
+ }
+ if(len > 0 && bufferLen > UCAlen) {
+ u_memcpy(buffer+UCAlen, rules, uprv_min(len, bufferLen-UCAlen));
+ }
+ }
+ return u_terminateUChars(buffer, bufferLen, len+UCAlen, &status);
}
static const UChar _NUL = 0;
U_CAPI const UChar* U_EXPORT2
ucol_getRules( const UCollator *coll,
- int32_t *length)
+ int32_t *length)
{
if(coll->rules != NULL) {
*length = coll->rulesLength;
U_CAPI UBool U_EXPORT2
ucol_equals(const UCollator *source, const UCollator *target) {
- UErrorCode status = U_ZERO_ERROR;
- // if pointers are equal, collators are equal
- if(source == target) {
- return TRUE;
- }
- int32_t i = 0, j = 0;
- // if any of attributes are different, collators are not equal
- for(i = 0; i < UCOL_ATTRIBUTE_COUNT; i++) {
- if(ucol_getAttribute(source, (UColAttribute)i, &status) != ucol_getAttribute(target, (UColAttribute)i, &status) || U_FAILURE(status)) {
- return FALSE;
- }
- }
-
- int32_t sourceRulesLen = 0, targetRulesLen = 0;
- const UChar *sourceRules = ucol_getRules(source, &sourceRulesLen);
- const UChar *targetRules = ucol_getRules(target, &targetRulesLen);
-
- if(sourceRulesLen == targetRulesLen && u_strncmp(sourceRules, targetRules, sourceRulesLen) == 0) {
- // all the attributes are equal and the rules are equal - collators are equal
- return(TRUE);
- }
- // hard part, need to construct tree from rules and see if they yield the same tailoring
- UBool result = TRUE;
- UParseError parseError;
- UColTokenParser sourceParser, targetParser;
- int32_t sourceListLen = 0, targetListLen = 0;
- ucol_tok_initTokenList(&sourceParser, sourceRules, sourceRulesLen, source->UCA, &status);
- ucol_tok_initTokenList(&targetParser, targetRules, targetRulesLen, target->UCA, &status);
- sourceListLen = ucol_tok_assembleTokenList(&sourceParser, &parseError, &status);
- targetListLen = ucol_tok_assembleTokenList(&targetParser, &parseError, &status);
-
- if(sourceListLen != targetListLen) {
- // different number of resets
- result = FALSE;
- } else {
- UColToken *sourceReset = NULL, *targetReset = NULL;
- UChar *sourceResetString = NULL, *targetResetString = NULL;
- int32_t sourceStringLen = 0, targetStringLen = 0;
- for(i = 0; i < sourceListLen; i++) {
- sourceReset = sourceParser.lh[i].reset;
- sourceResetString = sourceParser.source+(sourceReset->source & 0xFFFFFF);
- sourceStringLen = sourceReset->source >> 24;
- for(j = 0; j < sourceListLen; j++) {
- targetReset = targetParser.lh[j].reset;
- targetResetString = targetParser.source+(targetReset->source & 0xFFFFFF);
- targetStringLen = targetReset->source >> 24;
- if(sourceStringLen == targetStringLen && (u_strncmp(sourceResetString, targetResetString, sourceStringLen) == 0)) {
- sourceReset = sourceParser.lh[i].first;
- targetReset = targetParser.lh[j].first;
- while(sourceReset != NULL && targetReset != NULL) {
+ UErrorCode status = U_ZERO_ERROR;
+ // if pointers are equal, collators are equal
+ if(source == target) {
+ return TRUE;
+ }
+ int32_t i = 0, j = 0;
+ // if any of attributes are different, collators are not equal
+ for(i = 0; i < UCOL_ATTRIBUTE_COUNT; i++) {
+ if(ucol_getAttribute(source, (UColAttribute)i, &status) != ucol_getAttribute(target, (UColAttribute)i, &status) || U_FAILURE(status)) {
+ return FALSE;
+ }
+ }
+
+ int32_t sourceRulesLen = 0, targetRulesLen = 0;
+ const UChar *sourceRules = ucol_getRules(source, &sourceRulesLen);
+ const UChar *targetRules = ucol_getRules(target, &targetRulesLen);
+
