1/*-
2 * Copyright (c) 2009 David Schultz <das@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Copyright (c) 2011 The FreeBSD Foundation
6 * All rights reserved.
7 * Portions of this software were developed by David Chisnall
8 * under sponsorship from the FreeBSD Foundation.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__FBSDID("$FreeBSD$");
34
35#include "namespace.h"
36#include <errno.h>
37#include <limits.h>
38#include <stdarg.h>
39#include <stdio.h>
40#include "un-namespace.h"
41
42#include "local.h"
43#include "xlocale_private.h"
44
45int
46vdprintf(int fd, const char * __restrict fmt, va_list ap)
47{
48	FILE f = FAKE_FILE;
49	unsigned char buf[BUFSIZ];
50	int ret;
51
52	if (fd > SHRT_MAX) {
53		errno = EMFILE;
54		return (EOF);
55	}
56
57	f._p = buf;
58	f._w = sizeof(buf);
59	f._flags = __SWR;
60	f._file = fd;
61	f._cookie = &f;
62	f._write = __swrite;
63	f._bf._base = buf;
64	f._bf._size = sizeof(buf);
65
66	if ((ret = __vfprintf(&f, __get_locale(), fmt, ap)) < 0)
67		return (ret);
68
69	return (__fflush(&f) ? EOF : ret);
70}
71