1264 lines
37 KiB
C
1264 lines
37 KiB
C
/*
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******************************************************************************
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* Copyright (C) 1997-2001, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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******************************************************************************
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*
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* File URESBUND.C
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*
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* Modification History:
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*
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* Date Name Description
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* 04/01/97 aliu Creation.
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* 06/14/99 stephen Removed functions taking a filename suffix.
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* 07/20/99 stephen Changed for UResourceBundle typedef'd to void*
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* 11/09/99 weiv Added ures_getLocale()
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* March 2000 weiv Total overhaul - using data in DLLs
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* 06/20/2000 helena OS/400 port changes; mostly typecast.
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******************************************************************************
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*/
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#include "uresimp.h"
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#include "cwchar.h"
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#include "ucln_cmn.h"
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/* this is just for internal purposes. DO NOT USE! */
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static void entryCloseInt(UResourceDataEntry *resB);
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void entryClose(UResourceDataEntry *resB);
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/*
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Static cache for already opened resource bundles - mostly for keeping fallback info
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TODO: This cache should probably be removed when the deprecated code is
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completely removed.
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*/
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static UHashtable *cache = NULL;
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static UBool isMutexInited = FALSE;
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static UMTX resbMutex = NULL;
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/* INTERNAL: hashes an entry */
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static int32_t hashEntry(const UHashKey parm) {
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UResourceDataEntry *b = (UResourceDataEntry *)parm.pointer;
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UHashKey namekey, pathkey;
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namekey.pointer = b->fName;
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pathkey.pointer = b->fPath;
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return uhash_hashChars(namekey)+37*uhash_hashChars(pathkey);
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}
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/* INTERNAL: compares two entries */
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static UBool compareEntries(const UHashKey p1, const UHashKey p2) {
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UResourceDataEntry *b1 = (UResourceDataEntry *)p1.pointer;
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UResourceDataEntry *b2 = (UResourceDataEntry *)p2.pointer;
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UHashKey name1, name2, path1, path2;
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name1.pointer = b1->fName;
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name2.pointer = b2->fName;
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path1.pointer = b1->fPath;
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path2.pointer = b2->fPath;
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return (UBool)(uhash_compareChars(name1, name2) &
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uhash_compareChars(path1, path2));
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}
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/**
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* Internal function, gets parts of locale name according
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* to the position of '_' character
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*/
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static UBool chopLocale(char *name) {
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char *i = uprv_strrchr(name, '_');
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if(i != NULL) {
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*i = '\0';
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return TRUE;
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}
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return FALSE;
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}
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/**
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* Internal function
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*/
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static void entryIncrease(UResourceDataEntry *entry) {
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umtx_lock(&resbMutex);
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entry->fCountExisting++;
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while(entry->fParent != NULL) {
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entry = entry->fParent;
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entry->fCountExisting++;
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}
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umtx_unlock(&resbMutex);
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}
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/**
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* Internal function. Tries to find a resource in given Resource
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* Bundle, as well as in its parents
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*/
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const ResourceData *getFallbackData(const UResourceBundle* resBundle, const char* * resTag, UResourceDataEntry* *realData, Resource *res, UErrorCode *status) {
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UResourceDataEntry *resB = resBundle->fData;
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int32_t indexR = -1;
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int32_t i = 0;
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*res = RES_BOGUS;
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if(resB != NULL) {
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if(resB->fBogus == U_ZERO_ERROR) { /* if this resource is real, */
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*res = res_getTableItemByKey(&(resB->fData), resB->fData.rootRes, &indexR, resTag); /* try to get data from there */
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i++;
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}
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if(resBundle->fHasFallback == TRUE) {
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while(*res == RES_BOGUS && resB->fParent != NULL) { /* Otherwise, we'll look in parents */
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resB = resB->fParent;
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if(resB->fBogus == U_ZERO_ERROR) {
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i++;
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*res = res_getTableItemByKey(&(resB->fData), resB->fData.rootRes, &indexR, resTag);
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}
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}
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}
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if(*res != RES_BOGUS) { /* If the resource is found in parents, we need to adjust the error */
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if(i>1) {
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if(uprv_strcmp(resB->fName, uloc_getDefault())==0 || uprv_strcmp(resB->fName, kRootLocaleName)==0) {
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*status = U_USING_DEFAULT_ERROR;
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} else {
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*status = U_USING_FALLBACK_ERROR;
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}
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}
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*realData = resB;
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return (&(resB->fData));
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} else { /* If resource is not found, we need to give an error */
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*status = U_MISSING_RESOURCE_ERROR;
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return NULL;
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}
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} else {
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*status = U_MISSING_RESOURCE_ERROR;
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return NULL;
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}
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}
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/** INTERNAL: Initializes the cache for resources */
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static void initCache(UErrorCode *status) {
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if(isMutexInited == FALSE) {
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umtx_lock(NULL);
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if(isMutexInited == FALSE) {
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umtx_init(&resbMutex);
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isMutexInited = TRUE;
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}
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umtx_unlock(NULL);
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}
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if(cache == NULL) {
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UHashtable *newCache = uhash_open(hashEntry, compareEntries, status);
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if (U_FAILURE(*status)) {
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return;
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}
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umtx_lock(&resbMutex);
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if(cache == NULL) {
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cache = newCache;
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newCache = NULL;
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}
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umtx_unlock(&resbMutex);
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if(newCache != NULL) {
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uhash_close(newCache);
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}
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}
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}
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/* Works just like ucnv_flushCache() */
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static int32_t ures_flushCache()
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{
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UResourceDataEntry *resB = NULL;
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int32_t pos = -1;
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int32_t rbDeletedNum = 0;
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const UHashElement *e;
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/*if shared data hasn't even been lazy evaluated yet
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* return 0
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*/
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if (cache == NULL)
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return 0;
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/*creates an enumeration to iterate through every element in the table */
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umtx_lock(&resbMutex);
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while ((e = uhash_nextElement(cache, &pos)) != NULL)
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{
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resB = (UResourceDataEntry *) e->value;
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/* Deletes only if reference counter == 0
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* Don't worry about the children of this node.