+ if(sourceRulesLen == targetRulesLen && u_strncmp(sourceRules, targetRules, sourceRulesLen) == 0) {
+ // all the attributes are equal and the rules are equal - collators are equal
+ return(TRUE);
+ }
+ // hard part, need to construct tree from rules and see if they yield the same tailoring
+ UBool result = TRUE;
+ UParseError parseError;
+ UColTokenParser sourceParser, targetParser;
+ int32_t sourceListLen = 0, targetListLen = 0;
+ ucol_tok_initTokenList(&sourceParser, sourceRules, sourceRulesLen, source->UCA, &status);
+ ucol_tok_initTokenList(&targetParser, targetRules, targetRulesLen, target->UCA, &status);
+ sourceListLen = ucol_tok_assembleTokenList(&sourceParser, &parseError, &status);
+ targetListLen = ucol_tok_assembleTokenList(&targetParser, &parseError, &status);
+
+ if(sourceListLen != targetListLen) {
+ // different number of resets
+ result = FALSE;
+ } else {
+ UColToken *sourceReset = NULL, *targetReset = NULL;
+ UChar *sourceResetString = NULL, *targetResetString = NULL;
+ int32_t sourceStringLen = 0, targetStringLen = 0;
+ for(i = 0; i < sourceListLen; i++) {
+ sourceReset = sourceParser.lh[i].reset;
sourceResetString = sourceParser.source+(sourceReset->source & 0xFFFFFF);
sourceStringLen = sourceReset->source >> 24;
- targetResetString = targetParser.source+(targetReset->source & 0xFFFFFF);
- targetStringLen = targetReset->source >> 24;
- if(sourceStringLen != targetStringLen || (u_strncmp(sourceResetString, targetResetString, sourceStringLen) != 0)) {
- result = FALSE;
- goto returnResult;
- }
- // probably also need to check the expansions
- if(sourceReset->expansion) {
- if(!targetReset->expansion) {
- result = FALSE;
- goto returnResult;
- } else {
- // compare expansions
- sourceResetString = sourceParser.source+(sourceReset->expansion& 0xFFFFFF);
- sourceStringLen = sourceReset->expansion >> 24;
- targetResetString = targetParser.source+(targetReset->expansion & 0xFFFFFF);
- targetStringLen = targetReset->expansion >> 24;
- if(sourceStringLen != targetStringLen || (u_strncmp(sourceResetString, targetResetString, sourceStringLen) != 0)) {
- result = FALSE;
- goto returnResult;
+ for(j = 0; j < sourceListLen; j++) {
+ targetReset = targetParser.lh[j].reset;
+ targetResetString = targetParser.source+(targetReset->source & 0xFFFFFF);
+ targetStringLen = targetReset->source >> 24;
+ if(sourceStringLen == targetStringLen && (u_strncmp(sourceResetString, targetResetString, sourceStringLen) == 0)) {
+ sourceReset = sourceParser.lh[i].first;
+ targetReset = targetParser.lh[j].first;
+ while(sourceReset != NULL && targetReset != NULL) {
+ sourceResetString = sourceParser.source+(sourceReset->source & 0xFFFFFF);
+ sourceStringLen = sourceReset->source >> 24;
+ targetResetString = targetParser.source+(targetReset->source & 0xFFFFFF);
+ targetStringLen = targetReset->source >> 24;
+ if(sourceStringLen != targetStringLen || (u_strncmp(sourceResetString, targetResetString, sourceStringLen) != 0)) {
+ result = FALSE;
+ goto returnResult;
+ }
+ // probably also need to check the expansions
+ if(sourceReset->expansion) {
+ if(!targetReset->expansion) {
+ result = FALSE;
+ goto returnResult;
+ } else {
+ // compare expansions
+ sourceResetString = sourceParser.source+(sourceReset->expansion& 0xFFFFFF);
+ sourceStringLen = sourceReset->expansion >> 24;
+ targetResetString = targetParser.source+(targetReset->expansion & 0xFFFFFF);
+ targetStringLen = targetReset->expansion >> 24;
