U_CAPI UCollationResult U_EXPORT2
ucol_strcollUTF8(
const UCollator *coll,
const char *source,
int32_t sourceLength,
const char *target,
int32_t targetLength,
UErrorCode *status)
{
U_ALIGN_CODE(16);
UTRACE_ENTRY(UTRACE_UCOL_STRCOLLUTF8);
if (UTRACE_LEVEL(UTRACE_VERBOSE)) {
UTRACE_DATA3(UTRACE_VERBOSE, "coll=%p, source=%p, target=%p", coll, source, target);
UTRACE_DATA2(UTRACE_VERBOSE, "source string = %vb ", source, sourceLength);
UTRACE_DATA2(UTRACE_VERBOSE, "target string = %vb ", target, targetLength);
}
if (U_FAILURE(*status)) {
/* do nothing */
UTRACE_EXIT_VALUE_STATUS(UCOL_EQUAL, *status);
return UCOL_EQUAL;
}
UCollationResult returnVal = Collator::fromUCollator(coll)->internalCompareUTF8(
source, sourceLength, target, targetLength, *status);
UTRACE_EXIT_VALUE_STATUS(returnVal, *status);
return returnVal;
}
U_CAPI UCollationResult U_EXPORT2
ucol_strcoll( const UCollator *coll,
const UChar *source,
int32_t sourceLength,
const UChar *target,
int32_t targetLength)
{
UTRACE_ENTRY(UTRACE_UCOL_STRCOLL);
if (UTRACE_LEVEL(UTRACE_VERBOSE)) {
UTRACE_DATA3(UTRACE_VERBOSE, "coll=%p, source=%p, target=%p", coll, source, target);
UTRACE_DATA2(UTRACE_VERBOSE, "source string = %vh ", source, sourceLength);
UTRACE_DATA2(UTRACE_VERBOSE, "target string = %vh ", target, targetLength);
}
UErrorCode status = U_ZERO_ERROR;
UCollationResult returnVal = Collator::fromUCollator(coll)->
compare(source, sourceLength, target, targetLength, status);
UTRACE_EXIT_VALUE_STATUS(returnVal, status);
return returnVal;
}
UConverter*
ucnv_createConverterFromPackage(const char *packageName, const char *converterName, UErrorCode * err)
{
char cnvName[UCNV_MAX_CONVERTER_NAME_LENGTH], locale[ULOC_FULLNAME_CAPACITY];
UConverter *myUConverter;
UConverterSharedData *mySharedConverterData;
UConverterLoadArgs args={ 0 };
UTRACE_ENTRY_OC(UTRACE_UCNV_OPEN_PACKAGE);
if(U_FAILURE(*err)) {
UTRACE_EXIT_STATUS(*err);
return NULL;
}
UTRACE_DATA2(UTRACE_OPEN_CLOSE, "open converter %s from package %s", converterName, packageName);
args.size=sizeof(UConverterLoadArgs);
args.nestedLoads=1;
args.pkg=packageName;
/* first, get the options out of the converterName string */
parseConverterOptions(converterName, cnvName, locale, &args.options, err);
if (U_FAILURE(*err)) {
/* Very bad name used. */
UTRACE_EXIT_STATUS(*err);
return NULL;
}
args.name=cnvName;
/* open the data, unflatten the shared structure */
mySharedConverterData = createConverterFromFile(&args, err);
if (U_FAILURE(*err)) {
UTRACE_EXIT_STATUS(*err);
return NULL;
}
/* create the actual converter */
myUConverter = ucnv_createConverterFromSharedData(NULL, mySharedConverterData, cnvName, locale, args.options, err);
if (U_FAILURE(*err)) {
ucnv_close(myUConverter);
UTRACE_EXIT_STATUS(*err);
return NULL;
}
UTRACE_EXIT_PTR_STATUS(myUConverter, *err);
return myUConverter;
}
/* Deletes (frees) the Shared data it's passed. first it checks the referenceCounter to
* see if anyone is using it, if not it frees all the memory stemming from sharedConverterData and
