79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
// © 2016 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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/*
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*******************************************************************************
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*
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* Copyright (C) 1997-2006, International Business Machines
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* Corporation and others. All Rights Reserved.
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*
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*******************************************************************************
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* file name: ures_cnv.c
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* encoding: UTF-8
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* tab size: 8 (not used)
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* indentation:4
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*
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* created on: 2004aug25
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* created by: Markus W. Scherer
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*
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* Character conversion functions moved here from uresbund.c
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*/
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#include "unicode/utypes.h"
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#include "unicode/putil.h"
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#include "unicode/ustring.h"
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#include "unicode/ucnv.h"
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#include "unicode/ures.h"
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#include "uinvchar.h"
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#include "ustr_cnv.h"
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U_CAPI UResourceBundle * U_EXPORT2
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ures_openU(const char16_t *myPath,
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const char *localeID,
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UErrorCode *status)
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{
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char pathBuffer[1024];
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int32_t length;
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char *path = pathBuffer;
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if(status==nullptr || U_FAILURE(*status)) {
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return nullptr;
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}
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if(myPath==nullptr) {
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path = nullptr;
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}
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else {
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length=u_strlen(myPath);
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if(length>=(int32_t)sizeof(pathBuffer)) {
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*status=U_ILLEGAL_ARGUMENT_ERROR;
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return nullptr;
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} else if(uprv_isInvariantUString(myPath, length)) {
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/*
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* the invariant converter is sufficient for package and tree names
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* and is more efficient
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*/
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u_UCharsToChars(myPath, path, length+1); /* length+1 to include the NUL */
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} else {
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#if !UCONFIG_NO_CONVERSION
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/* use the default converter to support variant-character paths */
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UConverter *cnv=u_getDefaultConverter(status);
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length=ucnv_fromUChars(cnv, path, (int32_t)sizeof(pathBuffer), myPath, length, status);
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u_releaseDefaultConverter(cnv);
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if(U_FAILURE(*status)) {
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return nullptr;
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}
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if(length>=(int32_t)sizeof(pathBuffer)) {
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/* not NUL-terminated - path too long */
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*status=U_ILLEGAL_ARGUMENT_ERROR;
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return nullptr;
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}
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#else
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/* the default converter is not available */
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*status=U_UNSUPPORTED_ERROR;
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return nullptr;
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#endif
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}
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}
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return ures_open(path, localeID, status);
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}
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