+ if(sourceStringLen != targetStringLen || (u_strncmp(sourceResetString, targetResetString, sourceStringLen) != 0)) {
+ result = FALSE;
+ goto returnResult;
+ }
+ }
+ } else {
+ if(targetReset->expansion) {
+ result = FALSE;
+ goto returnResult;
+ }
+ }
+ sourceReset = sourceReset->next;
+ targetReset = targetReset->next;
+ }
+ if(sourceReset != targetReset) { // at least one is not NULL
+ // there are more tailored elements in one list
+ result = FALSE;
+ goto returnResult;
+ }
+
+
+ break;
}
- }
- } else {
- if(targetReset->expansion) {
+ }
+ // couldn't find the reset anchor, so the collators are not equal
+ if(j == sourceListLen) {
result = FALSE;
goto returnResult;
- }
}
- sourceReset = sourceReset->next;
- targetReset = targetReset->next;
- }
- if(sourceReset != targetReset) { // at least one is not NULL
- // there are more tailored elements in one list
- result = FALSE;
- goto returnResult;
- }
-
-
- break;
}
- }
- // couldn't find the reset anchor, so the collators are not equal
- if(j == sourceListLen) {
- result = FALSE;
- goto returnResult;
- }
}
- }
returnResult:
- ucol_tok_closeTokenList(&sourceParser);
- ucol_tok_closeTokenList(&targetParser);
- return result;
+ ucol_tok_closeTokenList(&sourceParser);
+ ucol_tok_closeTokenList(&targetParser);
+ return result;
}
U_CAPI int32_t U_EXPORT2
ucol_getDisplayName( const char *objLoc,
- const char *dispLoc,
- UChar *result,
- int32_t resultLength,
- UErrorCode *status)
+ const char *dispLoc,
+ UChar *result,
+ int32_t resultLength,
+ UErrorCode *status)
{
-
- if(U_FAILURE(*status)) return -1;
- UnicodeString dst;
- if(!(result==NULL && resultLength==0)) {
- // NULL destination for pure preflighting: empty dummy string
- // otherwise, alias the destination buffer
- dst.setTo(result, 0, resultLength);
- }
- Collator::getDisplayName(Locale(objLoc), Locale(dispLoc), dst);
- return dst.extract(result, resultLength, *status);
+ U_NAMESPACE_USE
+
+ if(U_FAILURE(*status)) return -1;
+ UnicodeString dst;
+ if(!(result==NULL && resultLength==0)) {
+ // NULL destination for pure preflighting: empty dummy string
+ // otherwise, alias the destination buffer
+ dst.setTo(result, 0, resultLength);
+ }
+ Collator::getDisplayName(Locale(objLoc), Locale(dispLoc), dst);
+ return dst.extract(result, resultLength, *status);
}
U_CAPI const char* U_EXPORT2
ucol_getAvailable(int32_t index)
{
- return uloc_getAvailable(index);
+ int32_t count = 0;
+ const Locale *loc = Collator::getAvailableLocales(count);
+ if (loc != NULL && index < count) {
+ return loc[index].getName();
+ }
+ return NULL;
}
U_CAPI int32_t U_EXPORT2
ucol_countAvailable()
{
- return uloc_countAvailable();
+ int32_t count = 0;
+ Collator::getAvailableLocales(count);
+ return count;
}
#if !UCONFIG_NO_SERVICE
U_CAPI UEnumeration* U_EXPORT2
ucol_openAvailableLocales(UErrorCode *status) {
+ U_NAMESPACE_USE
+
// This is a wrapper over Collator::getAvailableLocales()
if (U_FAILURE(*status)) {
return NULL;
// Note: KEYWORDS[0] != RESOURCE_NAME - alan
-static const char* RESOURCE_NAME = "collations";
+static const char RESOURCE_NAME[] = "collations";
-static const char* KEYWORDS[] = { "collation" };
+static const char* const KEYWORDS[] = { "collation" };
#define KEYWORD_COUNT (sizeof(KEYWORDS)/sizeof(KEYWORDS[0]))
U_CAPI UEnumeration* U_EXPORT2
ucol_getKeywordValues(const char *keyword, UErrorCode *status) {
+ if (U_FAILURE(*status)) {
+ return NULL;