* returns TRUE,
* otherwise returns FALSE
* @param sharedConverterData The shared data
* @return if not it frees all the memory stemming from sharedConverterData and
* returns TRUE, otherwise returns FALSE
*/
static UBool
ucnv_deleteSharedConverterData(UConverterSharedData * deadSharedData)
{
UTRACE_ENTRY_OC(UTRACE_UCNV_UNLOAD);
UTRACE_DATA2(UTRACE_OPEN_CLOSE, "unload converter %s shared data %p", deadSharedData->staticData->name, deadSharedData);
if (deadSharedData->referenceCounter > 0) {
UTRACE_EXIT_VALUE((int32_t)FALSE);
return FALSE;
}
if (deadSharedData->impl->unload != NULL) {
deadSharedData->impl->unload(deadSharedData);
}
if(deadSharedData->dataMemory != NULL)
{
UDataMemory *data = (UDataMemory*)deadSharedData->dataMemory;
udata_close(data);
}
if(deadSharedData->table != NULL)
{
uprv_free(deadSharedData->table);
}
#if 0
/* if the static data is actually owned by the shared data */
/* enable if we ever have this situation. */
if(deadSharedData->staticDataOwned == TRUE) /* see ucnv_bld.h */
{
uprv_free((void*)deadSharedData->staticData);
}
#endif
#if 0
/* Zap it ! */
uprv_memset(deadSharedData->0, sizeof(*deadSharedData));
#endif
uprv_free(deadSharedData);
UTRACE_EXIT_VALUE((int32_t)TRUE);
return TRUE;
}
U_CAPI int32_t U_EXPORT2
ucol_getSortKey(const UCollator *coll,
const UChar *source,
int32_t sourceLength,
uint8_t *result,
int32_t resultLength)
{
UTRACE_ENTRY(UTRACE_UCOL_GET_SORTKEY);
if (UTRACE_LEVEL(UTRACE_VERBOSE)) {
UTRACE_DATA3(UTRACE_VERBOSE, "coll=%p, source string = %vh ", coll, source,
((sourceLength==-1 && source!=NULL) ? u_strlen(source) : sourceLength));
}
int32_t keySize = Collator::fromUCollator(coll)->
getSortKey(source, sourceLength, result, resultLength);
UTRACE_DATA2(UTRACE_VERBOSE, "Sort Key = %vb", result, keySize);
UTRACE_EXIT_VALUE(keySize);
return keySize;
}
/*Takes an alias name gets an actual converter file name
*goes to disk and opens it.
*allocates the memory and returns a new UConverter object
*/
static UConverterSharedData *createConverterFromFile(UConverterLoadArgs *pArgs, UErrorCode * err)
{
UDataMemory *data;
UConverterSharedData *sharedData;
UTRACE_ENTRY_OC(UTRACE_UCNV_LOAD);
if (err == NULL || U_FAILURE (*err)) {
UTRACE_EXIT_STATUS(*err);
return NULL;
}
UTRACE_DATA2(UTRACE_OPEN_CLOSE, "load converter %s from package %s", pArgs->name, pArgs->pkg);
data = udata_openChoice(pArgs->pkg, DATA_TYPE, pArgs->name, isCnvAcceptable, NULL, err);
if(U_FAILURE(*err))
{
UTRACE_EXIT_STATUS(*err);
return NULL;
}
sharedData = ucnv_data_unFlattenClone(pArgs, data, err);
if(U_FAILURE(*err))
{
udata_close(data);
UTRACE_EXIT_STATUS(*err);
return NULL;
}
/*
* TODO Store pkg in a field in the shared data so that delta-only converters
* can load base converters from the same package.
* If the pkg name is longer than the field, then either do not load the converter
* in the first place, or just set the pkg field to "".
*/
UTRACE_EXIT_PTR_STATUS(sharedData, *err);
return sharedData;
}