81 lines
2.4 KiB
C
81 lines
2.4 KiB
C
/*
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*******************************************************************************
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* *
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* COPYRIGHT: *
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* (C) Copyright International Business Machines Corporation, 1999 *
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* Licensed Material - Program-Property of IBM - All Rights Reserved. *
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* US Government Users Restricted Rights - Use, duplication, or disclosure *
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* restricted by GSA ADP Schedule Contract with IBM Corp. *
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* *
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*******************************************************************************
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*
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* File uscanset.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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* 12/03/98 stephen Creation.
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* 03/12/99 stephen Modified for new C API.
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*******************************************************************************
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*/
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#ifndef USCANSET_H
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#define USCANSET_H
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#include "utypes.h"
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/**
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* Simple struct for a scanset pair, ie a-z or A-Z
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*/
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struct u_scanf_scanset_pair {
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UChar start;
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UChar end;
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};
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typedef struct u_scanf_scanset_pair u_scanf_scanset_pair;
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#define U_SCANF_MAX_SCANSET_SIZE 512
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/**
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* Struct representing a scanset
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*/
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struct u_scanf_scanset {
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bool_t is_inclusive; /* false if '^' is given */
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UChar singles [U_SCANF_MAX_SCANSET_SIZE];
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u_scanf_scanset_pair pairs [U_SCANF_MAX_SCANSET_SIZE];
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int32_t single_count; /* count of single chars in set */
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int32_t pair_count; /* count of pairs in set */
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};
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typedef struct u_scanf_scanset u_scanf_scanset;
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/**
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* Init a u_scanf_scanset.
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* @param scanset A pointer to the u_scanf_scanset to init.
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* @param s A pointer to the first character in the scanset
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* @param len On input, a pointer to the length of <TT>s</TT>. On output,
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* a pointer to the number of characters parsed, excluding the final ']'
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* @return TRUE if successful, FALSE otherwise.
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*/
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bool_t
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u_scanf_scanset_init(u_scanf_scanset *scanset,
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const UChar *s,
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int32_t *len);
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/**
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* Determine if a UChar is in a u_scanf_scanset
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* @param scanset A pointer to a u_scanf_scanset
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* @param c The UChar to test.
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* @return TRUE if the UChar is in the scanset, FALSE otherwise
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*/
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bool_t
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u_scanf_scanset_in(u_scanf_scanset *scanset,
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UChar c);
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#endif
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