+ }
// hard-coded to accept exactly one collation keyword
// modify if additional collation keyword is added later
- if (U_SUCCESS(*status) &&
- keyword==NULL || uprv_strcmp(keyword, KEYWORDS[0])!=0) {
+ if (keyword==NULL || uprv_strcmp(keyword, KEYWORDS[0])!=0)
+ {
*status = U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
}
U_CAPI int32_t U_EXPORT2
ucol_getFunctionalEquivalent(char* result, int32_t resultCapacity,
const char* keyword, const char* locale,
- UBool* isAvailable, UErrorCode* status) {
+ UBool* isAvailable, UErrorCode* status)
+{
// N.B.: Resource name is "collations" but keyword is "collation"
return ures_getFunctionalEquivalent(result, resultCapacity, U_ICUDATA_COLL,
- "collations", keyword, locale,
- isAvailable, TRUE, status);
+ "collations", keyword, locale,
+ isAvailable, TRUE, status);
}
/* returns the locale name the collation data comes from */
U_CAPI const char * U_EXPORT2
ucol_getLocale(const UCollator *coll, ULocDataLocaleType type, UErrorCode *status) {
- return ucol_getLocaleByType(coll, type, status);
+ return ucol_getLocaleByType(coll, type, status);
}
U_CAPI const char * U_EXPORT2
ucol_getLocaleByType(const UCollator *coll, ULocDataLocaleType type, UErrorCode *status) {
- const char *result = NULL;
- if(status == NULL || U_FAILURE(*status)) {
- return NULL;
- }
- UTRACE_ENTRY(UTRACE_UCOL_GETLOCALE);
- UTRACE_DATA1(UTRACE_INFO, "coll=%p", coll);
-
- switch(type) {
- case ULOC_ACTUAL_LOCALE:
- // validLocale is set only if service registration has explicitly set the
- // requested and valid locales. if this is the case, the actual locale
- // is considered to be the valid locale.
- if (coll->validLocale != NULL) {
- result = coll->validLocale;
- } else if(coll->elements != NULL) {
- result = ures_getLocale(coll->elements, status);
- }
- break;
- case ULOC_VALID_LOCALE:
- if (coll->validLocale != NULL) {
- result = coll->validLocale;
- } else if(coll->rb != NULL) {
- result = ures_getLocale(coll->rb, status);
- }
- break;
- case ULOC_REQUESTED_LOCALE:
- result = coll->requestedLocale;
- break;
- default:
- *status = U_ILLEGAL_ARGUMENT_ERROR;
- }
- UTRACE_DATA1(UTRACE_INFO, "result = %s", result);
- UTRACE_EXIT_STATUS(*status);
- return result;
+ const char *result = NULL;
+ if(status == NULL || U_FAILURE(*status)) {
+ return NULL;
+ }
+ UTRACE_ENTRY(UTRACE_UCOL_GETLOCALE);
+ UTRACE_DATA1(UTRACE_INFO, "coll=%p", coll);
+
+ switch(type) {
+ case ULOC_ACTUAL_LOCALE:
+ result = coll->actualLocale;
+ break;
+ case ULOC_VALID_LOCALE:
+ result = coll->validLocale;
+ break;
+ case ULOC_REQUESTED_LOCALE:
+ result = coll->requestedLocale;
+ break;
+ default:
+ *status = U_ILLEGAL_ARGUMENT_ERROR;
+ }
+ UTRACE_DATA1(UTRACE_INFO, "result = %s", result);
+ UTRACE_EXIT_STATUS(*status);
+ return result;
}
-U_CAPI void U_EXPORT2
-ucol_setReqValidLocales(UCollator *coll, char *requestedLocaleToAdopt, char *validLocaleToAdopt)
+U_CFUNC void U_EXPORT2
+ucol_setReqValidLocales(UCollator *coll, char *requestedLocaleToAdopt, char *validLocaleToAdopt, char *actualLocaleToAdopt)
{
- if (coll) {
- if (coll->validLocale) {
- uprv_free(coll->validLocale);
- }
- coll->validLocale = validLocaleToAdopt;
- if (coll->requestedLocale) { // should always have
- uprv_free(coll->requestedLocale);
+ if (coll) {
+ if (coll->validLocale) {
+ uprv_free(coll->validLocale);
+ }
+ coll->validLocale = validLocaleToAdopt;
+ if (coll->requestedLocale) { // should always have
