358 lines
14 KiB
C
358 lines
14 KiB
C
/****************************************************************************
|
|
* include/wchar.h
|
|
*
|
|
* Licensed to the Apache Software Foundation (ASF) under one or more
|
|
* contributor license agreements. See the NOTICE file distributed with
|
|
* this work for additional information regarding copyright ownership. The
|
|
* ASF licenses this file to you under the Apache License, Version 2.0 (the
|
|
* "License"); you may not use this file except in compliance with the
|
|
* License. You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
* License for the specific language governing permissions and limitations
|
|
* under the License.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef __INCLUDE_WCHAR_H
|
|
#define __INCLUDE_WCHAR_H
|
|
|
|
/****************************************************************************
|
|
* Included Files
|
|
****************************************************************************/
|
|
|
|
/* "Inclusion of the <wchar.h> header may make visible all symbols from the
|
|
* headers <ctype.h>, <stdio.h>, <stdarg.h>, <stdlib.h>, <string.h>,
|
|
* <stddef.h> and <time.h>."
|
|
*
|
|
* Reference: Opengroup.org
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stddef.h>
|
|
|
|
/****************************************************************************
|
|
* Pre-processor Definitions
|
|
****************************************************************************/
|
|
|
|
/* <wchar.h> defines the following macro names:
|
|
*
|
|
* WCHAR_MAX
|
|
* The maximum value representable by an object of type wchar_t.
|
|
*
|
|
* WCHAR_MIN
|
|
* The minimum value representable by an object of type wchar_t.
|
|
*
|
|
* WEOF
|
|
* Constant expression of type wint_t that is returned by several WP
|
|
* functions to indicate end-of-file.
|
|
*
|
|
* NULL
|
|
* As described in <stddef.h>.
|
|
*
|
|
* Reference: Opengroup.org
|
|
*/
|
|
|
|
#define WEOF ((wint_t)-1)
|
|
|
|
#define wcsftime_l(s, m, f, t, l) wcsftime(s, m, f, t)
|
|
#define wcscasecmp_l(s1, s2, l) wcscasecmp(s1, s2)
|
|
#define wcsncasecmp_l(s1, s2, n, l) wcsncasecmp(s1, s2, n)
|
|
#define wcscoll_l(s1, s2, l) wcscoll(s1, s2)
|
|
#define wcstold_l(s, e, l) wcstold(s, e)
|
|
#define wcstoull_l(s, e, l) wcstoull(s, e)
|
|
#define wcsxfrm_l(s1, s2, n, l) wcsxfrm(s1, s2, n)
|
|
|
|
/****************************************************************************
|
|
* Type Definitions
|
|
****************************************************************************/
|
|
|
|
/* "The <wchar.h> header defines the following data types:
|
|
*
|
|
* wchar_t
|
|
* Provided via <stddef.h>.
|
|
*
|
|
* wint_t
|
|
* An integral type capable of storing any valid value of wchar_t, or WEOF.
|
|
* Provided via <sys/type.h>
|
|
*
|
|
* wctype_t
|
|
* A scalar type of a data object that can hold values which represent
|
|
* locale-specific character classification. Provided via <sys/type.h>
|
|
*
|
|
* mbstate_t
|
|
* An object type other than an array type that can hold the conversion
|
|
* state information necessary to convert between sequences of (possibly
|
|
* multibyte) characters and wide-characters. If a codeset is being used
|
|
* such that an mbstate_t needs to preserve more than 2 levels of reserved
|
|
* state, the results are unspecified.
|
|
*/
|
|
|
|
struct mbstate_s
|
|
{
|
|
int __fill[6];
|
|
};
|
|
|
|
typedef struct mbstate_s mbstate_t;
|
|
|
|
/* FILE
|
|
* As described in <stdio.h>.
|
|
*
|
|
* size_t
|
|
* As described in <stddef.h>."
|
|
*
|
|
* Reference: Opengroup.org
|
|
*/
|
|
|
|
/* "The tag tm is declared as naming an incomplete structure type, the
|
|
* contents of which are described in the header <time.h>."
