11f4ff850STim J. Robbins /*- 21f4ff850STim J. Robbins * Copyright (c) 1990, 1993 31f4ff850STim J. Robbins * The Regents of the University of California. All rights reserved. 41f4ff850STim J. Robbins * 51f4ff850STim J. Robbins * This code is derived from software contributed to Berkeley by 61f4ff850STim J. Robbins * Donn Seeley at UUNET Technologies, Inc. 71f4ff850STim J. Robbins * 8*3c87aa1dSDavid Chisnall * Copyright (c) 2011 The FreeBSD Foundation 9*3c87aa1dSDavid Chisnall * All rights reserved. 10*3c87aa1dSDavid Chisnall * Portions of this software were developed by David Chisnall 11*3c87aa1dSDavid Chisnall * under sponsorship from the FreeBSD Foundation. 12*3c87aa1dSDavid Chisnall * 131f4ff850STim J. Robbins * Redistribution and use in source and binary forms, with or without 141f4ff850STim J. Robbins * modification, are permitted provided that the following conditions 151f4ff850STim J. Robbins * are met: 161f4ff850STim J. Robbins * 1. Redistributions of source code must retain the above copyright 171f4ff850STim J. Robbins * notice, this list of conditions and the following disclaimer. 181f4ff850STim J. Robbins * 2. Redistributions in binary form must reproduce the above copyright 191f4ff850STim J. Robbins * notice, this list of conditions and the following disclaimer in the 201f4ff850STim J. Robbins * documentation and/or other materials provided with the distribution. 211f4ff850STim J. Robbins * 4. Neither the name of the University nor the names of its contributors 221f4ff850STim J. Robbins * may be used to endorse or promote products derived from this software 231f4ff850STim J. Robbins * without specific prior written permission. 241f4ff850STim J. Robbins * 251f4ff850STim J. Robbins * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 261f4ff850STim J. Robbins * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 271f4ff850STim J. Robbins * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 281f4ff850STim J. Robbins * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 291f4ff850STim J. Robbins * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 301f4ff850STim J. Robbins * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 311f4ff850STim J. Robbins * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 321f4ff850STim J. Robbins * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 331f4ff850STim J. Robbins * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 341f4ff850STim J. Robbins * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 351f4ff850STim J. Robbins * SUCH DAMAGE. 361f4ff850STim J. Robbins */ 371f4ff850STim J. Robbins 381f4ff850STim J. Robbins #include <sys/cdefs.h> 391f4ff850STim J. Robbins #if 0 401f4ff850STim J. Robbins #if defined(LIBC_SCCS) && !defined(lint) 411f4ff850STim J. Robbins static char sccsid[] = "@(#)vsscanf.c 8.1 (Berkeley) 6/4/93"; 421f4ff850STim J. Robbins #endif /* LIBC_SCCS and not lint */ 431f4ff850STim J. Robbins __FBSDID("FreeBSD: src/lib/libc/stdio/vsscanf.c,v 1.11 2002/08/21 16:19:57 mike Exp "); 441f4ff850STim J. Robbins #endif 451f4ff850STim J. Robbins __FBSDID("$FreeBSD$"); 461f4ff850STim J. Robbins 471f4ff850STim J. Robbins #include <limits.h> 481f4ff850STim J. Robbins #include <stdarg.h> 491f4ff850STim J. Robbins #include <stdio.h> 501f4ff850STim J. Robbins #include <stdlib.h> 511f4ff850STim J. Robbins #include <string.h> 521f4ff850STim J. Robbins #include <wchar.h> 531f4ff850STim J. Robbins #include "local.h" 54*3c87aa1dSDavid Chisnall #include "xlocale_private.h" 551f4ff850STim J. Robbins 561f4ff850STim J. Robbins static int eofread(void *, char *, int); 571f4ff850STim J. Robbins 581f4ff850STim J. Robbins static int 591f4ff850STim J. Robbins eofread(void *cookie, char *buf, int len) 601f4ff850STim J. Robbins { 611f4ff850STim J. Robbins 621f4ff850STim J. Robbins return (0); 631f4ff850STim J. Robbins } 641f4ff850STim J. Robbins 651f4ff850STim J. Robbins int 66*3c87aa1dSDavid Chisnall vswscanf_l(const wchar_t * __restrict str, locale_t locale, 67*3c87aa1dSDavid Chisnall const wchar_t * __restrict fmt, va_list ap) 681f4ff850STim J. Robbins { 6993996f6dSTim J. Robbins static const mbstate_t initial; 7093996f6dSTim J. Robbins mbstate_t mbs; 711b0181dfSJohn Baldwin FILE f = FAKE_FILE; 721f4ff850STim J. Robbins char *mbstr; 731f4ff850STim J. Robbins size_t mlen; 741f4ff850STim J. Robbins int r; 75f27b1c06SRoman Divacky const wchar_t *strp; 76*3c87aa1dSDavid Chisnall FIX_LOCALE(locale); 771f4ff850STim J. Robbins 781f4ff850STim J. Robbins /* 791f4ff850STim J. Robbins * XXX Convert the wide character string to multibyte, which 801f4ff850STim J. Robbins * __vfwscanf() will convert back to wide characters. 811f4ff850STim J. Robbins */ 821f4ff850STim J. Robbins if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX + 1)) == NULL) 831f4ff850STim J. Robbins return (EOF); 8493996f6dSTim J. Robbins mbs = initial; 85f27b1c06SRoman Divacky strp = str; 86*3c87aa1dSDavid Chisnall if ((mlen = wcsrtombs_l(mbstr, &strp, SIZE_T_MAX, &mbs, locale)) == (size_t)-1) { 871f4ff850STim J. Robbins free(mbstr); 881f4ff850STim J. Robbins return (EOF); 891f4ff850STim J. Robbins } 901f4ff850STim J. Robbins f._flags = __SRD; 911f4ff850STim J. Robbins f._bf._base = f._p = (unsigned char *)mbstr; 921f4ff850STim J. Robbins f._bf._size = f._r = mlen; 931f4ff850STim J. Robbins f._read = eofread; 94*3c87aa1dSDavid Chisnall r = __vfwscanf(&f, locale, fmt, ap); 951f4ff850STim J. Robbins free(mbstr); 961f4ff850STim J. Robbins 971f4ff850STim J. Robbins return (r); 981f4ff850STim J. Robbins } 99*3c87aa1dSDavid Chisnall int 100*3c87aa1dSDavid Chisnall vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt, 101*3c87aa1dSDavid Chisnall va_list ap) 102*3c87aa1dSDavid Chisnall { 103*3c87aa1dSDavid Chisnall return vswscanf_l(str, __get_locale(), fmt, ap); 104*3c87aa1dSDavid Chisnall } 105