+ uprv_free(coll->requestedLocale);
+ }
+ coll->requestedLocale = requestedLocaleToAdopt;
+ if (coll->actualLocale) {
+ uprv_free(coll->actualLocale);
+ }
+ coll->actualLocale = actualLocaleToAdopt;
}
- coll->requestedLocale = requestedLocaleToAdopt;
- }
}
U_CAPI USet * U_EXPORT2
ucol_getTailoredSet(const UCollator *coll, UErrorCode *status)
{
- if(status == NULL || U_FAILURE(*status)) {
- return NULL;
- }
- if(coll == NULL || coll->UCA == NULL) {
- *status = U_ILLEGAL_ARGUMENT_ERROR;
- return NULL;
- }
- UParseError parseError;
- UColTokenParser src;
- int32_t rulesLen = 0;
- const UChar *rules = ucol_getRules(coll, &rulesLen);
- const UChar *current = NULL;
- UBool startOfRules = TRUE;
- // we internally use the C++ class, for the following reasons:
- // 1. we need to utilize canonical iterator, which is a C++ only class
- // 2. canonical iterator returns UnicodeStrings - USet cannot take them
- // 3. USet is internally really UnicodeSet, C is just a wrapper
- UnicodeSet *tailored = new UnicodeSet();
- UnicodeString pattern;
- UnicodeString empty;
- CanonicalIterator it(empty, *status);
-
-
- // The idea is to tokenize the rule set. For each non-reset token,
- // we add all the canonicaly equivalent FCD sequences
- ucol_tok_initTokenList(&src, rules, rulesLen, coll->UCA, status);
- while ((current = ucol_tok_parseNextToken(&src, startOfRules, &parseError, status)) != NULL) {
- startOfRules = FALSE;
- if(src.parsedToken.strength != UCOL_TOK_RESET) {
- const UChar *stuff = src.source+(src.parsedToken.charsOffset);
- it.setSource(UnicodeString(stuff, src.parsedToken.charsLen), *status);
- pattern = it.next();
- while(!pattern.isBogus()) {
- if(Normalizer::quickCheck(pattern, UNORM_FCD, *status) != UNORM_NO) {
- tailored->add(pattern);
+ U_NAMESPACE_USE
+
+ if(status == NULL || U_FAILURE(*status)) {
+ return NULL;
+ }
+ if(coll == NULL || coll->UCA == NULL) {
+ *status = U_ILLEGAL_ARGUMENT_ERROR;
+ return NULL;
+ }
+ UParseError parseError;
+ UColTokenParser src;
+ int32_t rulesLen = 0;
+ const UChar *rules = ucol_getRules(coll, &rulesLen);
+ UBool startOfRules = TRUE;
+ // we internally use the C++ class, for the following reasons:
+ // 1. we need to utilize canonical iterator, which is a C++ only class
+ // 2. canonical iterator returns UnicodeStrings - USet cannot take them
+ // 3. USet is internally really UnicodeSet, C is just a wrapper
+ UnicodeSet *tailored = new UnicodeSet();
+ UnicodeString pattern;
+ UnicodeString empty;
+ CanonicalIterator it(empty, *status);
+
+
+ // The idea is to tokenize the rule set. For each non-reset token,
+ // we add all the canonicaly equivalent FCD sequences
+ ucol_tok_initTokenList(&src, rules, rulesLen, coll->UCA, status);
+ while (ucol_tok_parseNextToken(&src, startOfRules, &parseError, status) != NULL) {
+ startOfRules = FALSE;
+ if(src.parsedToken.strength != UCOL_TOK_RESET) {
+ const UChar *stuff = src.source+(src.parsedToken.charsOffset);
+ it.setSource(UnicodeString(stuff, src.parsedToken.charsLen), *status);
+ pattern = it.next();
+ while(!pattern.isBogus()) {
+ if(Normalizer::quickCheck(pattern, UNORM_FCD, *status) != UNORM_NO) {
+ tailored->add(pattern);
+ }
+ pattern = it.next();
+ }
}
- pattern = it.next();
- }
}
- }
- ucol_tok_closeTokenList(&src);
- return (USet *)tailored;
+ ucol_tok_closeTokenList(&src);
+ return (USet *)tailored;
}
#endif /* #if !UCONFIG_NO_COLLATION */
projects / apple / icu.git / blobdiff