|
|
*
|
|
* Reference: Opengroup.org
|
|
*/
|
|
|
|
struct tm; /* Forward reference (see <time.h>) */
|
|
|
|
/****************************************************************************
|
|
* Public Data
|
|
****************************************************************************/
|
|
|
|
#ifdef __cplusplus
|
|
#define EXTERN extern "C"
|
|
extern "C"
|
|
{
|
|
#else
|
|
#define EXTERN extern
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* Public Function Prototypes
|
|
****************************************************************************/
|
|
|
|
/* "The <wchar.h> header declares the following as functions and may also
|
|
* define them as macros. Function prototypes must be provided for use with
|
|
* an ISO C compiler."
|
|
*
|
|
* Reference: Opengroup.org
|
|
*/
|
|
|
|
wint_t btowc(int);
|
|
int fwprintf(FILE *, FAR const wchar_t *, ...);
|
|
int fwscanf(FILE *, FAR const wchar_t *, ...);
|
|
wint_t fgetwc(FILE *);
|
|
FAR wchar_t *fgetws(wchar_t *, int, FILE *);
|
|
wint_t fputwc(wchar_t, FILE *);
|
|
wint_t fputwc_unlocked(wchar_t, FAR FILE *);
|
|
int fputws(FAR const wchar_t *, FILE *);
|
|
int fputws_unlocked(FAR const wchar_t *, FAR FILE *);
|
|
int fwide(FILE *, int);
|
|
wint_t getwc(FILE *);
|
|
wint_t getwchar(void);
|
|
int mbsinit(FAR const mbstate_t *);
|
|
size_t mbrlen(FAR const char *, size_t, FAR mbstate_t *);
|
|
size_t mbrtowc(FAR wchar_t *, FAR const char *, size_t,
|
|
FAR mbstate_t *);
|
|
size_t mbsnrtowcs(FAR wchar_t *, FAR const char **, size_t,
|
|
size_t, FAR mbstate_t *);
|
|
size_t mbsrtowcs(FAR wchar_t *, FAR const char **, size_t,
|
|
FAR mbstate_t *);
|
|
wint_t putwc(wchar_t, FILE *);
|
|
wint_t putwc_unlocked(wchar_t, FAR FILE *);
|
|
wint_t putwchar(wchar_t);
|
|
wint_t putwchar_unlocked(wchar_t);
|
|
int swprintf(FAR wchar_t *, size_t, FAR const wchar_t *, ...);
|
|
int swscanf(FAR const wchar_t *, FAR const wchar_t *, ...);
|
|
wint_t ungetwc(wint_t, FILE *);
|
|
int vfwprintf(FILE *, FAR const wchar_t *, va_list);
|
|
int vfwscanf(FILE *, FAR const wchar_t *, va_list);
|
|
int vwprintf(FAR const wchar_t *, va_list);
|
|
int vwscanf(FAR const wchar_t *, va_list);
|
|
int vswprintf(FAR wchar_t *, size_t, FAR const wchar_t *,
|
|
va_list);
|
|
int vswscanf(FAR const wchar_t *, FAR const wchar_t *,
|
|
va_list);
|
|
size_t wcrtomb(FAR char *, wchar_t, FAR mbstate_t *);
|
|
FAR wchar_t *wcscat(FAR wchar_t *, FAR const wchar_t *);
|
|
FAR wchar_t *wcschr(FAR const wchar_t *, wchar_t);
|
|
int wcscmp(FAR const wchar_t *, FAR const wchar_t *);
|
|
int wcscoll(FAR const wchar_t *, FAR const wchar_t *);
|
|
FAR wchar_t *wcscpy(FAR wchar_t *, FAR const wchar_t *);
|
|
size_t wcscspn(FAR const wchar_t *, FAR const wchar_t *);
|
|
size_t wcsftime(FAR wchar_t *, size_t, FAR const wchar_t *,
|
|
FAR const struct tm *);
|
|
size_t wcslen(FAR const wchar_t *);
|
|
