1/*-
2 * Copyright (c) 2002-2004 Tim J. Robbins.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: src/lib/libc/stdio/fputws.c,v 1.8 2009/01/15 18:53:52 rdivacky Exp $");
29
30#include "xlocale_private.h"
31
32#include "namespace.h"
33#include <errno.h>
34#include <limits.h>
35#include <stdio.h>
36#include <wchar.h>
37#include "un-namespace.h"
38#include "fvwrite.h"
39#include "libc_private.h"
40#include "local.h"
41#include "mblocal.h"
42
43int
44fputws_l(const wchar_t * __restrict ws, FILE * __restrict fp, locale_t loc)
45{
46	size_t nbytes;
47	char buf[BUFSIZ];
48	struct __suio uio;
49	struct __siov iov;
50	const wchar_t *wsp = ws;
51	size_t (*__wcsnrtombs)(char * __restrict, const wchar_t ** __restrict,
52	    size_t, size_t, mbstate_t * __restrict, locale_t);
53
54	NORMALIZE_LOCALE(loc);
55	__wcsnrtombs = loc->__lc_ctype->__wcsnrtombs;
56	FLOCKFILE(fp);
57	ORIENT(fp, 1);
58	if (prepwrite(fp) != 0)
59		goto error;
60	uio.uio_iov = &iov;
61	uio.uio_iovcnt = 1;
62	iov.iov_base = buf;
63	do {
64		nbytes = __wcsnrtombs(buf, &wsp, SIZE_T_MAX, sizeof(buf),
65		    &fp->_mbstate, loc);
66		if (nbytes == (size_t)-1)
67			goto error;
68		iov.iov_len = uio.uio_resid = nbytes;
69		if (__sfvwrite(fp, &uio) != 0)
70			goto error;
71	} while (wsp != NULL);
72	FUNLOCKFILE(fp);
73	return (0);
74
75error:
76	FUNLOCKFILE(fp);
77	return (-1);
78}
79
80int
81fputws(const wchar_t * __restrict ws, FILE * __restrict fp)
82{
83	return fputws_l(ws, fp, __current_locale());
84}
85