xref: /titanic_51/usr/src/lib/libast/common/stdio/vswscanf.c (revision 3e14f97f673e8a630f076077de35afdd43dc1587)
1da2e3ebdSchin /***********************************************************************
2da2e3ebdSchin *                                                                      *
3da2e3ebdSchin *               This software is part of the ast package               *
4*3e14f97fSRoger A. Faulkner *          Copyright (c) 1985-2010 AT&T Intellectual Property          *
5da2e3ebdSchin *                      and is licensed under the                       *
6da2e3ebdSchin *                  Common Public License, Version 1.0                  *
77c2fbfb3SApril Chin *                    by AT&T Intellectual Property                     *
8da2e3ebdSchin *                                                                      *
9da2e3ebdSchin *                A copy of the License is available at                 *
10da2e3ebdSchin *            http://www.opensource.org/licenses/cpl1.0.txt             *
11da2e3ebdSchin *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12da2e3ebdSchin *                                                                      *
13da2e3ebdSchin *              Information and Software Systems Research               *
14da2e3ebdSchin *                            AT&T Research                             *
15da2e3ebdSchin *                           Florham Park NJ                            *
16da2e3ebdSchin *                                                                      *
17da2e3ebdSchin *                 Glenn Fowler <gsf@research.att.com>                  *
18da2e3ebdSchin *                  David Korn <dgk@research.att.com>                   *
19da2e3ebdSchin *                   Phong Vo <kpv@research.att.com>                    *
20da2e3ebdSchin *                                                                      *
21da2e3ebdSchin ***********************************************************************/
22da2e3ebdSchin #pragma prototyped
23da2e3ebdSchin 
24da2e3ebdSchin #include "stdhdr.h"
25da2e3ebdSchin 
26da2e3ebdSchin int
vswscanf(const wchar_t * s,const wchar_t * fmt,va_list args)27da2e3ebdSchin vswscanf(const wchar_t* s, const wchar_t* fmt, va_list args)
28da2e3ebdSchin {
29da2e3ebdSchin 	Sfio_t	f;
30da2e3ebdSchin 
31da2e3ebdSchin 	if (!s)
32da2e3ebdSchin 		return -1;
33da2e3ebdSchin 
34da2e3ebdSchin 	/*
35da2e3ebdSchin 	 * make a fake stream
36da2e3ebdSchin 	 */
37da2e3ebdSchin 
38da2e3ebdSchin 	SFCLEAR(&f, NiL);
39da2e3ebdSchin 	f.flags = SF_STRING|SF_READ;
40da2e3ebdSchin 	f.bits = SF_PRIVATE;
41da2e3ebdSchin 	f.mode = SF_READ;
42da2e3ebdSchin 	f.size = wcslen(s) * sizeof(wchar_t);
43da2e3ebdSchin 	f.data = f.next = f.endw = (uchar*)s;
44da2e3ebdSchin 	f.endb = f.endr = f.data + f.size;
45da2e3ebdSchin 
46da2e3ebdSchin 	/*
47da2e3ebdSchin 	 * sfio does the rest
48da2e3ebdSchin 	 */
49da2e3ebdSchin 
50da2e3ebdSchin 	return vfwscanf(&f, fmt, args);
51da2e3ebdSchin }
52