xref: /freebsd/usr.bin/systat/sysput.c (revision cc68614da8232d8baaca0ae0d0dd8f890f06623e)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2019, 2020 Yoshihiro Ota
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 
28 #include <sys/cdefs.h>
29 __FBSDID("$FreeBSD$");
30 
31 #include <sys/types.h>
32 #include <sys/sysctl.h>
33 
34 #include <err.h>
35 #include <inttypes.h>
36 #include <libutil.h>
37 #include <machine/param.h>
38 #include <string.h>
39 
40 #include "systat.h"
41 #include "extern.h"
42 
43 void
44 sysputspaces(WINDOW *wd, int row, int lcol, int width)
45 {
46 	static char str60[] = "                    "
47 	    "                                        ";
48 
49 	mvwaddstr(wd, row, lcol, str60 + sizeof(str60) - width - 1);
50 }
51 
52 void
53 sysputstrs(WINDOW *wd __unused, int row, int lcol, int width)
54 {
55 	static char str60[] = "********************"
56 	    "****************************************";
57 
58 	/*
59 	 * XXX wnd instead of wd?
60 	 */
61 	mvwaddstr(wnd, row, lcol, str60 + sizeof(str60) - width - 1);
62 }
63 
64 void
65 sysputXs(WINDOW *wd __unused, int row, int lcol, int width)
66 {
67 	static char str60[] = "XXXXXXXXXXXXXXXXXXXX"
68 	    "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
69 
70 	/*
71 	 * XXX wnd instead of wd?
72 	 */
73 	mvwaddstr(wnd, row, lcol, str60 + sizeof(str60) - width - 1);
74 }
75 
76 void
77 sysputuint64(WINDOW *wd, int row, int lcol, int width, uint64_t val, int flags)
78 {
79 	char unit, *start, wrtbuf[width + width + 1];
80 	int len;
81 
82 	unit = 0;
83 	start = wrtbuf;
84 	flags |= HN_NOSPACE;
85 
86 	if (val > INT64_MAX)
87 		goto error;
88 	else
89 		len = humanize_number(&wrtbuf[width], width + 1, val, "",
90 			HN_AUTOSCALE, flags);
91 	if (len < 0)
92 		goto error;
93 	else if (len < width)
94 		memset(wrtbuf + len, ' ', width - len);
95 	start += len;
96 
97 	mvwaddstr(wd, row, lcol, start);
98 	return;
99 
100 error:
101 	sysputstrs(wd, row, lcol, width);
102 }
103 
104 void
105 sysputwuint64(WINDOW *wd, int row, int lcol, int width, uint64_t val, int flags)
106 {
107 	if(val == 0)
108 		sysputspaces(wd, row, lcol, width);
109 	else
110 		sysputuint64(wd, row, lcol, width, val, flags);
111 }
112 
113 void
114 sysputpage(WINDOW *wd, int row, int lcol, int width, uint64_t pages, int flags)
115 {
116 
117 	sysputuint64(wd, row, lcol, width, ptoa(pages), flags);
118 }
119