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* Those will eventually get deleted too, if not already.
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* Don't worry about the parents of this node.
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* Those will eventually get deleted too, if not already.
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*/
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if (resB->fCountExisting == 0)
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{
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rbDeletedNum++;
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uhash_removeElement(cache, e);
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if(resB->fBogus == U_ZERO_ERROR) {
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res_unload(&(resB->fData));
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}
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if(resB->fName != NULL) {
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uprv_free(resB->fName);
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}
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if(resB->fPath != NULL) {
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uprv_free(resB->fPath);
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}
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uprv_free(resB);
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}
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}
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umtx_unlock(&resbMutex);
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return rbDeletedNum;
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}
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UBool ures_cleanup(void)
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{
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if (cache != NULL) {
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ures_flushCache();
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umtx_lock(NULL);
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if (cache != NULL && uhash_count(cache) == 0) {
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uhash_close(cache);
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cache = NULL;
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umtx_destroy(&resbMutex);
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}
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umtx_unlock(NULL);
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}
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return (cache == NULL);
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}
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/** INTERNAL: sets the name (locale) of the resource bundle to given name */
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static void setEntryName(UResourceDataEntry *res, char *name, UErrorCode *status) {
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if(res->fName != NULL) {
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uprv_free(res->fName);
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}
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res->fName = (char *)uprv_malloc(sizeof(char)*uprv_strlen(name)+1);
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if(res->fName == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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} else {
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uprv_strcpy(res->fName, name);
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}
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}
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/**
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* INTERNAL: Inits and opens an entry from a data DLL.
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*/
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static UResourceDataEntry *init_entry(const char *localeID, const char *path, UErrorCode *status) {
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UResourceDataEntry *r = NULL;
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UResourceDataEntry find;
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int32_t hashValue;
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char name[96];
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const char *myPath = NULL;
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char aliasName[100] = { 0 };
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int32_t aliasLen = 0;
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UBool isAlias = FALSE;
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UHashKey hashkey;
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if(U_FAILURE(*status)) {
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return NULL;
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}
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/* here we try to deduce the right locale name */
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if(localeID == NULL) { /* if localeID is NULL, we're trying to open default locale */
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uprv_strcpy(name, uloc_getDefault());
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} else if(uprv_strlen(localeID) == 0) { /* if localeID is "" then we try to open root locale */
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uprv_strcpy(name, kRootLocaleName);
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} else { /* otherwise, we'll open what we're given */
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uprv_strcpy(name, localeID);
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}
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if(path != NULL) { /* if we actually have path, we'll use it */
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if(uprv_strcmp(path, u_getDataDirectory()) != 0) { /* unless it is system default path */
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myPath = path;
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}
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}
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find.fName = name;
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find.fPath = (char *)myPath;
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/* calculate the hash value of the entry */
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hashkey.pointer = (void *)&find;
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hashValue = hashEntry(hashkey);
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/* check to see if we already have this entry */
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r = (UResourceDataEntry *)uhash_get(cache, &find);
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if(r != NULL) { /* if the entry is already in the hash table */
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r->fCountExisting++; /* we just increase it's reference count */
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*status = r->fBogus; /* and set returning status */
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} else { /* otherwise, we'll try to construct a new entry */
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UBool result = FALSE;
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r = (UResourceDataEntry *) uprv_malloc(sizeof(UResourceDataEntry));
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if(r == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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return NULL;
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}
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r->fCountExisting = 1;
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r->fName = NULL;
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setEntryName(r, name, status);
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r->fPath = NULL;
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if(myPath != NULL && !U_FAILURE(*status)) {
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r->fPath = (char *)uprv_malloc(sizeof(char)*uprv_strlen(myPath)+1);
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if(r->fPath == NULL) {
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*status = U_MEMORY_ALLOCATION_ERROR;
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} else {
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uprv_strcpy(r->fPath, myPath);
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}
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}
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r->fHashKey = hashValue;
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r->fParent = NULL;
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r->fData.data = NULL;
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r->fData.pRoot = NULL;
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r->fData.rootRes = 0;
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r->fBogus = U_ZERO_ERROR;
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/* this is the acutal loading - returns bool true/false */
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result = res_load(&(r->fData), r->fPath, r->fName, status);
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if (result == FALSE || U_FAILURE(*status)) {
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/* we have no such entry in dll, so it will always use fallback */
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*status = U_USING_FALLBACK_ERROR;
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r->fBogus = U_USING_FALLBACK_ERROR;
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} else { /* if we have a regular entry */
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/* We might be able to do this a wee bit more efficiently (we could check whether the aliased data) */