size_t wcslcpy(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
size_t wcslcat(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
FAR wchar_t *wcsncat(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
int wcsncmp(FAR const wchar_t *, FAR const wchar_t *, size_t);
|
|
FAR wchar_t *wcsncpy(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
size_t wcsnrtombs(FAR char *, FAR const wchar_t **, size_t,
|
|
size_t, FAR mbstate_t *);
|
|
FAR wchar_t *wcspbrk(FAR const wchar_t *, FAR const wchar_t *);
|
|
FAR wchar_t *wcsrchr(FAR const wchar_t *, wchar_t);
|
|
size_t wcsrtombs(FAR char *, FAR const wchar_t **, size_t,
|
|
FAR mbstate_t *);
|
|
size_t wcsspn(FAR const wchar_t *, FAR const wchar_t *);
|
|
FAR wchar_t *wcsstr(FAR const wchar_t *, FAR const wchar_t *);
|
|
#ifdef CONFIG_HAVE_DOUBLE
|
|
double wcstod(FAR const wchar_t *, FAR wchar_t **);
|
|
#endif
|
|
float wcstof(FAR const wchar_t *, FAR wchar_t **);
|
|
FAR wchar_t *wcstok(FAR wchar_t *, FAR const wchar_t *, FAR wchar_t **);
|
|
long int wcstol(FAR const wchar_t *, FAR wchar_t **, int);
|
|
#ifdef CONFIG_HAVE_LONG_DOUBLE
|
|
long double wcstold(FAR const wchar_t *, FAR wchar_t **);
|
|
#endif
|
|
long long int wcstoll(FAR const wchar_t *, FAR wchar_t **, int);
|
|
unsigned long int wcstoul(FAR const wchar_t *, FAR wchar_t **, int);
|
|
unsigned long long int wcstoull(FAR const wchar_t *, FAR wchar_t **, int);
|
|
FAR wchar_t *wcswcs(FAR const wchar_t *, FAR const wchar_t *);
|
|
int wcswidth(FAR const wchar_t *, size_t);
|
|
size_t wcsxfrm(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
int wctob(wint_t);
|
|
int wcwidth(wchar_t);
|
|
FAR wchar_t *wmemchr(FAR const wchar_t *, wchar_t, size_t);
|
|
int wmemcmp(FAR const wchar_t *, FAR const wchar_t *, size_t);
|
|
FAR wchar_t *wmemcpy(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
FAR wchar_t *wmemmove(FAR wchar_t *, FAR const wchar_t *, size_t);
|
|
FAR wchar_t *wmemset(FAR wchar_t *, wchar_t, size_t);
|
|
int wprintf(FAR const wchar_t *, ...);
|
|
int wscanf(FAR const wchar_t *, ...);
|
|
|
|
#if CONFIG_FORTIFY_SOURCE > 0
|
|
fortify_function(fgetws) FAR wchar_t *fgetws(FAR wchar_t *s, int n,
|
|
FAR FILE *stream)
|
|
{
|
|
fortify_assert((size_t)n <= fortify_size(s, 0) / sizeof(wchar_t));
|
|
return __real_fgetws(s, n, stream);
|
|
}
|
|
|
|
fortify_function(mbsnrtowcs) size_t mbsnrtowcs(FAR wchar_t *dst,
|
|
FAR const char **src,
|
|
size_t nms,
|
|
size_t len,
|
|
FAR mbstate_t *ps)
|
|
{
|
|
fortify_assert(len <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_mbsnrtowcs(dst, src, nms, len, ps);
|
|
}
|
|
|
|
fortify_function(mbsrtowcs) size_t mbsrtowcs(FAR wchar_t *dst,
|
|
FAR const char **src,
|
|
size_t len,
|
|
FAR mbstate_t *ps)
|
|
{
|
|
fortify_assert(len <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_mbsrtowcs(dst, src, len, ps);
|
|
}
|
|
|
|
