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 * 81f4ff850STim J. Robbins * Redistribution and use in source and binary forms, with or without 91f4ff850STim J. Robbins * modification, are permitted provided that the following conditions 101f4ff850STim J. Robbins * are met: 111f4ff850STim J. Robbins * 1. Redistributions of source code must retain the above copyright 121f4ff850STim J. Robbins * notice, this list of conditions and the following disclaimer. 131f4ff850STim J. Robbins * 2. Redistributions in binary form must reproduce the above copyright 141f4ff850STim J. Robbins * notice, this list of conditions and the following disclaimer in the 151f4ff850STim J. Robbins * documentation and/or other materials provided with the distribution. 161f4ff850STim J. Robbins * 3. All advertising materials mentioning features or use of this software 171f4ff850STim J. Robbins * must display the following acknowledgement: 181f4ff850STim J. Robbins * This product includes software developed by the University of 191f4ff850STim J. Robbins * California, Berkeley and its contributors. 201f4ff850STim J. Robbins * 4. Neither the name of the University nor the names of its contributors 211f4ff850STim J. Robbins * may be used to endorse or promote products derived from this software 221f4ff850STim J. Robbins * without specific prior written permission. 231f4ff850STim J. Robbins * 241f4ff850STim J. Robbins * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 251f4ff850STim J. Robbins * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 261f4ff850STim J. Robbins * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 271f4ff850STim J. Robbins * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 281f4ff850STim J. Robbins * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 291f4ff850STim J. Robbins * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 301f4ff850STim J. Robbins * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 311f4ff850STim J. Robbins * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 321f4ff850STim J. Robbins * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 331f4ff850STim J. Robbins * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 341f4ff850STim J. Robbins * SUCH DAMAGE. 351f4ff850STim J. Robbins */ 361f4ff850STim J. Robbins 371f4ff850STim J. Robbins #include <sys/cdefs.h> 381f4ff850STim J. Robbins #if 0 391f4ff850STim J. Robbins #if defined(LIBC_SCCS) && !defined(lint) 401f4ff850STim J. Robbins static char sccsid[] = "@(#)vsscanf.c 8.1 (Berkeley) 6/4/93"; 411f4ff850STim J. Robbins #endif /* LIBC_SCCS and not lint */ 421f4ff850STim J. Robbins __FBSDID("FreeBSD: src/lib/libc/stdio/vsscanf.c,v 1.11 2002/08/21 16:19:57 mike Exp "); 431f4ff850STim J. Robbins #endif 441f4ff850STim J. Robbins __FBSDID("$FreeBSD$"); 451f4ff850STim J. Robbins 461f4ff850STim J. Robbins #include <limits.h> 471f4ff850STim J. Robbins #include <stdarg.h> 481f4ff850STim J. Robbins #include <stdio.h> 491f4ff850STim J. Robbins #include <stdlib.h> 501f4ff850STim J. Robbins #include <string.h> 511f4ff850STim J. Robbins #include <wchar.h> 521f4ff850STim J. Robbins #include "local.h" 531f4ff850STim J. Robbins 541f4ff850STim J. Robbins static int eofread(void *, char *, int); 551f4ff850STim J. Robbins 561f4ff850STim J. Robbins static int 571f4ff850STim J. Robbins eofread(void *cookie, char *buf, int len) 581f4ff850STim J. Robbins { 591f4ff850STim J. Robbins 601f4ff850STim J. Robbins return (0); 611f4ff850STim J. Robbins } 621f4ff850STim J. Robbins 631f4ff850STim J. Robbins int 641f4ff850STim J. Robbins vswscanf(const wchar_t * __restrict str, const wchar_t * __restrict fmt, 651f4ff850STim J. Robbins va_list ap) 661f4ff850STim J. Robbins { 671f4ff850STim J. Robbins FILE f; 681f4ff850STim J. Robbins mbstate_t mbs; 691f4ff850STim J. Robbins struct __sFILEX ext; 701f4ff850STim J. Robbins char *mbstr; 711f4ff850STim J. Robbins size_t mlen; 721f4ff850STim J. Robbins int r; 731f4ff850STim J. Robbins 741f4ff850STim J. Robbins /* 751f4ff850STim J. Robbins * XXX Convert the wide character string to multibyte, which 761f4ff850STim J. Robbins * __vfwscanf() will convert back to wide characters. 771f4ff850STim J. Robbins */ 781f4ff850STim J. Robbins if ((mbstr = malloc(wcslen(str) * MB_CUR_MAX + 1)) == NULL) 791f4ff850STim J. Robbins return (EOF); 801f4ff850STim J. Robbins memset(&mbs, 0, sizeof(mbs)); 811f4ff850STim J. Robbins if ((mlen = wcsrtombs(mbstr, &str, SIZE_T_MAX, &mbs)) == (size_t)-1) { 821f4ff850STim J. Robbins free(mbstr); 831f4ff850STim J. Robbins return (EOF); 841f4ff850STim J. Robbins } 851f4ff850STim J. Robbins f._file = -1; 861f4ff850STim J. Robbins f._flags = __SRD; 871f4ff850STim J. Robbins f._bf._base = f._p = (unsigned char *)mbstr; 881f4ff850STim J. Robbins f._bf._size = f._r = mlen; 891f4ff850STim J. Robbins f._read = eofread; 901f4ff850STim J. Robbins f._ub._base = NULL; 911f4ff850STim J. Robbins f._lb._base = NULL; 921f4ff850STim J. Robbins f._extra = &ext; 931f4ff850STim J. Robbins INITEXTRA(&f); 941f4ff850STim J. Robbins r = __vfwscanf(&f, fmt, ap); 951f4ff850STim J. Robbins free(mbstr); 961f4ff850STim J. Robbins 971f4ff850STim J. Robbins return (r); 981f4ff850STim J. Robbins } 99