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/* is already in the cache), but it's good the way it is */
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/* handle the alias by trying to get out the %%Alias tag.*/
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/* We'll try to get alias string from the bundle */
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Resource aliasres = res_getResource(&(r->fData), "%%ALIAS");
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const UChar *alias = res_getString(&(r->fData), aliasres, &aliasLen);
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if(alias != NULL && aliasLen > 0) { /* if there is actual alias - unload and load new data */
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u_UCharsToChars(alias, aliasName, u_strlen(alias)+1);
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isAlias = TRUE;
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res_unload(&(r->fData));
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result = res_load(&(r->fData), r->fPath, aliasName, status);
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if (result == FALSE || U_FAILURE(*status)) {
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/* we couldn't load aliased data - so we have no data */
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*status = U_USING_FALLBACK_ERROR;
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r->fBogus = U_USING_FALLBACK_ERROR;
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}
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setEntryName(r, aliasName, status);
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}
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}
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{
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UResourceDataEntry *oldR = NULL;
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if((oldR = (UResourceDataEntry *)uhash_get(cache, r)) == NULL) { /* if the data is not cached */
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/* just insert it in the cache */
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uhash_put(cache, (void *)r, r, status);
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} else {
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/* somebody have already inserted it while we were working, discard newly opened data */
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/* Also, we could get here IF we opened an alias */
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uprv_free(r->fName);
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if(r->fPath != NULL) {
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uprv_free(r->fPath);
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}
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uprv_free(r);
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r = oldR;
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r->fCountExisting++;
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}
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}
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}
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return r;
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}
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/* INTERNAL: */
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static UResourceDataEntry *entryOpen(const char* path, const char* localeID, UErrorCode* status) {
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UErrorCode initstatus = U_ZERO_ERROR;
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UResourceDataEntry *r = NULL;
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UResourceDataEntry *t1 = NULL;
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UResourceDataEntry *t2 = NULL;
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UBool isDefault = FALSE;
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UBool isRoot = FALSE;
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UBool hasRealData = FALSE;
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UBool hasChopped = FALSE;
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char name[96];
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if(U_FAILURE(*status)) {
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return NULL;
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}
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initCache(status);
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umtx_lock(&resbMutex);
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r = init_entry(localeID, path, &initstatus);
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uprv_strcpy(name, r->fName);
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isDefault = (UBool)(uprv_strncmp(name, uloc_getDefault(), uprv_strlen(name)) == 0);
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hasRealData = (UBool)(r->fBogus == U_ZERO_ERROR);
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isRoot = (UBool)(uprv_strcmp(name, kRootLocaleName) == 0);
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/*Fallback data stuff*/
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hasChopped = chopLocale(name);
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t1 = r;
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while (hasChopped && !isRoot && t1->fParent == NULL) {
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/* insert regular parents */
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t2 = init_entry(name, r->fPath, status);
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hasRealData = (UBool)((t2->fBogus == U_ZERO_ERROR) | hasRealData);
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t1->fParent = t2;
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t1 = t2;
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hasChopped = chopLocale(name);
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}
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if(!hasRealData && !isDefault && !isRoot && t1->fParent == NULL) {
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/* insert default locale */
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uprv_strcpy(name, uloc_getDefault());
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t2 = init_entry(name, r->fPath, status);
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hasRealData = (UBool)((t2->fBogus == U_ZERO_ERROR) | hasRealData);
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r->fBogus = U_USING_DEFAULT_ERROR;
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isDefault = TRUE;
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t1->fParent = t2;
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t1 = t2;
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hasChopped = chopLocale(name);
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while (hasChopped && t1->fParent == NULL) {
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/* insert chopped defaults */
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t2 = init_entry(name, r->fPath, status);
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hasRealData = (UBool)((t2->fBogus == U_ZERO_ERROR) | hasRealData);
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t1->fParent = t2;
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t1 = t2;
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hasChopped = chopLocale(name);
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}
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}
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if(!isRoot && uprv_strcmp(t1->fName, kRootLocaleName) != 0 && t1->fParent == NULL) {
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/* insert root locale */
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t2 = init_entry(kRootLocaleName, r->fPath, status);
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if(!hasRealData) {
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r->fBogus = U_USING_DEFAULT_ERROR;
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}
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hasRealData = (UBool)((t2->fBogus == U_ZERO_ERROR) | hasRealData);
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t1->fParent = t2;
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t1 = t2;
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}
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while(!isRoot && t1->fParent != NULL) {
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t1->fParent->fCountExisting++;
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t1 = t1->fParent;
|
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hasRealData = (UBool)((t1->fBogus == U_ZERO_ERROR) | hasRealData);
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}
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if(!hasRealData) {
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entryCloseInt(r);
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*status = U_MISSING_RESOURCE_ERROR;
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}
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|
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umtx_unlock(&resbMutex);
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if(U_SUCCESS(*status)) {
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*status = r->fBogus;
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return r;
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} else {
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return NULL;
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}
|
|
}
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|
|
/**
|
|
* Functions to create and destroy resource bundles.
