66 lines
2.0 KiB
C
66 lines
2.0 KiB
C
/*
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*******************************************************************************
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*
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* Copyright (C) 1998-1999, 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.h
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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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#ifndef USCANF_H
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#define USCANF_H
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#include "unicode/ustdio.h"
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#include "ufmt_cmn.h"
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/**
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* Struct encapsulating a single uscanf format specification.
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*/
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struct u_scanf_spec_info {
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UChar fSpec; /* Format specification */
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int32_t fWidth; /* Width */
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UChar fPadChar; /* Padding character */
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UBool fIsLongDouble; /* L flag */
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UBool fIsShort; /* h flag */
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UBool fIsLong; /* l flag */
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UBool fIsLongLong; /* ll flag */
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};
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typedef struct u_scanf_spec_info u_scanf_spec_info;
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/**
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* A u_scanf handler function.
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* A u_scanf handler is responsible for handling a single u_scanf
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* format specification, for example 'd' or 's'.
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* @param stream The UFILE to which to write output.
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* @param info A pointer to a <TT>u_scanf_spec_info</TT> struct containing
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* information on the format specification.
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* @param args A pointer to the argument data
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* @param fmt A pointer to the first character in the format string
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* following the spec.
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* @param consumed On output, set to the number of characters consumed
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* in <TT>fmt</TT>.
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* @return The number of arguments converted and assigned, or -1 if an
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* error occurred.
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*/
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typedef int32_t (*u_scanf_handler) (UFILE *stream,
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const u_scanf_spec_info *info,
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ufmt_args *args,
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const UChar *fmt,
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int32_t *consumed);
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#endif
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