fortify_function(wcrtomb) size_t wcrtomb(FAR char *s, wchar_t wc,
|
|
FAR mbstate_t *ps)
|
|
{
|
|
size_t ret = __real_wcrtomb(s, wc, ps);
|
|
|
|
fortify_assert(s == NULL || ret <= fortify_size(s, 0));
|
|
return ret;
|
|
}
|
|
|
|
fortify_function(wcscpy) FAR wchar_t *wcscpy(FAR wchar_t *dst,
|
|
FAR const wchar_t *src)
|
|
{
|
|
fortify_assert(wcslen(src) + 1 <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcscpy(dst, src);
|
|
}
|
|
|
|
fortify_function(wcslcpy) size_t wcslcpy(FAR wchar_t *dst,
|
|
FAR const wchar_t *src,
|
|
size_t siz)
|
|
{
|
|
fortify_assert(siz <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcslcpy(dst, src, siz);
|
|
}
|
|
|
|
fortify_function(wcscat) FAR wchar_t *wcscat(FAR wchar_t *dst,
|
|
FAR const wchar_t *src)
|
|
{
|
|
fortify_assert(wcslen(dst) + wcslen(src) + 1 <=
|
|
fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcscat(dst, src);
|
|
}
|
|
|
|
fortify_function(wcsncat) FAR wchar_t *wcsncat(FAR wchar_t *dst,
|
|
FAR const wchar_t *src,
|
|
size_t siz)
|
|
{
|
|
fortify_assert(siz <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcsncat(dst, src, siz);
|
|
}
|
|
|
|
fortify_function(wcslcat) size_t wcslcat(FAR wchar_t *dst,
|
|
FAR const wchar_t *src,
|
|
size_t siz)
|
|
{
|
|
fortify_assert(siz <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcslcat(dst, src, siz);
|
|
}
|
|
|
|
fortify_function(wcsncpy) FAR wchar_t *wcsncpy(FAR wchar_t *dst,
|
|
FAR const wchar_t *src,
|
|
size_t siz)
|
|
{
|
|
fortify_assert(siz <= fortify_size(dst, 0) / sizeof(wchar_t));
|
|
return __real_wcsncpy(dst, src, siz);
|
|
}
|
|
|
|
fortify_function(wcsnrtombs) size_t wcsnrtombs(FAR char *dst,
|
|
FAR const wchar_t **src,
|
|
size_t nwc, size_t len,
|
|
FAR mbstate_t *ps)
|
|
{
|
|
fortify_assert(len <= fortify_size(dst, 0));
|
|
return __real_wcsnrtombs(dst, src, nwc, len, ps);
|
|
}
|
|
|
|
fortify_function(wcsrtombs) size_t wcsrtombs(FAR char *dst,
|
|
FAR const wchar_t **src,
|
|
size_t len,
|
|
FAR mbstate_t *ps)
|
|
{
|
|
fortify_assert(len <= fortify_size(dst, 0));
|
|
return __real_wcsrtombs(dst, src, len, ps);
|
|
}
|
|
|
|
fortify_function(wmemcpy) FAR wchar_t *wmemcpy(FAR wchar_t *d,
|
|
FAR const wchar_t *s,
|
|
size_t n)
|
|
{
|
|
fortify_assert(n <= fortify_size(d, 0) / sizeof(wchar_t));
|
|
return __real_wmemcpy(d, s, n);
|
|
}
|
|
|
|
fortify_function(wmemmove) FAR wchar_t *wmemmove(FAR wchar_t *d,
|
|
FAR const wchar_t *s,
|
|
size_t n)
|
|
{
|
|
fortify_assert(n <= fortify_size(d, 0) / sizeof(wchar_t));
|
|
return __real_wmemmove(d, s, n);
|
|
}
|
|
|
|
fortify_function(wmemset) FAR wchar_t *wmemset(FAR wchar_t *s,
|
|
wchar_t c,
|
|
size_t n)
|
|
{
|
|
fortify_assert(n <= fortify_size(s, 0) / sizeof(wchar_t));
|
|
return __real_wmemset(s, c, n);
|
|
}
|
|
|
|
#endif
|
|
|
|
#undef EXTERN
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* __INCLUDE_WCHAR_H */
|