|
|
*/
|
|
|
|
/* INTERNAL: */
|
|
static UResourceBundle *init_resb_result(const ResourceData *rdata, const Resource r, const char *key, UResourceDataEntry *realData, UResourceBundle *resB, UErrorCode *status) {
|
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if(status == NULL || U_FAILURE(*status)) {
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return resB;
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}
|
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if(resB == NULL) {
|
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resB = (UResourceBundle *)uprv_malloc(sizeof(UResourceBundle));
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ures_setIsStackObject(resB, FALSE);
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} else {
|
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if(ures_isStackObject(resB) != FALSE) {
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ures_setIsStackObject(resB, TRUE);
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}
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}
|
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resB->fData = realData;
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entryIncrease(resB->fData);
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resB->fHasFallback = FALSE;
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resB->fIsTopLevel = FALSE;
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resB->fIndex = -1;
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resB->fKey = key;
|
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resB->fVersion = NULL;
|
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resB->fRes = r;
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resB->fResData.data = rdata->data;
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resB->fResData.pRoot = rdata->pRoot;
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resB->fResData.rootRes = rdata->rootRes;
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resB->fSize = res_countArrayItems(&(resB->fResData), resB->fRes);
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return resB;
|
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}
|
|
|
|
UResourceBundle *copyResb(UResourceBundle *r, const UResourceBundle *original, UErrorCode *status) {
|
|
UBool isStackObject;
|
|
if(U_FAILURE(*status) || r == original) {
|
|
return r;
|
|
}
|
|
if(original != NULL) {
|
|
if(r == NULL) {
|
|
isStackObject = FALSE;
|
|
r = (UResourceBundle *)uprv_malloc(sizeof(UResourceBundle));
|
|
} else {
|
|
isStackObject = ures_isStackObject(r);
|
|
if(U_FAILURE(*status)) {
|
|
return r;
|
|
}
|
|
if(isStackObject == FALSE) {
|
|
ures_close(r);
|
|
r = (UResourceBundle *)uprv_malloc(sizeof(UResourceBundle));
|
|
}
|
|
}
|
|
uprv_memcpy(r, original, sizeof(UResourceBundle));
|
|
ures_setIsStackObject(r, isStackObject);
|
|
if(r->fData != NULL) {
|
|
entryIncrease(r->fData);
|
|
}
|
|
return r;
|
|
} else {
|
|
return r;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Functions to retrieve data from resource bundles.
|
|
*/
|
|
|
|
U_CAPI const UChar* U_EXPORT2 ures_getString(const UResourceBundle* resB, int32_t* len, UErrorCode* status) {
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_STRING:
|
|
return res_getString(&(resB->fResData), resB->fRes, len);
|
|
case RES_INT:
|
|
case RES_INT_VECTOR:
|
|
case RES_BINARY:
|
|
case RES_ARRAY:
|
|
case RES_TABLE:
|
|
default:
|
|
*status = U_RESOURCE_TYPE_MISMATCH;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
U_CAPI const uint8_t* U_EXPORT2 ures_getBinary(const UResourceBundle* resB, int32_t* len,
|
|
UErrorCode* status) {
|
|
const uint8_t *p;
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_BINARY:
|
|
p = res_getBinary(&(resB->fResData), resB->fRes, len);
|
|
if (*len == 0) {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
return p;
|
|
case RES_INT:
|
|
case RES_STRING:
|
|
case RES_INT_VECTOR:
|
|
case RES_ARRAY:
|
|
case RES_TABLE:
|
|
default:
|
|
*status = U_RESOURCE_TYPE_MISMATCH;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
U_CAPI const int32_t* U_EXPORT2 ures_getIntVector(const UResourceBundle* resB, int32_t* len,
|
|
UErrorCode* status) {
|
|
const int32_t *p;
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_INT_VECTOR:
|
|
p = res_getIntVector(&(resB->fResData), resB->fRes, len);
|
|
if (*len == 0) {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
return p;
|
|
case RES_INT:
|
|
case RES_STRING:
|
|
case RES_ARRAY:
|
|
case RES_BINARY:
|
|
case RES_TABLE:
|
|
default:
|
|
*status = U_RESOURCE_TYPE_MISMATCH;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
U_CAPI uint32_t U_EXPORT2 ures_getInt(const UResourceBundle* resB, UErrorCode *status) {
