109 lines
2.6 KiB
C++
109 lines
2.6 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) 1998-2014, 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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* File uscanf.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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* 12/02/98 stephen Creation.
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* 03/13/99 stephen Modified for new C API.
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******************************************************************************
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*/
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#include "unicode/utypes.h"
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#if !UCONFIG_NO_FORMATTING && !UCONFIG_NO_CONVERSION
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#include "unicode/putil.h"
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#include "unicode/ustdio.h"
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#include "unicode/ustring.h"
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#include "uscanf.h"
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#include "ufile.h"
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#include "ufmt_cmn.h"
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#include "cmemory.h"
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#include "cstring.h"
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U_CAPI int32_t U_EXPORT2
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u_fscanf(UFILE *f,
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const char *patternSpecification,
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... )
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{
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va_list ap;
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int32_t converted;
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va_start(ap, patternSpecification);
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converted = u_vfscanf(f, patternSpecification, ap);
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va_end(ap);
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return converted;
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}
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U_CAPI int32_t U_EXPORT2
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u_fscanf_u(UFILE *f,
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const UChar *patternSpecification,
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... )
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{
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va_list ap;
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int32_t converted;
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va_start(ap, patternSpecification);
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converted = u_vfscanf_u(f, patternSpecification, ap);
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va_end(ap);
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return converted;
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}
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U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
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u_vfscanf(UFILE *f,
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const char *patternSpecification,
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va_list ap)
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{
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int32_t converted;
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UChar *pattern;
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UChar patBuffer[UFMT_DEFAULT_BUFFER_SIZE];
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int32_t size = (int32_t)uprv_strlen(patternSpecification) + 1;
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/* convert from the default codepage to Unicode */
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if (size >= MAX_UCHAR_BUFFER_SIZE(patBuffer)) {
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pattern = (UChar *)uprv_malloc(size * sizeof(UChar));
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if(pattern == 0) {
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return 0;
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}
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}
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else {
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pattern = patBuffer;
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}
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u_charsToUChars(patternSpecification, pattern, size);
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/* do the work */
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converted = u_vfscanf_u(f, pattern, ap);
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/* clean up */
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if (pattern != patBuffer) {
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uprv_free(pattern);
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}
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return converted;
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}
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U_CAPI int32_t U_EXPORT2 /* U_CAPI ... U_EXPORT2 added by Peter Kirk 17 Nov 2001 */
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u_vfscanf_u(UFILE *f,
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const UChar *patternSpecification,
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va_list ap)
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{
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return u_scanf_parse(f, patternSpecification, ap);
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}
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#endif /* #if !UCONFIG_NO_FORMATTING */
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