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// Copyright (C) 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 1998-2012, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
*
* File ustr.h
*
* Modification History:
*
* Date Name Description
* 05/28/99 stephen Creation.
*******************************************************************************
*/
#ifndef USTR_H
#define USTR_H 1
#include "unicode/utypes.h"
#define U_APPEND_CHAR32(c,target,len) { \
if (c <= 0xffff) \
{ \
*(target)++ = (UChar) c; \
len=1; \
} \
else \
{ \
target[0] = U16_LEAD(c); \
target[1] = U16_TRAIL(c); \
len=2; \
target +=2; \
} \
}
#define U_APPEND_CHAR32_ONLY(c,target) { \
if (c <= 0xffff) \
{ \
*(target)++ = (UChar) c; \
} \
else \
{ \
target[0] = U16_LEAD(c); \
target[1] = U16_TRAIL(c); \
target +=2; \
} \
}
/* A C representation of a string "object" (to avoid realloc all the time) */
struct UString {
UChar *fChars;
int32_t fLength;
int32_t fCapacity;
};
U_CFUNC void ustr_init(struct UString *s);
U_CFUNC void
ustr_initChars(struct UString *s, const char* source, int32_t length, UErrorCode *status);
U_CFUNC void ustr_deinit(struct UString *s);
U_CFUNC void ustr_setlen(struct UString *s, int32_t len, UErrorCode *status);
U_CFUNC void ustr_cpy(struct UString *dst, const struct UString *src,
UErrorCode *status);
U_CFUNC void ustr_cat(struct UString *dst, const struct UString *src,
UErrorCode *status);
U_CFUNC void ustr_ncat(struct UString *dst, const struct UString *src,
int32_t n, UErrorCode *status);
U_CFUNC void ustr_ucat(struct UString *dst, UChar c, UErrorCode *status);
U_CFUNC void ustr_u32cat(struct UString *dst, UChar32 c, UErrorCode *status);
U_CFUNC void ustr_uscat(struct UString *dst, const UChar* src,int len,UErrorCode *status);
#endif