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return 0xffffffff;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0xffffffff;
|
|
}
|
|
return RES_GET_UINT(resB->fRes);
|
|
}
|
|
|
|
|
|
U_CAPI UResType U_EXPORT2 ures_getType(UResourceBundle *resB) {
|
|
if(resB == NULL) {
|
|
return RES_NONE;
|
|
}
|
|
return (UResType) (RES_GET_TYPE(resB->fRes));
|
|
}
|
|
|
|
U_CAPI const char * U_EXPORT2 ures_getKey(UResourceBundle *resB) {
|
|
if(resB == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
return(resB->fKey);
|
|
}
|
|
|
|
U_CAPI int32_t U_EXPORT2 ures_getSize(UResourceBundle *resB) {
|
|
if(resB == NULL) {
|
|
return 0;
|
|
}
|
|
|
|
return resB->fSize;
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2 ures_resetIterator(UResourceBundle *resB){
|
|
if(resB == NULL) {
|
|
return;
|
|
}
|
|
resB->fIndex = -1;
|
|
}
|
|
|
|
U_CAPI UBool U_EXPORT2 ures_hasNext(UResourceBundle *resB) {
|
|
if(resB == NULL) {
|
|
return FALSE;
|
|
}
|
|
return (UBool)(resB->fIndex < resB->fSize-1);
|
|
}
|
|
|
|
U_CAPI const UChar* U_EXPORT2 ures_getNextString(UResourceBundle *resB, int32_t* len, const char ** key, UErrorCode *status) {
|
|
Resource r = RES_BOGUS;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
if(resB->fIndex == resB->fSize-1) {
|
|
*status = U_INDEX_OUTOFBOUNDS_ERROR;
|
|
} else {
|
|
resB->fIndex++;
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_INT:
|
|
case RES_BINARY:
|
|
case RES_STRING:
|
|
return res_getString(&(resB->fResData), resB->fRes, len);
|
|
case RES_TABLE:
|
|
r = res_getTableItemByIndex(&(resB->fResData), resB->fRes, resB->fIndex, key);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return res_getString(&(resB->fResData), r, len);
|
|
case RES_ARRAY:
|
|
r = res_getArrayItem(&(resB->fResData), resB->fRes, resB->fIndex);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return res_getString(&(resB->fResData), r, len);
|
|
case RES_INT_VECTOR:
|
|
default:
|
|
return NULL;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
U_CAPI UResourceBundle* U_EXPORT2 ures_getNextResource(UResourceBundle *resB, UResourceBundle *fillIn, UErrorCode *status) {
|
|
const char *key = NULL;
|
|
Resource r = RES_BOGUS;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
|
|
if(resB->fIndex == resB->fSize-1) {
|
|
*status = U_INDEX_OUTOFBOUNDS_ERROR;
|
|
/*return NULL;*/
|
|
} else {
|
|
resB->fIndex++;
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_INT:
|
|
case RES_BINARY:
|
|
case RES_STRING:
|
|
return copyResb(fillIn, resB, status);
|
|
case RES_TABLE:
|
|
r = res_getTableItemByIndex(&(resB->fResData), resB->fRes, resB->fIndex, &key);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return init_resb_result(&(resB->fResData), r, key, resB->fData, fillIn, status);
|
|
case RES_ARRAY:
|
|
r = res_getArrayItem(&(resB->fResData), resB->fRes, resB->fIndex);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return init_resb_result(&(resB->fResData), r, key, resB->fData, fillIn, status);
|
|
case RES_INT_VECTOR:
|
|
default:
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
}
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
|
|
U_CAPI UResourceBundle* U_EXPORT2 ures_getByIndex(const UResourceBundle *resB, int32_t indexR, UResourceBundle *fillIn, UErrorCode *status) {
|
|
const char* key = NULL;
|
|
Resource r = RES_BOGUS;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
|
|
if(indexR >= 0 && resB->fSize > indexR) {
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_INT:
|
|
case RES_BINARY:
|
|
case RES_STRING:
|
|
return copyResb(fillIn, resB, status);
|
|
case RES_TABLE:
|
|
r = res_getTableItemByIndex(&(resB->fResData), resB->fRes, indexR, &key);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return init_resb_result(&(resB->fResData), r, key, resB->fData, fillIn, status);
|
|
case RES_ARRAY:
|
|
r = res_getArrayItem(&(resB->fResData), resB->fRes, indexR);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return init_resb_result(&(resB->fResData), r, key, resB->fData, fillIn, status);
|
|
case RES_INT_VECTOR:
|
|
default:
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
/*return NULL;*/
|
|
return fillIn;
|
|
}
|
|
|
|
U_CAPI const UChar* U_EXPORT2 ures_getStringByIndex(const UResourceBundle *resB, int32_t indexS, int32_t* len, UErrorCode *status) {
|
|
const char* key = NULL;
|
|
Resource r = RES_BOGUS;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
if(indexS >= 0 && resB->fSize > indexS) {
|
|
switch(RES_GET_TYPE(resB->fRes)) {
|
|
case RES_INT:
|
|
case RES_BINARY:
|
|
case RES_STRING:
|
|
return res_getString(&(resB->fResData), resB->fRes, len);
|
|
case RES_TABLE:
|
|
r = res_getTableItemByIndex(&(resB->fResData), resB->fRes, indexS, &key);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return res_getString(&(resB->fResData), r, len);
|
|
case RES_ARRAY:
|
|
