2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1990, 1993
5 * The Regents of the University of California. All rights reserved.
7 * This code is derived from software contributed to Berkeley by
8 * Donn Seeley at UUNET Technologies, Inc.
10 * Copyright (c) 2011 The FreeBSD Foundation
11 * All rights reserved.
12 * Portions of this software were developed by David Chisnall
13 * under sponsorship from the FreeBSD Foundation.
15 * Redistribution and use in source and binary forms, with or without
16 * modification, are permitted provided that the following conditions
18 * 1. Redistributions of source code must retain the above copyright
19 * notice, this list of conditions and the following disclaimer.
20 * 2. Redistributions in binary form must reproduce the above copyright
21 * notice, this list of conditions and the following disclaimer in the
22 * documentation and/or other materials provided with the distribution.
23 * 3. Neither the name of the University nor the names of its contributors
24 * may be used to endorse or promote products derived from this software
25 * without specific prior written permission.
27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
40 #include <sys/cdefs.h>
42 #if defined(LIBC_SCCS) && !defined(lint)
43 static char sccsid[] = "@(#)vsscanf.c 8.1 (Berkeley) 6/4/93";
44 #endif /* LIBC_SCCS and not lint */
45 __FBSDID("FreeBSD: src/lib/libc/stdio/vsscanf.c,v 1.11 2002/08/21 16:19:57 mike Exp ");
47 __FBSDID("$FreeBSD$");
56 #include "xlocale_private.h"
58 static int eofread(void *, char *, int);
61 eofread(void *cookie, char *buf, int len)
68 vswscanf_l(const wchar_t * __restrict str, locale_t locale,
69 const wchar_t * __restrict fmt, va_list ap)
71 static const mbstate_t initial;
81 * XXX Convert the wide character string to multibyte, which
82 * __vfwscanf() will convert back to wide characters.
84 if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX + 1)) == NULL)
88 if ((mlen = wcsrtombs_l(mbstr, &strp, SIZE_T_MAX, &mbs, locale)) == (size_t)-1) {
93 f._bf._base = f._p = (unsigned char *)mbstr;
94 f._bf._size = f._r = mlen;
96 r = __vfwscanf(&f, locale, fmt, ap);
102 vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt,
105 return vswscanf_l(str, __get_locale(), fmt, ap);