1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2005 Poul-Henning Kamp
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * $FreeBSD$
29 */
30
31#include <namespace.h>
32#include <stdio.h>
33#include <string.h>
34#include <stdlib.h>
35#include <wchar.h>
36#include <vis.h>
37#include <assert.h>
38#include <sys/time.h>
39#include "printf.h"
40
41int
42__printf_arginfo_vis(const struct printf_info *pi, size_t n, int *argt)
43{
44
45	assert(n >= 1);
46	argt[0] = PA_POINTER;
47	return (1);
48}
49
50int
51__printf_render_vis(struct __printf_io *io, const struct printf_info *pi, const void *const *arg)
52{
53	char *p, *buf;
54	unsigned l;
55	int ret;
56
57	ret = 0;
58	p = *((char **)arg[0]);
59	if (p == NULL)
60		return (__printf_out(io, pi, "(null)", 6));
61	if (pi->prec >= 0)
62		l = pi->prec;
63	else
64		l = strlen(p);
65	buf = malloc(l * 4 + 1);
66	if (buf == NULL)
67		return (-1);
68	if (pi->showsign)
69		ret = strvisx(buf, p, l, VIS_WHITE | VIS_HTTPSTYLE);
70	else if (pi->pad == '0')
71		ret = strvisx(buf, p, l, VIS_WHITE | VIS_OCTAL);
72	else if (pi->alt)
73		ret = strvisx(buf, p, l, VIS_WHITE);
74	else
75		ret = strvisx(buf, p, l, VIS_WHITE | VIS_CSTYLE | VIS_OCTAL);
76	ret += __printf_out(io, pi, buf, ret);
77	__printf_flush(io);
78	free(buf);
79	return(ret);
80}
81