r = res_getArrayItem(&(resB->fResData), resB->fRes, indexS);
|
|
if(r == RES_BOGUS && resB->fHasFallback) {
|
|
/* TODO: do the fallback */
|
|
}
|
|
return res_getString(&(resB->fResData), r, len);
|
|
/*case RES_INT_VECTOR:*/
|
|
/*default:*/
|
|
/*return;*/
|
|
}
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
U_CAPI UResourceBundle* U_EXPORT2 ures_getByKey(const UResourceBundle *resB, const char* inKey, UResourceBundle *fillIn, UErrorCode *status) {
|
|
Resource res = RES_BOGUS;
|
|
UResourceDataEntry *realData = NULL;
|
|
const char *key = inKey;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return fillIn;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return fillIn;
|
|
}
|
|
|
|
if(RES_GET_TYPE(resB->fRes) == RES_TABLE) {
|
|
int32_t t;
|
|
res = res_getTableItemByKey(&(resB->fResData), resB->fRes, &t, &key);
|
|
if(res == RES_BOGUS) {
|
|
key = inKey;
|
|
if(resB->fHasFallback == TRUE) {
|
|
const ResourceData *rd = getFallbackData(resB, &key, &realData, &res, status);
|
|
if(U_SUCCESS(*status)) {
|
|
return init_resb_result(rd, res, key, realData, fillIn, status);
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
} else {
|
|
return init_resb_result(&(resB->fResData), res, key, resB->fData, fillIn, status);
|
|
}
|
|
}
|
|
#if 0
|
|
/* this is a kind of TODO item. If we have an array with an index table, we could do this. */
|
|
/* not currently */
|
|
else if(RES_GET_TYPE(resB->fRes) == RES_ARRAY && resB->fHasFallback == TRUE) {
|
|
/* here should go a first attempt to locate the key using index table */
|
|
const ResourceData *rd = getFallbackData(resB, &key, &realData, &res, status);
|
|
if(U_SUCCESS(*status)) {
|
|
return init_resb_result(rd, res, key, realData, fillIn, status);
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
}
|
|
#endif
|
|
else {
|
|
*status = U_RESOURCE_TYPE_MISMATCH;
|
|
}
|
|
return fillIn;
|
|
}
|
|
|
|
U_CAPI const UChar* U_EXPORT2 ures_getStringByKey(const UResourceBundle *resB, const char* inKey, int32_t* len, UErrorCode *status) {
|
|
Resource res = RES_BOGUS;
|
|
UResourceDataEntry *realData = NULL;
|
|
const char* key = inKey;
|
|
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if(resB == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
if(RES_GET_TYPE(resB->fRes) == RES_TABLE) {
|
|
int32_t t=0;
|
|
res = res_getTableItemByKey(&(resB->fResData), resB->fRes, &t, &key);
|
|
if(res == RES_BOGUS) {
|
|
key = inKey;
|
|
if(resB->fHasFallback == TRUE) {
|
|
const ResourceData *rd = getFallbackData(resB, &key, &realData, &res, status);
|
|
if(U_SUCCESS(*status)) {
|
|
return res_getString(rd, res, len);
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
} else {
|
|
return res_getString(&(resB->fResData), res, len);
|
|
}
|
|
}
|
|
#if 0
|
|
/* this is a kind of TODO item. If we have an array with an index table, we could do this. */
|
|
/* not currently */
|
|
else if(RES_GET_TYPE(resB->fRes) == RES_ARRAY && resB->fHasFallback == TRUE) {
|
|
/* here should go a first attempt to locate the key using index table */
|
|
const ResourceData *rd = getFallbackData(resB, &key, &realData, &res, status);
|
|
if(U_SUCCESS(*status)) {
|
|
return res_getString(rd, res, len);
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
}
|
|
}
|
|
#endif
|
|
else {
|
|
*status = U_RESOURCE_TYPE_MISMATCH;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/* TODO: clean from here down */
|
|
|
|
/**
|
|
* INTERNAL: Get the name of the first real locale (not placeholder)
|
|
* that has resource bundle data.
|
|
*/
|
|
U_CFUNC const char* ures_getRealLocale(const UResourceBundle* resourceBundle, UErrorCode* status)
|
|
{
|
|
const UResourceDataEntry *resB = resourceBundle->fData;
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if (!resourceBundle) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
while(resB->fBogus != U_ZERO_ERROR && resB->fParent != NULL) {
|
|
resB = resB->fParent;
|
|
}
|
|
if(resB->fBogus == U_ZERO_ERROR) {
|
|
return resB->fName;
|
|
} else {
|
|
*status = U_INTERNAL_PROGRAM_ERROR;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
static void entryCloseInt(UResourceDataEntry *resB) {
|
|
UResourceDataEntry *p = resB;
|
|
|
|
while(resB != NULL) {
|
|
p = resB->fParent;
|
|
resB->fCountExisting--;
|
|
|
|
/* Entries are left in the cache. TODO: add ures_cacheFlush() to force a flush
|
|
of the cache. */
|
|
/*
|
|
if(resB->fCountExisting <= 0) {
|
|
uhash_remove(cache, resB);
|
|
if(resB->fBogus == U_ZERO_ERROR) {
|
|
res_unload(&(resB->fData));
|
|
}
|
|
if(resB->fName != NULL) {
|
|
uprv_free(resB->fName);
|
|
}
|
|
if(resB->fPath != NULL) {
|
|
uprv_free(resB->fPath);
|
|
}
|
|
uprv_free(resB);
|
|
}
|
|
*/
|
|
|
|
resB = p;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* API: closes a resource bundle and cleans up.
