87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
/*
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******************************************************************************
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*
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* Copyright (C) 1998-2004, 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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*
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* ucnvdisp.c:
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* Implements APIs for the ICU's codeset conversion library display names.
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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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* 04/04/99 helena Fixed internal header inclusion.
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* 05/09/00 helena Added implementation to handle fallback mappings.
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* 06/20/2000 helena OS/400 port changes; mostly typecast.
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* 09/08/2004 grhoten split from ucnv.c
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_CONVERSION
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#include "unicode/ustring.h"
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#include "unicode/ures.h"
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#include "unicode/ucnv.h"
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#include "cstring.h"
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#include "ustr_imp.h"
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#include "ucnv_imp.h"
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#include "putilimp.h"
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U_CAPI int32_t U_EXPORT2
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ucnv_getDisplayName(const UConverter *cnv,
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const char *displayLocale,
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UChar *displayName, int32_t displayNameCapacity,
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UErrorCode *pErrorCode) {
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UResourceBundle *rb;
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const UChar *name;
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int32_t length;
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UErrorCode localStatus = U_ZERO_ERROR;
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/* check arguments */
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if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
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return 0;
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}
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if(cnv==NULL || displayNameCapacity<0 || (displayNameCapacity>0 && displayName==NULL)) {
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*pErrorCode=U_ILLEGAL_ARGUMENT_ERROR;
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return 0;
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}
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/* open the resource bundle and get the display name string */
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rb=ures_open(NULL, displayLocale, pErrorCode);
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if(U_FAILURE(*pErrorCode)) {
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return 0;
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}
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/* use the internal name as the key */
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name=ures_getStringByKey(rb, cnv->sharedData->staticData->name, &length, &localStatus);
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ures_close(rb);
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if(U_SUCCESS(localStatus)) {
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/* copy the string */
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if (*pErrorCode == U_ZERO_ERROR) {
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*pErrorCode = localStatus;
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}
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u_memcpy(displayName, name, uprv_min(length, displayNameCapacity)*U_SIZEOF_UCHAR);
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} else {
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/* convert the internal name into a Unicode string */
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length=(int32_t)uprv_strlen(cnv->sharedData->staticData->name);
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u_charsToUChars(cnv->sharedData->staticData->name, displayName, uprv_min(length, displayNameCapacity));
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}
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return u_terminateUChars(displayName, displayNameCapacity, length, pErrorCode);
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}
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#endif
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/*
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* Hey, Emacs, please set the following:
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*
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* Local Variables:
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* indent-tabs-mode: nil
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* End:
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*
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*/
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