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/*
*******************************************************************************
*
* Copyright (C) 1997-2006, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: ures_cnv.c
* encoding: US-ASCII
* tab size: 8 (not used)
* indentation:4
*
* created on: 2004aug25
* created by: Markus W. Scherer
*
* Character conversion functions moved here from uresbund.c
*/
#include "unicode/utypes.h"
#include "unicode/putil.h"
#include "unicode/ustring.h"
#include "unicode/ucnv.h"
#include "unicode/ures.h"
#include "uinvchar.h"
#include "ustr_cnv.h"
U_CAPI UResourceBundle * U_EXPORT2
ures_openU(const UChar *myPath,
const char *localeID,
UErrorCode *status)
{
char pathBuffer[1024];
int32_t length;
char *path = pathBuffer;
if(status==NULL || U_FAILURE(*status)) {
return NULL;
}
if(myPath==NULL) {
path = NULL;
}
else {
length=u_strlen(myPath);
if(length>=sizeof(pathBuffer)) {
*status=U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
} else if(uprv_isInvariantUString(myPath, length)) {
/*
* the invariant converter is sufficient for package and tree names
* and is more efficient
*/
u_UCharsToChars(myPath, path, length+1); /* length+1 to include the NUL */
} else {
#if !UCONFIG_NO_CONVERSION
/* use the default converter to support variant-character paths */
UConverter *cnv=u_getDefaultConverter(status);
length=ucnv_fromUChars(cnv, path, (int32_t)sizeof(pathBuffer), myPath, length, status);
u_releaseDefaultConverter(cnv);
if(U_FAILURE(*status)) {
return NULL;
}
if(length>=sizeof(pathBuffer)) {
/* not NUL-terminated - path too long */
*status=U_ILLEGAL_ARGUMENT_ERROR;
return NULL;
}
#else
/* the default converter is not available */
*status=U_UNSUPPORTED_ERROR;
return NULL;
#endif
}
}
return ures_open(path, localeID, status);
}
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