|
|
*/
|
|
|
|
void entryClose(UResourceDataEntry *resB) {
|
|
umtx_lock(&resbMutex);
|
|
entryCloseInt(resB);
|
|
umtx_unlock(&resbMutex);
|
|
}
|
|
|
|
|
|
U_CFUNC const char* ures_getName(const UResourceBundle* resB) {
|
|
if(resB == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
return resB->fData->fName;
|
|
}
|
|
|
|
U_CFUNC const char* ures_getPath(const UResourceBundle* resB) {
|
|
if(resB == NULL) {
|
|
return NULL;
|
|
}
|
|
|
|
return resB->fData->fPath;
|
|
}
|
|
|
|
/* OLD API implementation */
|
|
|
|
/**
|
|
* API: This function is used to open a resource bundle
|
|
* proper fallback chaining is executed while initialization.
|
|
* The result is stored in cache for later fallback search.
|
|
*/
|
|
U_CAPI void ures_openFillIn(UResourceBundle *r, const char* path,
|
|
const char* localeID, UErrorCode* status) {
|
|
if(r == NULL) {
|
|
*status = U_INTERNAL_PROGRAM_ERROR;
|
|
} else {
|
|
UResourceDataEntry *firstData;
|
|
r->fHasFallback = TRUE;
|
|
r->fIsTopLevel = TRUE;
|
|
r->fKey = NULL;
|
|
r->fVersion = NULL;
|
|
r->fIndex = -1;
|
|
r->fData = entryOpen(path, localeID, status);
|
|
/* this is a quick fix to get regular data in bundle - until construction is cleaned up */
|
|
firstData = r->fData;
|
|
while(firstData->fBogus != U_ZERO_ERROR && firstData->fParent != NULL) {
|
|
firstData = firstData->fParent;
|
|
}
|
|
r->fResData.data = firstData->fData.data;
|
|
r->fResData.pRoot = firstData->fData.pRoot;
|
|
r->fResData.rootRes = firstData->fData.rootRes;
|
|
r->fRes = r->fResData.rootRes;
|
|
r->fSize = res_countArrayItems(&(r->fResData), r->fRes);
|
|
}
|
|
}
|
|
U_CAPI UResourceBundle* ures_open(const char* path,
|
|
const char* localeID,
|
|
UErrorCode* status)
|
|
{
|
|
UResourceDataEntry *hasData = NULL;
|
|
UResourceBundle *r = (UResourceBundle *)uprv_malloc(sizeof(UResourceBundle));
|
|
if(r == NULL) {
|
|
*status = U_MEMORY_ALLOCATION_ERROR;
|
|
return NULL;
|
|
}
|
|
|
|
r->fHasFallback = TRUE;
|
|
r->fIsTopLevel = TRUE;
|
|
ures_setIsStackObject(r, FALSE);
|
|
r->fKey = NULL;
|
|
r->fVersion = NULL;
|
|
r->fIndex = -1;
|
|
r->fData = entryOpen(path, localeID, status);
|
|
if(U_FAILURE(*status)) {
|
|
uprv_free(r);
|
|
return NULL;
|
|
}
|
|
|
|
hasData = r->fData;
|
|
while(hasData->fBogus != U_ZERO_ERROR) {
|
|
hasData = hasData->fParent;
|
|
if(hasData == NULL) {
|
|
/* This can happen only if fallback chain gets broken by an act of God */
|
|
/* TODO: this unlikely to happen, consider removing it */
|
|
entryClose(r->fData);
|
|
uprv_free(r);
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
return NULL;
|
|
}
|
|
}
|
|
|
|
r->fResData.data = hasData->fData.data;
|
|
r->fResData.pRoot = hasData->fData.pRoot;
|
|
r->fResData.rootRes = hasData->fData.rootRes;
|
|
r->fRes = r->fResData.rootRes;
|
|
r->fSize = res_countArrayItems(&(r->fResData), r->fRes);
|
|
|
|
return r;
|
|
}
|
|
|
|
U_CAPI UResourceBundle* ures_openW(const wchar_t* myPath,
|
|
const char* localeID,
|
|
UErrorCode* status)
|
|
{
|
|
UResourceBundle *r;
|
|
size_t pathSize = (uprv_wcslen(myPath) + 1) * sizeof(int32_t);
|
|
char *path = (char *)uprv_malloc(pathSize);
|
|
|
|
uprv_wcstombs(path, myPath, pathSize);
|
|
|
|
/*u_UCharsToChars(myPath, path, uprv_wcslen(myPath)+1);*/
|
|
|
|
r = ures_open(path, localeID, status);
|
|
uprv_free(path);
|
|
|
|
if (U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
|
|
U_CAPI UResourceBundle* U_EXPORT2 ures_openU(const UChar* myPath,
|
|
const char* localeID,
|
|
UErrorCode* status)
|
|
{
|
|
UResourceBundle *r;
|
|
int32_t pathSize = u_strlen(myPath) + 1;
|
|
char *path = (char *)uprv_malloc(pathSize);
|
|
|
|
u_UCharsToChars(myPath, path, pathSize);
|
|
|
|
r = ures_open(path, localeID, status);
|
|
uprv_free(path);
|
|
|
|
if (U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
|
|
return r;
|
|
}
|
|
|
|
U_CFUNC void ures_setIsStackObject( UResourceBundle* resB, UBool state) {
|
|
if(state) {
|
|
resB->fMagic1 = 0;
|
|
resB->fMagic2 = 0;
|
|
} else {
|
|
resB->fMagic1 = MAGIC1;
|
|
resB->fMagic2 = MAGIC2;
|
|
}
|
|
}
|
|
|
|
U_CFUNC UBool ures_isStackObject(UResourceBundle* resB) {
|
|
return((resB->fMagic1 == MAGIC1 && resB->fMagic2 == MAGIC2)?FALSE:TRUE);
|
|
}
|
|
|
|
/**
|
|
* API: Counts members. For arrays and tables, returns number of resources.
|
|
* For strings, returns 1.
|
|
*/
|
|
U_CAPI int32_t ures_countArrayItems(const UResourceBundle* resourceBundle,
|
|
const char* resourceKey,
|
|
UErrorCode* status)
|
|
{
|
|
UResourceBundle resData;
|
|
ures_setIsStackObject(&resData, TRUE);
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return 0;
|
|
}
|
|
if(resourceBundle == NULL) {
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return 0;
|
|
}
|
|
ures_getByKey(resourceBundle, resourceKey, &resData, status);
|
|
|
|
if(resData.fResData.data != NULL) {
|
|
int32_t result = res_countArrayItems(&resData.fResData, resData.fRes);
|
|
ures_close(&resData);
|
|
return result;
|
|
} else {
|
|
*status = U_MISSING_RESOURCE_ERROR;
|
|
ures_close(&resData);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
U_CAPI void ures_close(UResourceBundle* resB)
|
|
{
|
|
if(resB != NULL) {
|
|
if(resB->fData != NULL) {
|
|
entryClose(resB->fData);
|
|
}
|
|
/*
|
|
if(resB->fKey != NULL) {
|
|
uprv_free(resB->fKey);
|
|
}
|
|
*/
|
|
if(resB->fVersion != NULL) {
|
|
uprv_free(resB->fVersion);
|
|
}
|
|
|
|
if(ures_isStackObject(resB) == FALSE) {
|
|
uprv_free(resB);
|
|
}
|
|
}
|
|
}
|
|
|
|
U_CAPI const char* ures_getVersionNumber(const UResourceBundle* resourceBundle)
|
|
{
|
|
if (!resourceBundle) return NULL;
|
|
|
|
if(resourceBundle->fVersion == NULL) {
|
|
|
|
/* If the version ID has not been built yet, then do so. Retrieve */
|
|
/* the minor version from the file. */
|
|
UErrorCode status = U_ZERO_ERROR;
|
|
int32_t minor_len = 0;
|
|
int32_t len;
|
|
|
|
const UChar* minor_version = ures_getStringByKey(resourceBundle, kVersionTag, &minor_len, &status);
|
|
|
|
/* Determine the length of of the final version string. This is */
|
|
/* the length of the major part + the length of the separator */
|
|
/* (==1) + the length of the minor part (+ 1 for the zero byte at */
|
|
/* the end). */
|
|
|
|
len = (minor_len > 0) ? minor_len : 1;
|
|
|
|
/* Allocate the string, and build it up. */
|
|
/* + 1 for zero byte */
|
|
|
|
|
|
((UResourceBundle *)resourceBundle)->fVersion = (char *)uprv_malloc(1 + len);
|
|
|
|
if(minor_len > 0) {
|
|
u_UCharsToChars(minor_version, resourceBundle->fVersion , minor_len);
|
|
resourceBundle->fVersion[len] = '\0';
|
|
}
|
|
else {
|
|
uprv_strcat(resourceBundle->fVersion, kDefaultMinorVersion);
|
|
}
|
|
}
|
|
|
|
return resourceBundle->fVersion;
|
|
}
|
|
|
|
U_CAPI void U_EXPORT2 ures_getVersion(const UResourceBundle* resB, UVersionInfo versionInfo) {
|
|
if (!resB) return;
|
|
|
|
u_versionFromString(versionInfo, ures_getVersionNumber(resB));
|
|
}
|
|
|
|
/**
|
|
* API: get the nominal name of resource bundle locale,
|
|
* regardless of wether resource bundle really exists
|
|
* or not.
|
|
*/
|
|
U_CAPI const char* ures_getLocale(const UResourceBundle* resourceBundle, UErrorCode* status)
|
|
{
|
|
if (status==NULL || U_FAILURE(*status)) {
|
|
return NULL;
|
|
}
|
|
if (!resourceBundle)
|
|
{
|
|
*status = U_ILLEGAL_ARGUMENT_ERROR;
|
|
return NULL;
|
|
}
|
|
return ures_getName(resourceBundle);
|
|
}
|
|
|
|
|
|
/* eof */
|